The kilowatt we put is at the beginning that you can't load your machine, but the rest is open to you.

能量装置在开始接入电网时不能加任何负载，但一段时间之后就可以加负载了。

youdao

Or they may increase the efficiency of the grid by consuming off-peak load and pushing more kilowatt-hours over the same infrastructure.

FORBES: On The Verge of Change: A View of Our Future Energy World

Borgiani says that regular washers with a 5-pound load of laundry require 2 kilowatt-hours of electricity and 80 liters to 90 liters of water.

FORBES: Magazine Article

Assuming a 35% load factor, the turbine can produce electricity at 4 to 7 cents a kilowatt-hour.

FORBES: International