MEBS6008 Environmental Services II

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Fluid Network Analysis II

1.  Pipe Systems and Design

• HVAC piping systems & pipe networks
• Basic equations
• Design issues

2.  Pipe Network Analysis

• Basic principles & process
• Network elements & equations
• Methods to solve network equations
• Computer implementation & example

3.  Water Systems in HVAC

• System types & components
• Design issues & principles
• Practical design process

[Download PowerPoint file]

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Video Presentation:

• Pipe network analysis in Excel using Hardy cross method (English) (19:21) https://www.youtube.com/watch?v=M8f1FNgeq7o
• Excel file to use the Hardy cross method to solve a pipeline network
• CE234--Lecture9--Pipe Networks (23:50) https://www.youtube.com/watch?v=UEiOw1tWmJw
  
• Mod-8 Lec-4 Pipe Network Analysis (1:06:55) https://www.youtube.com/watch?v=sCqX1SJxTJg
  

References:

• ASHRAE, 2013. ASHRAE Handbook Fundamentals 2013, Chp. 22 - Pipe Sizing, American Society of Heating, Refrigerating and Air-Conditioning Engineers Inc., Atlanta, GA. [ASHRAE catalog via Techstreet][ebook via Knovel]
• Hegberg, R. A., 1999. Fundamentals of Water System Design, Chp. 1 & 2, American Society of Heating, Refrigerating and Air-Conditioning Engineers Inc., Atlanta, GA. [697 H46]
• Larock, B. E., Jeppson, R. W. and Watters, G. Z., 2000. Hydraulics of Pipeline Systems, Chp. 4, CRC Press, Boca Raton, FL. [621.8672 L328 h](ebook available)
  
• Pennycook, K., Churcher, D. and Bleicher, D., 2007. A Guide to HVAC Building Services Calculations, 2nd ed., Building Services Research and Information Association, Bracknell, Berkshire, England, pp. 81-95. [AV 697 G94][AV 697 G94  CDROM] [PDF]
  
• Example: Analysis of Complex Pipe Networks with Multiple Loops and Inlets and Outlets [PDF]
  

Web Links:

• Darcy-Weisbach equation - Wikipedia http://en.wikipedia.org/wiki/Darcy%E2%80%93Weisbach_equation
• Hazen-Williams equation - Wikipedia http://en.wikipedia.org/wiki/Hazen%E2%80%93Williams_equation
  
• Hardy Cross method - Wikipedia http://en.wikipedia.org/wiki/Hardy_Cross_method
• Piping System [VirtualCity - University of Oklahoma]
• Pipe network analysis - Wikipedia http://en.wikipedia.org/wiki/Pipe_network_analysis
• EPANET 2.0 (hydraulic and water quality behavior of water distribution piping systems) [US-EPA]
• District Cooling System at the Kai Tak Development (Legislative Council Panel on Environmental Affairs, 28 Jun 2010) [PDF]
  

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| Created: Nov 2004 | Update: 27 Jan 2015 | By: cmhui@hku.hk |