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 143
Fig. 138. Six-Pole Drum Simplex Singly Re-entrant Wave Winding Fig. 136 illustrates a six-pole drum simplex singly re-entrantwave winding of 62 inductors. It has a front pitch of +11, and aback pitch of +9, that is, the front and back pitches are unequal,giving an average pitch of 10, and also a… … >< (2 St: I OH 153 Heij >ow = aw I 3«S^ w Oo H W o H< oo H o CALCULATIONS 113 Fig. 137 represents a six-pole duplex doubly re-entrant warewinding, consisting of 64 inductors, having a front pitch of + 9.a back pitch of + 11, and a commutator pitch of 10. The averagepitch is 10, and…
Electrical engineering
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