2017年1月16日星期一
Xianrun Blower High Pressure Centrifugal Fan Casing
Xianrun Blower High Pressure Centrifugal Fan Casing, for any needs, contact www.lxrfan.com, xrblower@gmail.com
2017年1月11日星期三
Abandoned Power Plant Becoming Science Fiction Movies Location by Xianrun Blower
Abandoned Power Plant Becoming Science Fiction Movies Location by Xianrun Blower
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Custom Heavy Duty Industry Fans for Power Plant |
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Custom Heavy Duty Industry Fans for Power Plant |
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High Capacity Double Suction Fans for Power Plant |
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High Capacity Double Suction Fans for Power Plant |
2017年1月8日星期日
Abandoned Power Plant Becoming Science Fiction Movies Location by Xianrun Blower
Abandoned Power Plant Becoming Science Fiction Movies Location by Xianrun Blower
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New Design FD Fans for Boilers |
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New Design FD Fans for Boilers |
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High Capacity Double Suction Fans for Power Plant |
2017年1月4日星期三
Xianrun Blower Cement Kiln High Temperature Centrifugal Fan
Xianrun Blower Cement Kiln High Temperature Centrifugal Fan
The Reason of Centrifugal Fan Impeller Ash Deposition
The main reason of the centrifugal fan impeller ash deposition is that, when the waste exhaust flow through the impeller, a large number of fine dust particles collide with impeller non-working surface and blade trailing edge near the working face in impeller, then deposite in the centrifugal fan impeller; what's more, dust particles are more sticky under high temperature, so the deposition chance increase.
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High Temperature Fan for Cement Rotary Kilns |
Thus, the waste exhaust gas temperature and airflow speed play an important role in the ash deposition process, when the exhaust temperature of the cement kiln preheater reach over 300 centigrade degrees, then high temperature centrifugal fan will begin to happen dust deposition and crust frequently.
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High Temperature Fan for Cement Rotary Kilns |
2016年12月19日星期一
Large Centrifugal Fans Functions in Power Plant Boilers by Xianrun Blower
Large Centrifugal Fans Functions in Power Plant Boilers by Xianrun Blower
5. Seal Fan: The air is from cold primary air, the seal fan sending to coal machinery and coal mill; as for the coal mill, the sealing air is used in grinding roller, roller bowl mill, spring loaded and other parts.
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New Design FD Fans for Boilers |
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Stainless Steel Material High Corrosive Fan |
2016年12月15日星期四
Six Large Centrifugal Fans Functions in Power Plant Boilers by Xianrun Blower
Six Large Centrifugal Fans Functions in Power Plant Boilers by Xianrun Blower
3. ID Fan: ID fan exhausts smoke from boilers, to maintain the boilers negative pressure. The smoke go through the air preheater, after dust collecting, then enter into gas desulfurization system or chimney by ID Fan.
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New Design FD Fans for Boilers |
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High Pressure Blowers for Smelting Furnace |
2016年12月14日星期三
Six Large Centrifugal Fans Functions in Power Plant Boilers by Xianrun Blower
Six Large Centrifugal Fans Functions in Power Plant Boilers by Xianrun Blower
1. FD Fan: FD fan supply secondary air, through air preheater, one part air as surrounding air, filling air and so on, which have effect on fuel nozzle flame, and at the same time, cool fuel nozzle.The other part air supply oxygen for boiler combustion, and also supply SOFA and COFA, to adjust the boiler combustion. SOFA is separation over fire air, this is the technology to lower nitrogen oxide during the power plant boilers combustion; COFA is compact over fire air.
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New Design FD Fans for Boilers |
2. Primary Air Fan: Take medium speed mill, direct-firing pulverizing system as example, the primary air fan provides primary air, one part go through the air preheater, as hot primary air, the other part air do not go through the air preheater, as cold primary air.
Hot primary air go through the speed mill, drying and bring the pulverized coal into boiler combustor. The hot primary air mix with cold primary air in the entrance of speed mill, adjust the temperature; ventilate the speed mill.
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Coupling Driving FD Fan with High CFM |
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