研制了针对钢结构桥梁焊缝缺陷扩展的超声相控阵监测系统。
The ultrasonic phased array system for monitoring the expanding of weld defect in steel bridge was researched.
我们的前沿技术包括常规超声、超声相控阵、涡流以及涡流阵列。
Our leading edge technologies include ultrasound ultrasound phased array eddy current and eddy current array.
超声相控阵探测技术是在工业无损检测领域具有良好应用前景的新技术。
Ultrasonic phased array testing is a new technology with fine prospect in non-destructive testing.
高强度聚焦超声相控阵列的诸多参数直接影响着该系统的性能和制作成本。
All the parameters of high intensity focused ultrasound phased array may effect the performance and cost of the ultrasound therapeutic system.
提出海洋平台结构超声相控阵检测方案，并使用该系统在对比试件上进行试验。
Inspection scheme of offshore platform structure ultrasonic phased array was also presented, and the reference block of offshore platform structure was detected by this system.
介绍了超声相控阵检测成像技术的基本原理及其在海洋平台结构检测中的最新进展。
The basic principle of ultrasonic phased array inspection imaging technology and its new development in offshore platform structure inspection are described.
超声相控阵技术通过对超声阵列换能器中各阵元进行相位控制，获得灵活可控的合成波束。
Ultrasonic phased array technique can help to achieve flexible, controllable synthesized ultrasound beam by exciting each element of an ultrasonic array transducer with independent phase delay.
在超声检测领域，超声相控阵技术和合成孔径聚焦技术已被证明是两种行之有效的新技术。
In ultrasonic testing, ultrasonic phased array technology and synthetic aperture focusing technique have been proved to be two kinds of effective new technologies.
超声相控阵技术通过对超声阵列换能器中各阵元进行相位控制，获得灵活可控的合成波束。
Ultrasonic phased array technology USES an array of ultrasonic transducer array element for each phase control, access to flexible and controllable synthesis of beam.
与传统的超声波探头相比，超声相控阵探头可以实现电子控制下的声束平移、偏转与动态聚焦。
Compared with traditional ultrasonic probe, ultrasonic phased array probe can realize transition, deflection and dynamic focusing of acoustic beam under electronic control.
本文是研制超声相控阵换能器动态聚焦系统，它包括数字式多通道信号发射系统和两种超声相控阵换能器。
This paper focuses on developing a digital ultrasonic phased array transducer system which can realize the focusing and scanning of sound beams.
摘要：超声相控阵聚焦能将超声能量聚焦于被检区域，使检测结果更加明显，但缺陷定量结果受相控阵仪器聚焦深度的设置影响较大。
Abstract: ultrasonic phased array focusing ultrasonic energy on the inspected area to make the test results more obvious. The focus depth setting had great influence in defect quantification.
在相控阵超声诊断仪中，相控阵单元是仪器的关键部分。
In phased-array ultrasonic diagnostic equipment, the phased-array controlling unit is the most important part.
相控阵超声检测技术在无损检测领域是一个新的技术手段。
Ultrasonic phased array testing is a new nondestructive testing technology.
国内工业相控阵超声检测的应用尚处于起步阶段，本论文对其关键技术进行了研究并提出了解决方案。
The application of industrial ultrasonic phased array detection is still in the introductory stage in China. The key technology is researched and resolving scheme is put forward in the paper.
数字波束合成技术是相控阵超声检测相对于其它超声检测所特有的，也是整个信号接收处理系统的核心技术。
Digital beam forming (DBF) is special for phased array ultrasonic transducer compared to other ultrasonic nondestructive testing and is also the kernel technology of the whole signal-receiving system.
还提出了相控阵超声成像的系统构成以及其中应用的关键技术指标，为水下超声成像的研究奠定了理论基础。
Also, the system composing of phased array ultrasonic imaging and its key technique are given, which set base for underwater ultrasonic imaging in theory.
对国内率先开发的PWA - 1型全自动相控阵超声检测系统进行了详细介绍，并对该系统的进一步开发进行了展望。
PWA-1 automatic ultrasonic phased array testing system developed in our country was introduced, and the future improvement of the system was also described.
期望为国内承压设备相控阵超声检测的有效应用和标准化，提供法定依据和有用借鉴。
The intention is to provide an authorized basis and a source of reference for effective application and standardization of phased-array ultrasonic examination for pressure equipment in our country.
目的是依据规范为焊缝相控阵超声检测图像识别和结果评定提供借鉴。
The intention was to provide references for recognition of PA images of weld inspection and result evaluation. in accordance with the referencing code requirement.
初步试验和研究表明，相控阵超声无损检测系统比传统单探头超声无损检测具有信噪比高、缺陷分辨力强、有效探伤范围宽以及工作效率高等特点。
Preliminary test and study showed that phased array ultrasonic system was better in signal-to-noise ratio, more sensitive to defects, wider in testing range and higher in working efficiency...
初步试验和研究表明，相控阵超声无损检测系统比传统单探头超声无损检测具有信噪比高、缺陷分辨力强、有效探伤范围宽以及工作效率高等特点。
Preliminary test and study showed that phased array ultrasonic system was better in signal-to-noise ratio, more sensitive to defects, wider in testing range and higher in working efficiency...
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