The paper introduces the harm of oxygen corr osion and the principia of deoxygenization,combined the problem of deaerator in running,provided some advice for improvement device.

• 文章介绍了氧腐蚀的危害及除氧原理，结合作者所在单位除氧器在十几年来运行中暴露出来的问题，对今后设备改进提出了自己的见解。