中煤

酸性体系H2O-NaBr混合溶剂中煤的电化学脱硫研究

Study on Electrochemical Desulfurization of Coal in Acidic System with H_2O-NaBr Mixtures

中国石油（petrochina）上涨4.6%，收于18.35元人民币；中煤能源（chinacoalenergy）涨3.5%，收于17.99元。

PetroChina rose 4.6 per cent to RMB 18.35 and China coal energy added 3.5 per cent to RMB 17.99 .

香港上市的中煤能源（chinacoalenergy）股价昨日盘中创下新高，该公司此前宣布计划在上海进行二次发行。

Hong Kong-listed shares of China coal energy rose to a record intraday high yesterday after the company announced plans for a secondary listing in Shanghai .

在实验室对不同瓦斯（CO2，CH4，N2等）吸附过程中煤体温度的变化进行了研究，证实煤体吸附瓦斯的过程是放热过程；

Experiment on change in coal temperature during the process of adsorbing different gases ( CO2 , CH4 and N2 ) was carried out in lab .

中煤煤浆亦能有效去除烟气中的SO2，反应过程中煤浆pH的降低对SO2去除率的影响不大。

Middling coal slurry can also remove SO_2 from flue gas effectively with little effect of pH fall of the coal slurry on the removal rate of SO_2 during the reaction process .

通过改造60万t跳汰系统，实现对A、B、C系统中煤再洗，使主系统洗九级精煤时，回收率提高了2%～4%。

By improving the 0 . 6 Mt jig preparation system , to realize re-separation for middling of A , B , C system , the recovery have raiaed 2 % ~ 4 % when the main system separat 9 level clean coal .

鉴于循环流化床（CFB）锅炉燃烧过程中煤自脱硫能力的充分发挥，CFB锅炉脱硫效率中煤的自脱硫作用具有一定贡献。

Circulating fluidized bed ( CFB ) boiler can bring the self-desulfurization of coal into full play , so the self-desulfurization of coal makes contribution to CFB boiler desulfurization efficiency .

探讨QI组分影响煤沥青热聚合改质的机理，结果表明，原料煤沥青所含原生QI炭微粒促进了热聚合改质过程中煤沥青芳烃分子的聚合。

The mechanism of action of the QI component on the modification of coal-tar pitch has been explored . It is found that the primary QI carbonaceous particles enhance the polymerization of aromatic hydrocarbon molecules during the thermal modification .

根据三向应力状态、有压瓦斯流过煤试样的荷载-卸载实验结果，定义了卸载弹性系数E′和煤层卸载瓦斯渗透率K′，讨论了卸载过程中煤的弹性能量释放和瓦斯流动问题。

The paper defines the unloading elastic coefficient , E ' , and the gas permeability coefficient of destressed coal seam , K ' , based on the triaxial stress state and results of loading and unloading tests with pressurized gas passing through coal samples .

首先通过FLAC3D软件对矿山巷道掘进过程中煤岩内部应力场分布规律进行数值模拟；

First the distribution laws of stress fields in the course of mine tunnel excavation are simulated by means of FLAC3D software .

在今年亚洲10起最大的本币企业债发行案中，9起来自中国的大型公司，比如中煤能源（cce）和中国石油天然气集团公司（cnpc）。

Of the 10 biggest local currency corporate bond sales in Asia this year , nine have come from Chinese behemoths such as China coal energy and China National Petroleum Corp .

本文提出利用灰色系统理论进行煤自然发火试验中煤体温度定量预测的新方法，根据煤自燃基本规律，建立灰色预测GM（1,1）模型并进行预测。

In this article , a new method is put forward to forecast quantificationally the coal temperature in the coal autonomic combustion examination with gray sys - tem theory , according to basic rule of coal autonomic combustion , gray forecast model GM ( 1,1 ) is founded .

改变中煤处理系统产品结构的探讨

Approach on changing product structure with medium thickness seam dealing system

构造抬升过程中煤储层压力的定量分析

Quantitative analysis on coal reservoir pressure in process of geologic uplifting

溴化钠水溶液体系中煤的电化学脱硫

Sulfur removal from coal by electrolysis in sodium bromide solution system

焦化生产中煤岩学应用现状及对策分析

Application status and countermeasure analysis of coal petrology in coking production

蒸汽锅炉后拱改造及燃烧中煤技术

Reform of boiler rear arc and burning technique of medium coal

水相中煤的电性及其影响因素的研究

Study on the Electro-property in aqueous phase and its affect factors

流化床中煤掺混垃圾燃烧时受热面积灰的研究

Ash Deposition During Co-Combustion of Coals with MSW in AFBC

用超声技术测水煤浆中煤浓度的试探

Measurement of coal concentration in coal - water slurry by ultrasonic technique

包钢中煤自动称量及管理系统的设计与应用

The deign and application of Baogang Zhongmei station Auto-weighting system

焙烧过程中煤沥青粘结剂行为分析

Analysis of the coal pitch binder behaviour during baking process

精煤、中煤、煤泥、焦炭销售。

Plant , China coal , Meini , coke sales .

变形过程中煤样渗透率变化规律的实验研究

Testing Study on coal specimen permeability during solid deformation process

煤直接液化中煤浆黏度变化研究进展

Research Progress on viscosity change of coal slurry during direct coal liquefaction

实施中煤再洗工艺增加精煤产率

Implementing the middlings rewashing process to increase cleaned coal yield

碱性体系中煤中有机硫的电化学脱除研究

Organic Sulfur Removal from Coal in Alkaline System by Electrolysis

中煤水文地质局绩效考核体系研究

Study on the Performance Evaluation System at Coal Hydrogeololgy Bureau of China

矸石再洗中煤工艺改造及指标预测

Improvement and Index Forecast of Middling of Refuse Repreparation

疏水絮凝&浮选法分选主焦中煤的研究

Research on Separation of Middlings from Prime Coal by Hydrophobic Flocculation ── Flotation