Dynamos and motors; a text book for colleges and technical schools (1911)
Franklin, William S. (William Suddards), 1863-1930, Esty, William, 1868-1928 · New York The Macmillan company · leaf 85
alled. The synchronous converter isdescribed in Chapter XIII. 40. The physical basis of the differences between direct-currentcalculations and alternating-current calculations. — Figure 60 rep-resents a valveless pump P, the piston of which oscillates upand down causing a current of water to surge…
Dynamos · Electric motors
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