excitation voltage

Design of Digital Excitation Voltage Regulator Based on the Compounding Control Method

复合控制数字励磁电压调节器设计

Desire of Variables for Excitation Voltage on Process of Excitation Modulation

励磁调节过程中各物理量对励磁电压要求的研究

The driving energy of PZT sensor increases with excitation voltage .

随着激励电压增加，PZT传感器所提供驱动能量逐渐增大。

The results give experimental support to the implementation of low excitation voltage portable ultrasound systems .

编码激励实验结果为实现低发射电压的便携式超声诊断系统提供了实验基础。

The voltage resistance character ( relation between emission intensity and excitation voltage ) is elevated .

提高了粉体的耐电压特性（发射强度与激发电压间的关系特性）。

Conditions of excitation voltage and its frequency on contactless conductometric response were optimized .

优化了非接触电导检测系统中激发电压信号及其频率；

Relationship between Current Distribution in the Radiating Aperture of Array Antenna and Input Excitation Voltage of Array

阵列天线辐射孔径内的电流分布与阵元输入口端电压之间的关系

As the input resistance of the sensor is small , a voltage buffer following the excitation voltage is added .

由于传感器的输入电阻较小，在激励电压之间增加了一个电压缓冲器。

Any change in the excitation voltage results is a change in the analog input voltage seen by the ADC .

任一变化在励磁电压的结果是由模数转换器在模拟输入电压。

Study on the Influence of Excitation Voltage and Anode on the Contribution of Scattering Effects to the Intensity of X-Ray Fluorescence

XRF中激发电位和靶材对散射效应增强荧光强度的影响研究

And the excitation voltage and output were also fed through the selector switch to the digital voltmeter .

其激励电压和输出也通过选择开关接到数字电压表上。

Thirdly , visual simulation of actuating mechanism of AC contactor was carried out using ADAMS under different switch phase angle and excitation voltage .

第三，利用ADAMS软件对交流接触器操动机构进行了不同合闸相角、不同励磁电压下动态特性的可视化仿真。

The influence on computational efficiency from different phases of excitation voltage was discussed in order to reduce overlong computation time resulted from large time constant value .

为解决因时间常数过大导致计算时间过长的问题，讨论了不同的激励电压相位对计算效率的影响。

According to the impedance characteristics of the generator and the characteristics of the change of excitation voltage , a relatively self-contained and integrated scheme is proposed .

根据失磁过程机端电压特性和励磁电压变化特性，提出了一种综合的、较为完备的计算机失磁保护方案。

The results of research show that for each friction material there is the most optimum combination of contact load and excitation voltage under the condition of ultrasonic vibration driving .

结果表明在超声波振动驱动条件下，每一种摩擦材料都存在最佳的预压紧力和激励电压的组合。

The excitation voltage is 2 . 4kV ;

激励电压为2.4kV；

Limit induced bifurcation ( LIB ) by generator excitation voltage limit was studied , the critical limit was presented and a mechanism of LIB was proposed .

研究由于发电机励磁电压限制导致的极限诱导分岔，发现临界限值的存在并提出一种极限诱导分岔的机理解释。

On the basis of introducing the structure and analyzing the principle of SX421 automatic voltage regulators , this paper applies them to the generating unit excitation voltage system .

介绍和分析了SX421自动电压调节器的结构和原理，在此基础上，本文将其应用于发电机组励磁调压系统。

During the power oscillation of a power system , a damping active power is injected into the network from the DFIG machine via regulating the rotor excitation voltage angle .

在系统发生功率振荡时，通过改变转子励磁电压的相角调节双馈变速风电机组输出与振荡相关的阻尼功率，达到使风电场能够改善系统阻尼的目的。

Are described , and the control schemes for modulating the power output of SRG , i.e. angle control , chopping current control , PWM control and excitation voltage control are introduced .

阐述了角度控制、斩波控制、脉宽调制控制和直接励磁电压控制等四种调控发电机输出的控制方案；

The design of a comb-finger micro silicon accelerometer was optimized by analyzing the effects of the excitation voltage on the accelerometer performance and the selection of the circuit parameters .

为优化梳齿式微硅加速度计的系统设计，研究了激励电压对加速度计性能和电路参数选择的影响。

The PTAT voltage is obtained from the bandgap reference voltage source circuit , which is summed with the reference voltage can get the excitation voltage of the desired temperature characteristics .

PTAT电压是从带隙基准电压源中获得，并与基准电压相加得到了所需温度特性的激励电压。

The electrostatic force equation shows that the effect of the excitation voltage on the electrostatic force is equal to a small-amplitude high-frequency noise which determines the accelerometer scale factor stability .

推导出的系统静电力方程说明，激励电压对静电力的影响相当于在预载电压上叠加了微幅高频干扰，该干扰决定了加速度计的标度因数稳定性。

The influence of the ratio of primary coil and secondary coil , excitation voltage , excitation frequency , diameter of the magnetic core on the sensitivity of the differential transformer are mainly analyzed .

研究了初级线圈与次级线圈间的匝数比、激励电压、激励电源频率、铁芯直径等对差动变压器灵敏度的影响。

The system reached control goal by experimental verification and the experimental results showed the system could produce AC excitation voltage with low harmonic , quick adjusting speed , wide adjusting range and high control precision of frequency .

整个系统通过全面的实验验证，实验结果充分说明所设计的系统产生出低谐波、调节速度快、调节范围宽和频率控制精度高的交流励磁电压，达到了预期的目标。

In order to control the quality of treatment , it was applied to control constant current output , then to control the terminal vibrate rate , by combination employing of PWM and network match to change the excitation voltage .

为了控制超声冲击处理质量，采用脉宽调制与匹配网络相结合的双重调节方式来变换激励电压，实现了对输出端的恒振速控制。

It is shown by condition tests that resonance frequences decrease with increasing the excitation voltage or DC bias and with decreasing the effective length of the sample , thereby lowering Young 's modulus of it .

条件试验表明，共振频率随激发电压、直流偏压的增加而减小，随试样有效长度的减小而降低，从而使杨氏模量降低。

It mainly includes excitation voltage generating unit , the voltage and current detection unit , displacement detection unit , communication unit , the motor drive unit , the alarm output , and the microcontroller system peripheral circuit and so on .

其中主要包括激励电压产生单元、电压电流检测单元、位移检测单元、电机驱动单元、通讯单元、报警输出和单片机系统外围电路等。

Arms breaking and trigger pulse losing of controlled rectifier bridge can directly lead to the variation of amplitude and waveform of excitation voltage , which maybe result in improper operation of loss-of-excitation protection based on excitation voltage .

可控整流桥的断臂、触发脉冲丢失等故障直接引起励磁电压大小和波形的变化，可能引起基于励磁电压原理的失磁保护的不正确动作。

Lamb wave were optimized in respects of wave number , excitation voltage , incentives , center excitation frequency , etc. The optimized Lamb wave was used in the study of online monitoring fatigue crack process for base metal and welded joint specimens .

从激励信号波峰数、激励电压、激励方式、中心激励频率等方面对Lamb波进行了优化研究，并利用优化的Lamb波对母材、焊接接头试样的疲劳过程进行了在线监测研究。