无功的

STATCOM is an patroller FACTS equipment. Compare with the rational Static Var Compensator SVC, STATCOM has many outstanding advantages, so it will take the place of SVC overwhelmingly.

研究首先论述了电力系统发展的背景和无功补偿的必要性，进而论述了个各种SVC装置（如饱和电抗器、晶闸管控制电抗器、晶闸管开关电容器）的工作原理与特性，静止同步补偿器的优点。

Paper made certain to adopt measure active and reactive component of output power in order to modify output voltage amplitude and phase, then achieved eliminating circulating current and realizing current share.

确立通过采取检测输出功率的有功成分和无功成分，修正输出电压的幅值和相位的办法，达到消除环流的目的，实现均流控制。

This dissertation aimed at real-time application of reactive power compensation for 10 kV distribution system based on total optimum.

论文针对现有的无功补偿规划和实时补偿技术以及远方终端实现进行研究，论文的研究工作不仅具有一定的理论意义，同时也具有广泛的应用前景。

Based on the conversion of trigonometric function ,a novel real-time algorithm of reactive power similar to that of active power is presented,which reactive power is speed-ily and accurately measured by the voltage,current and frequency.

运用三角函数变换的方法，提出了一种新颖的与计算有功功率相似的电网无功功率的离散化实时算法。

When the electricity power system runs correctly, the excitation control system maintains the voltage of the generator and the whole system, distributes the wattless loads equitably over the generators, improves the steady-state stability and the dynamic stability of the electricity power system.

在电力系统正常运行的情况下，维持发电机或系统的电压水平；合理分配发电机间的无功负荷；提高电力系统的静态稳定性和动态稳定性[1]。

With operating the excitation control system with PLC, this design maintains the terminal voltage of the generator and the whole system, distributes the wattless loads equitably over the generators, makes sure that the generator works normally and the electricity power system functions savely.

本设计通过用可编程控制器控制发电机的励磁系统，来稳定发电机的机端电压，并稳定地分配机组的无功功率，来满足发电机正常发电及电力系统安全运行的需要。

Experimental results show that the improved algorithm can remarkably improve the convergent speed and calculational precision, and implement the reactive power and voltage control more efficiently.

通过算例分析表明，改进的算法能够显著的提高收敛速度和计算精度，有效的实现电压的无功控制。

Two new data structures TOPSIS-Tree and RELIS are devised to maintain potential significant itemsets and mined results, respectively. Moreover, three optimal strategies are exploited to reduce time and space consumption of the algorithms:(1) pruning impotent nodes in the newest basic window whenever a sliding window updates,(2) promoting support threshold during mining process dynamically, and (3) adjusting pruning threshold adaptively and heuristically.

设计概要结构TOPSIS-Tree和RELIS分别存储和记录流数据的摘要信息和当前滑动窗口的挖掘结果，并设计了三种优化策略用以提高算法的时空效率：(1)滑动窗口更新时剪枝最新基本窗口的无功节点；(2)挖掘过程中动态提升支持度阈值；(3)启发式自适应调整剪枝阈值。

With development of modern power electronic technique, many reactive power-voltage controllers emerged which can improve voltage stability although debasing frequency dynamics at the same time.

随着现代电力电子技术的发展，电力系统出现了许多用于无功-电压控制的装置，这些装置在提高系统电压稳定性的同时，使系统的动态频率特性变坏。

Experimental results prove that the shunt APF system with cascade multilevel converter based on CPS-SPWM can achieve excellent compensation effect even under much lower switching frequency. We can easily get to the conclusion: this method has a perfect prospect in industry application.

通过一系列实验验证了将基于CPS-SPWM技术的级联型多电平变流器应用于APF上能较好地实现对非线性负载引起的谐波及无功污染的补偿，有良好的工业应用前景。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