SSP G7 Help File - SSP Online
Contents
1. Confirm Password Confirm Password Phone service Phone Company a Company Country Afghanistan Register 2012 SWEP International AB e Enter your details with a valid Email id and click on register e A verification mail will be send to your Email address with a confirmation link e Click on the link to confirm your Email Id SSPOnline Created on 22 August 2012 2 SSP Online SSP Online Sign In Register SWEP provides SSPOnline as an advanced calculation tool for assessing a suitable brazed plate heat exchanger in heating and cooling applications E mail Id test swep net About SWEP Password SWEP is a rapidly growing international company in the heat Password transfer field Decades of creative work leading edge competence and committed SWEP people have resulted in the Login Forgot Password world s most effective offer of products World leading within its field SWEP constantly advances the front line in order to be able to use the very latest technology SWEP s aim is constantly to offer its customers excellent performance economy and service e Now enter your user name and password and click on Login 2012 SWEP International AB Forgot Password RFeFox SSP Online SSP Online Sign In Register SWEP provides SSPOnline as an advanced calculation tool for assessing a suitable brazed plate heat exchanger in heating and cooling applic2. DP2 kPa Fluid Side 1 Water v BX8Tx40 0 874 3 91 6 39 Fluid Side 2 Water X DUTY REQUIREMENTS Unit Side 1 Side 2 CoCurrent Heat load kw 50 Inlet temperature 80 30 Exchangers B Types v Outlet temperature aa 60 Flow rate kg s 0 2987 0 3988 Side 1 Side 2 Max pressure drop kPa 50 50 Thermal length 277 2 08 Heat Load 50 kw PLATE HEAT EXCHANGER Unit Side1 Side 2 Inlet Temperature 80 5 30 C Total heat transfer area m 0 874 5 Heat flux kW m 57 2 Outlet Temperature 40 60 c Mean temperature difference Koes 1483 9 H T C available require im Flow kg s kg s Pressure drop total kPa 3o 39 in ports a i Max pressure drop 50 kPa 50 kPa por Smee 180 160 umber of channels Number of Passes Number of pletes f PI ersurfacin arta Eog e m C W 0 007 Oversurfacing Reynolds number 923 916 Port velocity m s 151 2 00 FoulingFactor m C KW Allow port switch e Excluding pressure drop in connections Auto Performance m B15x16 oa76 355 a8 4 B8Tx40 0 874 3 72 6 03 25 B26x20 0 738 51 5 8 15 B25Tx16 0 882 17 6 23 9 B10Tx40 1 18 1 30 2 10 B16x30 1 12 2 19 3 37 2012 SWEP International AB Calculation mode Contains Design Performance or rating mode Filter settings To set filter for material pressure or warehouse Result column settings To set result columns eBusiness shop Links to EBusiness sites if Warehouse filter is set CEW or NAW Export all results to excel Export all the calculated
3. ecceecccceeeceeeseeeeeeeeeeeeeeeeseneeeeeeees 12 Too small temperature difference might cause underperformance e 12 Superheat less than 5 K might cause underperformance ssssseeeeeeee 12 Vapor velocity probably too low to Carry Oil ceecceceeeeeeeeeeeeeeeeeeetnteeeeeeeeeetenee 12 Port velocity on primary secondary side gt XXX cccccccceeeeeeeeeeeteeeeeeeeeeeteeeseaaees 12 SUPPONE eee oe a ener ee ere ere re re ere ee ee ee rere 111 SSPOnline Created on 22 August 2012 SUVEP ed A 1 DOVER company User Manual User Registration Click on Register link in the start page Firefox 9 P SWEP Login a Google ssponlinev2 swep net Default htm k Register SSP Online E mail Id Enter your email id SWEP provides SSPOnline as an advanced calculation tool for assessing a suitable brazed plate heat exchanger in heating and cooling applications First Name First Name About SWEP Last Name n 2 RBA 2 Last Name SWEP is a rapidly growing international company in the heat transfer field Decades of creative work leading edge competence and committed SWEP people have resulted in the world s most effective offer of products World leading within its field SWEP constantly advances the front line in order to be able to use the very latest technology SWEP s aim is constantly to offer its customers excellent performance economy and Password Password
4. result data to Excel Export selected results to excel Export selected calculated result data to Excel Print To print the technical data for the selected BPHE Full details To view the detailed information about the result Product sheet To view the product sheet in http www swep net site Product cart Add the selected result to product cart Scroll left Scroll right Scroll results column to left right if user set more columns which are invisible in the result window aon gt ool a 00N7 aor SSPOnline Created on 22 August 2012 phase Calculation nev2 swep net Ca Product cart Type Execution Material Pressure Warehouse Plates 1P All Ally CEW 40 BPHE Art No Denomination Plates 14314 4 3 4 816 40 380 20 mm 316 Add to basket order Drawing 2tRemove L Remove All Biiquote SBEdit Product Article Number Denomination 14314 BXBTH 1P SC S 4 3 4 816 s2 D FILO 1 Product selector box with Articles and Accessories with respect to the selected result will be loaded Here the product can be configure and added to the cart 2 Product browser box contains the product added into the cart Maximum 5 products per user are allowed 3 Order Drawing button can be used for ordering the drawings related to a selected product 4 Quote button use to generate Quotation for selected Product 5 Edit Product button is used to edit the products that are availabl
