| 连续式蓄热燃烧器的优化设计 |
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| 引用本文： | 张建军,冯自平,邹得球,徐今强,肖睿.连续式蓄热燃烧器的优化设计[J].工业炉,2010,32(1):25-28. |
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| 作者姓名： | 张建军 冯自平 邹得球 徐今强 肖睿 |
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| 作者单位： | 1. 中国科学院广州能源研究所,广东,广州,510640;中国科学院研究生院,北京,100049
2. 中国科学院广州能源研究所,广东,广州,510640 |
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| 摘 要： | 分析了国内外关于连续式蓄热燃烧技术及自蓄热燃烧器的研究现状与应用情况,针对自蓄热式燃烧器普遍存在的燃气"短路"现象,提出三种自蓄热式高温空气燃烧器结构方案,并通过Fluent软件对几种形式的燃烧器在辐射管上进行了冷态模拟。结果表明:在自蓄热燃烧器上对空气和烟气通道做变径,在变径处的侧面上开孔,这种结构形式可以有效的削弱气体"短路"现象,火焰的体积几乎扩散到整个辐射管,火焰的局部高温减少,温度场的分布更加均匀。辐射管沿纵向温度分布均匀,温差较小,NOx的排放浓度可达到50×10-6以下。
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| 关 键 词： | 高温空气燃烧 自蓄热燃烧器 数值模拟 优化 |
Optimum Design of Contiguous Regenerator Burner |
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| ZHANG Jian-jun,FENG Zi-ping,ZOU De-qiu,XU Jin-qiang,XIAO Rui.Optimum Design of Contiguous Regenerator Burner[J].Industrial Furnace,2010,32(1):25-28. |
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| Authors: | ZHANG Jian-jun FENG Zi-ping ZOU De-qiu XU Jin-qiang XIAO Rui |
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| Affiliation: | 1.Guangzhou Institute of Energy Conversion;Chinese Academy of Sciences;Guangzhou 510640;China;2.Graduate School;Beijing 100049;China |
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| Abstract: | This work is concerned with the development and application study of high temperature air combustion self-regenerator burner.The attention is focused on optimization of regenerative burner to overcome the short-circuit phenomenon about self-regenerative burner.Three kinds of burner here are proposed.The simulation results of different type of regenerative burner indicate that one of the selfregenerator burners can work well in the radiant tube heater.It can overcome the short-circuit of regenerative burners... |
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| Keywords: | high temperature air combustion self-regenerator burner numerical simulation optimization |
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