A filtering circuit (1) for battery chargers of electric or hybrid vehicles. which comprises at least one electromagnetic interference filter (2, 8) provided with at least one coil (2) comprising: one ferromagnetic core (3): four windings (4a, 4b) each of which is wound around a respective winding portion (5a, 5b) of the ferromagnetic core (3) and is provided with one input end (6) and with one output end (7): at least one line capacitor (8): wherein each of the windings (4a, 4b) comprises: a first plurality of turns (4a) provided with the input end (6) and wound around a respective first winding portion (5a) of the ferromagnetic core (3): and a second plurality of turns (4b) provided with the output end (7) and wound around a respective second winding portion (5b) of the ferromagnetic core (3) opposite the first winding portion (5a).
EMI FILTERING CIRCUIT FOR EV/HEV BATTERY CHARGERS
2025-08-07
Patent
Electronic Resource
English
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 / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01F MAGNETS , Magnete |
FILTERING CIRCUIT FOR BATTERY CHARGERS OF ELECTRIC OR HYBRID VEHICLES
European Patent Office | 2024
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