An Energy value represents an amount of energy (or work) in joules,
kilowatt hours etc. It is stored as a number of joules.
Construct an energy value from a number of joules.
Convert an energy value to a number of joules.
Construct an energy value from a number of kilojoules.
Convert an energy value to a number of kilojoules.
Construct an energy value from a number of megajoules.
Convert an energy value to a number of megajoules.
Construct an energy value from a number of kilowatt hours.
Energy.kilowattHours 1
--> Energy.megajoules 3.6Convert an energy value to a number of kilowatt hours.