Improved method and apparatus for preheating ventilation air for a building

作者: Rolf W. Peter , John C. Hollick

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摘要: Ventilation air for a building is preheated by providing on sun-facing wall (10) solar-energy absorbent collector panel (16) with plurality of air-inlet openings (6,6",6"') which communicate collection channels (15) behind the panel. Outside passing upwardly along heated heat itself combination solar radiation and being lost from interior building. The outside air, short distance to closest inlet opening, withdrawn therethrough into channel expelled