Optimization of an electrochemical protection of underground main pipelines

Authors: A.N. Kolotovsky (Gazprom OAO), L.N. Severinova (Branch of VNIIGAZ – Severnipigaz OOO)
The way of setting of extendedly distributed anodes for increase in length of a protective zone and control of more uniform distribution of protective potential is considered. The electrical scheme of an automatic regulator of polarization potential is given. The principle of its operation is described.

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