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      The 2.0mt/a dry coal preparation plant of Huolinhe open pit coal industry was completed and put into operation in December 2018. The full size dry separation process is adopted. The block raw coal enters the IDS intelligent dry separation system and the final raw coal enters the ZM mineral efficient separation system, so as to separate all dirty and miscellaneous coal under the pit, eliminate the spontaneous combustion of dirty and miscellaneous coal and reduce the pressure of environmental protection in the mining area, Resource recovery and comprehensive utilization are realized. It has won the 9th Green Manufacturing Science and Technology Progress Award in November 2019.


      ITEM

      yield Wt%

      ASH Ad%

      Qnet,ar,Kcal/kg   NET CALORIFIC VALUE Qnet,ar,Kcal/kg

      RAW COAL

      100

      51.21

      1980

      CLEAN COAL

      56.00

      29.68

      3141

      REJECT

      44.00

      78.61

      502

      NATIONAL POWER INVESTMENT HUOLINHE OPEN PIT COAL INDUSTRY CO., LTD

      TIME: 2022-03-07
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