Patent · US Active

Controller driving apparatus of electric vehicle

US8729727B2 · kind B2 · utility

1Cited by
1References
15Claims
0Family size

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Inventors

Key dates

Filing dateSep 8, 2011
Grant dateMay 20, 2014
Priority date
Expiry dateFeb 2, 2032

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T90/14
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

Disclosed is a controller driving apparatus of an electric vehicle which includes a first switch connected to a low-voltage DC-DC converter, a first port of a battery management system (BMS), and an electric vehicle controller, and a second switch connected to an output terminal of a high-voltage DC-DC converter connected to a second port of the BMS and an auxiliary battery connected to one end of the ignition switch, and a side connected to the low-voltage DC-DC converter, the one signal port of the BMS, and the electric vehicle controller. Finally, a third switch having connected between the auxiliary battery and a vehicle-on port of the BMS, and connected to the low-voltage DC-DC converter, the one signal port of the BMS, and the electric vehicle controller.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.