draught fan

Repair after discarding of induced draught fan main shaft is introduced in detail.

详细介绍了引风机主轴报废后的修复。

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Prevention and Control of Oil Leak in Bearing Box of Full Diameter Draught Fan

大轴径引风机轴承箱漏油治理研究

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The draught fan is characterized in that the motor shaft fixed with the impeller inducer passes through a plane frame to be fixed with the impeller inducer again.

其特征是同风叶相固定的电机轴穿过平面机座再同风叶相固定；

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For some reason, there is much dust gathered in the air conditioner's input draught, output draught, fan and evaporator during the using of the indoor unit of the split type air conditioner.

分体壁挂式空调室内机在使用过程中，由于种种原因，空调进风口、出风口以及贯流风扇、蒸发器上会聚集较多的灰尘。

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Easily wearing position of draught fan case surface, made from A 3 steel, is forced to take build-up welding process of GTC wear resisting alloy, and the service life of it is increased by a factor of 9.

采用GTC耐磨合金堆焊工艺，表面强化济钢焦化厂A3钢引风机外壳易磨损部位，使用寿命提高8倍以上。

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Application of Fluid Coupling on Forced& Induced Draught Fan for Boiler in Power Plant

液力调速耦合器在电厂锅炉送引风机上的应用

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The Reform of Draught Fan Drive System of Large Cold-Water Tower with AC Frequency Converter

用交流变频调速改造大型凉水塔冷却风机驱动系统

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Noise Controlling in Comprehensive Way for Draught Fan of Four-ton Boiler

四吨锅炉引风机噪声综合治理

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Analysis and Diagnosis of Failure of Sintering Draught Fan

烧结抽风机故障分析与诊断

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The air cooling condenser is provided with a draught fan.

风冷式冷凝器带有风机。

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Design and Practice of the Pole-changing Winding of Two speed Draught Fan Motor

送风机用双速电动机变极绕组方案研究及实践

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The draught fan comprises a two-speed motor of resisting high temperature and high humidity working environment.

它包括一耐高温高湿工作环境的双速电机；

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The typical troubles of forced draught fan and its driving motor are mainly introduced.

重点介绍了送风机和其驱动电机的典型故障及其特征。

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By a large number tests, measure the cleaning characteristic of pepper mixture, including its mechanical characteristic and aerodynamics characteristic, which provide foundation for the study of separating device, the building of materiel virtual model and designing draught fan.

通过大量试验，测定研究了辣椒混合物的分离清选特性，包括它的物理机械特性及空气动力学特性，为辣椒分离装置的研究、物料虚拟模型的建立及风机的设计提供了依据。

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Noise pollution of draught fan and cooling tower is very serious through the investigation and analysis.

本文从对噪声扰民案件入手、分析,发现风机和冷却塔噪声污染最为严重.

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The induced draught fan in pulverizing system is replaced with more suitable type because the old fan has problem of main shaft rupture and shell vibration, short lifetime after long time operation, lower reliability.

考虑到改前风机运行中存在的主轴断裂、机壳振动等实际问题，使用时间较长，剩余寿命较少，可靠性较低；

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The utility model provides a mine draught fan which is provided with a connection box in the internal portion, which belongs to the technical field of ventilating equipment such as mines and tunnels.

本实用新型提供一种内置接线盒的矿井风机，属于矿井、隧道的通风设备技术领域。

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Reason analysis and solution for heat generating from draught fan bearing

引风机轴承发热原因分析及处理方法

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Abrasion problem of centrifugal induced draught fan impeller is put forward.

提出了离心引风机叶轮磨损问题。

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Diagnosing method of forced draught fan trouble is described and application examples are given.

对送风机故障诊断方法作了说明，并给出了应用实例。

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The Elementary Discussion on the Noise Pollution Controlling of Draught Fan and Cooling Tower of the third Industry

第三产业风机、冷却塔噪声污染防治浅谈

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Energy saving and environmental protection equipment, Industrial Air conditioner, Ventilation device, Negative pressure exhaust fan, Draught Fan, Industry Clean Machine;

节能环保设备、制冷设备、工业空调、通风设备、负压式排风扇、风机、工业清洗技术设备等节能减排设备；

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The two-speed motor transformation for energy saving in draught fan No. 1 of furnace No. 5 of Xinxiang heat power station

新乡火电厂~＃5炉~＃1引风机电机双速节电改造

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Surface Forced of Draught Fan Case of Thermal Boiler

济钢焦化厂热力锅炉引风机外壳表面强化

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The advantages of frequency speed control in forced draught fan for boiler in power plant are set forth by examples.

结合实例阐明了电站锅炉送风机采用变频调速的优点。

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