LECTURE
17
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Derivation
of Availability Balance for Closed System
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Energy
Balance
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Entropy
Balance
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Combining the energy and entropy balance equations and rearranging terms
where |
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Availability Balance |
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Availability
Transfer Accompanying Heat
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Availability
Transfer Accompanying Work
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Irreversibility
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Availability
Rate Balance |
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,
and 
is
the temperature on the boundary. 
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Time
Rate of Availability Transfer Accompanying Flow Work
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Time
Rate of Availability Transfer Accompanying Mass Flow
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Time
Rate of Availability Transfer Accompanying Mass Flow and Flow Work
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| Specific Flow Availability | |
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| Steady-Flow Process | |
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| Single Inlet and Single Exit | |
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where
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