Specifications, quality assurance, testing procedure, testing rules, sign, packing, transportation, storage and maintenance of the power station axial fans are specified in this standard.
This standard is not only applicable to boiler axial forced draft fan, induced draft fan and primary air fan in the thermal power station, but also axial desulfuration fan in the thermal power station (hereinafter referred to as fan). The working medium temperature, as for the forced draft fan and primary air fan, must not be higher than 70℃ under normal conditions; as for the induced draft fan, must not be higher than 250℃.
The medium delivered by the forced draft fan and primary air fan is the clean air; the medium delivered by the induced draft fan is the flue gas, in which the dust content is≦150mg/m3.
