closed loop systems

  • Solar Water Heating – Natural Gas Assisted or Stand Alone Solar?" (2011)

    This presentation was created by Paul Outram of Sun Earth Inc. It provides background information on solar thermal water heating technology, and finishes by making the case for the necessity of hybrid natural gas – solar thermal water heating systems. The presentation is illustrated with...

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  • Solar Hot Water in Alaska (2011)

    This presentation was written by Harvey Bowers of the Alaska Center for Appropriate Technology (ACAT). It provides information on solar thermal water heating in cold climates and uses a case study and examples from installations in Alaska to demonstrate how solar thermal can...

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  • South Africa: Clarity sought on Future of Rebate Scheme

    There has been no decision yet regarding the future of the national residential incentive programme by South African utility Eskom: As of 12 July 2011, the utility counted a backlog of all in all 53,208 applications. This is more than half of the number of all applications approved since the...

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