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Application of PLC in coal powder injection control system of blast furnace

  • 2013-09-17
  • 111.05KB
  • Points it Requires : 1

           Coal injection of blast furnace is an energy-save and consumption-reduction project and a set of reliable automatic control system has an important function on continuous and stable coal injection. The paper introduces how to use a set of low cost SIEMENS PLC S7300 to realize the procedure control, data acquisition, injection adjustment and dust cleaning blowing control system etc of coal injection.Key words: PLC; low cost; coal powder injection automatic control

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