2012年2月10日星期五

Make-Up Air Fan 10

CB Blower PT Air Make-Up System has the benefits that follow over coventional make-up air units: * Offers savings in wind turbine and operating costs; * Provides draft-free and uniform air distribution from along tube other than blasting air originating from a single source outlet; * Uses less energy because of lower horsepower for the same supplied air volume and due to friction decrease in blowing air through a heat transfer experience completely eliminated; * Easier and cheaper to setup, as PT Fan method is relatively light in weight ans the polyethylene tubing is usually installed in half time normally essential conventional ventilation ducts; * Eliminates coil freeze-up problems typical for AHU with heating warm water and steam heat exchangers; * Reclaims overhead heat wasted in many buildings - through mixing of outside air with inside hot air; * Very quiet, normally within 20 Fan Sones; * Flexible in capacity, which happens to be achieved by running the perfect required group of PT units in line with the temperature inside the building; * Gives a more leisurely eworking environment by maintaining gentle fresh air and uniform temperature distribution. CB Blower Co. has created a PT Power Tube Make-Up Air System Body quite economical alternatives for larger industrial plants ventilation air create systems. PT Air Make-Up fan method is a brand new ventilation concept. It utilizes some aerodynamic principles for supplying, tempering and distributing make-up air within a building in cold temperatures. There is more efficiency, economy and comfort than most conventional make-up air units. When exhaust fans are utilized to provide ventilation, both for industrial and process exhaust and personnel comfort, a negative air pressure is established throughout the building. This negative pressure causes several problems: - Process exhaust systems are less efficient and can even not work correctly. - Down flow could happen through gravity vents and produce the back venting of products of combustion from flues and stacks of heaters and process equipment. - Drafts are designed which are a dsicomfort to employees. Safe operating of outside doors may even be impaired. Our Power Tube Fan Make-Up Air System solves every one of these problems economically, even on your coldest winter day. PT Fan System consists of a specially engineered air supply fan, a wall housing along with motorized air inlet damper. A protracted polyethylene tubing is attached to the unit and extends horizontally inside building supported from wire. These have precision holes punched on both sides at specific intervals along its length and also has an opposed end closed off. Each fan housing assembly is mounted while in the outside wall opening or connected to a roof air supply fan. During the cold seasons, conventional make-up air systems have to heat the cold outside air in advance of introduction straight into the building. It is deemed an expensive process throughout equipment and continuing energy cost. The vitality Tube Fam Make-Up Air Technique are a simplier system that employs waste3d building heat and basic earodynamic principles for supplying, tempering and distributing make-up air. And that makes it less costly than conventional make-up air systems to acquire, to add also to operate. When make-up air it takes, the motorized inlet shutter opens, the availability fan activates and supplied fresh outside air inflating the tube as for the full length. The discharges out of your punched holes on the tube located overhead as small high velocity jets which create turbulent mixing aided by the warmer inside air. Because of this the outer air is effectively tempered before it reaches the worker level, resulting in a uniform draft free constitute air system. Normally several PT Fan systems are important for the building, to suit one's size of house, availablility of make-up air required, sized PT Fan models selected. Additional heating, when necessary, may just be furnished from conventional type space unit heaters positioned close distributing PT tubes. Power Tube Make-Up Air Fans can be bought in Sizes 18 to 48 for for air flows roughly 40,000 CFM. PT Power Tube Make-Up Air System tube is made from thick woven high density polyethylene fiber(8 x 8) laminated with poly coating towards a thickness of 6 Mils. It's always 3.8 oz. per square yeard material. Burst strength is 118 Lbs per sq . inch. Martial arts is flame retardant and complied with NFPA Standard 701. Tubes consist of two colors: blue and white. One end on the polyethylen tube is factory dealed. Sufficient make-up air will be presented to balance exhaust from general ventilation and process ventilation. Usually several Power Tube Fans will probably be required, located to distribute air during the entire plant. If additional tempering of make-up air in specific plant areas is needed, unit heaters can be added. More information is available at the CB Blower company site http://www.cbblower.com/coolair.html. Oleg Tchetchel Air Systems Engineer CB Blower Co. http://www.cbblower.com/fanblower.html http://www.cbblower.com/ilg.html Related Articles - ventilator, fan, blower, roof, wall, propeller, PT, heat, Coolair, American, Power, Tube, Make-Up, air, system, industrial, ventilation, ventilating, jet, mixing, hot, NYB, Email this content for a Friend! Receive Articles just like it direct for your email box!Subscribe absolutely free today!

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