波形畸变已日益成为人们关注的问题。
Therefore, waveform aberration has been a considerable problem for the people.
为了描述非全波波形畸变程度，提出了波形系数的概念。
This paper proposes a new concept called waveform factor, which can describe the distortion degree of optional data-window.
实验表明，该系统输出稳定，波形畸变得到了较好的控制。
Experiments show that the system output stability, waveform distortion have been better controlled.
还分析了输出信号波形畸变的原因，介绍了减少畸变的方法。
The cause for output waveform distortion is analyzed and the method of reducing the distortion is also described.
结果表明，半导体光放大器的载流子寿命是导致输出波形畸变的主要因素。
The results show that the SOA carrier lifetime is the main factor that produces converted waveform distortion.
应用双极性脉冲传输信号。避免了因远距离电缆充、放电带来的波形畸变。
Application of bipolar pulse in transmitting signal can avoid distorted wave caused by charge or discharge in a long cable.
电力电子技术在电力系统中的大量运用，使电压、电流波形畸变越来越严重。
Along with a great deal of use of power electronic technology in power system, the aberration of voltage and current wave become more and more severe.
有限振幅的超声波在固体中传播时会发生波形畸变，伴随着高次谐波的出现。
Wave distortion will occur when finite amplitude ultrasonic waves propagate in elastic solids, resulting in the production of higher order harmonics.
因此，在三相感应电动机的型式试验中，首先必须测试电源电压的波形畸变率。
Therefore the wave form aberration rate must first be tested in the full scale test of tree? Phase induction motor.
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.
为避免输出信号波形畸变，输入电压的跃变应该是在给定推荐工作条件的范围之内。
To avoid output-waveform abnormalities, input voltage transitions should be within the range set forth in the recommended operating conditions.
当桩身缺陷位于一维“盲区”范围时，反射波波形畸变，并呈强振幅，低频率之特征。
When the defect of pile body is located at the range of one - dimensional blind areas, the wave form of the reflected wave distorts and shows the characteristics of strong amplitude and low frequency.
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.
第四部分以一个18节点的配电系统为算例，用PCFLOH进行分析，给出其波形畸变的研究结果。
Part four of the paper USES PCFLOH to analysis a 18-node distribution power system, and provides the results of waveform distortion.
传统SVPWM控制方式存在死区时间，使系统输出电压能力降低，出现相位偏差、波形畸变等现象。
Aiming at the phenomenon of reduced system output voltage capability, phase deflection and wave aberration of tradition SVPWM dead problem.
电液力控制系统中非线性和时变因素引起的波形畸变等控制品质问题是电液控制系统中较难解决的问题。
In electrohydraulic force control system, it is a difficult problem to solve some control qualities such as wave distortion caused by non-linear and time -varied factors.
本文介绍电压逆变器的原理，分析带上磁滞同步电动机这一负载后逆变器输出电压电流波形畸变的原因。
It introduces the principle of voltage inverter, analyzed the reason of distortion of output voltage and current wave form, as it is loaded with hysteresis synchronous motor.
本文研究和给出电气量测量交流采样的算法，着重研究三相不平衡及波形畸变工况下无功功率的测量算法。
This paper introduces the AC sampling arithmetic and emphasizes the study of measurement arithmetic under the unbalanced and distorted condition.
波形畸变主要来自两个方面：固体中晶格原子之间作用力的非线性以及固体中位错和超声的非线性相互作用。
The distortion mainly comes from two mechanisms: the nonlinearity of the lattice potential and the interaction between the ultrasonic waves and dislocations.
认为受贺兰山山前断裂构造和震中所在地地质构造的影响，银川台记录到的地震波形发生畸变，而波形畸变又造成了方位异常。
Affected by Helan piedmont fault and the geological structure in the area, the seismic wave forms recorded by Yinchuan station show distortions, and the distortions cause the azimuth anomaly.
实验结果表明，利用该方法设计的无差拍控制正弦波逆变器系统稳定性好、输出电压波形畸变率低，具有一定的实际应用价值。
The experimental results prove that the sine wave inverter designed by this method have good stability and high quality output voltage and can be applied in practice.
针对航空静止变流器带非线性负载造成的输出电压波形畸变问题，分析了采用重复控制技术的单相静止变流器控制模型和补偿器的数学表达形式。
The repetitive control approach is applied to the single-phase aviation static inverter (ASI) for solving the wave distortion of the output voltage caused by nonlinear loads.
本文导出了啁啾激光脉冲经色散光纤传输后的畸变波形，以此为基础讨论了避免啁啾光脉冲被光纤展宽的各种方法。
In this paper, the distorted pulse shape is derived in the chirp pulse transmission through dispersive optical fiber, and the method is given for the chirp pulse not to be widened.
问题是通常采用的位移测振仪所记录的制动反应，其初始波形有畸变现象，这一现象严重地影响了分析的准确性。
In the analysis we found there exists the distortion of the wave form in initial part of the record obtained from the vibrometer.
文中还分析了AFD中畸变参考波形的斩波率对逆变器输出电能质量(THD)的影响。
Also, this thesis has analyzed the reference waveform's aberration ration of AFD how much affect the quality of inverter's output current (THD).
常规动校正使波形发生拉伸畸变，尤其是浅层更为严重。
The stretch distortion often present itself in wave form when conventional dynamic correction is used.
由于电网中非线性设备的使用日益增多，所产生的高次谐波电流大量注入电力线路中，使得电网电压、电流波形发生畸变。
Since more and more nonlinear equipments have been used in the power supply network, the generated high harmonics current leads to waveform distortion of voltage and current in the supply network.
由于电网中非线性设备的使用日益增多，所产生的高次谐波电流大量注入电力线路中，使得电网电压、电流波形发生畸变。
Since more and more nonlinear equipments have been used in the power supply network, the generated high harmonics current leads to waveform distortion of voltage and current in the supply network.
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