[41]，隨著飽和度逐漸增大，結(jié)構(gòu)整體安全系數(shù)隨之下降。在施工中，由于隧道穿越的地層復(fù)雜多變，往往處于溫度場(chǎng)、滲流場(chǎng)、應(yīng)力場(chǎng)等多種因素耦合作用的惡劣環(huán)境，單一高溫工況的結(jié)構(gòu)計(jì)算結(jié)果偏于安全?？紤]到高地溫隧道通常伴隨著高溫?zé)崴霈F(xiàn)，故有必要對(duì)實(shí)際面臨的復(fù)雜工況下結(jié)構(gòu)安全進(jìn)行分析，以便于更有效地指導(dǎo)設(shè)計(jì)施工。目前，國(guó)內(nèi)外學(xué)者針對(duì)高地溫隧道的研究主要集中在隧道溫度場(chǎng)與應(yīng)力場(chǎng)變化規(guī)律的理論和試驗(yàn)研究已經(jīng)比較充分，以模塊試驗(yàn)和微觀掃描技術(shù)為基礎(chǔ)的混凝土在高地溫環(huán)境下材料性能研究，理論推導(dǎo)圍巖-結(jié)構(gòu)熱傳遞方程，綜合材料試驗(yàn)和數(shù)值模擬的高地溫支護(hù)結(jié)構(gòu)形式研究等方面，已獲得有關(guān)結(jié)構(gòu)受熱力影響特征的豐富成果。但目前的高溫情況下襯砌力學(xué)分析模型多為二維分析模型，未考慮管片環(huán)間的相互作用及熱荷載的三維特性，還需建立三維分析模型對(duì)高溫條件下襯砌結(jié)構(gòu)的力學(xué)行為展開研究。參考文獻(xiàn)范磊.高地溫深埋特長(zhǎng)隧道熱害綜合防治關(guān)鍵技術(shù)研究[J].現(xiàn)代隧道技術(shù),2019,56（06）:1-10.FANL.StudyontheKeyTechniquesforComprehensiveControlofHeatHarmoftheDeep-buriedandSuper-longTunnelwithHighGroundTemperature[J].ChinaRailwayEryuanEngineeringGroupCo,2019,56（06）:1-10.黃潤(rùn)秋,王賢能.深埋隧道工程主要災(zāi)害地質(zhì)問題分析[J].水文地質(zhì)工程地質(zhì),1998（4）:21-24.HUANGRQ,WANGXN.Analysisofmaingeologicalhazardsofdeepburiedtunnelengineering[J].HydrogeologyandEngineeringGeology,1998（4）:21-24.中鐵二院工程集團(tuán)有限責(zé)任公司.高地溫深埋特長(zhǎng)隧道修建關(guān)鍵技術(shù)研究報(bào)告[R].成都:中鐵二院工程集團(tuán)有限責(zé)任公司,2015.ChinaRailwayEryuanEngineeringGroupCo.Ltd.Researchreportonkeytechnologyofconstructionoflongtunnelburieddeepinhighgroundtemperature[R].Chengdu:ChinaRailwayEryuanEngineeringGroupCo.Ltd.,2015.徐海,薛永慶,羅飛宇,等.高巖溫TBM施工隧道的通風(fēng)效果研究[J].筑路機(jī)械與施工機(jī)械化,2019,36（11）:108-112.XUH,XUEYQ,LUOFY,etal.StudyonVentilationEffectofTBM-constructedTunnelUnderHighRockTemperature[J].RoadConstructionMachineryandConstructionMechanization,2019,36（11）:108-112.谷柏森.隧道高地溫應(yīng)對(duì)措施及通風(fēng)設(shè)計(jì):高黎貢山鐵路特長(zhǎng)隧道可行性研究[J].現(xiàn)代隧道技術(shù),2007,44（2）:66-71.GuBS.Countermeasuresagainsthightemperaturesinatunnelandthecorrespondingventilationdesign———Feasibilitystudyforthesuper-longGaoligonshantunnel[J].TheSecondSurveyandDesignInstitute,2007,44（2）:66-71.朱宇,周佳媚,趙大權(quán),等.高地溫隧道施工期降溫隔熱技術(shù)研究[J].現(xiàn)代隧道技術(shù),2019,56（增刊2）:563-571.ZHUY,ZHOUJM,ZHAODQ,etal.ResearchProgressofCoolingandHeatInsulationTechnologyduringConstructionofHighGeotemperatureTunnel[J].ModernTunnelingTechnology,2019,56（S2）:563-571.