EDDY CURRENT (ELECTROMAGNETIC TESTING)
Course Contents
LEVEL – I
Introduction to Electromagnetic Testing
Electromagnetic Theory
Electromagnetic Technique :
Readout Mechanism
Types of Eddy Current Sensing Elements
Types of Flux Leakage Sensing Elements



LEVEL – II
Electromagnetic Evaluation:

Review of Electromagnetic Theory
Factors That Affect Coil Impedance
Factors That Affect Flux Leakage Fields
Signal-to-Noise Ratio
Selection of Test Frequency
Selection of Method of Magnetization for Flux Leakage Testing
Coupling
Field Strength and Its Selection
Field Orientation for Flux Leakage Testing