煤炭气化,coal gasification
1)coal gasification煤炭气化
1.The development and application actuality of Chinacoal gasification were briefly introduced.简要介绍了中国煤炭气化发展及应用现状,针对不同气化技术的应用热点问题如气化技术选择、煤种对气化技术的影响及适应性、煤炭分级气化及配煤气化等进行了探讨,对多联产发展方向提出了看法。
2.Under the background of fact that petroleum and natural gas price in the whole world are upward constantly,the technological development state of manufacturing chemicals from the international,domesticcoal gasification was introduced.在全球石油和天然气价格不断上涨的背景下,对国际、国内煤炭气化制取化学品新工艺的技术开发状况进行了介绍。
3.In order to reduce atmosphere pollution and increase coal using efficiency, our country gradually developed thecoal gasification technology with China characteristic using introduction of technology for reference, although sometime they served to frustrate.在“十五”规划中 ,各方都强调要推进煤炭气化技术的开发和应用。
英文短句/例句
1.The Development of the Coal Gasification Technology in Foreign Countries and Its Enlightenment on Chinese Commercialized Operation of Coal Gasification;国外煤炭气化技术发展及其对我国煤炭气化商业化运作的启示
2.Analysis of Coal Gasification/Poly-generation to Produce Substitute Natural Gas(SNG);煤炭气化多联产生产代用天然气分析
3.The analysis of coal gasification technology on the selection and analysis of coal quality煤炭气化技术对煤质的选择及适应性分析
4.Presently Developing Situation and Industrialized Prospect of Coal Gasification煤炭气化产业的发展现状和工业化前景
5.The paper introduced the development, application and new development status of the advanced coal gasification The paper pointed out the development tendency of the coal gasification technology.介绍了先进的煤炭气化技术发展、用及最新进展情况,指出了煤炭气化技术的发展趋势。
parison of coal gasification methods among different coal bed and selection of its technology不同床层煤炭气化方法的比较及气化工艺的选择
7.Tap water, heating, air conditioning, hot water, coal gas, liquefied petroleum gas, natural gas, methane gas, coal/charcoal products for household use;自来水、暖气、冷气、热水、煤气、石油液化气、天然气、沼气、居民用煤炭制品;
8.Granular activated carbon from coal for air purificatioGB/T7701.5-1997净化空气用煤质颗粒活性炭
9.On the application of underground coal gasification technology in Zhundong coal field in Xinjiang新疆准东煤田应用煤炭地下气化技术的探讨
10.Mechanism and Integration of Coke Oven Gas & Coal Gas Based Polygeneration Systems for Production of Coke, Chemicals & Power焦炉煤气与气化煤气基焦炭、化工与动力多联产系统及集成机理
11.The Preparation of Carbon Nanomaterials with Coal Gas as Carbon Feedstock via CVD Technique;化学气相沉积法由煤气制备炭纳米材料的研究
12.Ca(OH)_2 Catalytic Gasification of Coal Humic Acid Experimental Study;Ca(OH)_2对煤炭腐植酸催化气化影响的实验研究
