- Precision Geothermal
Contents
1. Tea GT TSE 1D OT i AA ARAH IREA DRAPA JECO Ah AH HTAA IOUE A OER MEDEE AH BDA iiki AH TADA iiia aH DADA iik AH TADA 1h AH CICI rr E p t b m m p Deien Premas PRE aren Pree PRR amare Winder YS tare Curent fare Terp F Teun Temp T Tiii Batt Y Proma PRG Premme PRG Bii A Cure A 1 Beer 8 Bim iy BoA DoS thE abd Bl t ho Figure 7 Prepare to Export the Table Data Eai LEH ed ae DAN garm OAL Ba Bia ti 04s Push the 8 Choose export to a single file and click OK as seen in Figure 8 Tee GTN OAOD 10 0 68 AM t b QANTAS 1005 8 AM OAAS 30 05 38 AM 04 209 30005 48 AM OAAS 10 05 58 AM QOL SF79 10 008 AM OAOD 100K LS AM OAA 10 08 28 AM OAA 10 0 38 AM A Sores Peons e PSIG Saas Presse PSIG Seren Voltage VAC Sores Oret A Saves Term F Serta Tome Y s Saes Batt V Pewee PN Presnra PRG Wtapa WAC Current A 1 ous ous ous os 0 08 0 08 0 008 os 0 940 sn r 545 5 5 3 9 5 483 5 9 607 Figure 8 Select an Export Option 0 0000 0 95 oar Epe osi Export ma sge Se Sport to miig Ses Sor fies that amred Excel s maiman ron bnt Maor of rges per te Epot Foder 39 Teng F nma T71 m7 T7 Tep Y Dy ma 70 587 70 673 CHAPTER 2 Data Transfer and Analysis 9 In this last step name the file to be exp2. ce se ans mow aen rn rT ren l amra O HIGH VOLTAGE KEEP OUT Figure 17 Toggle the Pump Turning the pump on and off protects the pump from cavitating the formation of unwanted air bubbles and drylock Toggle the pump on and of to evacuate any air trapped in the loop Depending on the volume of air in the loop it may take 20 minutes or longer to fully purge the system Add water as necessary into the standing column to obtain a level 2 3 inch 50 75 cm below the top of column Use the pressure relief valve on Extended Capacity models only to purge the internal manifold When the purging process is complete attach the standing column cap J plug and tighten it To ensure a tight fit consider using pliers or other tools as necessary Set Up the Data Logger Non GSM Model Plug all sensor connections into the data logger and place the data logger in its cradle Next turn the data logger on by pushing the On button Look for a faint flashing LED light next to the word Logging that indicates that the unit is turned on Figure 18 Turning the Data Logger on while it is Sitting in its Cradle 23 CHAPTER 1 The First TC Test Turn On the Pump Now the data logger is plugged in and turned on Turn on the pump by flipping the switch on Har ee O i BA 1HY w meej CDANGER gt podais hesa Wester as Fie oner Mester 2 Cy Syama sree HIGH VOLTAGE KEEP OUT Figur
3. Geo Cube Thermal Conductivity Test Equipment CE User s Manual for GeoCube Precision Geothermal www precisiongeothermal com Copyright Notice GeoCube User s Guide 2015 Precision Geothermal LLC All Rights Reserved This guide is furnished for information purposes only and is furnished on an AS IS basis without any warranties whatsoever express or implied The information in this manual is subject to change without notice and should not be construed as a commitment by Precision Geothermal LLC Precision Geothermal LLC assumes no responsibility or liability for errors or inaccuracies that may occur in this book Except as permitted by such license no part of this publication may be reproduced stored in a retrieval system or transmitted in any means electronic mechanical recording or otherwise without the prior written consent of Precision Geothermal LLC Other brand and product names are trademarks or registered trademarks of the respective holders GeoCube is a trademark of Precision Geothermal LLC GeoCube User s Manual Originally printed in December 2011 Printed in USA Part No GCENG 1000 Visit our Web site at htto www precisiongeothermal com Commercial Versions Available Ordering Information To order complete the code number below with the information and call Precision Geothermal at 952 255 7050 or email sales precisiongeothermal com 6c2UUU UUL UOU UD
4. etc C Kit pipe adapter assembly H Valve purging assembly GLD software for full loopfield design Removable Extension Cords for Hassle Free Transport Visit Www precisiongeothermal com for other useful equipment Safety IMPORTANT READ THIS SAFETY INFORMATION PRIOR TO USING THE GEOCUBE FOR THE FIRST TIME ALSO WATCH THE TRAINING VIDEO PRIOR TO FIRST TIME USE THE TRAINING VIDEO CONTAINS IMPORTANT SAFETY INFORMATION Thermal conductivity tests have inherent risks associated with them These risks include but are not limited to the risks of electrocution and physical injury to people and objects This section describes important safety precautions that GeoCube users should follow while using the GeoCube A thermal conductivity test utilizes high voltage high amperage industrial power generation and testing equipment and therefore requires maximum consideration of safety before during and after the test Users should take similar precautions to those taken when working with other high voltage equipment At a minimum users must properly ground the GeoCube and the generator prior to use The GeoCube is constructed primarily of aluminum and rigid copper and weighs approximately 150 lbs 68 kg If improperly moved stored or handled the unit has the potential to cause physical injury death or damage Users must use proper handling lifting and storage techniques when working with the GeoCube to reduce the risk of physical injury
5. 30 DATA TRANSFER AND ANALYSIS ccccsccsccccccccccccccccsccccsccscescescescscees 30 OVEIVICW sec acivevcasesaracatiendnantecccanaauunercasinan A NA 30 HODOWare Pro SOM Wal esencan iee ie dee es 32 Hoboware Pro Software Installation cccccceccssseccesececeececncseeneeseneceeeeseeeeens 32 Ground Loop Design GLD Softwar e cccscsscsssssssceccsscscescsccsceccssesceccssescecceses 32 Hardware REQUIREMENTS asarini Te T A nares ener 32 SoftWare REGUIRCIN GIES ararnar E AR dares ae ana 32 Operating System Requirements cccesccnsccesccsscesscesecesccesecesccasesacesseceseeesees 33 Internet Browser REQUIFEMEMKS ccccccseccscccsccesccesccsccscccsecesccesecesecaseeeeeans 33 Installation Procedure sie iiasieiciscdiesheteaietsiicaniiicleesiais ned Raleamisdenae eames lenis 33 WIGNER S Pall Ul OMA cence ste ccecnies ea a 33 Program LICENSING sirrcrnorim incer a a a ei 34 Software License Dongle sessesessesessecessecesescesssoecssoecescecesoecesoscessscoeceeceseececseoeoe 34 How to Install the Dongle Driver cargana aa 34 After Dongle Installation is Complete ceecccsssccccesececesececeeseceeeecesseeceesenees 35 How To Transfer the Program Between ComputerS cccsssecccsseeeceeeeeeeeeeees 35 Dongle Activation for Apple Macintosh Computers ccccceccceseceeeeseeeeseeeeens 35 Transferring Data from Data Logger Directly to HoboWare Pro Software 35 Transferring
6. and outlets and then repeat the steps in the Pump Check section When the test is complete confirm that all four heating elements are turned off turn off the pump and drain the GeoCube The final step is to reset the Data Logger so that it records data at 2 minute intervals Follow the procedure outlined above to do so Failure to set the Data Logger back to the 2 minute interval will result in post test data analysis failure Remember to submit your Warranty Activation Checklist to PRECISION GEOTHERMAL 18 CHAPTER 1 The First TC Test Equipment and Tool Checks Be sure to bring all of the appropriate tools and equipment that you need for your test We recommend the Precision Geothermal TC Toolkit which is available at www precisiongeothermal com Included with this kit is comprehensive documentation on conductivity tests developed from many years of experience Undisturbed Soil Temperature Analysis Methods Before performing a conductivity test that thermally alters the near field ground temperature it is a good idea to determine the undisturbed ground temperature While there are many methods for doing so two popular and straight forward methods are as follows 1 Drop a temperature sensor into the loop pipe and take readings at 50 foot increments until maximum depth The average temperature reading is a good approximation of the undisturbed soil temperature For this method to be accurate the fluid filled pipe shou
7. di Hard Disk Sentinel Create slideshow with PhotoStage Slidesho J HddLed p honestech P htm2chm do Inkscape Share with do Inpaint Restore previous versions _ Customer Items d GLD2009 d GLD2010 J GLD2012 d GLD2012 Climat d GLD2014 d Ground Loop D Open in new window Take Ownership of File Folder d InstallShield Installati Combine supported files in Acrobat d Integrated Camera D di Intel d Internet Explorer W InterViden Figure 9 5 Taking Ownership of the Gaia Geothermal folder W Scan with AVG Include in library Change Attributes Once you have taken ownership of the folder you should be able to write your data file properly Transferring Data from the Data Logger to the PC Via the Shuttle While we recommend that the user transfers data directly from the logger to the computer following the procedure described above in some cases this may not be feasible In such instances it is possible to transfer test data from the logger to the shuttle and then from the shuttle to the PC The procedure for transferring data via the shuttle intermediary is similar to the procedure for transferring data directly from the Data Logger and to the PC as described above See Figures 10 and 11 for a brief overview For more details please refer to the to the logger and shuttle manuals 4 CHAPTER 2 Data Transfer and Analysis Figure 10 Attach the Shuttle to the Data Logger With the 3 5 mm Male to Male Ca
