| 干煤粉加压气化技术的现状和进展 |
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| 引用本文： | 张腊,米金英.干煤粉加压气化技术的现状和进展[J].洁净煤技术,2012(2):74-78. |
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| 作者姓名： | 张腊 米金英 |
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| 作者单位： | 晋中职业技术学院 |
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| 摘 要： | 干法进料的气流床煤气化技术是当今国际上最先进的煤气化技术之一,与水煤浆气化技术相比,具有煤种适应性广、原料消耗低、碳转化率高、冷煤气效率高等优势,有更强的市场竞争力。为了加强对干煤粉加压气化技术的基础研究和应用推广,研究了干煤粉气化炉、气流输送过程、合成气净化系统及其配套工艺,分析了干煤粉气化炉在应用中存在的问题,并针对这些问题提出了解决的思路。概述了国内外大型粉煤气流床气化技术发展的主要情况,分析了干法进料气流床煤气化技术中存在的问题与采取的技术途径。
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| 关 键 词： | 煤气化 干煤粉 气流床 加压 多喷嘴 |
Status and development of pressurized gasification technology of dry coal fines |
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| ZHANG La,MI Jin-ying.Status and development of pressurized gasification technology of dry coal fines[J].Clean Coal Technology,2012(2):74-78. |
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| Authors: | ZHANG La MI Jin-ying |
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| Affiliation: | (Jinzhong Vocational and Technology College,Jinzhong 030600,China) |
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| Abstract: | The entrained flow gasification which adopts dry feeding system is one of the most advanced technology.Compared with coal water slurry gasification,find that it has some pronounced advantages,such as better coal adaptability,lower raw material consumption,high carbon conversion and cold gas efficiency,all help to strengthen its competitiveness.In order to further research and widely popularize this technology,illustrate the dry coal fines gasifier,flow conveying process,synthetic gas purification system as well as its corollary equipments.Provide relevent solutions to the problems existed in gasifier.Summarize the development of large-scale coal fines gasification technology at home and abroad.Emphasize the technical ways by which to resolve problems existed in gasification process. |
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| Keywords: | coal gasification dry coal fines entrained flow bed pressurized multinozzle |
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