The simulation results showed that the flow of gas-solid two-phase was non-uniform in axial, radial and tangential directions, and was not symmetric flow as expected, but was up in S-type form.
结果表明，提升管内气、固两相沿轴向、径向和切线方向的流动不均匀，并非完全对称流动，而以S型螺旋形上升流动。
The flow sheet and structure of 2 axial and 1 radial type and paralleled triple casing pipe type inner parts of converter are introduced. Comparison on their application is given.
介绍二轴一径和并流三套管式氨合成塔内件流程和结构，对两种内件的应用情况进行了对比。
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