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How many kilowatt-hours of electricity does an electric car need overnight?

1 Answers

LeJosiah

07/29/25 8:22pm

An electric car needs 1 kilowatt-hour of electricity to charge overnight. Here are the details: Charging Tips: The unit of battery capacity is kWh, where 1 kWh represents one kilowatt-hour of electricity. Therefore, the number of kWh in a vehicle's battery indicates how much electricity it can output, and conversely, how much electricity is needed to fully charge it. Power Consumption: Power consumption depends on the capacity of the electric vehicle's battery pack. For example, a 48V, 15Ah battery pack has a capacity of 48 × 15 = 720 (W). According to the law of energy conservation, the amount of electricity used for charging equals the amount discharged. This means that a 720W discharge for one hour corresponds to the charging power consumption, which is 720Wh or 0.72 kilowatt-hours.

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