绵阳市2010年公共场所集中空调通风系统卫生状况分析

文献英; 黄婷婷; 李晓涛; 唐果; 张代友; 吴晓红

绵阳市2010年公共场所集中空调通风系统卫生状况分析

Analysis on Quality of Central Air Conditioning System at Public Places in Mianyang in 2010

摘要

摘要:
目的了解四川省绵阳市公共场所集中空调通风系统卫生状况，为改善公共场所室内空气质量、降低健康风险提供科学依据。
方法按《公共场所集中空调通风系统卫生规范》(2006版)进行采样和检测。
结果 2010年对66家集中空调通风系统进行监测，合格13家，总合格率为19.70% (13/66);积尘量、风管内表面细菌总数、真菌总数超标率分别为77.27%、65.15%和53.03%。
结论绵阳市公共场所集中空调通风系统污染比较严重，卫生状况不容乐观，应加强对公共场所集中空调通风系统的清洗和监督监测。

Abstract:
Objectives To understand the hygienic status of central air conditioning system at public places in Mianyang, and to provide scientific basis for improving indoor air quality at public places.
Methods Samples were collected and tested according to the Health Standard for Central Air Conditioning System at Public Places.
Results Among the 66 central air conditioning systems at public places monitored in 2010, only 13 of them were qualified, the qualified rate was 19.7%. The unqualified rate for dust weight, total bacteria count and total fungi count on the inside surface of air duct was 77.3%, 65.2% and 53% respectively.
Conclusions Contamination in central air conditioning system at public places was relatively serious in Mianyang city, sanitary status is not optimistic. It is necessary to strengthen sanitary supervision and surveillance and clean the central air conditioning system at public places.

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