The invention relates to a control unit (40) for driving an electric load, in particular an electric machine, having a first and a second voltage terminal (46, 48) in order to supply the control unit (40) with electrical energy, a capacitor (58), which is connected between the voltage terminals (46, 48), at least one half-bridge (15), which is connected between the voltage terminals (46, 48), wherein the half-bridge (50) has two controllable switches (52, 54), between which there is formed a half-bridge tap (50) for connecting the load, a safety circuit (66), which is designed to close one of the controllable switches (52, 54) of the half-bridge (50) in the event of a fault, a discharge circuit (68), which is designed to connect the voltage terminals (46, 48) electrically in the event of a fault, and having a control circuit (18) which is designed to provide a control signal (78) which triggers the safety circuit (66) and the discharge circuit (68) in the event of the detected fault.
STEUEREINHEIT
CONTROL UNIT
UNITÉ DE COMMANDE
18.12.2019
Patent
Elektronische Ressource
Deutsch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern |
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