Articles with "var control" as a keyword



Hierarchical optimisation strategy for energy scheduling and volt/var control in autonomous clusters of microgrids

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Published in 2019 at "IET Renewable Power Generation"

DOI: 10.1049/iet-rpg.2019.0357

Abstract: This study proposes a hierarchical optimisation strategy for the energy dispatch and volt/var control problem of a photovoltaic-battery microgrid cluster (MGC) operating autonomously. The proposed approach takes advantage of the decentralised control architecture existing in… read more here.

Keywords: var control; strategy; power; optimisation strategy ... See more keywords

Synergistic Hierarchical Bi-Level Optimization of Demand Response Programs and Smart Inverter Volt/Var Control for Maximizing Hosting Capacity of Power Systems With Renewable-Based Distributed Generators

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Published in 2025 at "IEEE Access"

DOI: 10.1109/access.2025.3530557

Abstract: Renewable-based distributed generation (DG) offers economic and environmental benefits, but integrating it into the distribution network (DN) poses technical challenges. Hosting capacity (HC) defines the maximum amount of DG that can be safely integrated into… read more here.

Keywords: level; volt var; hosting capacity; var control ... See more keywords

Robust Volt/VAr Control With Photovoltaics

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Published in 2019 at "IEEE Transactions on Power Systems"

DOI: 10.1109/tpwrs.2018.2890767

Abstract: The new IEEE 1547-2018 standard includes dynamic Volt/VAr control for photovoltaic (PV) smart inverters. While recent research has addressed the problem of optimal inverter dispatch, the interaction between inverters and the classical Volt/VAr control (VVC)… read more here.

Keywords: var control; reactive power; power; volt var ... See more keywords

A Machine Learning-Assisted Distributed Optimization Method for Inverter-Based Volt-VAR Control in Active Distribution Networks

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Published in 2024 at "IEEE Transactions on Power Systems"

DOI: 10.1109/tpwrs.2023.3279303

Abstract: The number of smart inverters in active distribution networks is growing rapidly, making it challenging to realize a fast, distributed Volt/Var control (VVC). This work proposes a machine learning-assisted distributed algorithm to accelerate the solution… read more here.

Keywords: method; distribution; distribution networks; volt var ... See more keywords

Spatial-Temporal Coordinated Volt/VAR Control for Active Distribution Systems

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Published in 2024 at "IEEE Transactions on Power Systems"

DOI: 10.1109/tpwrs.2024.3370935

Abstract: Massive integration of distributed generators with inherently high intermittency and volatility leads to frequent voltage violations. Thus, an appropriate voltage/Var control (VVC) is essential for the secure and economic operation of distribution systems. The increasing… read more here.

Keywords: distribution; temporal coordinated; voltage; distribution systems ... See more keywords

Multi-Objective and Multi-Agent Deep Reinforcement Learning for Real-Time Decentralized Volt/VAR Control of Distribution Networks Considering PV Inverter Lifetime

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Published in 2025 at "IEEE Transactions on Power Systems"

DOI: 10.1109/tpwrs.2024.3452154

Abstract: PV inverters can provide prompt and flexible reactive power support to voltage/var control (VVC) of distribution networks, but their lifetime can be significantly reduced due to additional reactive power output. To balance the conflict between… read more here.

Keywords: multi objective; var control; inverter lifetime; distribution ... See more keywords

Incremental Volt/Var Control for Distribution Networks via Chance-Constrained Optimization

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Published in 2024 at "IEEE Transactions on Power Systems"

DOI: 10.1109/tpwrs.2025.3569572

Abstract: This paper considers an incremental Volt/Var control scheme for distribution systems with high integration of inverter-interfaced distributed generation (such as photovoltaic systems). The incremental Volt/Var controller is implemented with the objective of minimizing reactive power… read more here.

Keywords: incremental volt; chance constrained; var control; volt var ... See more keywords

Real-Time Coordination of Dynamic Network Reconfiguration and Volt-VAR Control in Active Distribution Network: A Graph-Aware Deep Reinforcement Learning Approach

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Published in 2024 at "IEEE Transactions on Smart Grid"

DOI: 10.1109/tsg.2023.3324474

Abstract: Dynamic network reconfiguration (DNR) and volt-VAR control (VVC) are widely used techniques for the secure and economic operation of active distribution networks (ADNs). Their significance is rising unprecedently due to the increasing integration of renewables… read more here.

Keywords: dynamic network; volt var; network reconfiguration; network ... See more keywords

Distribution Network Expansion-Friendly Adaptive Deep Reinforcement Learning for Inverter-Based Volt-Var Control

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Published in 2025 at "IEEE Transactions on Smart Grid"

DOI: 10.1109/tsg.2025.3564105

Abstract: In recent years, in response to the challenges posed by the volatility and uncertainty of increasing renewable energy sources (RESs), numerous studies have emerged on inverter-based Volt-Var control (VVC) using data-driven deep reinforcement learning (DRL)… read more here.

Keywords: inverter based; based volt; volt var; expansion ... See more keywords

Economic Evaluation of Smart PV Inverters with a Three-Operation-Phase Watt-Var Control Scheme for Enhancing PV Penetration in Distribution Systems in Taiwan

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Published in 2018 at "Applied Sciences"

DOI: 10.3390/app8060995

Abstract: The paper presents an economic evaluation, including a cost-benefit analysis and a sensitivity analysis, of smart photovoltaic (PV) inverters with a novel Watt-Var control scheme for enhancing PV penetration in distribution systems in Taiwan. The… read more here.

Keywords: var control; watt var; distribution systems; penetration distribution ... See more keywords