并给出了系统实际输出电压波形。
它可以用于直接观察输入信号的电压波形。
Which can be used for direct observation of the input signal voltage waveform.
控制效果好,输入电流波形很好地跟踪输入电压波形;
The result is quiet perfect, the input current follows the input voltage very well.
采用电压瞬时值反馈降低了输出电压波形的总谐波量。
The total harmonic distortion (THD) can be reduced by the instantaneous voltage feedback control.
对于静电除尘,由于所用电压波形不同,除尘效果也各不相同。
For electrostatic dust removal, there are different results when the different voltage waveforms are used.
这里有两条理由可以解释800伏特漏源极电压波形的两个差异。
This can be explained by two major differences of the 800v drain-source voltage waveform.
改善空载电压波形是发电机优化设计、保证电能质量的重要问题。
The improvement of no-load voltage waveform is an important problem for design optimization of generators and ensuring the quality of electric power.
对焊接过程的电流及电压波形进行采集,分析焊接过程的电弧行为。
Through the acquisition of welding currents and voltages during welding, the arc behavior of welding process was analyzed.
在最佳工作条件下,给出了集电极电流和集电极——发射极电压波形。
The waveforms of the collector current and collector-emitter voltage are also determined under the optimum operation condition.
本文分析CCLID浮置扩散放大器(FDA)输出电路的输出电压波形。
This paper analyses the output voltage waveform of the CCLID with floating diffusion amplifier (FDA) output circuit and proposes the concept of "reset inefficiency".
在逆变电源带非线性负载时,它是对输出电压波形进行改善的一种有效手段。
It was an effective way to improve output voltage waveform for inverter under nonlinear load.
该装置结构紧凑轻便,输出功率大,输出电压波形良好,输出电压稳定度高。
The system has many advantages: compact and portable structure, large power output, excellent output voltage wave-form and stability etc.
而逆变器是整个不间断电源系统的核心,必须具有输出高质量电压波形的能力。
Inverter is the core of UPS and is required to have high quality output waveform.
通过对电磁场计算结果的后处理,得出了同步发电机的旋转磁场波形和电压波形。
By dealing with the calculation result of the electromagnetic field, the waveshapes of the rotated electromagnetic field and the voltage are obtained.
SPWM逆变器是UPS系统的核心部件,要求它具有高质量的输出电压波形。
The CVCF-SPWM inverter is the core of a UPS system which required high quality output voltage waveform.
针对航空静止变流器输出电压波形畸变的问题,提出了采用重复控制技术解决方案。
Aimed at the voltage wave distortion of ASI (aeronautical static inverter), a scheme based on the repetitive control technique was proposed.
通过测量水中铜丝电爆炸的电流、电压波形发现水中高压放电存在着二次放电现象。
The phenomenon of discharging in twice of underwater wire exploding is discovered by investigating the time characteristics of pulsed discharging current and voltage.
介绍了SPWM逆变电源输出电压波形重复控制的工作原理及重复控制器的设计方法。
The operation principle of repetitive control of output voltage of SPWM inverter and design method of repetitive controller are introduced.
由于直流电压源的钳位作用,交流侧输出电压波形为矩形波,并且与负载阻抗角无关。
Because the clamp effect of DC voltage source, AC side output the rectangular wave voltage waveform, and it has nothing to do with the load impedance Angle.
介绍了用示波器检查初级电流和次级电压波形,通过波形分析诊断出点火线圈的故障。
Through the analysis of the wave of primary current and sub-voltage detected by oscillograph, the malfunction of ignition coil will be diagnosed.
电路方程用于描述定子绕组连接及转子导条和端环连接,电压源可以是任意电压波形。
The circuit equations were used to describe the winding connections to support voltage source with arbitrary waveform.
分析了下桥臂调制方式下绕组端电压波形,并基于此介绍了反电势法检测转子位置原理。
Voltage waves are deduces on lower bridge arm PWM modulation and theory of rotor position detection based on EMF is introduced.
当加上非线性负载如调速电动机驱动器时,会影响正弦电源。电压波形畸变变成非正弦波。
When nonlinear loads, such as adjustable speed motor drives, affect a sinusoidal power source, the voltage waveform is distorted and becomes nonsinusoidal.
结果表明,死区效应引起了逆变器输出电压波形畸变,引起了电机电流波形畸变和转矩脉动。
The results indicate that the dead time effect distorts inverter output voltage and current waveform and increases torque ripples of the motor.
使调压过程在宏观上电压按系统运行的需要而改变,而微观上电压波形平滑、连续、无冲击。
The macrocosmic voltage is changed in terms of the demand of system operation, while the waveform of the microcosmic voltage is smooth, continuous and poses no impact.
大功率电力电子器件的应用,使得电网电流或电压波形产生畸变,进而使系统的电能质量下降。
Application of high power electronic elements in power system makes current and voltage waves distorted and degrades the quality of electric energy.
脉冲电压波形主要影响废水处理的三个物理化学过程,即:电容效应、液相传质、吸附和脱吸附。
The effects of pulse voltage waveform on physical and chemical water treatment processes include double layer capacitor effect, mass transport, absorption and deabsorption on the surface of electrode.
为了得到实际输出电压波形,根据开关器件通断时间的具体要求,提出了展宽开关角对的优化策略。
For obtaining practical output voltage waveform, the optimized strategy of widening a couple of switch angles is presented based on the specific requirement of on-off time of switching device.
为了得到实际输出电压波形,根据开关器件通断时间的具体要求,提出了展宽开关角对的优化策略。
For obtaining practical output voltage waveform, the optimized strategy of widening a couple of switch angles is presented based on the specific requirement of on-off time of switching device.
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