forced fan

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。

Cause analysis of stalling for ASN 1950/ 1000 type axial forced draft fan with moving blade adjustment

ASN1950/1000型动叶调节轴流式送风机失速原因分析

Reasons for power lack of the boiler forced draft fan are analyzed, and reformation method to adopt extended blade at the blade tail and to use triangle plate supporting and to make the other flowing parts unchanged is introduced.

分析了锅炉送风机出力不足的原因，用实例介绍了采用在叶片尾部加长叶片并用三角板支撑，其它通流部件不变来实施改造的方法。

Power-saving Analysis of Applying Variable Frequency Speed Governing in Forced/ Induced Draft Fan and Water Pump of Boiler

锅炉鼓引风机水泵采用变频调速的节电分析

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

The transformer is available as a self-cooled unit, or it can be purchased with additional steps of forced cooling that use fan or fans and oil pumps.

可选用自冷式变压器，也可购买带有风扇或风扇加上油泵这种强迫冷却措施的变压器。

Trouble Diagnosis and Analysis of Forced Draft Fan for Power Station Boiler

电站锅炉送风机多故障特征的诊断与分析

Reason Analyse and Preventive Measures of 1175t/ h Boiler Forced draft Fan Surging

1175t/h锅炉送风机喘振原因分析及预防措施

4A centrifugal fan. The forced vibration of the fan volute and the noise caused by the volute vibration have been measured and analyzed under the different operating conditions.

4A离心风机蜗壳的前几阶自振频率进行了初步的计算和试验验证，并对其在不同运行工况下的受迫振动及噪声状况进行了测量和分析。

Capacity Reducing Modification Scheme for 330 MW Unit Forced Fan Motors and Energy-saving Analysis

330MW机组炉送风机电机降容改造及节能分析

The configuration of fan with flue gas as medium in domestic thermal power unit is introduced, and the development trend of configuration mode of flue gas forced draft fan is analyzed.

介绍了以烟气为工作介质的通风机在国内火电机组中的配置状况，并分析了烟气输送风机配置模式的发展趋势。

The surge alarm of the axial-flow forced fan on Side B of Unit 2 boiler in Zhuhai Power Station is analyzed, and the root cause is deemed to be the blockage of the air heater that increased the resistance in the air duct.

分析珠海发电厂2号炉B侧轴流式送风机发出喘振报警信号的根本原因是暖风器引起风道阻力增加造成堵塞而引起的，处理办法是拆除掉毫无作用的暖风器。

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。

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。

Cold air circulation strongly forced by fan, to enable quick refrigeration effect and uniform temperature.

◎内置风机，强制柜内冷气循环，制冷高效全面。

The operation practice for over two years shows that the boiler thermal efficiency increased by about 5%, the power consumption of forced draft fan and induced draft fan decreased by 7.7%, and the proportion of bituminous coal in mixed coal decreased by about 50%.

两年多的运行实践表明，链条炉的热效率提高约5%，送、引风机的耗电量降低7.7%，烟煤占统煤的比例下降约50%。