Results 41 to 50 of about 521 (101)

Distribution System State Estimation in the Presence of High Solar Penetration

open access: yes, 2019
Low-to-medium voltage distribution networks are experiencing rising levels of distributed energy resources, including renewable generation, along with improved sensing, communication, and automation infrastructure.
Kundu, Soumya   +4 more
core   +1 more source

Distribution system state estimation-a step towards smart grid [PDF]

open access: yes, 2018
State estimation (SE) is well-established at the transmission system level of the electricity grid, where it has been in use for the last few decades and is a most vital component of energy management systems employed in the monitoring and control ...
Ahmad, Fiaz   +5 more
core   +1 more source

More Accurate Measurement Modeling to Improve the Performance of Distribution System State Estimation

open access: yesIEEE Access
Distribution system state estimation (DSSE) has been developed for real-time monitoring of distribution systems. As a weighted least square (WLS) based method, DSSE relies on measurement variances to properly weigh the reduction of the measurement ...
Ken Crawford, Mesut E. Baran
doaj   +1 more source

State Estimation in Power Distribution Grids Using Deep Unfolding

open access: yesIEEE Access
The power distribution network has undergone significant changes in recent years, primarily due to the integration of renewable energy sources and electric vehicles.
Biswajeet Rout   +1 more
doaj   +1 more source

Smart Meter Measurement-Based State Estimation for Monitoring of Low-Voltage Distribution Grids [PDF]

open access: yes, 2020
The installation of smart meters at customer premises provides opportunities for the monitoring of distribution grids. This paper addresses the problem of improving the observability of low-voltage distribution grids using smart metering infrastructure ...
Iov, Florin, Nainar, Karthikeyan
core   +1 more source

Hybrid State Estimation for Distribution Systems With AMI and SCADA Measurements

open access: yesIEEE Access, 2019
The number of real-time supervisory control and data acquisition (SCADA) measurements in power distribution systems is scarce. This limits the reliability of state estimation (SE) results for distribution systems.
Manyun Huang   +3 more
doaj   +1 more source

State Estimation in Power Distribution Network Operation

open access: yes, 2009
The majority of power distribution networks were planned, designed and built as a passive but reliable link between the bulk power transmission point and the in- dividual customer.
Singh, Ravindra, Singh, Ravindra
core   +1 more source

A Resilient Deep Learning Approach for State Estimation in Distribution Grids With Distributed Generation

open access: yesInternational Transactions on Electrical Energy Systems
State estimation is a challenging problem, particularly in distribution grids that have unique characteristics compared with transmission grids. Conventional methods that solve the state estimation problem at the transmission level require the grid to be
Ronald Kfouri, Harag Margossian
doaj   +1 more source

A Statistical Approach for Distribution System State Estimation

open access: yesTurkish Journal of Electrical Power and Energy Systems
Power system state estimation is a useful technique that enables the system to be monitored when sufficient measurements are not available. Although it has been practiced for a long time, distribution system state estimation (DSSE) is still challenging ...
Ibrahim Gursu Tekdemir
doaj   +1 more source

Real Time Distribution System State Estimation Based On Interior Point Method [PDF]

open access: yes, 2014
This approach for a three-phase Distribution System State Estimator (DSSE) considers all the analog measurements including voltage and current measurements, active and reactivepower measurements, as well as historical load-information.The estimation of ...
Dzafic, Izudin, Huseinagic, Indira
core   +2 more sources

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