5. velocity probably too low to carry oil When the channel velocity becomes less than 0 3 m s SSP show this warning The oil droplets may not be transported out of the heat exchanger leading to reduced heat transfer due to oil film fouling Problem increase for low temperature evaporators lt 20 C due to the high viscosity of the oil Redesign with less number of plates or higher refrigerant flow Downwards evaporation is also a possible solution Port velocity on primary secondary side gt XXX Possible erosion in the connections and ports due to high liquid flow Try to decrease mass flow and or select BPHE with larger ports NB SSP indicates the PORT velocity never the connection velocities Support For any queries and support contact sso swep net in English only with the Subject starting with SSPOnline Ex Sub SSPOnline Issue with Login SSPOnline Created on 22 August 2012
6. 2 2 0 gi 2012 SWEP International AB Enter valid inputs and click on Calculate button in the input panel All the valid BPHE result will be display on Result panel Application Settings Firefox gt glephase Calculation sspontinev2 swep net Calculation SinglePhase htmi Default Measuring System Metric Working Language English Decimal Place Dott Application Settings x e To edit the Application settings Click on settings button SSPOnline Created on 22 August 2012 e This setting could be used for editing the Default measuring system Working Language or Decimal format Menu bar irefox gt Sees J Onli e Home New Open Save Print Table Product cart test swep nety lt Design Performance Rating Material Ally Pressure All w Warehouse CEW v Result Column Settings Calculation Type Single Phase Design BPHE A m DP1 kPa DP2 kPa Doves ester BXBTx40 0 874 3 91 6 39 Fluid Side 2 Water DUTY REQUIREMENTS Unit CoCurrent Heat load kW Inlet temperature C Exchangers B Types Outlet temperature 2 Flow rate kg s Side 1 Max pressure drop kPa Thermal length PLATE HEAT EXCHANGER Unit Inlet Temperature s a Total heat transfer area Tod k Heat flux kW m Outlet Temperature Mean temperature difference K O H T C available required W m C Pressure drop total kPa Max pressure drop SMe oe a Number of channels Number of Passes Number of plates
7. Nunsbes cf Plat ersurfacing aitoi Fouling factor m C kW Heat Load Flow Oversurfacing Reynolds number Port velocity m s FoulingFactor Allow port switch Excluding pressure drop in connections Auto Performance B15x16 0 476 35 5 B8Tx40 0 874 3 72 B26x20 0 738 sis B25Tx16 o g82 17 6 B10Tx40 118 1 30 B16x30 112 2 19 Calculate 2012 SWEP International AB Home Redirect to home screen New To load new calculations application Open Open saved calculation from local file or user profile Save Save Input values for calculation as local file or user profile Print Print technical report corresponding to the selected result Table e Export selected Result Export selected result to Excel e Export All Result Export all result to Excel e Column Settings Column settings for excel 7 Product Cart Is used for e Configure the articles and its corresponding accessories e Add product to the cart e Order drawings and Generate Quotations 8 User settings Is used to perform the following e Change password e Edit profile e Logout 9 Application settings Change the application settings OMRON SSPOnline Created on 22 August 2012 Home New Oper Save Print Table Product cart test s net Y Design Performance Rating Material All Pressure All Warehouse CEW Result Column Settings Calculation Type Single Phase Design BPHE Atm DP1 kPa
8. SUVEP Table of Contents Table of Contents xiccccostert owicceincsae Seiad cise ince nee eieiene tenet 1 User ANC oetast aise Sees ste tier este a ee eos 2 User RegISWaliOn sssini scien meme 2 Eolo aE E E eauueeddnecmansaediusaldnemepepunenuaeidecmuperentes 3 Forgot ASS WON Cee cyass yess dace cepaiayeaieas taccecte cece ae setcececuecatedssuscauaceetamaenseaedaneeataes 3 Home P AQ aenciext teraicadestetcarcicndeenes oe tneiedatiena Sieane eee tien ete tin 4 Change FP ASS WON otivicC canarias ico insta wos Sioa sae Asan eee 5 Editprotile esnea ee eee eee ee eee ee ee ee 5 CGIGUIATION seee aa EE Ea PEE EEn EEREN EE EEE E KE G 6 Application SOTA S sya 30ts sacsceiyss cast cecaccessyeneat cocaszaceueauges soacteectviaaaesaeecaasueasees 6 Men MU asses cca ac cease eee sage eee 7 Product C E TE 8 Explanations to Information and Warnings in SSP Online ccceeeeeeeeeeteeeeeeeees 10 Single DNASE elire E EE EE EEEE EEA NEN EEE EETA EEA E CA EERTE 10 Port velocity on primary side is high XXX ssssssssssssrrnnnessserrrrrnrrrsserrrerrnnnrssee 10 Min wall temperature on primary secondary side is below the freezing point II EEEE PAE E E A A E 10 ONO c10 site nccetscaesecotncctoreeeeteincne ae ari oe eat tacetacieee 10 Pressure drop in condenser is XXX of inlet PreSSUIe ceeeeeeeeeeeeeeeteees 10 Double vapor inlet connections vers cicesstecstiierstiiecsssninreieeresmerndeeren ene 10 Inlet port velocity on primary side is h
