A practical treatise on modern gas and oil engines (1902)
Grover, Frederick · Manchester, The Technical Publishing Co., Limited; [etc., etc.] · leaf 77
Fig. 45.—^Working Diagram from Premier Gas Engine. pressure of the exhaust. This point is shown on the diagramat P ; the area P A S E of this diagram gives the work doneby the pump in retarding the motion of the engine ; and thenet indicated horse power is found by subtracting from the … Fig. 46.—ruiuping Diagram from Premier Gas Engine. I.H.P. of the working cylinder the I.H.P. of the pumpingcylinder. It must be remembered that the area P A S E ofthe pumping diagram occurs only at every alternate revolu-tion ; consequently, in obtaining the H.P. the revolutions TYPES OF GAS…
Internal combustion engines
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