看看不同谐波振幅的变化如何改变波。
See how changing the amplitudes of different harmonics changes the waves.
谐波治理及功率因素补偿如何综合考虑？
How to consider harmonic suppression and power factor compensation comprehensively?
使用谐波相位成像来分析区域性左室功能。
Regional LV function was analyzed with the use of harmonic phase imaging.
这是主要的原因，我选择谐波失真测试扫荡。
This is the primary reason I choose sweeps for harmonic distortion testing.
本文提出了大功率整流装置产生的谐波防治措施。
The methods of harmonics suppression for high-power rectifier devices are proposed .
我们已经叙述了用谐波的符合来表示谐合的规则。
We have stated a rule for consonance in terms of the coincidence of harmonics.
但对这种励磁机的谐波问题的研究尚未见文献报道。
But the research on harmonic problems has not been reported.
减少了变频器输入电流中包含的高次谐波成份的输出。
It reduces the high hypo syntony wave output part included in the converted input current.
本文讨论有噪声污染的谐波信号累量的单一记录估计。
This paper considers the single record estimators for cumulants of sinusoids in additive noise.
随着谐波负荷的增加，电力系统的谐波污染日益严重。
Along with the harmonics loads increased, the harmonics pollution of the power system is increasingly serious.
我国谐波的主要问题是电力系统与电气化铁道的协调问题。
The main harmonic problem in our country is consistency between utility and electrified railway.
这就是亚重力波，之所以这样命名是因为它们是原始重力波的分谐波。
These are infragravity waves, so called because they are sub-harmonics of the original gravity waves.
快速付立叶变换(FFT)是对谐波进行检测的有效方法。
Fast Fourier Transform (FFT) is an effective method to detect harmonic.
相反，它来源于arguelles强调“谐波共振律”的个人学说。
It stemmed instead from arguelles's personal philosophy, which emphasizes "the principle of harmonic resonance."
保证过电流保护的同时，还提高了开关频率，减小了输出谐波。
The switch frequency is increased and the output harmonic is decreased while the overcurrent protection is ensured.
电能质量问题包括以下几种：电涌、电压闪变、断电、谐波等。
There are several power quality issues such as power surges, voltage sags, outages, harmonics, etc.
本文介绍了常用的几种谐波和无功电流检测方法，并进行了比较。
Several methods of measuring harmonic and reactive power current are introduced and compared in this paper.
该文提出了基于瞬时无功功率理论的四相输电谐波电流检测方法。
This paper presents four-phase transmission harmonic current detecting method based on instantaneous reactive power theory.
它通常出现在射频，叶片通过频率和整流子刷频率，其高次谐波。
It usually appears at the RF, blade passage frequency and commutator brush frequency, and their higher harmonics.
调整频率、体积和谐波内容，你就可以看到和听到波是怎么变化的。
Adjust the frequency, volume, and harmonic content and you can see and hear how the wave changes.
谐波是目前电力系统中存在的最普遍现象，是电能质量的主要指标。
Harmonic is the most general phenomenon in power system. And harmonic is the main index of power quality.
由于电网谐波污染严重，对谐波的抑制已成为供电部门的重要任务。
Because of the severe pollution of electrical network harmonic, the harmonic restrain has become an important task of power supply bureau.
谐波信号和有限实际地震记录的应用表明，本方法具有较高的识别精度。
By application of some harmonious signals and real seismic records, the precision and stability of the method are proved.
有源电力滤波器是一种用于动态抑制谐波，补偿无功的新型电力电子装置。
The active power filter is a new kind of the power electronic plant restraining harmonic and compensating reactive power.
由于阻抗器的等效电阻为纯电阻，因此在调整电压的过程中不会产生谐波。
Because of the pure resistive nature of the equivalent resistance of impedor, no harmonic will be generated during the voltage regulation.
有源滤波器在为解决日益严重的无功和谐波污染问题方面可发挥有效作用。
Active filters have been used to solve the problem of more and more serious reactive power and harmonic pollution to power systems.
有源电力滤波器用于动态抑制谐波和补偿无功，可以有效地改善电网质量。
Active power filter is used for dynamic harmonic suppressing and compensation reactive current, which can effectively improve power network quality.
电力变流器和其他非线性负荷向电力系统“注入”谐波电流，引起一系列问题。
The power converters and other nonlinear loads "inject" the harmonic current into the power systems and cause a series of problems.
减小这种影响的一个办法是，将由电力电子负载产生的谐波电流或者电磁干扰滤除。
One approach to minimize this impact is to filter the harmonic currents and the electromagnetic interference(EMI) produced by the power electronic loads.
减小这种影响的一个办法是，将由电力电子负载产生的谐波电流或者电磁干扰滤除。
One approach to minimize this impact is to filter the harmonic currents and the electromagnetic interference(EMI) produced by the power electronic loads.
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