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Enhancing the spatio-temporal observability of residential loads is crucial for achieving secure and efficient operations in distribution systems with increasing penetration of distributed energy resources (DERs). This paper presents a…

Systems and Control · Electrical Eng. & Systems 2019-10-08 Shanny Lin , Hao Zhu

This paper considers the low-observability state estimation problem in power distribution networks and develops a decentralized state estimation algorithm leveraging the matrix completion methodology. Matrix completion has been shown to be…

Optimization and Control · Mathematics 2019-10-14 April Sagan , Yajing Liu , Andrey Bernstein

Distribution network topology detection and state estimation in real-time are critical for modern distribution systems management and control. However, number of sensors in distribution networks are limited and communication links between…

Optimization and Control · Mathematics 2022-09-07 Zahra Soltani , Mojdeh Khorsand

Enhancing the spatio-temporal observability of distributed energy resources (DERs) is crucial for achieving secure and efficient operations in distribution grids. This paper puts forth a joint recovery framework for residential loads by…

Signal Processing · Electrical Eng. & Systems 2021-08-24 Shanny Lin , Hao Zhu

High penetration of photovoltaic (PV) generators can lead to voltage issues in distribution networks. Various approaches including the real power control through PV inverters have been proposed to address voltage issues. However, among…

Optimization and Control · Mathematics 2018-04-20 Chang Fu , Caisheng Wang , Saeed Alyami

The decarbonization of for example the energy or heat sector leads to the transformation of distribution grids. The expansion of decentralized energy resources and the integration of new consumers due to sector coupling (e.g. heat pumps or…

Systems and Control · Electrical Eng. & Systems 2023-03-15 Armin Fatemi , Franziska Tischbein , Frank Wirtz , Christin Schmoger , Stefan Dorendorf , Annika Schurtz , David Echternacht , Andreas Ulbig

In recent years, the use of Low Power Wide Area Network (LPWAN) is increasing for the Internet of Things (IoT) applications. In order to demonstrate the application of LPWAN technologies for a realistic smart metering scenario, we set-up…

Networking and Internet Architecture · Computer Science 2019-07-30 Muhammad Nouman Rafi , Muhammad Muaaz

In order to maintain security and quality of supply while supporting increased intermittent generation and electrification of heating and transport at the LV grid, the provision of flexibility in the framework of distribution grid operation…

Systems and Control · Electrical Eng. & Systems 2021-08-10 Ankur Majumdar , Omid Alizadeh-Mousavi

With the explosion of distributed energy resources (DERs), voltage regulation in distribution networks has been facing a great challenge. This paper derives an asynchronous distributed voltage control strategy based on the partial…

Systems and Control · Electrical Eng. & Systems 2019-08-20 Zhaojian Wang , Feng Liu , Yifan Su , Boyu Qin

Volt-VAR and Volt-Watt functionality in photovoltaic (PV) smart inverters provide mechanisms to ensure system voltage magnitudes and power factors remain within acceptable limits. However, these control functions can become unstable,…

Systems and Control · Electrical Eng. & Systems 2023-01-02 Daniel Arnold , Shammya Saha , Sy-Toan Ngo , Ciaran Roberts , Anna Scaglione , Nathan Johnson , Sean Peisert , David Pinney

The growing integration of distributed energy resources (DERs) in urban distribution grids raises various reliability issues due to DER's uncertain and complex behaviors. With a large-scale DER penetration, traditional outage detection…

Systems and Control · Computer Science 2018-11-15 Yizheng Liao , Yang Weng , Chin-Woo Tan , Ram Rajagopal

We propose a combined global-local control approach to regulate voltage and minimize power losses in distribution networks with high integration of distributed energy resources (DERs). Local controllers embed the fast acting proportional…

Systems and Control · Electrical Eng. & Systems 2024-09-04 Wilhiam de Carvalho , Ahmad Attarha , Hemanshu R. Pota

A nonlinear channel estimator using complex Least Square Support Vector Machines (LS-SVM) is proposed for pilot-aided OFDM system and applied to Long Term Evolution (LTE) downlink under high mobility conditions. The estimation algorithm…

Machine Learning · Computer Science 2014-12-12 Anis Charrada , Abdelaziz Samet

This work presents a topology detection method combining home smart meter information and sparse line flow measurements. The problem is formulated as a spanning tree detection problem over a graph given partial nodal and edge flow…

Systems and Control · Computer Science 2017-09-19 Raffi Avo Sevlian , Ram Rajagopal

Voltage regulation in distribution networks is challenged by increasing penetration of distributed energy resources (DERs). Thanks to advancement in power electronics, these DERs can be leveraged to regulate the grid voltage by quickly…

Optimization and Control · Mathematics 2017-07-25 Hao Jan Liu , Wei Shi , Hao Zhu

The most widely used method for monitoring Low Voltage Distribution Grids (LVDGs) is the three phase Weighted Least Squares (WLS) State Estimation (SE), which was initially developed for Medium Voltage Distribution Grids (MVDGs). This…

Signal Processing · Electrical Eng. & Systems 2018-10-10 Andreas Kotsonias , Lenos Hadjidemetriou , Markos Asprou , Elias Kyriakides

Load management is being recognized as an important option for active user participation in the energy market. Traditional load management methods usually require a centralized powerful control center and a two-way communication network…

Signal Processing · Electrical Eng. & Systems 2018-05-09 Wei Zhang , Yinliang Xu , Sisi Li , MengChu Zhou , Wenxin Liu , Ying Xu

The smart grid vision entails advanced information technology and data analytics to enhance the efficiency, sustainability, and economics of the power grid infrastructure. Aligned to this end, modern statistical learning tools are leveraged…

Machine Learning · Statistics 2015-06-17 Vassilis Kekatos , Yu Zhang , Georgios B. Giannakis

In recent years, smart meters have been widely adopted by electricity suppliers to improve the management of the smart grid system. These meters usually collect energy consumption data at a very low frequency (every 30min), enabling…

Signal Processing · Electrical Eng. & Systems 2023-05-23 Adrien Petralia , Philippe Charpentier , Paul Boniol , Themis Palpanas

This study deals with the problem of optimizing transmit power in high density heterogeneous networks. In the communication network, effective methods of allocating transmit power, in order to reduce the total transmit power, but still…

Signal Processing · Electrical Eng. & Systems 2021-12-23 Nguyen Doan Hieu , Dao Le Thu Thao , Tran Manh Hoang
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