United States. National Advisory Committee for Aeronautics, United States. National Aeronautics and Space Administration · Washington : G.P.O. · leaf 578
I*, is not, so that th(r j)nssure ratio must Ix; treated us an un-known ([uantity. Since th(> speed of thcr cotiij)rossor is known IIm nielliod of coiMpntirif^ the([Uiintity coedicient is practically tlu? saIn(^ as for the tiirhine-driven compressor ah()\ <• I he nomiiil soo 400 v: 0 300^ 200… … O 2 4 6 a /O /2 /4 /6 /a 20 22 24 26 28 30 32 34 36 38 40f/g./J. /i/fifuc/e/n Thousands of Fed. altitude of operation. The one difference is that the quantity a, which gives the pressure cor-rection to the volumetric efficiency, does not reduce to unity. Equation (32), which was usedfor the…
Aeronautics
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