Philips hot-air engine

Philips hot-air engine

[′fil·əps ′hät ¦er ‚en·jən]
(mechanical engineering)
A compact hot-air engine that is a Philips Research Lab (Holland) design; it uses only one cylinder and piston, and operates at 3000 revolutions per minute, with hot-chamber temperature of 1200°F (650°C), maximum pressure of 50 atmospheres (5.07 megapascals), and mean effective pressure of 14 atmospheres (1.42 megapascals).
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