8. iugis a aa 10 Before the First TeS twsrecacs cescsadiccctcarsadsisactecsevars cnsewadeesacamsedsn a aTa 10 Mial System CEC k teana r acatamumeeseaaqneleasaeecies ance 10 PUA CHECK icsse a EE ETA 15 Heating Element CREEK srreorosror r aT T AES 16 Eguipmentand OOMCNOCKS anounan eon i abia onna aaa 19 Set Up and Testing Procedure sesessesessecessecessscecsscesescecesoecoesoecesoscecoscecsscesseoeoe 20 Establish LOCATION secin E N NE 20 FtS UTUBE Wt Water erorien r EA ET A tae E 20 Connect Loop Ends to Unit with Hose Clamp sessessssssseessseesssersssersseereseeesseee 20 Hoa Foie owe oi bh 9 great an Hee er a RE eo 21 install ee Ground ROG rassen EA A A E N 21 CONnMECt and Start the General OF iessnpar e a 22 Fill the Standing Column with Water cueirisnairaagriiti iinei n A 22 PUFZE Tne Ar OUUIOT ENE PINGS ceninin a ede umdteesiiabdadetuchuxectiaebes 23 Set Up the Data Logger NON GSM Model cccccccsssecceceesseceeceescceseeeeeeeseeees 23 MCU trek ee UIA a Secee cease cece E aati 24 SCICCU CAE SENINE S urn a a 24 Confirm Wattage Via SNUTE eu acct iba eect T 25 Coseand secure GeOCUDE FOF TEST aerarii a A REONE 26 Take Down Procedu ennisurcaciiraea e A NA E 27 PREFACE Table of Contents The CONVENIENCE Meter eiiiesiccicsitecetenstiariesnigicawentsesiucidnentisvacieee ee cianeseecteeaiieastaes 28 CHAPTER 2 scivcresccccecessnarcoatcecsanssusanenacceuenessepuensecsssensisaeeensiccsesscsbencensiasaees
9. may take several days for the water temperature to stabilize Connect Loop Ends to Unit with Hose Clamps To facilitate purging hook up inlet pipe first and fill GeoCube via the standing column until water comes out the outlet port of the GeoCube Once water is coming out of the outlet port hook up outlet pipe to outlet port a 7 see Figure 12 Attach the Loops to the Inlet Outlets and Secure Them Your Unit May Look Different 20 CHAPTER 1 The First TC Test Insulate the Loops It is essential to properly insulate the loops to minimize heat loss and maximum data accuracy It is recommended that users insulate the exposed loop pipes with plumbing pipe wrap and duct tape In extremely cold weather other measures may be necessary Figure 13 Insulate the Loops Install the Ground Rod The grounding rod is a critical safety feature Users should co locate the GeoCube and the generator grounds on the same grounding rod General grounding rod recommendations suggest that the grounding rod should be driven at least 3 to 4 feet 1 to 1 5 meters below grade After the grounding rod is in place connect the GeoCube to the grounding rod To do so first connect the grounding wire to the ground lug which can be found on the outside back of the GeoCube case Connect the other end of the grounding wire to one of the grounding rod lugs on the grounding rod Connect the generator to the grounding rod in a similar fashion bein
10. Data from the Data Logger to the PC Via the Shuttle 0008 41 Analyzing the Data in GUD s ssesessesessscecsscecessesessecesoecesoecessececssoesescecesoeseeoesesseo 42 International Considerations and File Formatting sessesessecessesessssessesessssesssseo 43 Files Datel Formatie oaao a ates Giedenet serine sennesneteaeeees 45 CHAPTER monina E 47 GEOCUBE MAINTENANCE sissies sssicansnnscsseusnssesevatsadecacanscensncsscscateussswontesssuss 47 WAIT ANCE aE N 47 NOTICE 3 he Siespestaciiedvahtunmscusct E E 47 cCleanine The Unit ocrcienaca ase see ieee 48 C rrosion MHIDIUON caracantinss ia EE 48 integrity Check ocena a a a Ri 48 Cold Weather Storage ssesessesessecesescesesoecescecesoesesoecesoecessecesosceseececescessscesseoeoe 48 UPDATE Sairi eaueseeuucses son mriaseruccenaetrenunienion 49 REVISIONS iaioa aaucseeuucorssonenissetuaveuaenenunieuten 49 PREFACE Before You Begin PREFACE Before You Begin Note All new GeoCube customers MUST review the warranty and perform the bench testing procedure described in it before continuing Failure to do so will void the warranty This section describes the typical uses and users of the GeoCube It also provides a technical description of the GeoCube and what is included with the product The chapter concludes with a review of important safety considerations prior to using the GeoCube Introduction Typical Uses and Users The GeoCube is a dura
11. Error Dialog for Improper Column Headers 45 CHAPTER 2 Data Transfer and Analysis This can occur if the user has customized the labels inside of Hoboware when the shuttle data is read and the CSV file is exported Here is an example of incorrect column headers that cause the error shown in Figure 15 OOOO PME E Sl S A N E N T 1 Flot Title 410014 Conductivity Test 2 if Date Time Counts Voltage Current A LBL Current A Temp C Temp C Temp C Temp C Batt V 3 1 HHHH 239 029 0 3801 12 316 12 292 12 268 123 195 12 1 Figure 16 Example of Improper Column Headers In the above Figure 16 the label for column E has been expanded to illustrate a label that contains extraneous information the user has introduced through Hoboware When the data is retrieved from the data shuttle the plot dialog box should not contain any extra data labels nT Description Conductivity Test Select Series to Plot Hall Gj None Measurement Voltage Current Select Internal Logger Events to Plot BA None Event Event Type Units No events ae Offset from GMT 5 gt 13 0 hours 0 GMT Y Data Asstt a Growing Degree Days Assistant What s This __ Linear Scaling Assistant Vall Pulse Scaling Assistant a toad Figure 17 Example of Correct Plot Setup in Hoboware Note in the above example that the Label column does not contain any additio
12. ISION s facility in Maple Plain Minnesota shall be subject to PRECISION s then 1V current charges for off site Warranty claims which may include without limitation all cost of travel and housing of individuals performing the repair or replacement If Purchaser requests repair or replacement work to be performed outside of the hours of 7 00 am to 4 00 p m Maple Plain time Monday through Friday excluding PRECISION holidays then Purchaser shall pay PRECISION s then current charges for overtime Warranty work Any repair or replacement of the Equipment or any part thereof will continue to be warranted under this Warranty only for the remainder of the Warranty Period WARRANTY EXCLUSIONS Notwithstanding the foregoing the following are not covered by and are excluded from the Warranty and as such PRECISION provides no warranty express or implied with respect to the following the applicability of each shall be determined solely by PRECISION l Components of the Equipment and or any parts not manufactured by PRECISION Third Party Parts which may include but not be limited to data loggers heating elements various sensors circulating pump switches and other electrical components If any Third Party Parts are warranted to PRECISION by the person or entity who manufactured such Third Party Parts and 1f PRECISION is permitted by the terms of such warranty to assign such warranty to Purchaser then PRECISION shall assign su
13. LC PRECISION hereby provides to the original purchaser Purchaser of the equipment set forth in the agreement between PRECISION and Purchaser the Equipment the following warranty the Warranty The Warranty is the sole and exclusive warranty provided by PRECISION relating to the Equipment and any and all parts thereof and contains the sole and exclusive obligation and liability of PRECISION relating in any way to the Equipment and or any part thereof Except as provided in the Warranty PRECISION makes no other warranties express or implied and PRECISION specifically disclaims all other express and implied warranties including without limitation the implied warranty of merchantability and the implied warranty of fitness for particular purpose and any warranty relating to infringement or the like WARRANTY Subject to the other terms and conditions contained in this Warranty PRECISION warrants to Purchaser that the Equipment and parts thereof will be free from defects in material and workmanship except minor defects in parts valued individually at 200 00 or less for a period of one 1 year after the date of delivery of the Equipment to Purchaser the Warranty Period To be valid any Warranty claim must 1 be made in writing to PRECISION at 5115 Industrial Street Maple Plain Minnesota 55359 2 set forth the Warranty claim in detail 3 be received by PRECISION no later than the end of the Warranty
14. O Base Unit Includes Aluminum case Multi Channel data logger Depth Capacity 400 400 ft 120 m depth 6 000 W 500 500 ft 150 mdepth 7 500 W 725 725 ft 220 m depth 11 000 W 850 850 ft 260 m depth 13 000 W Piping Connection 1 1 Female Cam Lock Adaptor 2 Option 1 with 3 Barbed connection 3 Option 1 with 1 Barbed connection 4 Option 1 with 14 Barbed connection 5 C Kit Add 100 Power Requirement 1 240VAC 60H2z 2 240VAC 50Hz 3 230VAC 60Hz 4 230VAC 50Hz 5 220VAC 60Hz 6 220VAC 50Hz Removable Extension Cord 1 Ves 0 No Number of RTD s 2 Standard Logger two sensors 4 Standard Logger four sensors redundancy 5 Advanced Logger four sensors redundancy Conductivity Test Tool Kit 1 Yes 0 No H Valve Purging Assembly 1 Yes 0 No Data Logger Configuration 1 Standard Data Logger Base Configuration no telemetry 2 Advanced Waterproof Data Logger 3 Advanced Waterproof GSM Data Logger Chassis Finish 1 Standard Aluminum Finish 2 Durable Anodized Aluminum Finish Standard power ratings stated for 60Hz 240 VAC Please specify your local power standards C Kit includes adapters for 44 1 and 1 pipe with quick coupling connectors for easy use Price includes a one 1 year data plan Customer assumes future data plans ili Statement of Warranty Policy PRECISION GEOTHERMAL L
