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Manual T*SOL Expert 4.5

1. Data entry dialogue for setting up a new variant 3 Simulation Calculations menu The size of the simulation interval sample varies between one and six minutes What is decisive here is the system inertia resulting from the capacities and energy flows For the evaluation of the simulation results it is often enough to work with values resulting from larger simulation intervals hourly or daily Use the speed button at the top of the screen or the pull down menu to carry out a simulation for the project variant that is currently active If you go to the simulation dialogue via the pull down Calculations menu you are able to select the simulation period and the recording interval Depending on the selected simulation period a number of different recording intervals are offered 10 Dr Valentin EnergieSoftware GmbH T SOL Manual 3 Brief Instructions Simulation Period EN Simulation Period Q whole year DI Start L End 12 Recording Interval fi Day DI C Pre tun 3 Days DI Figure 3 7 1 ace Data entry dialogue for simulation parameters Clicking on the View button allows temperature conditions to be observed graphically during the simulation The exact time of each simulation step is shown in the status bar for the variant in the bottom left corner At the end of the simulation a selection dialogue opens so that you can view the results report or graphics or carry o
2. Circulation Operating Times IZ All Days the Same Figure 4 2 4 Secondary Circulation worksheet from the Hot Water Consumption dialogue On this worksheet the circulation heat losses are calculated based on the single length of piping and the specific losses By changing the temperature difference you can adjust the volumetric flow rate resulting from the circulation pump Click on the individual hours of the switching timer to adjust the daily running times for the pump Deselect AU Days the Same to individually adjust the daily running times for each day of the week 24 Dr Valentin EnergieSoftware GmbH T SOL Manual 4 Calculation Examples On the final worksheet of this dialogue Operating Times you can enter independently from the Load Profile settings breaks in the hot water supply e g during holiday periods During the operating times that are deselected here the consumption and circulation will be set at zero This completes the entries for hot water consumption and we click on the red arrow again to take us forward to the Collector Loop Connection dialogue From here you can change the Volumetric Flow Rate in the collector loop as well as the mix of the heat conducting medium eg in order to simulate a low flow system In this case the volumetric flow rate in the collector loop would be between 10 and 201 m h From the Control worksheet you can define the parameters for the collector loop pump control whic
3. T SOL Expert Version 4 5 Design and Simulation of thermal solar systems User Manual Disclaimer Great care has been taken in compiling the texts and images Nevertheless the possibility of errors cannot be completely eliminated The handbook purely provides a product description and is not to be understood as being of warranted quality under law The publisher and authors can accept neither legal responsibility nor any liability for incorrect information and its consequences No responsibility is assumed for the information contained in this handbook The software described in this handbook is supplied on the basis of the license agreement which you accept on installing the program No liability claims may be derived from this Copyright and Trademark T SOL is a registered trademark of Dr Gerhard Valentin Windows Vista Windows XP and Windows 7 are registered trademarks of Microsoft Corp All program names and designations used in this handbook may also be registered trademarks of their respective manufacturers and may not be used commercially or in any other way Errors excepted Berlin Mar 2013 COPYRIGHT 1993 2013 Dr Ing Gerhard Valentin Dr Valentin EnergieSoftware GmbH Valentin Software Inc Stralauer Platz 34 31915 Rancho California Rd 200 285 10243 Berlin Temecula CA 92591 Germany USA Tel 49 0 30 588 439 0 Tel 001 951 530 3322 Fax 49 0 30 588 439 11 Fax 001 858 777 5526
4. The word Variant is used as it is possible to calculate a number of different system variants within a project The weather data record for Augsburg has already been entered as this was selected in the General Project Data dialogue However this can be changed by clicking on the button Weather Independent of the weather data record the location of the building can also be entered e g the street address where the solar system will be installed In order to reach a result we now have to go through the individual worksheets of the Design Assistant entering the information required Use the buttons Continue Back and Cancel at the bottom of the dialogue to do this You can also click on the icons on the left of the dialogue to access the individual sheets direct 4 1 2 System Selection The next two sheets contain details on system selection This depends on the planned use of the system You will have to select whether the system is to be used to supply hot water and or space heating For the Project Example above therefore you should click on the circle to select Space Heating Depending on the selections made on this worksheet the following sheet offers a selection of system configurations and types The selection of the various systems is divided into small scale combination tank and buffer tank systems Click on the tabs to view the systems available under each category To define the amount of collector area required the Design As
5. Monthly Values Temperature OO C U calculate Temperature Range 1 00 L calculate Longitude East 180 gt Show Decimal Place in West 150 Degrees 00 00 00 59 Hourly Values LatitudefSouth Pole 90 Decimals 0 00 0 99 North Pole 90 Time Zone 10 0 j Back E 7 Cancel This is where you select the location you want to generate weather data for You can e load a location from the database delivered with the programme e or you can create a new location You are only able to save a location in hourly format for use in the MeteoSyn database if you select Define New Location If you select Location from Database you will need to select the country and location from the lists provided The weather data record generated for T SOL is then created in either case in the Hourly Values dialogue The database delivered with the programme contains monthly values for approximately 2 000 locations worldwide Location names that appear in green are user defined locations which can be amended and deleted You should always enter the county state and postal zip code as these will be helpful when you want to use the sort facility in T SOL s load weather data file dialogue 32 Dr Valentin EnergieSoftware GmbH T SOL Manual 5 MeteoSyn You will also need to enter the Lowest Outside Temperature This value is required to calculate the annual heating energy requirement In Germany the DIN 4701 standard ambient temperature
6. SS 4 S 10 2 12 Ei External Temperature LJ Global Radiation Hourly Yalues In this dialogue you will need to save the weather location that you have created When you confirm by clicking on Save hourly weather data is generated in file format with the ending wbv and this is saved into T SOL s standard weather directory If you then go back into T SOL you can load the newly created weather file directly from T SOL s load weather data file dialogue This file containing the hourly values required to carry out a simulation with T SOL or PV SOL remains permanently in the Meteo directory The file appears in the Select Weather File dialogue automatically under the country name that is selected in the MeteoSyn Location Data 5 2 dialogue Dr Valentin EnergieSoftware GmbH 35
7. Set Collector Array There we click on Collector and select the Standard Evacuated Tube collector from the T SOL database and otherwise change nothing and then click on the icon with the steps on the bottom left of the screen The results are now completely different 20 Dr Valentin EnergieSoftware GmbH T SOL Manual 4 Calculation Examples T SOL 4 0 Design Assistant Design Assistant Design Results EI Total Solar Fraction E System Efficiency B Number of Collectors Buffer Tank 1000 I Buffer Tank 2000 I Accept into Accept into Accept into Project Project Project Figure 4 1 9 Graphical display of simulation results in the Design Assistant after selecting a different type of collector Buffer Tank 5000 With a much improved figure of 29 system efficiency less than 30 collectors are required We decide on the variant with the 2000 litre tank and click on Accept into Project to return to the system schematic screen The data that has been entered in the Design Assistant has been transferred into the system on the system screen Figure 4 1 10 Diagram of the system configuration designed with the help of the Design Assistant SS Back in the system screen it is now possible to carry out an immediate simulation click on the Start Simulation button or to enter new or change existing parameters 4 2 Configure a Solar System via the Main Menus Project Example A solar system for the supply of hot water is re
