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 ?
MWH is reported by WAM as having developed the first ever sewerage, stormwater and groundwater drainage, and irrigation master plan for Dubai.
Along with its global network of staff, MWH brings capabilities that are new to Stantec, including its Engineering and Technical Services group, which provides water-related design services to key hydro-power, oil and gas, mining and industrial clients.
On both nodes, energy demand remains constant as the premium increases and firms are incentivized to produce RE at maximum capacity (80 MWh) for premium levels larger than $32/MWh and $181/MWh, respectively.
In the period January - end-September 2015, a total of 5.4 million MWh of electricity was produced by hydroelectric power plants in the country, up by 54.5%, according to ESO data.
Roughly 95 percent of the canal is complete, according to MWH, but the new locks are not expected to be operational until the first part of 2016.
MWH Global has some 180 offices in 35 countries with a staff of 7,000.
MWH - who have since sold the site - claimed the changes, which prevented minerals extraction and in-filling on part of the old quarry, should have entitled them to compensation, thought to be worth around pounds 4.2m.
"I am really pleased that Alan has been appointed to this new role to further grow and guide MWH in serving our clients and employees around the world," Uhler said.
The third and final electricity production unit will come into operation by the end of 2010 bringing the plant to full production with a capacity of 850 MWh.
MWH, the wet infrastructure sector leader and global provider of environmental engineering, construction and strategic consulting services, announced a new region to focus on growth opportunities in the Middle East.The Middle East region, formerly part of the MWH Europe, Middle East and Africa area, is a distinct business geography encompassing countries in the Middle East and several countries in the North African Mediterranean rim.MWH appointed Dr.
MWH, which last year opened its first office in the Midlands, on Solihull Business Park, is currently undertaking phase one of the project, with phase two scheduled to begin later this year.
The new centre will service existing customers in the Midlands and be the focus for expansion in the region, MWH said.