9. World leading within its field SWEP constantly advances the front line in order to be able to use the very latest technology SWEP s aim is constantly to offer its customers excellent performance economy and service i 2012 SWEP International AB This is the home page where we can Perform Calculations Change password Edit profile or Logout SSPOnline Created on 22 August 2012 SUVEP A DOVER COMPANY Change Password P SWEP Home swep net Online Calculations Welcome test swep net Cascade Condenser Change Password Condenser Dual Evaporator Change Password x Evaporator Dual NHP Conden Old Password Old Password NHP Evaporator Single Phase New Password New Pas y Confirm Password Confirm Pa Single Phase Dual Update Reset Applications Two Stage Application 12 SWEP International AB e Change your password by clicking on Change password from home page e Enter your Old password and new password click on update Edit Profile sac Online Calculations Welcome test swep net Cascade Condenser Change Password Condacser Due Eveparater Edit profite Evaporator Dual NHP Condens Edit Profile x NHP Evaporator Single Phase First Name swep Single Phase Dust Second Name swep Phone 8095044999 Applications k Company swep Two Stage Application Country India Submit SSPOnline Created on 22 August 2012 A T DOVER
10. ations E mail Id test swep net About SWEP Password SWEP is a rapidly growing international company in the heat transfer field Decades of creative work leading edge e a 3 competence and committed SWEP people have resulted in the Login j Forgot Password world s most effective offer of products World leading within i its field SWEP constantly advances the front line in order to be able to use the very latest technology SWEP s aim is constantly to offer its customers excellent performance economy and service SSPOnline Created on 22 August 2012 VEP International AB SUVEP A 1 DOVER COMPANY e Enter your registered e mail id and click on Forgot Password button e The new password will be sent to your e mail id from ssp swep net with the subject as SSP Online Your Password has been reset Home Page Firefox gt P SWEP Login ssponlinev2 swep net Default htm 9 Google SSP Online SSP Online Sign In Register SWEP provides SSPOnline as an advanced calculation tool for assessing a suitable brazed plate heat exchanger in heating and cooling applications E mail Id Email id About SWEP Password SWEP is a rapidly growing international company in the heat Password transfer field Decades of creative work leading edge competence and committed SWEP people have resulted in the Login Forgot Password world s most effective offer of products
11. company Edit your profile by clicking on Edit profile from home page Calculation Firefox glephase Calculation ssponlinev2 swep net Calculation SinglePhase html Home New Open Save Print Table Product cart Design Performance Rating Calculation Type Single Phase Design Fluid Side 1 Water Fluid Side 2 Water CoCurrent Exchangers B Types Side 1 Heat Load Inlet Temperature Outlet Temperature Flow Max pressure drop Number of Passes Number of Plates Oversurfacing FoulingFactor Allow port switch T F Auto Performance Calculate SSP Online test swep nety Material All v Pressure All v Warehouse CEW v Result Column Settings BPHE A mn DP1 kPa DP2 kPa BX8Tx40 o 874 3 91 6 39 DUTY REQUIREMENTS Side 1 Heat load kW 50 Inlet temperature 80 Outlet temperature 40 Flow rate 0 2987 Max pressure drop 50 Thermal length 277 PLATE HEAT EXCHANGER Total heat transfer area Heat flux i Mean temperature difference O H T C available required W m C Pressure drop total kPa in ports kPa Port diameter mm Number of channels Number of plates Oversurfacing Fouling factor m C kW Reynolds number Port velocity m s Excluding pressure drop in connections B15x16 0 476 35 5 B8Tx40 0 874 3 72 B26x20 0 738 51 5 B25Tx16 0 882 17 6 B10Tx40 118 1 30 B16x30 112 2 19 E
