Economy of a retrofit solar system
A privately financed solar-augmented hot water system has been demonstrated to pay off in less than 10 years if a loan is obtained at 10.5% interest. Calculations were made on the assumption that electricity costs 5 cents per kWh and water consumption averages 30 gallons per day (using current technology on an existing dwelling in Tennessee).
- Research Organization:
- Oak Ridge Y-12 Plant, TN (USA)
- DOE Contract Number:
- W-7405-ENG-26
- OSTI ID:
- 5228517
- Report Number(s):
- Y-2098
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
14 SOLAR ENERGY
140907* -- Solar Thermal Utilization-- Water Heating
29 ENERGY PLANNING, POLICY, AND ECONOMY
299001 -- Energy Planning & Policy-- Solar-- (1989-)
APPLIANCES
BUILDINGS
CONSTRUCTION
CONTAINERS
COST
COST BENEFIT ANALYSIS
ELECTRIC APPLIANCES
ELECTRICITY
ENERGY STORAGE
FINANCING
GAS APPLIANCES
HEAT EXCHANGERS
HEAT STORAGE
HEATERS
HOUSES
PAYBACK PERIOD
RESIDENTIAL BUILDINGS
RETROFITTING
SENSIBLE HEAT STORAGE
SOLAR COLLECTORS
SOLAR WATER HEATERS
STORAGE
TANKS
WATER HEATERS
140907* -- Solar Thermal Utilization-- Water Heating
29 ENERGY PLANNING, POLICY, AND ECONOMY
299001 -- Energy Planning & Policy-- Solar-- (1989-)
APPLIANCES
BUILDINGS
CONSTRUCTION
CONTAINERS
COST
COST BENEFIT ANALYSIS
ELECTRIC APPLIANCES
ELECTRICITY
ENERGY STORAGE
FINANCING
GAS APPLIANCES
HEAT EXCHANGERS
HEAT STORAGE
HEATERS
HOUSES
PAYBACK PERIOD
RESIDENTIAL BUILDINGS
RETROFITTING
SENSIBLE HEAT STORAGE
SOLAR COLLECTORS
SOLAR WATER HEATERS
STORAGE
TANKS
WATER HEATERS