To meet the demand of the new-type hull mounted sonar,sub-bottom profiler and ocean exploration for the low frequency,broadband and high power acoustic transmission,in this article,experiment results of three kinds of broadband longitudinal transducer are presented.
为适应新型舰壳声纳设备、海洋地层探测设备等对低频、宽带、大功率声发射的需求,本文给出了近几年对压电-超磁致伸缩复合的双谐振纵向振动换能器、压电双谐振纵向振动换能器、压电纵振-盖板弯曲纵向振动换能器等三型换能器的研究结果,研究成果表明利用模态耦合或谐振耦合可有效拓宽频带,满足低频、宽带、大功率声发射的迫切需求,对三型换能器的不同点进行了分析和总结。
This paper studies optimal design of lengthways-single-sheath-thermal-couples from decreasing the temperature measurement errors,then it is on chance of providing reference for design of lengthways-single-sheath-thermal-couples.
接触法测量气流温度时会存在辐射误差、导热误差和速度误差,本文针对纵向单屏蔽滞止式温度传感器,从减小这些测温误差出发,对其优化设计进行了研究,以期能对今后此类传感器的设计提供参考。
Flexural vibration of a compound bar piezoelectric transducer
复合棒压电纵向振动换能器中的弯曲振动
Characteristics of Sandwich Longitudinal-flexural Vibrating Transducers and Its Finite Element Analysis;
夹心式纵弯振动换能器特性研究及有限元仿真
Experimental Study on Ultrasonic Vibration Feeding System Using the Longitudinal Mode Transducer;
采用纵振换能器的超声振动给料系统的实验研究
Study on the Vibration and Radiation Characteristics of Stepped Circular Plates in Longitudinal-Flexural Airborne Transducer;
纵弯复合换能器阶梯辐射圆板的振动和辐射性能研究
Cylindrical Traveling Wave Ultrasonic Motor Using Longitudinal Sandwich Transducers
纵振夹心换能器式圆筒型行波超声电机
longitudinal length extension vibration mode
纵向长度伸缩振动模式
Study on Sandwiched Piezoelectric Ultrasonic Transducers of Radial and Radial-Torsional Compound Vibration Mode;
径向及径—扭复合振动模式夹心式压电超声换能器研究
Shaking Table Model Test of Long-span Continuous Girder Bridge with Longitudinal Seismic Energy Dissipating
大跨连续梁桥纵向消能减震振动台模型试验
Robust Design for Cantilever-type Piezoelectric Vibration Transducer
悬臂梁式压电振动换能器的稳健设计
Research on the Impedance Matching of Piezoelectric Transducer for Elliptical Vibration Cutting
椭圆振动切削换能器的阻抗匹配研究
Research on Vibration Energy Harvester Using Composite Magnetoelectric Transducer
采用磁电换能器的振动能量采集器研究
Study on Vibration Energy Harvester Using Composite Magnetoelectric Transducer
采用复合磁电换能器的振动能量采集器研究
converter, vibrating contact, electric
振动接触换流器,电动的
Heat Transfer Characteristics and Flow Behaviors of the Longitudinal Vortex Generators in the Channel Flow;
矩形通道内纵向涡发生器的换热和流动特性研究
Test methods for the properties of piezoelectric ceramics--Longitudinal length extension vibration mode for rod
GB/T3389.4-1982压电陶瓷材料性能测试方法柱体纵向长度伸缩振动模式
Test and Analysis of a Dynamic Contact Process of Ultrasonic Feeding
超声振动输送的物料纵向振动过程测试与分析
ultrasonic mode changer
超声波振动模式变换器
double pipe longitudinal finned exchanger
双套管式纵向翅片换热器