8/11/2019 Beach Enclave Swimming Pool - Outdoor

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TechnologyLoad characteristics

Application Swimming poolHot water

Unit B as e c as e P ro po se d c as eType Outdoor

Area ft 500.0 500.0Cover use h/d 10.0 10.0Temperature C 30.0 30.0Makeup water %/w 1% 1%Wind sheltering - season of use % 20% 20%Solar shading - season of use % 20% 20%

Percent of month used Month

Supply temperature method FormulaWater temperature - minimum C 25.2Water temperature - maximum C 26.1

Unit B as e c as e P ro po se d c as e E ne rgy s av edIncrementalinitial costs

Heating MWh 79.9 79.9 0%

Resource assessmentSolar tracking mode FixedSlope

25.0 Azimuth

0.0

Show dataDaily solarradiation -horizontal

Daily solarradiation - tilted

Solar water heater Type 7,000$Manufacturer Model

Gross area per solar collector m 3.68 Aperture area per solar collector m 3.68Fr (tau alpha) coefficient 0.82Wind correction for Fr (tau alpha) s/mFr UL coefficient (W/m)/C 16.73Wind correction for Fr UL (J/m)/CNumber of collectors 2 #DIV/0!Solar collector area m 7.35Capacity kW 5.15Miscellaneous losses % 4.0%

Balance of system & miscellaneousHeat exchanger yes/no YesHeat exchanger efficiency %Miscellaneous losses % 4.0%Pump power / solar collector area W/m 5.00Electricity rate $/kWh 0.500

SummaryElectricity - pump MWh 0.0Heating delivered MWh 0.0Solar fraction % #DIV/0!

Heating systemProject verification B as e c as e P ro po se d c as e Energy savedFuel type Natural gas - m Natural gas - mSeasonal efficiency 85% 85%Fuel consumption - annual m 9,030.9 0.0 mFuel rate $/m 3.330 3.330 $/mFuel cost $ 30,073 0

Emission Analysis

Financial parametersInflation rate % 2.0%Project life yr 15Debt ratio % 100%Debt interest rate % 5.00%Debt term yr 10

Initial costsHeating system $ 7,000 100.0%Other $ 0 0.0%

Total initial costs $ 7,000 100.0%

Incentives and grants $ 0.0%

Annual costs and debt paymentsO&M (savings) costs $Fuel cost - proposed case $ 0Debt payments - 10 yrs $ 907Other $ 1,000Total annual costs $ 1,907

Annual savings and incomeFuel cost - base case $ 30,073Other $Total annual savings and income $ 30,073

Financial viabilityPre-tax IRR - equity % positivePre-tax IRR - assets % 412.7%Simple payback yr 0.2Equity payback yr immediate

See product databaseSee technical note

Swimmaster C15TS10

Solar water heater

C u m u

l a t i v e c a s

h f l o w s

( $ )

Year

Cumulative cash flows graph

UnglazedTechno-Solis

RETScreen Energy Model - Heating project

Financial Analysis

Heating project

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Beach Enclave Swimming pool - Outdoor Turks and Caicos Islands

09/07/2014Beach Enclave Swimming pool - Outdoor.xlsm