The influence of magnesium oxychloride cement's strength and water-resistant in variant fly ash blend is studied by contrast test, and the best fly ash blend is obtained. 通过对比试验研究了不同掺灰量对氯氧镁水泥强度和耐水性的影响,得出粉煤灰最佳掺量;
This paper presents testing results on a wide range of fly ash, after analyzing the effects of test methods on the resulted density. 本文通过大量的粉煤灰击实试验和相对密度试验,分析了试验方法对设计密度的影响。
The Research on Pure Fly Ash Embankment Centrifuge Model Test 纯粉煤灰路堤土工离心模型试验研究
Prediction of Long-term Effect on High Performance Fly Ash Concrete Bridge Based on Short-term Test Result of Shrinkage and Creep 基于收缩徐变短期试验结果的高性能粉煤灰混凝土桥梁长期效应预测
The fusibility of Shenmu coal ash with kaolinites was studied by the ash fusion test in a mild reducing atmosphere. 本文研究了高岭石在弱还原气氛中对神木大柳塔煤灰熔融性的影响,考察了煤灰熔融时矿物组成的变化。
Pharmacopeia method was used in water soluble extractives and limit test for heavy metals and total ash and acid-insoluble ash to test the quality in Lumbricus from different origin. 采用药典方法分别测定浸出物、总灰分和酸不溶性灰分和进行重金属检查,综合考察不同产地地龙的内在质量。
Soon, though, airline companies began complaining that the ash was no longer a problem, and running test flights to prove their case. 然而,很快航空公司开始抱怨火山灰已经不再是一个问题,并且通过试航证明了其判断。
ICP-AES method is used to measure trace germanium in fly ash. The influences on test are studied by pre-treatment of samples, effect of acid matrix, spectrum and plasma measurment conditions. 建立了ICP-AES法测定粉煤灰中微量锗的方法,研究了试样预处理、酸基体效应、光谱干扰、等离子体测定条件对测定结果的影响。
Ash deposit improvement test and analysis of ash-retention dam in an ash lagoon of Yizheng thermal power plant 仪化热电厂贮灰场灰基加固试验与挡灰坝分析
The effects of the gas flow, dust concentration, and the positive and negative discharge intensities on the agglomeration efficiency were studied. Talcum powder and boiler fly ash were used as the test powder. 以滑石粉和锅炉飞灰为实验粉尘,研究了气流速度、含尘浓度、正负放电强度配合等因素对凝聚效率的影响。
On the basis of the fly ash's lixiviation test of the second power plant of Taiyuan, we study on the rules of the fly ash stored there has an effect on the water environment. 以太原二电厂粉煤灰浸出试验为例,对火电厂粉煤灰长期堆放造成水环境污染的规律进行研究。
This paper researches the physical property and chemical constituent of fly ash in Jiulong waste-burning power plant, carries out test and analysis on the strength of high additive fly ash concrete, and proposes the new way of its application in underground workings support. 深入研究了九龙矸石电厂粉煤灰的物理性质及其化学成分,并对高掺量粉煤灰混凝土强度进行了试验分析,得出了高掺量粉煤灰混凝土技术在井下巷道支护的新途径。
Based on the study of the physical and chemical property of char particles in fly coal ash, the paper has expounded the basic principle governing wet separation of char particles from fly coal ash and presented the results achieved from single test, orthogonal test and classified flotation test 在粉煤灰炭粒理化性质研究的基础上,论述了粉煤灰湿法选炭的基本原理,给出了单元浮选试验、正交试验和分级浮选试验结果
In order to understand the effect of blended coal combustion on the emission of fly ash especially fine particles, combustion test was done for three bituminous coals and their blends in a drop tube furnace. 为了解混煤燃烧对飞灰颗粒尤其是超细颗粒排放特性的影响,在一维沉降炉上对平朔、大优及神木3种烟煤及其混煤进行燃烧试验。
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. 介绍了在水泥混凝土中,采用粉煤灰替代30%水泥的高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。
The bond strength between steel bar and 30~ 100MPa concrete with rice husk ash and silica fume is test, and the effect of rice husk ash on the bond strength is discussed. 对掺有稻壳灰和硅灰、强度在30~100MPa的混凝土-钢筋粘结强度进行了试验,分析讨论了稻壳灰等高硅火山灰材料对混凝土-钢筋粘结强度的影响。
Compared with an ash test, it is simpler and quicker, by which sample preparation can be greatly simplified, with an improved sensitivity and accuracy. 与原有灰分法相比,该方法简便快速,大大简化了样品的预处理过程,同时其灵过度和准确度也得到提高。
Experimental Study of Compound Activator for Cementitious Materials Filled with Fly Ash Mechanical property test on the thin wall metal cylinders filled with polyurethane foam 粉煤灰充填胶凝材料复合激发剂试验研究充填聚氨酯泡沫的薄壁金属筒的力学性能研究
The sand test and model land test were the proof of the stimulation of litter on the growth of ash. On Sand Test. 室内砂培试验证明、落叶松的枯枝落叶能促进水曲柳的生长,模拟样地试验验证了室内砂培试验的结果。
The effect of fine process on fly ash has been studied by test, as well as the characteristic of fine fly ash. 试验研究了粉煤灰的细磨加工效应和细磨灰的特性。
The compression strength of carbonated fly ash aerated concrete test pieces reduces at different degree compared with that of non carbonated ones no matter it is carbonated by nature or manual work, the carbonation coefficient is less than one. 无论自然碳化还是人工碳化,碳化后的粉煤灰加气混凝土试件的抗压强度与未碳化试件的相比均有不同程度的降低,碳化系数小于1。
The Analysis of Influence Factor to Fly Ash Resistivity Test 飞灰比电阻测试影响因素的分析
The leaching toxicity of fly ash test block stays relatively stable in the pH range of 1 to 13. 预处理飞灰固化块有着较强的抵御环境变化能力,重金属浸出毒性在pH值1~13的范围内都比较稳定。
The Ash Resistivity and Test Technology 燃煤飞灰比电阻及测试技术
NOx emission and unburned carbon in fly ash are analyzed based on full scale adjustment test. 通过全面的燃烧调整试验,对NOx排放特性和飞灰可燃物Cfh的各种影响因素进行了比较。
The fusibility of coal ash is an important conventional test item of coal used for power generation and gasification, but identifying fusibility of coal by visual observation is a burdensome and time-consuming work, and the error of identification being comparatively large. 煤灰熔融性测定对动力用煤和气化用煤来说是重要的常规测试项目,但人工观察判定煤灰熔融特性繁杂耗时且识别误差较大。
On the basis of physical and mechanical test incorporate a certain amount of fly ash and lime into Aeolian soil to improve the test. 在风积土的物理力学试验的基础上,掺入一定比例的石灰、粉煤灰进行改良试验,通过对比分析可得出石灰、粉煤灰改良土的工程特性。
So that we try to stimulate the activity of the waste fly ash through the levigation test, change the grinding time to improve the screen cushion and the loss on ignition and the specific surface area. 然后,通过磨细的物理方法对废弃粉煤灰的活性进行激发,通过改变研磨时间改变粉煤灰的筛余量、烧失量和比表面积。