气田污水处理回注系统腐蚀机理与防护对策研究.doc

《气田污水处理回注系统腐蚀机理与防护对策研究.doc》由会员上传分享，免费在线阅读，更多相关内容在工程资料-天天文库。

1、长庆油田分公司科技攻关项目汇报材料气田污水处理回注系统腐蚀机理与防护对策研究2007年12月气田污水处理回注系统腐蚀机理与防护对策研究编写：校对：审核：参加人员：2007年12月目录前言·······················································································································1第一章靖边气田污水处理系统存在的主要故障·················································2

2、1靖边气田回注污水的处理工艺及现状···························································21.1净化厂回注污水的处理工艺及现状··························································21.2北二区、南二区回注污水的处理工艺及现状············································32污水的处理系统存在的主要故障···············································

3、····················42.1污水处理和回注系统存在严重的腐蚀现象··············································42.2污水处理和回注系统存在严重的结垢现象··············································62.3污水中微生物的大量繁殖··········································································62.4污水处理系统出水水质不合格·····················

4、·············································63小结···················································································································6第二章气田污水处理系统回注污水的腐蚀机理及影响因素分析·····················81气田采气工艺特点及污水的水质特点····················································

5、·······81.1采气工艺流程······························································································81.2第一采气厂天然气气体组成······································································81.3气田污水的组成性质分析·······································································

6、···81.3.1水质分析···································································································81.3.2污水处理系统出水（回注污水）中悬浮物粒径分布·····························102第二净化厂回注污水管线附着物组成分析·················································113腐蚀倾向的判断··································

7、···························································124污水处理系统腐蚀因素及腐蚀机理·····························································124.1H2S和CO2的腐蚀作用···············································································124.1.1硫化氢腐蚀·····································

8、···················