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1、The rapid development of industrial production, progress in the promotion of social productive forces, but also inevitably bring about the pollution of the atmospheric environment. On the other hand, the masses on environmental quality requirements are increasing. U.S. Environmental Protection Agency and the European Union have issued new air quality standards, China has introduced more stringent environmental standards, which the performance of dust removal equipment, a higher demand. Bag filter dust is recognized as efficient, adaptable to the new dust removal equipment. However, domestic bag dust is not very thorough, some of the more advanced technology mainly relies on imports.

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3、This thesis is based filtering mechanism, the working principle of the bag filter were discussed. In summing up the various types of bag filter design method based on the summed up more scientific, universal design process. Paper collection, collation of large amounts of data for the main components of the selection filter to provide some reference.

4、 Keywords: bag filter, the choice of design parameters, design method.

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