CATHODIC PROTECTIONP E FRANCISCONTENTS1 INTRODUCTION............................................................................................................22 PRINCIPLES OF CATHODIC PROTECTION..........................................................33 METHODS OF APPLYING CATHODIC PROTECTION........................................53.1 IMPRESSED CURRENT..........................................................................................53.2 SACRIFICIAL ANODES..........................................................................................64 DESIGN...........................................................................................................................84.1 PROTECTION POTENTIALS .................................................................................84.2 CURRENT DENSITY...............................................................................................84.3 COATINGS ...............................................................................................................94.4 CALCAREOUS SCALES.........................................................................................94.5 CHOICE OF CATHODIC PROTECTION SYSTEM ..............................................94.6 ANODE RESISTANCE ..........................................................................................104.7 DANGERS TO BE AVOIDED...............................................................................12 上一篇: 热管余热锅炉的方案设计及经济分析 下一篇: 多级离心泵的维修