本文讲述了宽带换能器的研究概况、发展趋势以及研究方法。
This paper tells the general situation, the development trend and research method of broadband transducer.
本发明公开了一种宽带换能器的压电复合材料，属于压电材料技术领域。
The invention discloses a piezoelectric composite material for a broadband transducer, and belongs to the technical field of the piezoelectric material.
本发明压电复合材料的Q值可以达到10以下，适用于宽带换能器的制备。
The Q value of the piezoelectric composite material can reach below 10, and the composite material is applicable to the preparation of the broadband transducer.
本文描述了地震物理模型中使用的几种宽带换能器的主要压电参数和技术指标。
In this paper, the chief piezoelectric parameters and the technical specifications of some different Rinds of the broad-band transducers for seismic modelling were described.
多谐振腔宽带换能器的理论分析采用经典等效电路法与有限元法相结合的方式。
Equivalent circuit method and finite element method have been studied for theoretical analysis of the resonator transducer.
我们应用电子技术中“参差调谐放大器”的原理，研制了一种结构新型的参差宽带换能器。
A kind of transducer with novel construction, the stagger-tuned wide-band transducer has been developed based on the principle of the "stagger-tuned Amplifier".
在众多拓宽换能器频带的方法中，匹配层宽带换能器技术在中高频段是一种较为行之有效的方法。
The technology of matching layer transducer is an efficient method in middle-high frequency among many methods of broaden the frequency of transducers.
本文介绍了实现宽带换能器的方法以及宽带换能器的种类，指出了溢流式宽带换能器及其阵列研究的意义。
This paper introduces types and methods of bringing about broadband transducers, and point out significance of researching broadband transducer and array.
本文设计了一种多谐振腔宽带换能器，采用径向极化的压电陶瓷圆管作为激励源，激发多个液腔的振动，以多模态耦合振动的方式来拓展带宽。
Multi-resonator broadband transducer is given in this paper. The transducer driven by radially poled piezoelectric cylinder achieves broadband transmission by coupling multiple fluid vibrations modes.
实验中，采用直探头与可变角探头作为超声波换能器做了接收宽带兰姆波信号的对比。
In the experiment, both the normal probe and variable Angle probe are used to receive broadband Lamb wave signals.
我们介绍了一种新颖的超声波检测技术，它用宽带，非接触的电容换能器实现超声波的激发或接收。
We describe a new ultrasonic sensing technique which uses broadband and noncontact capacitive transducer to generate or receive ultrasonic waves.
本文提出一种利用脉冲激光产生可重复的宽带标准声源、对超声换能器的速度灵敏度进行标定的新方法—激光超声法。
A new method for calibration of velocity sensitivity of ultrasonic transducers with a wide band standard acoustic source generated by a pulsed laser is proposed.
本文用有限元法对凹型弯张换能器的前三个共振频率和振动方式进行计算，与测量值比较并讨论了作为水下宽带声源的优点。
The first three resonant frequencies and vibration modes of a novel flextensional transducer are calculated by finite element method, and compared with measured values.
利用多共振原理设计一种圆形宽带超声换能器。
A circular wideband ultrasonic transducer has been developed by multi-resonance theory.
换能器与功放匹配是宽带大功率水声发射的关键技术之一。
Match between the transducer and the amplifier is a key technology for a wide band high power underwater acoustic transmit system.
换能器与功放匹配是宽带大功率水声发射的关键技术之一。
Match between the transducer and the amplifier is a key technology for a wide band high power underwater acoustic transmit system.
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