Results 41 to 50 of about 2,329,810 (183)

A Novel Nonlinear Magnetic Equivalent Circuit Model for Magnetic Flux Leakage System

Applied Sciences
To ensure efficient inspection using the magnetic flux leakage (MFL) method, generating a flux density near the saturation level within the tested material is essential.
Okan Kara, Hasan Hüseyin Çelik
doaj   +1 more source

Quantitative Study on MFL Signal of Pipeline Composite Defect Based on Improved Magnetic Charge Model

Sensors, 2021
Pipeline magnetic flux leakage (MFL) internal detection technology is the most widely used and effective method in the field of long-distance oil and gas pipeline online detection.
Bin Liu, Ning Luo, Gang Feng
doaj   +1 more source

Optical Fiber Sensors for Safety and Maintenance Monitoring of Linear Infrastructure

Advanced Sensor Research, Volume 5, Issue 5, May 2026.
This review rigorously provides a thorough and detailed overview of the most recent innovations and advancements in the field of railway and pipeline infrastructure monitoring, accomplished through the implementation of cutting‐edge fiber sensing technologies, with a specific emphasis on its two principal technical branches, namely multipoint sensing ...
Shengnan Wu, Yue Cao, Xiaokun Qian, Jianling Wu, Armando Laudati, Vincenzo Romano Marrazzo, Maria Alessandra Cutolo, Giovanni Breglio, Andrea Cusano, Antonello Cutolo, Sailing He   +10 more
wiley   +1 more source

Attention Module Magnetic Flux Leakage Linked Deep Residual Network for Pipeline In-Line Inspection

Sensors, 2022
Pipeline operational safety is the foundation of the pipeline industry. Inspection and evaluation of defects is an important means of ensuring the safe operation of pipelines.
Shucong Liu, Hongjun Wang, Rui Li
doaj   +1 more source

Prediction of Pipeline Defect Depth and Classification Based on CatBoost

Energy Science &Engineering, Volume 14, Issue 5, Page 2429-2439, May 2026.
Obtaining detection data using in‐line pipeline inspection, the synthetic minority oversampling technique (SMOTE) is applied to expand the sample set, thereby increasing the number of minority‐class samples. This approach effectively improves minority‐class detection and enhances pipeline safety assessment. ABSTRACT Magnetic flux leakage detection is a
Cong Chen, Rui Li, Guanwei Jia, Dongcun Qin   +3 more
wiley   +1 more source

Probabilistic Corrosion Detection of Reinforced Concrete Structures via Magnetic Flux Leakage Signal and Bayesian Neural Network

Structural Control and Health Monitoring, Volume 2026, Issue 1, 2026.
Internal reinforcement corrosion threatens the durability and safety of concrete structures, yet conventional nondestructive testing (NDT) methods remain largely qualitative and struggle to detect early‐stage corrosion concealed within the concrete cover.
Xin-Rui Ma, Shi-Zhi Chen, Ye-Peng Chen, Xiang-Yu Wang, Ka-Veng Yuen   +4 more
wiley   +1 more source

3D Finite Element Analysis for Magnetic Flux Leakage Testing

, 2011
Magnetic flux leakage (MFL) is a non-destructive testing method used to inspect ferrous materials. However, apparatus parameters could affect the MFL inspection tool’s ability to characterize anomalies.
Qiang Song
core   +1 more source

A Hybrid Model Reference Adaptive and Regressive‐Form Sliding Mode Control in Discrete Domain: Robustness Under System Uncertainty

Engineering Reports, Volume 7, Issue 12, December 2025.
A novel MRASMC framework is developed, with a sliding surface derived from a regressive structure and parameters adaptively updated. An adaptive trigger condition enhances disturbance rejection without requiring complex observers or full system models.
Nhut Thang Le, Cong Toai Truong, Van Tu Duong, Tan Tien Nguyen, Huy Hung Nguyen   +4 more
wiley   +1 more source

Deep Learning for Magnetic Flux Leakage Detection and Evaluation of Oil & Gas Pipelines: A Review

Energies, 2023
Magnetic flux leakage testing (MFL) is the most widely used nondestructive testing technology in the safety inspection of oil and gas pipelines. The analysis of MFL test data is essential for pipeline safety assessments.
Songling Huang, Lisha Peng, Hongyu Sun, Shisong Li   +3 more
doaj   +1 more source

Developing a Climbing Robot for Stay Cable Maintenance With Security and Rescue Mechanisms

Journal of Field Robotics, Volume 42, Issue 6, Page 2532-2548, September 2025.
ABSTRACT The significance of climbing robotic systems for cable maintenance is escalating in both academic research and real‐world applications. As these systems are poised for real‐world deployment, it is imperative to develop security and rescue mechanisms that ensure robots' intrinsic safety and robustness in dealing with uncertainty factors.
Zhenliang Zheng, Chao Wang, Xiaoli Hu, Lun Zhang, Wenchao Zhang, Yongyuan Xu, Pengfei Liu, Xufang Pang, Tin Lun Lam, Ning Ding   +9 more
wiley   +1 more source