Battery heating system and electric vehicle

The invention discloses a battery heating system and an electric vehicle. The system comprises a power battery pack, the power battery pack comprises a first battery pack and a second battery pack which are connected in series, and a center line is led out from the series connection point of the fir...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LING HEPING, XIE JINYUE, GAO WEN, YAN LEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES ELECTRICITY ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES PERFORMING OPERATIONS PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY TRANSPORTING VEHICLES IN GENERAL
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Beschreibung
Zusammenfassung:	The invention discloses a battery heating system and an electric vehicle. The system comprises a power battery pack, the power battery pack comprises a first battery pack and a second battery pack which are connected in series, and a center line is led out from the series connection point of the first battery pack and the second battery pack; each buck-boost inverter comprises an inverter bridge and an inductor, the n inverter bridges are connected in parallel to form a first confluence end and a second confluence end, the first confluence end and the second confluence end are correspondingly connected with the positive electrode and the negative electrode of the power battery pack, one end of the inductor is connected with the midpoint of the corresponding inverter bridge, and the other end of the inductor is connected with the midline, n is an integer greater than 1; and the controller is connected with the control end of the inverter bridge and is used for carrying out phase dislocation control on the n bu