watt-hour

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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.

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.
References in periodicals archive ?
A filing earlier this year by the Texas Industrial Energy Consumers suggested that if the $9,000 per megawatt-hour cap had been in place during the blazingly hot summer of 2011, the total cost to Texas electricity users would have amounted to more than $13 billion.
2] per megawatt-hour and per unit of thermal energy, but it must turn in allowances for every ton of carbon dioxide actually emitted in the prior year.
A megawatt-hour is about the amount of power used by 1,000 households averaged over an hour.
Electricity prices in California's flawed market averaged more than $350 per megawatt-hour and soared to as much as $1,900 during peak demand periods.
2 million megawatt-hours (Mwh) of electricity and 76.
EaglePicher launched a 2 megawatt-hour demonstrator model in 2012 at its Crossroads plant in Joplin.
Data Summary: Four Rounds of Power Purchases Small Commercial Residential and Industrial Customers Customers Round 1 (July 2007) Retail price per megawatt-hour $101.
Beginning June 1, 2006, the composite rate was 33 cents per megawatt-hour (MWh); beginning Jan.
Existing nuclear power plants produce power on average at $17 per megawatt-hour, the lowest of any electricity source with the exception of hydroelectric power projects.
Data in the GATS include megawatt-hours produced, emissions data, fuel source, location, state program qualification and ownership of attributes for each megawatt-hour tracked.
15 pounds of NOx emissions per megawatt-hour of a Capstone C60 operating at full output measured in this test report: www.