Only those even-order harmonics generated in the output stage itself are canceled.
只有那些即使次谐波产生的输出级本身的取消。
This paper proposes the flux mapping method using the higher order harmonics of the neutron equation.
提出用中子方程的高阶谐波进行通量拟合的方法。
The resultant sine wave is smooth enough to drive an LVDT, which attenuates any residual higher order harmonics.
合成的正弦波足够平滑到足以驱动能衰减残余更高谐波的LVDT。
The possible influence of nonuniform gaseous medium on high order harmonics generated by femtosecond laser is discussed.
讨论了气体介质的非均匀性对飞秒激光高次谐波产生过程的可能影响。
We aslo study the effect of the applied field on recording of the first three higher order harmonics of the space charge field.
当扩散场与外加电场可比拟时,外加电场对空间电荷场的影响不大;
The errors caused by omission of the high-order harmonics are calculated and a reasonable selection of pulse number is discussed also.
还计算了因忽略很高次数的谐波而造成的误差,论述了合理的脉数选择。
Also, the harmonic filter is a low pass filter having a frequency cut-off point that attenuates first order harmonics of the output signal.
此外,谐波滤波器是具有频率截止点的低通滤波器,该低通滤波器削弱输出信号的一次谐波。
Wave distortion will occur when finite amplitude ultrasonic waves propagate in elastic solids, resulting in the production of higher order harmonics.
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。
The formula of harmonic torque of this motor is obtained and the characteristics of every order harmonics are discussed by adopting the principle of magnet coenergy.
采用能量法的观点,从宏观、总体的角度分析得出了电机的谐波转矩公式,研究了各次谐波的特性。
A key issue in the design of such an inverter is to determine the switching angles so as to produce the fundamental voltage and not to generate specific lower order harmonics.
在研制这种多电平逆变器时,一个关键的问题就是如何来产生开关角度,并以此来生成基波电压且不产生特定的低次谐波。
How to deal with three-phase unbalance compensation and how to filter the low-order harmonics, especially the2nd-order, are the two difficulties for reactive power compensation.
无功补偿的难点在于如何补偿三相不平衡以及如何有效地滤除低次谐波,尤其是2次谐波。
These methods can't be used not only to analyze the non integral order harmonics, but to distinguish the eccentricity and the first harmonic, and contain the lager nonlinear error.
这些方法不能分析非整次谐波,不能区分一次谐波和偏心分量,并且含有较大的非线性误差。
Based on the analysis of spatial harmonics of periodically slotted structure the method for extending operation frequency-band through suppressing higher-order harmonics is discussed.
基于周期性槽孔结构的空间谐波的分析,讨论了抑制高次谐波以拓展使用频带的方法。
Based on the hi-orthogonality of the higher order harmonics, the process and formulas for higher order harmonics calculation are derived via the source iteration method with source correction.
给出了利用高阶谐波的双正交性。用带源修正的源迭代方法求高阶谐波的具体流程和公式。
In this paper, two simplification methods - decreasing the order of calculated harmonics and approximately treating the damper windings, are proposed and investigated.
本文探索了两种简化计算方法,即降低谐波计算次数和阻尼绕组近似处理。
The filter has no fundamental frequency decay and phase delay, and all harmonics above2nd order are filtered.
该滤波器在基频处的幅值无衰减,相位无延时,能将2次以上的谐波全部滤掉。
The metering error considers the non linear effect of the voltage coil and current coil in watt hour meter under different order of harmonics and different distortion degree of input waveform.
计量误差考虑了电度表电压线圈和电流线圈在不同的谐波次数以及谐波大小时的非线性效应。
Two facts are found: (1) For the given laser pulse, the tighter the potential bound the electron, the difficulter scattering harmonics extends to high order;
结果发现:(1)对一定强度和频率的激光脉冲,紧束缚的势场抑制高次谐波的产生;
In order to eliminate the second-harmonics in the output side of single-phase PWM rectifier, the filter circuit consisting of an inductor and a capacitor is often used.
为了消除单相电压型PWM整流器输出侧二次谐波的影响,经常接入电感、电容组成的二次吸收回路,本文对于二次吸收回路的参数选取和运用效果进行了研究。
In order to eliminate the second-harmonics in the output side of single-phase PWM rectifier, the filter circuit consisting of an inductor and a capacitor is often used.
为了消除单相电压型PWM整流器输出侧二次谐波的影响,经常接入电感、电容组成的二次吸收回路,本文对于二次吸收回路的参数选取和运用效果进行了研究。
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