| 摘要 |
Some embodiments include a system, that includes an electric motor coupled to propel an electrical vehicle, a battery coupled to power the motor, a preheating system coupled to preheat the battery, a battery temperature comparator to compare a temperature of the battery to a target preheated temperature and to provide a battery below temperature signal when the battery temperature is below a specified temperature, a control circuit to determine the time remaining prior to a scheduled drive start time and to provide a preheating enable signal during a target time interval prior to the scheduled drive start time and a further control circuit to operate the preheating system in response to the battery below temperature signal and the preheating enable signal.
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