属于纯物理的消毒方法的紫外线消毒器，不但使用简单便捷，而且还效果还好，且同时具有无二次污染、便于管理和实现自动化等优点。

　　明渠式紫外线消毒器具有能耗低、无死角、光射条件好、可以灵活安装拆卸等显著优点，不需要添加化学药剂，无需混合设备，减少了设备运行成本，如果是对饮用水进行消毒，紫外线杀菌器安全便捷，因为不需要药剂从而对人体无不良影响。紫外线杀菌器相对臭氧杀菌器，他具有能量消耗小，无大的混合器，无鱼腥味等优点，不仅感观好，而且运行成本得以有效减少。

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