穿煤隧道圍巖力學特性研究

1、謦靜私胡n女々^—————一uDc二—i三—二爹鞭萋j懣中國科學院研究生院碩士學位論文星堪隧道圉蚩應(yīng)堂掛掛鯉巍，1’i割醴≯≯。1_指導轂、師：援壹趣一班豇雖。姜0、毫、’ti，。‘，。：生罾越凳睦武據(jù)蚩土瑚堂班盎匱：一o：申請學位圾剮黧主璺健學科蚍名稱’羞土王基。，論文提交日搠2鯉』：鰱論文替辯日期一：塑Q：鰱一墻彝單位，生雷鞋堂瞄武逸蚩土老壁盤宜匱二：：’，j≯、洳i≯≥毒譬警譬_窘疊蕊I一一。|“≤。j7j：j≥j蠹霉、茹委基席二

2、羔一。警，，、、：、。番辯委員譬主席———；——一jAbstractSystemicexperimentalinvestigationandtheoreticanalysisonthemechanicalaspectssuchasstaticstrengthchalaeteristicsandcreepcharacteristicsonimpactfortunnelconstructioninhostsandstoneandcoalro

3、ckhavebeeneonductedinthedissertation1Theexperimentstudiesboththeuniaxialcompressivestrengthandtriaxialcompressivestrengthofsandstone，undernatBralconditions2AnMohrcircleisgraphedaccordingtovaluesofthetraixialstrainandcoIf

4、fmingstressBesidesfailuretheoryandstrengthparameters：Candmaleobtainedthroughanalyzingthecurvefitting3Theoreticanalysisisconductedandsimulatedbymeansofuniaxialdamageconstitutivemodeltheorycombiningexperimentalresult4Triax

5、ialcreepexperimentsofcoalrocksaledonebyStepMethodandtheXTR01electricfluidservingcompressionmachineTheauthorUSeSthefivesubstancemodel，discussesthreedimensionalconstitutiveequationsandcreeponesItisfoundthatthemodelwelldesc

6、ribesthefullcreepprocedureofcoalrocks5TherhcologicalparametersofthecreepequationsarecalculatedandtheforecastcurvesaledrawnIncomparisonwiththeexperimentalcurves，thetheoreticresultsarcproved6UsingtheprogramFLAC3D，BurgerCre