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 371
n the ve-locity thus started attains a certainvalue, it closes the waste valvewhereupon the kinetic energy of thepreviously moving column in thesupph pipe is con\erted into pres-sure great enough to open a valvinto the discharge pipe. Water isthen delivered at the increasecpressure until the… … IVcfs^ Wafer-■•■>{ Fig. 110.—Hydraulic Ram. 69 TESTING OF WATER MOTORS 351 Two values for the useful work of a ram may be obtained,depending upon the level from w^hich the head pum_ped againstis dated. Referred to the level of the supply water, the usefulwork is that corresponding to the…
Mechanical engineering laboratories
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