在煤粉携带炉上进行再燃实验。
Experiments on coal reburning were carried out on an entrained flow reactor.
综述了再燃法烟气脱硝技术及其主要影响因素。
Reburning process for flue gas denitrification and its main affecting factors are summarized.
再燃区过量空气系数存在一个最佳值（0．8～0．9）；
There existed an optimum value (0.8-0.9) for reburn zone stoichiometric coefficient.
煤粉作为再燃燃料还原NO时，煤焦的异相机理起主要作用。
The heterogeneous mechanisms may be a main contribution to NO reduction using coals as reburning fuel.
研究结果对确定再燃所需要的最佳煤粉细度具有一定参考意义。
The results of study have certain reference significance for determining optimal coal fineness required for reburning.
改造方案1采用空气分级，方案2在1基础上，增加细粉再燃。
Air staging technique is applied in reconstruction project 1 and coal reburning is applied in project 2.
当氧气体积分数大于7%以后，煤粉再燃过程不再具有脱硝效果。
When oxygen volume fraction is larger than 7%, the coal reburning process is ineffective for NOx reduction.
而先进再燃达到相当的脱硝率则需要消耗超过15%的再燃燃料。
However, the advanced reburning will need over and above more than 15% of reburning fuel to reach a corresponding denitration efficiency.
而圣者所体证到的，却是不再振动、不再燃烧，死魔不能到达之处。
But that which does not vibrate or burn, which is experienced by the noble ones, where death has no entry.
脱氮效率随着再燃量的增加而增大，随着再燃区温度的增加而增大；
The NOx reduction efficient increased with the increase of the reburn heat input and the reburn zone temperature.
褐煤作为再燃燃料时，煤焦的异相还原机理对NO还原起重要作用。
In the reburning zone using lignites as reburning fuels, the heterogeneous mechanisms may be an important contributor to NO reduction.
根据燃料特性和运行因素选取再燃燃料，以取得综合效益的最大化。
The selection of reburning fuels according to fuel specific features and operation factors can achieve the most economic and environmental benefit.
对于同一煤种，再燃还原NO效率受温度的影响随再燃燃料比增加而增大。
For the same kind of coal, with the increase of reburning fuel fraction, temperature had more obvious effect on NO reduction.
对于同一煤种，再燃还原NO的效果受温度的影响随再燃料比增加而增大。
For the same kind of coal, the effect of temperature on NO_x reduction gets more pronounced with increasing reburning fuel fraction.
本文阐述了再燃烧技术原理，分析了影响再燃烧技术还原过程的主要因素。
This paper presents the mechanism of reburning technology and analyzes the main influence factors during reburning process.
在一维炉试验台上研究了煤粉颗粒群在低氧浓度再燃条件下的均相着火规律。
The law of homogeneous gas ignition temperature(GIT) of pulverized coal particle clusters was investigated on a one-dimensional furnace under reburning conditions with low oxygen concentration.
分析比较了天然气、煤粉、生物质以及其他几种燃料再燃技术的特点及脱硝效果。
The respective characteristics and effectiveness of various reburning fuels, such as natural gas, pulverized coal, biomass etc., were analyzed.
在小型滴管炉内进行了采用生物质废弃物作为再燃燃料还原模拟烟气中NO的热态试验。
Adopting biological wastes as reburning fuel to reduce NO in simulated gas, hot test has been carried out in a small dropper tube furnace.
然而，如果我们还是坚持再燃烧几个世纪的化石燃料，那么，含氧量下降的幅度势必会更大。
But if we continue to burn fossil fuels for centuries more, levels could fall much further.
介绍了常规天然气再燃技术的原理、特点及缺点，列举了国外主要天然气再燃的应用项目。
The principle, feature and shortcoming of traditional natural gas reburn technology were introduced. The major application projects of natural gas reburn in the world were listed.
初始氧浓度对煤粉和煤焦再燃还原NO效率均有明显影响，当粒度较粗时这种影响更加显著。
The primary oxygen concentration obviously affected NO reduction, especially when the reburning coal and char had bigger size.
在国内某台燃用褐煤的600MW机组锅炉上进行了煤粉再燃技术示范并进行了工业试验。
This research conducts a series of industrial tests on coal reburning of a 600 MW pulverized coal boiler firing lignite, which is a part of a coal reburning demonstration project.
超细煤粉再燃和空气分级是两种典型的炉内燃烧脱硝技术，具有脱硝率较高，经济性较好的特点。
Micronized coal reburning and air staging are two kinds of typical in-furnace NO_x reduction technologies with advantages of high NO_x reduction efficiency and cost effective feature.
对某台200MW四角切圆燃烧煤粉炉实施了超细煤粉再燃系统的改造，并进行了现场调试试验。
A 200mw tangentially coal-fired boiler was retrofitted with a micronized coal reburning system and the performance tests were conducted subsequently.
在一维炉上对煤粉再燃过程中烟气内主要气体体积分数随再燃区初始氧体积分数的变化规律进行了研究。
The variations of main gas volume fractions with initial oxygen volume fraction during pulverized coal reburning were investigated using a one-dimensional flame furnace.
在一维炉上对煤粉再燃过程中烟气内主要气体体积分数随再燃区初始氧体积分数的变化规律进行了研究。
The numerical simulation and experimental study on the rule of the NOx reduction in the micronized coal reburning has been done.
本文经过大量的调研和仔细的设计、完善，建成了具有空气分级、燃料再燃等多种用途的一维热态试验系统。
After a lot of survey and careful design work, a one-dimensional test system with multi-function such as air stage and fuel reburning is built up.
这种现象太不寻常了。那么大的一个陨石来撞击地球。因为大多数物体在大气层中就已经烧起来从来不会到地表再燃烧。
It would be unusual for such a large meteorite to hit the Earth, as most objects burn up in the atmosphere and never reach the surface.
这种现象太不寻常了。那么大的一个陨石来撞击地球。因为大多数物体在大气层中就已经烧起来从来不会到地表再燃烧。
It would be unusual for such a large meteorite to hit the Earth, as most objects burn up in the atmosphere and never reach the surface.
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