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- Superfine pulverized coal technology includes the common superfine pulverized coal technology and the superfine pulverized coal reburning technology. 超细煤粉技术包括一般的超细煤粉技术和超细煤粉再燃技术;在我国有广泛的应用前景.
- 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。
- Physical chemistry character of organic acid salt as accelerator in the situation of pulverized coal reburning have been analyzed, and found that CMA was a suitable accelerator. 本文对超细煤粉再燃情况下作为促进剂的有机酸盐的物理化学特性进行了分析,发现钙镁醋酸盐(CMA)是一种适用于再燃情况下的促进剂。
- Rapid pyrolysis of five kinds of Chinese pulverized coals under the different conditions of coal reburning was systematically investigated in an entrained flow reactor (EFR). 利用携带流反应装置,研究了煤粉在高温烟气环境中热解时的质量损失和C、H、N元素释放特性,采用扫描电镜和氮吸附方法观测了煤焦的显微结构、比表面积和总孔容积。
- Experimental Study and Kinetic Analysis on NO_x Reduction with Pulverized Coal Reburning 煤粉再燃还原NO_x的实验研究与机理分析
- Keywords environmental science;pulverized coal reburning;NO;heterogeneous reduction;coal char; 环境科学;煤粉再燃;NO;异相还原;煤焦;
- Keywords pulverized coal reburning;denitration efficiency;homogeneous ignition;heterogeneous ignition;oxygen concentration; 煤粉再燃;脱硝效率;均相着火;非均相着火;氧浓度;
- pulverized coal reburning 煤粉再燃
- The release behavior of hydrocarbon components of superfine pulverized coal pyrolyzed under reburning conditions was investigated by means of pipe furnace and gas chromatography. 利用管式热解炉与气相色谱仪研究了再燃条件下超细煤粉热解过程中碳氢组分的析出规律。
- The unburned coal contributes more to NO reduction in the coal reburning zone. 在煤粉再燃区,没有燃烧的煤粉对NO的还原贡献更大。
- Experiments on coal reburning were carried out on an entrained flow reactor. 在煤粉携带炉上进行再燃实验。
- In the experiments were used three pulverized coals and its chars and bituminous char with appended catalysts as reburning fuel. 实验中选用的再燃燃料为小龙潭褐煤、富拉尔基褐煤和大同烟煤及其煤焦,以及添加不同催化剂的大同烟煤焦。
- RETROFIT OF COARSE AND FINE PULVERIZED COAL SEPARATOR FOR BOILER NO. 广州发电厂粗细粉分离器改造。
- A boiler designed for the pulverized coal or lignite to be consumed. 为燃烧粉状煤或褐煤设计的锅炉。
- The effect of different pulverized coals and chars on NO heterogeneous reduction in the fuel rich stage of reburning was studied in a bench scale flow reactor. 在小型流动反应器中研究了不同煤粉及其煤焦对富燃料再燃区NO异相还原的影响。
- For coal reburning process, the NO reduced by unit mass of coal is defined as specific NO reduction quantity. 对于煤粉再燃过程,定义单位质量再燃煤粉还原NO量为比脱硝量。
- 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。
- 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。
- Study and application of pulverized coal ignition with little oil by using stabilized combustion cavity burners. 稳燃腔燃烧器少油点火的研究与应用。
- Jin Jing,Zhang Zhongxiao,Li Ruiyang.Numerical simulation and experimental study on micronized coal reburning[J].Proceedings of the CSEE,2004,20(10):215-218(in Chinese). [1]金晶;张忠孝;李瑞阳.;超细煤粉再燃的模拟计算与试验研究[J]