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Roar Coupland
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Decks in this class (31)
Basics (1)
Sound,
Ultrasonic testing,
Sound properties
3
cards
Modes of Propagation/Waves (1)
Longitudinal compression,
Transverse shear,
Surface rayleigh
4
cards
Terms (1)
Elasticity,
Vibrations,
Cycle
14
cards
Stats (1)
Velocity of longitudinal waves in...,
What is the velocity ratio of wat...,
The smallest detectable defect
9
cards
Formulae (1)
Wavelength symbol,
Density symbol,
Frequency symbol
17
cards
Everything Couplant (1)
What is couplant used for,
Couplants must,
Typical couplants
3
cards
Crystals (2)
Crystal,
Natural crystals,
Polarized man made crystals
8
cards
Terms (2)
Capabilities of a transducer probe,
Efficiency,
Sensitivity
19
cards
Construction of a Transducer/Probe (2)
Crystal,
Electrodes,
Cover wear face
8
cards
Formulae (2)
Bandwidth,
Mechanical or q factor,
What do fu fl fc represent
3
cards
Types of Transducers (2)
Types of transducer beams,
Straight beam,
Angle beam
12
cards
Construction of the Digital Ultrasonic Instrument (2)
Block diagram,
Power supply,
Timer circuit
6
cards
Construction of the Cathode-Ray Tube CRT (2)
How is a crt controlled,
What happens in a crt,
Crt stands for
5
cards
Controls on a Digital Display (2)
Radio frequency rf display,
Rectified or video display,
Positive rectification
13
cards
Pulse-Echo (2)
What is the pulse echo technique,
Initial pulse,
Front surface echo
7
cards
Calibration (2)
Calibrating the time base,
Delay control,
Range control
3
cards
Types of Resolution (2)
In depth resolution,
Far surface or rear surface resol...,
Near surface or entry surface res...
3
cards
Reference Blocks (2)
What do calibration blocks do,
Iiw block international institute...,
What does the iiw block do
13
cards
Mode Conversion (3)
What is mode conversion,
What happens when a longitudinal ...,
What happens when a longitudinal ...
8
cards
Use of Waves (3)
Use of longitudinal waves,
What are normal incidence waves u...,
What are oblique incidence waves ...
6
cards
The Sound Beam (4)
Near fresnel zone,
Far fraunhofer zone,
Beam spread or beam divergence
11
cards
Formulae (4)
Near field,
Angle of beam spread at 10 intensity,
Angle of beam spread at 50 intensity
4
cards
Attenuation (4)
Define attenuation,
Causes of attenuation,
Absorptions impact on attenuation
11
cards
Testing Methods (5)
What is straight beam testing,
What is straight beam testing use...,
What is angle beam testing
23
cards
Immersion Testing (5)
What are the three types of immer...,
What is conventional immersion te...,
Equipment for conventional immers...
16
cards
Resonance (5)
Why is resonance a key part of ul...,
What are standing waves,
What are nodes
11
cards
Formulae (5)
Fundamental frequency,
Material thickness when fundament...
2
cards
Ultrasonic Displays (5)
What are the three most common di...,
A scan,
B scan
5
cards
New Ultrasonic Technology (5)
Ultrasonic rail testing,
Scorpion b scan,
Theta scan
7
cards
Variables Impacting Ultrasonic Tests (7)
What are the three main categorie...,
Material variables,
Discontinuity variables
4
cards
Equipment Variables (7)
Thinner crystals produce a higher...,
Larger diameter transducers,
A narrow bandwidth transducer wil...
7
cards
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ultrasonics
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