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Fans – Lecture 2

Fans – Lecture 2. Fan testing:. Dr. C. L. Jones Biosystems and Ag. Engineering . Axial flow fans. propeller fan. tube-axial fan. vane-axial fan. Dr. C. L. Jones Biosystems and Ag. Engineering . Radial flow fans. centrifugal. Sukup literature. Dr. C. L. Jones

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Fans – Lecture 2

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  1. Fans – Lecture 2 • Fan testing: Dr. C. L. Jones Biosystems and Ag. Engineering

  2. Axial flow fans propeller fan tube-axial fan vane-axial fan Dr. C. L. Jones Biosystems and Ag. Engineering

  3. Radial flow fans centrifugal Sukup literature Dr. C. L. Jones Biosystems and Ag. Engineering

  4. cross-flow (tangential) fans Dr. C. L. Jones Biosystems and Ag. Engineering

  5. mixed-flow tubular cent. fans Dr. C. L. Jones Biosystems and Ag. Engineering

  6. Fan Curves • AMCA Handout Dr. C. L. Jones Biosystems and Ag. Engineering

  7. Total pressure, total efficiency, static efficiency • Total Pressure: eqn. 5.1, pg 127 • Find v: eqn. 5.2 • Conversions: • 1 “H2O = 249 Pa • 1 ft/min = .00508 m/sec • 1 lb/in^3 = 27679.9 kg/m^3 • 1 ft^3/min = .000471947 m^3/sec • 1 HP = 745.7 Watts • Total efficiency eqn. 5.3 • Static efficiency eqn. 5.4 • Assume 1750 rpm • Outlet of 10” x 12” • Q = 12030 cfm • Static pressure = 2” • 50 hp • Density = 3.9E-5 lb/in^3 Dr. C. L. Jones Biosystems and Ag. Engineering

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