稠密气固两相流中单颗粒所受气动力的数值模拟

工程热物理学报 , 2002, 23(1): 103-106.

1.清华大学煤的清洁燃烧技术国家重点实验室,北京,100084

2.清华大学煤的清洁燃烧技术国家重点实验室,北京,100084

3.清华大学煤的清洁燃烧技术国家重点实验室,北京,100084

基金项目: 国家重点基础研究发展计划(973计划)(G19990222)

NUMERICAL SIMULATION OF DRAG FORCE ON A PARTICLE IN DENSE GAS-PARTICLE TWO-PHASE FLOW

本文采用数值模拟的方法计算了稠密气固两相流中单个颗粒所受到的气动力.通过与实验数据的比较分析了数值计算的准确性.对于空间均匀排列的多颗粒分布形式计算了其中单个颗粒所受到的气动力随颗粒空隙率(颗粒浓度)的变化规律.

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