Lecture17_Fans_1

Lecture17_Fans_1 - Fans Part 1 Reading: Chapter 5 in...

Info iconThis preview shows pages 1–7. Sign up to view the full content.

View Full Document Right Arrow Icon
BAE2023 Spring 2009 1 Dr. C. L. Jones Biosystems and Ag. Engineering Fans Part 1 Reading: Chapter 5 in Henderson/Perry Greenheck Product Application Guide Dwyer Manometer Guide AMCA Fan Curve Guide
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
BAE2023 Spring 2009 2 Dr. C. L. Jones Biosystems and Ag. Engineering Pumps, Fans, Compressors-- Turbomachines Turbomachines: change energy level of flowing fluid by means of momentum exchange Wide spread in ALL industries Power units: cars/trucks, tractors Computers Grain elevators Oilfield Medical facilities Food processing And…….
Background image of page 2
BAE2023 Spring 2009 3 Dr. C. L. Jones Biosystems and Ag. Engineering Pumps, Fans, Compressors— Turbomachines (Review) Differences between pumps, fans, compressors Pumps: move liquids Fans: move gases with little increase in pressure Compressors: move gases with greater increase in pressure
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
BAE2023 Spring 2009 4 Dr. C. L. Jones Biosystems and Ag. Engineering Fan Standards ASHRAE : A merican S ociety of H eating, R efrigeration, and A ir conditioning E ngineering…research and standards AMCA : A ir M ovement and C ontrol A ssociation…standards
Background image of page 4
BAE2023 Spring 2009 5 Dr. C. L. Jones Biosystems and Ag. Engineering Fan Operation Fans cause pressure increase by: Centrifugal force created by rotation of the column of air trapped between two blades Kinetic energy is supplied to the air through the impeller Total pressure = velocity head + static pressure
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
6 Dr. C. L. Jones Biosystems and Ag. Engineering Selection Considerations Quantity of air to be moved per unit time Estimated system resistance and
Background image of page 6
Image of page 7
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/07/2011 for the course ENGLISH 1303 taught by Professor May during the Spring '10 term at HKU.

Page1 / 24

Lecture17_Fans_1 - Fans Part 1 Reading: Chapter 5 in...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online