阴极保护有几种方式

邦信防腐阴极保护有几种方式httpswwwbaiducomswdE789BAE789B2E998B3E69E81E998B4E69E81E4BF9DE68AA4amptn44039180cprampfenleimv6quAkxTZn0IZRqIHckPjm4nH00T1Y3m16zrAP9nWnLPhcvn1c0IAYqnWm3PW64rj0d0AP8IA3qPjfsn1bkrjKxmLKz0ZNzUjdCIZwsrBtEXh9GuA7EQhF9pywdQhPEUiqkIyN1IAEUBtzPjbvrH6snjRhttpswwwbaiducomswdE5A496E58AA0E794B5E6B581E998B4E69E81E4BF9DE68AA4amptn44039180cprampfenleimv6quAkxTZn0IZRqIHckPjm4nH00T1Y3m16zrAP9nWnLPhcvn1c0IAYqnWm3PW64rj0d0AP8IA3qPjfsn1bkrjKxmLKz0ZNzUjdCIZwsrBtEXh9GuA7EQhF9pywdQhPEUiqkIyN1IAEUBtzPjbvrH6snjR阴极保护分为牺牲阳极阴极保护和外加电流阴极保护一牺牲阳极法它是由一种比被保护金属电位更负的金属或合金与被保护的金属电连接所构成在电解液中牺牲阳极因较活泼而优先溶解释放出电流供被保护金属阴极极化实现保护作为牺牲阳极材料必须能满足以下要求要有足够负的稳定电位httpswwwbaiducomswdE88590E89A80E9809FE78E87amptn44039180cprampfenleimv6quAkxTZn0IZRqIHckPjm4nH00T1Y3m16zrAP9nWnLPhcvn1c0IAYqnWm3PW64rj0d0AP8IA3qPjfsn1bkrjKxmLKz0ZNzUjdCIZwsrBtEXh9GuA7EQhF9pywdQhPEUiqkIyN1IAEUBtzPjbvrH6snjRhttpswwwbaiducomswdE794B5E6B581E69588E78E87amptn44039180cprampfenleimv6quAkxTZn0IZRqIHckPjm4nH00T1Y3m16zrAP9nWnLPhcvn1c0IAYqnWm3PW64rj0d0AP8IA3qPjfsn1bkrjKxmLKz0ZNzUjdCIZwsrBtEXh9GuA7EQhF9pywdQhPEUiqkIyN1IAEUBtzPjbvrH6snjR自腐蚀速率小且腐蚀均匀要有高而稳定的电流效率httpswwwbaiducomswdE794B5E58C96E5ADA6E5BD93E9878Famptn44039180cprampfenleimv6quAkxTZn0IZRqIHckPjm4nH00T1Y3m16zrAP9nWnLPhcvn1c0IAYqnWm3PW64rj0d0AP8IA3qPjfsn1bkrjKxmLKz0ZNzUjdCIZwsrBtEXh9GuA7EQhF9pywdQhPEUiqkIyN1IAEUBtzPjbvrH6snjR电化学当量高即单位重量产生的电流量大工作中阳极极化要小溶解均匀产物易脱落腐蚀产物不污染环境无公害材料来源广加工容易价格低廉常用的牺牲阳极品种有镁基锌基和铝基合金类二强制电流法邦信防腐它是由外部的直流电源直接向被保护金属通以阴极电流使之阴极极化达到阴极保护阴极保护的目的它由辅助阳极参比电极直流电源和相关的连接电缆所组成辅助阳极的功能是把保护电流送入电解质流到保护体上故阳极工作时处在电解状态下对辅助阳极的基本要求有导电性好排流量大耐腐蚀消耗量小寿命长httpswwwbaiducomswdE69CBAE6A2B0E5BCBAE5BAA6amptn44039180cprampfenleimv6quAkxTZn0IZRqIHckPjm4nH00T1Y3m16zrAP9nWnLPhcvn1c0IAYqnWm3PW64rj0d0AP8IA3qPjfsn1bkrjKxmLKz0ZNzUjdCIZwsrBtEXh9GuA7EQhF9pywdQhPEUiqkIyN1IAEUBtzPjbvrH6snjR具有一定的机械强度耐磨耐冲击震动容易加工便于安装材料易得价格便宜按阳极的溶解性能辅助阳极可分为可溶性阳极如钢铝微溶性阳极如高硅铸铁石墨不溶性阳极如铂镀铂金属氧化物大类直流电源是强制电流的动力源它的基本要求是稳定可靠能长期连续运行适应各种环境条件常见httpswwwbaiducomswdE68192E794B5E4BD8DE4BBAAamptn44039180cprampfenleimv6quAkxTZn0IZRqIHckPjm4nH00T1Y3m16zrAP9nWnLPhcvn1c0IAYqnWm3PW64rj0d0AP8IA3qPjfsn1bkrjKxmLKz0ZNzUjdCIZwsrBtEXh9GuA7EQhF9pywdQhPEUiqkIyN1IAEUBtzPjbvrH6snjR的直流电源有整流器恒电位仪恒电流仪热电发生器密闭循环蒸汽发电机太阳能电池httpswwwbaiducomswdE9A38EE58A9BE58F91E794B5E69CBAamptn44039180cprampfenleimv6quAkxTZn0IZRqIHckPjm4nH00T1Y3m16zrAP9nWnLPhcvn1c0IAYqnWm3PW64rj0d0AP8IA3qPjfsn1bkrjKxmLKz0ZNzUjdCIZwsrBtEXh9GuA7EQhF9pywdQhPEUiqkIyN1IAEUBtzPjbvrH6snjRhttpswwwbaiducomswdE89384E794B5E6B1A0amptn44039180cprampfenleimv6quAkxTZn0IZRqIHckPjm4nH00T1Y3m16zrAP9nWnLPhcvn1c0IAYqnWm3PW64rj0d0AP8IA3qPjfsn1bkrjKxmLKz0ZNzUjdCIZwsrBtEXh9GuA7EQhF9pywdQhPEUiqkIyN1IAEUBtzPjbvrH6snjR风力发电机大容量蓄电池等