Thermodynamic efficiency

Thermodynamic efficiency (e) is defined as:

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e equiv rac{W}{Q}

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where

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W is the absolute value of the work done in one thermodynamic cycle.

Related Topics:
Absolute value - Work - Thermodynamic cycle

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Q is the absolute value of the change in heat done in one cycle.

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For heat engines, Sadi Carnot derived efficiency as a function of the temperature of its hot and cold reservoirs:

Related Topics:
Heat engines - Sadi Carnot - Efficiency

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e equiv rac{T_H - T_C}{T_H}

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