An electric circuit arrangement includes at least one half bridge including two power switching elements, two driver circuits, and a discharge control circuit, wherein the half bridge is in parallel with an energy accumulator and each power switching element has a switchable section with an electric resistance that is adjustable by a control voltage at a control input of the power switching element, while in a normal operation of the power switching elements, the drivers circuits generates the control voltage at the control input of each power switching element, and, while in at least one discharge operation that discharges the energy accumulator, the discharge control circuit generates a discharge voltage as the control voltage as the control input of at least one of the power switching elements, the discharge voltage placing the at least one of the power switching elements in linear operation.
ELECTRIC CIRCUIT ARRANGEMENT, ELECTRIC DRIVE DEVICE, MOTOR VEHICLE AND METHOD FOR OPERATING AN ELECTRIC CIRCUIT ARRANGEMENT
2023-10-19
Patent
Elektronische Ressource
Englisch
IPC: | H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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