15. Performance bnfonmatton amd Tools P Power Options 7 Recovery Srrartacedice g Syne Center rt Trdubleshooting isa Windows Defender Tg Windows Mobility Center Exarnple Powin lia AS oe hegalen 12456 700 Decimal gyro Alo of diyas after decimat Digit grouping symbck Degil grouping Negative sign symbol Meqatnes maribi fered Display heading zeroi List separator Bitisurenreni sytberts Standard digiti Uer nate digite Click Reret to restore the system default reitings for miber currency time and date ce caret Figure 13 Region and Language Settings in the Control Panel In the first box you can select a language This can be used for Method 1 If you want to retain a different native language then you can set the list separator option in the additional options dialog box to be a comma as suggested for Method 2 Once a file is created the formatting is defined in the file headers and cannot be changed The file must be re exported with the correct settings in the OS to change the list separator values 44 CHAPTER 2 Data Transfer and Analysis File Data Formatting Once the computer system has the proper language and or separator options selected there are still a couple other considerations for the exchange of data between HoboWare and GLD The column headings in the CSV file have values
16. Period and 4 include submission to PRECISION of completed Warranty Activation Checklist prior to initial use of Equipment and any Warranty claim that fails to meet all the above requirements shall be null and void and of no force or effect No person or entity other than Purchaser shall have the benefit of the Warranty and the Warranty may not be assigned to any other person or entity whether by operation of law or otherwise without the written consent of PRECISION and any such assignment shall be null and void and of no force or effect NOTICE AND PROCESSING OF WARRANTY CLAIM PRECISION reserves the right to inspect the Equipment and parts thereof to determine the validity of the Warranty claim and if determined to be valid solely by PRECISION PRECISION will at its option repair or replace the Equipment or parts thereof subject to the valid Warranty claim PRECISION s obligation under this Warranty shall be limited solely and exclusively to repair or replace the Equipment or parts thereof at PRECISION s option and PRECISION shall have no other liability or obligation of any kind PRECISION shall repair or replace the Equipment or parts thereof only at PRECISION s facility in Maple Plain Minnesota or at any other location directed by PRECISION Purchaser shall pay all costs relating to the transportation of the Equipment and any part thereof Any repair or replacement of the Equipment or parts thereof to any location other than PREC
17. a every 20 seconds data will be output to the Shuttle every 20 seconds To see the updated sensor data you will need to re scroll through the sensors on the Shuttle This is because the Shuttle screen does not automatically refresh itself The user needs to refresh it by scrolling through the sensors again Turn off the first heating element and then turn on the second heating element Monitor the current and voltage for 20 seconds until you see the current and voltage on the Shuttle screen and confirm the amperage is greater than 5 amps Turn off the second heating element and then turn on the third heating element and repeat Turn off the third heating element and then turn on the fourth heating element and repeat On the shuttle there is a section called Counts Counts refers to 1 gallon per logging interval For example since our logging interval is 20 seconds you multiply the counts by three 3 to calculate the flow rate in gpm Note that during a TC test the logging interval is two 2 minutes so that during a test you divide the counts by two 2 to calculate gpm Note The software will work with English or Metric units If the unit shuts off during this test it is because the water reached too high of a temperature and the built in safety mechanisms kicked in In such a case turn off and unplug the GeoCube drain the water out of the GeoCube via the drain plug which is located on the same side of the unit as the inlet
18. al range is 15 25 watts ft or 49 82 watts meter As you observe the sensor outputs via the shuttle you may also notice that the temperature is increasing as it should Note that the Shuttle has numerous other features such as offloading data and starting the logger etc that are not covered in this manual Refer to documentation from Onset Computer Corporation for more information Be sure to disconnect the Shuttle from the Hobo logger before you proceed with the test Failure to do so will drain the logger battery quickly Close and Secure GeoCube For Test Now that the unit is running smoothly you can lock it down until test completion By securing the unit properly you help ensure that the test proceeds without interruption from interested third parties Close the lid carefully and lock it with the included key Figure 22 Locking the GeoCube It is recommended that you securely attach the GeoCube to the generator or generator frame using a cable lock mechanism such as a bike lock etc In addition it is reasonable to lock the generator as well to prevent accidental movement theft etc 26 CHAPTER 1 The First TC Test Take Down Procedure When the test is complete follow this sequence of steps to safely end the test 1 2 3 4 5 6 7 8 9 Unlock and open the GeoCube Via Shuttle check all sensors to confirm that volts amps and counts flow are the same as they were when you started th
19. and or damage The GeoCube includes a number of advanced safety features to reduce the probability and severity of the aforementioned as well as other potential risks These safety features include e Grounding The GeoCube includes an external grounding cable attachment lug for fast and easy grounding prior to use Note that the unit must be grounded prior to use to ensure safety e Thermal Overload Protection The GeoCube includes an electromechanical switch that de energizes the unit if the circulating PREFACE Before You Begin solution temperature exceeds 130 F 55 C This feature protects interior electrical components e Water Resistant Unit Controls Water resistant controls reduce the risk of water entering the electrical system a situation that could lead to short circuits and other hazardous electrical conditions e Water Resistant Casing Water resistant casing reduces the risk of water entering the electrical system a situation that could lead to short circuits and other hazardous electrical conditions e Electrical Overload Protection All electrical circuits are fused for overload protection e Intrusion Detection Upon accessing the core internal piping and plumbing area of the GeoCube the electricity de energizes so that there is no live electricity within the piping and plumbing area Note that this area is off limits to end users and accessing this area automatically voids any and all warranties e Durable Tamp
20. ays running or cumulative time from last reset Range displayed is 0 9 999 59 hours Used to switch between modes and to reset the accumulated data Buttons Up Button In normal operation Time Current Total Power Power Voltage will be displayed by short presses to move between readings Down Button Similar to the Up Button but will move in reverse order Up and Down Buttons will rotate fully between all items and repeat the sequence Set Button During the cumulative power or time display pressing the set button for 3 seconds will reset the convenience meter to zero OK Button In regular operation a short press will turn the backlight on or off Remember this convenience meter is in NO WAY connected to the logging function and is to be used for convenience only If the meter is never reset it will record the total operating time of the GeoCube under power While the meter is protected inside the closed lid it should be protected from unnecessary moisture rain and etc The meter will function with input frequencies of 45 65 Hz so should be suitable for all generators 29 CHAPTER 2 Data Transfer and Analysis CHAPTER 2 Data Transfer and Analysis This chapter begins with a general overview of how to analyze the GeoCube test data It then goes into detail beginning with directions for how to install the two required and included software programs HoboWare Pro and Ground Loop Design The chapter contin
