engine efficiency


engine efficiency
The ratio of the propulsive power developed to the fuel power consumed. Specific fuel consumption (SFC) is one of the measures of engine efficiency.
Propulsive efficiency of various types of jet engines.

Aviation dictionary. 2014.

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  • Engine efficiency — of thermal engines is the relationship between the total energy contained in the fuel, and the amount of energy used to perform useful work. There are two classifications of thermal engines (1) Internal combustion (gasoline, diesel and gas… …   Wikipedia

  • Engine — This article is about a machine to convert energy into useful mechanical motion. For other uses of engine, see Engine (disambiguation). For other uses of motor, see Motor (disambiguation). A V6 internal combustion engine from a Mercedes car An… …   Wikipedia

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  • Engine test stand — An engine test stand is a facility used to develop, characterize and test engines. The facility, often offered as a product to automotive OEMs, allows engine operation in different operating regimes and offers measurement of several physical… …   Wikipedia

  • Engine-generator — An engine generator is the combination of an electrical generator and an engine (prime mover) mounted together to form a single piece of equipment. This combination is also called an engine generator set or a gen set . In many contexts, the… …   Wikipedia

  • efficiency of a heat engine — efficience ef*fi cience ([e^]f*f[i^]sh ens), efficiency ef*fi cien*cy ([e^]f*f[i^]sh en*s[y^]), n. [L. efficientia.] 1. The quality of being efficient or producing an effect or effects; efficient power; effectual agency. [1913 Webster] The manner …   The Collaborative International Dictionary of English


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