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――瀝(li)青(qing)路(lu)麵(mian)提(ti)出(chu)了(le)更(geng)高(gao)的(de)要(yao)求(qiu)。目(mu)前(qian)加(jia)強(qiang)瀝(li)青(qing)路(lu)麵(mian),改(gai)善(shan)瀝(li)青(qing)路(lu)麵(mian)使(shi)用(yong)品(pin)質(zhi),延(yan)長(chang)路(lu)麵(mian)的(de)使(shi)用(yong)壽(shou)命(ming),提(ti)高(gao)投(tou)資(zi)效(xiao)益(yi)是(shi)中(zhong)國(guo)道(dao)路(lu)部(bu)門(men)所(suo)麵(mian)臨(lin)的(de)重(zhong)要(yao)課(ke)題(ti)。參(can)考(kao)國(guo)外(wai)的(de)發(fa)展(zhan)動(dong)態(tai)和(he)作(zuo)法(fa),采(cai)用(yong)纖(xian)維(wei)加(jia)強(qiang)瀝(li)青(qing)路(lu)麵(mian)是(shi)一(yi)個(ge)有(you)效(xiao)措(cuo)施(shi)。
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。
muqian,zaizhongguoduixianweijiaqiangliqinglumiandeyanjiuhaihenshao。benwennitongguoduiboniweijiaqiangyibanliqinghunheliaojinxingjiaoweixitongdeyanjiu,pingjiaboniweijiaqiangliqinglumiandeluyongxingneng,weixianweijiaqiangliqinglumiandeyanjiuyongboniweizaizhongguodetuiguangyingyongtigongcankao。
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