Enerpool v Swimming Pool Simulation Simulation File: C:\ENERPOOL\SANDA.EPL Run on: Fri Feb 07 19:27:
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1 Enerpool v Swimming Pool Simulation Simulation File: C:\ENERPOOL\SANDA.EPL Run on: Fri Feb 07 19:27: POOL CONFIGURATION: - Solar Collector - No Heat Exchanger - Auxiliary Heater - Weather file: C:\ENERPOOL\SAND.TMY - No Alternate Input File POOL CHARACTERISTICS: Pool Volume: 72.8 m3 Pool Area : 47 m2 Evaporation Model: RSPEC Wind Correction Factor (Pool): 0.14 SOLAR SYSTEM CHARACTERISTICS: Collector Type: Unglazed Total Collector Area: m2 SIMULATION SUMMARY Passive Active Auxiliary Total Residual Average Mon Gains Gains Heating Losses Gains T Pool (GJ) (GJ) (GJ) (GJ) (GJ) (C) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Tot LOSSES SUMMARY
2 Evapor. Convect. Conduct. Radiat. Side Makeup Total Mon Losses Losses Losses Losses Losses Losses Losses (GJ) (GJ) (GJ) (GJ) (GJ) (GJ) (GJ) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Tot SOLAR SUMMARY Available Collected Piping Pump Active Mon Energy Energy Losses Gains Gains (GJ) (GJ) (GJ) (GJ) (GJ) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Tot PRIMARY ENERGY CONSUMPTION SUMMARY Time Time Aux. Electric. Primary Mon Pump On Heat On Energy Energy
3 (h) (h) (kwh) (GJ) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Tot SYSTEM PARAMETERS CONFIGURATION Pool Configuration Solar Collector : X Heat Exchanger : - Auxiliary Heater : X Use Alternate Input File : - Require Hourly Printout : X Perform Economic Analysis : - Week/Weekend Use different profiles for week and weekend: - Swimmable Days Use Swimmable Days Concept: - Perform Comparative Run: - WEATHER FILE Weather File Name: C:\ENERPOOL\SAND.TMY Format: Watsun TMY Latitude: degrees N City Name: SANDIEGO CA Time Base: Local Apparent (Solar) Time SIMULATION DATA Simulation Parameters: Start Day of Simulation: January 1 (Julian day 1)
4 End Day of Simulation: December 31 (Julian day 365) Number of Days in Simulation: 365 Require Printout of Simulation Parameters: X Numerical Algorithms Precision on Temperatures: C Maximum number of iterations: 100 COLLECTOR TEST DATA Collector Type: Unglazed Collector Area: 4.64 m2 Test Flow Rate: kg/s Test Parameters: A = B = s/m/c C = W/m2/C D = J/m3/C E = 0 W/m2 Incidence Angle Modifiers: Profile Incidence Angle [degree] Incidence Angle Modifier [] COLLECTOR USE DATA Number of Collectors in Series: 1 Number of Series Groups in Parallel in a Bank: 8 Number of Banks of Collectors: 1 Collector Orientation Slope: 20 degree Azimuth: 0 degree Controller Delta T On : 1 C Delta T Off: 0.5 C Tmax Pool : 40 C Pump Pump Flow Rate: 3 kg/s Pump Power: 750 W Fraction of Pump Power Transferred to Fluid: 0.1 Wind Speed Correction Factor: 0.28 Wind Speed Threshold: 0 Collector sits on: Asphalt roof, insulated PIPES DATA Lengths
