In the experimental range, sensitivity has linear relationship with the excitation voltage.
灵敏度与激励电压在实验范围内呈线性关系。
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。
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。
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。
How fast will an increment of the excitation voltage reach 95% of the difference between ceiling voltage and the system voltage rating.
励磁电压增加到最高电压和系统额定电压之差的95%时要多少。
At this moment, the excitation voltage transformer impedance and the system-to-ground capacitance come into being non-linear resonant circuit.
此时电压互感器的励磁阻抗和系统的对地电容形成非线性谐振电路。
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。
The jet flow velocities of the O-type and L-type are obviously affected by the excitation voltage; they increase with the increase of the excitation voltage.
其中O型和L型结构的激励器受电极电压的影响比较明显,随着电极电压的增加,射流速度的最大值增大。
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。
The customized LEVEL MATE II meter displays data from the transmitter, provides excitation voltage and transmits an analog signal for remote recording, alarm or control functions.
通过显示器显示传输的数据,提供激发电压并传输模拟信号用于远程记录、警示或控制。
Since the original motive of synchronous generator speed and excitation voltage coupling relations, the excitation system designers at the same time have to consider speed control.
由于同步发电机的原动机转速和发电机电压的耦合关系,使设计者在设计励磁系统的同时不得不考虑转速控制。
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。
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 concerted control strategy of rectifier and inverter is analyzed to keep high modulation degree of SPWM, which achieves quick response and high resolution of excitation voltage regulation.
重点分析了整流器和逆变器的协调控制策略,始终保持SPWM高调制度,达到励磁电压调节的快速响应和高分辨率。
We design a suit of aviation AC excitation generator system, it insures the output voltage is constant frequency and constant voltage.
我们设计了一套航空用交流励磁发电机系统,以保证输出电压恒频恒压。
The effect on the generator excitation magnetic field is different when the capacity and power factor of load are different, and the effect on the internal impedance voltage drop is different, too.
而不同容量的负载,以及负载的不同功率因数,对同步发电机励磁磁场的作用是不同的,对同步发电机的内部阻抗压降的作用也是不一样的。
Generator design considerations determine the field current, field voltage, and consequently, the power required for excitation.
发电机的设计要求决定了励磁电流、励磁电压,从而也决定了励磁所需的功率。
In case of symmetrical geometry of wire antennas or arrays with any voltage excitation, generalized even-odd mode expansion method can be used.
对于具有对称性的线天线或其阵列,不论激励电压如何,均可采用广义奇偶模展开。
Then for excitation inrush current distinguishing, another adaptive algorithm based on voltage increment is put forward.
另外,对于励磁涌流的判别,提出一种基于电压开关量的自适应算法。
The influences of frequency and voltage of electric excitation signal on electric property of fruits with non-destructive and orthogonal experiment method were studied.
采用无损接触检测及交叉试验法研究了电激励信号的频率和电压对果品电特性的影响。
Two main problems in designing the main circuit of switching mode excitation controller are peek voltage and over current of switching device.
开关式励磁调节器主回路设计中需要考虑的两个主要问题是开关器件的尖峰电压和冲击电流。
For quickly and accurately calculating no-load voltage waveform of harmonic excitation synchronous generators and common synchronous generators, a new method, named as tooth flux method, is proposed.
为了快速准确计算谐波励磁同步发电机和普通同步发电机的空载谐波电压,提出一种齿磁通法计算谐波电压。
High voltage pulsed electrodeless discharge in rare gases can be used as a light source for laser excitation.
高电压无电极强脉冲气体放电,可以用作激光器的激发光源。
The simulation results show: the excitation controlling system has the high stability and voltage regulation precision, fast dynamic process response and better adaptability to practical production.
仿真结果表明,该励磁控制系统同时具有较高系统稳定性和电压调节精度,并且动态过程响应快,能更好地适应生产实际的需要。
The influence of frequency and voltage of electric excitation signal on electric parameters of apple, kiwi fruit and pear are studied in this paper.
研究了电激励信号的频率和电压对苹果、猕猴桃和梨电参数的影响。
Then, it can be better to control excitation current real-timely and raise the stability of generator voltage that excitation current is measured.
而对励磁电流的检测则是能够更好的实现励磁电流的实时控制,提高机端电压的稳定。
The setting range of no load voltage step response index for self excited shunt excitation system is put forward.
对自并励静止励磁系统发电机空载阶跃指标提出整定范围。
The simulation results indicate that the system has good dynamic performance, DC bus voltage is stable and has small fluctuations, and it satisfies the demand of DFIG excitation.
仿真结果表明,双馈发电机控制系统具有良好的动态控制性能,直流母线电压稳定,波动小,能够满足双馈发电机交流励磁的需要。
It introduces a kind of powerful complementary DC and constant voltage power device by using the independent excitation and high frequency PWM wave clipper.
介绍一种利用它激式高频pwm斩波技术完成的大功率直流稳压电源装置。
It is suggested that the additional voltage adjustment for excitation regulator of large generator should be put into service.
建议大型发电机组励磁调节器应投入附加调差。
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