In this paper the measurement algorithm of a multifunctional microcomputer power parameter transducer is presented. The errors of instrumentation, which includes the phase-locking synchronization error, the channel transfer error, the CT nonlinearity error, frequency alias error and phase error, are analyzed.

1、

Wave equation of variable cross-section, a half-wavelength transducer oscillator and half-wavelength horn are designed respectively, using Boundary-Condition Method and Transfer Matrix Method, which develops a whole-wavelength power collected transducer by connecting the two parts with a bolt.

基于一维变截面杆纵振波动方程，采用边界条件法和传输矩阵法分别设计了半波长换能器振子以及半波长变幅杆，二者通过螺钉连接组成全波长聚能型压电换能器。

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2、

In terms of concept of radio highfrequency antenna impedance matching and analyzing design of energy converter of the brain disease curing device, a engineering method of designing the supersonic-wave power output transducer are given and precautions are shown finally in this paper.

本文借助无线电高频天线阻抗匹配的概念，通过对脑病治疗机换能器设计的分析讨论，给出了超声波功率输出换能器工程设计的方法及应注意的几个问题。

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3、

Much progress has been made in transducers, including cylindrical PVDF hydrophone, plane type PVDF hydrophone, cymbal transducer, relaxor-based piezoelectric single crystals transducer, and low frequency and high power small transducer.

介绍了PVDF圆柱型水听器、大面积平板PVDF水听器、钹式换能器、弛豫铁电单晶换能器、小体积低频大功率发射换能器等方面的研究进展。

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4、

Analysis and Simulation of Super-Resolution Reconstruction from Compressed Video The Research on Thermal Property and Magnetic Hysteresis Loss of Giant Magnetostrictive Materials in Power Ultrasound Transducer

压缩视频超分辨率重建的研究与实现超磁致伸缩功率超声换能器磁滞损耗及热分析

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5、

The Research on Thermal Property and Magnetic Hysteresis Loss of Giant Magnetostrictive Materials in Power Ultrasound Transducer

超磁致伸缩功率超声换能器磁滞损耗及热分析水浸超声探头频率、声场特性的分析及测定研究

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6、

On-line detection of power ultrasonic transducer clamping capacitance

功率超声换能器夹持电容的在线检测的研究

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7、

Measurement of acoustic field radiated by low frequency power ultrasonic transducer with laser-interferometer

低频功率超声换能器辐射声场的激光干涉检测

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8、

High power cylindrical transducer is widely used in cleaning, contaminant separation and extraction.

大功率圆管换能器在清洗、除垢、萃取等领域中有着广泛的应用。

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9、

The design principle of larger power piezoelectricity transducer

大功率压电换能器的设计

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10、

The characteristics of high power ultrasonic transducer under loads

A4负载条件下功率换能器的特性研究

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11、

Algorithm and Error Analyzing of Microcomputer Multiple Power Parameter Transducer

交流采样综合电量变送器的算法和误差分析

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12、

The sensors including oil pressure sensor, proximity switch, flow sensor, pullon the rope sensors, current sensors, gas concentration sensor, power transducer, ultrasonic liquid level sensor, temperature sensor, tension sensor.

传感器有油压传感器、接近开关传感器、流量传感器、拉绳传感器、电流传感器、气体浓度传感器、功率变送器、超声波液位传感器、温度传感器、拉力传感器。

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13、

Therefore, it is necessary to develop a power transducer that can measure dynamic signal of cutting process and provides interfaces for output signals.

因此必须设计一种能正确测量切削过程动态信号并能提供输出接口的功率变送器。

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14、

The influence of three phase quantity symmetry on measuring error of reactive power transducer

三相电量对称性对无功功率变送器测量误差的影响

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15、

The Design of a New Type Three-dimension Power Transducer Based on Piezoelectricity

基于压电式新型三维力传感器的设计

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16、

Design of a Railway Switch Power Transducer Based on RS-485 Communication

基于RS-485通讯的转辙机功率传感器的设计

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17、

Airgap Flux Trace Control Method for PWM Variable Frequency Induction Motor Drive System With Microcomputer

微型机控制的磁通轨迹法PWM交流变频调速系统

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18、

Its technical difficulty, mainly in the variable frequency AC motor drive speed systems.

其技术难度主要在驱动交流电动机的变频调速系统上。

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19、

Analysis of Capacity Calibration of MPM Main Drive Variable Frequency Asynchronous Motor

连轧管机主传动变频异步电动机容量校验分析

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20、

Variable Frequency Asynchronous Motor Electromagnetic Design Program Based on VB and MATLAB

基于VB和MATLAB的变频异步电动机电磁设计程序

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