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General Aviation Aircraft Design by Snorri Gudmundsson

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Chapter 7

Selecting the Power Plant

Abstract

A thorough review of number of common and practical powerplant options for modern GA aircraft is presented in the chapter. Starting with a review of the fundamental theories of power plant and power generation, the chapter provides thorough design information about piston engines, turboprops, turbojets, turbofans, and electric motors. Methods to estimate power and thrust as a function of atmospheric conditions and airspeed are provided for all the options. The chapter presents the Gagg-Ferrar model for altitude dependency of piston engines and the method of Mattingly for the operation of turbo machinery. The fundamentals of fuel-cells are provided for electric motors. Then, the chapter discusses topics ...

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