Aparatul de aer condiţionat, o invenţie din anul 1902
Air conditioner – an invention since 1902

Summary/Abstract: Willis Carrier (1876–1950) was the „father of air conditioning”, developing both the theory and the applications of air conditioning systems. Willis Havill and Carrier was born in Angola, New York, on November 26, 1876. He graduated from Cornell in 1901 with a degree in electrical engineering, whereupon he joined the Buffalo Forge Company in Buffalo as a research engineer. Carrier became chief engineer of the firm in 1906. Carrier was the „father of air conditioning” in America in both a theoretical and a practical sense. He developed a radical new refrigeration machine—the centrifugal compressor—which used safe, non-toxic refrigerants and could serve large installations cheaply. This opened the way for a system whose objective was human comfort

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