Results 11 to 20 of about 55,713 (240)

An Optimal PMU Placement With Reliable Zero Injection Observation

IEEE Access, 2018
Zero injection (ZI) is an inherent characteristic of a power grid. The effect of ZI (ZI effect) is usually utilized as an auxiliary measurement termed ZI observation for simplification. We discover that the ZI observation can transmit. The reliability of
Chengchao Lu, Zhongjie Wang, Ming Ma, Runjie Shen, Yang Yu   +4 more
doaj   +2 more sources

Optimal PMU Placement to Enhance Observability in Transmission Networks Using ILP and Degree of Centrality

Energies
The optimal PMU placement problem is placing the minimum number of PMUs in the network to ensure complete network observability. It is an NP-complete optimization problem.
Muhammad Musadiq Ahmed, Muhammad Amjad, Muhammad Ali Qureshi, Muhammad Omer Khan, Zunaib Maqsood Haider   +4 more
doaj   +2 more sources

Optimal Placement of PMU to Enhance Supervised Learning-Based Pseudo-Measurement Modelling Accuracy in Distribution Network

Energies, 2021
This paper introduces a framework for optimal placement (OP) of phasor measurement units (PMUs) using metaheuristic algorithms in a distribution network.
Kyung-Yong Lee, Jung-Sung Park, Yun-Su Kim   +2 more
doaj   +1 more source

Evaluating Performance of a Linear Hybrid State Estimator Utilizing Measurements From RTUs and Optimally Placed PMUs

IEEE Access, 2022
Synchro-phasor technology, using Phasor Measurement Unit (PMU), has improved the way power system data is collected for monitoring through state estimation.
Mercy Ndinda Kiio, Cyrus Wabuge Wekesa, Stanley Irungu Kamau   +2 more
doaj   +1 more source

Contingency-resilient PMU placement using Fuzzy Logic and Discrete Artificial Bee Colony algorithm for comprehensive network observability

e-Prime: Advances in Electrical Engineering, Electronics and Energy, 2023
In transforming traditional grid systems into intelligent and microgrid-based systems, the Phasor Measurement Units (PMUs) play a prominent role in enhancing monitoring, assessment, control, and protection by estimating voltage and current phasors ...
Vivekananda Pattanaik, Binaya Kumar Malika, Pravat Kumar Rout, Binod Kumar Sahu   +3 more
doaj   +1 more source

The impact of system nonlinearities in the problem of optimal PMU placement for power system state estimation [PDF]

E3S Web of Conferences, 2020
In PMU-based state estimation, a linear measurement model with phasors of both state variables and measurements expressed in rectangular coordinates has proven efficiency.
Khokhlov Mikhail, Pozdnyakova Olga
doaj   +1 more source

A review of the importance of synchrophasor technology, smart grid, and applications [PDF]

Bulletin of the Polish Academy of Sciences: Technical Sciences, 2022
The electrical network is a man-made complex network that makes it difficult to monitor and control the power system with traditional monitoring devices.
Maveeya Baba, Nursyarizal B.M. Nor, Aman Sheikh, Grzegorz Nowakowski, Faisal Masood, Masood Rehman, Muhammad Irfan, Ahmed Amirul Arefin, Rahul Kumar, Baba Momin   +9 more
doaj   +1 more source

Optimization of Phasor Measurement Unit Placement Using Several Proposed Case Factors for Power Network Monitoring

Energies, 2021
Recent developments in electrical power systems are concerned not only with static power flow control but also with their control during dynamic processes.
Maveeya Baba, Nursyarizal B. M. Nor, Muhammad Aman Sheikh, Abdul Momin Baba, Muhammad Irfan, Adam Glowacz, Jaroslaw Kozik, Anil Kumar   +7 more
doaj   +1 more source

Optimization method of PMU placements base on costs and risk assessments of state estimation

Energy Reports, 2023
In the context of vigorous development of new energy sources, optimizing the arrangement of phase measurement units (PMUs) is crucial to realize real-time data monitoring for distribution network (DN) condition assessment.
Weijun Lin, Qingbin Wang, Jingwei Long, Zizhuo Lian, Haoxian Liang, Zhilin Liang   +5 more
doaj   +1 more source

A Graph-Theoretic Approach for Optimal Phasor Measurement Units Placement Using Binary Firefly Algorithm

Energies, 2023
The pursuit of achieving total power network observability in smart grids using Phasor Measurement Units (PMUs) carries a significant promise of real-time Wide-Area Monitoring, Protection, and Control (WAMPAC).
Onkemetse Tshenyego, Ravi Samikannu, Bokani Mtengi, Modisa Mosalaosi, Tshiamo Sigwele   +4 more
doaj   +1 more source