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cement hydration temperature 水化温度
Effects of cement quantity, hydration temperature, cement fineness, water cement ratio, gypsum addition and hydration time on the particle weight of cement were studied. 通过研究水泥称量、水化温度、水泥细度、水灰比、石膏掺量和水化时间对结粒量的影响,探讨了该检测方法的可行性,并计算了结粒量的标准偏差。
Abstract： The calculation system of 3 temperature fields about batten-wall under the mean annual temperature,the cement hydration and the form-covering in winter is presented. 摘要：计算在年气温周期变化下，水泥水化热作用下及冬季模板覆盖下板墙的三种温度场.
High hydration temperature advances the pozzolanic reaction of fly ash. 高温水化条件下粉煤灰的火山灰反应提前发生。
The effects of SAE on the density, absorbency, setting time and cement hydration of cement mortars were studied. 考察了SAE对水泥砂浆的密度、吸水性、凝结时间以及水泥水化速度的影响。
Explained that these four methods are rule the effective methods in study the cement hydration reaction. 说明了这四种方法是研究水泥水化硬化规律的有效手段。
The effects of SAE on the density, absorbency, s etting time and cement hydration of cement mortars were studied. 考察了SAE对水泥砂浆的密度、吸水性、凝结时间以及水泥水化速度的影响。
Morever,with the help of calorimetric method,reaction rule of cement hydration in different state can be studied. 可以研究水泥在不同条件下的水化反应规律。
The kind of admixed coal gangue bas influence on the property of cement hydration. 煤矸石种类对水化性能有影响。
The principle of isothermal calorimetry,typical instrument(TAM Air) and its application in field of cement hydration have been described. 介绍了等温量热法测量的原理、典型的仪器以及在水泥水化研究中应用所具有的特点。
High Performance Concrete(HPC) has significant self-shrinkage due to the consumption of water caused by the cement hydration. 高性能混凝土具有严重的自收缩现象。
Used in ordinary construction works and in making block concrete for which a low hydration temperature is desired. 应用范围:适用于水化温度低的普通建筑施工和制混凝土砖。
The chemical shrinkage caused by cement hydration may bring out the volume change of mortar and concrete,and the appearance of cracking. 水泥水化反应引起的化学收缩会引起砂浆及混凝土的体积变化,可能会导致收缩裂缝的产生。
Due to the character of isothermal calorimeter,we can obtain complete thermogenic curves of cement hydration during hydration process. 通过它可以获得完整的水泥水化过程产热曲线;
The principle of isothermal calorimetry, typical instrument (TAM Air) and its application in field of cement hydration have been described. 摘要介绍了等温量热法测量的原理、典型的仪器以及在水泥水化研究中应用所具有的特点。
The hydration variables of interest to this study were the ratio of fly ash to lime,hydration temperature and hydration time. 分别考察了飞灰/石灰比、水合温度、水合时间对脱硫剂宏观结构的影响。
Dale P. Bentz Three-Dimensional Computer Simulation of Portland Cement Hydration and Microstructure Development[J]. J. Am. Ceram. Soc., 80[1]3-21 (1997) . 董学仁、程新、王少青;等.;波特兰水泥粒度分布对水泥性能影响规律的模拟研究[J]
Ettringite in cement hydration products "Value k" method of XRD and some accurate results were obtained. This method shows practically significant in studying the formation mechanism and stability of ettringite. 摘要本文用X射线衍射法定量分析了水泥水化产物中的钙矾石，得到了较为准确的结果，该方法对研究钙矾石的形成机理和膨胀机理提供了重要的参考依据，具有理论和实际意义。
In this essay, the mechanism of action for arsenic in solidification body is analysed, the mechanism of portland cement hydration reaction and fly ash activation is discussed, and apply theory to make rational explanation for the result of test. 文中分析了砷在固化体中的作用机制,探讨了硅酸盐水泥的水化反应和粉煤灰活性激发机理,并运用理论知识对试验研究结果作出了合理的解释。
The apparent reaction rate constants of pozzolanic reaction could be increased by increasing the specific surface area and hydration temperature of fly ash and adding the additive. 提高粉煤灰比表面积、增大水热温度、使用适当激发剂均可提高该反应速率。