8. reached is shown by a white symbol Dr Valentin EnergieSoftware GmbH 19 4 Calculation Examples T SOL Manual It can clearly be seen that with a 1000 litre tank the target of a 20 total solar fraction will not be reached On the other hand the difference between a 2000 litre and a 5000 litre tank is minimal The result is clearer still after clicking on Continue and the results are then shown in three bar charts T SOL 4 0 Design Assistant F X Design Assistant Design Results EI Total Solar Fraction EI System Efficiency B Number of Collectors Buffer Tank 1000 Buffer Tank 2000 Buffer Tank 5000 Accept into Accept into Accept into Project Project Project Variation Results Figure 4 1 8 Graphical display of simulation results in the Design Assistant Included in these charts in addition to the solar fraction is a further important evaluation figure the system efficiency With an increase in the tank volume the system efficiency increases and the collector area reduces with the solar fraction remaining constant Since in our Project Example a maximum roof area of 40 m is available the collector area even with a large tank volume is too large to fit onto the roof What can be done Let us try again with better quality collectors evacuated tube collectors We therefore click on the collector icon on the left hand side of the Design Assistant screen and this takes us back to the collector selection sheet
9. system is always possible via the Project Report If you create this report the first page will show a summary of the most important dimensions the solar fraction and the system efficiency On this page we are also given the answer to the question of heating oil savings the solar system makes annual savings of approx 400 litres of heating oil On the second page the values for the basic parameters are given and on the third page there are two graphics to assist in evaluation of the system The first graphic shows the course of the solar contribution over a period of 1 year in weekly intervals The second graphic shows the maximum temperatures that the collectors reach on every day of the year If you experience difficulties in printing these graphics with your printer you can produce the report in PDF format using Acrobat Reader via the Options Default Data Project Report menu Once a report has been created it can be accessed via the Results Project Report menu Dr Valentin EnergieSoftware GmbH 2 4 Calculation Examples T SOL Manual In order to answer the question regarding daily storage tank temperature click on the Create Graph button or go to the Results Graphics menu Figure 4 2 8 Selection dialogue to produce a results graph L sl zl bes First of all you are able to make a selection from the results that are available for each component listed in the project tree in the left hand section With the Bivalent D
10. the following components e Collectors e Boilers e Storage tanks If you want to stay up to date we would recommend a T SOL Service Agreement You will then be sent regular programme updates and revised component database units 2 Dr Valentin EnergieSoftware GmbH T SOL Manual 2 Installation 2 Installation 2 1 Hardware and Software Requirements T SOL is a WINDOWS application One of the following operating systems needs to be installed on your computer before you can run the programme Windows 98 Windows ME Windows NT Windows 2000 or Windows XP T SOL requires a minimum of 256 MB RAM With less memory there is no guarantee that the programme will run Recommended system configuration 900 MHz Pentium PC 256 MB RAM 400 MB hard disk drive VGA colour monitor CD drive The fully installed programme uses approximately 120 MB of hard disk space Each additional weather data file requires 5 MB You will require approximately 220 MB of free hard disk space in order to run T SOL comfortably complete with all available weather data Please ensure that you have enough space free on the hard disk before you install the programme In order to run T SOL you must have the full licence rights full access to the T SOL installation folder The formats for currency numbering time and date that are defined within the country settings of Windows system control on your computer are automatically reproduced within T SO
11. we have selected There are a number of ways of doing this e individual components can be accessed via the menu commands of the Parameters menu 22 Dr Valentin EnergieSoftware GmbH T SOL Manual 4 Calculation Examples e click on one of the components in the system schematic to select the system component and then double click with the left mouse key to get to the component dialogue or click just above or below the system to select the whole system and then double click to get to the system dialogue or click to select the component system and then click with the right mouse key and select Characteristics from the mini menu e or click on the main dialogue button to access the main dialogue direct EN E 4 2 2 Define Parameters For the complete definition of a system as required in our example it is best to go direct to the Main System Dialogue as this will automatically take you through all the necessary dialogues In the main dialogue you can use the red arrow buttons in the bottom right hand corner to move between the various component dialogues Type Al EN Basic Data Components Savings Reference Ir ype Al Weather File A Aachen Hot Water Requirement and Circulation Central Boiler Plant Ambient Temp 20 1B Figure 4 2 2 Main Dialogue In the Reference entry field of the first worksheet in the main dialogue you can enter a new variant name or amend an existi
12. 40 m As we need to define a heating boiler but a calculation of the heating requirement is not available we can estimate the required power at 240 m 50 W m 12 kW and load a correspondingly sized heating oil boiler from the database via the Select button We leave the pre set value for the boiler s Nominal Outout unchanged Oil Boiler Fa Parameters Efficiency Manufacturer SOL Database Type Oil Boiler 12 kal Nominal Output fi 2 kw Specific r Fixed Reference So Nominal Output is dependent on the Hot Water and Space Heating Requirement Select Fuel Fuel Oil Operating Times l DK Jan L 8 p 8 L Jul ug i E 8 E Cancel Operating Days 273 Days Figure 4 2 6 gt P Es Dialogue for the definition of the boiler As we want the solar system to provide hot water in summer without the use of a boiler we click on the months of June July and August under Operating Times they change from green to white so that boiler operation is halted during these months We have now reached the end of the dialogue chain and can exit the main dialogue by clicking on OK 26 Dr Valentin EnergieSoftware GmbH T SOL Manual 4 Calculation Examples 4 2 3 Simulation After entering the parameters for your solar system you are now in a position to calculate the system operating conditions over a period of a year by running a simulation The simulati
13. D You Still Don t Have a Serial Number This could be the case if for example you have installed the programme from the Demo CD or you have downloaded it from the internet You will need to purchase a full version of the programme before you can receive a Serial Number Send us the Order Form which you can print within the programme under Info Registration or you can purchase the programme direct from our website You ve Purchased the Programme and Can t Find Your Serial Number No problem Send us the invoice for the programme with your contact details and we will send you the Serial Number again 2 3 2 Request a Key Code After entering the Serial Number and automatic allocation of the Programme ID you will need to provide us with this information so that we can send you your Key Code You will see the following window on your screen Enter Serial Number 2 Serial Number B0138 012P 250 CHWD 1 EHBS PH CEPR AGU Kaa rere Request Key Code Begh aire by ose J Loe Cm Loe Enter Key Code Key Code CIII M You can request the Key Code in three different ways 2 3 3 Request a Key Code Online This method requires that your computer has internet access Click on the Online button underneath Programme ID in the Registration window A form opens in which you enter the data required to obtain a Key Code The fields marked have to be completed to continue After completing the form yo
14. HW Tank information on the upper tank temperature is given if Sensor Auxiliary Heating On is selected On clicking OK a graph is produced plotting the mean monthly temperatures Daily temperature values can be set by double clicking on the x axis or via the Axes X Axis menu E Display Interval li Month Y Column width f D auz ka Display from 1 g Figure 4 2 9 Sizing the x axis for a daily temperatures graph Cancel You can select the Display Interval and the value for the Column Width here With a setting of Month Days and Display from 1 6 as illustrated above the daily tank temperature is shown from 1 June You can change the display interval with the red arrow button and jump to the next month 28 Dr Valentin EnergieSoftware GmbH T SOL Manual 4 Calculation Examples ER Gore rgt Ceci Options Table Gober Language Wide Help ER F EH E Ki Lei aal Aa ls Variant 1 Figure 4 2 10 Daily temperature graph The graph therefore gives the answer to the question of the number of days that the tank reaches a temperature of 35 degrees The evaluation is even simpler if you convert the graph into a table via the Table menu A more precise measure of the temperature course can be gained if the temperature break down is shown in hourly intervals However in order to do this it is necessary to record the values in hourly intervals during simulation Go back to the Calculations Simu