白國(guó)權(quán),仇文革,張俊儒.高地溫隧道隔熱技術(shù)研究[J].鐵道標(biāo)準(zhǔn)設(shè)計(jì),2013（2）:77-81.BAIGQ,QIUWG,ZHANGJR,Studyonheatinsulationtechnologyofhighgroundtemperaturetunnel[J].RailwayStandardDesign,2013（2）:77-81.穆震.高地溫環(huán)境對(duì)隧道襯砌混凝土性能影響研究[D].成都:西南交通大學(xué),2011．MUZ.TheStudyoftheinfluenceofhightemperatureforthepropertiesofLiningConcrete[D].Chengdu:SouthwestJiaotongUniversity,2011.閆治國(guó),朱合華.隧道襯砌結(jié)構(gòu)火災(zāi)安全及高溫力學(xué)行為研究[J].地下空間與工程學(xué)報(bào),2010,6（4）:695-700.YANZG,ZHUHH.StudyonFireSafetyandMechanicalBehaviorsofTunnelLiningunderHighTemperature[J].ChineseJournalofUndergroundSpaceandEngineering,2010,6（4）:695-700.ZhangXF,LaiYM,YuWB,etal.ForecastanalysisoftherefreezingofKunlunmountainpermafrosttunnelonQinghai-TibetrailwayinChina[J].ColdRegionsScienceandTechnology,2004,39:19-31.LaiYM,LiuSY,WuZW,etal.Approximateanalyticalsolutionfortemperaturefieldsincoldregionscirculartunnels[J].ColdRegionsScienceandTechnology,2002（2019）:43-49.肖琳,楊成奎,胡增輝,等.地鐵隧道圍巖內(nèi)溫度分布規(guī)律的模型試驗(yàn)及其熱導(dǎo)率反算研究[J].巖土力學(xué),2010,31（增刊2）:86-91.XIAOL,YANGCK,HUNZH,etal.Modeltestontemperaturedistributioninmetrotunnelsurroundingrockandinversecalculationofitsthermalconductivity[J].RockandSoilMechanics,2010,31（S2）:86-91．KrartiM,KreiderJF.Analyticalmodelforheattransferinanundergroundairtunnel[J].EnergyConversionandManagement,1995,37（10）:1561-1574.PrashantKJ,SuneetS,RizwanUddn.Analyticalsolutiontotransientasymmetricheatconductioninamultilayerannulus[J].JournalofHeatTransfer,2009,131（1）:1-7.SuneetS,PrashantKJ,RizwanUddin.Analyticalsolutiontotransientheatconductioninpolarcoordinateswithmultiplelayersinradialdirection[J].InternationalJournalofThermalSciences,2008,47:261-273.周小涵,曾艷華,楊宗賢,等.高地溫隧道溫度場(chǎng)的數(shù)值解[J].鐵道科學(xué)與工程學(xué)報(bào),2015,12（6）:1406-1411.ZHOUXH,ZENGYH,YANGZX,etal.Numericalsolutionoftheheattransferbetweentunnelsandrocksinhigh-temperaturegeothermalregion[J].JournalofRailwayScienceandEngineering,2015,12（6）:1406-1411.張耀,何樹生,李靖波.寒區(qū)有隔熱層的圓形隧道溫度場(chǎng)解析解[J].冰川凍土,2009,31（1）:113-118.ZHANGY,HESS,LIJB.AnalyticSolutionsfortheTemperatureFieldsofaCircularTunnelwithInsulationLayerinColdRegion[J].JournalofGlaciologyandGeocryology,2009,31（1）:113-118.邵珠山,喬汝佳,