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- · New York, T. Audel · leaf 185
nderstoodrelat: v speed, such as the usual speeds of reciprocating engines. A slow speed alternator is one designed to run at aspeed slow enough that it may be direct connected to an engine. ALTERNATORS 1,173 Such alternators are of the revolving field type and a little con-sideration will show… … FlG. 1,435.—Crocker-Wheeler 350 kva., slow speed alternator direct connected to a Corlissengine. In front is seen a belted exciter driven from a pulley on the main shaft betweenthe alternator and the large band wheel. The latter serves to give the additional fly wheeleffect needed for close speed…
Electrical engineering
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