15. L These formats also appear in any T SOL documents that you print out In order to run the programme it is important that the symbols separating thousands and decimals are different You should set your monitor display to Small Fonts via the Windows system control 2 2 Programme Installation Please close all programmes before commencing the installation procedure To install the programme put the programme CD into your computer s CD drive The installation programme will start automatically and you will be taken through the installation procedure step by step unless the CD drive autorun function has been deactivated on your computer If the autorun function has been deactivated you will need to start the Setup exe file which is on the CD To do this you can start File Manager or Explorer and double click on the Setup exe file in the CD drive If you install T SOL onto a computer with WinNT WIN2000 or WinXP you will need to have administrator access to the operating system To run the programme you will need to have full rights read and write to the T SOL programme directory e g C Programme TSOL Dr Valentin EnergieSoftware GmbH 3 2 Installation T SOL Manual 2 3 Programme Activation After installing and opening the programme a small window appears asking whether you wish to start the programme as a Demo Version or register the Full Programme This dialogue appears until you have activated the programm
16. P Set collectors at which tilt angle Collector orientation which direction Piping Simple Length of Internal Piping Simple Length of External Piping Figure 4 1 6 Definition of the collector array in the Design Assistant jela The tilt angle and orientation of the collector array need to be entered next The values for the piping are based exclusively on the collector loop The single length of piping should be entered The heating losses and hydraulic resistance of the piping are calculated from these values After clicking on the Continue button the Design Target needs to be entered In our Project Example a solar fraction of 20 of the total energy consumption hot water and space heating is required We have selected natural gas as our fuel for auxiliary heating By clicking on Continue we are provided with a selection of storage tanks that the Design Assistant recommends for our system Each of the recommended tanks can be changed by opening the database and making a new selection For each of the three buffer tanks recommended we can carry out a variation calculation by clicking on Variation Yariation Results fariation Calculation Figure 4 1 7 Graph of simulation results in the Design Assistant This takes you to a graph of the simulation results showing the number of collectors required for the three different buffer tank sizes The collector number with which the target of a 20 solar fraction is
17. The single licence version of T SOL can only be installed locally However since the database and project files can be saved to any file paths required and these can then be set in the programme as the standard file paths it is therefore possible to move parts of the programme to other hard drives If you wish to install the whole programme onto a network you will require the network version of T SOL 6 Dr Valentin EnergieSoftware GmbH T SOL Manual 3 Brief Instructions 3 Brief Instructions The aim of this section is to introduce the user to the scope of the T SOL programme drawing on the most important and most frequent questions raised by users The planning and design of a solar thermal system using T SOL will be illustrated using the menus and following the various steps that need to be carried out in their recommended order The corresponding speed button symbols for direct access to the dialogues will be shown 3 1 General Information on Design There is no simple method of calculation which can be used to exactly determine the yields for a solar system The number of parameters required to determine the operating behaviour of a system is too large This is not only affected by the changeable non linear behaviour of the weather but also by the dynamic nature of the system itself Of course there are rules of thumb such as 1 2 m collector surface per person and 50 litre storage tank capacity per m of collector surface
18. and 12 Dr Valentin EnergieSoftware GmbH T SOL Manual 3 Brief Instructions style colour and presentation line graph or bar chart of the curves and the guide lines T SOL Pro 4 00 Boicpieln Ed Gare fers Deem res L t Winker Heb S TA el Caen System Actisient Weather Fie AUGSBURG WEY We Srem Trp Al Weather File AACHEN WEY k System Y auet Weather Fie BERLIN WEN E 1 aa JE all Naia a Vaio m D D 90 BL 72 63 54 s5 3 a 1 9 0 mmm NLSN Gas Saved 234 m eee l 002 Dre zez Ay 9 Gries za Frac 57 Figure 3 9 1 Simulation results graph The axes can be redefined and the graphic can be given a title The values can be copied and pasted into other programmes for further evaluation FI The Summary Report consists of a three page overview including the system schematic the entry data and the simulation results The summary report can be printed via the page preview Dr Valentin EnergieSoftware GmbH 13 3 10 Solar Local District Heating Systems only available in T SOL Expert This programme module was developed with the support of the German Federal Ministry for the Environment within the framework of the Solarthermie 200oplus Solar Thermal 20ooplus programme in partnership with the company ZfS Rationelle Energietechnik GmbH The module contains the following features Up to six collector arrays can be defined in one Solar Loop that is connecte
19. but these are only valid if at all for small systems serving one or two households Only calculation based simulation makes it possible to investigate larger systems in respect of the influence of the surrounding conditions consumption variations and different components on the operating conditions of the solar system Solar systems can be used for heating purposes above all in areas where heating is also required in summer These systems will then even during the transitional period make a considerable contribution to heating the building However something that should be avoided at all costs is the design of a solar system for heating without the possibility of seasonal storage even in winter This would lead to extremely large collector surfaces and at the same time excess energy in summer i e to systems with very poor efficiency and therefore very high heating costs In order to design and optimise a solar system with T SOL the following steps should be followed 3 2 Set Up a New Project File menu To set up a new project you will need to open the General Project Data dialogue and enter at least the reference or name of the project This will also serve as the name of the project folder into which the project variants worked on in the course of the project should be saved All other details can be entered at a later date as and when required Dr Valentin EnergieSoftware GmbH T 3 Brief Instructions T SOL Manual Gen
20. ccess the input dialogs for defining the central heating supply system via the symbol buttons Click on the house symbol to set the heating requirement Click on the radiator symbol to set the space heating loops Click on the heat exchanger symbol 7 to define the heat exchanger which couples the space heating loops to the local district heating network 10 4 Calculation Examples T SOL Manual 4 Calculation Examples Read the following two project examples and at the same time carry out the individual steps in the T SOL programme E You will find further project examples in the project folder which is reached via the menu File Open Project or by clicking on the button 4 1 Use of the Design Assistant The Design Assistant is there to help you establish the dimensions of a solar system It should therefore be used if you are not sure of the size of the collector array and or the size of the storage tank to be installed The Design Assistant is an independent part of T SOL Professional and the results it produces can be accepted into the main part of T SOL the system screen Project Example A renovated block of 6 flats in Augsburg Germany requires a solar system for hot water supply and the support of space heating The building has a pitched roof with a 35 degree inclination facing south east and an area of 40 m Is this area large enough to provide the target 20 solar fraction of the total energy consumption Th
21. d to the power house via a freely definable Solar Network The Power House consists of a buffer tank and the boiler system The programme includes three power house types Bivalent Buffer Tank with Integrated Auxiliary Heating as a Boiler Buffer Monovalent Buffer Tank with Serial Boiler Connection Monovalenter Buffer Tank with Secondary Boiler Buffer Tank Via a freely definable Local District Heating Netowork it is possible to connect the power house with up to six heat transfer stations The types of Heat Transfer Stations are available Heat Transfer Station System for DHW Stations Tank Loading System Tank Loading System with Recooling and Thermal Disinfection All three transfer stations include central space heating supply In addition the Ground Temperatures and the Indoor Reference Temperature are defined in the system dialogue For the progression of the Ground Temperature a sine curve is used with its minimum in February and maximum in August 3 10 1 Solar loop Variant menu System Definition 3 Solar Loop In this window you can define and edit up to six differently aligned collector loops Click on the Add button to add a new collector loop Click on the Remove button to delete the selected collector loop Click on the Edit button to access the dialog for the selected collector loop From this window you can also access the input window for the solar network 3 10 2 Power station Variant menu Syst
