Calling all certified technicians who could use a refresher on the fundamentals of Time of Flight Diffraction (ToFD). We are pleased to offer an eLearning package specifically designed to remind you of the underlying principles and skills required to conduct this type of inspection.
The ToFD Refresher course provides a convenient way to revisit and reinforce your knowledge. With 14 days of consecutive access from the date of activation, you have ample time to complete the course at your own pace. Feel free to revisit any sections as needed, ensuring a thorough understanding of the material.
Stay up to date and maintain your expertise with our ToFD Refresher eLearning Package. Reinvigorate your understanding of this inspection technique and enhance your confidence in applying it effectively.
This course is eligible for Continuing Professional Development (CPD) credit hours.
CPD: 15 Credit
Duration: 15 hrs
Price: CA$ 549.00
Order nowThe Refresher eLearning Package is divided in three modules:
Module 1: Theory
Module 2: Interactive exercises
Module 3: Self-evaluation Test
When you have booked your online training, you will receive an email notification with your login details.
SECTION 1: Theory
• Instrument, digitizers, filters
• Probes, frequency spectrum, signal waveform, pitch and catch
• B-Scan, gray scale
• Whisker effect, parabolic cursors
• Non-parallel and parallel scans
• Huygens’ principal, diffraction
• Snell’s law, incident and refracted waves
• RF signals, phase shift, averaging
• PCS, depth calculation, position uncertainty
• Beam spread, lateral wave, backwall, mode-converted backwall
• Limitations, dead zones, accuracy, resolution
• Indications, top-surface breaking, bottom-surface breaking, embedded
• Geometrical indications, double-V welds, pipe misalignment, double thicknesses
• Settings, filters, averaging, time window, sensitivity, scan resolution, PRF
• Velocity calibration, lateral wave straightening
• Analysis, signal start, grouping, point-like
• Analysis, basic analysis, detailed analysis
• Analysis, height and depth, length and position
SECTION 2: Interactive exercises
• Defect viewer, top-surface breaking, bottom-surface breaking, embedded
• velocity calibration, wedge delay calibration, Lateral wave straightening, Data
analysis
SECTION 3: Self-evaluation test
• 40-question test
• Link to an explanatory video for each question
• Grade
So that your computer can run the Phased Array eLearning modules you will need the following basic systems:
Operating System
Windows: 10 and higher
Browser
Chrome or Edge
Internet connection:
A decent internet connection (5 Mb/s)
To get an idea of what you can expect when you begin the course, and view some helpful tutorial videos , click the link below:
Please use the latest version of the browser Internet Explorer with Silverlight installed to view the tasters. Videos are best seen in full screen mode, exercises must be in full screen mode to work.