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- In this paper,excitation effects of alkali,gypsum,lime and temperature on the pozzolanic activity of fly ash were researched. 研究了碱、石膏、石灰和温度对粉煤灰火山灰活性的激发作用。
- 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。
- By-product materials like lime kiln dust (LKD), cement kiln dust, and fly ash are usually used to modify pavement subgrades. 摘要石灰炉渣和水泥炉渣常用于加固路基土。
- Reuse of Bottom and Fly Ash and. 火力发电厂灰渣废水二次处理再利用。
- The cement stabilized aggregate and the lime fly ash stabilized aggregate are two typical semi-rigid base course materials. 水泥稳定粒料和二灰(石灰、粉煤灰)稳定粒料是两种典型的和常用的半刚性基层材料。
- This paper introduces raw material treatment, production thchnology and product properties of making fly ash brick retted with fly ash, lime, gypsum and chemical retting. 本文介绍以粉煤灰、石灰、石膏和化学浸渍液生产粉煤灰水浸砖的原料处理，生产工艺和产品性能。
- Two kinds of pH buffers,lime and fly ash were used to adjust pH in the leachate,and the impacts on leachate recycle and waste stabilization were discussed. 本文采用两种缓冲剂,熟石灰和粉煤灰对渗滤液pH值进行调节,讨论它们对渗滤液回灌、废物稳定化的影响。
- The results show that fly ash itself has no pozzolanic activity;while the alkali,gypsum,lime have grea excitation effects on the pozzolanic activity of fly ash. 结果表明,粉煤灰不具有自硬性,碱、石膏和石灰对粉煤灰火山灰活性有很强的激发作用。
- Under the complex geological condition where the backfill is on thick soft clay, the design method of combining fly ash concrete pile and lime pile is presented. 针对深厚软粘土上覆新回填土的复杂地质条件，提出了粉煤灰混凝土桩与石灰桩联合进行地基处理的设计方法。
- Non-fired and non-steamed bricks are peoduced by means of utilization of industry waste residues such as red mud,fly ash and lime cinder in aluminum industry. 利用铝厂赤泥、粉煤灰和石灰矿渣等工业废渣生产免烧免蒸砖,不仅是解决工业废渣资源化的有效途径,而且对于企业的经济效益和国家的新型建筑材料的发展都有一定的意义。
- In this paper,lime and fly ash stability aeolian sand as a subbase material was researched,through researching the aeolian physical properties,mechanical properties in laboratory. 风积沙是沙漠地区最为丰富的物质,由于其工程性质较差,目前仍未被广泛用作沙漠地区公路筑路材料。
- This paper describes that a series of MC mortar powder which have been developed,adopting fly ash,lime and a little amount compound excitant as main raw materials. 以粉煤灰、石灰为主要原料加入少量复合激发剂研制成MC砂浆粉系列产品,按给出的灰砂比可配制出不同标号的砂浆,其操作性好,使用方便。
- Fly ash based geopolymeric concrete has been gained through orthogonal designs without any cement or cement clinker or lime,with the help of alkali-activator. 通过正交试验,以原状低钙粉煤灰为原料,在碱性激发剂作用下,制备了地聚混凝土。
- Durability Properties of High Volume Fly Ash Con-cretes. 结构混凝土中粉煤灰掺入量是30%25-70%25，但没有路用性能的分析。
- Fly ash can be take as high quality admixture of concrete. 处理后的粉煤灰可作为优质的混凝土掺合料。
- 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”。
- Ultra - high strength aerated concrete with a volume density of below 1000kg/m3 and compressive strength of above 15 MPa can be produced by adopting comprehensive technical means such as activated lime, activated fly ash and adndxtures. 采用活化石灰、活化粉煤灰和外加剂等综合技术途径，制各密度小于1000kg/m3、抗压强度大于15MPa的超高强度加气检。
- The effect of cement specific surface area and the amount of ground granulated blast furnace slag, fly ash, lime stone powder, exit kiln dust mixed in cement on the cement colorimeter was tested. 试验研究了水泥比表面积以及水泥中矿渣粉、粉煤灰、石灰石粉和窑灰掺入量对水泥色度的影响。
- Fly ash, lees and sludge are three representational castoffs from industry. 粉煤灰、糟、泥是是工业三废中具代表性的三种废弃物。
- 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。
