A new type of low voltage reactive power compensation device is introduced, which is simple in design, low in cost and high inc...
针对以上情况研制的新型低压无功补偿装置电路设计简单、成本低、控制精确且可靠性高。
In light of the actualities of rural power distribution network, this paper describes the necessity and the best means of low voltage reactive power compensation for rural distribution network.
针对农村配电网的具体状况，说明对农村配电网进行低压无功补偿的必要性及其重要意义，并提出了农村配电网无功补偿的最佳方法。
Through the comparison, introduced a kind of new-type low-voltage reactive power compensation device and the dynamic performance of the technology and superior to the traditional compensation devices.
通过比较，重点介绍一种新型低压无功动态补偿装置，其各项技术性能，都优于传统的补偿装置。
Hardware and software design of reactive power automatic compensation controller for low-voltage distribution systems is introduced.
介绍了低压配电网无功功率自动补偿控制器的软件和硬件设计方法。
Almost all the power converters in use up to now are line-commutated, when the level of active power is low, and reactive power consumed is high, being very harmful for the connection bus voltage.
至今几乎所有的电力变换器为在线换向式的当有功功率较小，而消耗的无功较大时，对所联接母线的电压是非常有害的。
Through the analysis to the cause of low voltage reactive compensation invalidation in actual operation, it is proved that the harmonic pollution can affect the reactive power compensation.
通过对实际运行中低压无功补偿失效的原因分析，论证了谐波污染对无功功率补偿的影响；
For compensating reactive power and harmful currents in low voltage power system, the paper proposed two control schemes for STATCOM, which are indirect-current control and direct-current control.
本文针对低压配电网络的无功补偿和有害电流滤除问题，提出采用间接和直接电流控制两种STATCOM方案。
The feasibility and effectiveness of the reactive power compensation retrofitting for the low voltage gird of an area are illuminated, as well as the steps and technical difficulties of the retrofit.
介绍了对低压局域电网进行低压集中无功功率补偿改造的可行性和有效性，以及进行此类改造的工作步骤和技术细节。
A kind of intelligent compound switch using for reactive power compensation of low voltage, using a parallel structure of bidirectional silicon-controlled and magnetic latching relay was introduced.
介绍一种用于低压无功补偿装置中的智能型复合开关，它采用双向晶闸管与磁保持继电器并联的工作结构。
The wind power converter must possess abilities of Low voltage Ride through (LVRT), available operation with unbalanced voltage fault and adjusting active as well as reactive power.
风电变流器在国产化的过程中也必须要具有低电压穿越、不对称故障下运行的能力和动态无功、有功功率的调节能力。
In the same way, we should consider the problem that reactive power surplus and over-voltage during the period of low-water and low load.
同样在枯水期轻负荷时，我们也要考虑到无功功率过剩，系统电压偏高的问题。
At present, the reactive power imbalance of low-voltage power network is more and more serious. It not only affects the operating efficiency of equipments, but also the safe operation.
当前低压电网无功不平衡的现象日趋严重，这不仅影响了用电设备的运行效率，而且还影响其安全运行。
This article explains main factors to influence power factor in electrical network, common methods of reactive compensation in low voltage network, and the benefits of reactive compensation.
文中分析了影响电网功率因数的主要因素、低压电网无功补偿的常用方法及无功补偿的效益。
Based on the above control thought, this paper finally developed a low-voltage reactive power compensation mixing experimental device.
根据以上控制思想，本文最后研制了一套低压无功混合补偿实验装置。
Based on the above control thought, this paper finally developed a low-voltage reactive power compensation mixing experimental device.
根据以上控制思想，本文最后研制了一套低压无功混合补偿实验装置。
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