21. ble portable safety enhanced and user friendly soil thermal conductivity response test unit for vertical and horizontal ground loop heat exchangers The unit includes a comprehensive data analysis software suite that enables users to calculate conductivity estimate diffusivity and share professional color reports with coworkers and clients The GeoCube is designed for use by professional geothermal HVAC designers contractors and engineers that need a quality in house conductivity and testing capability The outer casing of the GeoCube constructed of high grade aluminum offers significant protection from physical and cosmetic field use wear and tear The exterior walls and internal dividers are encased in CF 25 insulation minimizing environmental thermal interference Interior components provide for great usage flexibility The unit capable of generating up to 13 000W of heating power will test borings up to 850 ft 260 m deep The soldered copper piping and HDPE standing column continually purge air from the test loop The Extended Capacity GeoCubes feature a stainless steel manifold accessible pressure relief valve and externally serviceable heating elements PREFACE Before You Begin The unit is designed specifically to enable more geothermal professionals to perform more conductivity tests in a wide variety of conditions and at a lower per test cost By providing these benefits the GeoCube can assist in enhancing the overall accurac
22. ble to Transfer Data to the Shuttle Figure 11 Attach the USB Cable to the Shuttle to Transfer Data to the Computer Analyzing the Data in GLD Now that the raw data has been downloaded onto the PC and exported saved as a csv file the GLD software can analyze the data and calculate the thermal conductivity value To perform this analysis please see GLD Thermal Conductivity Software Module User s Manual This manual provides an overview of the GLD software as well as a description of how to use GLD for analyzing conductivity test data In GLD version 2014 and later the software will automatically detect redundant sensors and select the pair based on stability of the data It usually does not matter which pair is used since the results are ideally the same between the pairs Note GeoCube owners may always update their license to the latest version of GLD at no additional charge 42 CHAPTER 2 Data Transfer and Analysis International Considerations and File Formatting Every effort has been made to provide tools that allow tests and analysis to be performed anywhere in the world There are some steps that need to be considered if you are working in a computer environment where the operating system default language is set to a language other than English The language itself is not an issue but the standard units and punctuation can vary depending on the region of the world While dates units currency and other items may seem inte
23. ch warranty to Purchaser Purchaser acknowledges and agrees that PRECISION shall be under no obligation to negotiate with or obtain the permission of the manufacturer of the Third Party Parts to the assignment of such warranty to Purchaser and PRECISION s sole obligation shall be to assign if assignable by its terms any such warranty relating to such Third Party Parts to Purchaser In the event Purchaser has the benefit of any warranty on Third Party Parts Purchaser agrees to make any and all watranty claims with respect to the Third Party Parts directly with the manufacturer thereof and copy PRECISION and PRECISION shall have no obligation to assist in such claim or provide any such warranty 2 Components of the Equipment and or any parts that are not part of PRECISION s standard design or are supplied pursuant to Purchaser s special requirements 3 Equipment and or any part thereof which is subject to wear and tear or consumed by the normal operation or use thereof including but not limited to heating elements circulating pump and batteries 4 Any defect in any Equipment and or any part thereof which arises from the failure of Purchaser to properly maintain and service the Equipment and or any part thereof 6 Equipment and or any part thereof which has been subject to improper use and or misuse neglect abuse negligent repair or failure to provide reasonable and necessary maintenance or accident 2 Equipment and or any pa
24. chelators designed for the protection of closed heating and cooling water systems CST 50 will protect both ferrous and non ferrous metals and should be used in water systems where there is little or no make up water CST 50 does not contain chromates or other toxic pollutants CST 50 is available from www chemicalspec com Integrity Check Periodically check to confirm that screws are tight Cold Weather Storage Be sure to fully drain the unit when it will be stored in freezing temperatures Failure to fully drain may result in damage if the fluid freezes and expands 48 UPDATES Revisions UPDATES Revisions November 2015 e Added details for Convenience Meter e Added Your GeoCube photos and section to Chapter 1 August 2015 e Added Metric references e Added CE marking on labels e Updated information for Windows 10 July 2014 e Misc Clarifications for fixing security on file folders e Additional warnings regarding checks before running field TC test March 2014 e Added additional references to Extended Capacity GeoCube models e Updated references to software changes and revisions February 2013 e Added section on International use and file formatting considerations
25. d only for viewing the data reference files and not for general program operation To access the data reference files at least one of the following browsers is necessary e Internet Explorer Version 8 or later e Chrome Browser Version 10 or later Most any modern browser will work When reference file pages are opened the default browser in the user PC will be used to view the pages Installation Procedure If you have problems installing GLD please visit the support page at www groundloopdesign com or contact your distributor Note that you can also download GLD from the internet at the following web address http www groundloopdesign com 2014 commercial_download_request html The downloadable version always will be the most recent release Initial Installation For CD versions of GLD installation should start automatically If not the software may be installed by clicking on the Setup exe file included on the disk The program is set to install in the folder Main Drive Program Files Gaia Geothermal GLD2014 If desired the user can specify a different location during the installation process The example above is for a 32 bit Windows OS installation such as Windows 7 or Windows 8 In a 64 bit windows installation Program Files will be replaced with Program Files xS6 33 CHAPTER 2 Data Transfer and Analysis Program Licensing This section describes the USB dongle and license transfer options ava
26. e 19 Turn on the Circulation Pump Select Heat Settings Typical test specifications call for 15 watts minimum 25 watts maximum per vertical foot or 49 82 watts per vertical meter of bore hole The four heating elements in the GeoCube provide for great testing flexibility Compute the necessary power before starting your test As seen in the table below at 240V the first element provides 1500W and the other three elements each provide 2000W At 208V each element de rates by approximately SOOW Note that you should NEVER exceed 240V 4007800 amp 1207150 m Units 7251 220 m Unit 850 t0260 m Unit 208 Volts 1500W 2000W 2000W 1500W 3000W 2500W 2500W 2000W 2000W 1500W 3000W 2500W 3000W 2500W Element5 0 3000 2500 Below is an example of how to select which elements to use for a 200 ft 61 m borehole The optimal power range for a 200 ft 61 m borehole is the following Min 200 ft x 15 watts ft 3 000W or Min 61 m x 49 watts m 3 000W Max 200 ft x 25 watts ft 5 000W or Min 61 m x 82 watts m 5 000W It is reasonable to select an intermediate value of 4 000W to achieve a flux of 20 w ft or 65 5 w m At 240V users can select Element 2 2 000W and Element 3 2 000W for a combined 4 000W Users can also select Element 3 2 000W and Element 4 2 000W or any other combination of elements that add up to the desired 4 000W 24 CHAPTER 1 The First TC Test Users could also combine Ele
27. e test Check temperature sensors to confirm that they are providing expected results Shut down all of the active heating elements Shut down the pump Attach the shuttle to the Data Logger to stop the data logger optional After doing so it is a straightforward process to transfer the data from the logger and on to the shuttle and then to transfer it again onto a PC via the shuttle s USB port See the data logger instructions for more details Be sure to shut off the Data Logger as per the Data Logger instructions to preserve the battery life Note that the easiest way to shut off the Data Logger is by attaching it to your computer running the Hoboware software and turning off the unit While this procedure may seem cumbersome the purpose is to protect the user from running a test with a deactivated Logger Disconnect the data logger and data shuttle and store them in a safe place Shut off the generator Disconnect the GeoCube power cord from the generator 10 Disconnect the grounding rod from the generator and the GeoCube 11 Disconnect the ground loop from the GeoCube 12 Wipe out any condensation inside the GeoCube 13 Recap the loops 14 Drain the GeoCube by opening the drainage plug which is located below the inlet and outlets 15 After the unit is drained replace the drain plug 21 CHAPTER 1 The First TC Test 16 Return the GeoCube to its storage location for its next use Store in a dry area l
