GB/T 17005-2019 代替GB/T 17005—1997
滨海设施外加电流阴极保护系统通用要求
General requirements for impressed current cathodic protection system of coastal structures
2019-06-04 发布
2020-01-01 实施
前言.....................................1
1范围.....................................1
2规范性引用文件................................1
3保护电位准则.................................1
4系统的技术要求 ......................................2
4.1系统组成.......................................2
4.2电源设备.......................................2
4.3辅助阳极.......................................2
4.4参比电极.....................................2
4.5阳极屏蔽层....................................3
4.6 电缆..........................................3
4.7轴接地装置......................................3
5系统设刊..........................................3
5.1 一般规定.......................................3
5.2保护电流计算 .....................................3
5.3保护面积计算.....................................4
5.4保护电流密度选取...................................4
5.5电源设备容量.....................................4
5.6辅助阳极.......................................5
5.7参比电极.......................................5
5.8阳极屏蔽层......................................6
5.9轴接地装置......................................6
6安装与检验........................................6
6.1电源设备.......................................6
6.2辅助阳极.......................................6
6.3参比电极.......................................7
6.4轴接地装置......................................7
6.5 电缆..........................................7
6.6安装检査.....................................7
7运行、维护与检测...........................77
7.1系统运行...................................7
7.2 系统维护..................................7
7.3保护效果检测.................................8
附录A（规范性附录）不同参比电极测定钢在海水中的保护电位及相互关系图 ........9
附录B （规范性附录）单支阳极的接水电阻计算.....................10
附录C （规范性附录）阳极安装结构示意图 .......................11
附录D （规范性附录）轴接地装置安装结构示意图....................14