A high-speed high-resolution ultrasonic imaging method for composite materials

By combining a two-channel ultrasonic instrument with a rectangular ultrasonic probe, along with rotational scanning and water immersion coupling technology, the challenges of rapid scanning and high resolution in composite material testing have been solved, enabling rapid and accurate localization of defects in composite materials.

CN122109322APending Publication Date: 2026-05-29AEROSPACE INST OF ADVANCED MATERIALS & PROCESSING TECH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
AEROSPACE INST OF ADVANCED MATERIALS & PROCESSING TECH
Filing Date
2024-11-29
Publication Date
2026-05-29

AI Technical Summary

Technical Problem

Existing ultrasonic imaging methods cannot simultaneously meet the requirements of rapid scanning and high resolution for composite material testing, especially in achieving both penetration testing and high-resolution testing at the same time.

Method used

A combination of a two-channel ultrasonic instrument and rectangular ultrasonic probes A and B is used. By using rotational scanning and water immersion coupling, combined with the penetration method and the reflection method, and utilizing the hysteresis signal acquisition technology of the multi-chip ultrasonic probe B, an ultrasonic C scan image is formed.

Benefits of technology

It enables rapid scanning and high-resolution detection of composite materials, accurately locating the horizontal and depth positions of defects, and improving detection speed and resolution.

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Abstract

The present application relates to a kind of high-speed high-resolution ultrasonic imaging detection method for composite material, belong to the field of ultrasonic nondestructive testing, to solve the existing ultrasonic imaging detection method for composite material cannot meet the detection requirements of fast scanning and high-resolution simultaneously.A kind of high-speed high-resolution ultrasonic imaging detection method for composite material, including according to set principle connection ultrasonic instrument and ultrasonic probe, using water immersion coupling mode to carry out penetration method and reflection method detection to the product to be detected;Rotary scanning, synchronous acquisition probe position signal and rectangular ultrasonic probe B received ultrasonic penetration signal, ultrasonic reflection signal, reconstruct signal forms ultrasonic C scan image.The method of the present application can meet the detection requirements of fast scanning and high-resolution simultaneously for the ultrasonic imaging detection method for composite material.
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