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GAS ENGINES

Excerpts from MODERN MECHANICAL ENGINEERING

The following is the third in a series of articles from the 1923 edition of Modern Mechanical Engineering, on the subject of gas engines. The original articles were sent to us by Jan vander Gugten, 2633 Ware Street, Abbotsford, B.C., Canada V2S 3E2, who thought our' readers would find them of interest. The first two installments appeared in our April and May 1997 issues.

CHAPTER IV: GOVERNING

Engines in general are required to maintain a considerable degree of uniformity in their speed under normal working conditions, and in this respect the single-cylindered single-acting four-stroke engine is at a serious disadvantage, as a working impulse occurs only, at best, once in every four strokes; the momentum of massive flywheels thus has to maintain rotation during at least three-fourths of the running time. This inherent drawback is, howev...

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