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采用ＬＴＨＦ１４４－５１０型机械回转反吹袋式除尘器，代替原有设备，对薛城焦化厂备煤车间的除尘系统进行更新改造，经过１年多的实际运行，粉尘排放浓度为３７．６ｍｇ／ｍ３，车间岗位粉尘浓度１．９～２．３ｍｇ／ｍ３，分别比国家排放标准降低了６２．４ｍｇ／ｍ３和８．１～７．７ｍｇ／ｍ３。
The use of LTHF144-510 mechanical rotary backflush bag filter, instead of the original equipment, Xuecheng coking plant coal preparation plant dust removal system renovation, after more than a year of actual operation, the dust emission concentration of 37.6mg / m3, dust concentration of workshop post 1.9 ~ 2.3mg / m3, respectively, lower than the national emission standards 62.4mg / m3 and 8.1 ~ 7.7mg / m3.