the pozzolanic
火山灰
2025-08-15 13:52 浏览次数 7
火山灰
The pozzolanic reactivity of FBC and PC ashes was investigated based on the kinetics of the pozzolanic reaction.
用化学反应动力学方法研究固硫灰渣的火山灰反应特性,并与粉煤灰进行对比。
In this paper, excitation effects of alkali, gypsum, lime and temperature on the pozzolanic activity of fly ash were researched.
研究了堿、石膏、石灰和温度对粉煤灰火山灰活性的激发作用。
Requirements for the filters to protect fly ash slurry are higher than those in compacted soils; The engineering properties of fly ash are getting better with time because of the pozzolanic action.
由于凝硬作用的影响,粉煤灰的工程性质可能随时间增长而改善,浸水可能不致于使灰的性能恶化;
With the clay in Yancheng area, the author has carried out experimental researches on the pozzolanic reactivity of the low temperature burnt clay and its application as cement admixture.
作者用盐城地区的粘土,进行了低温煅烧粘土的火山灰活性和用作水泥混合材的试验研究。
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。
The result of hydration reaction shows that, with the help of alkali sulphate, the dissolved glass phases of reject fly ash at the early stage mainly join the pozzolanic reaction at the later stage.
水化程度测试的结果则表明,在早期堿式硫酸盐作用下大量溶解的废弃粗粉煤灰中的活性成分,要在后期才能够完全参与火山灰反应。
Activate the potential activity is the main purpose of the study about the pozzolanic properties of fly ash.
粉煤灰火山灰性能的研究主要是研究如何激发其潜在活性。
It is indicated that the pozzolanic activity of the rice husk ash is higher than that of pelletized silica fume, resulting to increase of strength for ordinary concrete and high strength concrete.
活性试验表明,低温稻壳灰火山灰活性超过造粒硅灰,对普通混凝土和高强混凝土都具有强烈的增强作用。
The activity test indicates that the pozzolanic activity of L-RHA surpasses that of palletized silica fume, and L-RHA has strong strength effect on ordinary concrete and high strength concrete.
活性试验显示,低温稻壳灰火山灰活性超过造粒硅灰,对普通混凝土和高强混凝土都具有强烈的增强作用。
The enhancement effect and its sub-effect of superfine slag powder contribute most on slag cement's 28th strengths, in which the pozzolanic effect is the main factor and is amount to 80%.
矿渣微粉的增强效应及其子效应都对矿渣水泥28天强度贡献最大,并以火山灰效应为主,约占总效应的80%。
Utilizing the pozzolanic activity of mineral admixtures, the effect of inhibiting efflorescence of fly ash, slag, silicon fume and zeolite powder was studied;
利用矿物掺合料的火山灰活性等特性,研究了粉煤灰、矿渣粉、硅粉、沸石粉抑制混凝土泛堿的程度;
With the clay in yancheng area the author has carried out experimental research es on the pozzolanic reactivity of the low temperature burnt clay and its application as cement admixture.
作者用盐城地区的粘土,进行了低温煆烧粘土的火山灰活性和用作水泥混合材的试验研究。