28. eave top of GeoCube open and store logger separately if your unit does not include the waterproof logger option 17 Perform routine maintenance on the GeoCube as required Add approximately 1 gallon or 3 78 liters of RV antifreeze to keep the pump and motor clean The Convenience Meter The convenience meter was introduced by user request as a way to easily look at the status of test after it has been started and verified by the data shuttle It is NOT part of the logging system and does NOT record data You can use it for tracking the time and general operation of the generator and test NEVER use the convenience meter as a substitute for actually checking the logger status The convenience meter is a handy tool for monitoring the ongoing test and can measure Voltage Amperage Wattage Timed Power KWh Elapsed or cumulative operating time Figure 23 Control Panel with Convenience Meter The convenience meter is a handy tool for monitoring the ongoing test and can measure Voltage Amperage Wattage Timed Power KWh Elapsed or cumulative operating time Voltage Reads voltage input from the generator to the GeoCube Range displayed is from 80 00 264 00VAC Current Reads current flow to the GeoCube Range displayed is from 0 100 00A 28 CHAPTER 1 The First TC Test Timed Power Displays cumulative power from 0 to 9 999 99 kWh Power Displays the present power load from 0 22 000 W Time Displ
29. ed to fill out the form on the webpage and then hit the Submit button to initiate the download After you have finished installing both the HoboWare Pro software and the GLD software please continue with the following steps For GSM model refer to Hobo U30 manual page 11 for Hobo link setup 1 Attach the Data Logger directly to the PC via a serial port cable If your PC does not have a serial port use the included serial port to USB cable to facilitate the transfer If you need to use the included serial port to USB cable you will need to first install the drivers so that your computer can use the serial port to USB cable These drivers can be found on a CD that came with your serial port to USB adaptor If you are using the serial port to USB cable it will look something like this For GSM model refer to Hobo U30 manual page 13 Figure 1 The Data Logger Attaches to the Computer Via a Serial Cable and a Serial to USB Cable 2 With the Data Logger attached to the PC run the HoboWare Pro software 3 Launch the Data Logger by pushing the Launch Device button as seen in Figure 2 below 11 CHAPTER 1 The First TC Test gt HOBOware Pro SEE File Device Edit View Window Help irTyw Y WR Launch successful Dev HOBO Energy Pro S N 2326502 No devices connected Figure 2 Launching the Data Logger by Pushing the Launch Device Button 4 After a few seconds the software will recognize the Data Logger a
30. er Resistant Case A locking case protects the unit from tampering The case s aluminum construction protects the overall unit integrity The single latch locking mechanism prevents unwarranted access during testing e Safety Labelling Included warning and precaution labels remind users and bystanders to maintain adequate safety measures when using or interacting with the GeoCube e Optional Detachable Extension Power Cord An optional detachable extension power cord reduces the risk of physical damage to users and equipment WARNINGS Unit is rated for a maximum voltage of 240V Exceeding 240V could permanently damage internal components Use two separate grounding lugs for the grounding rod one for GeoCube and one for generator THE GEOCUBE OPERATES UNDER HIGH VOLTAGE AND IMPROPER USAGE CAN RESULT IN DAMAGE INJURY OR DEATH IN NO EVENT WILL PRECISION GEOTHERMAL LLC OR ITS SUPPLIERS BE LIABLE FOR ANY LOST REVENUE PROFIT OR DATA OR FOR SPECIAL INDIRECT CONSEQUENTIAL INCIDENTAL OR PUNITIVE DAMAGES HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY ARISING OUT OF THE USE OF OR INABILITY TO USE THE GEOCUBE EVEN IF PRECISION GEOTHERMAL LLC OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES CHAPTER 1 Your GeoCube CHAPTER 1 Your GeoCube Congratulations the GeoCube is the industry leading TC TRT testing unit designed to be used by contractors drillers engineers and professionals in the Geo
31. g procedure and concludes with the take down procedure Before the First Test Prior to bringing the GeoCube out to the test site for the first conductivity test there are several preliminary steps that must be taken to ensure that the test runs smoothly and to ensure that your warranty is active Note that the results of this initial system check need to be recorded on the Warranty Activation Checklist included in your sales contract and submitted to Precision Geothermal LLC prior to the first test to ensure that the Warranty is not void The below instructions are identical to those in the warranty Initial System Check Upon receipt of your Equipment it is essential that you perform several preliminary steps to ensure that the Equipment is completely functional and was not damaged in transit Contact PRECISION immediately if you encounter any problems during this procedure Failure to follow this procedure prior to first use will void the Warranty of your Equipment Software Installation and Logger Communications Check Install the HoboWare Pro software on your PC if you have not done so already This software came on a CD with the GeoCube Information about installation can be found at www onsetcomp com At the same time download the Ground 10 CHAPTER 1 The First TC Test Loop Design GLD 2014 Premier Edition software from the following website http www groundloopdesign com 2014_commercial_download_request html You will ne
32. g sure to use a second grounding lug on the grounding rod You will need two grounding lugs on the grounding rod one for the GeoCube and one for the generator Figure 14 Grounding the GeoCube and the Generator 21 CHAPTER 1 The First TC Test Connect and Start the Generator Connect the GeoCube to the generator and then start the generator The generator should be set for 240 Volts Although in some cases users may use a lower voltage the maximum voltage is 240 Volts Never exceed 240 Volts Never drop below 200 Volts Figure 15 240V Maximum Setting Fill the Standing Column with Water Now that the all of the attachments are in place the standing column should be filled with water in anticipation of purging the air out of the system Remove the J plug from the standing column and add approximately one gallon of water into the column Use a filtered funnel like the one available in the TC Toolkit to ensure that a there is no spillage into the control panel area of the GeoCube and b no debris gets into the standing column Add enough water so that there is a 2 in to 3 in 50 cm to 75 cm air gap at the top of the column Figure 16 Fill the Standing Column for a 2 3 in 50 75 cm Air Gap at the Top 22 CHAPTER 1 The First TC Test Purge the Air Out of the Pipes With the standing column cover off intermittently turn the pump on and off by toggling the circulation pump switch on and off se SS Boe i
33. ge VAC Series Current A Series Temp F Series Temp F Series Batt V E Thermal Conductvity Data Fies i f lt Preload C ait m C Program Files Gaia Geothermal anwo ie 2014 O Thermal Conductivity Ga Thermal Conductivity Data F Fie name Test_Launch_3 csv My Network Places Fies of type csv Files PR R at 06 20 AM 0640 AM 07 00 AM 07 20 AM 07 40 14 AM 06 00 AM RS 0520 AM 0S O4AR89 1025 20 AM GMT45 00 705 AM 08 00 AM 0428 09 10 08 00 AM GMT 0S 00 Saving table data Dev No device selected No devices connected Figure 9 Saving the csv File in the Thermal Conductivity Data Files folder If you find that you cannot write to this folder due to permissions issues of your PC and operating system you will need to set the correct permissions In the Windows file explorer navigate to this folder MAIN DRIVE Program Files x86 Gaia Geothermal 40 CHAPTER 2 Data Transfer and Analysis Right Click on the folder and choose Take Ownership of Files Folders Owe gt Computer Windows7_OS C Program Files x86 Gaia Organize v Include in library v Share with v Burn New folde Digital Line Detect z Name di DigitalOfficePro do DigitalView Video Studio J Divx do DU Meter do DVDVideoSoft d FileZilla FTP Client do Fotosizer gt Gaia Geothermal d Garmin Expand d Google Browse With Paint Shop Pro 7
34. ilable in GLD Software License Dongle Your GLD Thermal Conductivity module software license is stored on the USB dongle that came with your GeoCube This dongle enables you effortlessly to transfer GLD from one computer to another Please be careful not to misplace this dongle Lost dongles cannot be replaced without the purchase of a new license If the dongle is not attached to your computer GLD will function as a trial version which is fully functional except for a few design parameters that are locked at certain values When you insert the dongle into a free USB port on your computer for the first time your computer most likely will recognize the dongle and after a few seconds the dongle light will turn on When it turns on your license will activate However if your computer indicates that the dongle is new hardware you have two options for installing the dongle driver How to Install the Dongle Driver Windows users with internet access If your computer has access to the internet your computer can automatically install the drivers Follow along with the Windows new hardware wizard to install the drivers The process takes a few minutes When the installation is complete the dongle light will turn on All other users Via Windows Explorer navigate to Main Drive Program Files Gaia Geothermal GLD2014 Extras The example above is for a 32 bit Windows OS installation such as Windows 7 or Windows 8 In a 64 bit w