22. e successfully 891 Registration E a Welcome Welcome you can now activate your programme Continue This involves the following steps 1 Enter serial number 2 Programme ID is allocated 3 Request key code 4 Enter key code Cancel Help Programme Activation is carried out by entering a Key Code The Key Code is provided by the programme manufacturer on request First you will need to make sure that e You have a Serial Number e The programme has already been installed e When you start the programme you click on the License Full Version button Programme Activation is carried out in four steps Activation e Enter Serial Number e Notify allocated programme ID by e mail fax or telephone e Receive Key Code e Enter Key Code 2 3 1 Enter the Serial Number If you purchased the programme from us you will already have a Serial Number You will find this on the CD case on the invoice or we have sent it to you by e mail The Serial Number has the following format 301 38 012P 250 CHWD 1 EHB8 PH CEPR AGU It needs to be entered exactly as it appears without any spaces After the Serial Number has been entered the programme allocates a Programme ID which is based on the Serial Number and a code for your PC 4 Dr Valentin EnergieSoftware GmbH T SOL Manual 2 Installation ZZ Registration Enter Serial Number L 2 Serial Number B0138 012P 250 CHWD 1 EHBS PH CEPR AGU 2 2 Programme I
23. ective to select the steeper angle Thus you can answer the architects question regarding the tilt angle 35 degrees from the horizontal Ata later stage we will be able to optimise this angle by carrying out a number of simulations with different angles and then comparing the results In the case that you already have information regarding the length of piping from the water heating system to the roof the single length should be entered on the Piping worksheet If this value is not known the pre set values can be adopted Click on the red arrow to go to the next dialogue the Bivalent Domestic Hot Water Tank As our calculation will be based on hot water consumption of 175 litres we select a storage tank of double size i e 350 litres which you can load from the database by clicking on the Select button If you want to use a storage tank that is not included in the database you are able to change the tank volume after loading The tank will then be saved in the project with the data as amended We do not need to make any further entries for the storage tank and the Control settings also remain unchanged The pre set value for the Desired Temperature of Tank of 0 K Kelvin on the Control worksheet means that the upper tank temperature corresponds to the desired temperature of hot water which in this case we set at 50 C A further click on the red arrow brings us to the Boiler dialogue The architect s plans show a floor space of 2
24. em Definition Power Station In this dialog you can access the separate components of the power station consisting of a boiler system and the buffer tank By selecting Own Building you can set a temperature change from February to August yourself In the Contro window you can enter the switch on and switch off temperatures of the buffer tank bypass In the Network Flow Temperature window you can define the heating curve of the local district heating network based on the outside temperature You can also set the Storage Tank Installation here with a choice of nstallation Outside Central Boiler and Own Building If you select Central Boiler the reference temperature for the internal rooms from the system dialog is used to calculate tank losses 3 10 3 Solar or Heating Network Variant menu System Definition 3 Solar Network This is where you define the network connection to the power station On the Pipes Armatures page use Materia to define whether the pipes of local district heating network are made of copper or steel You can also define the number of armatures in the network and the loss per armature in W K On the Solar Network or Heating Network page you define the piping of the local district heating network If you deactivate the Return Identical to Flow checkbox you can then define the return of the local district heating network yourself Otherwise the program assumes that the return is identical to the fl
25. eral Project Data EN Project Name lase Project Folder fProject3 Pre Set Data for Weather Data Record for New Variant Weather Data Record Berlin wby Select Location Bein CiCS Caneel Figure 3 2 1 Data entry dialogue for setting up a new project Exit the dialogue with OK to set up the project You can then define and work on as many project variants as you wish 3 3 Design Assistant Calculations menu If you do not have a firm idea of the design of your solar system you should use the Design Assistant to size your system rather than manually entering every time T SOL 4 0 Design Assistant Design Assistant Design Assistant will help you to design a system Please enter a variant name Yariant Reference Type A2 You can navigate through the Assistant both by clicking on the Continue and Back arrows and by clicking on the icons in the left hand navigation bar Location Weather Selected Weather Data BERLIN Location Berlin Figure 3 3 1 Design Assistant The Design Assistant leads you through all the necessary stages including the selection of a suitable collector and storage tank These components are determined after entry of the target solar fraction i e the annual solar contribution percentage by the calculation results of a mini simulation By clicking on the Accept button the parameters entered and determined in the Design As
26. ers is via the Main Dialogue In the Main x Dialogue you can also use the red arrow buttons to move between the component dialogue windows You should also note that there may be a number of tabs for each Dr Valentin EnergieSoftware GmbH 9 3 Brief Instructions T SOL Manual component A quick way of reaching the individual parameters for the individual components is via the system schematic Just position the mouse arrow over one of the components and double click or click with the right mouse key to get to the corresponding dialogue characteristics The Basic Data in respect of the climatic conditions and the hot water and heating requirements for the actual variant can be modified via the corresponding buttons allocated 3 6 Set Up a New Variant File menu i Within each named project you have the possibility of setting up as many variants as you wish each containing different systems and components You can open and work on up to six variants at any one time The variants allow easy comparison of parameter choices while keeping the filing simple There are a number of options for setting up a new variant Variant Reference EN Variant Reference Variant2 You have a number of options to design a new V anant i Cancel C Always use default system C Duplicate Existing Variant Ge Selection of New System Hydraulics C Selection of New System Hydraulics with Current Values C Open T SOL Design Assistant Figure 3 6 1
27. fax info valentin de info valentin software com www valentin de http valentin software com Management Dr Gerhard Valentin AG Berlin Charlottenburg HRB 84016 T SOL Programme Manual Contents Contents 1 Programme INFORMATION vecccecsveccciccccveciencctncesscenusvecsveseiestseesciwecneeterence 1 E ES E DEE 1 t2 ee Feall OS o eee 1 deel EIERE Ee 1 1 2 2 System Conngu ratl DE 1 US SE ME E Le ue MET EE 2 1 2 4 Economic Efficiency Calculation sese ee e eee e e 2 1 2 5 Comprehensive Database of Components eee ee e e ee eee 2 2 MStalaU Omes 3 2 1 Hardware and Software Requirements sese eee eee ee 3 22 Programme Tenen Len 3 2 Programme ACUVaUO DEE 4 2 521 Enere Seral NIE Eege a eaa 4 Zone Re eguesta E e EE 5 2 3 3 Request a Key Code Onime eee 5 2 3 4 Request a Key Code by Fax sese 6 2 3 5 Request a Key Code by Telephone sese eee eee 6 2390 Er E Key COG EE 6 3 Brier MNS o el THE 7 3 1 General Information ON Design sss eee eee eee T 3 2 Set Up a New Project File menut sese eee ee ee ee ee ee ee 7 3 3 Design Assistant Calculations menu 8 3 4 Select a System Systems menu 8 3 5 Enter System Parameters Parameters menut eee eee eee 9 3 6 Set Up a New Variant File menu eee eee ee ee ee ee e eee 10 3 7 Simulation Calculations menu 10 3 8 Economic Efficiency Calculation Calculations menu 11 3 9 Evaluate Results Results menu 12 A CalGCulatiOn ue 14 4 1 Use of the Design Aesistant neruis a 14 Dr Va
