海水冷凝塔阴极保护

青岛市许多工厂的热交换器多年来一直采用海水冷却。但由于海水含盐量高,浸蚀性强,冷凝塔的腐蚀损坏是长期存在的严重问题。一些工厂多年来的使用经验表明,腐蚀损坏最严重处,主要在管端附近。由于管端的腐

CATHODIC PROTECTION OF SEA WATER CONDENSER

Cathodic protection experiment was carried out to protect the water rooms and pipe ends: of sea water condensers with impressed current and sacrificial anode method. The results show that both methods have satisfactory anticorrosive effect. Considering other factor,such as apparatus, daily management and econmic effect, the authors deem the sacrificial anode method more suitable than the impressed currant method in this case.