The practical testing of dynamos and motors (1905)
Smith, Charles Frederick, 1873- · Manchester Scientific Pub. Co · leaf 126
age. The dynamo might then supplycurrent to the same bus-bars, or might be connected toan independent feeder circuit, so that the shunt excitationwould be independent of variations of the dynamovoltage. Characteristic Curve of a Compound Dynamo.—The methodof determination of the characteristic… … *FiG. 3G.—Diagram of Connections for taking Compovxd Characteristic. D Dynamo armature. F Dynamo field shunt windings. Fj Dynamo field series windings. R Adjustable resistance for varying the load. A Ammeter for measuring load current. V Voltmeter for measuring dynamo voltage. S Switch for breaking…
Dynamos · Electric motors
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