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Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise on the care and management of steam engines, boilers and electric machinery (1922)

Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 1108

An illustration from Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise on the care and management of steam engines, boilers and electric machinery, 1922, leaf 1108
of the field, for the reason thatthe current in the shunt coil is independent of the speedof the dynamo, and the shunt coils continue to excite thefield to a certain extent, and this excitation is never re-duced to zero until the connection with the bus bar, or mainconnection is broken. This is a… … FiG. 460 SEPARATE-CIRCUIT DYNAMO fore the armature begins to revolve. The capacity of theshunt coil is considerable, and it cannot with safety be dis-connected by a simple opening of a switch. A bank oflamps is generally mounted in series with it, and the fieldbreak switch is placed between the…

Steam engineering · Electrical engineering · Steam-turbines

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