锅炉引风机是依靠电动机输入的机械能，提高气体压力并排送气体的机械，它是一种从动的流体机械。
介绍了电厂锅炉引风机承力侧轴颈的磨损和修复情况。
Abrasion and repair condition of axle neck of induced draft fan for boiler in power plant is introduced.
针对进口电站锅炉引风机所存在的问题，提出了合理改造的方案。
Against existing problem of imported boiler induced draft fan in power station, the plan of reasonable reformation is put forward.
随着国内燃煤发电厂容量的日趋大型化，锅炉引风机的容量也随之增大。
With the increasing capacity of the domestic coal-fired large-scale power plants, boiler draft fan capacity increases.
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