旅客列车空调通风系统军团菌污染状况调查

Investigates on the status of Legionella pollution in the air-conditioned trains

目的了解列车空调车军团菌污染状况。方法从西安站始发的不同次的167节空调车厢采集空调冷凝水样,按规范进行军团菌分离培养和鉴定。结果空调通风系统冷凝水中均未检出嗜肺军团菌,合格率为100%。结论抽检的旅客列车空调通风系统冷凝水未受军团菌污染。

Objective To know the status of Legionella pollution in the air-conditioned trains. Methods Water samples collected from train air-conditioning condensation were treated with acid-heating, then vaccinated in GVPC to isolate and identify. Results Legionella were not detected in all samples. Conclusion Condensed water from ventilating system of air-conditioning was polluted.