A stepless and contactless IGBT starter for amplitude voltage DC motor has been manufactured.
采用新型大功率器件IGBT研制了一台幅压供电直流电动机无级无触点起动器。
Voltage data within a fixed width window are used to estimate the amplitude and phase of the fundamental component.
该方法使用一固定宽度窗口内的电网电压数据来估算其基波分量的幅值和相位。
Noise value, noise power, noise voltage, vibration power and amplitude vibration were measured under different cutting parameters of technology and frequency spectrum analysis was also made.
在不同的锯切工艺参数和锯片结构下，测量了噪声值、噪声功率、噪声电压、振动功率和振动幅值，并对其进行频谱分析。
The relations of the amplitude and the phase of the injected voltage by the series converter of the UPFC are defined in difference control patterns.
确定了统一潮流控制器在不同调节控制方式下所对应的串联注入电压幅值和相位关系。
Change the inverter output voltage or output current are two kinds of different ways, namely, PAM pulse amplitude modulation control and PWM control pulse width modulation.
改变变频器的输出电压或输出电流有二种不同的方法，即PAM脉冲幅值调制控制和PW M脉冲宽度调制控。
Based on the electrophysiologic mechanism of cardiac electrical action and the theory of voltage effect, the limit amplitude technique was employed to obtain the best clinical record effects.
以心电信息的电生理机制和电压效应理论为基础，探讨如何利用限幅技术实现临床最佳记录效果。
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。
The efforts should be made in design and operation to ensure full or near full amplitude for output voltage of the amplifier.
本文介绍了源与负载匹配的条件及在设计、使用中应注意的技术问题，以使放大器输出电压达到满幅或接近满幅状态。
This paper presents a new compensation method for stator voltage amplitude and DC offset, which can improve the performance of the speed sensor-less vector control of induction motor.
为了提高异步电机无速度传感器矢量控制的低速性能，提出了一种定子电压幅值和直流偏置补偿办法。
In addition, the sense amplifier's hierarchical architecture can be used to reduce the data bus voltage amplitude, which further reduces the power dissipation.
同时，利用两级敏感放大器的层次式结构降低数据线的电压幅度，进一步降低了功耗。
This kind of operational amplifier has higher dynamic scope and has solved the problem that the signal amplitude gets limit by the bias voltage, and has higher bandwidth.
这种运算放大器具有较高的动态范围，并解决了偏置电压引起的信号摆幅受限的问题，而且具有更高的带宽。
Because of the ripple of the DC power supply, the output harmonic amplitude of the voltage controlled SPWM inverter is higher.
由于直流供电电源纹波的影响，电压控制SPWM逆变电路的输出谐波分量幅值较大。
Results show that the capacitive coupling not only increases the possibility of ferroresonance, but also raises the amplitude of the resonant voltage.
结果表明，相间电容不仅使谐振的概率增大，而且使谐振电压的幅值增加。
While dull wave of monophasic or biphasic and low amplitude could be seen under low voltage single stimulation.
而在低电压单个刺激时见到的是单相或双相低幅的钝波。
This paper also lists a formula that can calculate the amplitude of sine voltage instantaneously.
同时，还给出了计算正弦电压幅值的瞬时计算实用公式。
Finally, this paper analyzes the influence to the current value after operations led by the variations of bus node voltage phase Angle difference and amplitude difference.
最后分析了母线节点的电压相角差和幅值差变化对合环后电流分布的影响。
To design and manufacture a constant-source with adjustable amplitude value and the test system, and to realize the examination of zener diode voltage drift parameter, is very important.
设计制作出一个幅值可调的恒流源及其测试系统，实现稳压二极管电压漂移参数的检测，至关重要。
Circuit Breakers are supplied to protect the 115 VAC Inputs (2 each) as well as the Variable Amplitude Low Voltage Powers used by the Indicator Under Test (UUT) for Power, Reference or Lighting.
断路器被提供用于保护115VAC输入(各有2个)，以及保护被测指示器(UUT)所用于电源，基准或照明的可变振幅低压电源。
The discharge current becomes small with decreasing voltage amplitude applied.
所加电压幅值减小，放电电流减小。
Output amplitude in both modes can be controlled by varying the DC source voltage or by varying the pulse-width (pulse-width modulation, PWM).
两种形式的输出幅度可以通过改变直流电源电压或通过改变脉冲宽度(脉宽调制pwm)来控制。
There exists on optimal value of magnetic focusing field and beam voltage, which can minimize the ion noise amplitude.
束电流与束电压确定，存在最佳的磁场使离子噪声幅度最小。
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。
Electromagnetic properties (such as a voltage amplitude) of the target region are altered in the presence of the resonance modulator, and serve as an indicator of immune function.
所述目标区域的电磁特性(诸如电压振幅)在存在所述共振调节剂的情况下将变化，并且充当免疫功能的指示剂。
The pulse frequency can be selected by EPLD. The voltage amplitude and pulse width of analog pulse can be adjusted by analog switches and digitally controlled potentiometers.
频率通过用可编程器件EPLD控制，而脉冲信号的宽度和幅度通过多路模拟开关和数字电位器调节。
Power electronic applications require the amplitude control of output voltage or output current, called Voltage-Mode control and Current-Mode control respectively.
功率电子应用需要输出电压或输出电流的幅值控制，分别称为电压型控制和电流型控制。
Due to its relative low amplitude properties, the bioelectricity signal is easy influenced by surrounding factor, the amplifier with low noise and voltage offset is required.
由于生物电信号非常微弱，容易受量测环境及电路本身等因素所影响，故要求该放大器具有低噪声和低失调电压的性能。
Stable output voltage and input power factor is available by direct adjustment of the amplitude and phase angles of the control voltage for 4qs converter.
通过直接调节四象限变流器控制电压的幅值和相角，达到稳定输出电压和输入功率因数的目的。
Stable output voltage and input power factor is available by direct adjustment of the amplitude and phase angles of the control voltage for 4qs converter.
通过直接调节四象限变流器控制电压的幅值和相角，达到稳定输出电压和输入功率因数的目的。
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