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Large-scale blackouts that have occurred in the past few decades have necessitated the need to do extensive research in the field of grid security assessment. With the aid of synchrophasor technology, which uses phasor measurement unit…

系统与控制 · 电气工程与系统科学 2019-09-11 Anubhav Nath , Reetam Sen Biswas , Anamitra Pal

Phasor Measurement Units (PMUs) convert high-speed waveform data into low-speed phasor data, which are fundamental to wide-area monitoring and control in power systems, with oscillation detection and localization among their most prominent…

信号处理 · 电气工程与系统科学 2026-01-23 Bowen Ou , Bin Wang , Slava Maslennikov , Hanchao Liu , Jim Follum

With the continued deployment of synchronized Phasor Measurement Units (PMUs), high sample rate data are rapidly increasing the real time observability of power systems. Prior research has shown that the statistics of these data can provide…

系统与控制 · 计算机科学 2018-05-11 Samuel Chevalier , Paul D. H. Hines

This paper introduces pmuGE (phasor measurement unit Generator of Events), one of the first data-driven generative model for power system event data. We have trained this model on thousands of actual events and created a dataset denoted…

系统与控制 · 电气工程与系统科学 2022-10-26 Brandon Foggo , Koji Yamashita , Nanpeng Yu

To provide real-time visibility of physics-based states, phasor measurement units (PMUs) are deployed throughout power networks. PMU data enable real-time grid monitoring and control -- and are essential in transitioning to smarter grids.…

系统与控制 · 电气工程与系统科学 2024-10-23 Mohamad H. Kazma , Ahmad F. Taha

Phasor measurement units (PMUs) can be effectively utilized for the monitoring and control of the power grid. As the cyber-world becomes increasingly embedded into power grids, the risks of this inevitable evolution become serious. In this…

系统与控制 · 计算机科学 2016-05-23 Ahmad F. Taha , Junjian Qi , Jianhui Wang , Jitesh H. Panchal

Dynamic state and parameter estimation methods for dynamic security assessment in power systems are becoming increasingly important for system operators. Usually, the data used for this type of applications stems from phasor measurement…

系统与控制 · 电气工程与系统科学 2022-09-01 Nicolai Lorenz-Meyer , René Suchantke , Johannes Schiffer

The phasor measurement unit (PMU) placement problem is revisited by taking into account a stronger characterization of the electrical connectedness between various buses in the grid. To facilitate this study, the placement problem is…

系统与控制 · 计算机科学 2015-05-19 K. G. Nagananda , Shalinee Kishore , Rick S. Blum

Having actual models for power system components (such as generators and loads or auxiliary equipment) is vital to correctly assess the power system operating state and to establish stability margins. However, power system operators often…

信号处理 · 电气工程与系统科学 2020-01-22 Artem Mikhalev , Alexander Emchinov , Samuel Chevalier , Yury Maximov , Petr Vorobev

The analogous deployment of phase measurement units (PMUs), the increase of data quantum and the deregulation of energy market, all call for the robust state evaluation in large scale power systems. Implementing model based estimators is…

应用统计 · 统计学 2017-06-23 Lei Chu , Robert Qiu , Xing He , Zenan Ling , Yadong Liu

The use of phasor angle measurements provided by phasor measurement units (PMUs) in fault detection is regarded as a promising method in identifying locations of power line outages. However, communication errors or system malfunctions may…

系统与控制 · 计算机科学 2016-11-17 Wen-Tai Li , Chao-Kai Wen , Jung-Chieh Chen , Kai-Kit Wong , Jen-Hao Teng , Chau Yuen

The Phasor Measurement Unit (PMU) is an important metering device for smart grid. Like any other Intelligent Electronic Device (IED), PMUs are prone to various types of cyberattacks. However, one form of attack is unique to the PMU, the…

系统与控制 · 电气工程与系统科学 2023-09-14 Imtiaj Khan , Virgilio Centeno

Micro-Phasor Measurement Units (u-PMUs) are devices that permit monitoring voltage and current in the distribution grid with high accuracy, thus enabling a wide range of smart grid applications, such as state estimation, protection and…

网络与互联网体系结构 · 计算机科学 2022-07-12 Sureel Shah , Sayan Koley , Filippo Malandra

Recent work on complex networks compared the topological and electrical structures of the power grid, taking into account the underlying physical laws that govern the electrical connectivity between various components in the network. A…

系统与控制 · 计算机科学 2013-09-06 K. G. Nagananda

Deep learning has emerged as an effective solution for addressing the challenges of short-term voltage stability assessment (STVSA) in power systems. However, existing deep learning-based STVSA approaches face limitations in adapting to…

机器学习 · 计算机科学 2023-09-21 Yang Li , Shitu Zhang , Yuanzheng Li , Jiting Cao , Shuyue Jia

A large-scale deployment of phasor measurement units (PMUs) that reveal the inherent physical laws of power systems from a data perspective enables an enhanced awareness of power system operation. However, the high-granularity and…

信号处理 · 电气工程与系统科学 2022-07-26 Yuxuan Yuan , Yifei Guo , Kaveh Dehghanpour , Zhaoyu Wang , Yanchao Wang

Distribution systems of the future smart grid require enhancements to the reliability of distribution system state estimation (DSSE) in the face of low measurement redundancy, unsynchronized measurements, and dynamic load profiles. Micro…

系统与控制 · 电气工程与系统科学 2024-10-28 Austin Cooper , Arturo Bretas , Sean Meyn , Newton G. Bretas

Integration of intermittent renewable energy sources in modern power systems is increasing very fast. Replacement of synchronous generators with zero-to-low variable renewables substantially decreases the system inertia. In a large system,…

信号处理 · 电气工程与系统科学 2020-06-23 Mingjian Tuo , Xingpeng Li

Mechanisms for generating differentially private synthetic data based on marginals and graphical models have been successful in a wide range of settings. However, one limitation of these methods is their inability to incorporate public…

机器学习 · 计算机科学 2024-03-13 Miguel Fuentes , Brett Mullins , Ryan McKenna , Gerome Miklau , Daniel Sheldon

Phasor measurement units (PMUs) are being widely installed on power systems, providing a unique opportunity to enhance wide-area situational awareness. One essential application is the use of PMU data for real-time event identification.…

信号处理 · 电气工程与系统科学 2022-08-02 Yuxuan Yuan , Zhaoyu Wang , Yanchao Wang