28. g on it for s the space heating energy requirement known and then make the selections illustrated below Dr Valentin EnergieSoftware GmbH 17 4 Calculation Examples T SOL Manual T SOL 4 0 Design Assistant ZS Design Assistant Define Requirement Domestic Hot Water Space Heating How large is the area to be heated 400 Is the space heating energy requirement Cy known l What type of building is to be heated Larger Building Which thermal insulation standard does the me En Thermal Insulation Regulation building comply to Use which type of heating Figure 4 1 5 Definition of the space heating requirement in the Design Assistant To provide a figure for the annual space heating requirement which T SOL calculates for every hour of the year you will need to enter the standard external temperature 4 1 4 Define Collector Array To start with the Design Assistant uses the standard flat plate collector from the T SOL database This corresponds to a simple collector with an area of 1 m You can however select any collector of your choice from the database by clicking on the collector button or from the system screen select your preferred standard collector under Options Default Data 18 Dr Valentin EnergieSoftware GmbH T SOL Manual 4 Calculation Examples T SOL 4 0 Design Assistant Design Assistant Set Collector Array Collector Use which type of collector Standard Flat Plate HP
29. h is set according to specified temperature differences By clicking again on the red arrow or on the Parameters button you come to the Collector Array dialogue In the Collector section of the Parameters worksheet click on the Select button to go to the collector database from which you can make a selection from the list of manufacturers and collector types In the header bar there are drop down lists of manufacturers and collector types which assist you in finding the product of your choice quickly and easily e Open File Jof x gt Manufacturer J Type Wagner amp CO DI Display all DI EURO C 20 AH Flat Plate Collector EURO C 20 HT Flat Plate Collector 2 62 2 38 EURO C 20 HTF Flat Plate Collector 2 61 2 37 EURO C 20 Flat Plate Collector 2 62 2 38 LB 5 Flat Plate Collector 5 78 5 07 LB 5 HT Flat Plate Collector 5 78 5 07 LB 5 mit Antireflexglas Flat Plate Collector 5 78 5 07 LB 64 HT Flat Plate Collector 7 08 6 40 LB 64 mit Antireflexglas Flat Plate Collector 7 08 6 40 LB 64 Flat Plate Collector 7 08 6 40 LB 76 HT Flat Plate Collector 8 49 7 60 LB 76 mit Antireflexglas Flat Plate Collector 8 49 7 60 LB 76 Flat Plate Collector 8 49 7 60 VACO CP Evacuated Tube Collector 1 30 1 10 Figure 4 2 5 Collector selection dialogue k l Click on the preferred collector or select and click on OK to incorporate the collector into your project design Entering the number of collectors automatically gives the c
30. is question is most easily answered by using the Design Assistant You are able to use the Design Assistant at any time when working on an existing project either use the Calculations Assistant menu or the faster option click on the button in the upper button bar You can then select to replace the dimensions of the currently active project variant with one of the sets of values calculated by the Design Assistant If you want to design a new variant use the File New variant menu and click on the command Open T SOL Design Assistant For our calculation example however we want to design a new project as the questions regarding collector area and size of storage tank need to be answered right at the beginning of a project 4 1 1 Set up a New Project When you start T SOL the first dialogue window will prompt you to select the project you want to start with 14 Dr Valentin EnergieSoftware GmbH T SOL Manual 4 Calculation Examples Open Project BE xX Projecti Jh New Project i Open Existing Project Figure 4 1 1 Project selection dialogue Click on the New Project button in the dialogue If however you have already started T SOL you can reach the same stage via the File New Project menu or by clicking on the button in the upper button bar General Project Data E RS Project Project Name Example Project Folder JE ample x Get Data for Weather Data Record for New V a
31. iti ewe Staten Tews WES LTN 3 Image Input dialog for the external heat exchanger A heat transfer station consists of up to ten DHW stations and a central heating supply system Click on the Add button to add a new DHW station The DHW stations are automatically numbered consecutively You can change the name of the DHW station Click on the Edit button to access the input dialog for defining the DHW station 1 1 4 5 Space heating requirement and loops In the Space Heating Reguirement and Loops section you can define the central heating supply system Click on the house symbol to set the heating requirement Click on the radiator symbol to set the space heating loops Click on the heat exchanger symbol to define the heat exchanger which couples the space heating loops to the local district heating network 1 1 4 6 Heat transfer station Tank loading system with return cooling Variant menu System Definition 3 Heat Distribution Tank Loading System DHW Transfer Click on the DHW Transfertab to access three further input dialogs e DHW Requirement e Heat Exchanger which couples the tank to the local district heating network and e DHW Standby Tank Select the With Thermal Disinfection checkbox to activate the 7hermal Disinfection tab There you can define the femperature time and period of thermal disinfection 1 1 4 7 Space heating requirement and loops In the Space Heating Requirement and Loops section you can a
32. lation menu and set the Recording Interval at 1 hour Carry out a new simulation and then you will be able to study temperature changes by the hour To do this select a Display Interval of 1 day for the x axis Continue with this example and consider how the number of days can be reduced in which the temperature falls below 35 C Change individual parameters such as storage tank size tilt angle and collector area Run another simulation and evaluate the results Finally the architect is asking you about additional building requirements Recommend that hot water connections for a washing machine and dishwasher be built into the system With these machines the hot water consumption is increased by 20 40 litres daily which can be supplied by the solar system and therefore save valuable energy Dr Valentin EnergieSoftware GmbH 29 5 MeteoSyn T SOL Manual 5 MeteoSyn Not available with all programme versions With the MeteoSyn meteorological synthesis climate generator you can produce the hourly data required to simulate a solar system in T SOL from monthly mean values for radiation and temperature You can open the four dialogue windows in succession using the Continue and Back buttons or you can click on the corresponding icon in the navigation bar 30 Dr Valentin EnergieSoftware GmbH T SOL Manual 5 MeteoSyn 5 1 Welcome MeteoSyn is not available with all programme versions E MeteoSyn d WW ES Ce With Me
33. le with all programme versions E T Meteosyn OT Data Source Measured Period Years Simulationsystem INSEL Welcome C Known Measured Period Month Global Radiation W m Mean external Temperature Location Data fan ag Country AUSTRALIA Country State B Monthly Values Location Name ALICE SPRINGS Hourly Values Save Data Record Save Data Record Datensate l schen The monthly values are shown here if the locations come from a database If you want to define a New Weather Data Record you should enter the values here and then save the location Only user defined locations can be deleted or overwritten If you have selected Define New Location in the previous dialogue window you can enter the Data Source in the input field provided This entry then appears in the project report If Known you can enter the Measured Period Years which should be input in whole years This period is also shown in T SOL s load weather data file dialogue and appears in the project report Monthly mean values should be entered in W m under Global Radiation Continue to the Hourly Values dialogue to create a T SOL weather data record 34 Dr Valentin EnergieSoftware GmbH T SOL Manual 5 MeteoSyn 5 4 Hourly Values MeteoSyn is not available with all programme versions E T Meteosyn Welcome 26 S00 22 250 18 16 o Location Data O44 S G 150 10 5 100 S Monthly Values 4 50
34. lentin EnergieSoftware GmbH Contents T SOL Programme Manual Aol Set Up New ne eege eege Eed 14 lt a ADYSIEMPOCICCHOMN WEE 16 Aled Define Consumption eer ENEE 17 AA Deine Colector Egeter 18 4 2 Configure a Solar System via the Main Menus sese eee eee ee e 21 4 2 1 DSSiGin a NEW Vanantaan A 22 42 2 Deine Parameters E 23 o OMANO EE 27 BZA ME VAI ten EE 2 5 IMGTCO En E 30 Dal NVCICOMG EE 31 5 2 Location Data 32 Ono MONNI ET 34 e MOUN VAOS eege 35 Dr Valentin EnergieSoftware GmbH T SOL Manual 1 Programme Information 1 Programme Information 1 1 Why T SOL T SOL is a programme for the design and simulation of solar thermal systems including hot water preparation the support of space heating and swimming pool heating The programme allows the planner to investigate the influence of individual system components on the operating behaviour of a solar thermal system All system parameters can be quickly changed via the user friendly interface Simulation results can be evaluated in graph or table format making T SOL an excellent tool for planning a solar thermal system 1 2 System Features 1 2 1 Overview e Simulation of solar thermal systems supporting domestic hot water and space heating over any period of time up to one year e Design optimisation of collector array area and storage tank volume of the system to reach specific targets e Influence of partial shading by the horizon and other objects b
