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General Conservation Law(s)

General Conservation Law(s). For any property P: mass , energy , entropy , availability … : [CV Accumulation] rate = =[(In-Out) CS + (Production-Destruction) Sys ] rate [ In-Out ] rate = [ Accumulation ] rate = 0 for a steady flow process

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General Conservation Law(s)

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  1. General Conservation Law(s) For any property P:mass,energy,entropy,availability…: [CV Accumulation]rate= =[(In-Out)CS + (Production-Destruction)Sys]rate • [In-Out]rate= • [Accumulation]rate= 0 for a steady flow process • [(Production-Destruction)]rate = 0 for mass and energy • [Production =s] rate  0 for entropy;[Prod.=SF] rate for momentum • [Destruction =I =T0s] rate  0 for availability (exergy) www.ceet.niu.edu/faculty/kostic

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