2009年浙江省公共场所集中空调通风系统污染情况分析

Analysis on sanitary condition of central air conditioning ventilation systems in public places of Zhejiang province in 2009

目的:为了解浙江省集中空调通风系统卫生状况,以及公共场所集中空调卫生检测中存在的问题。方法:对全省11个地市及义乌市的240家公共场所集中空调通风系统卫生指标检测及调查。结果:送风中β-溶血性链球菌目前对空调系统没有造成污染;而送风中PM10合格率低和新风量不足对空调造成较大污染。结论:集中空调通风系统污染情况不容乐观,希望场所能贯彻卫生部三个规范,做好空调系统的日常卫生管理和清洗工作,配合卫生检测人员定期对空调系统的检测,保证空调系统运行期间室内空气品质。

Objective：To understand the hygiene situation of central air conditioning ventilation system and find out the problems in the detection of public health central air conditioning problems.Methods： 240 air conditioning and ventilation systems in public places were investigated in 11 prefecture-level cities and Yiwu.Results： Air conditioning systems were not polluted by β-hemolytic streptococcus in the air.But the low qualified rate of PM10 air supply and the shortage of fresh air made impact on the air condition.Conclusion： Pollution in central air conditioning ventilation system is not optimistic.The three specifications of Ministry of Health should be implemented to complete the sanitary control and regular detect the system cooperating with health inspectors,ensuring indoor air quality of air-conditioning system.