MEBS7014 Advanced HVAC applications

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Fluid Network Analysis I

Course Background

1.  Fluid Properties

2.  Fluid Dynamics

3.  Basic Flow Processes

4.  Flow Analysis

[Download PowerPoint file]

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Videos:

• Understanding Laminar and Turbulent Flow (14:58) https://youtu.be/9A-uUG0WR0w
  
• Understanding Bernoulli's Equation (13:43) https://youtu.be/DW4rItB20h4
  
• Flow past cylinder: Karman vortex Street - experimental (0:10) http://youtu.be/CB2aWiesq0g
  
• Experimental flow separation (0:37) http://youtu.be/Vjk9Ux2COx0
  
• Cavitation - Easily explained! (10:11) https://youtu.be/U-uUYCFDTrc
  
• What is Valve Cavitation? (Animation) (5:56) https://youtu.be/ZlrFMmGs_NI

Further Reading:

• ASHRAE, 2021. ASHRAE Handbook Fundamentals 2021, Chp. 3 - Fluid Flow, American Society of Heating, Refrigerating and Air-Conditioning Engineers Inc., Atlanta, GA. [HKALL]
• Darcy-Weisbach equation - Wikipedia https://en.wikipedia.org/wiki/Darcy%E2%80%93Weisbach_equation
  
• Engineering ToolBox:
  
• Moody Diagram https://www.engineeringtoolbox.com/moody-diagram-d_618.html
  
• Colebrook Equation https://www.engineeringtoolbox.com/colebrook-equation-d_1031.html
  

References:

• ASHRAE, 2021. ASHRAE Fundamentals Handbook 2021, SI edition, American Society of Heating, Refrigerating, and Air-Conditioning Engineers, Atlanta, GA. [HKALL]
• ASHRAE, 2020. ASHRAE HVAC Systems and Equipment Handbook 2020, SI edition, American Society of Heating, Refrigerating, and Air-Conditioning Engineers, Atlanta, GA. [HKALL]
  
• Wang, S. K., 2001. Handbook of Air Conditioning and Refrigeration, 2nd ed., McGraw-Hill, New York. [697.93 W24 h]

Web Links:

• Newtonian Fluid - Wikipedia http://en.wikipedia.org/wiki/Newtonian_fluid
  
• Thermophysical Properties of Fluid Systems https://webbook.nist.gov/chemistry/fluid/
  
• Bernoulli's principle - Wikipedia http://en.wikipedia.org/wiki/Bernoulli's_principle
  
• Cavitation - Wikipedia http://en.wikipedia.org/wiki/Cavitation
  
• Why Cavitation Occurs & Ways to Treat it https://www.pumpsandsystems.com/why-cavitation-occurs-ways-treat-it
  
• Darcy–Weisbach equation - Wikipedia https://en.wikipedia.org/wiki/Darcy%E2%80%93Weisbach_equation
  
• Darcy-Weisbach Pipe Friction Loss Calculator https://www.lmnoeng.com/darcy.php
  

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| Created: Nov 2004 | Update: 21 Jan 2023 |