Cathodic Protection There are two general methods of cathodic protection, ContentsCathodic ProtectionGalvanic SystemImpressed Current SystemConnections the galvanic system and the impressed current system. Galvanic System The galvanic system uses a sacrificial anode of a material having a higher potential on the electromotive series than the material to be protected (Fig. 1). Fig: 1 Magnesium, zinc … Continue reading Types of Cathodic Protection for Pipeline Protection