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The Power of Aircraft Engines at Altitude (1939)

NASA Technical Reports Server (NTRS) · leaf 35

An illustration from The Power of Aircraft Engines at Altitude, 1939, leaf 35
Fig. 5,7,8,10,11 Technical Memorandum No. 895 hp 800 CD 600 O 300mmH20 Apf corresponding to measured speed Figure 5.- Relation "between pressure jump corresponding to the usual speed - mm measured in the altitude test chamber and the CD CD £ *=> total pressure jump "between entry and exit … M Altitude Figure 7.- Change of hp. and feed 4000 pressure at full throttle against altitude. Vacuum tank measurements versus altitude test chamber. Coeff.K 3000 120Q 2000 1000 200 400 mmHg 500 600 700 800 Value of Ap 5 760pz Charge pressure 1 ! I | | 700 600 500 400mmHg Figure 11.- Change in…

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