Warren Buffet's Big Battery Play

By Marc Gunther
Published May 26, 2009

Batteries are all about portability

Anonymous, May 26, 2009 - 17:34

For utility applications, there might be a dozen other options to store power.

Uniits of Measure

Anonymous, October 1, 2009 - 06:06

Power is measured in watts.

Energy is measured in watt-hours.

For example, a two megawatt-hour storage system is capable of delivering two megawatts for one hour, or 200 kilowatts for ten hours.

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