简单介绍了城市集中供热中除尘脱硫系统的运行原理，主要对布袋除尘器在集中供热中的应用进行了研究，探讨了袋式除尘器的结构类型、设备组成、输灰系统等，指出布袋除尘器运行稳定可靠且费用低，值得推广应用。%This paper brief introduced the operation principle of urban central heating dust removal and desulfurization system,mainly researched the application of bag filter in urban central heating,discussed the structure type,equipment composition,ash conveying system etc. of bag fil-ter,pointed out that the bag filter had stable and reliable operation and low cost,worth popularization and application.
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