At present, the common cleaning methods for bag filters are: 1. Gas cleaning: Gas cleaning is by means of high pressure gas or external atmospheric backflushing filter bag to remove the dust on the filter bag. Gas cleaning includes pulsed spray cleaning, reverse blow cleaning and back suction cleaning. 2, mechanical rapping and cleaning: divided into the top rapping and the middle rapping and cleaning (both for the filter bag), is to use the mechanical rapping device to periodically vibrate the various filter bags to remove the filter The ash on the bag. 3, manual tapping: is to manually beat each filter bag to remove the accumulation of ash on the filter bag. The structure of the bag filter is: 1. According to the shape of the filter bag: flat bag (trapezoidal and flat) and round bag (cylindrical). 2, according to the way of entering and exiting the wind: the wind on the lower wind and the wind on the upper wind and direct current (only limited to flat plate). 3, according to the bag filtration method is divided into: external filter and internal filter. The fiber for the filter material has cotton fiber, wool fiber, synthetic fiber and glass fiber, and the filter material woven by different fibers has different properties. Commonly used filter materials are 208 or 901 polyester flannel, the use temperature is generally not more than 120 ° C, the glass fiber filter bag treated by silicon germanium resin, the use temperature is generally not more than 250 ° C, cotton wool fabric is generally suitable for non-corrosive; temperature in Dust-containing gas below 80-90 °C. Concerned about surprises Label: Common cleaning method for bag filter Previous: Heat pump suction stroke too much reason Next: Roots blower inspection and maintenance operations ZHEJIANG KINGSIR VALVE CO., LTD. , https://www.kingsir-valve.com