XueLiming1, ZhuLinlong1, WangHaojie1, WangEn1, ZhengZhixue2, GeYinghui1. Evaluation of the effect of water infusion of coal seams based on drifting degree and uncertainty measurement model[J]. Journal of Mining Science and Technology, 2019, 4(1): 41-49.
Citation: XueLiming1, ZhuLinlong1, WangHaojie1, WangEn1, ZhengZhixue2, GeYinghui1. Evaluation of the effect of water infusion of coal seams based on drifting degree and uncertainty measurement model[J]. Journal of Mining Science and Technology, 2019, 4(1): 41-49.

Evaluation of the effect of water infusion of coal seams based on drifting degree and uncertainty measurement model

  • Received Date: 2018-11-26
  • Rev Recd Date: 2018-11-26
  • Publish Date: 2019-02-28
  • Theeffectofwaterinfusionofcoalseamshasadirectinfluenceonthedisasterprevention andmitigationandefficientproductioninmines*Uncertaintymeasurementtheoryintegratedwithcom⁃ binedweightingofdriftingdegreeisappliedtoestablishthedriftingdegree⁃uncertaintymeasurement modelinordertoevaluatetheeffectofwaterinfusionofcoalseamsaccurately*Theuncertaintymeas⁃ urementfunctionofeachindexisestablishedbyusingtheuncertaintymeasurementtheorywhichcan getthematrixofsingleindexmeasurementevaluation*Thentheweightcoefficientsareallocatedbyu⁃ singthedriftingdegreetoobtainamoreaccuratecombinedweight*Finally,onthebasisofcrediblerec⁃ ognitioncriterion,thegradingsoftheeffectoftheprojectswerejudgedwiththeevaluationvectorof multi⁃indexescomprehensivemeasurementevaluation,andtheevaluationresultswererefinedbytheex⁃ pectedvalueandmeasurementofthesample’sgrade*Takingtheengineeringprojectofwaterinfusionofthecoalseamoftheworkingfaceasanexample,theeffectiscomparedwithotherevaluationmethods andtheresultsshowthatthemethodinthispaperismoreconsistentwithpracticalsituation*Thismodel surmountstheinfluenceofsomeuncertaintyinformationsuchastheindexgrade’sintervaldividingand the allocation of weight coefficient on the evaluation*This method provides a new reference for evaluatingtheeffectofwaterinfusionofcoalseams*
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      沈阳化工大学材料科学与工程学院 沈阳 110142

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