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 ?
Executive leaders from Stantec and MWH are working together to develop an integration strategy that identifies and leverages the firms' combined strengths.
MWH Global has some 180 offices in 35 countries with a staff of 7,000.
Rhodri Price Lewis QC, for MWH, said: "To require a claimant in these circumstances to have and to prove an intention to excavate and infill land.
The Middle East region is one of four geographic areas in the MWH global footprint, joining the Americas, Asia Pacific and Europe.
MWH is a private, employee-owned firm with more than 6,000 team members worldwide.
MWH is one of the world's largest providers of infrastructure maintenance and design services to the utility sector.
Mr Mills, who joined MWH from British Nuclear Fuels in 2001, added: "My aim for the unit is that it leads the industry in best practice, setting the gold standard for UK project management excellence.