an engine that converts heat energy into mechanical energy
heat engine in American English
an engine for changing heat into mechanical energy, such as a steam engine or gasoline engine
heat engine in American English
noun
Thermodynamics
a mechanical device designed to transform part of the heat entering it into work
Word origin
[1890–95]This word is first recorded in the period 1890–95. Other words that entered Englishat around the same time include: blip, bootstrap, neoclassicism, phoneme, takedown
Examples of 'heat engine' in a sentence
heat engine
We thus found the analytical expression of the maximum power of an irreversible heat engine.
Christelle Périlhon, Georges Descombes, Michel Feidt, Amin El-Bakkali, Yuxiang Dong 2012, 'Association of Finite-Dimension Thermodynamics and a Bond-Graph Approach for Modelingan Irreversible Heat Engine<em></em>', Entropyhttp://www.mdpi.com/1099-4300/14/7/1234. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
One creates temperature differences that can be harvested by a heat engine.
Peter M. Orem, Frank M. Orem 2017, 'Implementing Demons and Ratchets', Entropyhttp://www.mdpi.com/1099-4300/19/1/34. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The governor actuators in some heat-engine plants have nonlinear valves.
Jie Zhao, Li Wang, Dichen Liu, Jun Wang 2015, 'Piecewise Model and Parameter Obtainment of Governor Actuator in Turbine', Journal of Applied Mathematicshttp://dx.doi.org/10.1155/2015/709272. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
By defining two dimensionless parameters, the intensity of internal dissipation and heat leakage within a heat engine were quantified.
Christelle Périlhon, Georges Descombes, Michel Feidt, Amin El-Bakkali, Yuxiang Dong 2012, 'Association of Finite-Dimension Thermodynamics and a Bond-Graph Approach for Modelingan Irreversible Heat Engine<em></em>', Entropyhttp://www.mdpi.com/1099-4300/14/7/1234. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
In the energy conversion, the heat exchangers transfer the thermal energy to the heat engine, which converts it into power.
Takeshi Yasunaga, Takafumi Noguchi, Takafumi Morisaki, Yasuyuki Ikegami 2018, 'Basic Heat Exchanger Performance Evaluation Method on OTEC', Journal of Marine Science and Engineeringhttp://www.mdpi.com/2077-1312/6/2/32. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Thus, the same coupling can cause opposite effects in the figures of merit of heat engine and refrigerator.
George Thomas, Manik Banik, Sibasish Ghosh 2017, 'Implications of Coupling in Quantum Thermodynamic Machines', Entropyhttps://www.mdpi.com/1099-4300/19/9/442. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)