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Articles by Oleg Cthetchel |
41. Ventilator, Fan and Blowers
February 05, 2013
In axial flow fan the air must blow in line with the axis of rotation and there must be blades with space between them. With few exceptions, the axial blower or fan must not have a lot of back pressure and will work a lot better if the blade is shrouded. One obvious exception is the turbine compre...
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42. Centrifugal Fans and Axial Fans by Northern Industrial Blower
February 04, 2013
Backward Inclined Fans – Simple flat blades, but backwardly inclined to match the velocity pattern of the air passing through the fan wheel, which results in high-efficiency operation. These fans are typically used in high-volume, relatively low-pressure, clean air applications.
Airfoil Cent...
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43. Centrifugal Blowers by Northern Industrial Blower
February 04, 2013
A centrifugal fan is a blower designed to move air or gases in a confined area. The centrifugal blower has a number of blades mounted around the hub, which turns on a shaft that passes through the housing. The gas enters the side of the fan wheel and by use of centrifugal force (hence the name) acce...
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44. Industrial Blowers and Fans by NIS-CO Fan Co
February 02, 2013
Industrial ventilators are classified into propeller, tube axial and vane axial styles, and each type has different characteristics. Propeller fans consist of only a motor and propeller and therefore are the simplest. Tube axial are similar to propellers but has a venturi around the propeller to red...
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45. Axial vs. Centrifugal Fan
February 01, 2013
A variable pitch balde in axial fan blower is used where precise control of static pressure within supply ducts is required. The fan wheel will spin at a constant RPM . The blades follow the control pitch hub. As the hub moves toward the rotor the blades increase their angle of attack and an increas...
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46. FRP Axial Fans and Ventilators by Northern Industrial
January 31, 2013
Northern Industrial fans are the finest quality blowers available for efficient movement of corrosive, humid, or polluted air, gases, and fumes. These fire-retardant and corrosion-resistant plastic fans are specially designed and especially suited for hostile applications where coated metal blowers ...
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47. Chicago Blower Radial Fans
April 20, 2012
Chicago Blower Radial Fans (industrial radial blade blowers) are supplied in welded heavy gauge steel construction to prevent flexing at high pressure. Radial Fans are available in direct drive arrangements 4/4V/4H/7/8 and belt drive arrangements 1/3/9/9S/9T.9H. CBC radial fans can be in single widt...
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48. Airfoil Centrifugal Fans Supplied by Chicago Blower
April 20, 2012
Supply air or clean exhaust application is ideal for Chicago Blower Canada SQA airfoil fans. For dirty air or dusty air, the Chicago Blower SQB version with backward inclined blades is recommended. The SQA is also suited for high temperature gases handling as well as for air conveying applications. ...
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49. Chicago Blower Backward Inclined Fans
April 19, 2012
Chicago Blower Canada SQB Type "B" wheel has backward inclined blades designed to handle corrosive or dusty airstreams. Typical applications include: oven circulating, dust collector exhaust fans, fume exhausters and emissions control systems. Since the blades are solid steel, the "B" wheel is ideal...
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50. Centrifugal Fans by Chicago Blower Canada
April 18, 2012
Chicago Blower Canada is a leading supplier of industrial and commercial fans, ventilators, blowers and accessories for various air-moving applications.
Chicago Blower offers a complete line of centrifugal fan equipment, from small Baby Vent Sets capable of moving a few cubic feet per minute...
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