A survey of distributed optimization and control algorithms for electric power systems

DK Molzahn, F Dörfler, H Sandberg… - … on Smart Grid, 2017 - ieeexplore.ieee.org
Historically, centrally computed algorithms have been the primary means of power system
optimization and control. With increasing penetrations of distributed energy resources …

Enhancing power system operational flexibility with flexible ram** products: A review

Q Wang, BM Hodge - IEEE Transactions on Industrial …, 2016 - ieeexplore.ieee.org
With the increased variability and uncertainty of net load induced from high penetrations of
renewable energy resources and more flexible interchange schedules, power systems are …

A survey of relaxations and approximations of the power flow equations

DK Molzahn, IA Hiskens - Foundations and Trends® in …, 2019 - nowpublishers.com
The power flow equations relate the power injections and voltages in an electric power
system and are therefore key to many power system optimization and control problems …

Data-driven multi-agent deep reinforcement learning for distribution system decentralized voltage control with high penetration of PVs

D Cao, J Zhao, W Hu, F Ding, Q Huang… - … on Smart Grid, 2021 - ieeexplore.ieee.org
This paper proposes a novel model-free/data-driven centralized training and decentralized
execution multi-agent deep reinforcement learning (MADRL) framework for distribution …

Two-timescale voltage control in distribution grids using deep reinforcement learning

Q Yang, G Wang, A Sadeghi… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Modern distribution grids are currently being challenged by frequent and sizable voltage
fluctuations, due mainly to the increasing deployment of electric vehicles and renewable …

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 …

Attention enabled multi-agent DRL for decentralized volt-VAR control of active distribution system using PV inverters and SVCs

D Cao, J Zhao, W Hu, F Ding… - IEEE transactions on …, 2021 - ieeexplore.ieee.org
This paper proposes attention enabled multi-agent deep reinforcement learning (MADRL)
framework for active distribution network decentralized Volt-VAR control. Using the …

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 …

Flexible Ramp Products: A solution to enhance power system flexibility

S Sreekumar, S Yamujala, KC Sharma… - … and Sustainable Energy …, 2022 - Elsevier
Large scale integration of variable and uncertain Renewable Generation (RG) in power
systems causes frequent load-generation imbalances. Systems require additional …

Strategic valuation of smart grid technology options in distribution networks

I Konstantelos, S Giannelos… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
The increasing penetration of renewable distributed generation (DG) sources in distribution
networks can lead to violations of network constraints. Thus, significant network …