多轴应力下混凝土的强度和破坏准则研究-过镇海

42319918’**()【】,////45;;。,,。,。,。,,。、,、、,。,。,、。1982,`”,,「。,’,(1)`,’,。。C10~C40,f`(7.6~28.8)MPa(,);,;(0.5:0.5:1),():。oc,j/。=12。f/。=4.5。,、。:“+”、“”,))。。、、、、、、,」,O12[165[[1]j[7OrùJO6OnoJqA..,..........ó9Onō0571`,ld……`…、、“!“}}“{“l{}—}{1(MPa)。}`C/C,C/C/CC/C,C/C/CC/CC/C/CC/C,T/C,T/TT/C/C,T/T/C7。6~13。29.4~38.310.9~19.824。5~28.821。7~25。016.4~19.12`031。51~2。0685。785。1087。788。589.189。11216}47;、()1。,,。1(C/C,。:=o),(a。)(f。),:aa:=o0.2,;a。0.20.6。;/“。0.7~1.。,。,。()(C/C/C)2(a),:(1)(,l/a:),(。3/f。);(2)(。:)。,/COn“·,“。.030·6。(20、2:)%,(3)。(。l/。,),【“..._’’……。」...\\\lllllll〕_____`_*...~~~~~,,``---~{{{}~~~~,`+,”{~,”7~,。。R《〔l`。(,c1/c/J.。,(2〕;;(“a),10%{4)。43、`:(,,;(1)_(2`)。c0-。.333(),;。。。/(。.35“),。\\\_.....`.~````````~~~`.`````~`~~~~~~~7,〔〔〔{’’~,-~~`~~..~,,,~,...{{{{{{{{JJJ,~——t~.....10’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’`,`.O。4~~~~-,,~~-~-~~~~、、{`_-.,\\\、、~-`---``~~,~~~,~~.,,,~~~,111:-.,...~`~,.~.,.---------`—---`,、`~.~~---5,,,-lllllll`0~}}}}}{{{}}};;;05.......,4D’-___`,,,-.,-~...{____________~,,_{_____3()4({;(5),a0。/。,ao,/。,。a0。,QC,。、“”“…”、)1.。,a;90。,(sa),。{l〔)i,(se),,、,。`。,!2。、6。_2---「“.”aaa”}_。i,al0---:OOOOO----------LLLLLLLT/TTT)------------cccl、lll。________111111111,`,})0.0。lllllllllll-------------------ccccccc/`.02222222---sssa0。2222222T/T/TTT1〕a)d3000000000qqqqqqq}i}、。.111}},!、。.,,,,,TTTTTTT/T/CCCa,IIIl、、,tttttttttTTTTTTTTTTT/C/CCC!!!10.}}}}}}}’’’’’“’}}}l((0。1111111’’’’’’.......CCCCCCC/C/CCC---ta,____~。、。。”·`“。`,,a,2~`.1555550.155555555555555555555555—,—。.....a“sss。.15555555JJJJJJJJJJJJJ..................、、/////////////////////////////////////_______`///.....】】】】】,````rrrrrrrrr.~,,,,~,,,,,6、,(7a)。,:(1),:!;。,:=(`。),(“1=“:=“,=!,o)。-,,b。C。)“ZLza=0c=,(eo81,5)`·”+e。(sin1.5)“1、,_,,1““cI,“=`++)。/”“;(1)(2)(3)(4)\/““03’(21a:。3:。c,(5)():b`。。f/。,,,;`。J.1。,l()。。=b,,、,;“OQ`。,;c。“。。,。*。,*o60。,0。。60。,》c)。。。。_-()z=.l0j;(3)f“=.128fo,=o。;(4),。=4,。,。7,60、(5),,.090.09,;=6.9638,6。.og,d.092c。12.2445c。=7.33196)(1)(6)14,·_l{:{、}“”、:36:Ber“1erPi,Rm“nn,O。”,H“i-hTingChen,·WillamWarke`“’,Ko。。v。。`0J,Podrok“`’。J。,”(3),:(1)。,(2)—,,J:;(3)/%。,_(4)—。。,:,(5)0,。_;。”A+`。“DF。=“a(。)」”(7);…){:rnkeReimann、BrederPtQ:。.11,3*(l)`。+B。+、r。、,、-~=at-,~1+n.~,~~J。