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TheAnalysisofMiningMethodsClassificationandApplicableConditionsinUltrathinCoal

  

  1. (FacultyofMiningEngineering,KunmingMetallurgyCollege,Kunming650033,China)
  • Online:2015-05-05 Published:2015-05-05

Abstract:

Inthispaper,theminingmethodoftheexistingultrathincoalseamisclassifiedbasedonthecurrentsituationanalysisanddevelopmenttrendofdomesticthinseamminingtechnology.Theclassificationincludes4dimensions:stopelayoutform,goaftreatment,miningtechnique,andtheworkersquantityintheworkingface.Thefactorsaffectingultra-thinminingmethodswereanalyzedfromcoalseamconditions,equipmentperformance,productionscale,managementlevel,andsoon.Variouscoaldropmethod,roofmanagementandtheapplicableconditionsoftransportationmethodweregiven.Theselectionofminingmethodforcoalseam thicknessin05m~08m and05m belowwasproposed.

Key words: ultrathincoalseam, coalminingmethod, miningtechnology, unmannedworkingplace

CLC Number: