In this paper the harmonic power flow of power systems with rectifier busses is studied.
文章讨论了具有整流负载时电力系统的谐波潮流计算方法。
Computation of harmonic power flow is a fundamental task for harmonic analysis and plays an important part in power system.
谐波潮流计算是谐波分析和管理的一项重要基础工作,在电力系统中占有重要的地位。
With the increasement of the harmonic quantity in power system, single phase harmonic power flow calculation can't meet the needs.
随着电力系统中谐波的日益增多,单相谐波潮流计算已不能满足要求。
The harmonic model of HVDC converter suitable for the computation of harmonic power flow with multi-harmonic sources is worked out.
本文推导了适合于多谐波源谐波潮流计算的HVDC换流器谐波模型。
An arithmetic for remote parallel compensation, based on symmetrical components harmonic power flow, is given to solve the problem of voltage distortion of sense loads.
介绍了对称分量下解耦谐波潮流计算,提出谐波异地并联补偿的算法,并给出计算实例。
Based on the decoupling of fundamental power flow and harmonic power flow, a separate iteration method for calculating three-phase asymmetrical harmonic power flow in power system is presented.
以基波潮流和谐波潮流的解耦性为基础,提出了一种将电力系统三相不对称基波潮流和谐波潮流分离迭代的计算方法。
The direction of harmonic power flow should be understood and the position of harmonic source can be determined according to the direction of harmonic power while harmonics exist in power network.
电力系统中有谐波存在时,应该了解谐波功率的方向,并按谐波功率的方向确定谐波源的位置。
By using the power element models established on symmetrical component decoupling - compensation theory, a network model with algorithm suitable for harmonic flow calculation is developed.
利用建立在对称分量解耦-补偿理论基础上的电力元件模型,提出了适用于谐波潮流计算的网络模型和算法。
C will cause harmonic flow reactive (power factor) compensation capacitor current increase significantly, resulting capacitor will soon be put into operation in damage.
c谐波将引起流过无功(功率因数)补偿电容器的电流显著增加,造成电容器投入运行不久就损坏。
Employed wave propagation approach, the vibrational power flow of a submerged infinite cylindrical shell coated with unconstrained viscoelastic layer excited by a radical harmonic force is studied.
采用波传播分析方法,讨论了外部敷设粘弹性自由阻尼材料的无限长圆柱壳在流场中受径向简谐激励的振动功率流。
Under the excitation of harmonic force the vibrational power flow characteristics of plate with a surface crack are investigated from the view of structure-borne sound.
从结构噪声的观点研究了在简谐力作用下含有表面裂纹板的振动功率流特性。
The actualization of optimal power flow control of solar cell power system and the compensation of reactive power, harmonic distortion are discussed.
文中还讨论了太阳电池发电系统最佳功率流控制的实现方法以及补偿无功功率和谐波失真等问题。
Objective To assess normal liver contrast color enhancement using harmonic power imaging (HPI), comparative studies between HPI and color Doppler flow imaging (CDFI) were performed.
目的评价谐波能量显像(HPI)在正常肝脏声学造影中的造影增强效果,并与彩色多普勒血流显像(CDFI)进行对比。
Experimental results show that three-phase PWM converters are advantageous in high power factor, small input-line current harmonic distortion and bi-directional power flow.
实验表明,作为双馈感应发电机转子励磁电源的三相pwm变换器具有功率因数高、网侧电流谐波小、能量双向流等优点。
Experimental results show that three-phase PWM converters are advantageous in high power factor, small input-line current harmonic distortion and bi-directional power flow.
实验表明,作为双馈感应发电机转子励磁电源的三相pwm变换器具有功率因数高、网侧电流谐波小、能量双向流等优点。
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