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Improvement of Oscillatory Stability in Wide Area Controlled Systems Using Power Injection
Wireless Personal Communications ( IF 2.2 ) Pub Date : 2020-09-26 , DOI: 10.1007/s11277-020-07800-6
T. Prakash , V. Senthil Kumar

This paper presents a novel method for determination of location and tuning of parameters of electronic static synchronous compensator (E-STATCOM) for oscillation control in Wide area monitored power systems. The effect of active and reactive power injection by E-STATCOM, on the damping performance of a two-area interconnected system has been studied and analyzed. Dynamic non-linear simulations of the test system with appropriate modeling were carried out for evaluation of performance of the proposed controller design, and to take forward the previous works done on wide area control of power systems. Novel attempt has been made for optimal selection of nodes for positioning E-STATCOMs in multi-machine power system, by considering the participation factor of angular variation of voltage vector in modal analysis. Many operating conditions have been considered for the proposed study under both normal states and contingencies. Results of the simulation indicate that the proposed method is highly effective in suppressing the low frequency oscillations of the targeted modes and performs better than the flexible alternating current transmission system devices without the support of energy storage. This method is also used for cloud application.



中文翻译:

使用功率注入改善广域控制系统的振荡稳定性

本文提出了一种新颖的方法,用于确定用于广域监控电力系统中的振荡控制的电子静态同步补偿器(E-STATCOM)的位置和参数调整。研究和分析了E-STATCOM注入有功和无功功率对两区域互连系统的阻尼性能的影响。用适当的建模对测试系统进行了动态非线性仿真,以评估所提出的控制器设计的性能,并推动了以前在电力系统的广域控制方面所做的工作。通过在模态分析中考虑电压矢量角度变化的参与因子,进行了新的尝试,以优化用于定位多机电力系统中E-STATCOM的节点。拟议的研究在正常状态和应急情况下都考虑了许多运行条件。仿真结果表明,所提出的方法在抑制目标模式的低频振荡方面非常有效,并且在没有能量存储支持的情况下,其性能优于柔性交流输电系统设备。此方法也用于云应用程序。

更新日期:2020-09-26
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