Comprehensive examination of anti-corrosion protection
 

 

Often, electrochemical protection systems for underground structures (pipelines) operate in modes that are far from ideal. For the effective action of corrosion protection, it is necessary to optimize the electrochemical protection system. Optimization allows:

Ensure the protective potential on the protected structure or determine the measures necessary for this;

Reduce the cost of electricity to protect the structure;

To increase the service life of anode ground electrodes and protectors by reducing the value of the protective current and, as a result, reducing the rate of their destruction.

The procedure for optimizing the operating modes of the ECP system includes the following steps:

Measurement of operating parameters of the ECP system in different modes of operation of cathode current sources;

Building a mathematical model of the ECP system based on the data obtained;

Calculation of optimal operating modes;

Checking the operation of the system in design modes.

Based on the experience of optimizing electrochemical protection systems, as a rule, the cost of electricity for corrosion protection is reduced by 20%-40%, and the service life of anode ground electrodes is increased by 15%-25%.

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