Basics
LEAK DETECTION METHODS AND DEFINING THE SIZES OF LEAKS
ABSTRACT There is a constantly growing need for products and technologies that for their realisation require hermetically closed…
August 24, 2021 · Prabhu TLBasics
Basics
Leak Testing
What is a Leak? A leak is a flow of gas (or liquid) through the wall of a…
August 24, 2021 · Prabhu TLBasics
Laser Testing Methods
Laser Testing includes three techniques, Holography,Shearography and Profilometry. As the method name implies, all three techniques user lasers to perform…
August 24, 2021 · Prabhu TLBasics
How GPR Works
Ground penetrating radar operates by transmitting pulses of ultra-high frequency radio waves (microwave electromagnetic energy) down into the…
August 24, 2021 · Prabhu TLBasics
Ground Penetrating Radar
What is Ground Penetrating Radar? Ground penetrating radar (GPR) is a non-destructive geophysical method that produces a continuous…
August 24, 2021 · Prabhu TLBasics
GUIDED WAVE TESTING (GW) Overview
Guided wave ultrasonic testing detects corrosion damage and other defects over long 33 ft. – 165 ft. distances…
August 24, 2021 · Prabhu TLBasics
Remote Field Sensing
Eddy current testing for external defects in tubes where external access is not possible (e.g. buried pipelines), is…
August 24, 2021 · Prabhu TLBasics
Pulsed Eddy Current Inspection
Conventional eddy current inspection techniques use sinusoidal alternating electrical current of a particular frequency to excite the probe.…
August 24, 2021 · Prabhu TLBasics
Swept Frequency
Swept Frequency Swept frequency eddy current techniques involve collecting eddy current data at a wide range of frequencies.…
August 24, 2021 · Prabhu TLBasics
Multiple Frequency Techniques
Multiple frequency eddy current techniques simply involve collecting data at several different frequencies and then comparing the data…
August 24, 2021 · Prabhu TL