{"text_format":"3","workbook":"xlsx","n_sheets":4,"sheets":["Introduction","1. Cooling tower-tap water","2. Compressor-tap or space heat","3. Waste water"],"not_rendered":{"images":3,"comments":3},"read":"whole","date_system":"1900"}

{"sheet":"Introduction","index":0,"n_rows":21,"n_cols":2,"rows_kept":21}
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[null,"Energy savings form Alfa Laval"]
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[null,"Dear Customer,"]
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[null,"Today, we are faced with growing environmental concerns, increasing costs of energy and the need for reducing consumption of our natural resources."]
[null,"Alfa Laval has vast experience in selected applications in heat recovery, savings in energy costs by offering the most efficient and correct heat transfer equipment."]
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[null,"Possible equipment generating waste heat are; cooling towers, air compressors, chillers, waste water and flash steam."]
[null,"This list of equipment all produce waste heat which is possible to recover and save on your heating costs."]
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[null,"Alfa Laval and our partners are ready to help you with a solution unique to your needs."]
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[null,"An example of Europen average energy cost is 0.10 Euro per kWh. kWh)"]
[null,"Hence 1 year saving for 1 kWatt per 8 hrs a day, 20 days a month, 6 months a year is 96 euro/year (ie, per kW)"]
[null,"Recovering 100 kWatt is equivilent to 9,600 Euro annual savings based on the above !!!"]
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[null,"Please contact your nearest Alfa Laval partner to help you on your journey to save energy and increase profitability."]
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[null,"Best Regards,"]
[null,"Alfa Laval"]

{"sheet":"1. Cooling tower-tap water","index":1,"n_rows":21,"n_cols":10,"rows_kept":21}
[null,"Savings from cooling tower water heat recovery, used to pre heating tap water going to boiler"]
[null,"Please insert figures in the left hand side table, results are calculated on the right hand side."]
[]
[{"$nulls":5},"DATA INPUT",null,null,"RESULTS OUTPUT"]
[{"$nulls":4},"Cooling tower water flowrate: ",5,"m³/hr","kcal/hr",{"$f":"F5*(F6-F7)*1000","v":{"v":110000,"d":"110,000"}},"kCal/hr Energy savings "]
[{"$nulls":4},"Inlet temperature to heat exchanger: ",37,"°C","kWatt",{"$f":"I5/0.86/1000","v":{"v":127.90697674418604,"d":"127.9"}},"kWatt  "]
[{"$nulls":4},"Outlet temperature from heat exchanger: ",15,"°C"]
[]
[{"$nulls":4},"Number of hours operation per day: ",8,null,null,{"$f":"I6*F9*F12","v":{"v":102.32558139534883,"d":"€102"}},"Daily savings"]
[{"$nulls":4},"Number of days operation per month: ",20,null,null,{"$f":"I6*F9*F10*F12","v":{"v":2046.5116279069769,"d":"€2,047"}},"Monthly savings"]
[{"$nulls":4},"Number of months operation per year: ",3]
[{"$nulls":4},"Cost of energy to generate 1 kWhr:",0.1,"Euro"]
[{"$nulls":8},{"$f":"I10*F11","v":{"v":6139.53488372093,"d":"€6,140"}},"One year savings"]
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[]
[{"$nulls":4},"Investment price of Alfa Laval heat exchanger: ",{"v":5000,"d":"€5,000"}]
[{"$nulls":4},"Investment installation piping costs: ",{"v":2000,"d":"€2,000"}]
[{"$nulls":4},"Investment other equipment: ",{"v":3000,"d":"€3,000"},null,null,{"$f":"SUM(F16:F18)","v":{"v":10000,"d":"€10,000"}},"Investment total"]
[]
[{"$nulls":4},"Tap water inlet temperature:",20,"°C","Months",{"$f":"I18/I10","v":{"v":4.886363636363636,"d":"4.9"}},"Pay back period"]
[{"$nulls":4},"Tap water outlet (2°C approach to hot side):",{"$f":"F6-2","v":35},"°C",null,{"$f":"(I5/(F21-F20))/1000","v":{"v":7.333333333333333,"d":"7.3"}},"m³/hr "]

