The view from inside the bowels of the Kendall Station, which generates both electricity and steam, making it more than 80 percent efficient. The plant opened in 1949 using coal as a fuel but was eventually switched to natural gas for electricity. Combined heat and power systems can be done at a smaller scale, supplying a university campus or industrial facility.
June 21, 2011 4:00 AM PDT
Photo by: GenOn
| Caption by: Martin LaMonica
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