Time Of Flight Diffraction
Online E-Learning Refresher
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Course Duration - 1 Months
Examination Duration: 2 Days
Examination Duration - 2 Days
For technicians who are already certified but would benefit from a reminder of the fundamentals of ToFD, we are introducing a refresher eLearning package. This course is an excellent way to remind yourself of the underlying principles and skills required to conduct this type of inspection.
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Online Refresher Time Of Flight Diffraction
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Description
The Refresher eLearning Package is divided in three modules:
• Module 1: Self-evaluation Test
• Module 2: Theory
• Module 3: Exercises
Price – $400 + VAT
When you have booked your online training, you will receive an email notification with your login details
Topic
Module 1: Self-evaluation Test
• 40-question test
• Link to an explanatory video for each question.
• Grade obtained.
Module 2: Theory
• Introduction to phasing, steering, focusing.
• Pulser/receivers, digitizers, sub-sampling, filters, gain, multiplexing
• Multi-element probes
• Optimal wedge height calculation
• Scanner components, encoder
• PAUT A-Scan, L-Scan, S-Scan
• C-Scan depth, C-Scan from S-Scan
• Cursors, gates, A-Scan extractor, weld centreline, skip lines.
• Producing PAUT, PAUT wave front, PAUT beam
• Steering, shear and longitudinal waves
• Focused and unfocused beams, active focusing, passive focusing.
• Signal compression, angular resolution, scan resolution, filtering.
• Set-up, element step, angular range and resolution, focal distance
• Number of samples, voltage, gain, PRF
• Velocity calibration, 0-degree, angled.
• Wedge delay calibration, 0-degree, angled.
• TCG calibration, 0-degree, angled.
• Encoder calibration
• Probe positioning, zero datum, scanning direction.
• Sizing indication 0-degree, depth, width, length
• Sizing indication angled beam, depth, height, length
Module 3: Interactive Exercises
• Lamination check exercises, set-up, calibration, scanning, data analysis.
• Corrosion mapping exercises, set-up, calibration, scanning, data analysis
• Weld testing exercises, set-up, calibration, scanning, data analysis.
Specification
So that your computer can run the Phased Array eLearning modules you will need the following basic systems:
Operating System
Windows 10 or 11
Browser
Microsoft Edge or higher (PC)
Plugin:
Internet connection:
2 MBIT/s
Ultrasonic Video Clip
Tester
To get an idea of what you can expect when you begin the course, and view some helpful tutorial videos, click the link below:
View the course taster.
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.
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