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thermal efficiency

noun, Thermodynamics
1.
the ratio of the work output of a heat engine to the heat input expressed in the same units of energy.
Origin
1905-1910
1905-10
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for thermal efficiency
  • Higher thermal efficiency due to cold air will offset cost of air cooling.
  • Due to the higher operating temperature it had a higher thermal efficiency.
  • The obvious one is the improvements in the actual thermal efficiency of engines and manufacturing processes.
  • Engineers focused on increasing thermal efficiency and reducing friction, especially when the engine is warming up.
  • The weakness of internal combustion is low thermal efficiency.
  • Brake thermal efficiency map of the hydrogen direct injection engine.
British Dictionary definitions for thermal efficiency

thermal efficiency

noun
1.
the ratio of the work done by a heat engine to the energy supplied to it Compare efficiency
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Contemporary definitions for thermal efficiency
noun

in thermodynamics, the amount of work done by a heat engine divided by the thermal energy required to drive it; also, the ratio of the work done an engine to the work due to the heat supplied to it

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Difficulty index for thermal efficiency

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Word Value for thermal

12
13
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