12. ded that the case is rerun using a heat exchanger with larger port diameters Maldistribution on secondary side may reduce HTC more than 5 Channel mal distribution of secondary side side 2 might reduce the heat transfer coefficient with more than 5 Warning comes for very high flows through the heat exchanger Rerun with an exchanger having a higher NTU value and or larger port diameters Very high heat flux not experimentally certified XXX kW m The evaporation and condensation verification tests in the SWEP laboratory are for practical reason maximized in heat flux This warning show that design is above these test points Design may still be valid but check with SWEP sales representative for very high values i e for evaporators and condensers above 20 kW m Pressure drop for full gas flow XXX kPa When you run the program using the heat recovery option this message displays the total pressure drop in the heat exchanger if the gas of inlet conditions was flowing alone without condensation i e if secondary side is inactivated Evaporator The vapor pressure drop is XXX When the vapor pressure drop is more than 20 of the inlet pressure this message is printed to bring to your attention that there is an unreasonable pressure decrease in the heat exchanger Try to rerun using a heat exchanger and or channel type that produces a lower pressure drop Partial film boiling in the two phase zone Temperature difference betwe
13. e in the Product browser Additional information 1 As of now only one calculation could be perform at any instance of time Support for multiple calculations will be provided in future 2 With respect to the web browser support this application is supported for Internet Explorer 9 and above 3 For windows XP user s alternative browser like Google chrome or Firefox can be used SSPOnline Created on 22 August 2012 SUVEP Explanations to Information and Warnings in SSP Online Single phase Port velocity on primary side is high XXX Possible erosion in the connections and ports due to high liquid flow Try to decrease mass flow and or select BPHE with larger ports NB SSP indicates the PORT velocity never the connection velocities If you are using titanium plates and connections you can tolerate a slightly higher velocity up to 6 5 m s Min wall temperature on primary secondary side is below the freezing point XXX The minimum wall temperature is below the freezing point of the specific fluid Design during these conditions is not recommended Condenser Pressure drop in condenser is XXX of inlet pressure The pressure drop through the condenser is not negligible in relation to the total pressure The relatively high pressure drop may affect the condenser performance negatively Double vapor inlet connections This message just points out that the calculation was performed using the double vapor connection opti
14. en evaporating side and secondary side is very high causing a instable gaseous film form on heat exchanger area denying admittance of more refrigerant Design in this region is definitely not recommended since the heat transfer will fluctuate strongly Formation and collapse of gaseous film will result in instable evaporation Redesign with less temperature difference to reach nucleate normal boiling or increase temperature difference to reach the complete film boiling zone Complete film boiling in the two phase zone Temperature difference between evaporating side and secondary side is very high causing a stable gaseous film form on heat exchanger area The prediction when complete film boiling is a bit uncertain If you have a possibility of adjusting the temperature difference so that the vaporization is taking place in the nucleate boiling region you are recommended to do so Complete film boiling is preferred before partial film boiling Exit channel velocity primary side XXX gt 100 m s This message is printed when the estimated two phase channel exit velocity is greater than 100 m s and is a very strong signal indeed to rerun the case for a heat exchanger with larger port diameter to avoid the possibility of erosion of the plate The channel velocity refers to the velocity on the edge of the plate in the very beginning of a channel SSPOnline Created on 22 August 2012 11 SUVEP High exit port pressure drop greater than 30
15. igh XXX m s gt 100 m s eeeeeeee 10 Port velocity on secondary side is high XXX gt 5 5 M S ccseeeeeeeeeeeeeeeeeneees 10 Inlet channel velocity on primary secondary side is high XXX m s gt 100 m s 10 Inlet port recovery unreasonably high Design questionable 00ceee 11 Maldistribution on secondary side may reduce HTC more than 5 11 Very high heat flux not experimentally certified XXX KW M ceeeee 11 Pressure drop for full gas flow XXX KPa ee cece eeeeeeeeeeee eee eeeeeeeeeeeeeeeeeenenenaaees 11 Evaporator Gate eer eee ee ce eee ee eer ee ae ent ne ene ere rere eee eran 11 The vapor pressure drop iS XXX oo eeeeecccceeeeeeeseceeeeeeeeeeeeesssaeaeeeeeeeeeeeessaaaeeeeeees 11 Partial film boiling in the two phase ZONG sceeeeeeeeeeeeeeeneeeeeeeeeeteneeaaees 11 Complete film boiling in the two phase ZONE ccceeeeeeeeeeeeeeeeeeeneeeeeeeeeeteeee 11 Exit channel velocity primary side XXX gt 100 M S ceeceeceeeeeeeeeeeeeeeeeeeaeees 12 High exit port pressure drop greater than 30 of total pressure drop 12 Low vaporization pressure less than 0 015 Dal ceeeeeececesteeeeeeeeeeeeeeenaaees 12 Pressure drop in V ring is X X Y Y baf o eeeeeeeeeeecceeeee eee eeeeeenaaeeeeeeeeeeeeseesaaaees 12 The distribution must be perfect between parallel units eeeeeeeeeeeeeeees 12 The vaporization side maldistriDution iS XX
