Using hardware digital synthesis method, the signal source generates three phase sinusoidal voltage and current signal.
该信号源中采用硬件数字合成的办法产生三相电压与三相电流信号正弦波。
Transistor AC millivoltmeters specially used to measure the sinusoidal voltage are limited in measuring any other waves of voltage.
晶体管交流毫伏表只能用于正弦电压测量,使测量任意波形电压受到限制。
For example, an arc furnace is nonlinear since it will draw a no sinusoidal current (rich in harmonic's) when a sinusoidal voltage is applied.
例如,电弧炉就是一种非线性负荷,因为加上正弦电压后,它将形成非正弦电流(大量谐波)。
The motor drive system almost all use inverter supply power, which output non-sinusoidal voltage-current and produce non-sinusoidal electromagnetic field.
电机传动系统大都采用变频器供电,输出的是非正弦电压、电流,其在电机中产生非正弦磁场。
SPWM is a set of constant amplitude but unconstant width rectangular serial pulse produced by control return circuit to approximate sinusoidal voltage waves.
(正弦脉宽调制)是由控制回路产生一组等幅而不等宽的矩形脉冲列,用来近似正弦电压波。
The paper detailed the relationship of input resonant voltage, modulation voltage and output sinusoidal voltage of single phase resonant DC link inverter(RDCLI).
详细研究了谐振直流环节单相逆变器的输入谐振电压与逆变器输出调制电压、输出正弦电压的关系;
In the structure, the (equal) integration area method was used to determine the control switch Angle, and the sinusoidal voltage wave was obtained by means of the concatenate superposition.
该结构利用积分面积相等的原则确定开关角,通过串级叠加的方法得到标准正弦波输出。
This effect can be measured in either the time domain by observing the rate of decay of voltage or in the frequency domain by measuring phase shifts between sinusoidal currents and voltages.
这个效应可以在时间域通过观测电压的衰变率来测量,也可以在频率域通过正弦电流和电压之间的相变来测量。
Experimental results verified that the proposed scheme has the advantage of simplicity and feasibility. It can be applied to pure sinusoidal output Voltage Source Inverter.
实验结果表明所提出的方案简单可行,适用于纯正弦输出的电压源逆变器。
The converter 1 is controlled as a fundamental sinusoidal current source, and the converter 2 is controlled as a voltage source.
变换器1被控制为一个基波正弦电流源,变换器2被控制为一个可控电压源。
Using the method of firing Angle prediction, steady sinusoidal output voltage with low harmonic components can be generated.
通过开关角预置方法,叠加出了谐波含量低的稳压正弦波输出。
The results showed that the sinusoidal output voltage at high Q and non-sinusoidal output voltage at low Q were obtained respectively when the parameters of the load network got various.
结果显示,当放大器的负载网络取不同参数值时,分别得到高q值的正弦输出电压和低q值的非正弦输出电压。
By using the time variant modulation ratio method, the harmonics can be eliminated and a sinusoidal and balanced output voltage or input current is obtained.
通过采用时变调制比的方法,可以消除不对称输入电压的影响,从而获得对称正弦输出电压或输入电流。
This paper studies a single phase voltage SPWM inverter based on repetitive control, whose key point is achieving a good sinusoidal output wave.
本文论述的是基于重复控制技术的单相电压型正弦逆变电源,重点是实现输出电压的高正弦度。
Adopting sinusoidal instantaneous voltage and current, a new algorithm for measuring sinusoidal electrical parameters has been put forward.
提出了一种利用正弦交流电压和电流的瞬时值测量正弦交流电参量的新算法。
The second part is to design the sine wave networks circuits which is composed of sinusoidal current source array and switches, current to voltage converter (I-V converter), two staged LPF, etc.
二是正弦波网络:主要包括正弦量化的电流源整列和开关网络,电流电压转换器,二阶低通滤波器;
The experiment results show that the inverter Can achieve good sinusoidal output waveform, fast dynamic response, excellent load characteristic and high precision of output voltage.
试验结果显示逆变器有很好的正弦波输出波形,快速的动态响应,优良的负载特性和高精度的输出电压。
This paper is involved in the analysis of oscillation starting condition, output voltage amplitude adjustment, and frequency selection network composition of sinusoidal coave oscillation circuit.
分析了用运算放大器组成正弦波振荡电路的起振条件和输出电压幅值的调节及选频网络的构成。
A reference sinusoidal circuit based on digital technique and synchronous with the line voltage is investigated. The design principle of the key circuit parameters is given.
本文研究了一种采用数字化技术,实现与电网电压同步的基准正弦电路的原理,给出了电路关键参数的设计原则。
When nonlinear loads, such as adjustable speed motor drives, affect a sinusoidal power source, the voltage waveform is distorted and becomes nonsinusoidal.
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。
The integrated inductance, in combination with the output capacitors, operates as a filter and restores the sinusoidal wave-shape of output voltage.
带电感变压器连接在脉宽调制电源逆变器输出端,北整合的电感与输出端的电容共同作为滤波器使用,修整输出电压的正弦波形。
The non-repeatability error and influence induced by temperature and humidity are small when the input voltage is sinusoidal.
当输入电压为正弦交流电压时,非晶薄带磁感应效应变化幅度的不重复性误差很小,且受温度和湿度的影响小。
Theoretical analysis and experimental results show that the amplitude and frequency of the output light intensity are linearly related to that of the sinusoidal signal voltage applied on PZT.
理论分析和实验结果表明,干涉仪输出光强的幅度和频率与施加在压电陶瓷上的交变信号电压的幅度和频率有关,且在一定的条件范围内呈良好的线性关系。
It was found that when the capacitive ignition occurred, arc voltage will keep minimum arcing voltage, but arc current possibly attenuates in sinusoidal form with different circuit parameters.
在火花试验装置上进行爆炸试验,得到本质安全复合电路的放电波形,发现电弧电压基本维持在最小建弧电压,而电容电流随着电路参数的不同而发生振荡。
The resulting voltage produced is sinusoidal or AC that can be configured to three-phase power usable with the national power grid.
产生的电压产生的正弦或交流,可以配置为三相电源与国家电网使用。
The resulting voltage produced is sinusoidal or AC that can be configured to three-phase power usable with the national power grid.
产生的电压产生的正弦或交流,可以配置为三相电源与国家电网使用。
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