1)coal reburning煤粉再燃
1.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.在国内某台燃用褐煤的600 MW机组锅炉上进行了煤粉再燃技术示范并进行了工业试验。
2.The numerical simulation and experimental study on the rule of the NOx reduction in the micronized coal reburning has been done.煤粉再燃技术脱氮效率高而运行费用低,是最行之有效的低NOx燃烧技术之一。
3.NO reduction through coal reburning can be conducted in two ways: homogeneous reduction by volatile matters and heterogeneous reduction by char.在一维携带流实验台上研究了烟煤煤粉着火模式,包括均相着火和非均相着火,对煤粉再燃还原NO的影响。
英文短句/例句
1.Experimental Investigation on Specific NO Reduction Quantity for Coal Reburning Process煤粉再燃过程再燃煤比脱硝量的实验研究
2.Experimental Studies of NO_x Reduction by Micronized Coal Reburning;煤粉再燃降低NO_x排放的试验研究
3.The Numerical Simulation on Micronized Coal Reburning Technology for Reducing NOx Emission;超细煤粉再燃技术降低NOx的数值模拟
4.Study on Super-Pulverized Coal Reburning Mecharism and Separating Technology;超细煤粉再燃机理及细粉分离技术研究
5.Micronized Coal Reburning in Tangentially Fired Boiler;四角切圆燃煤锅炉超细煤粉再燃技术数值试验研究
6.The Application of the Rotary-classifier in Reburning Technology;离心式旋转煤粉浓缩器在超细煤粉再燃技术中的应用
7.Investigation on NO_x Reduction Mechanism by Superfine Micronized-Coal Reburning and Numerical Simulation Study on Reconstruction Projects;超细煤粉再燃机理及改造方案的数值模拟研究
8.Pulverized Coal Reburning Numerical Simulation on a 410t/h Boiler for Low NOx Emission;410t/h锅炉煤粉再燃低NOx控制的数值模拟研究
9.Numerical Simulation of NO_x Reduction of Utility Boiler with Micronized Coal;采用超细煤粉再燃锅炉降低NO_x排放的数值模拟
10.Variation Trends of Main Gas Concentrations During Reburning with Pulverized Coal煤粉再燃过程中主要气体体积分数的变化规律
11.Numerical Simulation of Furnace Combustion Process Using Pulverized Coal Reburning;使用超细煤粉再燃技术的锅炉炉内过程的数值模拟
12.Experimental Study and Numerical Simulation on Micronized-Coal Reburning and Deep Air Staging;超细煤粉再燃和深度空气分级技术的试验研究与数值模拟
13.Study on Characteristics of Flow Fields in Furnace with Coal Reburning Technology and Its Engineering Application;采用煤粉再燃技术炉内流动特性及工程应用研究
14.Experimental Investigation and Modeling of the Interaction between Ignition and Denitration during Pulverized Coal Reburning煤粉再燃中着火与脱硝相互作用的实验研究及其模化
15.NO_x REDUCTION AND BURNOUT CHARACTERISTICS OF COAL IN RE-BURNING PROCESS再燃降低NO_x排放及煤粉燃尽特性研究
16.Study on Influence of Pulverized Coal Characters on NO Reduction by Reburning;煤粉特性对再燃还原NO影响的研究
17.Experimental Studies of NO_x Reduction by Reburning and Fouling and Corrosion in a Drop Tube Furnace;煤粉炉内再燃脱硝和结渣腐蚀特性的试验研究
18.The Cold Simulated Experimental Study on 220t/h Pulverized Coal Boiler Using Reburning Rechnology;220t/h煤粉炉低NOx再燃技术冷态试验研究
相关短句/例句
pulverized coal reburning煤粉再燃
1.The experiment of pulverized coal reburning was performed with a one-dimensional furnace.采用煤粉气流均相着火模型和炭粒非均相热力着火模型对煤粉再燃脱硝效率与其着火状态的相互作用进行了研究。
2.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。
3)micronized coal reburning超细煤粉再燃
1.Micronized Coal Reburning in Tangentially Fired Boiler;四角切圆燃煤锅炉超细煤粉再燃技术数值试验研究
2.A 200MW tangentially coal-fired boiler was retrofitted with a micronized coal reburning system and the performance tests were conducted subsequently.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。
3.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.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。
4)pulverized coal reburn煤粉再燃技术
1.The reductions of CO and N_2O emissions through pulverized coal reburn were investigated on a 2.结合CO和N2 O的生成及分解机理,利用2 11WM燃煤半工业炉进行了煤粉再燃试验,研究了煤粉再燃技术对锅炉CO和N2 O排放的控制效果。
5)conventional pulverized-coal reburning常规煤粉再燃
1.Main influencing factor of conventional pulverized-coal reburning;影响常规煤粉再燃效果的主要因素
2.The conventional pulverized-coal reburning process was studied on a HG-410/9.8-YW15型煤粉锅炉上进行了常规煤粉再燃技术示范,研究了常规煤粉再燃技术的NOx脱除效果,分析了技术实施对锅炉效率、炉膛温度、结渣等的影响。
6)denitration by pulverized coal reburning煤粉再燃脱硝
延伸阅读
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。
