compound engine

British  

noun

1. a steam engine in which the steam is expanded in more than one stage, first in a high-pressure cylinder and then in one or more low-pressure cylinders

2. a reciprocating engine in which the exhaust gases are expanded in a turbine to drive a turbocharger

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Example Sentences

Although the Wright turbo compound engine was standard on both the DC-7 and Super Constellation, it proved so unsatisfactory that airlines were not interested in Wright engines for the new jet airliners.

From Time Magazine Archive

Glasgow, introduced the compound engine for use on ships.

From How it Works Dealing in simple language with steam, electricity, light, heat, sound, hydraulics, optics, etc., and with their applications to apparatus in common use by Williams, Archibald

This is illustrated by the two cylinders of the compound engine and by the duplication noticed in the binary engine.

From A History of the Growth of the Steam-Engine by Thurston, Robert H.

These vessels are now invariably fitted with the compound engine and surface-condensers.

From A History of the Growth of the Steam-Engine by Thurston, Robert H.

A. A very moderate level, never allowing it to get so high that moist steam will pass through the cylinders, because for satisfactory service a compound engine should always have dry steam.

From The Traveling Engineers' Association To Improve The Locomotive Engine Service of American Railroads by Anonymous