遠程采動煤巖體變形與卸壓瓦斯流動氣固耦合動力學(xué)模型及其應(yīng)用研究

遠程采動煤巖體變形與卸壓瓦斯流動氣固耦合動力學(xué)模型及其應(yīng)用研究一、本文概述Overviewofthisarticle本文旨在探討遠程采動煤巖體變形與卸壓瓦斯流動氣固耦合動力學(xué)模型及其應(yīng)用研究。通過深入分析煤巖體在遠程采動過程中的變形特性，以及卸壓瓦斯流動的動力學(xué)行為，建立相應(yīng)的氣固耦合動力學(xué)模型，揭示煤巖體變形與瓦斯流動之間的相互作用機理。在此基礎(chǔ)上，研究該模型在煤礦安全生產(chǎn)、瓦斯抽采和資源利用等方面的應(yīng)用，為煤礦的高效、安全開采提供理論支持和技術(shù)指導(dǎo)。Thisarticleaimstoexplorethegassolidcouplingdynamicmodelanditsapplicationresearchonthedeformationandpressurereliefgasflowofcoalandrockmassinremotemining.Bydeeplyanalyzingthedeformationcharacteristicsofcoalrockmassduringremoteminingandthedynamicbehaviorofgasflowduringpressurerelief,acorrespondinggas-solidcouplingdynamicmodelisestablishedtorevealtheinteractionmechanismbetweencoalrockmassdeformationandgasflow.Onthisbasis,theapplicationofthemodelincoalminesafetyproduction,gasextraction,andresourceutilizationisstudied,providingtheoreticalsupportandtechnicalguidancefortheefficientandsafeminingofcoalmines.本文首先介紹了煤巖體的基本特性及其在采動過程中的變形規(guī)律，探討了煤巖體變形與瓦斯流動之間的相互關(guān)系。然后，詳細闡述了氣固耦合動力學(xué)模型的建立過程，包括模型的假設(shè)條件、基本方程、求解方法等。通過對比分析實驗結(jié)果和模型預(yù)測結(jié)果，驗證了模型的準(zhǔn)確性和可靠性。探討了該模型在煤礦安全生產(chǎn)、瓦斯抽采和資源利用等方面的實際應(yīng)用，為煤礦的可持續(xù)發(fā)展提供了有益的參考。Thisarticlefirstintroducesthebasiccharacteristicsofcoalrockmassanditsdeformationlawduringmining,andexploresthemutualrelationshipbetweencoalrockmassdeformationandgasflow.Then,theestablishmentprocessofthegas-solidcouplingdynamicmodelwaselaboratedindetail,includingtheassumptions,basicequations,andsolutionmethodsofthemodel.Bycomparingandanalyzingtheexperimentalresultswiththemodelpredictionresults,theaccuracyandreliabilityofthemodelwereverified.Exploredthepracticalapplicationofthismodelincoalminesafetyproduction,gasextraction,andresourceutilization,providingusefulreferencesforthesustainabledevelopmentofcoalmines.本文的研究不僅有助于深入理解煤巖體變形與卸壓瓦斯流動之間的相互作用機理，而且為煤礦的安全生產(chǎn)和高效開采提供了重要的理論支持和技術(shù)指導(dǎo)。本文的研究成果也為其他類似領(lǐng)域的研究提供了有益的借鑒和參考。Theresearchinthisarticlenotonlyhelpstodeepentheunderstandingoftheinteractionmechanismbetweencoalrockdeformationandpressurereliefgasflow,butalsoprovidesimportanttheoreticalsupportandtechnicalguidanceforthesafeproductionandefficientminingofcoalmines.Theresearchresultsofthisarticlealsoprovideusefulreferenceandguidanceforothersimilarfieldsofresearch.二、遠程采動煤巖體變形與卸壓瓦斯流動的基礎(chǔ)理論BasicTheoryofDeformationandPressureReliefGasFlowinRemoteMiningofCoalandRockMass在煤炭開采過程中，煤巖體的變形與瓦斯流動是一個復(fù)雜的氣固耦合過程。理解并掌握這一過程的基礎(chǔ)理論，對于確保煤炭安全開采、預(yù)防瓦斯事故以及提高瓦斯抽采效率具有重要意義。Intheprocessofcoalmining,thedeformationofcoalandrockmassandgasflowisacomplexgassolidcouplingprocess.Understandingandmasteringthebasictheoryofthisprocessisofgreatsignificanceforensuringsafecoalmining,preventinggasaccidents,andimprovinggasextractionefficiency.