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- mass resistivity of fly ash 飞灰比电阻
- The results show when the content of Al2O3 in the fly ash in entrance and exit of ESP is 44.2% and 47.8%, the resistivity of fly ash is over 1012? 结果发现;电除尘器入口及出口飞灰中铝含量分别高达44.;2%25及47
- The results show that the cracking resistance of binder mixing with silica fume is decreased at the same W/B (water binder ratio), and that addition of fly ash can increase the cracking resi... 结果表明:早龄期时,在相同水胶比条件下,掺加硅灰使胶凝材料体系裂纹扩展阻力明显降低,在低水胶比条件下,掺加一定量的粉煤灰能够明显增加体系的裂纹扩展阻力,掺加20%25的粉煤灰能使胶凝材料具有较高的裂纹扩展阻力。
- Influence of Fly Ash and Silica Fume on Cracking Resistance of RCC 粉煤灰和硅粉对碾压混凝土抗裂性能的影响
- Study of frost resistance of fly ash concrete in the frosty area 新疆严寒地区粉煤灰混凝土抗冻性研究
- Fly ash effeCts"of fly ash added calcium is analyzed qualitatively. 本文从定性、定量两方面分析了增钙灰的“粉煤灰效应”。
- The amount of polyvinyl chloride, amount of natural rubber,mass fraction of aluminate coupling agent based on amount of fly ash,and amount of fly ash were discussed. 制备了再生胶/粉煤灰路面材料,讨论了聚氯乙烯用量、天然橡胶用量、铝酸酯偶联剂质量分数(以粉煤灰用量为基准)和粉煤灰用量对其性能的影响。
- CSH gel with low water content forms in the pozzolanic reaction of fly ash. 粉煤灰的火山灰反应生成的也是含水率较低的CSH凝胶。
- 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。
- A sectional numerical model was used to solve the control equations for the particle mass and charge distributions to study the coagulation of fly ash particles with the R-R mass distribution with the charges having a Boltzmann distribution. 该文采用分段数值模拟的方法,将控制方程在计算域内按照质量和荷电量离散,研究外电场作用下初始粒径分布符合R-R分布,同一粒径的颗粒荷电量符合Bo ltz-m ann平衡电荷分布的荷电颗粒的凝聚。
- The influence of fineness of fly ash on film-forming of two-component polyurethane waterproof coating was studied. 摘要研究了粉煤灰填充双组分聚氨酯防水涂料的效果。
- Comprehensive Evaluation and Utilization of Fly Ash Drained off from Yuntianhua Group Co., Ltd. 云天化粉煤灰的综合评价及利用建议。
- Effect of fly ash on the workability, strength and hydration heat of high belite cement and concrete. 粉煤灰对高贝利特水泥和混凝土的工作性、强度及水化热的影响。
- The fineness of fly ash influences on the solidifying velocity and coating film performance of polyurethane waterproof coating. 粉煤灰的细度对防水涂料的固化速度和涂膜性能都有影响。
- The influence of fly ash and slag powders on the fluidity and compressive strength of cement mortars were investigated. 用不同掺量的矿渣粉及粉煤灰对水泥砂浆流动性和抗压强度进行了试验研究。
- The tests show that the strength is mainly affected by the slurry density, type and dosage of fly ash and curing age. 试验结果表明，影响膏体充填材料强度的主要因素有质量分数、粉煤灰掺量种类以及养护龄期等。
- In this paper, crack resistance of high strength concrete (HSC) was improved by adding mineral admixtures including ground slag (GSL), silica fume (SF) and fly ash (FA). 采用外掺矿物掺合料磨细矿渣、硅粉和粉煤灰的方法来研究它们对提高高强混凝土抗裂性能的作用,并分析了相应的作用机理。
- At the same time, the coagulation mechanism of fly ash coagulant in industrial wastewater has been studied. 探讨了粉煤灰混凝剂对工业废水的混凝机理。
- The kinetics of hydration process of fly ash as well as cement clinker in the fly ash cement were studied. 研究了粉煤灰水泥中粉煤灰和水泥熟料的水化过程动力学；
- Experiments showed that modified gypsums can improve the strength of fly ash autoclaved silicate products. 实验结果显示,改性后的石膏可提高粉煤灰蒸压硅酸盐制品的强度。
