Results 21 to 30 of about 12,885 (297)

Construct Coil Probe Using GMR Sensor for Eddy Current Testing

open access: yesMATEC Web of Conferences, 2018
Eddy current testing is a widely applied non-destructive technique in different sections of industries. Nowadays eddy current testing is an accurate, widely used and well-understood inspection technique, particularly in the aircraft and nuclear ...
Faraj Moneer A   +4 more
doaj   +1 more source

Numerical Analysis of Pulsed Eddy Current Testing for Erosion Defects of High-pressure Manifold

open access: yesShiyou jixie, 2023
In fracturing operation, erosional damage easily occurs in high-pressure manifold running for a long time under bad working conditions, and the online testing of high-pressure manifold is particularly important to ensure safe production.Based on pulsed ...
Li Jie   +4 more
doaj  

Electromagnetic material characteristics of steel grades used in continuous hot-dip galvanization and their impact on the coating thickness estimation bias in eddy current testing [PDF]

open access: yesAIP Advances
Precise determination of coating thickness of metallic-coated steel sheets is essential for various industrial applications. This study explores the parameter estimation of hot-dip galvanized steel by an eddy current testing method, employing a multi ...
M. Koll   +8 more
doaj   +1 more source

Quantitative Shape Discrimination of Metal Surface Defects Based on Alternating Current Field Measurement

open access: yesIEEE Access, 2023
Quantitative evaluation of defects is an important research topic in non-destructive testing. In this paper, a quantitative evaluation method for the shape of metal surface defects based on alternating current field measurement technology is proposed ...
Zhiqiang Song, Rongxi Hou, Feng Jiang
doaj   +1 more source

Pipe Crack Recognition Based on Eddy Current NDT and 2D Impedance Characteristics

open access: yesApplied Sciences, 2019
Girth weld cracking of long-distance oil and gas pipelines yields substantial harm to pipeline safety and may cause serious accidents. As of today, non-destructive testing has been one of the most common methods for predicting potential faults and ...
Lianshuang Dai   +5 more
doaj   +1 more source

Austenitic Biomaterial Cracks Evaluation by Advanced Nondestructive Techniques

open access: yesAdvances in Electrical and Electronic Engineering, 2017
The article deals with Non-Destructive Evaluation (NDE) of austenitic stainless steels. Eddy current, ultrasonic testing and non-contact magnetic field mapping methods are used for this purpose.
Milan Smetana   +3 more
doaj   +1 more source

Pipeline External Defect Detection Based on Magnetically Focused Eddy Current Testing System

open access: yesApplied Sciences
Eddy current internal inspection technology has been extensively studied and applied in industrial environments such as oil and gas pipelines. Typically, the penetration depth of eddy current testing in ferromagnetic pipes is reduced compared to non ...
Zihao Gao, Huaguang Zhang
doaj   +1 more source

Hybrid GMR/IR probe to reduce the effects of lift-off

open access: yesMeasurement + Control, 2019
Eddy current testing technique is being utilized in engineering, such as in nuclear steam pipe, aircraft and gas/oil pipeline, due to its sensitivity to small cracks and subsurface defects, immediate results, environmental friendliness, and use in ...
Moneer A Faraj   +5 more
doaj   +1 more source

Association of Corticospinal Tract Asymmetry With Ambulatory Ability After Intracerebral Hemorrhage

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Ambulatory ability after intracerebral hemorrhage (ICH) is important to patients. We tested whether asymmetry between ipsi‐ and contra‐lesional corticospinal tracts (CSTs) assessed by diffusion tensor imaging (DTI) is associated with post‐ICH ambulation.
Yasmin N. Aziz   +25 more
wiley   +1 more source

Orthogonal differential eddy current testing for internal detection of oil and gas pipeline based on incremental permeability extraction

open access: yesYou-qi chuyun
Objective Serving as the primary mode of transporting oil and natural gas, pipelines are prone to corrosion, cracks, and other defects under intricate operational conditions.
Yanshuang GONG   +7 more
doaj   +1 more source

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