遠程采動煤巖體變形主要涉及煤巖體的應(yīng)力、應(yīng)變和破壞等方面的變化。煤巖體在采動影響下，受到原始應(yīng)力和采動應(yīng)力的疊加作用，產(chǎn)生復(fù)雜的應(yīng)力分布和變形行為。煤巖體的物理性質(zhì)、節(jié)理裂隙發(fā)育程度以及地下水的影響等因素也會對其變形行為產(chǎn)生顯著影響。因此，研究煤巖體的變形規(guī)律，需要綜合考慮多種因素的作用。Thedeformationofcoalrockmassduringremoteminingmainlyinvolveschangesinstress,strain,andfailureofthecoalrockmass.Undertheinfluenceofmining,coalrockmassissubjectedtothesuperpositionoforiginalstressandminingstress,resultingincomplexstressdistributionanddeformationbehavior.Thephysicalpropertiesofcoalrockmass,thedegreeofjointandfissuredevelopment,andtheinfluenceofgroundwateralsohaveasignificantimpactonitsdeformationbehavior.Therefore,studyingthedeformationlawofcoalrockmassrequirescomprehensiveconsiderationoftheeffectsofmultiplefactors.卸壓瓦斯流動是指在煤炭開采過程中，由于煤巖體變形和應(yīng)力釋放，導(dǎo)致瓦斯壓力降低，瓦斯從煤巖體中解吸并流動的過程。瓦斯流動受到煤巖體滲透率、瓦斯壓力、溫度以及瓦斯含量等多種因素的影響。在采動影響下，煤巖體的滲透率會發(fā)生變化，進而影響瓦斯的流動特性。同時，瓦斯流動過程中還會伴隨著煤巖體的變形和應(yīng)力釋放，形成氣固耦合效應(yīng)。Pressurereliefgasflowreferstotheprocessinwhichgaspressuredecreasesduringcoalminingduetodeformationandstressreleaseofthecoalrockmass,leadingtothedesorptionandflowofgasfromthecoalrockmass.Gasflowisinfluencedbyvariousfactorssuchascoalrockpermeability,gaspressure,temperature,andgascontent.Undertheinfluenceofmining,thepermeabilityofcoalandrockmasswillchange,therebyaffectingtheflowcharacteristicsofgas.Atthesametime,theprocessofgasflowwillalsobeaccompaniedbydeformationandstressreleaseofcoalandrockmasses,formingagas-solidcouplingeffect.為了深入研究遠程采動煤巖體變形與卸壓瓦斯流動的氣固耦合動力學(xué)模型，需要綜合運用巖石力學(xué)、滲流力學(xué)、熱力學(xué)等多學(xué)科知識。通過建立合理的數(shù)學(xué)模型和數(shù)值模擬方法，可以揭示煤巖體變形與瓦斯流動之間的相互作用機制，為煤炭安全開采和瓦斯治理提供理論支持和技術(shù)指導(dǎo)。Inordertoconductin-depthresearchonthegas-solidcouplingdynamicmodelofdeformationandgasflowduringremoteminingofcoalandrockmasses,itisnecessarytocomprehensivelyapplyinterdisciplinaryknowledgesuchasrockmechanics,seepagemechanics,thermodynamics,etc.Byestablishingreasonablemathematicalmodelsandnumericalsimulationmethods,theinteractionmechanismbetweencoalrockdeformationandgasflowcanberevealed,providingtheoreticalsupportandtechnicalguidanceforsafecoalminingandgascontrol.遠程采動煤巖體變形與卸壓瓦斯流動的基礎(chǔ)理論研究是一個復(fù)雜而重要的課題。通過深入研究和探索，可以更好地理解煤巖體的變形規(guī)律和瓦斯流動特性，為煤炭工業(yè)的可持續(xù)發(fā)展提供有力保障。Thebasictheoreticalresearchonthedeformationandgasflowduringremoteminingofcoalandrockmassesisacomplexandimportanttopic.Throughin-depthresearchandexploration,wecanbetterunderstandthedeformationlawsandgasflowcharacteristicsofcoalrockmasses,providingstrongsupportforthesustainabledevelopmentofthecoalindustry.