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watt-hour
(redirected from Megawatt hour)

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watt-hour
The power utilization for one hour measured in watts. Abbreviated "Wh," it is widely used to rate how long it takes for a battery to discharge. For smaller batteries, a milliwatt-hour (mWh) rating is used. For example, a 500 mWh battery means it will release 500 watts at a specific voltage for one hour before it is discharged. See ampere-hour and watt.
watt-hour [′wät ¦au̇r]
(electricity)
A unit of energy used in electrical measurements, equal to the energy converted or consumed at a rate of 1 watt during a period of 1 hour, or to 3600 joules. Abbreviated Wh.
watt-hour
A unit of work equal to 3,600 joules; equivalent to the power of 1 watt operating for a period of 1 hour.
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By 2017 the supply shortage is predicted to reach 3,000 megawatt hours per year - equivalent to the whole of Nottingham being without electricity for a day.
DARK AGES 2017; Warning that power cuts may hit 16 million homes by The Mirror (London, England)
But the extra section suggests that there will be a shortfall by 2017, when the "energy unserved" level is predicted to reach 3,000 megawatt hours per year - equivalent to the whole of the Nottingham being without electricity for a day.
Power cuts expected by Huddersfield Daily Examiner (Huddersfield, England)
If demand is anticipated to push prices past $90 dollars per megawatt hour in the summer or $80 dollars per megawatt hour in all other months, participants in the Demand Response program are asked to reduce their load on the system by shutting down certain processes.
Industry helping to reduce drain on power by Stewart, Nick / Northern Ontario Business
 
 
 
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