流化床内氮氧化物生成的模拟研究  

Study of the simulation of the formation of nitrogen oxide in fluidized bed

作　　者：陆继东[1] 周浩生[1] 

机构地区：[1]华中科技大学煤燃烧国家重点实验室,湖北武汉430074

出　　处：《华中科技大学学报（自然科学版）》2004年第9期43-45,共3页Journal of Huazhong University of Science and Technology(Natural Science Edition)

基　　金：国家自然科学基金资助项目 (5 0 0 76 1 5 )

摘　　要：采用国际上热点研究的颗粒碰撞离散单元法 ,并同时结合大涡模拟方法对鼓泡流化床内的气固两相流动进行了模拟 ,在此基础上重点研究和分析了流化床内的氮氧化物的生成机理 。The discrete element method (DEM) of particle and large eddy simulation (LES) method were combined to simulate the gas solid two phases flow in bubbling bed. The mechanics of nitrogen oxide formation were studied and analyzed in fluidized bed. The simulation skill was executed to simulate the mechanics of nitrogen oxide formation.

关 键 词：流化床 大涡模拟 离散单元法 

分 类 号：TK16[动力工程及工程热物理—热能工程]