With the cyclone separator in the dedusting system of blast furnace as the research object,the FLUENT software was adopted to build three dimensional geometry model and simulate gas-solid phase separation characteristics in the cyclone separator.The influence of structure parameters on pressure drop, dedusting efficiency and comprehensive performance of the cyclone separator were clarified.Furthermore, program 6#(D=200 mm,L=150 mm,H=800 mm) was proved to have the optimized comprehensive performance.%以高炉除尘系统中的旋风除尘器为研究对象,采用FLUENT软件建立三维几何模型,模拟研究了高炉煤气旋风除尘器内气固相分离特性,阐明了旋风除尘器结构参数对其内部的压降、除尘效率及其综合性能的影响,最终确定6#方案(D=200 mm,L=150 mm,H=800 mm)旋风除尘器综合性能最优.
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