Wednesday, March 31, 2010

fans

fans
• Use smooth, well-rounded air inlet cones for fan air intakes.
• Avoid poor flow distribution at the fan inlet.
• Minimize fan inlet and outlet obstructions.
• Clean screens, filters, and fan blades regularly.
• Use aerofoil-shaped fan blades.
• Minimize fan speed.
• Use low-slip or flat belts.
• Check belt tension regularly.
• Eliminate variable pitch pulleys.
• Use variable speed drives for large variable fan loads.
• Use energy-efficient motors for continuous or near-continuous operation
• Eliminate leaks in ductwork.
• Minimise bends in ductwork
• Turn fans off when not needed.

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