Consequently, the additional harmonic loss of rectifier transformer is reduced, the power factor is enhanced and the power quality is improved.
同时整流变压器的附加谐波损耗得到了有效降低，功率因数得到提高，改善了系统的电能质量。
The harmonic problems, such as distorting supply voltage, decreasing power factor, increasing energy loss, interfering with communication systems etc. are discussed in the part one.
第一部分讨论各种谐波问题，如使供电电压畸变，降低功率因数，增加能量损耗，干扰通讯系统等。
Abstract: : Harmonic is caused power loss increase, important factors in the decline in the quality of power supply.
摘罍要：谐波是导致电力损耗增加，供电质量下降的重要因素。
Through this research, a series of difficult technical problems on parameter optimization and on calculation of the content and loss of harmonic waves, etc. have been solved.
通过研究，系统解决了大容量干式励磁变压器参数优化、谐波含量及谐波损耗计算等技术难题。
Compared with the magnetic valve type controlled shunt reactor, the transformer type controlled shunt reactor is superior in its smaller harmonic current, faster respond speed and less power loss.
变压器式可控电抗器与磁饱和式可控电抗器相比，谐波电流更小、响应速度更快、功率损耗更小。
This paper introduces the harmonic harm to the communication equipment and circuit in the telecommunications equipment building and active power loss that brought by the harmonic.
文章系统地分析了谐波对通信机房楼内设备、线路等造成的危害，以及谐波带来的有功损耗问题。
Theoretic analysis and field measurement results indicate that the consumer watt hour should not be the energy consumed actually but the fundamental energy in consideration of harmonic energy loss.
理论分析和现场实测结果表明，考虑到电网谐波能耗时，所有电力用户的计费电量应是该用户从电网吸收的基波电能量，而不应是用户实际消耗的电能量。
In the analysis resonant frequency, modal loss factor and harmonic response of structures are studied.
在分析中分别针对结构的固有频率、模态损耗因子以及简谐响应进行了研究。
Installation filter in power system to control harmonic pollution could effectively reduce the system loss and avoid harmonic resonance or current amplification.
在电网中安装滤波器来治理谐波污染，可以有效地降低系统网损，能够避免谐波谐振或电流放大。
The accuracy of the dielectric loss measurement based on harmonic analysis algorithm is greatly influenced by the frequency fluctuation.
用谐波分析法进行介损测量时，很容易受到系统频率波动的影响，从而降低测量的准确度。
In this thesis, the aim is to design the ADSL transformer with low loss and harmonic distortion, and analyze the characteristic of transmission.
本文工作旨在设计出损耗和谐波失真小的小型ADSL变压器，并对该变压器传输特性参数进行测试分析。
Low power coefficient may result in loss increased, efficiency decreased and the harmonic makes the power quality down-grade when a submerged arc furnace was operating.
电石炉运行时，很低的功率因数使得损耗增加效率降低，产生的谐波使电网电能质量降低。
The utility model is characterized in that shortages in the prior art have been overcome effectively, harmonic volume has been decreased accordingly and power network loss has been reduced greatly.
本实用新型的优点在于有效的克服了现有技术存在的缺陷，谐波量相应减小，电网损耗大大减少。
Hanning windowed interpolation harmonic analysis algorithm and high-order sine fitting algorithm are the two effective algorithms for dielectric loss Angle measurement.
加汉宁窗谐波分析法和高阶正弦拟合法是介损角测量的两种有效算法，对两种算法的分析和比较有利于它们在实际中的应用。
This method may possibly be used to estimate influence of high order harmonic field on hysteresis loss to optimize the design of deflection yoke ring and to develop energy saving ferrite materials.
该方法适用于估测高次谐波场对磁滞损耗的影响，降低能量损耗的偏转系统磁芯结构的优化，磁性材料的选择等。
Test results proved that the motor had lower current harmonic, more efficient use of DC supply voltage than SPWM, less switch loss of power switch.
实验结果证明，系统电动机电流的谐波失真较小，直流母线电压利用率比常规的正弦波脉宽调制（SPWM）有了较大的提高，功率器件的开关损耗较小。
A new method for reducing core loss and excitation current in transformers that utilizes the fundamental principles of third-harmonic flux modulation is proposed in this paper.
本文对变压器节能提出了一个崭新的观点，即通过三次谐波磁场调制机理来降低变压器的铁耗和励磁电流。
The study shows that the third-harmonic flux with a certain value added to the fundamental flux can obviously reduce both core loss and excitation current.
文中认为当在变压器基波磁通中加入某一幅值的三次谐波磁通后，能显著地降低铁耗和励磁电流。
The desirable scheme of capacitor placement in distribution systems aims at achieving voltage regulation and power loss reduction, while preventing harmonic resonance or magnification.
配电网合理的电容器配置不仅可以有效改善电网的电压水平，降低系统的有功网损，而且能够避免谐波谐振或电流放大。
The theoretic analysis shows that the harmonic energy loss caused by a nonlinear load consumer is the difference between the fundamental energy and the total energy of the consumer.
理论分析表明，电网中的谐波电能损耗为用户的基波电能与实际所耗电能之差。
PAN L J, ZHANG B M, DAI F H. Loss factor of viscoelastic damping composite material under harmonic excitation [J]. Journal of Vibration and Shock, 2008, 27(2): 57-60.
[16]潘利剑，张博明，戴福洪。 简谐激励下共固化复合材料黏弹阻尼结构的损耗因子研究[J]。振动与冲击，2008，27（2）： 57-60。
Conclusion: Harmonic Scalpel using can significantly reduce the operation time and intraoperative bleed loss volume. It is worth of clinical promotion.
结论运用超声刀行前臂皮瓣制备术，可以缩短手术时间、减少手术中出血量，可在临床推广应用。
Conclusion: Harmonic Scalpel using can significantly reduce the operation time and intraoperative bleed loss volume. It is worth of clinical promotion.
结论运用超声刀行前臂皮瓣制备术，可以缩短手术时间、减少手术中出血量，可在临床推广应用。
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