对三维流化床颗粒层过滤器的阻力特性进行了研究，并对过滤元件的结构进行了优化。
Research on structure optimization and pressure drop for novel granular filter in fluidized bed has been carried out.
研究表明，流化床颗粒层过滤器的系统阻力主要决定于过滤元件的阻力，优化过滤元件应该是系统优化的主要方向；
The results show that the system pressure drop is mainly determined by the granular filter pressure drop, and optimizing the granular filter is the main orientation of the system optimization.
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