Results 11 to 20 of about 4,270 (201)

Phasor Measurement Unit Assisted Inverter—A Novel Approach for DC Microgrids Performance Enhancement

open access: yesElectricity, 2021
DC microgrids are set to change the landscape of future energy markets. However, a wide-scale deployment faces three major issues: initial synchronization of microgrid with the utility grid, slip management during its operation, and mitigation of ...
Raziq Yaqub
doaj   +1 more source

Generative Adversarial Networks-Based Synthetic PMU Data Creation for Improved Event Classification

open access: yesIEEE Open Access Journal of Power and Energy, 2021
A two-stage machine learning-based approach for creating synthetic phasor measurement unit (PMU) data is proposed in this article. This approach leverages generative adversarial networks (GAN) in data generation and incorporates neural ordinary ...
Xiangtian Zheng   +3 more
doaj   +1 more source

PMU abnormal data identification algorithm based on stream clustering

open access: yes电力工程技术, 2023
In order to ensure the accurate application of the data collected by the phasor measurement unit (PMU), it is necessary to eliminate the abnormal data in its measured values.
DENG Xiaoyu   +5 more
doaj   +1 more source

Improved BPSO for optimal PMU placement [PDF]

open access: yes, 2015
Optimal phasor measurement unit (PMU) placement involves the process of minimizing the number of PMU needed while ensuring entire power system network completely observable.
Rahman, NHA, Theodoridis, M, Zobaa, AF
core   +1 more source

Performance evaluation of MPLS-enabled communications infrastructure for wide area monitoring systems [PDF]

open access: yes, 2015
In order to obtain the transient power system measurement information, Wide Area Monitoring Systems (WAMS) should be able to collect Phasor Measurement Unit (PMU) data in a timely manner.
Ashton, PM   +3 more
core   +1 more source

Penempatan Phasor Measurement Unit untuk Menentukan Prediksi Margin Kestabilan Tegangan

open access: yesJurnal Nasional Teknik Elektro dan Teknologi Informasi, 2019
The development of power system in new transmission and generation facilities has burdened the power system more than before. As a consequence, many power systems are facing voltage problems which will lead to voltage instability.
Levin Halim   +2 more
doaj   +1 more source

Voltage Stability Index Calculation by Hybrid State Estimation Based on Multi Objective Optimal Phasor Measurement Unit Placement

open access: yesEnergies, 2019
Operation of a power system close to the voltage stability limit due to increasing of load demand and limited power sources may result in disastrous economic loss with voltage collapse of the entire power system.
Yoshiaki Matsukawa   +3 more
doaj   +1 more source

Performance Analysis of Generator Dynamic State Estimation under Uncertain Measurement

open access: yesZhongguo dianli, 2020
Random errors are unavoidable in phasor measurement unit (PMU), and the PMU measurement data may be uncertain in actual power system, such as delay, reordering or even missing.
Jingbo ZHAO   +5 more
doaj   +1 more source

Optimal PMU Placement for Power System Dynamic State Estimation by Using Empirical Observability Gramian [PDF]

open access: yes, 2014
In this paper the empirical observability Gramian calculated around the operating region of a power system is used to quantify the degree of observability of the system states under specific phasor measurement unit (PMU) placement.
Kang, Wei, Qi, Junjian, Sun, Kai
core   +3 more sources

Phasor measurement units, WAMS, and their applications in protection and control of power systems

open access: yesJournal of Modern Power Systems and Clean Energy, 2018
The paper provides a short history of the phasor measurement unit (PMU) concept. The origin of PMU is traced to the work on developing computer based distance relay using symmetrical component theory.
Arun G. PHADKE, Tianshu BI
doaj   +1 more source

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