Results 11 to 20 of about 2,895 (255)

High-voltage Ride Through Strategy for DFIG Considering Converter Blocking of HVDC System [PDF]

open access: yesJournal of Modern Power Systems and Clean Energy, 2020
This paper presents a P-Q coordination based highvoltage ride through (HVRT) control strategy for doubly fed induction generators (DFIGs) based on a combined Q-V control and P-V de-loading control.
Changping Zhou   +3 more
doaj   +2 more sources

Influence of Converter DC Bus Overvoltage on Wind Turbine High Voltage Ride Through Capabilities

open access: yesZhongguo dianli, 2020
Off-grid occurred in a wind farm caused by converter fault during field test of the DFIG (doubly feed induction generator) high voltage ride through (HVRT) capabilities.
Guangru ZHANG   +6 more
doaj   +2 more sources

High Voltage Ride through Control of PMSG-Based Wind Turbine Generation System Using Supercapacitor [PDF]

open access: yesActive and Passive Electronic Components, 2019
Regarding PMSG-based wind turbine generation system, this paper proposes a supercapacitor energy storage unit (SCESU) which is connected in parallel with the DC-link of the back-to-back converter to enhance its high voltage ride through performance.
Guangchen Liu   +4 more
doaj   +5 more sources

Theoretical Study on Control Strategy of Grid-Connected High Voltage Ride Through in Doubly-Fed Wind Farm [PDF]

open access: yesIEEE Access, 2019
Aiming at the problem of high voltage disconnection when doubly-fed wind farms are merged into weak power grids, this paper researches the theory of rotor excitation control and proposed an additional control model of DFIG grid-connected rotor flux based
Xinyu Liu, Xianwei Li, Donghong Jiao
doaj   +2 more sources

Modeling of Photovoltaic Power Generation Systems Considering High- and Low-Voltage Fault Ride-Through

open access: yesFrontiers in Energy Research, 2022
The photovoltaic power station has a good development prospect because it can realize concentrated and efficient utilization of solar energy. Considering the detail model of the photovoltaic power station has a power electronic device with a high ...
Xian Xu   +5 more
doaj   +2 more sources

Study on high voltage ride through control strategy of PMSG-based wind turbine generation system with SCESU [PDF]

open access: yesThe Journal of Engineering, 2019
Regarding PMSG-based wind turbine generation system, this study proposes a super-capacitor energy storage unit (SCECU) connected parallel to the DC-link of the back-to-back converter to enhance its high voltage ride through performance.
Guangchen Liu   +4 more
doaj   +2 more sources

Review of High Voltage Ride-Through Control Method of Large-Scale Wind Farm

open access: yesShanghai Jiaotong Daxue xuebao
As the major demand for the development and utilization of new energy, the large-scale development of wind power is a key support in achieving the strategic goal of “cabron peaking and carbon neutrality” for China.
WEI Juan, LI Canbing, HUANG Sheng, CHEN Sijie, GE Rui, SHEN Feifan, WEI Lai
doaj   +2 more sources

Requirement Analysis of Wind Turbine High Voltage Ride-through Capability Detection and Simulation

open access: yesJournal of Physics: Conference Series, 2022
Abstract With the number of wind farms connected to the power system increasing rapidly, the impact of wind power generation system on power grid system stability is becoming increasingly prominent. Especially when the power grid has transient fault, there will be problems such as reverse power flow, large-area power failure of wind farm
Kunpeng Lu   +8 more
openaire   +1 more source

Identification method of cascading failure in high-proportion renewable energy systems based on deep learning

open access: yesEnergy Reports, 2022
A high proportion of new energy sources are connected to the grid, which not only alleviates the energy shortage, but also brings hidden dangers to the safe and stable operation of the grid. Aiming at the inadequate consideration of uncertainty caused by
Yuhong Zhu   +5 more
doaj   +1 more source

Analysis of Transient Voltage-Frequency Dynamic Coupling Mechanism of High-Proportion Renewable Energy Sending End System Under Commutation Failure Faults [PDF]

open access: yesDianli jianshe
[Objective] Aiming at the new challenge of unclear transient voltage and system frequency operation risks faced by sending-end power systems with a high proportion of renewable energy after commutation failure, this paper reveals the dynamic coupling ...
GAO Shang, YIN Chunya, LIU Wan, LI Xiaozhu, HAN Lu, ZHANG Gaohang
doaj   +1 more source

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