Results 11 to 20 of about 7,891,124 (254)

Secondary Frequency Regulation Control Strategy with Electric Vehicles Considering User Travel Uncertainty

Energies, 2023
The premise of electric vehicles (EVs) participating in the frequency regulation (FR) of power systems is to satisfy the charging demands of users. In view of problems such as the uncertainty of EV users’ departure time and the increase in power supply ...
Xiaohong Dong, Yang Ma, Xiaodan Yu, Xiangyu Wei, Yanqi Ren, Xin Zhang   +5 more
doaj   +4 more sources

Analysis and Control Parameters Optimization of Wind Turbines Participating in Power System Primary Frequency Regulation with the Consideration of Secondary Frequency Drop

Energies
With the increasing integration of wind energy into power systems, maintaining frequency stability has become a significant challenge. To address the issue of secondary frequency drop caused by wind turbines exiting the primary frequency regulation of ...
Ketian Liu, Zhengxi Chen, Xiang Li, Yi Gao   +3 more
doaj   +8 more sources

Secondary-Frequency and Voltage-Regulation Control of Multi-Parallel Inverter Microgrid System

Energies, 2022
As an important form of distributed renewable energy utilization and consumption, the multi-parallel inverter microgrid system works in both an isolated and grid-connected operation mode.
Jiawei Dong, Chunyang Gong, Jun Bao, Lihua Zhu, Yuanjun Hou, Zhixin Wang   +5 more
doaj   +2 more sources

Secondary Frequency Regulation Strategy With Fuzzy Logic Method and Self-Adaptive Modification of State of Charge

IEEE Access, 2018
Battery storage has been adopted to coordinate with generators in automatic generation control (AGC). In this paper, a control strategy of battery storage involved in secondary frequency regulation is proposed.
Peiqiang Li, Zhuangxi Tan, Yanji Zhou, Canbing Li, Ruo Li, Xuezhong Qi   +5 more
doaj   +3 more sources

Coordinated Secondary Frequency Regulation Strategy of Doubly-Fed Induction Generator and Electric Vehicle

Applied Sciences, 2019
Wind turbines can participate in frequency regulation by controlling active power output, but the indeterminacy and volatility of wind power result in low reliability of frequency support.
Qian Zhang, Yan Li, Chen Li, Zhuwei Ding, Wenrui Xie   +4 more
doaj   +2 more sources

Residential HVAC Aggregation Based on Risk-averse Multi-armed Bandit Learning for Secondary Frequency Regulation

Journal of Modern Power Systems and Clean Energy, 2020
As the penetration of renewable energy continues to increase, stochastic and intermittent generation resources gradually replace the conventional generators, bringing significant challenges in stabilizing power system frequency.
Xinyi Chen, Qinran Hu, Qingxin Shi, Xiangjun Quan, Zaijun Wu, Fangxing Li   +5 more
doaj   +3 more sources

Distributed energy frequency–voltage support technology

Energy Reports, 2023
With the development of distributed energy, the penetration rate of power electronic devices is increasing, and the dominance of thermal power generation will be slowly replaced by it.
Chouwei Ni, Zhihao Li, Jichao Ye, Hao Xu, Xiaohe Yan, Nian Liu   +5 more
doaj   +1 more source

Economic Analysis of Li-Ion Battery–Supercapacitor Hybrid Energy Storage System Considering Multitype Frequency Response Benefits in Power Systems

Energies, 2023
With the promotion of carbon peaking and carbon neutrality goals and the construction of renewable-dominated electric power systems, renewable energy will become the main power source of power systems in China. Therefore, ensuring frequency stability and
Chenxuan Xu, Weiqiang Qiu, Linjun Si, Tianhan Zhang, Jun Li, Gang Chen, Hongfei Yu, Jiaqi Lu, Zhenzhi Lin   +8 more
doaj   +1 more source

Optimization Strategy of Wind Storage Joint Operation Considering Energy Storage Life and Participating in Frequency Modulation Service

发电技术, 2020
The joint operation of the energy storage system and the wind farm can not only track the wind power schedule output, but also participate in ancillary service of the power grid.
Sheng KUANG, Beibei WANG
doaj   +1 more source

A dual-driven predictive control for photovoltaic-diesel microgrid secondary frequency regulation

, 2023
Photovoltaic (PV) panel generator is inherently fluctuant due to its dependence on weather. If this generator connects to power grids or microgrids (MGs), the frequency of renewable-energy-based power grids or MGs will not be stable. Hence, in this paper,
Wu, J, Jinhui Wu, Fuwen Yang, Yang, F
core   +1 more source