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JOSEPH-FREDERIC-JULIEN BETHENOD
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JOSEPH-FREDERIC-JULIEN BETHENOD
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Application filed by JOSEPH-FREDERIC-JULIEN BETHENODfiledCriticalJOSEPH-FREDERIC-JULIEN BETHENOD
Application grantedgrantedCritical
Publication of FR18438EpublicationCriticalpatent/FR18438E/en
H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
H02P9/14—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field
H02P9/16—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field due to variation of ohmic resistance in field circuit, using resistances switched in or out of circuit step by step
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Engineering & Computer Science
(AREA)
Power Engineering
(AREA)
FR18438D1912-12-101913-01-24
Method of adjusting DC dynamos operated at variable speed
ExpiredFR18438E
(en)