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1)  oxygen removal by combustion
燃烧除氧
2)  low oxygen combustion
低氧燃烧
1.
The influence of low NO X combustion technology,including low oxygen combustion and flue gas recirculation,on the heat transfer performance of ball packed bed regenerator,has been numerically investigated.
通过数值计算 ,研究了低 NOX燃烧技术 ,包括低氧燃烧和烟气再循环 ,对填充球蓄热室传热性能的影响。
2.
Based on the analysis of some kinds of low oxygen combustion,a low oxygen burner with self-circulation of flue gas was developed with contracted/dilated air channels.
在分析了工业中几种低氧燃烧方式的基础上,将收缩-扩张结构用于燃烧器空气通道,开发出了烟气自循环式低氧燃烧器,同时借助FLUENT软件对燃烧器进行了大量数值模拟研究。
3)  Combustion oxidation
燃烧氧化
1.
A new method has been developed for determination of sulfur content in methanol by using combustion oxidation coupled ion chromatography.
提出采用燃烧氧化偶联离子色谱法测定甲醇中硫含量的新方法 。
4)  oxygen-enriched combustion
富氧燃烧
1.
Environmental influence and energy-saving characteristic of oxygen-enriched combustion;
富氧燃烧的节能特性及其对环境的影响
2.
Numerical Simulation of Oxygen-enriched Combustion and NO_x Emission Characteristic of Gas Boiler;
燃气锅炉富氧燃烧及NO_x排放特性的数值模拟
3.
Research on oxygen-enriched combustion during the cold start phase in a gasoline engine
汽油机冷起动过程富氧燃烧试验研究
5)  oxy-fuel firing
全氧燃烧
1.
Following the publication of the paper "oxy-fuel firing of glass furnace",the article has further discussion on reliability of oxy-fuel technology and economics of operation,how to try to get non-operating revenue and how to keep glass industry development in a harmonious and sustainable way.
该文系"玻璃熔窑的全氧燃烧"一文发表之后,就业内人士存在的疑虑,对全氧燃烧技术的可靠性和运营的经济性,如何争取营业外收入,以及如何保持玻璃行业和谐、持续发展进行了更进一步的探讨。
2.
Oxy-fuel firing mechanism of glass furnace is development of glass industry, the key of oxy-fuel firing glass furnace energy saving lies in glass furnace design of the combustion space, in this paper, through the Comparison of oxy-fuel firing and air combustion in glass furnace, can be seen oxy-fuel firing combustion space compared with traditional air combustion have a substantial narrowing.
玻璃窑炉全氧燃烧是玻璃工业发展方向,全氧燃烧玻璃窑炉节能关键在于玻璃熔窑的燃烧空间设计,本文对全氧燃烧与空气助燃玻璃窑炉的燃烧空间进行对比,得出全氧玻璃熔窑燃烧空间与传统空气助燃相比可大幅度缩小。
6)  oxygen bomb combustion
氧弹燃烧
1.
Sulfur content in crude oil certified reference material was deterimined by oxygen bomb combustion and ion chromatography method.
采用氧弹燃烧-离子色谱法对原油标准物质中的硫含量进行定值。
2.
The method of determining total fluoride in tea has been investigated,with oxygen bomb combustion and ion chromatography.
采用氧弹燃烧-离子色谱方法研究茶叶中氟离子的测定。
补充资料:低NO_x煤粉燃烧器


低NO_x煤粉燃烧器
low NO_x pulverized-coal burner

(1 iN()[11、、一f、一、一:一、11:一,‘一i低NO二煤粉燃烧器(low NOJ pulverized一eoalburner)能降低和抑制NO,生成的煤粉燃烧器。低N认煤粉燃烧器通过特殊的结构设计,采用空气分级(见空气分级)、燃料分级(见二次燃料再燃烧)、浓淡燃烧和烟气再循环等技术措施,尽可能地降低燃烧区的氧浓度和火焰的峰值温度,减少在高温区的停留时间,抑制NO,的生成,或使已生成的NO,在下游区域还原成NZ。其中空气分级是应用最广.比较成熟的低NO,技术。现有电站锅炉上采用的低NO,燃烧器的结构型式很多,随着制造厂的不同而有较大的差异,但基本原理类同。 双调风旋流燃烧器将二次风分成内二次风和外二次风两股气流,通过调风器和旋流叶片分别控制各NO,的生成,见图5。二次空气SGR一孟二次空气一次空气二次空气S口砚一二次空气 图5 SGR燃烧器 对于采用低NO,嫩烧器的锅炉,除燃用贫煤和无烟煤的以外,经过燃烧优化调整后,通常均可使NO,的排放量低于650 mg/m3(02=6%)(液态排渣锅炉NO,的排放量可能会比较高)。对于已有锅炉改用低NO二燃烧器时,因燃烧推迟而有可能会使效率降低一些。自的风量和旋流强度,以调节一、二次风的混合,使其在燃烧器出口附近的火焰根部形成缺氧富燃料区,使燃烧推迟,火焰温度降低,NO,的生成量减少,在下游形成富氧的燃尽区,保证燃料的完全燃烧,见图1。外二次风调风俗 ┌─┐ ┌────────┤川│ │l/沪. │ │ └────────┤ │┌─────────┤ ││一仁业班丛旦止罕生│ │└─────────┴─┘点火油枪次风+煤粉或烟气 图1双调风旋流燃烧器 低NO,直流燃烧器将80%左右的燃烧空气送人主燃烧器,在主燃烧器区域形成缺氧富燃料的工况,降低火焰峰值温度,既减少NO二的生成,又有可能使已生成的NO,还原成氮分子(NZ).从而减少NO二的排放量。而在主燃烧器的顶部设置燃尽风OFA,将剩余的空气由此送人炉膛,使未完全燃烧产物燃尽.见图2。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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