三、遠程采動煤巖體變形與卸壓瓦斯流動氣固耦合動力學(xué)模型的建立Establishmentofgas-solidcouplingdynamicmodelfordeformationandpressurereliefgasflowincoalandrockmassduringremotemining在煤炭開采過程中，煤巖體的變形與瓦斯流動之間存在著密切的動態(tài)聯(lián)系。為了更準(zhǔn)確地描述這一現(xiàn)象，我們建立了一個遠程采動煤巖體變形與卸壓瓦斯流動氣固耦合動力學(xué)模型。該模型綜合考慮了煤巖體的應(yīng)力應(yīng)變關(guān)系、瓦斯流動特性以及氣固耦合效應(yīng)，為深入研究煤炭開采過程中的瓦斯災(zāi)害防治提供了理論基礎(chǔ)。Intheprocessofcoalmining,thereisaclosedynamicrelationshipbetweenthedeformationofcoalandrockmassandtheflowofgas.Inordertomoreaccuratelydescribethisphenomenon,weestablishedagassolidcouplingdynamicmodelforthedeformationofcoalandrockmassesduringremoteminingandtheflowofdepressurizedgas.Thismodelcomprehensivelyconsidersthestress-strainrelationship,gasflowcharacteristics,andgas-solidcouplingeffectofcoalandrockmasses,providingatheoreticalbasisforin-depthresearchongasdisasterpreventionandcontrolincoalminingprocesses.模型建立過程中，我們首先對煤巖體的應(yīng)力應(yīng)變關(guān)系進行了詳細分析，考慮了煤巖體的彈性、塑性以及損傷特性。在此基礎(chǔ)上，我們引入了瓦斯流動方程，描述了瓦斯在煤巖體中的擴散、滲流以及吸附解吸過程。同時，我們還考慮了瓦斯壓力對煤巖體變形的影響，以及煤巖體變形對瓦斯流動的反作用，從而形成了氣固耦合動力學(xué)模型。Intheprocessofestablishingthemodel,wefirstconductedadetailedanalysisofthestress-strainrelationshipofthecoalrockmass,takingintoaccountitselasticity,plasticity,anddamagecharacteristics.Onthisbasis,weintroducedthegasflowequationtodescribethediffusion,seepage,andadsorptiondesorptionprocessesofgasincoalandrockmasses.Atthesametime,wealsoconsideredtheinfluenceofgaspressureonthedeformationofcoalrockmass,aswellasthereactionofcoalrockmassdeformationongasflow,thusformingagassolidcouplingdynamicmodel.在模型建立過程中，我們采用了數(shù)值計算方法，對煤巖體的應(yīng)力應(yīng)變關(guān)系、瓦斯流動特性以及氣固耦合效應(yīng)進行了數(shù)值模擬。通過不斷調(diào)整模型參數(shù)，我們得到了能夠反映實際情況的模型結(jié)果。我們還對模型進行了驗證，將其應(yīng)用于實際煤炭開采過程中，發(fā)現(xiàn)模型能夠較好地預(yù)測煤巖體的變形和瓦斯流動情況，為瓦斯災(zāi)害防治提供了有力支持。Intheprocessofmodelestablishment,weadoptednumericalcalculationmethodstonumericallysimulatethestress-strainrelationship,gasflowcharacteristics,andgas-solidcouplingeffectofcoalandrockmasses.Bycontinuouslyadjustingthemodelparameters,wehaveobtainedmodelresultsthatreflecttheactualsituation.Wealsovalidatedthemodelandappliedittotheactualcoalminingprocess.Wefoundthatthemodelcanpredictthedeformationandgasflowofcoalandrockmasseswell,providingstrongsupportforgasdisasterpreventionandcontrol.遠程采動煤巖體變形與卸壓瓦斯流動氣固耦合動力學(xué)模型的建立，為我們深入研究煤炭開采過程中的瓦斯災(zāi)害防治提供了新的理論工具。該模型綜合考慮了煤巖體的應(yīng)力應(yīng)變關(guān)系、瓦斯流動特性以及氣固耦合效應(yīng)，為瓦斯災(zāi)害防治提供了更加準(zhǔn)確的理論依據(jù)。未來，我們將繼續(xù)完善模型，提高模型的預(yù)測精度和應(yīng)用范圍，為煤炭工業(yè)的可持續(xù)發(fā)展做出更大貢獻。