Distributed solar thermal costs

Lead and sign-off

2050 Costs team lead - Michael Clark

Working-level analyst - Henry Shennan, Ben Marriot (DECC)

Senior analyst - Sam Thomas, Rocio Concha

Data sources

Markal3.24Doc

Renewable Heat Team

ESME

Technologies costed in this sector

• Domestic Solar thermal

Solar Thermal

Costs summary (£ per KW):

Current Calculator assumptions

• Lifetime = 20 years
• Conversion efficiency = 50%
• Electricity consumption (to run pump) = 7% of heat supplied

Investment Cost sources

• High cost = Micro Solar Thermal (non-south facing), 60% above reference from ESME, Availability = 7.5%, Life = 20yrs
• Low cost = Micro Solar Thermal (south facing), -40% from reference from ESME, Availability = 7.5%, Life = 20yrs

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