MEBS7014 Advanced HVAC applications

MEBS7014 Advanced HVAC applications

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Fans and Pumps II

1. Fan Design

2. Fan Performance

3. Fan-duct Systems

4. Duct Construction

5. Air Duct Design

Videos:

AMCA System Effects and Design Fans and Blowers (9:50) https://youtu.be/wQGbVefdHzQ
Ductwork sizing, calculation and design for efficiency - HVAC Basics + full worked example (17:38) https://youtu.be/5y_VBiTiuAY

Fan Selection in HVAC | Fan Selection Calculations (21:22) https://youtu.be/zShKFWLoc4I

Further Reading:

ASHRAE, 2020. ASHRAE Systems and Equipment Handbook 2020, SI edition, Chp. 21 - Fans, American Society of Heating, Refrigerating, and Air-Conditioning Engineers, Atlanta, GA. [HKALL]
CIBSE Journal CPD http://www.cibsejournal.com/cpd/

Module 31: Airflow pressure drop in HVAC ductwork https://www.cibsejournal.com/cpd/modules/2011-08/
Module 33: Designing ducted air system pressure drops for low carbon operation https://www.cibsejournal.com/cpd/modules/2011-10/
Module 34: Matching the fan to the ventilation system https://www.cibsejournal.com/cpd/modules/2011-11/
Module 35: Fans for ducted ventilation systems https://www.cibsejournal.com/cpd/modules/2011-12/
Module 37: The performance of fans in ducted air systems https://www.cibsejournal.com/cpd/modules/2012-02/

FANtastic! A Closer Look At Fan Efficiency Metrics (Trane Engineers Newsletter volume 43 –3) [PDF]

References:

ASHRAE, 2021. ASHRAE Fundamentals Handbook 2021, SI edition, Chp. 21 - Duct Design, American Society of Heating, Refrigerating, and Air-Conditioning Engineers, Atlanta, GA. [HKALL]
Cermak J. & Murphy J., 2011. Select fans using fan total pressure to save energy, ASHRAE Journal, 53 (7) 44-47. https://www.amca.org/assets/resources/public/userfiles/file/cermak_AMCA_web.pdf
Kreider J. F, (ed.), 2001. Handbook of Heating, Ventilation, and Air Conditioning, CRC Press, Boca Raton, FL. [HKALL][ebook via ENGnetBASE]
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. [AV 697 G94][AV 697 G94 CDROM]
Wang, S. K., 2001. Handbook of Air Conditioning and Refrigeration, 2nd ed., Chps. 15 & 17, McGraw-Hill, New York. [697.93 W24 h]

Web Links:

Centrifugal fan http://en.wikipedia.org/wiki/Centrifugal_fan
Plug fans https://www.tcf.com/products/plug/
Sheet Metal and Air Conditioning Contractors' National Association (SMACNA) http://www.smacna.org/

| Created: Nov 2004 | Update: 20 Feb 2023 |