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Qinsheng Yun, Xiangjun Wang, Shenghan Wang, Wei Zhuang and Wanlu Zhu
This paper investigates the small-signal stability of a DC shipboard power system (SPS) with the integration of a supercapacitor. As an efficient energy storage solution, supercapacitors can not only provide rapid energy response to sudden power demand s...
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Weiqiang Liao, Xin Dong, Rongfeng Yang and Zhongfei Qiao
In response to the constant power negative impedance characteristics on the load side of a ship DC microgrid, leading to voltage oscillation issues in the DC bus, this paper proposes a control optimization method based on impedance reshaping using bus vo...
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Mahmoud Nassary, Enric Vidal-Idiarte and Javier Calvente
Electric mobility is nowadays one of the more important trends regarding pollution reduction and global warming due to fuel consumption. Big efforts are done in order to develop efficient and reliable power electronic systems for electric vehicles. In tw...
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Oluwafemi E. Oni
Inter-area oscillation caused by weak interconnected lines or low generator inertia is a critical problem facing power systems. This study investigated the performance analysis of a multi-terminal high voltage direct current (MTDC) on the damping of inte...
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Esmaeil Ebrahimzadeh, Frede Blaabjerg, Torsten Lund, John Godsk Nielsen and Philip Carne Kjær
A unified frequency-domain modelling and stability analysis is presented to predict the impact of mutual interactions between a wind power plant and a weak grid on the stability margin.
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Ariel Santos Fuentefria,Miguel Castro Fernández,Martin Rapado Acosta
Pág. 171 - 180
Wind power generation usage is increasing nowadays, especially in the wider sense of distribution areas. Its technical impacts and restrictions are still under study, and in several aspects are kept almost untouched. One of these aspects is the small-sig...
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Eun-Taek Sung, Sangyong Park and Donghyun Baek
In this paper, output capacitor-less low-dropout (LDO) regulator using active-feedback and current-reuse feedforward compensation (AFCFC) is presented. The open-loop transfer function was obtained using small-signal modeling. The stability of the propose...
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Xiaoxiao Meng, Qianggang Wang, Niancheng Zhou, Shuyan Xiao and Yuan Chi
AC microgrid mainly comprise inverter-interfaced distributed generators (IIDGs), which are nonlinear complex systems with multiple time scales, including frequency control, time delay measurements, and electromagnetic transients. The droop control-based ...
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Bo Li, Wenhu Tang, Kaishun Xiahou and Qinghua Wu
This paper develops a robust regulator design approach to maximum power point tracking (MPPT) of a variable-speed wind energy conversion system (WECS) under the concept of perturbation and observation. The proposed perturb and observe regulators (PORs) r...
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Rundong Ge, Wenying Liu, Huiyong Li, Jianzong Zhuo and Weizhou Wang
In the traditional studies on small-signal stability probability of a power system with wind farms, the frequency of wind speed was often assumed to obey to some extent a particular probability distribution. The stability probability that is thus obtaine...
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