该改进型积分器消除了纯积分器带来的初值不准确、直流偏移等问题,又可以获得比低通滤波器更优的性能。
The modified integrator eliminated the initial value and DC drift problems associated with the pure integrator, and achieved a better performance than lowpass filter.
理论上新算法可以消除任意衰减时间常数的直流分量对所求各次谐波分量的影响。
In theory, the influence of the exponential DC component on the fundamental wave component with random decay time constant can be completely eliminated with the algorithm.
利用改进的磁通积分算法,克服了纯积分器直流漂移和初始值问题,消除了一阶低通滤波器的幅值和相位偏差。
The DC drift and initial problems of pure integrator were overcome, and the magnitude and the phase error of one-order low pass filter eliminated by using a novel integration method.
和直流测量结果比较后发现,脉冲测量能有效地消除直流测量中无法避免的热效应。
In comparison with the DC measurement, We find that the heat effect can be avoided successfully over a great range of current in the pulse measurement.
设计电流模脉冲宽度调制直流转换器时,人们广泛采用斜坡补偿电路来消除谐波振荡。
In the design of current-mode PWM DC-DC converters, the slope compensation method is widely used to prevent sub-harmonic oscillation.
文章介绍了电路结构和工作原理以及消除引线电阻、电阻应变片的温度漂移和直流稳流电源供电质量对测量准确度的影响等问题。
It introduces circuit structure, operating principle and solves problems of temperature shift and dc constant-current power supply quality effect on measuring accuracy.
对负脉冲供电、正脉冲供电和直流供电情况下,H2S消除效率及能量利用率进行了比较。
The H2S removal efficiency and power utilization efficiency were compared in the cases of negatively pulsed voltage, positively pulsed voltage and DC voltage.
在进行交流TIG焊时,需要增加一些较复杂的控制方式,如:阴极雾化作用、消除和减小直流分量、稳定电弧等,以保证焊接的正常进行。
In AC TIG welding, it needs add some complex control method to ensure the quality of welding, such as negative-pole atomization affects, D. c. of elimination and reduce, and arc stabilizing etc.
直流侧纹波消除电路是基于直流线路中纹波的直接再注入原理而设计。
The circuits of dc-side ripple reduction are based on direct reinjection of the ripple in series with the dc line.
消除过电压主要通过设置变频器的减速时间、能量消耗、回馈电网制动以及共用直流母线吸收再生能量几种方法消除。
The ways of cancelling over voltage are setting up deceleration time, consumption of energy, feedback electric network brake and Shared direct current bus bar soaking regenerated energy.
作者认为利用程控放大器消除光栅信号缺陷的方法,可有效消除信号的幅值不稳定和直流电平漂移,并对信号的可调节范围及精度作了定量分析。
A method which can be used to eliminate the defects of the grating signal has been discussed. The controllable range and accuracy of the signal has been calculated.
该论文先介绍了螺旋桨驱动电机的工作原理,分析了无刷直流电机转矩脉动产生的原因及消除或抑制方法。
The work principle of the motor driving airscrew is presented in the dissertation. The reasons and the method of elimination or suppression of torque pulses produced by BLDCM are analyzed.
作者研制了一种能克服上述缺陷,并具有低功耗、高效率、安全可靠等特性的直流离子静电消除器。
We develop a new D. C. ionization static eliminator which can overcome above - mentioned defect and are of the properties of low watt consumption, high efficiency and reliability.
本文提出的新型大功率混合直流接触器由闭合弹跳电弧消除电路、分断电弧消除电路和接触器本身组成。
In this paper, a new high power hybrid DC contactor is researched to slake the effect of arc for the application in the railway.
本文提出的新型大功率混合直流接触器由闭合弹跳电弧消除电路、分断电弧消除电路和接触器本身组成。
In this paper, a new high power hybrid DC contactor is researched to slake the effect of arc for the application in the railway.
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