Results 11 to 20 of about 762 (166)
Journal of Modern Power Systems and Clean Energy, 2023 This paper proposes a fault ride-through hybrid controller (FRTHC) for modular multi-level converter based high-voltage direct current (MMC-HVDC) transmission systems. The FRTHC comprises four loops of cascading switching control units (SCUs).
Yang Liu +3 more
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A Novel Control Strategy for AC Fault Ride Through in Multi-terminal DC System
发电技术, 2022 This paper proposed a novel control strategy-coordinated DC voltage control (DCVC)-to enhance the AC fault ride through capability of multi-terminal high voltage direct current (HVDC) system.
YANG Zhou +3 more
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Fault Ride-Through Capability Enhancement for Microinverter Applications [PDF]
Journal of Renewable Energy, 2019 Due to the fast growth of single-phase grid-connected photovoltaic (PV) systems, the existing grid codes are expected to be modified to guarantee the availability, quality, and reliability of the electrical system. Therefore, the future single-phase PV systems should become smarter and support low voltage ride-through (LVRT) capability, which are ...
Sajad Arab Ansari +3 more
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Fault-Ride-Through Capability of VSG-Based Grid-Forming Converters
2021 23rd European Conference on Power Electronics and Applications (EPE'21 ECCE Europe), 2021 Peer ...
Saeedian, Meysam +5 more
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电力工程技术, 2022 Permanent magnet synchronous motor is widely used in industrial sites. In some cases,it is started softly by variable frequency converter and then switched to operate normally with power frequency.
ZHANG Zhihua +4 more
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Fault Ride-Through Strategy for GFM Inverters Based on Power Command Constraints [PDF]
Dianli jianshe[Objective] To address the issues of power angle instability and output current overload in grid-forming（GFM）inverter during symmetrical grid faults，this paper proposes a fault ride-through strategy based on power command constraints.
LIU Yiqi, ZHAO Bo, LAN Hao, ZHANG Hengke, WANG Zeyang, WU Yucheng
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南方能源建设, 2023 [Introduction] In order to improve the flexible fault ride through (FFRT) capability of semi-direct drive wind power system, this paper proposes an improved grid-side control strategy with reactive power priority.
Jiangtao GUO, Shuo CHEN, Liling HUANG
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Development of HVRT and LVRT Control Strategy for PMSG-Based Wind Turbine Generators
Energies, 2020 Various challenges are acknowledged in practical cases with high wind power penetration. Fault ride-through (FRT) capability has become the most dominant grid integration requirements for the wind energy conversion system worldwide. The high voltage ride-
Liang Yuan +5 more
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A Hybrid HVDC Topology Suitable for Large-Scale Pure Clean Energy Power Base Transmission
Zhongguo dianli, 2023 In order to meet the transmission needs of large-scale pure new energy power bases, after topology comparison, this paper used a hybrid cascaded topology consisting of a line commutated converter (LCC) and a modular multilevel converter (MMC) in the ...
Wenzhe XU, Zheren ZHANG, Zheng XU
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The Journal of Engineering, 2019 Wind turbines should have fault ride through capability, and also it can provide damping for the power grid by improving the control strategy. However, the currently corresponding control strategy is designed independent for the fault voltage through ...
Haiyan Tang +3 more
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