Theestablishmentofagassolidcouplingdynamicmodelforthedeformationandpressurereliefofcoalandrockmassesduringremoteminingprovidesuswithanewtheoreticaltoolforin-depthresearchongasdisasterpreventionandcontrolduringcoalmining.Thismodelcomprehensivelyconsidersthestress-strainrelationship,gasflowcharacteristics,andgas-solidcouplingeffectofcoalandrockmasses,providingamoreaccuratetheoreticalbasisforgasdisasterpreventionandcontrol.Inthefuture,wewillcontinuetoimprovethemodel,improveitspredictionaccuracyandapplicationscope,andmakegreatercontributionstothesustainabledevelopmentofthecoalindustry.四、氣固耦合動力學(xué)模型的數(shù)值模擬與分析Numericalsimulationandanalysisofgas-solidcouplingdynamicmodel氣固耦合動力學(xué)模型在遠程采動煤巖體變形與卸壓瓦斯流動研究中的應(yīng)用，為我們提供了深入理解這一復(fù)雜過程的工具。為了驗證模型的有效性和準(zhǔn)確性，我們進行了詳細的數(shù)值模擬，并對模擬結(jié)果進行了深入分析。Theapplicationofgas-solidcouplingdynamicmodelinthestudyofdeformationandgasflowduringremoteminingofcoalandrockmassesprovidesuswithatooltodeeplyunderstandthiscomplexprocess.Inordertoverifytheeffectivenessandaccuracyofthemodel,weconducteddetailednumericalsimulationsandconductedin-depthanalysisofthesimulationresults.在模擬過程中，我們設(shè)定了不同的煤巖體變形條件和卸壓瓦斯流動場景，通過調(diào)整參數(shù)，模擬了煤巖體在采動過程中的應(yīng)力分布、位移變化以及瓦斯流動的動態(tài)行為。模擬結(jié)果顯示，煤巖體的變形與瓦斯流動之間存在明顯的耦合關(guān)系，煤巖體的應(yīng)力狀態(tài)和位移變化直接影響到瓦斯的流動特性和分布規(guī)律。Inthesimulationprocess,wesetdifferentdeformationconditionsandgasflowscenariosforcoalandrockmasses.Byadjustingparameters,wesimulatedthestressdistribution,displacementchanges,anddynamicbehaviorofgasflowincoalandrockmassesduringmining.Thesimulationresultsshowthatthereisaclearcouplingrelationshipbetweenthedeformationofcoalrockmassandgasflow,andthestressstateanddisplacementchangesofcoalrockmassdirectlyaffecttheflowcharacteristicsanddistributionlawofgas.為了更深入地揭示氣固耦合動力學(xué)模型的內(nèi)在機制，我們對模擬結(jié)果進行了多角度的分析。一方面，我們分析了煤巖體變形對瓦斯流動的影響，發(fā)現(xiàn)煤巖體應(yīng)力狀態(tài)的改變會導(dǎo)致瓦斯流動的速率和方向發(fā)生變化，進一步影響到瓦斯的聚集和逸散。另一方面，我們也探討了卸壓瓦斯流動對煤巖體變形的影響，發(fā)現(xiàn)瓦斯的流動會改變煤巖體的應(yīng)力分布，從而引發(fā)煤巖體的進一步變形。Inordertofurtherrevealtheintrinsicmechanismofthegas-solidcouplingdynamicsmodel,weconductedamultiangleanalysisofthesimulationresults.Ontheonehand,weanalyzedtheimpactofcoalrockdeformationongasflowandfoundthatchangesinthestressstateofcoalrockcanleadtochangesintherateanddirectionofgasflow,furtheraffectingtheaccumulationanddissipationofgas.Ontheotherhand,wealsoinvestigatedtheinfluenceofdepressurizedgasflowonthedeformationofcoalrockmass,andfoundthatgasflowcanchangethestressdistributionofcoalrockmass,therebytriggeringfurtherdeformationofcoalrockmass.我們還對模型中的關(guān)鍵參數(shù)進行了敏感性分析，探討了不同參數(shù)取值對模擬結(jié)果的影響。這些分析不僅有助于我們更好地理解氣固耦合動力學(xué)模型的運行規(guī)律，也為后續(xù)的應(yīng)用研究提供了重要參考。Wealsoconductedsensitivityanalysisonthekeyparametersinthemodelandexploredtheimpactofdifferentparametervaluesonthesimulationresults.Theseanalysesnotonlyhelpusbetterunderstandtheoperatingrulesofgas-solidcouplingdynamicmodels,butalsoprovideimportantreferencesforsubsequentapplicationresearch.