lecture5 - 1 Prof.Naik 2010 M I Le k Last Lecture Prof.Naik...

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Unformatted text preview: 1 Prof.Naik 2010 M I Le k Last Lecture Prof.Naik 2010 Some concepts from mechanics Ki ti d t ti l Kinetic and potential energy Work Power Two fundamental energy interactions between thermodynamic system and its surroundings Heat transfe Heat transfer Work 2 This Lecture Moving Boundary Work Prof.Naik 2010 Other Types of Work Thermodynamic Concept of Work Prof.Naik 2010 In thermodynamics, we must satisfy conditions for work interaction between a system and its surroundings interaction between a system and its surroundings If any one of the above is absent, there is no boundary work interaction work interaction 3 Moving Boundary Work Prof.Naik 2010 Expansion or compression inside a piston-cylinder device encountered frequently encountered frequently Actual processes are typically too fast; we consider quasi- equilibrium processes for computation of work Moving Boundary Work (contd.) Prof.Naik 2010 4 Moving Boundary Work (contd.) Prof.Naik 2010 PdV > 0 when dV > 0 i.e. the gas expands PdV > 0 when dV > 0 i....
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This note was uploaded on 02/16/2011 for the course ME 200 taught by Professor Gal during the Fall '08 term at Purdue University-West Lafayette.

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lecture5 - 1 Prof.Naik 2010 M I Le k Last Lecture Prof.Naik...

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