METHOD OF DETECTING PIPELINE SECTIONS DISPOSED TO CORROSION CRACKING UNDER STRESSING Russian patent published in 2005 - IPC

Abstract RU 2262634 C1

FIELD: pipeline transport.

SUBSTANCE: method comprises measuring characteristic parameters in discrete sections of the pipeline, analyzing the measured parameters by means of constructing three-dimensional models of pipeline location and using the calculation model of stressed-deformed condition of the pipeline, and carrying out the predicting monitoring of the sections of possible corrosion cracking under stressing. The parameter used are the depth of pipeline occurrence , the direction of its axis, level of ground water, concentration of hydrogen in the ground around the pipeline, and temperature of the pipeline.

EFFECT: enhanced reliability of predicting.

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RU 2 262 634 C1

Authors

Korolev Ju.A.

Nesterov V.A.

Smirnov A.A.

Alfeev N.V.

Tychkin I.A.

Dates

2005-10-20Published

2004-03-15Filed