[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Nomura et al., 2022 - Google Patents

In situ measurement of ultrasonic behavior during lap spot welding with laser ultrasonic method

Nomura et al., 2022

View HTML
Document ID
10904184277058618837
Author
Nomura K
Deno S
Matsuida T
Otaki S
Asai S
Publication year
Publication venue
NDT & E International

External Links

Snippet

Understanding the joining process in real time during welding can help improve welding quality, reliability, and manufacturing process efficiency. For this purpose, a laser ultrasonic method that can detect in situ welding quality without contact during welding would be …
Continue reading at www.sciencedirect.com (HTML) (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
    • G01N29/0654—Imaging
    • G01N29/069—Defect imaging, localisation and sizing using, e.g. time of flight diffraction [TOFD], synthetic aperture focusing technique [SAFT], Amplituden-Laufzeit-Ortskurven [ALOK] technique
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • G01N29/2418—Probes using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02881—Temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/228—Details, e.g. general constructional or apparatus details related to high temperature conditions

Similar Documents

Publication Publication Date Title
Honarvar et al. A review of ultrasonic testing applications in additive manufacturing: Defect evaluation, material characterization, and process control
Pieris et al. Laser Induced Phased Arrays (LIPA) to detect nested features in additively manufactured components
CN102294549B (en) Welding system and welding method
CN102323216B (en) Welding inspection method and apparatus thereof
Zeng et al. Laser Ultrasonic inspection of a Wire+ Arc Additive Manufactured (WAAM) sample with artificial defects
Yamamoto et al. Defect detection in thick weld structure using welding in-process laser ultrasonic testing system
Nomura et al. In situ measurement of ultrasonic behavior during lap spot welding with laser ultrasonic method
Lévesque et al. Inspection of thick welded joints using laser-ultrasonic SAFT
Vasilev et al. Non-contact in-process ultrasonic screening of thin fusion welded joints
Yang et al. Measurement of weld penetration depths in thin structures using transmission coefficients of laser-generated Lamb waves and neural network
CN112666265A (en) Method for making water immersion ultrasonic nondestructive testing process for laser additive connection area
Zhang et al. The measurement of weld morphology and inclusions using ultrasonics
Sweeney et al. In-process phased array ultrasonic weld pool monitoring
Nomura et al. In-situ detection of weld defect during the welding process by laser ultrasonic technique
Chertov et al. Acoustic microscopy of internal structure of resistance spot welds
Arone et al. Defect characterization in Al welded joints by non-contact Lamb wave technique
Nomura et al. Study on non-contact measurement method of resistance spot weld nugget diameter using laser ultrasonic technique
Matsuida et al. In-process monitoring of welding quality by robotic laser ultrasonic measurement system using microchip laser
EP3788358A1 (en) Improved characterization and classification of spot welds by ultrasonic diagostic techniques
MacLeod et al. Advanced nondestructive evaluation for welded joints
Liu et al. On-line measurement of nugget diameter in automatic resistance spot welding based on embedded ultrasound probe
Vasilev et al. In-process ultrasonic inspection of thin mild steel plate GMAW butt welds using non-contact guided waves
Sweeney et al. Towards real-time quantitative monitoring and control of weld pool dimensions using phased array ultrasonics
Nageswaran et al. Evaluation of ultrasonic phased array and laser optical techniques for the intermediate inspection of the root and hot pass in girth welds for clad pipelines
Choi et al. Imaging and Sizing of Surface Defects Using Synthetic Aperture Focusing of Laser-generated Surface Waves