汽(qi)車是民用運載工(gong)具(ju),其(qi)設計(ji)目標前(qian)提(ti)是滿足安(an)全性(xing)(xing)(xing)(xing)、舒適性(xing)(xing)(xing)(xing)。而在(zai)早期為(wei)(wei)提(ti)高(gao)安(an)全性(xing)(xing)(xing)(xing),通(tong)過(guo)增加(jia)車輛的(de)乘(cheng)車質量的(de)設計(ji)方式(shi),無疑提(ti)高(gao)了(le)燃油(you)消耗(hao)率(lv)增加(jia)了(le)尾氣(qi)排放,使得環境問(wen)題日(ri)趨嚴重。此(ci)外(wai)(wai)(wai)薄(bo)壁(bi)(bi)梁(liang)結(jie)(jie)(jie)構(gou)(gou)(gou)(gou)在(zai)壓潰(kui)過(guo)程中(zhong)具(ju)有優(you)良(liang)的(de)漸進(jin)(jin)疊縮特(te)(te)(te)(te)(te)性(xing)(xing)(xing)(xing),目前(qian)也廣泛應用于(yu)汽(qi)車前(qian)縱(zong)梁(liang)、吸(xi)(xi)能(neng)(neng)(neng)盒等(deng)吸(xi)(xi)能(neng)(neng)(neng)部件(jian)當中(zhong)。本文基于(yu)外(wai)(wai)(wai)包(bao)裹金屬(shu)(shu)薄(bo)壁(bi)(bi)鋁(lv)管(guan)(guan)和(he)內嵌多(duo)(duo)(duo)(duo)(duo)胞(bao)碳(tan)(tan)纖(xian)(xian)(xian)(xian)(xian)維(wei)(wei)(wei)管(guan)(guan)新(xin)(xin)材(cai)(cai)(cai)料(liao)的(de)優(you)良(liang)吸(xi)(xi)能(neng)(neng)(neng)特(te)(te)(te)(te)(te)性(xing)(xing)(xing)(xing),提(ti)出多(duo)(duo)(duo)(duo)(duo)胞(bao)碳(tan)(tan)纖(xian)(xian)(xian)(xian)(xian)維(wei)(wei)(wei)復(fu)(fu)合(he)加(jia)強(qiang)(qiang)薄(bo)壁(bi)(bi)鋁(lv)管(guan)(guan)該(gai)種(zhong)新(xin)(xin)結(jie)(jie)(jie)構(gou)(gou)(gou)(gou),通(tong)過(guo)仿真(zhen)(zhen)和(he)試(shi)驗(yan)的(de)方式(shi),對其(qi)吸(xi)(xi)能(neng)(neng)(neng)特(te)(te)(te)(te)(te)性(xing)(xing)(xing)(xing)展開(kai)深(shen)入(ru)研究。首先(xian),介(jie)紹(shao)該(gai)種(zhong)新(xin)(xin)型(xing)結(jie)(jie)(jie)構(gou)(gou)(gou)(gou)的(de)幾何(he)(he)結(jie)(jie)(jie)構(gou)(gou)(gou)(gou)及(ji)其(qi)特(te)(te)(te)(te)(te)點(dian)(dian)。解決安(an)全性(xing)(xing)(xing)(xing)和(he)環境問(wen)題這兩者不可(ke)調和(he)的(de)矛盾是現今(jin)輕量化(hua)(hua)設計(ji)的(de)重點(dian)(dian)和(he)難點(dian)(dian)。目前(qian)汽(qi)車輕量化(hua)(hua)主(zhu)要(yao)(yao)從新(xin)(xin)材(cai)(cai)(cai)料(liao)、新(xin)(xin)工(gong)藝(yi)、新(xin)(xin)結(jie)(jie)(jie)構(gou)(gou)(gou)(gou)、新(xin)(xin)裝備等(deng)方面入(ru)手(shou)。碳(tan)(tan)纖(xian)(xian)(xian)(xian)(xian)維(wei)(wei)(wei)增強(qiang)(qiang)復(fu)(fu)合(he)材(cai)(cai)(cai)料(liao)具(ju)有超高(gao)的(de)軸向(xiang)強(qiang)(qiang)度和(he)模(mo)(mo)(mo)量以(yi)及(ji)良(liang)好(hao)的(de)吸(xi)(xi)能(neng)(neng)(neng)特(te)(te)(te)(te)(te)性(xing)(xing)(xing)(xing),是理(li)想的(de)制(zhi)備車用抗撞(zhuang)(zhuang)件(jian)的(de)材(cai)(cai)(cai)料(liao)。