| 摘要 |
PURPOSE: A control method of an electric vehicle is provided to reduce costs by displaying a replacement state of a battery cell module to the outside using a preset reference voltage change amount. CONSTITUTION: A plurality of unit cells(110) generates current by a lithium ion battery. The unit cells are included in a cartridge center(121). Covers(141-1,141-2) are formed into an upper cover and a lower cover. The upper cover is formed on the upper part of a battery cell module. The lower cover is formed on the lower part of the battery cell module. |
