This paper emphasis on the designs for access opening and the relationship between configuration of filter and dust deposition, provides some databases to designs and conducts in HVAC systems.

• 重点对其中清洗口的设计问题和过滤器配置与风管积尘的关系进行了研究和探讨，为今后在空调通风系统的设计与施工提供一些参考数据；