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Youyun Wang, Yan Li, Zhuo Yang and Xin Cheng
An intelligent control strategy based on a membership cloud model in a high reliable off-grid microgrid with a reconfigurable inverter is proposed in this paper. The operating principle of the off-grid microgrid with the reconfigurable inverter is provid...
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Miloud Rezkallah, Hussein Ibrahim, Félix Dubuisson, Ambrish Chandra, Sanjeev Singh, Bhim Singh and Mohamad Issa
In this paper, a composite control strategy for improved off-grid configuration based on photovoltaic (PV array), a wind turbine (WT), and a diesel engine (DE) generator to achieve high performance while supplying nonlinear loads is investigated. To oper...
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Ivan Shcherbakov,Nikolay Gorbatenko,Roman Polyakov,Konstantin Shirokov
Pág. 60 - 69
When developing and determining the principles of construction and algorithms for the operation of electrical impedance tomography devices, it is necessary to verify the adequacy of the adopted circuitry solutions, their technical level and the possibili...
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Ibrahim Ismael Alnaib,Omar Sh. Alyozbaky,Ali Abbawi
Pág. 6 - 16
Faults in the power system generally provide considerable changes in its quantities such as under or over-power, over-current, current or power direction, frequency, impedance, and power factor. Reading data related to both currents and voltages is usual...
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Jingrong Yu, Limin Deng, Dongran Song and Maolin Pei
This paper proposes a virtual impedance-based bandwidth control method for multi-parallel harmonic-compensation grid-connected inverters (HCGIs). Firstly, the influence of the resonance points caused by the interaction of multiple HCGIs on the control ba...
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This paper proposes a harmonic compensation control with disturbance rejection function for a standalone inverter. Due to the LC type three-phase three-leg inverter is connected to nonlinear loads, low-order harmonic components appears in the inverter ou...
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Eder Molina, John E. Candelo-Becerra and Fredy E. Hoyos
This paper presents a control strategy to regulate voltage and share reactive power from distributed generators in a microgrid when electric vehicles (EVs) are connected and disconnected at different nodes and times. The control strategy considers fixed ...
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Yuye Li, Kaipei Liu, Xiaobing Liao, Shu Zhu and Qing Huai
It is a common practice that one converter controls DC voltage and the other controls power in two-terminal voltage source converter (VSC)?based high voltage DC (HVDC) systems for AC gird interconnection. The maximum transmission power from a DC-voltage-...
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Zhiping Cheng, Meng Gong, Jinfeng Gao, Zhongwen Li and Jikai Si
In order to improve the stability of direct current (DC) microgrid with constant power loads, a novel virtual inductive approach is proposed in this paper. It is known that the negative impedance characteristic of constant power loads will lead to DC bus...
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Xiaoming Zha, Chenxu Yin, Jianjun Sun, Meng Huang and Qionglin Li
Power hardware-in-the-loop (PHIL) systems are advanced, real-time platforms for combined software and hardware testing. Two paramount issues in PHIL simulations are the closed-loop stability and simulation accuracy. This paper presents a virtual impedanc...
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