Lecture 19 PES Su 2011 annotated

Lecture 19 PES Su 2011 annotated - ME 200: Thermodynamics I...

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Unformatted text preview: ME 200: Thermodynamics I Lecture 19: Yet more 1 st Law analysis for open systems Prof. Sojka Summer 2011 6 July 2011M E 2002 In this Lecture We will perform even more 1 st Law analyses of open systems ME 2003 Heat Transferring Devices Heat transferring devices: recuperators and mixing chambers . 3 ME 200 3 ME 200 6 July 2011 ME 2004 Heat Exchangers A non-contactheat exchanger ( recuperator ) is a passive device used to transfer energy between two fluid streams without mixing . 4 ME 200 6 July 2011 ME 2005 Heat exchanger (shell and tube) Used in power plants, waste heat recovery in chemical/food processing, 5 ME 200 5 ME 200 6 July 2011 ME 2006 Heat Exchangers A mixer is a passive device designed to transfer energy between two fluid streams when they do come into contact . 6 ME 200 6 July 2011 ME 2007 Heat Exchangers Depends on the choice of the system, and the problem statement. Any rotating shafts, electricity, or moving boundaries? No! W = 0. The ke is often small compared to the h, so ke 0. No appreciable elevation change, so...
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This note was uploaded on 09/26/2011 for the course ME 200 taught by Professor Gal during the Summer '08 term at Purdue University-West Lafayette.

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Lecture 19 PES Su 2011 annotated - ME 200: Thermodynamics I...

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