differential velocity bed 差速循环流化床
high-velocity fluidized bed 高速流化床
bed shear velocity 河床摩阻流速
bed velocity 底流速
high velocity fluid bed 高速流态化
According to the special structure of the differential velocity bed, a simulation calculation of the coal combustion and the physical and chemical process was carried out by the cell model.
针对差速循环流化床的结构及特有形式，采用小室模型的方法，对炉内煤的燃烧及其物理、化学反应过程进行了相应的仿真计算。
To prevent clogging of the pressure tap by fine solids gas is bled into the bed at low velocity at the taps .
为了防止测压管嘴被微细颗粒堵塞，在管嘴处以低流速向床内注入气体。
The effects of fluidization number, injection velocity, particle mean diameter and static bed height on jet fluctuation are discussed.
研究了流化数、射流初始速度、颗粒平均粒径及静态床层高度对射流脉动特性的影响。
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