suizhezhongguochengzhenhuajinchengdebuduanfazhan，chengshirenkoubiranyuelaiyueduo，erchengshitudiqueyueyongyueshao。weihuanjiechengshifazhandepoqiexuyao，duichengshidixiakongjiandedaguimokaifayichengbiranqushi。dixiatiedao，yitadekuaisu、正點、安全、舒適、大運量、低能耗、小汙染的優點越來越為城市居民所青睞，可望成為2l世紀城市公共交通的主要工具。
目前盾構法施工已成為城市軟土地層中修建地下隧道、guandaogongchengzhuyaofangfa。zaidungoufazhong，youruoganyuzhiguanpianhuoqikuaipinzhuangerchengsuidaochenqijiegouti，guanpianbixumanzugongchengjiegoudeqiangduhegangduyaoqiu，manzugongchengsuotichudeanquanzhiliangzhibiaoyaoqiu，zheshidesuidaochenqijiegoudeshejixiangdangfuza，congerchenqicailiaodexuanzejiuxiandefeichangzhongyao。
盡jin管guan用yong盾dun構gou法fa施shi工gong的de隧sui道dao已yi有you一yi百bai多duo年nian的de曆li史shi，但dan現xian代dai鋼gang筋jin混hun凝ning土tu管guan片pian在zai耐nai久jiu性xing安an全quan度du方fang麵mian仍reng存cun在zai諸zhu多duo令ling人ren不bu安an的de問wen題ti。目mu前qian我wo國guo土tu木mu工gong程cheng事shi故gu頻pin繁fan發fa生sheng，世shi界jie範fan圍wei內nei的de地di震zhen、暴(bao)風(feng)等(deng)自(zi)然(ran)災(zai)害(hai)也(ye)對(dui)很(hen)多(duo)建(jian)築(zhu)物(wu)和(he)結(jie)構(gou)造(zao)成(cheng)不(bu)同(tong)程(cheng)度(du)的(de)損(sun)傷(shang)，已(yi)經(jing)引(yin)起(qi)人(ren)們(men)對(dui)於(yu)重(zhong)大(da)工(gong)程(cheng)安(an)全(quan)性(xing)的(de)關(guan)心(xin)和(he)重(zhong)視(shi)。通(tong)過(guo)對(dui)結(jie)構(gou)性(xing)能(neng)進(jin)行(xing)監(jian)測(ce)和(he)診(zhen)斷(duan)，及(ji)時(shi)地(di)發(fa)現(xian)結(jie)構(gou)的(de)損(sun)傷(shang)，對(dui)可(ke)能(neng)出(chu)現(xian)的(de)災(zai)害(hai)進(jin)行(xing)預(yu)測(ce)，評(ping)估(gu)其(qi)安(an)全(quan)性(xing)已(yi)經(jing)成(cheng)為(wei)未(wei)來(lai)工(gong)程(cheng)的(de)必(bi)然(ran)要(yao)求(qiu)，也(ye)是(shi)土(tu)木(mu)工(gong)程(cheng)學(xue)科(ke)發(fa)展(zhan)的(de)一(yi)個(ge)重(zhong)要(yao)領(ling)域(yu)。
因此本文從複合纖維混凝土管片代替傳統鋼筋混凝土管片角度出發，進行了複合纖維混凝土管片的性能研究，同時通過上海地鐵的M6線xian複fu合he纖xian維wei少shao筋jin混hun凝ning土tu管guan片pian試shi驗yan段duan安an全quan性xing在zai線xian監jian測ce，分fen析xi研yan究jiu了le複fu合he纖xian維wei少shao筋jin混hun凝ning土tu管guan片pian安an全quan性xing能neng與yu監jian測ce技ji術shu，並bing通tong過guo數shu值zhi模mo擬ni與yu監jian測ce數shu據ju進jin行xing了le比bi對dui，進jin一yi步bu為wei複fu合he纖xian維wei混hun凝ning土tu管guan片pian的de設she計ji提ti供gong科ke學xue的de依yi據ju。