本文基于(yu)外(wai)(wai)(wai)包(bao)裹金屬(shu)(shu)薄(bo)壁(bi)(bi)鋁(lv)管(guan)(guan)和(he)內嵌多(duo)(duo)(duo)(duo)(duo)胞(bao)碳(tan)(tan)纖(xian)(xian)(xian)(xian)(xian)維(wei)(wei)(wei)管(guan)(guan)新(xin)(xin)材(cai)(cai)(cai)料(liao)的(de)優(you)良(liang)吸(xi)(xi)能(neng)(neng)(neng)特(te)(te)(te)(te)(te)性(xing)(xing)(xing)(xing),提(ti)出多(duo)(duo)(duo)(duo)(duo)胞(bao)碳(tan)(tan)纖(xian)(xian)(xian)(xian)(xian)維(wei)(wei)(wei)復(fu)(fu)合(he)加(jia)強(qiang)(qiang)薄(bo)壁(bi)(bi)鋁(lv)管(guan)(guan)該(gai)種(zhong)新(xin)(xin)結(jie)(jie)(jie)構(gou)(gou)(gou)(gou),通(tong)過(guo)仿真(zhen)(zhen)和(he)試(shi)驗(yan)的(de)方式(shi),對其(qi)吸(xi)(xi)能(neng)(neng)(neng)特(te)(te)(te)(te)(te)性(xing)(xing)(xing)(xing)展開(kai)深(shen)入(ru)研究。首先(xian),介(jie)紹(shao)該(gai)種(zhong)新(xin)(xin)型(xing)結(jie)(jie)(jie)構(gou)(gou)(gou)(gou)的(de)幾何(he)(he)結(jie)(jie)(jie)構(gou)(gou)(gou)(gou)及(ji)其(qi)特(te)(te)(te)(te)(te)點(dian)(dian)。根(gen)據(ju)ASTM行(xing)(xing)(xing)業準則,測定碳(tan)(tan)纖(xian)(xian)(xian)(xian)(xian)維(wei)(wei)(wei)增強(qiang)(qiang)復(fu)(fu)合(he)材(cai)(cai)(cai)料(liao)的(de)各項性(xing)(xing)(xing)(xing)能(neng)(neng)(neng)參數,為(wei)(wei)后(hou)續仿真(zhen)(zhen)提(ti)供準備,此(ci)外(wai)(wai)(wai)進(jin)(jin)行(xing)(xing)(xing)單胞(bao)碳(tan)(tan)纖(xian)(xian)(xian)(xian)(xian)維(wei)(wei)(wei)管(guan)(guan)的(de)軸向(xiang)壓潰(kui)實(shi)驗(yan),進(jin)(jin)一步驗(yan)證碳(tan)(tan)纖(xian)(xian)(xian)(xian)(xian)維(wei)(wei)(wei)管(guan)(guan)作為(wei)(wei)吸(xi)(xi)能(neng)(neng)(neng)材(cai)(cai)(cai)料(liao)的(de)可(ke)行(xing)(xing)(xing)性(xing)(xing)(xing)(xing)。并進(jin)(jin)行(xing)(xing)(xing)薄(bo)壁(bi)(bi)鋁(lv)管(guan)(guan)的(de)基礎結(jie)(jie)(jie)構(gou)(gou)(gou)(gou)試(shi)驗(yan),依據(ju)實(shi)驗(yan)結(jie)(jie)(jie)果(guo)對其(qi)進(jin)(jin)行(xing)(xing)(xing)熱處理(li)加(jia)工(gong)以(yi)更符(fu)合(he)該(gai)種(zhong)材(cai)(cai)(cai)料(liao)構(gou)(gou)(gou)(gou)型(xing)的(de)實(shi)驗(yan)以(yi)及(ji)仿真(zhen)(zhen)要(yao)(yao)求。針對多(duo)(duo)(duo)(duo)(duo)種(zhong)不同結(jie)(jie)(jie)構(gou)(gou)(gou)(gou),結(jie)(jie)(jie)合(he)漸進(jin)(jin)潰(kui)縮形態以(yi)及(ji)進(jin)(jin)行(xing)(xing)(xing)載荷(he)-位(wei)移曲(qu)線分(fen)析(xi)其(qi)軸向(xiang)壓潰(kui)過(guo)程。基于(yu)纖(xian)(xian)(xian)(xian)(xian)維(wei)(wei)(wei)復(fu)(fu)合(he)材(cai)(cai)(cai)料(liao)以(yi)及(ji)薄(bo)壁(bi)(bi)鋁(lv)管(guan)(guan)的(de)特(te)(te)(te)(te)(te)點(dian)(dian)以(yi)及(ji)實(shi)驗(yan)結(jie)(jie)(jie)果(guo)分(fen)析(xi)兩者的(de)互相影(ying)響和(he)作用。