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pro vyhledávání: '"Jingwei Cheng"'
Publikováno v:
Volume 5: Operations, Applications, and Components; Seismic Engineering; Non-Destructive Examination.
Ultrasonic testing is one of the most common non-destructive testing (NDT) methods for periodic inspection of crude oil storage tanks. Ultrasonic phased array system can effectively and efficiently image different types of defects in the structures t
Publikováno v:
Volume 5: Operations, Applications, and Components; Seismic Engineering; Non-Destructive Examination.
Electromagnetic acoustic transducer (EMAT) gradually becomes the main excitation method for surface wave, which is suitably used in periodic inspection or long-term monitoring of pressure equipment. However, the corroded surfaces appearing on the pre