Recent Development of Alternating Current Field Measurement Combine with New Technology.
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Place / Publishing House: | Singapore : : Springer Singapore Pte. Limited,, 2024. ©2024. |
Year of Publication: | 2024 |
Edition: | 1st ed. |
Language: | English |
Physical Description: | 1 online resource (152 pages) |
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Table of Contents:
- Intro
- Preface
- Contents
- High Sensitivity Rotating Alternating Current Field Measurement for Arbitrary-Angle Underwater Cracks
- 1 Introduction
- 2 Induced Rotating Alternating Current Field
- 2.1 RACFM Theoretical Model
- 2.2 FEM Modeling and Analyzing
- 3 RACFM System for Arbitrary-Angle Cracks Measurement
- 3.1 RACFM System
- 3.2 RACFM Probe
- 3.3 RACFM Waterproof Shell
- 4 RACFM System Testing and Discussing
- 4.1 Experiment System
- 4.2 Discussion
- 5 Conclusion
- References
- Detection of Cracks in Metallic Objects by Arbitrary Scanning Direction Using a Double U-Shaped Orthogonal ACFM Probe
- 1 Introduction
- 2 FEM Model of Double U-Shaped Orthogonal ACFM Probe
- 3 Cracks Detection Experiments
- 4 Conclusion
- References
- A Novel Fatigue Crack Angle Quantitative Monitoring Method Based on Rotating Alternating Current Field Measurement
- 1 Introduction
- 2 Theoretical Model
- 3 Finite Element Analysis
- 3.1 Model Set Up
- 3.2 Characteristic Signal Analysis of Cracks with Different Angles
- 3.3 Characteristic Signal Analysis of Cracks with Different Lengths and Depths
- 4 Experimental Setup and Result
- 4.1 Probe and System Setup
- 4.2 Crack Length Monitoring
- 4.3 Crack Depth Monitoring
- 4.4 Modification of the Measured Angle of the Crack
- 5 Conclusions and Further Work
- References
- Inspection of Both Inner and Outer Cracks in Aluminum Tubes Using Double Frequency Circumferential Current Field Testing Method
- 1 Introduction
- 2 Finite Element Method Model
- 2.1 Simulation Model
- 2.2 High Frequency Excitation Signal
- 2.3 Low Frequency Excitation Signal
- 3 Testing System
- 3.1 Probe with Sensor Arrays
- 3.2 Testing System
- 4 Inspection of Inner and Outer Cracks
- 4.1 Specimen
- 4.2 Inspection of Different Depth Cracks
- 4.3 Inspection of Different Length Cracks.
- 5 Conclusions and Further Work
- References
- Novel Phase Reversal Feature for Inspection of Cracks Using Multi-frequency Alternating Current Field Measurement Technique
- 1 Introduction
- 2 Methodology
- 3 Multi-frequency ACFM Testing System
- 4 Experiment
- 5 Conclusion
- References
- Visual Reconstruction of Irregular Crack in Austenitic Stainless Steel Based on ACFM Technique
- 1 Introduction
- 2 An Irregular Crack Simulation Model
- 2.1 Simulation Model
- 2.2 Simulation Analysis of Electromagnetic Field
- 3 Visualization Reconstruction Method
- 3.1 Gradient Field Algorithm
- 3.2 Simulation Results Visualization Refactoring
- 4 Experimental Verification
- 4.1 Test System Construction
- 4.2 Experimental Test
- 4.3 Reconstruction Accuracy Evaluation
- 5 Conclusions
- References
- Visual ACFM System Modeling and Optimization for Accurate Measurement of Underwater Cracks
- 1 Introduction
- 2 Underwater VACFM
- 3 Analysis and Optimization for Probe Parameters
- 3.1 Model Development in ANSYS
- 3.2 Excitation Currents
- 3.3 Fix Structure Lift-Off
- 3.4 Probe Structure
- 4 System Performance Testing
- 4.1 Experimental System
- 4.2 Accurate Measurements
- 4.3 Results and Discussion
- 5 Design Summary and Conclusion
- References
- Research on High-Precision Evaluation of Crack Dimensions and Profiles Methods for Underwater Structure Based on ACFM Technique
- 1 Introduction
- 2 Marine Environment ACFM Simulation Model
- 3 Two-Step Interpolation Algorithm
- 4 Establishment of the Experimental System
- 5 Crack Evaluation Test
- 5.1 Crack Size Evaluation
- 5.2 Crack Profile Evaluation
- 6 Conclusion
- References.