13.RULE OF POROUS STRUCTURE OF SEMI-COKE IN THE UNDERGROUND COAL GASIFICATION煤炭地下气化过程中半焦孔隙结构的变化规律
14.Study on Chlorine Release Rules and Dechlorination during Gasification of Coal and Coal-WP Copyrolysis Coke;煤及煤与废塑料共热解焦炭气化过程中氯的变化规律及脱氯研究
15.Technical Research of the Adjusting and Controlling Mechanism of the Underground Gasification of Coal and Computer Emulation;煤炭地下气化调控机理与计算机仿真技术研究
16.Thinking About the Alteration of Energy Sources Composition in Yunnan by Using Underground Coal Gasification;煤炭地下气化促进云南能源结构变革的思考
17.Analysis of Underground Coal Gasification Power Generation Demonstration Project on Lineng Group;里能集团煤炭地下气化发电示范项目浅析
18.The mathematical model of retorting gas exhalation rate in carbonized process of formed coke型煤炭化过程中干馏气体析出速率分析
相关短句/例句
coal gasifies the cooker煤炭气化炉
3)gas retort煤气炭化炉
4)retort gas炭化炉煤气
5)underground coal gasification煤炭地下气化
1.Mathematical model and trial study on seam-cavity growth ofunderground coal gasification;煤炭地下气化燃空区煤层扩展模型与试验研究
2.Application of hydraulic technology inunderground coal gasification;液压技术在煤炭地下气化中的应用
6)UCG煤炭地下气化
1.The recent study and development ofUCG in China;中国煤炭地下气化的近期研究与发展
2.Study of Secondary Fire Source byUCG Model;再生火源现象的煤炭地下气化模型实验研究
3.Method of Multi-point Two-stage Underground Coal Gasification (TSUCG);多点两阶段煤炭地下气化方法
延伸阅读
煤炭气化煤炭气化coal gasification化的温克勒(Winkler)流化床气化炉建于德国哈雷的洛伊纳厂,同时开始了煤加压气化的研究。1936年第一台加压固定床鲁奇气化炉实现了工业化。1952年第一台工业化的气流床气化炉—K一T炉在芬兰建成投产。从1956年开始,作为煤气化方法一的另一个分支—熔融床气化法也相继出现。现在煤气化技术的应用已相当广泛。70年代以来,由于洁净煤技术的发展,煤气化联合循环发电技术的出现,把煤气化技术的开发提到一个新的高度,显示出广阔的前景。在这20。年期间,煤气化技术经历了一个由低级向高级技术发展的演变过程,这是随着空气、空气加水蒸气、氧化加水蒸气、氢气等气化介质的先后采用,气化用煤的选择及考虑到煤气的用途而不断更新的。原理及化学反应过程以煤(半焦或焦炭)为原料,以氧(包括空气、富氧、纯氧)、水蒸气、二氧化碳或氢为气化介质、使煤经过最低限度的氧化过程,将其中所含的碳、氢等物质转化成一氧化碳、氢、甲烷等有效成分的一个多相反应的化学过程。 一煤炭气化的主要化学反应过程有以下4种:①氧化燃烧反应c+02一coZ+393.7kJ/mole+冬。。一eo+1 lo.4kjzmol‘②还原反应(或称发生炉煤气反应)「C+CO:~2C0+HZ一171·skJ/mol③水煤气反应C+HZO~CO+HZ一175.7kJ/molC十ZHZO一COZ+ZH:一179.IkJ/molCO十H:O一COZ十H:十3. 3kJ/mol④甲烷化反应C+2H2~CH4十74.gkJ/molCO+3H2一CH、+HZO十250.2kJ/mol(催化合成甲烷的主要反应)ZCO+2H2一CH4+COZ+247.2kJ/mol-CO+4H2~CH4+2H20+253.skJ/mol煤炭气化分类进人20世纪以来的近10。年中,煤炭气化技术有了更大的发展,其方法众多,分类也不尽相同。有效的煤炭气化方法是根据不同过程参数和所用不同燃料种类进行分类的,如以原料的形态为主进行分类,有固体燃料气化,液体燃料气化,气体燃料转化及固/液混合燃料气化等;以人炉煤的块度为主进行分类,有块煤气化(6一1 oomm)、小颗粒煤(0 .5一6om)气化、粉煤(<0,lmm)气化(人炉燃料以煤/油浆或煤/水浆形式的,均归人小粒煤和粉煤气化法中);以气化过程的操作压力为主进行分类,有常压气化或低压(o一35kN/emZ)气化、中压(70~35okN/emZ)气化和高压(>700kN/c mZ)气化;以气化介质为主进行分类,有空气鼓风气化、空气一水蒸气气化、氧一水蒸气气化和加氢气化等;以排渣方式为主进行分类,有干式或湿式排渣气化、固态或液态排渣气化、连续与间歇排渣气化等;以入炉煤在炉内的过程动态进行分类,有固定床(移动床和重力床)气化、流动床气化、气流(夹带)床气化和熔融床(溶渣或熔盐、熔铁水)气化等。