回顾了不同时期设计的实践，分析了不同类型除尘器用于片剂厂房时的特点、适用性和问题，根据片剂厂房的特点，指出了设计中应注意的问题。 After reviewing the practice of different periods of design, the characteristics, applicability and problems of different types of precipitators used in tablet factories are analyzed. According to the characteristics of tablet factories, the problems that should be noticed in the design are pointed out.