Distinction method of pipeline inner and outer defects based on the dynamic magnetic multipole field
HU Jing, LIU Sijiao, L ZHENG… - Oil & Gas Storage …, 2021 - yqcy.paperonce.org
In order to identify the inner and outer defect signals in pipeline magnetic flux leakage (MFL)
internal inspection under dynamic conditions, a mathematical model of dynamic leakage …
internal inspection under dynamic conditions, a mathematical model of dynamic leakage …