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- 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。
- An approach of data preprocessing was proposed in this paper.The approach was applied to process the original data of calorific value and ash content of coal. 提出一种数据预处理方法,并将它应用于煤炭发热量和灰分的原始数据预处理。
- The express-analysis methods used in some foreign countries to determine ash content of coal ingoing to thermal power plants before unloading from wagons are presented,and a review thereof is given. 介绍国外火电厂入厂煤灰分在卸车前的快速检测方法,包括天然放射性法、载煤车厢称重法、辐射源照射法等,并对其作了评述。
- 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
- Brief Discussion on Static and Dynamic Management of Reducing Ash Content of Coal 浅谈降低煤炭灰分的静态与动态管理
- The effects of coal types, temperature and ash content in coal on the char gasification with CO2 were examined. 用随机孔模型模拟北宿煤反应速率与碳转化率的关系曲线,与未反应芯缩核模型和混合模型模拟结果比较。
- The influence of coal characteristic indices such as caloricity, ash content, and water content on the coal handling system is discussed in the aspects of economy and reliability. 从经济性和可靠性角度分析探讨了煤的发热量、灰分、水分等衡量煤质的特性指标对输煤系统的影响。
- The influence of coal characteristic indices such as caloricity,ash content,and water content on the coal handling system is discussed in the aspects of economy and reliability. 煤质的好坏不仅影响到锅炉的燃烧工况调整、机组的安全运行和电厂的发电能耗,而且煤质和煤种的变化对输煤系统也有直接的关系。
- Micro organic compo-nent of coal was damaged,gelinite decreased,liptinite increased,ash content increased,calorific value reduced and volatile-matter content anomalous. 煤的灰分产率增高、发热量降低;挥发分产率异常。这些特征不仅与原地生成煤构成了明显对比,而且也揭示了这种异地煤的成因机理。
- ash content of coal 煤灰分
- The efficiency of the elimination of such minerals is measured by the ash content of the residual kerogen. 这些无机物的消除程度是用剩余油母质的灰分含量来测定的。
- The results of the flotation experiments shows that the ash content of the washed coal is only half of the coal slurry flotation without comminution by high pressure water jet,and the total sulfur ... 试验结果表明,高压水射流粉碎过的煤泥浮选后其精煤的灰分含量为煤泥直接浮选精煤含量的一半,全硫含量仅为煤泥直接浮选精煤含量的五分之一。
- The content of vitrinite and ash are different in different types of coals. 镜质组有利于割理的形成,其含量越高,储集物性越好。
- The content of ash,the content of soluble mineral matters in CWS,the pore volume and the Zeta-potential properties of coal surface mainly affect the rheological behaviour of CWS. 与煤浆流变性有关的主要煤质因素为煤的灰分质量分数、煤中可溶矿物离子的溶出量、压汞仪所测煤的孔体积以及煤表面的动电位性质;复相关系数为0.;917;
- The ash content of HBS lignin (mason pine) is 0.6%,while the ash content of traditional lignin sulfonate is 21.4%. 从松木中提取的?沸醇木质素的w(灰分)=0 6%25,而传统造纸黑液制得木质素磺酸钙的w(灰分)=21 4%25。
- Ash Content of wheat straw pulp during Soda-AQ cooking and effect of cooking conditions on ash Content are studied. 本文研究了麦草在烧碱-蒽醌蒸煮过程中灰分的变化及蒸煮条件对浆料灰分含量的影响。
- We need to replenish our stocks of coal. 我们需要再次补充煤的储备。
- Prohibition was laid on the export of coal. 禁止煤炭输出。
- The study results showed that paper strength,sizing efficiency and ash content of the sheet with AKD-LT sizing increased significantly. 应用结果表明,经AKD-LT施胶后,纸的强度、施胶度和灰分含量等都有较大的提高。
- The content of REE is closely related to ash content, indicating that the REE content depends mainly on inorganic matter. 稀土元素含量与灰分正相关,表明煤中稀土元素含量主要取决于煤的无机组分含量;