16. of total pressure drop A high volume flow through the exit port will induce high pressure drop For evaporators this will increase the risk of maldistribution Lower than predicted capacity is a possible result Higher number of plates may not increase performance since maldistribution also will increase simultaneously Redesign using a heat exchanger with larger port diameter Alternatively double gas exit pipes may be fitted halving the port velocity Low vaporization pressure less than 0 015 bar Prediction always becomes less certain because of the sensitivity of many operating parameters in deep vacuum Some data down to a pressure of 0 015 bar indicate that the program still gives good results at that level of vacuum However the majority of data on hand are for higher pressures Pressure drop in V ring is X X Y Y bar This message is displayed to make the user aware of the fact that there is an additional pressure drop in the fluid distribution system The two values are displayed as an approximate max and min value depending on the dynamic operating conditions to facilitate selection of appropriate size of expansion valve Please note that the pressure drop through the distribution device is before the heat transfer area and will therefore not affect the evaporation temperature The distribution must be perfect between parallel units When parallel units are required care must be taken at installation so that the flow rate dist
17. on set i e with two vapor inlet connections Inlet port velocity on primary side is high XXX m s gt 100 m s This message is shown when the estimated two phase channel inlet velocity is greater than 100 m s and is a very strong signal indeed to rerun the case using a heat exchanger with larger port diameter to avoid the possibility of erosion of the plate The channel velocity refers to the velocity on the edge of the plate in the very beginning of a channel Port velocity on secondary side is high XXX gt 5 5 m s Possible erosion in the connections and ports due to high liquid flow Try to decrease mass flow and or select BPHE with larger ports NB SSP indicates the PORT velocity never the connection velocities If you are using titanium plates and connections you can tolerate a slightly higher velocity up to 6 5 m s Inlet channel velocity on primary secondary side is high XXX m s gt 100 m s This message is shown when the estimated two phase channel inlet velocity is greater than 100 m s and is a very strong signal indeed to rerun the case using a heat exchanger with larger port diameter to avoid the possibility of erosion of the plate Inlet port recovery unreasonably high Design questionable The pressure recovery in the inlet port is more than one third of the total pressure drop causing a pressure increase of more than 5 If this message is shown it is SSPOnline Created on 22 August 2012 10 SUVEP recommen
18. ribution between the units becomes as equal as possible The vaporization side maldistribution is XX This message is printed if the predicted mal distribution is greater than 12 5 A maldistribution of 50 means that the channel closest to the inlet will have a flow rate of 1 5 times the average and the channel at the other end will have a flow rate of only 0 5 times the average SSP design have taken in account for the reduced efficiency of maldistribution but operation with high mal distribution effects is not recommended due to risk of instable operation Redesign using an BPHE with a higher NTU value and or port hole diameters or use a BPHE with a distribution device Too small temperature difference might cause underperformance Though the calculation is theoretically correct this message warns that the exchanger might be thermally too short to operate properly for the displayed temperature difference For operation with very small temperature differences the performance is more sensitive to disturbances or local and or fluctuating differences in heat transfer Redesign using an BPHE with a higher NTU value and or increase temperature difference Superheat less than 5 K might cause underperformance Though the calculation is theoretically correct this message warns that there might be some droplets of liquid in the leaving gas which might cause damage to the compressor SSPOnline Created on 22 August 2012 12 SUVEP Vapor
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