35. m variant carrying out automatic optimisation of the system With T SOL both shade from the horizon and from objects close to the system is calculated For the objects you can take account of seasonal variations in shading e g trees with and without leaves 1 2 3 Simulation and Results The calculation is based on the investigation of energy flows and provides yield prognoses according to the hourly meteorological data provided T SOL calculates the energy produced by the solar system in the production of hot water and space heating and the corresponding solar fraction The results are saved and can be presented in graph format or in a results overview Summary Report The graph maps the course of energy and other values over any given period and can be saved as a table in text format so that the results can be copied into other programmes for further evaluation By varying individual system parameters the optimal system configuration can be found 1 2 4 Economic Efficiency Calculation After running a simulation over a period of one year you are able to carry out an economic efficiency calculation for that variant Taking into account the system costs and any financial support e g government grant the economic efficiency parameters e g capital value annuities and cost of heating are calculated and detailed in a report 1 2 5 Comprehensive Database of Components The programme comes with a comprehensive database of
36. nant Weather Data Record Augsburg wb Select Location Augsburg Ser Figure 4 1 2 General Project Data entry dialogue The project name that you enter in the first field is saved as the file name for the project so you won t have any trouble finding it later on On this Project Data dialogue worksheet you are already able to define a weather data record by clicking on Select The selected weather data record will then be automatically loaded within this project for each new variant selected After confirming the project data with OK a standard system is loaded and the system screen for Variant 1 appears with a diagram of the system From here you can start the Design Assistant by clicking on the button in the upper button bar The system schematic diagram is now of secondary importance Dr Valentin EnergieSoftware GmbH 15 4 Calculation Examples T SOL Manual T SOL 4 0 Design Assistant Design Assistant Design Assistant will help you to design a system Please enter a variant name Variant Reference Assistaht You can navigate through the Assistant both by clicking on the Continue and Back arrows and by clicking on the icons in the left hand navigation bar Location Weather Selected Weather Data AUGSBURG Location M nchner Stra e 14 Figure 4 1 3 Design Assistant first sheet On the first sheet of the Design Assistant you start by giving the planned solar system a name
37. ng name This reference in this case Type A1 is the name that is shown in TSO S blue title bar and is the reference under which you will be able to find the variant again eg in the Load Variant dialogue The weather data is also loaded here the hot water requirement is entered and the ambient temperature for the central boiler plant is defined This temperature is the reference temperature for the calculation of storage tank losses and secondary circulation losses After loading the weather file for Aachen from the weather database for Germany additional weather data for other countries can be installed from the CD we click on the red arrow to go to the next dialogue Hot Water Consumption On the Parameters worksheet you enter the average daily consumption for the operating period given on the Operating Times worksheet usually the average daily consumption over a year At the same time the total consumption for the operating period and the resulting energy consumption are shown The total consumption figure is dependent on the values entered under Temperatures on the Parameters worksheet For our example of a bungalow in Aachen we know that hot water is required for a family of 5 If we assume a high standard say 35 litres per person per day we get to a total of 175 litres per Dr Valentin EnergieSoftware GmbH 23 4 Calculation Examples T SOL Manual day at a temperature of 50 degrees centigrade This daily consumption will not be sp
38. ollector area We decide to start with 7 collectors with a total active solar surface of 7 m This is the active area that is available to convert the sun s radiation and which forms the basis of test institute calculations to determine the collector coefficient On the Inclination worksheet you will find the parameters for the orientation and tilt angle of the collector array The Azimuth Angle is the horizontal deviation between the collector surface vertical and the geographical south in the northern hemisphere or the north in the southern hemisphere It is 0 when the surface is facing toward the sun s highest point zenith In our case the building is in the northern hemisphere and the building s longitudinal axis runs from south east towards the north west If the collectors are also installed parallel to this axis the collector vertical perpendicular to the active surface points towards the south west The azimuth is therefore in our case the angle between the south and south west that is 45 degrees Dr Valentin EnergieSoftware GmbH 25 4 Calculation Examples T SOL Manual As our example deals purely with hot water supply we can install the collectors at a tilt angle to gain the maximum possible irradiation The absolute values for irradiation are given at the bottom of the dialogue For a south west orientation a tilt angle of 30 to 35 degrees results in maximum irradiation values For the time being it is however more eff
39. on can be started in two ways either click on the Start Simulation button in the button bar calculator symbol or via the main menu Calculations Simulation which will open the Simulation Period dialogue prior to simulation On the Simulation Period dialogue the Simulation Period is pre set at 1 whole year and the results Recording Interval at 1 day Both settings will suffice for our first simulation The Pre run of 3 days means that the simulation runs for 3 days before the first data is recorded on 1 January Simulation with the pre set values can be started direct by clicking on the Start Simulation button in the button bar From the Simulation Period dialogue the simulation is started by clicking on OK Once the simulation has started you are able to click on the View button and observe the system s temperature fluctuations Click on the button again to return to fast mode and once the simulation has been successfully completed the following dialogue will appear Create a Summary Report S Ki Project Report Is a Graphical Evaluation of the Results required US Fe Graphics Carry out an Economic Efficiency Calculation Return to Programme Screen o gt Close Simulation Results can also be evaluated via the menus Results Graphics and Results Project Report Figure 4 2 7 Selection dialogue at end of simulation Simulation Time 00 00 09 4 2 4 Evaluation An initial evaluation of the
40. ot Water Space Heating Is hot water requirement known W No of people to be supplied IER 15 people Is circulation available xv How high is the desired hot water Bo S temperature 50 C What is the cold water temperature cycle February f vR 2 Figure 4 1 4 August 12 SE Definition of hot water requirement in the Design Assistant Our building contains 6 flats If the calculation is based on 2 5 occupants per flat this gives a total figure of 15 occupants for the block enter 15 in answer to the question No of people to be supplied As hot water secondary circulation is usual in many blocks of flats we should click on the corresponding circle so that circulation losses depending on total consumption will be included in the calculation The desired hot water temperature and the cold water temperature should be entered here and can also be pre set under Options Click on the tab labelled Space Heating to get to the worksheet for the space heating requirements Our building has a floor space of 480 m which we enter as the area to be heated in the first entry field We also have the possibility here to enter the heating energy requirement e g according to DIN 4701 or as this value is often not known to let the programme calculate it via internal codes after entering the building heating standard this calculated value can then be seen from the system screen In our case we need to remove the tick by clickin
41. ow Click on the Add Pipe Section button to add a new pipe section to the local district heating network Then define its pipe length wall thickness the insulation thickness and the thermal conductivity Lambda of the insulation as well as installation in ground in building or outside Click on the De ete Pipe Section button to remove the selected pipe section from the list 3 10 4 Heat distribution Variant menu System Definition 3 Heat Distribution A Rr ga rr seiten ye aar WES 2 h T Cpe helai geen a Tanke deer dS LEER Zn T kpr hone Lecter thar ti D iaaio aa ara Sore RD 20 m fein LTT Maree S i erg vetes ga 11 R S i ees SE Image Input dialog for heat cree Purp 3 s distribution in solar heating mar idene ID LR UGS Ea KHO BPS EF wl network The consumption of the local district heating network is managed in this window This is where you define the type and number of heat transfer stations This heat transfer station consists of up to ten DHW stations and a central heating supply system You can add a maximum of six heat transfer stations There are three different types of heat transfer stations e Tank loading system e DHW station e Tank loading system with return cooling Click on the Add button to add further heat transfer stations Click on the Delete button to remove the selected station from the list of DHW stations 3 10 4 1 Heat distribution network Variant menu S
