超声相控阵检测系统

下载后可任意编辑超声相控阵检测系统12024 年 4 月 19 日超声相控阵检测系统摘 要：在无损检测领域里，超声检测凭借可靠、安全、经济的优势，得到了越来越广泛的应用。超声相控阵系统由于具有独特的线性扫查、动态聚焦、扇形扫描的特点，成为近几年超声检测领域里的一个讨论热点。本文介绍了超声相控阵的进展、在工业领域中的应用以及国内外现状。简述了超声相控阵系统工作原理、主要特点及相控阵系统的探头、超声发射接收电路、超声成像部分。说明了超声相控阵的讨论在无损检测领域里具有宽阔的应用前景。关键词：无损检测；超声相控阵；相控阵探头；超声成像Ultrasonic phased array testing systemLiu Shengchun下载后可任意编辑（College of information and communication Engineering, Harbin Engineering University, Harbin, Heilongjiang 150001, China）Abstract:In non-destructive detecting field, depending on the superiorities of credibility, security and economy, ultrasonic detecting is getting more and more broad application. Ultrasonic phased array system which has characteristics of linearity scanning , dynamic focus and sector scanning, is becoming a hot research in the ultrasonic detecting field in recent years.This paper introduce the development, status quo of ultrasonic phased array, and its application in industry. Briefly describe its work principle, main characteristic and phased 32024 年 4 月 19 日下载后可任意编辑array system including probe,ultrasonic transmitting and receiving circuit and ultrasonic imaging. It illuminates that there is a wide application foreground of ultrasonic phased array's research in non-destructive detecting field.Key words:Non-destructive defecting;Ultrasonic phased array;Phased array probe;Ultrasonic imaging1 引言超声相控阵技术已有 40 多年的进展历史，初期，由于系统的复杂性、固体中波动传播的复杂性及成本费用高等原因使其在工业无损检测中的应用受限，主要应用在医疗领域[1,2]，如经过相控阵快速移动声束对被检器官成像[3]；利用其可控聚焦特性局部升...