Analysis of Resistance in Magnetic Flux Leakage (MFL) Detectors for Natural Gas Pipelines [PDF]
SensorsThis study systematically explores the sources and influencing factors of resistance encountered by magnetic flux leakage (MFL) detectors in natural gas pipelines through a theoretical analysis, experimental investigation, and numerical simulation.
Zenggang Zhang +4 more
doaj +5 more sources
A Lift-Off-Tolerant Magnetic Flux Leakage Testing Method for Drill Pipes at Wellhead
Sensors, 2017 To meet the great needs for MFL (magnetic flux leakage) inspection of drill pipes at wellheads, a lift-off-tolerant MFL testing method is proposed and investigated in this paper.
Jianbo Wu +7 more
doaj +4 more sources
Development of an MFL Coil Sensor for Testing Pipes in Extreme Temperature Conditions [PDF]
Sensors, 2021 This paper aims to design a coil sensor for corrosion monitoring of industrial pipes that could detect variations in thickness using the MFL (Magnetic Flux Leakage) technique. An MFL coil sensor is designed and tested with pipe sample thicknesses of 2, 4,
Nagu Sathappan +6 more
doaj +3 more sources
Defect Width Assessment Based on the Near-Field Magnetic Flux Leakage Method [PDF]
Sensors, 2021 Magnetic flux leakage (MFL) testing has been widely used as a non-destructive testing method for various materials. However, it is difficult to separate the influences of the defect geometrical parameters such as depth, width, and length on the received ...
Erlong Li +3 more
doaj +3 more sources
Implementing Nitrogen Vacancy Center Quantum Sensor Technology for Magnetic Flux Leakage Testing [PDF]
SensorsEnsuring the structural integrity of prestressed (PS) concrete is essential for the safety and longevity of infrastructure. Magnetic Flux Leakage (MFL) testing is a widely used non-destructive testing (NDT) method for detecting fractures in prestressing ...
Jonathan Villing +4 more
doaj +2 more sources
Extraction of Flux Leakage and Eddy Current Signals Induced by Submillimeter Backside Slits on Carbon Steel Plate Using a Low-Field AMR Differential Magnetic Probe [PDF]
IEEE Access, 2021 Magnetic Flux Leakage (MFL) and Eddy Current Testing (ECT) are commonly employed as the non-destructive evaluation (NDE) techniques used to detect defects within the steel.
Mohd Aufa Hadi Putera Zaini +5 more
doaj +2 more sources
Evolution Mechanism and High-Precision Quantitative Identification of MFL Signals from Defects Under Supersaturated Magnetization Conditions [PDF]
SensorsMagnetic flux leakage (MFL) testing is a critical non-destructive testing (NDT) method for ensuring the safety of ferromagnetic storage and transportation equipment.
Huiqi Zou +5 more
doaj +2 more sources
A genetic algorithm with tabu search method for 3 dimensional detect profile reconstruction using MFL measurement [PDF]
Scientific ReportsIn nondestructive testing, magnetic flux leakage (MFL) inspection is extensively employed for the inversion of pipeline defects. Exact reconstruction of the defect plane with measurements is a pressing issue in the field of MFL detection.
Yusong Gao, Senxiang Lu, Yuchen Yan
doaj +2 more sources
A targeted one dimensional fully convolutional autoencoder network for intelligent compression of magnetic flux leakage data [PDF]
Scientific ReportsIn response to the issue of massive data volume generated by magnetic flux leakage (MFL) non-destructive testing in oil and gas pipelines, an intelligent data compression method based on a targeted one-dimensional fully convolutional autoencoder network ...
Wenbo Xuan +5 more
doaj +2 more sources
Evaluation of the Size of a Defect in Reinforcing Steel Using Magnetic Flux Leakage (MFL) Measurements [PDF]
Sensors, 2023 Jamal Yousaf +2 more
exaly +2 more sources