Steam engines; a thorough and practical presentation of modern steam engine practice (1917)
Ludy, Llewellyn V., 1875-, American Technical Society · Chicago, American technical society · leaf 39
and end together, and the high can exhaust directly into thelow without a receiver. A tandem-compound engine, Fig. 21, has both pistons on onerod, the high pressure piston rod forming the low pressure tail rod.Such engines are less expensive because there is but one set of recip-rocating parts… … Fig. 21. Section of Cylinder and Valves of a Tandem-Compound Engine cylinders, viz, the high, the intermediate, and the low, arrangedwith cranks 120 degrees apart. This gives a more uniform turningmoment than a compound. Sometimes there are four cylinders onthe triple expansion engine, viz, one…
Steam-engines
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