Page 81 - ISES SWC50

Figure 24: Austrian annual installed solar water panel capacity 1970-1979
Source: IEA SHC

Figure 25: USA annual installed solar water panel capacity 1974-1979
Source: IEA SHC

1970s
• Bill Charters and colleagues at the University of Melbourne developed the solar boosted heat pump. The
evaporator is an unglazed solar collector.

1974
• Duffie and Beckman published “ Solar Energy Thermal Processes” first edition of a series of books to cover
the engineering of solar thermal process.
• Development of TRNSYS (TRNSYS). 1975 marked the release of the first public version of TRNSYS, version
6. A method of simulation of solar processes and its application.
• Panos Lamaris establishes the 1 solar products manufacturing company in Greece and the
st
European Union.

ISES SWC50 - The Century of Solar-Stories and Visions | 63