Boilers are also classed as natural or forced draft types.
锅炉还可分成自然的或动力的通风类型。
I have started the first forced draft fan. What shall we do next?
我已起动了第一台送风机，下一步我们该干什么呢？
One set of ducts from outlet flange of each forced draft fan to air heaters.
每台送风机的出口发兰到空气加热器的一组管道。
This increases the initial primary air fan size and reduces the forced draft fan sizes.
这会增加一次风机的尺寸而减小从动风扇的尺寸。
The condensate flows to a forced draft cooling tower3 where about 80 % is evaporated, depending on weather conditions.
凝结水流至一强迫通风冷却塔，约80%被蒸发掉，这要取决于天气条件。 好评（0）
The forced draft fans of a certain power station suffered repeated failures because of blade ruptures, seriously disrupting the normal operation of the power station.
某电厂锅炉送风机，多次发生叶片断裂事故，严重影响了电厂生产的正常运行。
The technology for forced draft and dense state ash handling with internal by pass differs from others because the dry ash doesn t need to be transported suspendedly.
经研究，粉煤灰处理由湿式排放处理改为干灰处理，干灰输送系统选用了正压密相仓式气力输送系统。
Analyses the lowest rating hailer efficiency, the area of heat - supply service and the arrangement of forced draft fan and induced draft fan. The suggestions are advanced.
对节能标准中锅炉最低设计效率，最小供热面积和鼓引风机的配置进行了分析，并提出了建议。
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。
Then, through successful application examples of high Voltage frequency converters in forced draft fan and induced draft fan control in thermal power plants, this new technology is prove…
通过高压变频器在火电厂送、引风机等设备改造中的成功应用实例，证明变频调速控制能获得卓越的技术性能和极其显著的经济、社会效益，具有很好的推广应用价值。
A Bellows operated by an assistant or by a foot treadle provided the forced draft for raising the temperature of the fire. Later, a waterwheel or animal power was often used to operate the Bellows.
用手动或脚踏风箱供给强制气流，以提高火焰温度，后来用水轮机或兽力带动风箱。
At the Anyang station, he had been seized by draft agents and forced to become a clerk in the local regiment.
在安阳车站，他被征兵人员抓住了，被迫在当地的一个团里当文书。
The forced-draft fan output of boiler No4 at Huangdao Power Plant can not meet the needs under larger boiler load.
黄岛发电厂4号炉送风机出力不能满足锅炉较大负荷需要。
The forced-draft fan output of boiler No4 at Huangdao Power Plant can not meet the needs under larger boiler load.
黄岛发电厂4号炉送风机出力不能满足锅炉较大负荷需要。
应用推荐