Results 11 to 20 of about 6,072,684 (259)

Frequency Regulation of Renewable Energy Plants in Regional Power Grids: A Study Considering the Frequency Regulation Deadband Width

Energies
With the continuous increase in renewable energy penetration, traditional frequency regulation strategies in power grids struggle to maintain frequency stability under high renewable-share conditions.
Weizheng Gong, Shaoqi Yu, Xin Wu, Lianchao Liu, Meiling Ma, Dong Han   +5 more
doaj   +2 more sources

An Integrated Frequency Regulation Method Based on System Frequency Security Posture

Energies
As the share of renewable energy in a grid increases, the grid’s frequency support capability weakens, and the spatial distribution of grid frequency becomes more pronounced.
Qiang Zhang, Chao Wang, Wenting Song, Pupu Chao, Yonglin Jin, Hui Zeng, Ping Li, Wansong Liu   +7 more
doaj   +2 more sources

Research on wind-storage coordinated frequency regulation strategy of high permeability wind power connected to regional power grid

Energy Reports, 2023
With the increasing penetration of wind power in the power system, the proportion of wind turbines in the power system is increasing, replacing the traditional units, which reduces the inertia constant of the system and the reserve capacity of frequency ...
Chunxue Wen, Jiaxing Mo, Jianlin Li, Jinghua Zhou, Peng Wang   +4 more
doaj   +1 more source

Optimal Configuration Model of Photovoltaic and Energy Storage Joint System Considering Coordination of Multiple Transaction Scenarios

Journal of Harbin University of Science and Technology, 2022
With the development of the renewable energy sources and the continuous advancement of the reform of power marketization in China, photovoltaic power generation, frequency adjustment and user power demand capacity in power systems have increased.
CHEN Kun, SHANG Long-long, LUO Jin-ge
doaj   +1 more source

Reliability Assessment of Interconnected Power Systems with HVDC Links Considering Frequency Regulation Process

Journal of Modern Power Systems and Clean Energy, 2023
With various components and complex topologies, the applications of high-voltage direct current (HVDC) links bring new challenges to the interconnected power systems in the aspect of frequency security, which further influence their reliability ...
Chengjin Ye, Libang Guo, Yi Ding, Ming Ding, Peng Wang, Lei Wang   +5 more
doaj   +1 more source

System Frequency Control Method Driven by Deep Reinforcement Learning and Customer Satisfaction for Thermostatically Controlled Load

Energies, 2022
The intermittence and fluctuation of renewable energy aggravate the power fluctuation of the power grid and pose a severe challenge to the frequency stability of the power system.
Rusi Chen, Haiguang Liu, Chengquan Liu, Guangzheng Yu, Xuan Yang, Yue Zhou   +5 more
doaj   +1 more source

Life Evaluation of Battery Energy System for Frequency Regulation Using Wear Density Function

Energies, 2022
Frequency regulation (FR) using a battery energy storage system (BESS) has been expanding because of the growth of renewable energy. This study introduces the wear density function, which considers battery degradation factors such as the rate of current,
Jingyeong Park, Jeonghyeon Choi, Hyeondeok Jo, Daisuke Kodaira, Sekyung Han, Moses Amoasi Acquah   +5 more
doaj   +1 more source

Effect of Symmetrically Switched Rectifier Topologies on the Frequency Regulation of Standalone Micro-Hydro Power Plants

Energies, 2021
Micro-hydro power plants (μHPPs) are a major energy source in grid-isolated zones because they do not require reservoirs and dams to be built. μHPPs operate in a standalone mode, but a continuously varying load generates voltage unbalances and frequency ...
Henry Bory, Jose L. Martin, Iñigo Martinez de Alegria, Luis Vazquez   +3 more
doaj   +1 more source

ANN-Based Pattern Recognition for Induction Motor Broken Rotor Bar Monitoring under Supply Frequency Regulation

Machines, 2021
The requisite of direct-on-line (DOL) starting for various applications in underground mines subjects the rotor bars of heavy-duty squirrel cage induction motors (SCIMs) to severe stresses, resulting in sustained fault in the rotor bars, unlike the ...
Ashish Kumar Sinha, Ananda Shankar Hati, Mohamed Benbouzid, Prasun Chakrabarti   +3 more
doaj   +1 more source

Optimal Building Thermal Load Scheduling for Simultaneous Participation in Energy and Frequency Regulation Markets

Energies, 2021
This paper presents an optimal scheduling solution for building thermal loads that simultaneously participate in the wholesale energy and frequency regulation markets.
Jie Cai
doaj   +1 more source