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This paper addresses the problem of voltage regulation in power distribution networks with deep-penetration of distributed energy resources, e.g., renewable-based generation, and storage-capable loads such as plug-in hybrid electric…

Optimization and Control · Mathematics 2015-02-10 Baosen Zhang , Albert Y. S. Lam , Alejandro Dominguez-Garcia , David Tse

The electricity distribution grid was not designed to cope with load dynamics imposed by high penetration of electric vehicles, neither to deal with the increasing deployment of distributed Renewable Energy Sources. Distribution System…

Computers and Society · Computer Science 2017-12-19 José Horta , Daniel Kofman , David Menga

Increasing penetration of distribution generation (DG) and electric vehicles (EVs) calls for an effective way to estimate the achievable capacity connected to the distribution systems, but the exogenous uncertainties of DG outputs and EV…

Optimization and Control · Mathematics 2017-08-03 Huimiao Chen , Zechun Hu , Yinghao Jia , Zuo-Jun Max Shen

Deployment of high-penetration photovoltaic (PV) power is expected to have a range of effects -- both positive and negative -- on the distribution grid. The magnitude of these effects may vary greatly depending upon feeder topology,…

Physics and Society · Physics 2015-06-23 Michael A. Cohen , Duncan S. Callaway

In order to deal with issues caused by the increasing penetration of renewable resources in power systems, this paper proposes a novel distributed frequency control algorithm for each generating unit and controllable load in a transmission…

Systems and Control · Electrical Eng. & Systems 2020-02-19 Luwei Yang , Tao Liu , Zhiyuan Tang , David J. Hill

The rapid growth of photovoltaic (PV) systems in Austria's medium- and low-voltage grids has intensified challenges in grid access, with technical limits increasingly leading to restrictions on full feed-in power. This issue has sparked…

Optimization and Control · Mathematics 2025-03-27 Alexander Konrad , Robert Gaugl , Christoph Maier , Sonja Wogrin

In this paper, estimation of optimal capacity and location of installation of wind, solar and fuel cell sources in distribution systems to reduce loss and improve voltage profile, by considering load changes, is carried out with Lightning…

The ever-increasing penetration of Distributed Generators (DGs) in distribution networks suggests to enable their potentials in better fulfilling the restoration objective. The objective of the restoration problem is to resupply the maximum…

Systems and Control · Electrical Eng. & Systems 2020-03-26 Hossein Sekhavatmanesh , Rachid Cherkaoui

Demand response services at the distribution level are emerging as enabling strategies for improving grid reliability in the presence of intermittent renewable generation and grid congestion. For residential loads, space heating and…

Optimization and Control · Mathematics 2025-05-22 Erhan Can Ozcan , Emiliano Dall'Anese , Ioannis Ch. Paschalidis

It is speculated that higher penetration of inverter-based distributed photo-voltaic (PV) power generators can increase the risk of tripping events due to voltage fluctuations. To quantify this risk utilities need to solve the interactive…

Systems and Control · Electrical Eng. & Systems 2020-02-17 Kaveh Dehghanpour , Yuxuan Yuan , Fankun Bu , Zhaoyu Wang

Due to its reduced communication overhead and robustness to failures, distributed energy management is of paramount importance in smart grids, especially in microgrids, which feature distributed generation (DG) and distributed storage (DS).…

Optimization and Control · Mathematics 2015-03-20 Yu Zhang , Nikolaos Gatsis , Georgios B. Giannakis

The increasing share of renewable energy sources on distribution grid level as well as the emerging active role of prosumers lead to both higher distribution grid utilization, and at the same time greater unpredictability of energy…

Signal Processing · Electrical Eng. & Systems 2023-03-10 Hüseyin K. Çakmak , Luc Janecke , Veit Hagenmeyer

This paper presents a convex, multi-period, AC-feasible Optimal Power Flow (OPF) framework that robustly dispatches flexible demand-side resources in unbalanced distribution feeders against uncertainty in very-short timescale solar…

Optimization and Control · Mathematics 2020-05-20 Nawaf Nazir , Mads Almassalkhi

This paper presents a new model-free control (MFC) mechanism that enables the local distribution level circuit consumption of the photovoltaic (PV) generation by local building loads, in particular, distributed heating, ventilation and air…

Optimization and Control · Mathematics 2017-07-11 Ouassim Bara , Mohammad Olama , Seddik Djouadi , Teja Kuruganti , Michel Fliess , Cedric Join

The variability of solar energy in off-grid systems dictates the sizing of energy storage systems along with the sizing and scheduling of loads present in the off-grid system. Unfortunately, energy storage may be costly, while frequent…

Optimization and Control · Mathematics 2017-02-06 Abdulelah H. Habib , Vahid R. Disfani , Jan Kleissl , Raymond A. de Callafon

Great Britain aims to meet growing electricity demand and achieve a fully decarbonised grid by 2035, targeting 70 GW of solar photovoltaic (PV) capacity. However, grid constraints and connection delays hinder solar integration. To address…

Systems and Control · Electrical Eng. & Systems 2025-02-27 Hussah Alghanem , Alastair Buckley

Power systems face increasing challenges on reliable operations due to the widespread distributed generators (DGs), e.g., rooftop PV system in the low voltage (LV) distribution grids. Characterizing the hosting capacity (HC) is vital for…

Systems and Control · Electrical Eng. & Systems 2019-09-04 Jingyi Yuan , Yang Weng , Chin-Woo Tan

This paper presents a decentralized volt-var optimization (VVO) and network reconfiguration strategy to address the challenges arising from the growing integration of distributed energy resources, particularly photovoltaic (PV) generation…

Optimization and Control · Mathematics 2024-01-10 Geunyeong Byeon , Kibaek Kim

Direct Current (DC) power distribution has gained attention in the Residential Nanogrids (RNGs) due to the substantial increase in the number of roof-top Photovoltaic (PV) systems and internally DC appliances used in buildings. Using DC…

Systems and Control · Electrical Eng. & Systems 2021-05-04 Saeed Habibi , Ramin Rahimi , Pourya Shamsi , Mehdi Ferdowsi

Non-availability of reliable and sustainable electric power is a major problem in the developing world. Renewable energy sources like solar are not very lucrative in the current stage due to various uncertainties like weather, storage, land…

Machine Learning · Computer Science 2017-11-13 Biswarup Bhattacharya , Abhishek Sinha