通過數(shù)值模擬與分析，我們驗證了氣固耦合動力學(xué)模型在遠程采動煤巖體變形與卸壓瓦斯流動研究中的適用性和有效性。該模型不僅能夠準(zhǔn)確描述煤巖體變形與瓦斯流動之間的耦合關(guān)系，還能為瓦斯災(zāi)害的預(yù)測和防治提供有力支持。未來，我們將進一步優(yōu)化模型，提高模擬精度，以更好地服務(wù)于煤礦安全生產(chǎn)和瓦斯治理工作。Throughnumericalsimulationandanalysis,wehaveverifiedtheapplicabilityandeffectivenessofthegas-solidcouplingdynamicmodelinthestudyofdeformationandgasflowduringremoteminingofcoalandrockmasses.Thismodelnotonlyaccuratelydescribesthecouplingrelationshipbetweencoalrockdeformationandgasflow,butalsoprovidesstrongsupportforthepredictionandpreventionofgasdisasters.Inthefuture,wewillfurtheroptimizethemodelandimprovesimulationaccuracytobetterservecoalminesafetyproductionandgascontrolwork.五、氣固耦合動力學(xué)模型在遠程采動煤巖體變形與卸壓瓦斯流動中的應(yīng)用Applicationofgas-solidcouplingdynamicmodelindeformationandpressurereliefgasflowofcoalandrockmassduringremotemining氣固耦合動力學(xué)模型在遠程采動煤巖體變形與卸壓瓦斯流動的研究中具有重要的應(yīng)用價值。通過對煤巖體的氣固耦合行為進行深入研究，可以實現(xiàn)對采動過程中煤巖體變形的準(zhǔn)確預(yù)測和瓦斯流動的有效控制，從而提高煤炭開采的安全性和效率。Thegas-solidcouplingdynamicmodelhasimportantapplicationvalueinthestudyofdeformationandgasflowduringremoteminingofcoalandrockmasses.Throughin-depthresearchonthegassolidcouplingbehaviorofcoalandrockmass,accuratepredictionofmiddlingcoalrockmassdeformationandeffectivecontrolofgasflowduringminingcanbeachieved,thusimprovingthesafetyandefficiencyofcoalmining.在遠程采動過程中，煤巖體受到采動應(yīng)力的影響，產(chǎn)生變形和破壞。同時，瓦斯在煤巖體中的流動也受到采動應(yīng)力的影響，產(chǎn)生流動和擴散。氣固耦合動力學(xué)模型能夠綜合考慮煤巖體的變形和瓦斯的流動，揭示它們之間的相互作用關(guān)系，為遠程采動過程中的煤巖體變形預(yù)測和瓦斯流動控制提供理論支持。Intheprocessofremotemining,coalandrockmassareaffectedbyminingstress,resultingindeformationanddestruction.Atthesametime,theflowofgasincoalandrockmassesisalsoaffectedbyminingstress,resultinginflowanddiffusion.Thegas-solidcouplingdynamicmodelcancomprehensivelyconsiderthedeformationofcoalrockmassandtheflowofgas,revealtheirinteractionrelationship,andprovidetheoreticalsupportforthepredictionofcoalrockmassdeformationandgasflowcontrolinremoteminingprocesses.在煤巖體變形預(yù)測方面，氣固耦合動力學(xué)模型可以考慮瓦斯對煤巖體的力學(xué)效應(yīng)，分析瓦斯壓力、煤巖體應(yīng)力等因素對煤巖體變形的影響。通過模型計算，可以預(yù)測煤巖體在不同采動條件下的變形情況，為采煤工作面的支護設(shè)計和安全生產(chǎn)提供科學(xué)依據(jù)。Intermsofpredictingthedeformationofcoalrockmass,thegas-solidcouplingdynamicmodelcanconsiderthemechanicaleffectofgasoncoalrockmass,andanalyzetheinfluenceoffactorssuchasgaspressureandcoalrockmassstressonthedeformationofcoalrockmass.Throughmodelcalculations,thedeformationofcoalandrockmassesunderdifferentminingconditionscanbepredicted,providingscientificbasisforthesupportdesignandsafetyproductionofcoalminingfaces.在瓦斯流動控制方面，氣固耦合動力學(xué)模型可以分析瓦斯在煤巖體中的流動規(guī)律，揭示瓦斯流動的影響因素和流動機制。通過模型計算，可以優(yōu)化瓦斯抽采方案，提高瓦斯抽采效率，降低瓦斯超限的風(fēng)險。