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ultrasonic pulse-echo testing

1

Terminological databases

Materjalitehnika terminibaas

ID 1146250 Last modified 05.08.2025
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Domain testing methods
  • ultraheliimpulsside peegeldumisel (vastukajamisel) põhinev mittepurustav katse (vt ultrahelikatse, ultraheliimpulss-ehhokatse)
  • pulse-echo method of non-destructive testing, in which a short pulses of ultrasonic energy are introduced into a testpiece at regular intervals of time while some or all of the energy is reflected (see: ultrasonic test, ultrasonic pulse-echo test)
ultraheliimpulss-kajakatsetus preferred
ultraheliimpulss-ehhokatsetus
ultraheliimpulss-kajakontroll
ultraheliimpulss-ehhokontroll
ultrasonic pulse-echo testing
pulse-echo testing
ultrasonic pulse-echo inspection
ultrasonic pulse-echo examination

Metroloogia terminibaas

ID 628924 Last modified 26.04.2024
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Domain metrologytest technologytesting methods
  • mittepurustav katse betoonelementide aluspinna sihtmärkide skaneerimiseks, mis kasutab akustilist impulsslainet, et uurida aluspinna kihtide omadusi ja leida defekte, tuvastades betoonist erineva akustilise impedantsi anomaalia
  • kajakatse, mis hõlmab lühiajalisi helilaineid, mille sagedused ületavad inimese kuulmisvõime ülempiiri, ja mis on kasutusel korrosiooni või muude füüsikaliste kõrvalekallete tuvastamiseks metallobjektis
  • non-destructive test for scanning sub-surface targets in concrete elements that use acoustic stress wave to study the properties of sub-surface layers, and locate defects by identifying any anomaly of acoustical impedance that is different from concrete
  • pulse echo test that involves short-duration sound waves with frequencies above the upper limit of human hearing capability, and is used to detect corrosion or other physical abnormalities in a metallic object
ultraheliimpulss-kajakatse preferred
Usage examples
  • Ultraheliimpulss-kajakatse kasutab kahte tüüpi laineid, pikilaineid ja põiklaineid: pikilainetes on osakeste liikumine samas suunas kui laine liikumine ja kui osakeste liikumine on laine liikumissuuna suhtes täisnurga all, nimetatakse seda põiklaineks, mis on võimalik ainult tahketes materjalides ja pikilained on alati kiiremad kui põiklained ning mõlemat tüüpi lainete helikiirust saab mõõta.
ultrasonic pulse echo testing preferred
Usage examples
  • The ultrasonic pulse echo testing method uses two types of waves, the longitudinal waves and the transverse waves: in longitudinal waves the particle motion is in the same direction as the movement of the wave, and if the particle movement is at a right angle to the direction of travel of the wave, it is called a transverse wave, which is only possible in solid materials, and longitudinal waves are always faster than transverse waves, and the velocity of sound of both types of waves can be looked.

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