35. ill Dev HOBO Energy Pro S N 1188195 No devices connected Figure 5 Configuring the Data Logger with the New Logging Interval 14 CHAPTER 1 The First TC Test 7 When the configuration is complete it is safe to detach the data logger from the PC The data logger should now have a green blinking light next to the Push to Start label on the logger Confirm that the light is blinking and then proceed with the pump check U30 model will be logging at this time Pump Check Pump Check Check the circulation pump to make sure that it turns on and runs properly 1 Attach the inlet and outlets together with a 1 inch 25 4 cm diameter and approximately 2 ft 0 61 m long jumper hose Create short closed loop 2 Remove the standing column plug and add approximately one to three gallons of water model dependent into the GeoCube via the standing column It is recommended that you use a filtered funnel when adding the water to avoid spilling fluids in the GeoCube control panel area The open standing column can be seen in Figure 6 eigenen An Ca Base GeoCube Example Extended Capacity GeoCube Example Showing fluid filter in well and pressure relief valve Figure 6 Remove the standing column plug open pressure relief valve on applicable models and then add water 3 To minimize the chance of splashing place the plug loosely on top of standing column 4 Plug the GeoCube into a stable power supply with a minimum
36. indows installation Program Files will be replaced with Program Files x86 In the Extras folder you will find a HASPUserSetup exe program 34 CHAPTER 2 Data Transfer and Analysis Run the program to install the dongle driver When the installation is complete the dongle light will turn on After Dongle Installation is Complete Now that the dongle is installed you can access the full functionality of the GLD version that you purchased If you remove the dongle the program will revert to demo mode If you reattach the dongle the program will reactivate again How To Transfer the Program Between Computers The dongle licensing system allows the user to transfer the license from one computer to another If a user decides to transfer GLD from one computer to another all he or she has to do is the following e Install GLD onto the target computer e After the demo version of the program is running on the new computer attach the dongle and follow the above instructions regarding dongle driver installation Dongle Activation for Apple Macintosh Computers Use this command in the Darwin Unix window of the Terminal Utility in the Utilities folder there is no need to restart the computer or Parallels sudo launchctl unload Library LaunchDaemons com aladdin aksusbd plist Transferring Data from Data Logger Directly to HoboWare Pro Software For personal computers that have serial ports or USB ports data ca
37. ld sit undisturbed for at least 5 days or in accordance with ASHRAE guidelines 2 After setting up the GeoCube see below insert a probe into the standing column Be sure to measure the temperature immediately after you start running the pump and BEFORE you turn on the heating elements After the temperature stabilizes usually this takes only a few minutes record the temperature Typically after 10 15 minutes the heat from the circulation pump will begin heating up the water be sure to complete your undisturbed temperature analysis quickly Note that this second technique may not be as accurate as the first technique By adding water into the standing column the undisturbed ground temperature may be over or under estimated depending on the volume and temperature of the water added to the standing column Figure 10 Inserting the Temperature Probe into the Standing Column 19 CHAPTER 1 The First TC Test Set Up and Testing Procedure Establish Location Place the GeoCube on stable level ground Be sure the GeoCube 1s close enough to the loop ends so that it is easy to attach the loop ends to the GeoCube Figure 11 Place the GeoCube on Stable Ground Fill the U Tube with Water If the U tube is not already filled with water fill it Please note that if you are filling the tube immediately before the test you will not be able to measure the undisturbed ground temperature via water temperature measurements since it
38. ment 1 1 500W and Element 2 2 000W for a combined 3 500W 17 5w ft or 57 4w m This is within the range of 15 25 watts ft or 49 82 watts m which are the desired power range Confirm Wattage Via Shuttle Confirm the wattage and heating element activation prior to conducting the full test With the included Shuttle a device for reviewing the data logger performance as well as transferring test data to a PC confirmation is straightforward and quick This step will also confirm that all readings are being correctly received by the Data Logger Failure to confirm correct readings may cause invalid test data recordings and require retesting Plug the Shuttle into the Data Logger using the included 3 5mm male to male cable Figure 20 Attaching the Shuttle to the Data Logger Turn the Shuttle on by pushing the On button The Shuttle will prompt you to continue via its built in display You should be able to cycle through and read all the sensors If you can t read the sensors you are NOT capturing the data needed for a successful test Figure 21 Monitoring the Sensor Readings 25 CHAPTER 1 The First TC Test Every 5 minutes or so for a total of 15 minutes check the current amps voltage and temperature sensors Confirm the wattage via this simple equation Voltage x Amps Wattage Divide this wattage by your borehole length as follows Wattage borehole length w ft or w m Once again the optim
39. n be transferred directly from the data logger to HoboWare Pro via the following process 1 Attach the data logger directly to the PC via a serial cable included or via a serial cable and serial to USB adaptor included See Figure 3 35 CHAPTER 2 Data Transfer and Analysis Figure 3 The Data Logger to Serial Cable to Serial to USB Adaptor Enables the User to Connect the Data Logger to the Computer 2 Run the HoboWare Pro software 3 Choose Readout from the Device dropdown menu as seen in Figure 4 below Edit View Window Help 3 Launch Ctri L Sin ee E a i a A Readout Ctri R J iS a ae eh Y R iy B e EJ W N E 4 Status Ctrl I amp Stop Ctrl K Manage Shuttle Ctrl Shift M Configure Modules Ports Ctrl Shift C Control Relay Alarms a Default Action No devices connected Figure 4 Choose Readout the second option from the top 36 CHAPTER 2 Data Transfer and Analysis 4 In the window that opens up select the Data Logger and push Ok See Figure 5 below It may take a few seconds for the software to recognize the unit File Device Edit view Window Help SS aes OCB CBAEG ki Mas QQaHBBBBI Select Device Device Communication Preference USB and Serial devices Attached Onset Devices QB HOBO Energy Pro S N 1188195 COM1 To select a device to communicate with choose it From the list above and press OK Blink Device Light Cho
40. nal data This is the correct way to set up the Hoboware software for plotting the data and exporting the CSV file This column MUST be left blank or an error will occur when importing the file to GLD 46 CHAPTER 3 GeoCube Maintenance CHAPTER 3 GeoCube Maintenance This brief chapter describes the routine maintenance that will keep the GeoCube functioning smoothly Maintenance Maintaining the GeoCube is a fairly straightforward process Maintenance consists of three primary activities cleaning the unit corrosion inhibition and confirming unit integrity Notice Under no circumstances should the user open up any of the interior panels Doing so will void any warranties If anything beyond routine maintenance is necessary contact the manufacturer The Extended Range GeoCube is the only model with externally replaceable heating elements These may be field replaced Please contact PRECISION GEOTHERMAL for instructions and replacement elements CHAPTER 3 GeoCube Maintenance Cleaning The Unit Cleaning the GeoCube s exterior after use enhances unit longevity Add approximately 1 gallon 3 78 liters of RV antifreeze to keep the pump and motor clean Corrosion Inhibition After every 5 test circulate CST 50 fluid through the unit for one hour after connecting the supply and return together via a 1 hose After circulating CST 50 for one hour drain the unit CST 50 is a special liquid of corrosion inhibitors and