引(yin)入(ru)峰值力(li)(li)、吸(xi)(xi)能(neng)(neng)(neng)量、比(bi)(bi)吸(xi)(xi)能(neng)(neng)(neng)以(yi)及(ji)碰撞(zhuang)(zhuang)力(li)(li)效(xiao)率(lv)等(deng)吸(xi)(xi)能(neng)(neng)(neng)特(te)(te)(te)(te)(te)性(xing)(xing)(xing)(xing)評價指標,分(fen)析(xi)不同結(jie)(jie)(jie)構(gou)(gou)(gou)(gou)構(gou)(gou)(gou)(gou)型(xing)的(de)復(fu)(fu)合(he)構(gou)(gou)(gou)(gou)件(jian)吸(xi)(xi)能(neng)(neng)(neng)特(te)(te)(te)(te)(te)性(xing)(xing)(xing)(xing),得出規(gui)律性(xing)(xing)(xing)(xing)結(jie)(jie)(jie)論。最后(hou),基于(yu)有限元(yuan)仿真(zhen)(zhen)軟件(jian)進(jin)(jin)行(xing)(xing)(xing)材(cai)(cai)(cai)料(liao)卡片的(de)填寫,選取Chang-Chang失效(xiao)準則,建立多(duo)(duo)(duo)(duo)(duo)種(zhong)不同結(jie)(jie)(jie)構(gou)(gou)(gou)(gou)構(gou)(gou)(gou)(gou)型(xing)的(de)多(duo)(duo)(duo)(duo)(duo)胞(bao)碳(tan)(tan)纖(xian)(xian)(xian)(xian)(xian)維(wei)(wei)(wei)復(fu)(fu)合(he)鋁(lv)管(guan)(guan)仿真(zhen)(zhen)模(mo)(mo)(mo)型(xing)。進(jin)(jin)行(xing)(xing)(xing)有限元(yuan)仿真(zhen)(zhen)模(mo)(mo)(mo)型(xing)以(yi)比(bi)(bi)對驗(yan)證試(shi)驗(yan)及(ji)仿真(zhen)(zhen)的(de)相關性(xing)(xing)(xing)(xing)和(he)可(ke)靠性(xing)(xing)(xing)(xing)。結(jie)(jie)(jie)合(he)有限元(yuan)仿真(zhen)(zhen)以(yi)及(ji)試(shi)驗(yan)研究,歸(gui)納(na)總結(jie)(jie)(jie)基于(yu)尺寸因素以(yi)及(ji)結(jie)(jie)(jie)構(gou)(gou)(gou)(gou)因素影(ying)響下(xia)(xia)的(de)碳(tan)(tan)纖(xian)(xian)(xian)(xian)(xian)維(wei)(wei)(wei)多(duo)(duo)(duo)(duo)(duo)胞(bao)復(fu)(fu)合(he)薄(bo)壁(bi)(bi)鋁(lv)管(guan)(guan)構(gou)(gou)(gou)(gou)件(jian)軸向(xiang)壓潰(kui)性(xing)(xing)(xing)(xing)能(neng)(neng)(neng)的(de)規(gui)律。該(gai)部分(fen)工(gong)作可(ke)以(yi)初步分(fen)析(xi)碳(tan)(tan)纖(xian)(xian)(xian)(xian)(xian)維(wei)(wei)(wei)和(he)薄(bo)壁(bi)(bi)鋁(lv)管(guan)(guan)在(zai)受到(dao)載荷(he)情況下(xia)(xia)的(de)失效(xiao)破壞模(mo)(mo)(mo)式(shi),以(yi)及(ji)長(chang)徑(jing)比(bi)(bi)和(he)厚徑(jing)比(bi)(bi)條(tiao)件(jian)下(xia)(xia)的(de)薄(bo)壁(bi)(bi)鋁(lv)管(guan)(guan)的(de)漸進(jin)(jin)壓潰(kui)失效(xiao)模(mo)(mo)(mo)式(shi)。隨后(hou),設計(ji)碳(tan)(tan)纖(xian)(xian)(xian)(xian)(xian)維(wei)(wei)(wei)多(duo)(duo)(duo)(duo)(duo)胞(bao)復(fu)(fu)合(he)鋁(lv)管(guan)(guan)結(jie)(jie)(jie)構(gou)(gou)(gou)(gou)構(gou)(gou)(gou)(gou)件(jian),制(zhi)備試(shi)樣,進(jin)(jin)行(xing)(xing)(xing)準靜態軸向(xiang)壓潰(kui)實(shi)驗(yan)。