Hawkins electrical guide ... : questions, answers & illustrations : a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications ; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833-1928 · New York : T. Audel & Co. · leaf 353
ng or station pump for mine service, the turbine pump isideal. There are no valves, guards or springs, no reciprocating parts,and, most important of all, there is no contact surface in the machineexcept the shaft and its bearings. The design is such that parts sub-jected to the action of mine water… … SHAFTBABBITTOIL RINGSUPPORT HEAD IMPELLER PINCASING IMPELLER Fig. 4,312.—Section of Goulds single stage single suction centrifugal pump, enclosed impellertype, showing parts. NOTE.—The importance of correct head determination: In estimating the totalhead against which a centrifugal pump must…
Electrical engineering
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