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项目名称:京津城际铁路高性能混凝土耐久性及其应用技术研究完成单位:中国铁道科学研究院铁道建筑研究所等该项目针对轨道结构形式特点和铁路作用环境类别,以高工作性、高耐久性、高体积稳定性为目标,以低水泥用量、低水胶比、低水化热为原则,以掺加多元化胶凝组份、功能性矿物掺合料及优化粒度分布为技术手段,创新性地提出面向环境作用与轨道结构形式的混凝土制备技术理论。
Project Name: Research on Durability and Application Technology of High Performance Concrete in Beijing-Tianjin Intercity Railway Completed by: Railway Construction Research Institute of China Academy of Railway Research Aimed at the characteristics of orbital structure and railway environment, Durability and high volume stability. With the principle of low cement content, low water-cement ratio and low heat of hydration, with the addition of diversified gelling components, functional mineral admixtures and optimized particle size distribution as the technical means, Innovatively put forward the theory of concrete preparation technology oriented to the role of environment and orbital structure.