半焦是泥煤、褐煤和高挥发分的烟煤等经低温(500~700℃)干馏得到的固体产物。 由于不粘结煤干馏时不软化熔融, 仅脱去部分挥发分, 因此有时将由不粘结煤低温干馏制得的固体产物称作干馏炭,以区别于由粘结煤低温干馏,经软化、粘结得到的固体产物。
改性褐煤半焦用于柴油选择性吸附脱硫研究_stmopen 关键词】: 柴油 吸附脱硫 半焦 改性 [gap=951]Keywords】: Diesel oil,Absorptive Desulfurization,Semi-coke,Modify
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... 碳化物燃料增殖[反应]堆 carbide-fuelled breeder 半焦 carbocoal 石炭酸,苯酚[C6H5OH] carbolic acid ...
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半焦炭 semicoke ; coalite ; semi coke
半焦产率 char yeild ; CRad
半焦弦 semi-focal chord
半焦收缩系数 contraction coefficient of char
褐煤半焦 partially carbonized lignite ; lignite semi-coke
半焦化 carbonization at low temperature ; semi-coking
热解半焦 pyro-char ; Pyrolysis char
半焦化层 zone of semi-coking
半焦化炉排 semi-coking stoker
The influence of temperature and moisture on charateri stics of pyrolysis gasification semicoke was investigated by Fourier transform i nfrared spectroscopy (FTIR).
采用傅立叶变换红外光谱(FTIR)法分别考察了温度和水分对 生 物质 热解气化半焦特性的影响。
参考来源 - 新鲜生物质热解气化半焦特性的FTIR研究—《安徽理工大学学报·自然科学版》—2008年第2期—龙源期刊网In the last part of article, the author studies the surface characteristics of raw coal and semicoke of pulverised and micro-pulverised coal.
本文再最后部分提出了细化和超细化煤粉的原煤和半焦的表面特性。
参考来源 - 超细煤粉燃烧机理研究An assumption could be derived from the variation of coal-char sizes that there maybe exist an optimal coal-char size range that made abundant porosity and bigger pore specific areas to enhance the gasification reaction.
在一定的气化工况下,煤焦可能存在一个合适的颗粒尺寸范围,使得挥发分的析出比较彻底,煤焦气化反应进行得比较充分,半焦颗粒的比表面积、孔比表面积和孔容积都能得到充分的发展。
参考来源 - 半焦孔隙结构和加压燃烧特性的试验研究The results show that, for three biomass chars, the reactivity in steam and CO_2 has same trend. With carbon conversion, the reactivity increases and the reaction rate increases firstly, then decreases.
研究表明三种生物质的反应活性表现出相同的趋势,随着转化率的增加,反应速率先增加后减少,反应性一直增加,同时发现不同半焦的反应性存在一定的差异,另外水蒸汽气化的反应速率是CO_2气化时的2倍。
参考来源 - 生物质气流床气化特性及半焦气化动力学研究·2,447,543篇论文数据,部分数据来源于NoteExpress
该球磨条件对其它褐煤半焦同样适用。
And this grinding condition is also feasible to other lignite chars.
活性半焦的脱硫性能与其制备条件密切相关。
The desulfurization property of activated char has close relationship with its preparation conditions.
在实验室研究了海拉尔褐煤半焦的反应性能、比电阻等性质。
Some properties of Hailaer lignite char were studied in lab, such as the reactivity and electric resistivity.
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