Voltage Stabilization in Microgrids via Quadratic Droop Control [PDF]
52nd IEEE Conference on Decision and Control, 2009 We consider the problem of voltage stability and reactive power balancing in islanded small-scale electrical networks outfitted with DC/AC inverters ("microgrids").
Simpson-Porco, John W. +2 more
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Optimizing power sharing accuracy in low voltage DC microgrids considering mismatched line resistances [PDF]
Scientific ReportsThe main difficulties facing the operation of parallel converters in DC microgrids (DCMGs) are load sharing, circulation current, and bus voltage regulation.
Samir A. Hamad +5 more
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Headroom based adaptive droop control for regulating DC voltage and active power in MTDC grid with integrated renewable energy [PDF]
Scientific ReportsActive power and DC voltage regulation is the key control challenge in a voltage source converter based multi-terminal high voltage direct current system (VSC-MTDC), particularly when integrating renewable energy sources.
Zi-Hong Jiang +7 more
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Droop control method for load share and voltage regulation in high-voltage microgrids [PDF]
Journal of Modern Power Systems and Clean Energy, 2016 When the line impedance is considered in the microgrid, the accuracy of load sharing will decrease. In this paper, the impact of line impedance on the accuracy of load sharing is analyzed.
Zhikang Shuai +5 more
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Adaptive voltage droop control for multi-terminal HVDC systems based on MMC
Nantong Daxue xuebao. Ziran kexue ban, 2023 To address the issue of possible overvoltage in the DC transmission system beyond the allowable range for safe operation after a significant disturbance occurs, a self-adaptive voltage droop control strategy is proposed to enhance the voltage regulation ...
SUN Ji QIU Jianlong LIU Xueqiang ZHAO Haodong CHEN Xiangyong
doaj +1 more source
Adaptive Reference Power Based Voltage Droop Control for VSC-MTDC Systems
Journal of Modern Power Systems and Clean Energy, 2023 Featuring low communication requirements and high reliability, the voltage droop control method is widely adopted in the voltage source converter based multi-terminal direct current (VSC-MTDC) system for autonomous DC voltage regulation and power-sharing.
Yizhen Wang +5 more
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Adaptive droop control strategy of cascaded hybrid HVDC system
电力工程技术, 2022 In this paper,the control characteristic of cascaded hybrid high voltage direct current (HVDC) system is studied. The influence mechanism of modular multilevel converter (MMC) inverters to the whole hybrid HVDC are investigated,and the complete voltage ...
ZENG Rui +3 more
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Load Sharing and Voltage Restoration Improvement in DC Microgrids with Adaptive Droop Control Strategy [PDF]
, 2022 DC microgrid is a connecting network between distributed DC generators. The converter control on DCMG is used to obtain proportional load sharing and voltage restoration of DC bus.
Ashari, Mochamad +2 more
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International Transactions on Electrical Energy Systems, 2023 In a conventional AC distribution system, the conservation voltage reduction (CVR) strategy is widely employed to lower down the voltage of specific load to lower the power consumption.
Sumit Kumar Jha +2 more
doaj +1 more source
Flexible controls to reduce DC voltage deviations in multi‐terminal DC grids
IET Generation, Transmission & Distribution, 2021 Various disturbances in voltage source converter based high‐voltage, multi‐terminal DC grids will significantly cause DC voltage deviations when the classical voltage droop control is adopted.
Guihong Wu +3 more
doaj +1 more source