heat rate


Also found in: Acronyms.

heat rate

[′hēt ‚rāt]
(mechanical engineering)
An expression of the conversion efficiency of a thermal power plant or engine, as heat input per unit of work output; for example, Btu/kWh.
References in periodicals archive ?
a wholly owned subsidiary of Larsen and Toubro, was also recognized as an honorable mention in the Heat Rate Leadership and Performance category.
1949-1955: The weighted annual average heat rate for fossil-fueled steam-electric power plants in the United States, as published by EIA in Thermal-Electric Plant Construction Cost and Annual Production Expenses--1981 and Steam-Electric Plant Construction Cost and Annual Production Expenses--1978.
The plant maintains low heat rate at partial loads both by taking advantage of the individual genset's ability to maintain low heat rates at partial load and also by taking individual gensets out of service to maintain individual genset load at full load.
In a recent study entitled Efficient Heat Rate Benchmarks for Coal-Fired Generating Units, B.