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Westinghouse Electric Corp
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Westinghouse Electric Corp
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Publication of FR985677ApublicationCriticalpatent/FR985677A/fr
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
H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current
H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power
H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
H02P7/26—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using discharge tubes
H02P7/265—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using discharge tubes whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
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FR985677D1948-05-051949-05-04Systèmes électroniques pour alimenter des moteurs à courant continu à partir d'une source à courant alternatif
ExpiredFR985677A
(fr)
Appareil pour fournir du courant continu à un circuit de charge à partir d'une source de courant alternatif et par l'intermédiaire d'un redresseur
Dispositif de réglage de l'alimentation d'un circuit électrique par une source de courant alternatif, notamment pour régler l'intensité lumineuse de tubes à décharge
Appareil pour alimenter un récepteur ou des moteurs de traction sous tension variable, à partir d'une source de courant alternatif, sous tension sensiblement constante