俄国大型(500MW)燃用高灰分煤电站锅炉的设计特点及运行特性

Design and operating characteristics of Russian high duty (500 MW)

综述俄国当代大型 (5 0 0MW )烧高灰分煤锅炉的开发应用和运行改进经验。分析了该型炉燃烧、制粉等关键设备的改进效果。探讨了配锤击磨、MPS中速磨制粉系统、炉膛和燃烧设备。

This paper surveys the experience of development,application,operation and improvement of modern high duty (500 MW) cindery coal fired utility boilers in Russia. With the analysis of the modification results of the key burning, coal pulverizing equipment etc. of boilers of this type,a discussion is made on the coal pulverizing systems with impact pulverizer or MPS medium speed pulverizer,furnace and combustion plants,economics of combustion system and reduction of NO x emission.