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Reduction of Pulsed Eddy Current Probe Footprint Using Sequentially Excited Multiple Coils
In the detection of corrosion under insulation (CUI) using pulsed eddy current testing (PECT) method, it is of great significance to reduce the...
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Quantitative Estimation of Fe-Based Amorphous Coating Thickness Based on Pulsed Eddy Current Technology
Fe-based amorphous coatings prepared by high-velocity oxy-fuel (HVOF) spraying have the advantages of good mechanical properties, high density, low...
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On-line monitoring of oxidation states in HSS work rolls during hot rolling using pulsed eddy current testing
The quality of rolled products and consumption of rolls are greatly influenced by the oxidation behavior of work rolls in hot rolling. It is of great...
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Analytical Model of Pulsed Eddy Current Signal with Variable Time Resolution
The analytical model of pulsed eddy current (PEC) is of great significance for practical testing. Currently, it is inconvenient to adjust the time...
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Coil Optimization of Pulsed Eddy Current Residual Thickness Detection of Pipeline with Thermal Insulating Layer
Pipelines are widely adopted in petroleum, steam, chemical and electric power transportation due to its lower cost. To reduce energy loss, the...
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Lift-Off Effect of Koch and Circular Differential Pickup Eddy Current Probes
A flexible or planar eddy current probe with a differential structure can suppress the lift-off noise during the inspection of defects. However, the...
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Parameter Optimization and Precision Enhancement of Dual-Coil Eddy Current Sensor
To enhance the measurement precision of eddy current sensor in particular environments such as extreme temperature changes and limited available...
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Research on Remote-Field Eddy Current Focusing Method for Detecting Hidden Defects in Aircraft Riveted Components
Most of the aircraft skin is assembled by riveted structural parts, and the riveted holes are prone to cracks due to stress concentration, so it is...
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High-Fidelity Large-Eddy Simulation of a Pulsed Jet Actuator
Pulsed jet actuators (PJAs) are a type of fluidic oscillators that can be served as an active flow control device on lifting bodies. PJAs are able to...
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Three-Dimensional Pulsed Electromagnetic Field of Current Flowing Near Conducting Half-Space
In this chapter the study of pulsed three-dimensional electromagnetic fields is based on the obtained accurate analytical solution to the problem of...
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Normal Magnetizing-Based Eddy Current Testing Method for Multidirectional Cracks on Steel Plate Surface Based on Permeability Perturbation
Conventional-magnetizing-based eddy current testing (CMB-ECT) typically applies a direct current (DC) tangential magnetization field parallel to the...
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Conductivity Measurement of Non-magnetic Material Using the Phase Feature of Eddy Current Testing
Eddy current testing (ECT) have been widely applied for electromagnetic parameters measurement and structural health monitoring due to the advantages...
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Backside Defect Evaluation in Carbon Steel Plate Using a Hybridized Magnetic Flux Leakage and Eddy Current Technique
The challenges inherent in effective nondestructive evaluation of backside defects in steel, such as cracks, arise from the limited penetration of...
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3.65 T Pulsed Electromagnet for Gyrotron Testing
A gyrotron is a class of high-power beam vacuum tubes that generates millimeter-wave electromagnetic waves by the cyclotron resonance of electrons...
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Comprehensive Design of Electrical Machines for Integrated Pulsed Discharge Systems
Based on the radial integrated pulsed discharge systems of prime motor and pulsed alternator, the match criteria between the specification parameters...
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Thickness Estimation of Marine Structures Using an ROV-Based Pulsed Eddy Current Technique
Jacket-type steel members are widely used in near and offshore structures wherein tubular members are welded together to either form or protect the...
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Factors Affecting Spatial Resolution in Pulsed Eddy Current Inspection of Pipe
Pulsed eddy current is an emerging technique for measuring wall thinning of steel under insulation. Ideally, it would be desirable to obtain the most...
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Design and Simulation of 4MJ Air-Core Pulsed Alternator
Pulsed alternator concentrates the functions of inertial energy storage, energy conversion and power conditioning, which can output the mechanical...
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Subminiature Eddy Current Transducers for Thickness Measurement Problems
AbstractOn the basis of a transformer-type eddy current transducer, a measuring system has been constructed that allows one to estimate the...
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Enhancement of Thickness Measurement in Eddy Current Testing Using a Log–Log Method
Eddy current testing for thickness measurement has great advantages, such as non-contact, low cost, and high efficiency. It is reported that there is...