5 Inlet Pipe Length - Inside : 5 m - Outside: 2 m Outlet Pipe Length - Inside : 5 m - Outside: 2 m Insulation (per unit pipe length) Heat Loss Coefficient Inside : 0.08 W/m/C Heat Loss Coefficient Outside: 0.08 W/m/C Temperature Average Indoor/Soil Temperature: 10 C POOL DESIGN DATA Pool Type: Outdoor Water Volume: 72.8 m3 Surface: 47 m2 Mains Water Temperature: 12 C Fraction of Pool Above Ground: 0 Emissivity of Outside Walls Above Ground: 0.9 Absorptivity of Outside Walls Above Ground: 0.5 Insulation on Sides / Bottom: 5 m2.c/w Temperature Deep in Soil or in Mechanical Room: 10 C Fraction of Pool Shaded from Sun: 0.25 Wind Speed Correction Factor: 0.14 Pool Model: POOL USE DATA Seasonal Use Start Day of Season: January 1 End Day of Season : December 31 Temperature at Start of Simulation: 20 C Pool Activity Daily Spillage/Leakage: 0.1 m3 Hourly Pool Activity (weekday): 0 = none, 1 = moderate, 2 = high 1: 0 7: 0 13: 1 19: 0 2: 0 8: 0 14: 1 20: 0 3: 0 9: 0 15: 1 21: 0 4: 0 10: 0 16: 1 22: 0 5: 0 11: 0 17: 0 23: 0 6: 0 12: 0 18: 0 24: 0 POOL BLANKET DATA Physical Properties Short-Wave Absorptivity: Short-Wave Transmissivity: 0.7 Long-Wave Emissivity: 0.29 Long-Wave Transmissivity: 0.55 Insulation value: 0.01 Fraction of Pool Area Covered: 0.95
6 Use Blanket seasonal use (0=off, 1=on) Jan: 1 Apr: 1 Jul: 1 Oct: 1 Feb: 1 May: 1 Aug: 1 Nov: 1 Mar: 1 Jun: 1 Sep: 1 Dec: 1 Daily Use = Always when pool not in use AUXILIARY HEATER DATA Auxiliary Heater Type: Gas or Oil Temperature Setpoint: 30 C Maximum Power (Input): W Heater Efficiency: 70 % Auxiliary heater seasonal use (0=off, 1=on) Jan: 0 Apr: 0 Jul: 0 Oct: 0 Feb: 0 May: 0 Aug: 0 Nov: 0 Mar: 0 Jun: 0 Sep: 0 Dec: 0 Heater is off outside season of use of pool: - HOURLY PRINTOUTS: ENERGIES Passive Gain "QPass" [J] : - Active Gain "QAct" [J] : - Auxiliary Gain "QAux" [J] : - Total Gain "QGain" [J] : - Evaporative Losses "QEvap" [J] : - Convective Losses "QConv" [J] : - Conductive Losses "QCond" [J] : - Radiative Losses "QRad" [J] : - Side Losses "QSide" [J] : - Spill and Makeup Losses "QMakeup" [J] : - Total Losses "QLoss" [J] : - Residual Energy Gain "QRes" [J] : - Available Solar Energy "QInc" [J] : - Solar Energy Collected "QColl" [J] : - Energy Lost through Piping "QPipes" [J] : - Energy Gain from Pumps "QPumps" [J] : - HOURLY PRINTOUTS: POOL Pool Temperature "TPool" [C] : X Mains Temperature "TMains" [C] : - Makeup Water "MdotMakeup"[kg/s]: - Soil Temperature around Pool "TSoilPool" [C] : - HOURLY PRINTOUTS: WEATHER Global Horizontal Irradiance "HGlo" [W/m2]: - Ambient Dry Bulb Temperature "TAmb" [C] : X
7 Ambient Relative Humidity "RelHum" [0-1] : - Ambient Wind Speed "VWind" [m/s] : - Pool Direct Horizontal Irradiance "HDirPool" [W/m2]: - Pool Diffuse Horizontal Irradiance "HDifPool" [W/m2]: - Pool Dry Bulb Temperature "TAmbPool" [C] : - Pool Relative Humidity "RelHumPool"[0-1] : - Pool Wind Speed "VWindPool" [m/s] : - Sky Temperature "TSky" [C] : - HOURLY PRINTOUTS: COLLECTORS/PIPES/HEAT EXCHANGER Collector Inlet Temperature "Tci" [C] : - Collector Outlet/Plate Temperature "Tco" [C] : - Collector Flow Rate "MdotColl" [kg/s]: - Inlet Pipe Input Temperature "TPipeIn" [C] : - Outlet Pipe Output Temperature "TPipeOut" [C] : - Temperature of Soil around Pipes "TSoilPipe" [C] : - Exch. Temperature Out, Cold Side "TXColdOut" [C] : - Exch. Temperature Out, Hot Side "TXHotOut" [C] : - Exch. Flow Rate "MdotExch" [kg/s]: - HOURLY PRINTOUTS: CONTROLS Activity Level in Pool "Activity" [0-2] : - Blanket On "BlanketOn" [0/1] : - Collector On "CollOn" [0/1] : - Auxiliary Heater On "AuxOn" [0/1] : -
GAMINGRE 8/1/ of 7
FYE 09/30/92 JULY 92 0.00 254,550.00 0.00 0 0 0 0 0 0 0 0 0 254,550.00 0.00 0.00 0.00 0.00 254,550.00 AUG 10,616,710.31 5,299.95 845,656.83 84,565.68 61,084.86 23,480.82 339,734.73 135,893.89 67,946.95
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