摘要:研究了纖維(BoniFibers)加強瀝青路麵性能,試驗結果表明BoniFibers用於瀝青路麵可以顯著改善瀝青路麵的高溫性能和疲勞耐久性。也可有效防止瀝青路麵的低溫縮裂現象等。BoniFibers用於加強瀝青路麵有很好的應用前景。
關鍵詞:瀝青路麵,BoniFibers纖維,路用性能
The Research on the Bitumen Pavement'Enhanced by Fibers
Li Weiguang Zhang Zhengqi Zhang Dengliang Zhang Jie
Abstract:The performance of bitumen-pavement enhanced by BoniFibers is studied in this paper.And the experiments show that the BoniFibers improve the performance of high-temperature stability and fatigue life of bitumen pavement ,and also reduce the low-temperature cracking.so the BoniFibers have bright future in the construction of bitumen pavement.
Key word:Bittumen pavement , BoniFibers , Performance
隨著中國公路交通的發展,交通量增大,軸重增加,交通渠化等對高等公路的主要路麵型式――liqinglumiantichulegenggaodeyaoqiu。muqianjiaqiangliqinglumian,gaishanliqinglumianshiyongpinzhi,yanchanglumiandeshiyongshouming,tigaotouzixiaoyishizhongguodaolubumensuomianlindezhongyaoketi。cankaoguowaidefazhandongtaihezuofa,caiyongxianweijiaqiangliqinglumianshiyigeyouxiaocuoshi。
自80年代以來,美國就廣泛開始了加強瀝青材料的應用研究,並在纖維加強路麵方麵作了大量的工作,並且卓有成效。其中由美國的Kapejo公司開發研製的BoniFibers(博尼維)最為著名,並取得了專利,“博尼維(BoniFibers)在瀝青混合料中的應用終結了瀝青工程不可加強的時代“,美國、加(jia)拿(na)大(da)等(deng)國(guo)已(yi)利(li)用(yong)博(bo)尼(ni)維(wei)修(xiu)築(zhu)了(le)高(gao)速(su)公(gong)路(lu)及(ji)其(qi)他(ta)在(zai)交(jiao)通(tong)量(liang)的(de)公(gong)路(lu)。通(tong)過(guo)觀(guan)測(ce)和(he)研(yan)究(jiu),博(bo)尼(ni)維(wei)可(ke)以(yi)改(gai)善(shan)瀝(li)青(qing)路(lu)麵(mian)的(de)高(gao)溫(wen)穩(wen)定(ding)性(xing),疲(pi)勞(lao)耐(nai)久(jiu)性(xing),並(bing)且(qie)具(ju)有(you)低(di)溫(wen)抗(kang)裂(lie)和(he)防(fang)止(zhi)反(fan)射(she)裂(lie)縫(feng)的(de)性(xing)能(neng)。正(zheng)是(shi)由(you)於(yu)具(ju)有(you)以(yi)上(shang)優(you)良(liang)品(pin)質(zhi),博(bo)尼(ni)維(wei)也(ye)被(bei)用(yong)在(zai)機(ji)場(chang)路(lu)麵(mian)、橋麵鋪裝、收費站等鋪麵中。
目mu前qian,在zai中zhong國guo對dui纖xian維wei加jia強qiang瀝li青qing路lu麵mian的de研yan究jiu還hai很hen少shao。本ben文wen擬ni通tong過guo對dui博bo尼ni維wei加jia強qiang一yi般ban瀝li青qing混hun合he料liao進jin行xing較jiao為wei係xi統tong的de研yan究jiu,評ping價jia博bo尼ni維wei加jia強qiang瀝li青qing路lu麵mian的de路lu用yong性xing能neng,為wei纖xian維wei加jia強qiang瀝li青qing路lu麵mian的de研yan究jiu用yong博bo尼ni維wei在zai中zhong國guo的de推tui廣guang應ying用yong提ti供gong參can考kao。
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