42. quired for a newly built bungalow in Aachen The bungalow is to be home to a family of five e What size should the collector area be e At which tilt angle should the collectors be installed on the flat roof Dr Valentin EnergieSoftware GmbH 21 4 Calculation Examples T SOL Manual How often does the temperature drop below 35 degrees centigrade in the storage tank e How much heating oil can we expect to save Which other measures should be taken into account when building the house The following additional details are provided with the house plans e The bungalow s longitudinal axis is oriented from the south east to the north west e 240 m floor space This type of solar system is frequently used for one and two family houses As a rule pre configured systems are used here as offered by many collector manufacturers The configuration of number of collectors storage tank and other components should then be entered into T SOL For frequently used systems you can save these as a standard project and then copy into a new project as required and simply change the pre set data such as location collector tilt angle and orientation In this case the calculations using T SOL mainly serve to determine the expected primary energy savings as well as the system s solar fraction An important result is also the proof that the system is not oversized When a system is oversized this is shown by the maximum tank temperature freq
43. read out equally over the day but will be required at certain periods in differing volumes This pattern of use is illustrated in the Load Profiles A number of different Load Profiles are available for selection from the database and these can be loaded via the Select button Click on the Parameters button to check and make changes to the load profile Hot Water Consumption E3 Parameters Circulation Operating Times Kr lt eege Consumption linked to Operating Times Ce Average Daily Consumption 175 C Annual Consumption Resulting Annual Energy Requirement 2953 59 kwh Temperatures Desired Temp of Hot Water 150 E Cold Water Temperature in February 18 SE Cold Water Temperature in August 112 aL Load Profile Consumption Profile House evening max Select Parameters Cancel EZ E Figure 4 2 3 Hot Water Consumption dialogue Our bungalow will have a hot water secondary circulation system You can take account of this by selecting Secondary Circulation Available at the top of the Parameters worksheet Hot Water Consumption dialogue Once selected a new worksheet will appear labelled Circulation Hot Water Consumption Ki Parameters Circulation Operating Times Simple Length of Piping System fi 0 m Temperature Difference Flow Return 3 K Specific Losses os M Jmk Annual Circulation Losses 1051 2 kWh Resulting Volumetric Flow Rate 34 45 Uh
44. rogramme will warn you before the changes are saved you can for example determine at which values the system would be economically viable On the Loan worksheet up to three loans can be defined The Loan Capital is the amount of credit that is taken out The Term is the amount of years in which the loan has to be repaid In addition either the Annual Installment or the Loan Interest Rate has to be entered In each case the other field is blocked and calculated by the programme The annual installment is the fixed annual amount with which the loan and interest are repaid over the agreed term The loan interest rate is the percentage of interest that has to be paid on the loan If the loan interest rate if less than the capital interest rate the loan takes on the function of a subsidy if it is more the total costs increase With identical interest rates they remain the same Finally one all the data has been entered the Economic Efficiency Calculation provides figures for the Net Present Value of the system and the Cost of Solar Energy 3 9 Evaluate Results Results menu T SOL offers you a two ways of evaluating the simulation results graphical display and the Summary Report The graphical display allows you to select up to eight curves A graphics window appears i with its own menu so that you can format the graphs as you wish You can change the break down of the values the display interval from 1 day up to 1 year font type
45. should be entered Otherwise the lowest daily average temperature e g as used in sizing the heating system The Temperature Range is the Difference between the highest monthly average value for the highest hourly daily temperature and the lowest monthly average value for the lowest hourly daily temperature The monthly mean values for the highest hourly daily temperature or the monthly mean values for the lowest hourly daily temperature is calculated from the hourly temperature values where the lowest or highest hourly temperature is determined for each day and the average for each month is then calculated Temperature Range Monthly max Z Daily max Tijx Days per month Monthly min Z Daily min lu ll Days per month with i as the hourly j as the daily and k as the monthly running index A Time Zone is an area in the world where the same time is valid Ideally they run along the degrees of longitude from the North South Poles For political reasons however the time zones for many countries deviate from the ideal time zone The actual time zone for the location needs to be entered In MeteoSyn time zones are counted from 0 westwards up to 23 Greenwich Mean Time GMT time zone 0 Central European Time CET time zone 23 Click on i next to the Time Zone field for a map showing the world s time zones Dr Valentin EnergieSoftware GmbH 33 5 MeteoSyn T SOL Manual 5 3 Monthly Values MeteoSyn is not availab
46. sistant are transferred into the system 3 4 Select a System Systems menu If you already know which system components you want to use you can select these directly from the System Select menu This gives you an overview of all of the 8 Dr Valentin EnergieSoftware GmbH T SOL Manual 3 Brief Instructions component combinations available with your version of the programme Figure 3 4 1 _ Standard Systems CH J Selection Dialogue Select the system you want to use by double clicking on the image or on the list entry The system will take on the parameters of the currently active project variant You can view the selection as icons or in a list 3 5 Enter System Parameters Parameters menu This menu allows you to enter or change your solar system s component parameters Collector Array EN Parameters Inclination Piping Number of Collectors 5 Gross Surface Area 5 nf Active Solar Surface 5 nf Collector Manufacturer T SOL Database Type Standard Flat Plate Reference Flat Plate Collector Parameters Shade Select Shade Parameters OK Cancel Figure Re 12 Data entry dialogue for system components SES e g collector array A number of parameter dialogues are displayed onto which all the necessary data is entered Use the red arrow buttons in the bottom corner to move between each component s dialogue window Another possibility for entering the paramet
47. sistant makes use of a shortened simulation procedure on an hourly basis This procedure is restricted to the use of simple system configurations Design Assistant does not therefore contain all of the system configurations that you can access from the system screen via the System Select menu Back to our Project Example the requirement is for a solar system to provide hot water and support of space heating for a block of flats We decide on the DHW System 2 tanks with Space Heating Buffer Tank Small Scale Systems A4 three tank system and click on the corresponding diagram This highlights the system and we click on Continue 16 Dr Valentin EnergieSoftware GmbH T SOL Manual 4 Calculation Examples 4 1 3 Define Consumption Two worksheets need to be completed here hot water and heating consumption You have a choice of two ways of entering the hot water consumption If you know what the average daily consumption will be you can click on the circle and then enter the amount direct If you do not know then you can enter the estimated or actual number of people that will be using the system A figure for the absolute consumption will then be calculated based on the number of people via a pre set specific consumption figure The specific consumption per person can be entered and changed from the system screen via the menu Options Default Data Design Assistant T SOL 4 0 Design Assistant Design Assistant Define Requirement H
