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The Corrosion Forum: loss current at both end of pipeline

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    • CommentAuthorpak.icin
    • CommentTimeOct 12th 2007
     permalink
    dear all....

    i have install new iccp system for 28" water line of 50000 meters. i use two deep groundbed (depth 43 m) to distribute DC current. distance between groundbed not more than 55 meter. space between anode 1.5 meters. Each groundbed consist of sixs MMO anode (dia. 1" x Lenght 1000 mm). groundbed are located at half of pipeline length (Km 25). 28" pipeline are not continous burried pipeline, there some of them are un-burried pipe.

    my probllem is loss current at both end of pipeline.
    how must i do to refurbish this iccp?

    Thanks,

    BR,
    • CommentAuthorpak.icin
    • CommentTimeOct 12th 2007
     permalink
    additional info of 28" pipeline:
    pipeline is coated by coaltar enamel in 1978.

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