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Emergency Load Shedding Strategy for Microgrids Based on Dueling Deep Q-Learning [PDF]

IEEE Access, 2021
The rapid drop of frequency under the disturbance is a major threat to the safe and stable operation of a microgrid (MG) system. Emergency load shedding is the main measure to prevent continuous frequency drop and power outage. The existing load shedding
Can Wang, Hongliang Yu, Lin Chai, Huikang Liu, Binxin Zhu   +4 more
doaj   +4 more sources

Emergency load shedding strategy for high renewable energy penetrated power systems based on deep reinforcement learning

Energy Reports, 2023
Traditional event-driven emergency load shedding determines the quantitative strategy by simulation of a specific set of expected faults, which requires high model accuracy and operation mode matching.
Hongwei Chen, Junzhi Zhuang, Gang Zhou, Yuwei Wang, Zhenglong Sun, Yoash Levron   +5 more
doaj   +4 more sources

Emergency load-shedding optimization control method based on reinforcement learning assistance

Energy Reports, 2022
At present, on-line pre-decision and real-time matching control forms are the most widely used emergency control forms in the power system. The safety control system predicts the accidents according to the current operation state of the power grid and ...
Yilin Chen, Siyang Liao, Jian Xu
doaj   +4 more sources

Precise emergency load shedding approach for distributed network considering response time requirements [PDF]

Frontiers in Energy Research, 2023
Emergency load shedding (ELS) is a vital measure for power systems to manage extreme events, ensuring the safety, stability, and economic operation of the grid.
Chao Li, Tingzhe Pan, Zijie Meng, Xin Jin, Xinlei Cai, Hongxuan Luo   +5 more
doaj   +3 more sources

Emergency Load-Shedding Strategy for Power System Frequency Stability Based on Disturbance Location Identification

Energies
With the evolution of modern power systems, the proportion of renewable energy generation in the grid continues to grow. At the same time, grid operation modes have become increasingly complex and dynamic, leading to heightened uncertainty in disturbance
Zhenglong Sun, Rongbin Zhang, Rui Zhang, Chao Pan, Weihan Chen, Zewei Li   +5 more
doaj   +5 more sources

A Coordination Optimization Method for Load Shedding Considering Distribution Network Reconfiguration

Energies, 2022
Load shedding control is an emergency control measure to maintain the frequency stability of the power system. Most of the existing load shedding methods use the extensive form of directly cutting off the outlet of the substation, featuring low control ...
Kai Wang, Lixia Kang, Songhao Yang
doaj   +2 more sources

An emergency control strategy for undervoltage load shedding of power system: A graph deep reinforcement learning method

IET Generation, Transmission & Distribution, 2023
Undervoltage load shedding (UVLS) is the last line of defense to ensure the safe and stable operation of the power system. The existing UVLS technique has difficulty adapting and generalizing to new topology variation scenarios of the power network ...
Yangzhou Pei, Jun Yang, Jundong Wang, Peidong Xu, Ting Zhou, Fuzhang Wu   +5 more
doaj   +2 more sources

Optimization of power system emergency load shedding with surrogate-assisted proliferation-reduction differential evolution algorithm

International Journal of Electrical Power & Energy Systems
Emergency load shedding (ELS) is vital for maintaining the stability and security of power systems following severe power deficiency. To adapt to varying operating conditions induced by the integration of renewable energy, the ELS schemes need to be ...
Hang Qi, Changgang Li, Chenhao Gai, Runjia Sun, Jiongcheng Yan   +4 more
doaj   +3 more sources

Introducing a New Optimized Emergency Demand Side Management Method to Restore the Power System Frequency [PDF]

International Journal of Industrial Electronics, Control and Optimization, 2022
Emergency demand response (EDR) and under frequency load shedding (UFLS) are used as two separate methods for frequency restoration of power system after the usual methods of frequency control are not able to maintain the frequency stability of the ...
Pezhvak Sheikhzadeh-Baboli, Mohsen Assili   +1 more
doaj   +1 more source

Strategy optimization of emergency frequency control based on new load with time delay characteristics

Frontiers in Energy Research, 2023
With the development of modern communication technology and the large number of new controllable loads connected to the power grid, the new controllable loads with flexible regulation characteristics can participate in the emergency frequency stability ...
Lixia Sun, Yiyun Tian, Yichao Wu, Wenzhe Huang, Chenhui Yan, Yuqing Jin   +5 more
doaj   +1 more source