• 硬化煤灰水微结构进行了探讨

    The microstructure of hardened cement pastes with and without admixture was also investigated.

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  • 研究煤灰煤灰水泥刨花板性能影响

    The effect of amount and fineness of fly ash on properties of fly ash-cement particle board was studied.

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  • 本文通过大量系统试验分析研究煤灰水泥稳定碎石性能

    Based on the scientific tests, this paper studies improving crack resistance property of cement stability aggregat by fly ash.

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  • 本文揭示了影响掺粉煤灰水泥混凝土碳化的主要因素提出了碳化方程参数

    Some essential factors affecting the carbonation are found, and carbonation equations and its parameters are presented.

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  • 在预备性实验基础采用二次正交旋转组合设计煤灰水泥刨花板进行工艺试验

    Technological experiment of fly-ash cement particleboard was processed with the mathematical model of "Quadratic Orthogonal Rotational Combination Design", based on the preliminary experiment.

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  • 文中研究熟料量、复合激发剂石膏掺量、水泥颗粒粒度公路煤灰水泥影响

    The study is made on the influence of clinker admixture, complex stimulator, gypsum admixture and cement particle size distribution on highway fly ash cement.

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  • 同时还能够提高掺玻璃纤维高钙粉煤灰水泥砂浆和易性强度减小膨胀

    Addition of silica fume into the mix will result in increasing the workability and strength of cement mortar and decreasing the expansion.

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  • 采用灰色关联分析方法研究煤灰水泥颗粒堆积密度煤灰水泥强度流动度的影响

    It studies on the influence of the heaped density of pulverized fuel ash cement granular group on pulverized fuel ash cement strength and fluidity by gray connected analysis method.

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  • 本文研究养护温度煤灰水泥水泥强度CH含量及C_3S水化程度作用

    The effect of the curing temperature on the strength, the CH content and the degree of C_3S hydration of the fly ash cement and pure cement was studied.

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  • 效果以及增强效果两方面综合分析羧酸类物质适合用做煤灰水泥高效助磨剂。

    Comprehensive analysis from the grinding effects and the development of strength, we can know that carboxylic acid substances are more suitable for high-performance fly-ash cement grinding AIDS.

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  • 结果表明,与硅酸盐水泥相比煤灰水泥水化后期水化程度较高浆体总孔隙率低。

    The results show that the degree of hydration of fly ash-cement paste is higher and the porosity is lower than pure Portland cement paste in late ages.

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  • 利用煤灰水泥熟料石灰石膏辅助少量的粉煤灰活性激发剂研究生产高掺量粉煤灰水泥

    The cement gelatin material with fly-ash, clinker, lime, gypsum and a few excitant is studied and produced.

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  • 实验室研究普通水泥混凝土煤灰水泥混凝土在自然条件下碳化规律,历时10

    An experimental study on the regularity of carbonation for cement concrete and con-crete admixed with fly ash in natural condition has been carried out in laboratory for 10years.

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  • 其次,本文研究了几种单体剂固定掺量煤灰水泥矿渣水泥的助磨效果和对水泥性能影响

    Secondly, grinding effect of every monomer grinding aids with fixed content on fly ash cement and slag cement is tested. The effect on the properties of fly ash cement and slag cement is also tested.

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  • 合适的养护温度煤灰水泥材料非常重要,高钙粉煤灰水泥基材料适宜制作水泥混凝土制品。

    Proper curing temperature is crucial to high calcium cement based materials. This materials is suitable for making autoclaved cement and concrete products.

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  • 同时讨论了煤灰水泥硬化物理化学性能水化时间关系,以及硬化浆体中粉煤灰火山灰活性

    At the same time, the relationship between the physical-chemical properties of the harden paste and the hydration age, the pozzolan activity of the fly ash in the harden paste have been discussed.

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  • 提高煤灰水泥中粉煤灰量,降低电耗,并改善粉煤灰水泥性能,进行了助磨剂应用试验研究

    Trial study on the application of grinding AIDS was conducted aiming at improving the quality of fly-ash cement, reducing power consumption of grinding and increasing the adding rate of fly-ash.

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  • 本文采用宏观定性研究微观测试技术结合方法,考察活性激发煤灰水泥浆体早期水化进程影响

    Macroscopic qualitative study and microscopic test technique were combined to examine the effect of the fly ash activator on the early hydrating of cement paste with high volumes of fly ash.

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  • 采用X -射线衍射、热分析、微量热计及压孔仪公路煤灰水泥的水化产物、水化放热曲线、尺寸分布进行了研究。

    The hydrated products and pore size distribution of high road fly ash cements were studied by means of XRD, DTA, Mercury porosimeter, etc.

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  • 煤灰用于生产掺量粉煤灰水泥各种免烧高强新型绿色墙体材料地面材料以及配制中低强度等级高掺量粉煤灰混凝土等。

    This fly ash can be used in producing high addition fly ash cement, all kinds of free-burned new green wall and floor material as well as preparing high addition fly ash concrete ofm...

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  • 剩余煤灰石膏粉出售水泥行业

    The resulting coal ash and gypsum are sold to the cement industry.

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  • 与此同时电站烟囱继续在排着浓烟,往来的卡车煤灰运到附近Ambuja工厂里水泥搅拌

    Meanwhile, smoke continues to pour from the power station chimneys and lorries shuttle backwards and forwards, taking away the fly ash to be mixed into cement at the neighbouring Ambuja factory.

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  • 介绍了在水泥混凝土中,采用煤灰替代30 %水泥掺量粉煤灰混凝土的配合比设计,以及试件力学性能的室内实验结果

    This paper introduces the mix proportion of high fly ash content concrete instead of 30% cement with fly ash and some experiment results of the test examples in laboratory.

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  • 煤灰贝利水泥混凝土工作性强度水化影响。

    Effect of fly ash on the workability, strength and hydration heat of high belite cement and concrete.

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  • 近期主要完成的重大咨询项目硅酸盐煤灰轻质砌块,湿煤灰熟料水泥及其制品

    The recently completed great consultative projects arduded stlicate fly ash lightweight black wet grindign fly ash cemetn without plaster and its products.

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  • 活化煤灰用作水泥混合提高水泥标号或水泥煤灰掺量。

    The activated fly ash, when used as cement blend, can either improve the quality of the cement or heighten the ratio of fly ash in the cement.

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  • 文章通过水泥煤灰基层混合料试验进行煤灰掺量优化分析,探讨了水泥煤灰路面基层材料的性能特征强度形成机理

    Through a compaction test on cement fly ash mixture, the article makes an analysis on the optimized dosage of cement fly ash and discusses the performance character and strength formation mechanism.

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  • 主要分析煤灰品质指标水泥抗裂性影响

    In this paper, the effect of fly ash quality on the crack resistance was discussed.

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  • 结果表明选用低强度等级水泥、用煤灰部分取代水泥以及加入纤维可以一定程度上提高混凝土愈合效果

    The test results show that low grade cement, replacement of cement by fly ash, and adding some carbon fibers are all helpful in improving the self-healing performance of concrete.

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  • 不同掺矿渣煤灰水泥砂浆流动性抗压强度进行了试验研究。

    The influence of fly ash and slag powders on the fluidity and compressive strength of cement mortars were investigated.

    youdao

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