Plugging in to energy savings
Switch on a home air conditioner, a factory pump or just about any electric device and the motor will burn roughly the same amount of current whether the machine is running fast or slow. This inefficiency and waste of energy by motors could soon be eliminated, according to Exxon Corp. Last week the world's largest oil company announced with much fanfare that it has developed a new electric energy technology that could save the U.S. the equivalent of 1 million bbl. of oil a day by 1990.
Exxon has produced a boxlike "alternating current synthesizer" that can be...
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