ash of coal

Detection of Ash of Coal by Means of Neutron Induced Prompt Gamma-ray Analysis

利用中子感生瞬发γ射线分析方法检测煤的灰分

Distribution and growth characteristics of the root systems of poplar , willow , elm and locust on site of renewed land by fine ash of coal

粉煤灰复田立地上杨、柳、榆、刺槐根系的分布和生长特点

A Study of the Correlation between the Carbon Content in Fly ash of Coal fired Power Plants and Adsorption Quantity of PAHs ( Polycyclic Aromatic Hydrocarbons ) Organic Pollutants

燃煤电厂飞灰碳含量与PAHs有机污染物吸附量之间相关性研究

A new apparatus for measuring the ash content of coal

一种新型煤灰分测量装置

Fast determination of oxide in ash content of coal and coke

快速测定煤、焦炭灰分中的氧化物

Research on the regression model between calorific value and ash content of coal

煤炭发热量与灰分回归模型的建立

Determination of the Ash Content of Coal Using Annihilation Radiation

湮灭辐射法煤炭灰分旁路测量的实现

Influence of Ash of Coking Coal to the Thermal Characteristics of Coke

焦化用煤的灰成分对焦炭热性能的影响

The ash content of coal is an important index in coal trade and utilizing process .

在煤炭交易和煤炭利用中，煤灰含量是其重要指标之一。

Effect of fluxes on the ash behavior of coal by FTIR

红外光谱分析助熔剂对煤灰熔融性的影响

The exploration and improvement of the determination methods on ash composition of coal or coke

煤及焦炭灰成分测定方法的探索与改进

Distributing Law of Ash of Pulverized Coal Used in Iron Blast Furnaces

高炉喷吹用煤粉的灰份分布规律

Study on volcanic ash reactivity of coal cinder at about 900 ℃

低温煤渣火山灰活性的机理研究

Screen test of Flocculant in Dealing with the Hydraulic Ash of Shell Coal Gasification Process

壳牌煤气化工艺灰水絮凝剂筛选试验

Measuring error analysis & control of γ - ray radiac Instrument for measuring ash content of coal

浅析γ辐射煤灰分仪的测量误差与改进

On-Line Determination of Ash Content of Coal Based on the Transmission of Bi-Energy γ - Rays

双能量γ射线透射法煤炭灰分在线测量的实现

The ash content of coal for our country coal-fired boilers commonly is high and low with heat value and volatility .

我国燃煤锅炉的用煤通常灰分高、热值和挥发分低。

A brief summary of a test on fly ash concrete of Coal Wharf of longkou , Shandong Province

山东省龙口煤码头粉煤灰混凝土试验小结

The paper states that it is positive action to use dynamic management and static management at the same time for reducing ash content of coal .

在煤炭灰分的测试、控制中，运用静态管理和动态管理两种方法，对降低煤炭灰分有积极作用。

Indirect determination of sulfide in ash of pulverized coal in thermal power plants by using high-pressure DIGESTION-ATOM absorption method

高压消化-原子吸收法间接测定火电厂粉煤灰中的硫化物

To effectively and economically reduce the ash content of coal and raise the quality of coal products have become a commonly concerned problem .

如何经济而有效的降低煤炭灰分，提高煤炭产品的质量，已成为煤炭企业共同关心的问题。

Brief Discussion on Static and Dynamic Management of Reducing Ash Content of Coal Significance of Producing Low-ash Metallurgical Coal in Relation to Energy Saving

浅谈降低煤炭灰分的静态与动态管理生产低灰炼焦精煤对节能的重要意义

The quantities of PAHs reduce with the increase of ash content of coal or the drop of heating value of coal during coal partial gasification .

提高灰分含量或采用低发热量原煤，可以降低煤部分气化PAHs生成。

In the fly ash of burned coal the content of many trace elements in iron particles happens to be higher than that of calcium and silicon aluminum particles .

在燃煤飞灰中，铁质颗粒中多数微量元素的含量高于钙质和硅铝质颗粒。

The effects of coal type , ash content of coal , size of coal and its distribution , preparation method of coal slurry and condition for test on properties of coal slurry are discussed .

文中还讨论了煤种、灰分、粒度、煤浆制备及测试条件对煤浆性能的影响。

Checks ash content of coal using energy balance of boiler and air preheater ; and consequently realizes the real time monitoring of ultimate analysis and net calorific value of the coal .

通过锅炉本体以及空气预热器的能量平衡分析，采用灰分校正技术，实现了入炉煤元素分析和发热量的实时监测。

Based on the data of technical control , it can be affirmed that the separation action is the prime reason that lead to the higher ash of coarse coal in recovery with hydrocyclone .

根据生产技术检查数据，确认常规分级旋流器存在的分选作用是导致分级旋流器回收粗煤泥灰分偏高的主要原因。

The research results showed that the contact angle of the coal water balance would be highly influenced by the hydrogen and oxygen contents of coal and had a high lining relationship with the ash rate of coal .

研究结果证实，煤水平衡接触角首先受煤中氢、氧元素含量影响最大，其次与煤的灰分产率有很强的线性相关关系。

The ash content of coal can be dropped to 8 % and the yield of beneficiated coal can be reached up to 87.57 % by adjusting the voltage and blast volume properly .

采用摩擦电选，通过适当调节风量、电压参数，可以将喷吹用煤灰分降到8%，精煤产率达到87.57%。

The best proportion of the acid and the time of extraction were studied . Compared with the ash content of coal , the extraction ratio is more than 95 % . Recovery ratio is between 96 % & 104 % .

与其灰分含量相比，煤中矿物质的提取率在95%以上，各元素加标回收率为96%～104%，九次测定相对标准偏差小于4%。