发明名称 |
POWER SYSTEM OF ELECTRIC VEHICLE, ELECTRIC VEHICLE COMPRISING THE SAME AND METHOD FOR HEATING BATTERY GROUP OF ELECTRIC VEHICLE |
摘要 |
A power system of an electric vehicle, an electric vehicle comprising the same and a method for heating a battery group of the electric vehicle are provided. The power system comprises a battery group (101), a battery heater (102), in which the battery heater (102) comprises a output power adjusting module configure to adjust a heating power of the battery heater (102) by adjusting a charge current and/or a discharge current, a battery management device (103) configured to control the output power adjusting module to adjust the heating power of the battery heater (102) to heat the battery group (101) according to a temperature of the battery group (101) when the temperature of the battery group (101) is lower than a first heating threshold and a residual electric quantity of the battery group is larger than a parking electric quantity threshold; a motor controller (106) connected with a motor (105) and an electric distribution box (104) respectively, and an isolation inductor (L2). |
申请公布号 |
WO2013174268(A1) |
申请公布日期 |
2013.11.28 |
申请号 |
WO2013CN76089 |
申请日期 |
2013.05.22 |
申请人 |
SHENZHEN BYD AUTO R&D COMPANY LIMITED;BYD COMPANY LIMITED |
发明人 |
WU, XINGCHI;WANG, HONGJUN;XIE, SHIBIN |
分类号 |
H01M10/50;B60L11/18 |
主分类号 |
H01M10/50 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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