noun
electric energy; amount of electricity
Technical term used in physics and electrical engineering to refer to the total amount of electrical energy consumed or produced, often measured in watt-hours (Wh) or kilowatt-hours (kWh).
この家電の年間電力量は約500kWhです。
The annual electric energy consumption of this appliance is about 500 kWh.
電力量を計算
To calculate electric energy, multiply power by time.