Compound locomotive

Cutaway view of the cylinders (low pressure on left, high pressure on right) and valves (above) on a tandem compound engine

Typical early de Glehn's locomotive (Baden IV e of 1894), with high-pressure cylinders placed behind a front bogie, and driving the second set of wheels.

Burrell road locomotive, showing high and low pressure cylinders.

A compound locomotive is a steam locomotive which is powered by a compound engine, a type of steam engine where steam is expanded in two or more phases. Colloquially referred to as a compound engine, the locomotive is only one application of the compounding principle.

单词	Tandem cylinder
释义	Tandem cylinder 英语百科 Compound locomotive A compound locomotive is a steam locomotive which is powered by a compound engine, a type of steam engine where steam is expanded in two or more phases. Colloquially referred to as a compound engine, the locomotive is only one application of the compounding principle.
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Tandem cylinder

Compound locomotive