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- char gasification reactivity 煤焦气化反应活性
- The effect of microstructure characteristics of coal and coal char on gasification reactivity was investigated. 研究了不同煤化度煤及煤焦的微观结构及其对气化反应性的影响。
- Removal of heavy oil from the liquefaction residue leads to the decrease of the gasification reactivity of residue char. 脱除残渣中的重质油会降低残渣焦的气化反应性。
- Experimental results also show that the char gasification is one origin of HCN. HCN在制焦温度高于燃烧温度的焦炭燃烧过程中析出，表明焦炭的气化反应是氢释放的一个来源。
- 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。
- Keywords coal char;hydrogasification;gasification reactivity; 煤焦;加氢气化;气化活性;
- Effect of mineral matter in anthracite on its gasification reactivity with steam and CO_2 was investigated by thermo-gravimetric analysis. 在水蒸汽和二氧化碳2种气氛下,采用热重方法考察了6种中国典型无烟煤中矿物质对气化活性的影响。
- Char gasification was shown to be carried out on the inner surface area of microporosity at high temperature, so the microporosity plays an important role in gasification. 结果表明,高温下煤焦气化反应在细孔内表面上进行,细孔对气化反应速率起主要作用。
- EFFECT OF FUSING AGENT ON GASIFICATION REACTIVITY OF CHAR AT HIGH TEMPERATURE 助熔剂对煤焦高温气化反应性的影响
- In non-isothermal TGA, Doyle and Coats-Redfern approximate equations can be used to simulate char gasification behaviors. Comparing with E obtained via isothermal TGA,two approximations obtained the best yield at different heating rates,respectively. 在非等温法中;Doyle和Coats-Redfern近似函数都可以模拟煤焦气化反应过程;两种函数在不同的升温速率下得到了与等温法相近的E值.
- Fu W B, Wang Q H.Unified relationship between kinetic parameters and coal properties of coal char gasification reaction [J].Journal of Combustion Science and Technology. 2000,6 (2): 95-100. [10]傅维标;王庆华.;煤焦还原气体反应动力学参数与煤种的通用关系[J]
- The results show that the gasification reactivity of anthracite chars with steam has a good correlation with the coal rank, i.e. the higher the coal rank, the lower the reactivity. 结果表明，无烟煤焦与水蒸气气化反应的活性与无烟煤的煤化程度相对应，无烟煤煤化程度越高，水蒸气气化反应活性越小。
- catalytic coal char gasification 煤焦催化气化
- gasification reactivity with CO2 CO2反应性
- EFFECT OF CHAR MAKING TEMPERATURE AND COKE FORMING TIME ON CHAR GASIFICATION SPECIFIC ACTIVITY 制焦温度和停留时间对煤焦气化反应性的影响
- Gasification Reactivity of Coal with Lower Ash Melting Point at High Temperature 低灰熔点煤的高温气化反应性能
- Studies for the Catalytic Effects and the Characteristics of Ash in Coal Char Gasification with Steam 对煤焦的水蒸汽催化气化及煤灰的研究
- THEORETICAL ELUCIDATION OF DISTRIBUTED ACTIVATION ENERGY MODEL AND ITS APPLICATIONS IN CHAR GASIFICATION AND SIMULATION DISTILLATION SYSTEMS 分布活化能模型的理论分析及其在半焦气化和模拟蒸馏体系中的应用
- Keywords temperature-programmed desorption;thermo-gravimetric analysis;coal char gasification;ash constituent;catalysis; 关键词程序升温脱附;热重分析;煤半焦气化;灰分;催化;
- Using TGA,reactivity of biomass char in CO_2 atmosphere was studied. 利用热重分析仪研究了CO2气氛下的生物质半焦的反应性。