41. orted and choose an export location Choose the following folder MAIN DRIVE Program Files x86 Gaia Geothermal GLD2014 Thermal Conductivity Thermal Conductivity Data Files Click the Save button By exporting saving the file to the above folder GLD can easily find and import the data into the Thermal Conductivity analysis module as illustrated in Figure 9 If the file is not saved to this folder the analysis software may not function HOBOware Pro X File Device Edit View Window Help 1 a ee SY fal Ef a RO i aj 5 AAJA OSB HMSORE MQrn QAQHNHMAME Test Lounch_3 dtf s Time GMT 05 00 Pressure PSIG Pressure PSIG Voltage VAC Currert A Temp F Temp F Batt V 1 04 28 09 10 05 28 AM 1 294 0 940 240 050 0 0000 70 759 70 502 12 53 Al 2 04 28 09 10 05 35 AM 9 018 6 894 239 727 0 9596 70 716 70 587 12 53 3 04 26 09 10 05 48 AM 0 018 6 087 239 781 0 9432 70 716 70 630 12 53 a 04 28 09 10 05 58 AM 0 018 5 835 239 048 0 9338 70 716 70 673 12 78 5 04 28 09 10 06 08 AM 0 018 5 885 239 339 0 9291 70 759 70 716 12 53 6 04 28 09 10 06 18 AM 0 018 5 996 239 382 0 9338 70 803 70 759 12 53 7 04 28 09 10 06 28 AM 0 018 5 683 239 318 0 9338 70 846 70 846 12 53 8 04 28 09 10 06 38 AM 0 018 5 986 239 231 0 9338 70 887 70 887 12 53 9 04 28 09 10 06 48 AM 0 018 6 037 239 415 0 9385 70 930 70 930 12 53 v SS Show AB Hide Ad Save x Det ais aag H Series Pressure PSIG Series Pressure PSIG Ha Series VoRa
42. ose selected device op Launching logger m No devices connected Figure 5 Select the Data Logger 5 After the file is transferred automatically to the computer you will be asked to save the file Note you should save the file as your project name so you can find it later if necessary Then hit Save 37 CHAPTER 2 Data Transfer and Analysis 6 A Plot Setup screen will open Push the Plot button as seen in Figure 6 File Device Edit View Window Help ABAJA oOB CBS rr eat QQABBREBBI Plot Setup Description Test Launch Select Series to Plot Measurement Units Pressure PSIG Pressure PSIG KS KS Voltage VAC Current A Temp M M M Temp oF KI Batt V Select Internal Logger Events to Plot Event Event Type No events Offset from GMT 13 0 hours 0 GMT Y Data Assistants amp Growing Degree Days Assistant L_ Linear Scaling Assistant ap i i Ready WW Dev HOBO U30 Shuttle U DT 2 S N 2279233 1 device connected Figure 6 Plotting the Data VERY IMPORTANT GLD requires that all of the items above are present in the data file If any are missing the data analysis by GLD will fail or give an error message with invalid results 38 CHAPTER 2 Data Transfer and Analysis 7 A screen similar to the one in Figure 7 can now be seen Export Table Data button HOBOWware Fro AS OG O88H8e kiseoan Teak Lerh t 3 a s j 3 4
43. ow Adjust the logging interval to 20 seconds In the launch options box the big white box at the bottom of Figure 4 confirm that the Trigger Push Logger Button is selected Doing so confirms that data logging starts only after you push the start button explained later in the user manual Push the Launch button at the bottom of the window after doing so Ror U30 model select Now in the launch options section 13 CHAPTER 1 The First TC Test A500 0 0 E EXA ec 4 QBS ERI 7 Description Conductivity Test Serial Number 9998605 Battery Level Wau 95 Alkaline Sensors Configure Sensors FS TRMS AC1 S FS TRMSA S N 9997711 W 1 Voltage lt Enter label here gt W lt gt 2 Current lt Enter label here gt Lie V Logger s Battery Voltage Deployment Logging Interval Customecsuw 0H O S Min 20sec Sampling Interval Logging Duration Start Logging Stop Logging When memory fills Never wrapping P T Sp beh a ete Figure 4 Adjusting the Logging Interval 6 After you hit the Launch button the Data Logger will be configured with the new logging interval as seen in Figure 5 HOBOware Pro File Device Edit View Window Help AA GE OCHORAGS r ek CARBBRBBE E Launching Logger Triggered start has been selected Do not unplug while logger is being configured Status Ready B
44. rchangeable in everyday use the computer systems and software are not always aware of the differences and we must provide exact formats for data to be transferred between software programs A standard engineering practice for exchange of data files involves the use of files that are referred to as CSV which stands for Comma Separated Values Many software tools and programs use the CSV file as the standard for interchange including GLD and Hoboware which are provided with your GeoCube The data export from Hoboware to GLD 1s in the form of a CSV file and the process to transfer data is generally very straight forward There have been issues with computer systems that are set up for some regions of the world where the formatting that 1s controlled by the operating system Windows Linux etc substitutes a different symbol other than a comma for list separation When a user is working on a system that has different default units the data transfer to a CSV file will contain data separators that are not recognized by GLD and an error will occur that may look like the following Type mismatch OK Figure 12 File Formatting Error Dialog Box There are a couple ways to eliminate the file format issue Method 1 Set the default language of the computer OS to US English This has obvious drawbacks if the user is not native English speaking but resolves the issue of file formatting Method 2 Change the default list separa
45. rt thereof which has been in contact with corrosive chemicals or corrosive materials PRECISION GEOTHERMAL LLC 5115 Industrial Street Maple Plain MN 55359 Phone 952 255 7050 Fax 763 479 2183 www precisiongeothermal com vi PREFACE Table of Contents Table of Contents COPYRIGHT INO VICE cwssssicsastssvensncescucetsaantenesns ives aa aiD II GeoCube Users Guid Ra Pe ne T ji Commercial Versions Available sesesesessscececesessececesesescececesesescececesescececeseseeee iii Statement of Warranty Policy ssesessesessecessecessecesoececoscecesoesesoecssoecesosoesoeoessececee iv TABLE OF CONTENT Siciccirirscoseccsiionins anean a a 1 PE PAG Ecce sasiecs ac aecceucusiasvadasecweeewnl E a 3 BEFORE YOU BEGIN sicverascessamaesievsanseusauvassieusanatevasenstienunsssosaaaneensssinssenaniews 3 Introduction Typical Uses and Users csccscsceccccscsceccccscsceccccscscescccecsceccscecnces 3 Technical OVEI VICW saciseccciatesecedinwiveciacacstedaveadecasdenseadicseuiassdaseeeditbidecoudesguesnaaeaeeis 4 Technical SOCCITICALIONS senusien et r E casaaerehansaecs 4 GEOCUDE Kit Contents ncocrenr e e raa E E T TE EE wees 4 SAFETY orr E E E EE 5 WARNINGS ccscsosccecetcntocailensiaaoscasvaacsencetwesoabengedeuctapossusteaseoswutwnteadventdameuatessnesieeeontes 6 CHAPTER aiasiassacanecuretasssteneeewesaboussarsedenecusetunvet isarwsveetsineseiteresusecupuateteurvovews 7 YOUR GEOCUBE srunsa a aaea 7 TAE PURSE VC WES
46. s seen in Figure 3 below Select the Data Logger and hit OK If you do not see HOBO Energy Pro please go to the File dropdown menu at the top of the program A menu with several options will drop down Please select Preferences at the bottom of the list A new window will open In that window select Communications and then find a Serial Ports button Hit the Serial Ports button and then you will see a list of communications ports Hit the Select All option and then hit OK Close the Preferences window and try launching the logger again as we did in step 3 above If you do not see your Hobo Energy Pro as it appears in Figure 2 below you will need to close the HoboWare Software and then re launch it If you continue to have problems getting your Data Logger to connect to your computer please call Onset directly at 1 800 564 4377 and ask for tech support 12 CHAPTER 1 The First TC Test HOBOware Pro File Device Edit View Window Help AS GGG OCOXAS ree AAEE Select Device Device Communication Preference USB and Serial devices Attached Onset Devices amp HOBO Energy Pro S N 1188195 COM1 To select a device to communicate with choose it from the list above and press OK Blink Device Light Choose selected device Sa _ Launching logger B N No devices connected Figure 3 Selecting the Data Logger 5 A Data Logger Launch window will open up as seen in Figure 4 bel
47. that allow GLD to determine the meaning of the data and the columns may be arranged in any order Note GLD2014 has been updated to interpret the column headings and appropriately rename the headings as needed Users of previous versions of GLD will still need to observe the column headings Users should download the latest version of the software Your license key will need to be updated in order to use a newer version of GLD This is a free upgrade for GeoCube customers Here is an example of correctly formatted column headers in the CSV file Values may be Imperial or Metric A B C D E F G H J 1 Plot Title Conductivity Test 2 i Date Time GMT 05 00 Voltage VAC Current A Temp F Temp F Temp F Temp F Counts Batt V 3 1 3 21 2011 13 19 243 93 0 9948 50 18 49 516 48 538 48 762 20 12 64 Figure 14 Headers of Correctly formatted CSV data file for GLD Import If the column headers contain any extraneous information the import process into GLD could experience the following error AC is an invalid column name Please open the CSV file in MS Excel and change the invalid column name s so that they exactly match the valid column names listed below in Time GMT Current A Voltage VAC Temp F Pressure PSIG Counts Batt V After making the changes re save it in MS Excel as a CSV file and re import it into the TC module Figure 15
