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吕家坨矿洗煤厂块煤重介系统比重自动测控装置采用双管压差式比重自动调节系统。其工作原理为:双管直接插入重介分选机内,并通入0.8—1.0公斤/厘米~2压缩空气作为工作气压,两个电极插入指示
Lujiatu Coal Washery coal lump Dense Medium System gravity automatic measurement and control devices using double pipe differential pressure proportional automatic adjustment system. Its working principle is: double pipe directly into the HM separator, and access to 0.8-1.0 kg / cm 2 compressed air as the working pressure, the two electrodes inserted instructions