Application of two-stage robust optimization theory in power system scheduling under uncertainties: A review and perspective

H Qiu, W Gu, P Liu, Q Sun, Z Wu, X Lu - Energy, 2022 - Elsevier
Multi-uncertainties impose enormous challenges to the optimal scheduling of power
systems, and two-stage robust optimization (TSRO) theory has been widely investigated and …

Deep reinforcement learning based volt-var optimization in smart distribution systems

Y Zhang, X Wang, J Wang… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This paper develops a model-free volt-VAR optimization (VVO) algorithm via multi-agent
deep reinforcement learning (DRL) in unbalanced distribution systems. This method is novel …

Multi-agent deep reinforcement learning for voltage control with coordinated active and reactive power optimization

D Hu, Z Ye, Y Gao, Z Ye, Y Peng… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The increasing penetration of distributed renewable energy resources causes voltage
fluctuations in distribution networks. The controllable active and reactive power resources …

Deep reinforcement learning enabled physical-model-free two-timescale voltage control method for active distribution systems

D Cao, J Zhao, W Hu, N Yu, F Ding… - … on Smart Grid, 2021 - ieeexplore.ieee.org
Active distribution networks are being challenged by frequent and rapid voltage violations
due to renewable energy integration. Conventional model-based voltage control methods …

Droop control method to achieve maximum power output of photovoltaic for parallel inverter system

W Zhang, Z Zheng, H Liu - CSEE Journal of Power and Energy …, 2021 - ieeexplore.ieee.org
In general, the power distribution of a parallel inverter is achieved by the use of droop
control in a microgrid system, which consists of PV inverters and non-regeneration energy …

Hierarchically-coordinated voltage/VAR control of distribution networks using PV inverters

C Zhang, Y Xu - IEEE Transactions on Smart Grid, 2020 - ieeexplore.ieee.org
Photovoltaic (PV) inverters can provide fast and flexible reactive power support for voltage
regulation and power loss reduction in distribution networks. Conventionally, central and …

Distributed adaptive robust voltage/var control with network partition in active distribution networks

P Li, C Zhang, Z Wu, Y Xu, M Hu… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This paper proposes a distributed adaptive robust voltage/var control (DAR-VVC) method in
active distribution networks to minimize power loss while keeping operating constraints …

Interval optimization based coordination of demand response and battery energy storage system considering SOC management in a microgrid

B Wang, C Zhang, ZY Dong - IEEE Transactions on Sustainable …, 2020 - ieeexplore.ieee.org
Microgrids can effectively integrate distributed generation (DG) to supply power to local
loads. However, uncertainties from renewable DG and loads may lead to increased …

MPC-based decentralized voltage control in power distribution systems with EV and PV coordination

L Wang, A Dubey, AH Gebremedhin… - … on Smart Grid, 2022 - ieeexplore.ieee.org
Distribution systems are growing rapidly in size and complexity with increased penetrations
of distributed energy resources (DER) and electric vehicles (EVs), leading to operational …

Model-free voltage control of active distribution system with PVs using surrogate model-based deep reinforcement learning

D Cao, J Zhao, W Hu, F Ding, N Yu, Q Huang, Z Chen - Applied Energy, 2022 - Elsevier
Accurate knowledge of the distribution system topology and parameters is required to
achieve good voltage control performance, but this is difficult to obtain in practice. This paper …