What is mwh?
The kilowatt-hour is a unit of energy equal to 3600 kilojoules. One megawatt is equivalent to the energy produced by 10 automobile engines. What is a megawatt-hour (MWh)?. The abbreviation for one megawatt hour is 1 MWh. 1 Megawatt hour (MWh) is equal to 1000 kilowatt hours (kWh). A megawatt-hour (MWh) is a unit of measure of electric energy.