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ACOUSTIC EMISSION MONITOR [1 record]

Record 1 2001-04-18

English

Subject field(s)
  • Acoustics (Physics)
  • Measuring Instruments (Engineering)
OBS

Acoustic emission. The phenomenon of transient elastic-wave generation due to a rapid release of strain energy caused by a structural alteration in a solid material.

PHR

Acoustic emission monitor for bridges, acoustic emission tool-breakage monitor, AE tool-breakage monitor.

French

Domaine(s)
  • Acoustique (Physique)
  • Instruments de mesure (Ingénierie)
OBS

La méthode de contrôle par l'émission acoustique est une méthode volumique (détection d'un signal quelle que soit la partie de la structure siège de l'émission) et dynamique (détection du signal au moment même du relâchement des contraintes). Le contrôle par l'émission acoustique s'applique aux métaux et alliages, roches, bétons, céramiques, matériaux composites.

Key term(s)
  • dispositif de contrôle acoustique

Spanish

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