Mechanical laboratory methods; a testing of instruments and machines in the mechanical engineering laboratory and in practice (1918)
Smallwood, Julian Chase · New York, D. Van Nostrand company · leaf 256
eam and the back pressure are assumedto be the same in the ideal engine asin the actual. This is a more reason-able standard for efficiency than thecommercial standard since the lattercharges against the engine heat thatit could not use under even idealcircumstances because of the limi-tations in… … Fig. 94.—Clausius Cycle. E{H-h). Under the conditions of the assumed ideal engine the heat con-verted into work is the difference between the total heat H ofthe steam supplied and the total heat of the exha.ust Hij sincethere are no losses. Hi is the theoretical amount of heat leftin a pound of…
Mechanical engineering laboratories
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