Steam power plant auxiliaries and accessories; (1922)
Croft, Terrell, 1880- ed, Dufflin, Daniel John, 1911- ed · New York, [etc] McGraw-Hill book company, Inc · leaf 170
ted With TheDischarge Valve Closed.—This is generally necessary (Sees.168 to 170) to facilitate primingof the pump. But aside fromthis consideration, closure of thedischarge valve while the pumpis being started is advisable inorder that the full load may beimposed gradually (Sec. 146)upon the… … Note.—A Centrifugal Pump CanBe Run With The Discharge ValveClosed Without Generating AnExcessive Pressure and, there-fore, without danger of rupturingthe casing. But it should not be per-mitted to run in this manner longer than about 20 min. at a time.When running against the closed discharge valve…
Steam power plants · Pumping machinery
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