研究內容有如下三個方麵：
1、複合纖維混凝土管片的力學性能研究
通過鋼纖維混凝土、聚丙烯混凝土、聚合物結構纖維混凝土、複合纖維混凝土的一係列試驗，分析了複合纖維中高彈模鋼纖維和低彈模聚丙烯纖維各自對混凝土性能的影響；研yan究jiu了le彈dan性xing模mo量liang介jie於yu鋼gang纖xian維wei與yu聚ju丙bing烯xi纖xian維wei之zhi間jian的de聚ju合he物wu結jie構gou纖xian維wei對dui混hun凝ning土tu性xing能neng影ying響xiang的de研yan究jiu，用yong不bu同tong摻chan量liang混hun凝ning土tu與yu固gu定ding摻chan量liang鋼gang纖xian維wei混hun凝ning土tu進jin行xing同tong參can數shu比bi較jiao，尋xun找zhao可ke替ti代dai鋼gang纖xian維wei的de最zui佳jia摻chan量liang；同時考慮複合纖維摻量變化及鋼纖維長徑比變化對混凝土性能的影響，研究通過變化鋼纖維的摻量來複合纖維混凝土的力學性能變化；分析了複合纖維高性能混凝土的破壞過程及其在不同受力狀態破壞機理；分析研究了複合纖維混凝土管片的彎曲力學性能。
2、盾構隧道管片安全性在線監測技術研究
根據上海市地鐵M6線xian藍lan村cun路lu站zhan至zhi浦pu電dian路lu站zhan區qu間jian複fu合he纖xian維wei少shao筋jin混hun凝ning土tu管guan片pian試shi驗yan段duan的de健jian康kang監jian測ce數shu據ju，分fen析xi研yan究jiu了le盾dun構gou隧sui道dao混hun凝ning土tu管guan片pian的de安an全quan性xing在zai線xian監jian測ce技ji術shu。介jie紹shao並bing研yan究jiu了le隧sui道dao管guan片pian在zai盾dun構gou施shi工gong階jie段duan複fu雜za應ying力li工gong況kuang下xia應ying變bian膜mo的de安an全quan性xing裂lie縫feng預yu警jing技ji術shu；suidaoguanpianzaidungoujituolidunweihouxiangduijingtaigongkuangxiadezhenxianshigangjinyinglijiheguangxianguangzhachuanganqizuhejiancejishu，tongshitongguogaizuhejiancejishuyeweifuhexianweihunningtuguanpianzaidungousuidaodeyingyongtigongleanquanxingpinggudeyiju，bingweifuhexianweishaojinhunningtuguanpianzaishejishangjileilejingyan。
3、盾構隧道管片的數值模擬分析
由於地層情況、shigongzhuangtaigezhongtiaojianbijiaofuza，butongdiduandesuidaoguanpianzaishishijianceshisuohuoqudeshujuchangchangxiangchajiaoda，weilenenggougenghaodeliyongyicaijideanquanxingzaixianjianceshuju，caiyongshanghaiditieM6線(xian)藍(lan)村(cun)路(lu)站(zhan)至(zhi)浦(pu)電(dian)路(lu)站(zhan)區(qu)間(jian)複(fu)合(he)纖(xian)維(wei)少(shao)筋(jin)混(hun)凝(ning)土(tu)管(guan)片(pian)試(shi)驗(yan)段(duan)的(de)基(ji)本(ben)信(xin)息(xi)進(jin)行(xing)參(can)數(shu)設(she)置(zhi)，通(tong)過(guo)同(tong)濟(ji)曙(shu)光(guang)軟(ruan)件(jian)對(dui)地(di)鐵(tie)隧(sui)道(dao)普(pu)通(tong)混(hun)凝(ning)土(tu)襯(chen)砌(qi)管(guan)片(pian)進(jin)行(xing)了(le)數(shu)值(zhi)模(mo)擬(ni)計(ji)算(suan)，同(tong)時(shi)采(cai)用(yong)ANSYS軟件對試驗段管片進行了不同工況下的有限元分析，以便該段實際安全性監測數據相互參照。
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