48. the Ground Loop Design thermal conductivity module can import the csv file and calculate the soil thermal conductivity and estimate the diffusivity which is the ultimate goal of this data transfer and analysis process 31 CHAPTER 2 Data Transfer and Analysis Below is a visual overview of the data transfer process options 3 5 mm Serial Port USB Port PC HoboWare Pro Sottware CSV File GLD sottware GOAL TC Results Hoboware Pro Software Hoboware Pro Software Installation The HoboWare Pro software CD and an instruction manual are included in the GeoCube package Install the HoboWare Pro software following the included instructions If you have any difficulties with the installation process please contact Precision Geothermal LLC Ground Loop Design GLD Software Hardware Requirements A full installation has the following minimum hardware requirements e 1 GB RAM 2 GB recommended e 150 MB hard disk space 300 MB recommended e Intel Pentium M Processor or newer Software Requirements GLD has the following software requirements e System running under Windows XP Vista W7 W8 x or W10 32 CHAPTER 2 Data Transfer and Analysis e Google Chrome Mozilla Firefox or Internet Explorer Operating System Requirements GLD will operate under Windows XP VISTA W7 W8 W 10 GLD will operate under Apple Macintosh Parallels as well Internet Browser Requirements An Internet browser is require
49. thermal HVAC industry The GeoCube features all of the tools that you will need to correctly analyze and generate reports for the conductivity characteristics of your geothermal project site While there are many configurations of GeoCube they all feature some elements in common Below are some photos with descriptions of the features These photos cover some of the major models Note Your GeoCube may have slightly different appearance depending on when it was made and which options were ordered when the unit was produced Your unit may have a mix of the features shown in the photos Anti Tamper Case Lock Advanced Waterproof Data Logger a Data Shuttle Heater Pump Control Panel Fill Well Electrical Connection May be pigtail connection Poo Connections to Loop pom Drain CHAPTER 1 Circuit Breakers Standard Logger Control Panel Fill Well Advanced Data Logger on Extended Range Model Hi Temp Relief Valve Extended Range Models Fill Well on Ge Pigtail Power Cord Extended Range Model f CHAPTER 1 Convenience Time Electrical Meter NOT for data acquisition Exposed Access Panel for Heaters on Extended Range Model CHAPTER 1 The First TC Test This chapter describes how to perform your first thermal conductivity test with the GeoCube The chapter follows a step by step format It starts with a before your first test section continues with the set up and testin
50. tor value of the computer operating system to use commas as the default This is generally an easier long term correction In the figures below screenshots of a typical Windows system illustrate how to make these changes 43 CHAPTER 2 Data Transfer and Analysis Open the Control Panel your appearance may vary based on the computer OS omen aee E Conbrol Pane F A Conia Penal kene E Adjusi your cornpubter s setings Mail 32 bin Hotihcattan Area leons Personalization al Programs and Features Regi n and Langui a Meuse 4 AVIDA Centre Parel 4 Phone and Miodem GQ QuickTime 22 bin LM Remoteapp and Desktop w Connections cop Sound ae A Syebomn ie User Accounts a Windows Firewall 4 Ef Windows Update Region and Language Formats Location Keyboards and Languages Administrative Regen ami Language usta pettir at for ther dipglny of nition Custer irge P Ue manba ime amd dete a Windows CardSpace Windows Live Language Setting Format Date and time formats Short date Long date Short time Long time First day of week What does the notation mean Examples Short date Long date 2 5 2013 Tuesday February 05 2013 3 08 PM 3 08 11 PM Short time Long time Go online to learn about changing lanquages and regional formats amp Network and Sharing Center Cy
51. ttaching Sensor Leads to the Data Logger Attach the Shuttle to the Data Logger via the 3 5mm male to male cable See Figure 7B 16 CHAPTER 1 The First TC Test Use mini USB cord to connect shuttle to U30 model Figures 7B Attaching the Shuttle to the Data Logger 3 Turn the Data Logger on by pushing the Push To Start button on the Data Logger You should now see a green blinking light next to the Logging Label U30 model should already be logging with green light blinking 4 Turn the Shuttle on by pushing the On button The Shuttle will prompt you to continue via the built in display You will be able to cycle through to the current and voltage sensors This can be seen in Figure 8 Figure 8 Shuttle Prompts 5 Activate the Pump by switching the pump switch from the off position to the on position as seen in Figure 9 Hesar JEA C wrwlem new Figure 9 Turning on the pump Control panel may vary 17 CHAPTER 1 The First TC Test 10 11 12 13 14 Turn on the lowest wattage heating element the switch immediately to the right of the pump switch and monitor the current Look for a greater than 5 amp draw The exact amperage will depend on the voltage of the power supply but it should be greater than 5 amps All elements are rated at 240 volts any voltage setting less than 240V will yield less wattage from each element Since the Data Logger is set to record dat
52. ues by describing how to move the collected data from the data logger either directly to the PC or via the shuttle to the PC In either case the HoboWare Pro software will manage the transfer Finally the chapter covers how to transfer the data into the Ground Loop Design software thermal conductivity module for the thermal conductivity analysis and diffusivity estimation Overview At the end of a conductivity test the data from the GeoCube s sensors are stored on the Data Logger These data need to be transferred to a PC for data analysis The data transfer can be accomplished via two methods 1 The data can be transferred directly from the Data Logger to the PC via a serial port or via a serial port and a serial to USB adaptor cable In Figure 1 the Data Logger is connected to a serial cable which in turn is connected to a USB adaptor 30 CHAPTER 2 Data Transfer and Analysis Figure 1 The Data Logger is Ready to Be Connected to the PC 2 The data can also be transferred shuttled from the Data Logger to the Shuttle and then from the Shuttle to the PC In Figure 2 the Shuttle can be attached directly to the PC using the included USB cable Figure 2 The Shuttle is Ready to Be Connected to the PC With both methods Data are transferred to the PC using the Data Logger software program HoboWare Pro The data are then exported from HoboWare Pro into a Microsoft Excel csv comma separated value file In the last step
53. voltage of 208V 15 CHAPTER 1 The First TC Test 5 To purge air from system run the pump for a few seconds by flipping the pump l 2 switch The pressure relief valve some models in the Extended Capacity GeoCube may be momentarily opened to clear any air trapped in the heat exchanger manifold Add more water to the standing column and repeat step 5 until water level is maintained approximately 2 in to 3 in 50 cm to 75 cm below cap Once all air has been purged allow circulation pump to circulate throughout the Heating Element Check below Heating Element Check Next check each heating element to confirm that each is working properly To perform this test quickly and accurately the Data Logger default measurement time interval two minutes needs to be changed to twenty seconds we did this already in Step 5 of the Software Installation and Logger Communications Check section above For this heating element check the 20 second time interval is critical because with the minimal water volume used in the test the water heats up very quickly and can result in automatic safety shutdown Note that under normal testing conditions the interval should be set to 2 minutes This 20 second interval is used only for the bench testing Please follow this procedure to check the heating elements Put the Data Logger into the GeoCube and attach the sensor leads See Figure 7A Not applicable for U30 model Figures 7A A
54. y of a broad range of geothermal designs Technical Overview This section lists the GeoCube technical specifications Technical Specifications 24 in x 24 in x 241n 61 mx 61 mx 61 m Exterior Dimensions l in 25 4cm Interior Silver Soldered Copper Piping Extended Range models utilize stainless steel heat exchangers HDPE Standing Column 1 6 HP Circulation Pump 50 60 Hz 220 230 240 VAC Locking Aluminum Case CF 25 Insulation on Exterior Walls and Internal Dividers 13 000W Maximum Heating Power varies per model Data Logger Voltage Amperage Temperature and Flow Sensors 150 lbs 68 kg base shipping weight GeoCube Kit Contents The GeoCube comes with a variety of accessories Please confirm your GeoCube includes the following GeoCube test unit 400 ft 120 m 500 ft 150 m 725 ft 220 m 850 ft 260 m depth maximum Hobo Data Logger Serial Cable for Data Logger Hobo Shuttle for Interfacing with Logger USB Cable for Shuttle 3 5mm Male to Male Cable for Logger Shuttle Interface HoboWare Pro Software CD and Manual for data collection Hobo Limited Warranty Software License Dongle Key for Thermal Conductivity Analysis Module of Ground Loop Design program for data analysis and reporting User Manual On CD may be shipped separately PREFACE Before You Begin Optional Equipment e Conductivity Test Tool Kit includes the essential tools for performing TC tests hose hook ups filtered funnels grounding lug tools
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