還可以根據(jù)模型預(yù)測結(jié)果，采取針對性的瓦斯治理措施，如增加瓦斯抽采鉆孔、優(yōu)化瓦斯抽采參數(shù)等，進一步提高瓦斯治理效果。Intermsofgasflowcontrol,thegas-solidcouplingdynamicmodelcananalyzetheflowlawofgasincoalandrockmasses,revealtheinfluencingfactorsandflowmechanismsofgasflow.Throughmodelcalculations,gasextractionschemescanbeoptimized,gasextractionefficiencycanbeimproved,andtheriskofgasexceedinglimitscanbereduced.Targetedgascontrolmeasurescanalsobetakenbasedonthepredictedresultsofthemodel,suchasincreasinggasextractionboreholes,optimizinggasextractionparameters,etc.,tofurtherimprovetheeffectivenessofgascontrol.氣固耦合動力學(xué)模型在遠程采動煤巖體變形與卸壓瓦斯流動的研究中具有廣泛的應(yīng)用前景。通過該模型的應(yīng)用，可以實現(xiàn)對煤巖體變形的準(zhǔn)確預(yù)測和瓦斯流動的有效控制，為煤炭開采的安全性和效率提供有力保障。Thegas-solidcouplingdynamicmodelhasbroadapplicationprospectsinthestudyofdeformationandgasflowduringremoteminingofcoalandrockmasses.Throughtheapplicationofthismodel,accuratepredictionofcoalrockdeformationandeffectivecontrolofgasflowcanbeachieved,providingstrongguaranteesforthesafetyandefficiencyofcoalmining.六、結(jié)論與展望ConclusionandOutlook本文詳細研究了遠程采動煤巖體變形與卸壓瓦斯流動氣固耦合動力學(xué)模型，通過理論分析、數(shù)值模擬和現(xiàn)場應(yīng)用，深入探討了煤巖體變形與瓦斯流動之間的相互作用及其動力學(xué)特征。研究結(jié)果表明，該氣固耦合動力學(xué)模型能夠準(zhǔn)確描述遠程采動過程中煤巖體變形與瓦斯流動的相互作用關(guān)系，為瓦斯災(zāi)害的預(yù)測和防控提供了新的理論依據(jù)。Thisarticleprovidesadetailedstudyonthegas-solidcouplingdynamicmodelofdeformationandgasflowduringremoteminingofcoalandrockmasses.Throughtheoreticalanalysis,numericalsimulation,andon-siteapplication,theinteractionanddynamiccharacteristicsbetweendeformationofcoalandrockmassesandgasflowaredeeplyexplored.Theresearchresultsshowthatthegassolidcouplingdynamicmodelcanaccuratelydescribetheinteractionbetweenmiddlingcoalrockmassdeformationandgasflowintheprocessofremotemining,andprovideanewtheoreticalbasisforthepredictionandpreventionandcontrolofgasdisasters.在模型構(gòu)建方面，本文充分考慮了煤巖體的物理力學(xué)性質(zhì)、瓦斯賦存狀態(tài)及流動特性，通過引入氣固耦合效應(yīng)，構(gòu)建了符合實際工程背景的動力學(xué)模型。該模型能夠準(zhǔn)確反映煤巖體變形與瓦斯流動之間的動態(tài)響應(yīng)關(guān)系，為瓦斯災(zāi)害的預(yù)測和防控提供了有效的手段。Intermsofmodelconstruction,thisarticlefullyconsidersthephysicalandmechanicalproperties,gasoccurrencestate,andflowcharacteristicsofcoalandrockmasses.Byintroducingthegas-solidcouplingeffect,adynamicmodelthatisinlinewiththeactualengineeringbackgroundisconstructed.Thismodelcanaccuratelyreflectthedynamicresponserelationshipbetweencoalrockdeformationandgasflow,providinganeffectivemeansforpredictingandpreventinggasdisasters.在數(shù)值模擬方面，本文利用所建立的氣固耦合動力學(xué)模型，對遠程采動過程中的煤巖體變形和瓦斯流動進行了詳細的數(shù)值模擬。模擬結(jié)果表明，煤巖體變形與瓦斯流動之間存在明顯的耦合作用，且隨著采動過程的進行，瓦斯流動受到煤巖體變形的影響逐漸增強。這一發(fā)現(xiàn)對于指導(dǎo)瓦斯災(zāi)害的防控工作具有重要意義。Intermsofnumericalsimulation,thisarticleusestheestablishedgas-solidcouplingdynamicmodeltoc