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fan efficiency

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fan efficiency [′fan i‚fish·ən·sē]
(mechanical engineering)
The ratio obtained by dividing a fan's useful power output by the power input (the power supplied to the fan shaft); it is expressed as a percentage.
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6) The total fan efficiency is the ratio of the total fan power output to the shaft power input.
Aerodynamic performance and system effects of propeller fans (RP-1223) by Young, M.N.; Darvennes, C.; Idem, S. / HVAC & R Research
Total fan efficiency will be a minimum 77% including motor efficiency.
The development of standardized whole-building simulation assumptions ... by Stocki, Michael; Curcija, D. Charlie; Bhandari, Mahabir S. / ASHRAE Transactions
The real-time thermal sensor also helps improves fan efficiency for an average 20 percent improvement in idle acoustics.
New High-Performance Dell Desktops, Workstations Deliver Benefits Via ... by Business Wire
 
 
 
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