Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 42
in Figs. 22-25 for the case of two harmonicelectromotive forces Ei and E2, applies equallyto the case of two harmonic currents 7i andI2 and to the case of an electromotive forceEl and a current Ii. Thus if in the clockdiagram. Fig. 20, E represented a harmonicelectromotive force having a maximum… … Fig. 26. Diagram of E. M. F..S of Fig. 23 in Quadrature ^v i= 10sin(wi——) Fig. 27. Diagram of E. M. F.s ofFig. 23 When in Opposition -^-:^ Addition of Harmonic ElectromotiveForces and Currents. Consider two har-monic electromotive forces of which thesuccessive instantaneous values e^ and e^ are…
Electrical engineering
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