Correcting engine tests for humidity

Donald B. Brooks
naca-tn-309
Jun 1929


Tests made by A. W. Gardiner using a one-cylinder engine having indicated that atmospheric humidity has a very appreciable effect on some phases of engine performance, a test program was undertaken at the Bureau of Standards further to study this effect, using a multicylinder engine.

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http://naca.central.cranfield.ac.uk/reports/1929/naca-tn-309.pdf