| 1. | Based on the analysis above , the its simplified form of the feedback reactive power compensator is recommended 由于如上所述的原因,本文推荐使用这种反馈式无功补偿方案的简化形式。 |
| 2. | Technical and economic benefit of the feedback reactive power compensator and its simplified form is calculated at the last of this paper 本文最后还对这种反馈式补偿方案和它的简化形式进行了技术、经济效益分析。 |
| 3. | Several settlements are analyzed to eliminate ferro - resonance . since these settlements have disadvantages , the feedback reactive power compensator is infeasible 由于这些方法都存在严重不足,这种反馈式无功补偿方案是不可行的。 |
| 4. | In this paper , a feedback reactive power compensator is studied , its characters are pointed out , and improved measures and simplified scheme are put forward 本文对一种反馈式无功补偿方案进行了研究,指出了其特点,提出了改进方法和简化方案。 |
| 5. | Through analysis the theory of reactive power compensator and combining with up - to - the - minute research fruit both at home and abroad , several compensating reactive power methods are compared 通过分析无功功率补偿器的原理,结合国内外最新研究成果,比较了几种常用无功功率补偿的方法。 |
| 6. | It analyses the working principle of the novel reactive power compensator , the relationship of currents in stable states , algorithm of filtering capacity and transient process 本文分析了这种反馈式无功补偿方案的工作原理,稳态下各电流之间的关系,变压器变比的确定方法,滤波能力和暂态过程。 |
| 7. | Abstract : a technique scheme of user - end reactive power compensator for distribution system is introduced . the working conditions and operation performances are studied . results are also given 文摘:介绍了一种配电系统用户端无功补偿器的技术方案,对其工作条件及运行性能进行了研究,并给出了研究结果。 |
| 8. | As an electric and electron component , the application field of thyristor is very wide . to these days , in the fields of direct current transfer , reactive power compensator , etc , thyristor still play an important role 晶闸管作为一种电力电子器件,在强电领域有着极为广泛的应用,迄今为止,在直流输电、无功补偿等方面仍占据举足轻重的地位。 |
| 9. | On account of the disadvantages of the feedback reactive power compensator , a device of its simplified scheme is studied in this paper , in which the reactive power is adjusted by regulating the voltage of the low - voltage side of the transformer 由于这种反馈式补偿方案存在一些问题,本文分析了它的简化形式,即通过调节降压变压器低压侧的母线电压来调节滤波器的无功出力的补偿方案。 |
| 10. | Meanwhile the thesis designs hardware structure of the reactive power compensator which use tms320f240 as the control core , and the software used in the system haved been debugged and complied based on the idea of modularized software design too . the digital signal processor with advantages of its higher speed and powerful calculation ability is applied to calculate the reactive power that need to be compen sated to follow the change of reactive power and add or cut capacitor banks to realize real - time and dynamic compensation periodically and automatically 设计了以dsp芯片tms320f240为控制核心的无功补偿控制器的硬件系统,基于模块化编程思想编制了软件,充分利用dsp的速度快、计算功能强大的特点,精确算出无功补偿分量,准确跟踪系统无功变化,对多级电容器组进行自动和循环投切,达到对系统动态实时补偿。 |