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水泥矿物水化率的测定与特性分析
  • 期刊名称:河南理工大学学报(自然科学版),27(5),586-592,2008
  • 时间:0
  • 分类:TQ031.5[化学工程]
  • 作者机构:[1]河南理工大学物理化学系,河南焦作454003, [2]河南理工大学材料学院,河南焦作454003, [3]深圳市土木工程耐久性重点实验室,深圳大学,广东深圳518060, [4]河南理工大学能源学院,河南焦作454003
  • 相关基金:国家自然科学基金资助项目(50538060);河南省杰出青年人才基金资助项目(0512002600);深圳市土木工程重点实验室资助项目(CED07-04)
  • 相关项目:大气与冻融环境混凝土结构耐久性及其对策的基础研究
中文摘要:

水化程度和水化速度是进一步研究水泥矿物化学成分的转化及水泥基建筑材料耐久性的重要参数.通过测定不同水化龄期的水泥试样的化学结合水量可以间接测定水泥水化速度,即水化率.实验中找出了一些容易影响测定化学结合水量的因素和问题,并对水泥新鲜烧失量和化学结合水量的测定方法中关键的细节操作做了相对合理的处理,同时也对不同配方水泥试样同一龄期的水化情况进行了测试.通过对实验数据进行综合分析,找出了不同配方水泥试样的水化规律.

英文摘要:

The content of the chemical combined water and hydration rate are the important parameters for studying the conversion of the chemical composition in cement mineral and the durability of the cement construction materials. Through measuring the content of the chemical combined water of cement, namely hydration rate, which was hydrated in different solution and different period to indirectly determine cement hydration velocity. Amount of factors and problems, which easily impact the measurement of the loss of weight on ignition and the content of the chemical combined water, was studied. Some improvement methods were brought up to measure the quantities of freshness loss of weight on ignition and the content of the chemical combined water about cement more accurately. Along with it, the precise hydration instance of different com- position cement in same hydration period was measured. Through analyzing the experimental data, different cement hydration law was got out, which is able to offer reference to further study of cement materials.

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