Word: kilowatt
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Dates: during 1990-1999
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...federal water surges toward their fields, the farmers generate hydroelectric power with it, which they then sell at market rates and pocket the profit. In Washington State, farmers in the Columbia Basin have built seven such plants, which now generate about 500 million kilowatt-hours of electricity annually, enough to supply power to 50,000 American homes for a year. The electricity is sold to the cities of Seattle and Tacoma and so far has produced nearly $10 million in income since the first plant went on line...
Today's fuel cells can not compete on a price basis with mass-produced internal combustion engines. The usual indicator of measuring the cost-efficiency of an engine is the amount of money required to build one that puts out a kilowatt of power (about 1.3 horsepower...
...that scale, an internal combustion engine is about $50 per kilowatt. In comparison, a proton-exchange-membrane (PEM) fuel cell--the ideal fuel cell for vehicles--costs up to $10,000 per kilowatt, according to Maru...
...have to ramp up the energy in terms of getting high enough output," Derby said. Arthur D. Little's test run in October produced a kilowatt of power--but the fuel cell will have to put out at least 50 kilowatts to power...
That adds up to over 225 million kilowatt-hoursof electricity, over one billion pounds of steam,and 45 million ton-hours of refrigeration eachyear...