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922 ENGINEERING THERMODYNAMICS

Clausi-Claperyon equation, 353
entropy equations, 344
some general, 341
Thermodynamic systems, 18
— adiabatic system, 19
— closed system, 18
— heterogeneous system, 19
— homogeneous system, 19
— isolated system, 19
— open system, 18
— system, boundary and surroundings, 18
Thermodynamic temperature, 231
Third law of thermodynamics, 265
Throttling process, 162

U

Unsteady flow processes, 210

V

Vander Waal’s equation, 390

Vapour absorption system, 741

Vapour power cycles, 543

W

Work and heat, 46

Z

Zenoth law of thermodynamics, 23