{"sheet":"2. Compressor-tap or space heat","index":2,"n_rows":17,"n_cols":7,"rows_kept":17}
[null,"Savings from cooling tower water heat recovery, used to pre heating tap water going to boiler"]
[null,"Please insert figures in the left hand side table, results are calculated on the right hand side."]
[]
[null,null,"DATA",null,null,"RESULTS"]
[null,"Hot water flowrate: ",5.6,"m³/hr","kcal/hr",{"$f":"C5*(C6-C7)*1000","v":{"v":61599.99999999999,"d":"61,600"}},"Energy savings in kCal/hr (or kW below)"]
[null,"Inlet temperature to heat exchanger: ",71,"°C","kWatt",{"$f":"F5/0.86/1000","v":{"v":71.62790697674419,"d":"72"}},"Energy savings in kWatt"]
[null,"Outlet temperature from heat exchanger: ",60,"°C"]
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[null,"Number of hours operation per day: ",24,null,"Euro",{"$f":"F6*C9*C13","v":{"v":257.86046511627904,"d":"€258"}},"Daily savings"]
[null,"Number of days operation per month: ",20,null,"Euro",{"$f":"F6*C9*C10*C13","v":{"v":5157.209302325581,"d":"€5,157"}},"Monthly savings"]
[null,"Number of months operation per year: ",12]
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[null,"Cost of energy to generate 1 kWhr:",0.15,"Euro","Euro",{"$f":"F10*C11","v":{"v":61886.51162790698,"d":"€61,887"}},"Annual savings"]
[]
[null,"Investment price of Alfa Laval heat exchanger: ",{"v":4000,"d":"€4,000"},null,"Euro",{"$f":"SUM(C15:C17)","v":{"v":8000,"d":"€8,000"}},"Investment total"]
[null,"Investment installation piping costs: ",{"v":2000,"d":"€2,000"}]
[null,"Investment other equipment: ",{"v":2000,"d":"€2,000"},null,"Months",{"$f":"F15/F10","v":{"v":1.5512265512265513,"d":"1.6"}},"Pay back period, return on investment"]

{"sheet":"3. Waste water","index":3,"n_rows":17,"n_cols":10,"rows_kept":17}
[null,"Savings from waste water "]
[null,"Please insert figures in the left hand side table, results are calculated on the right hand side."]
[{"$nulls":5},"DATA",null,null,"RESULTS"]
[{"$nulls":4},"Hot water flowrate: ",20,"m³/hr","kcal/hr",{"$f":"F4*(F5-F6)*1000","v":{"v":400000,"d":"400,000"}},"Energy savings in kCal/hr (or kW below)"]
[{"$nulls":4},"Inlet temperature to heat exchanger: ",60,"°C","kWatt",{"$f":"I4/0.86/1000","v":{"v":465.1162790697675,"d":"465"}},"Energy savings in kWatt"]
[{"$nulls":4},"Outlet temperature from heat exchanger: ",40,"°C"]
[]
[{"$nulls":4},"Number of hours operation per day: ",24,null,"Euro",{"$f":"I5*F8*F12","v":{"v":1116.279069767442,"d":"€1,116"}},"Daily savings"]
[{"$nulls":4},"Number of days operation per month: ",30,null,"Euro",{"$f":"I5*F8*F9*F12","v":{"v":33488.37209302326,"d":"€33,488"}},"Monthly savings"]
[{"$nulls":4},"Number of months operation per year: ",12]
[{"$nulls":7},"Euro",{"$f":"I9*F10","v":{"v":401860.4651162791,"d":"€401,860"}},"Annual savings"]
[{"$nulls":4},"Cost of energy to generate 1 kWhr:",0.1,"Euro "]
[]
[{"$nulls":4},"Investment price of Alfa Laval heat exchanger: ",{"v":30000,"d":"€30,000"}]
[{"$nulls":4},"Investment installation piping costs: ",{"v":10000,"d":"€10,000"}]
[{"$nulls":4},"Investment other equipment: ",{"v":10000,"d":"€10,000"},null,null,{"$f":"SUM(F14:F16)","v":{"v":50000,"d":"€50,000"}},"Investment total"]
[{"$nulls":7},"Months",{"$f":"I16/I9","v":{"v":1.4930555555555554,"d":"1.5"}},"Pay back period, return on investment"]