Power Systems

U.S. reactor back-up batteries weak

Almost all American nuclear power plants have backup batteries that would last only half as long as those at Japan's troubled Fukushima Daiichi plant did after a tsunami knocked out power there, an expert testified at a Senate committee briefing on nuclear safety.

April 12, 2011

Almost all American nuclear power plants have backup batteries that would last only half as long as those at Japan’s troubled Fukushima Daiichi plant did after a tsunami knocked out power there, an expert testified at a Senate committee briefing on nuclear safety.

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