泡沫沥青混合料冷再生技术  

A Cold Recycling Technique for Foamed Bitumen Mix

作　　者：凌天清[1] 何亮[1] 马育[2] 

机构地区：[1]重庆交通大学土木学院,重庆400076 [2]重庆交通大学化学教研室,重庆400076

出　　处：《土木建筑与环境工程》2009年第1期141-146,共6页Journal of Civil,Architectural & Environment Engineering

基　　金：西部交通建设科技项目(200631881478)

摘　　要：根据国内外最新研究成果,介绍了沥青发泡原理及特性并对其影响因素分别从宏观和微观角度进行了分析,探讨了泡沫沥青混合料的设计方法,最佳拌和用水量试验,养生条件对泡沫沥青混合料的影响,实验室检测方法,力学特性的研究及其影响因素。文中列举了沥青发泡技术在一些温拌沥青混合料中的应用,提出并分析了泡沫沥青今后发展的几个重要问题,包括泡沫沥青混合料设计与评价方法,发泡剂的研制与选择,泡沫沥青改性及其工艺改进方法。Based on the latest research, we introduce asphalt foaming principles and their characteristics ana analyze the influencing factors from macro and micro perspectives. The methods of designing foamed bitumen mixture, the optimum mixing water content, the influence of curing conditions, laboratory testing methods, mechanical characteristics, and the influencing factors of foamed bitumen mixture are discussed. We outline some new asphalt foaming technologies used in warm mix asphalt. Viewpoints regarding the development of foamed bitumen are put forward by analyzing the design and the evaluation methods of foamed bitumen mixture, the development and the selection of asphalt foaming additive, the improvement of the manufacture techniques of foamed asphalt, and the technology of modified asphalt foaming.

关 键 词：泡沫沥青 泡沫沥青混合料 冷再生 设计方法 性能研究 

分 类 号：TU528.42[建筑科学—建筑技术科学]