J`,、J,ba。=0.07360.7D18Reimnn,jO=“+`,—~_rn--“Tr=r。0.34430toen`,!··`“1”=,-/。。。.10040.222。1=O~.0.2834,HsiehTing`Chenf。,a…,·`。=I、0f。()。。=(0·,”06·“6`“)1.1601。2.5781rPodgorki「IJ。,。。+c1+,。P·r。c:。“。=o`zi,3osoP。=00.4091(2)r。DE,+F·BrslerPter〔,〕】=。_`J.f。l。。、.“、7)。,ab·a。+c·。。=0.0D7041.4626。1.0186『0aón.JùlaUl+=00。。“`7W11m.+“,7)。t0.070290.624“。~0.07924Warne(5)tl60=*`,’I。。foe+。=bt.*ao。。=0.11511.1290。0.810ó`r.r.`)’Willam,}、1`“r()r()_*、I_1、=r。J!l~—,、pJolr。p『-r。=r(0)r()0。77460.0402。Warnke(3)〔。F=0(3)。`a((。))0“aa,=b,.roottf。60。(。-。t。。,“0.633(0.05。)。`7Ko6ovo「o,-。f。。。,0.944(0.05。)0·74。)d,=e,al=,d。=6.9638_6,。n=“—l。,a`a,d,=,C`。0.09J。J:”X..C,。,~,f,。.,。,`:,.0。`,f。。=1.:。f。,,。`,。,。,。600。.12\、、.}}_,、,`,—,}=R;。〔,r〕1`lamT0、〔,IJ“`’``。。L)l`”’`,I-`-O0~0.…-`。,..It.J.,lJl」,.g9~`Oōó、O~—~-`~0-,c。8—}….13,lùó\\óQj.t、ùé“,i01`.ó.`,d61116.14.〔1〕、、:,》,198710。、、:,19872。《[2〕,201,〔〕〔4〕〔〕〔6〕:,,,19810。1087:。::1。:J。G.M。,`,?l,,1989,,1089n。VanMier:Srain,SofteningofConoreeunderMultiaxialLodingù10〕[ID〕【11〕;`ny,Newyork,192.M.D.Kosovo:AMahemaiea1Deription〔,fhestrenghProperieofCone。eunderGeneralizedSre。。,MagzineofCouorteReoeareh,Vol.31,No.108,sep.199.J.podgoroki:Gener1PailuroCriterionforIootropieMedia,Proo,of8`CE,Vol,11,N.oEM2’F.l5,-INVESTIGATIONOFSTRENGTHANDFAILURECRITERIONOFCONCRETEUNDERMULTAXIALSTRE65“o(Zhnhia。ngC“aTinghuUnivoriy)Abra。Cubioeoneretepeoimenwereeedunderbadriaxialsre。satebyheauher,ive`omPresiveinwhieh45pieoe:ofthemwereeotedundorten。zecompr。。-ortenoileensileeo,re。iveres`e,11hed:aar。。ummarizedinhiopaper.TherogularityofhevoryingconCreeunderfailurePernsdfferensreexperimenlsrengthofareeoneluded.ion“an“d,F`v“”oftyicP“1Wl`nnelrsreSra。rangePresenedoAfive-parameermodeloffailureerierioniuggeted_and;hevlu。。metersarogiven.Thehapeofoptialfaleourfae,orheohaandoomPres`ivemeridansandtheenvelopondeviaedplne,99“s.eaiftncnaracerIcs.`olll.parlngWInheofhepara-Peofensllegivenbyheeprimenalfailureurfaeeingeometryexperimentaldatafrombohtheauhorandotherreearehere。,heheorii。lereeobainedfromtheugge。edheavailablefailureeririaforndueedin。hreebasieforxnulae,erousealculaion。valueofmtdiaxi15rengthofeon-cri。rionshowufflolenaeouraey.Beside,。onereegivenbydifferentreearohersandareoomparedandevaluaedhroughar。nU,