48. solar systems this is between 10 to 20 years Dr Valentin EnergieSoftware GmbH 11 3 Brief Instructions T SOL Manual The Interest on Capital is the interest rate at which the capital for the investment is borrowed from a bank or the interest that might be charged on the capital used The Price Increase Rates of the Running Costs and Energy fuel costs are important in calculating the Net Present Value Changes can be made to the Investment worksheet as follows The nvestment can be entered as an absolute amount and as a specific investment cost in m of collector surface area The Subsidy can be entered as an absolute amount as a percentage of the investment and as a specific subsidy in m of collector surface area Note the currency used for the calculations in the programme is dependent on the currency setting on your computer The Running Costs worksheet includes the following parameters The Fixed Running Costs of the system can be entered as an annual amount or as a percentage of the investment in percent per annum The Pump Running Costs are the product of the running time produced by the simulation the pump performance and the specific electricity costs From the Savings worksheet it is possible to change the Specific Fuel Price adopted from the Options Default Data menu if you want to design a special system By changing the values produced by the simulation for the Solar Yield and the Fuel Savings the p
49. teo zap you can use monthly values for radiation and temperature to generate the hourly values required to run a T SOL simulation Herons The MeteaSyn database contains monthly mean values for approx 2 000 locations worldwide By simply entering the monthly mean values for any new location you can extend the database Ifyou do not know the monthly values for a particular location you can go to the NASA website to obtain monthly values for radiation and temperature for additional locations select Average Insolation and Air Temperature At 10 rm Location Data f After loading data for a location from the database or entering the monthly mean Values the hourly values for TSOL are created and saved in the Meteo folder of the programme directory Ifyou then go back into SOL you can load the EE weather file forthe new location direct trom the T SOL load weather tile dialogue window Hourly Values A detailed description of MeteoSyn and how it is used with T SOL is given in the dialogue window which also contains a link to a website where you can obtain additional weather data Dr Valentin EnergieSoftware GmbH 31 5 MeteoSyn T SOL Manual 5 2 Location Data MeteoSyn is not available with all programme versions Y MeteoSyn i A k i d Define New Location gt Location from Database Welcome Country 9 County State Location Name Location Data Postal Zip Code Height 19 m Lowest Outside nm 87
50. u can send it straight off the recipients address is entered automatically After sending you will receive the Key Code by return allow up to 20 minutes for this It will be sent to the e mail address entered on the form Dr Valentin EnergieSoftware GmbH 5 2 Installation T SOL Manual 2 3 4 Request a Key Code by Fax If you click on the Fav button underneath Programme ID in the Registration window a form opens for you to complete and print off Send the completed form by fax to 49 30 588 439 11 You will then receive the Key Code by fax within one working day You can also enter an e mail address to which the Key Code should be sent 2 3 5 Request a Key Code by Telephone If you do not have a fax or an e mail address you can request a Key Code by telephone In this case you will need to give your Programme ID over the phone 2 3 6 Enter the Key Code Once you receive the Key Code you will need to enter it by hand or copy and paste it into the field under Enter Key Code in the Registration window and then click on the OK button This completes the programme registration and activation procedure An information window appears with a message that registration has been completed and the programme is now fully functional Information E x i Your programme is now activated The logo illustrated here will be used as the programme icon After installation it will appear in the Windows Start menu
51. uently being reached thus leading to high collector temperatures 4 2 1 Design a New Variant We have already set up a project via the File New Project menu in this case it is the project named Examples For the above Project Example you will need to set up a new variant of Examples via the File New Variant menu A dialogue appears into which you can enter a Variant Reference and in which you can select the method for design We name our variant TYPE A1 and select New System Hydraulics Variant Reference E Variant Reference IT ype AT fou have a number of options to design a new Variant Always use default system Duplicate Existing Variant Selection of New System Hydraulics Selection of New System Hydraulics with Curent Values Open T SOL Design Assistant Figure 4 2 1 Dialogue for setting up a new variant After confirming with Ok the Load System screen opens The amount and types of systems available for selection and simulation depends upon which of the T SOL modules you have installed on your computer Standard Swimming Pool SysCat You can change between icons of the systems and a listing in order to get an overview We select the system labelled A1 and load it into our variant with a double click or a single click and a click on OK and we are then back in the system screen We now need to enter the specific parameters for the location consumption and system components into the system
52. uildings trees etc e Graphic and tabular entry of shade values e Design Assistant with automatic system optimisation e Comprehensive component database e Working on a number of system variants at any one time within a project is possible making it easy to compare systems e Domestic hot water consumption profiles included in the calculations e Both radiator and under floor heating can be included e Investigation of energy use pollutant emissions and costs e Calculation of standard evaluation values for solar thermal systems such as system efficiency solar fraction etc e Detailed presentation of results in reports and graphics e Economic efficiency calculation following simulation over a period of one year e Online Help facility 1 2 2 System Configuration With the standard version you can select a system from the most common system configurations Dr Valentin EnergieSoftware GmbH 1 1 Programme Information T SOL Manual With the swimming pool module which is offered as an extra module to the standard programme you can add an indoor or outdoor swimming pool to the solar cycle SysCat the other extra module that is available enables you to select from a number of large scale solar systems as tested during the Solarthermie 2000 programme The system components collectors boiler storage tank and also consumption profiles are loaded as units from the database The Design Assistant helps you to quickly produce a syste
53. ut an economic efficiency calculation 3 8 Economic Efficiency Calculation Calculations menu In order to carry out an economic efficiency calculation the results of a simulation carried out over a period of one year must be available Click on the button or access the dialogue via the Calculations Economic Efficiency menu The parameters required to carry out an economic efficiency calculation are initially taken from the Default Data Options menu which can be changed as required for the design of special systems The simulation results are combined with the Default Data to carry out the calculations Economic Efficiency Calculation Entry Parameters ES Parameters Investment Running Costs Savings Loan Life Span D Years Interest on Capital Price Increase Rate Energy a Running Costs fo Load Standard Values Net Present Value 3 578 Cost of Solar Energy 0 20 kWh Figure 3 8 1 Data entry dialogue for economic efficienc Economic Efficiency Calculation Cancel ca Icu la bd H y You are able to enter different values for each respective variant If the changed values are to be used in the simulation results a warning will appear before saving The following values are entered onto the Parameters worksheet each worksheet is indicated by a dialogue tab The Lifespan is the period given by the manufacturer as being the estimated operating life of a system For the majority of
54. ystem Definition 3 Heat Distribution Heat Distribution Network Click the Define Heating Network button to specify the heating network in detail This is where you also define the maximum volume flow rate occuring in the distribution network If you click on the Ca culate Volumetric Flow Rate button the maximum volume flow rate is defined from the individual heat transfer stations instead and entered in the input field 3 10 4 2 Heat Transfer Station with Tank Loading System 3 10 4 3 Space heating requirement and loops In the Space Heating Requirement and Loops section you can access the input dialogs for defining the central heating supply system via the symbol buttons The space heating requirements can be defined by clicking on the button with the fi symbol The heating loops are specified via the button with the radiator symbol and the heat exchanger symbol is used to define the heat exchanger which couples the space heating loops to the local district heating network In the DHW Transfer window you can access the input dialogs for the DHW Standby Tank the Heat Exchanger which couples the tank to the local district heating network and last but not least the input window for defining the DHW Requirement 1 1 4 4 Heat transfer station with DHW stations Variant menu System Definition 3 Heat Distribution Heat Transfer Station X Edit T nre riwassersiatess IWWEL 21 Libergabestason Ttrastssechate Thi rae pre Kres SLT T

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