Results 11 to 20 of about 97,586 (297)

Comprehensive Review on Detection and Classification of Power Quality Disturbances in Utility Grid With Renewable Energy Penetration

open access: yesIEEE Access, 2020
The global concern with power quality is increasing due to the penetration of renewable energy (RE) sources to cater the energy demands and meet de-carbonization targets.
Gajendra Singh Chawda   +6 more
doaj   +1 more source

Techno-economic analysis of global power quality mitigation strategy for provision of differentiated quality of supply [PDF]

open access: yes, 2018
This paper presents a comprehensive methodology for techno-economic assessment of power quality (PQ) mitigation solutions, both network-based and device-based, and proposes an optimisation-based PQ mitigation strategy for delivering differentiated PQ in ...
Jovica, Milanonic, Liao, Huilian
core   +3 more sources

Power Quality Assessment of Distorted Distribution Networks Incorporating Renewable Distributed Generation Systems Based on the Analytic Hierarchy Process

open access: yesIEEE Access, 2020
The proliferation of not only power electronics supported consumption technologies but also the expansion of the renewable-based distributed generation (DG) systems has given rise to severe power quality (PQ) phenomena in consort with the offered ...
Mohit Bajaj   +5 more
doaj   +1 more source

Scaled Conjugate-Artificial Neural Network-Based novel framework for enhancing the power quality of Grid-Tied Microgrid systems

open access: yesAlexandria Engineering Journal, 2023
The exponential increase in the dependence on electrical power by rapid industrialization and increasing population has given rise to the need of supplying electric power efficiently and with good power quality (PQ).
Gagan Kumar Sahoo   +4 more
doaj   +1 more source

A Precise Electrical Disturbance Generator for Neural Network Training with Real Level Output [PDF]

open access: yes, 2007
Power Quality is defined as the study of the quality of electric power lines. The detection and classification of the different disturbances which cause power quality problems is a difficult task which requires a high level of engineering expertise ...
García Delgado, Antonio   +3 more
core   +1 more source

Application of wavelet transform for power quality (PQ) disturbance analysis

open access: yesSecond IEE International Conference on Power Electronics, Machines and Drives, 2004
This paper presents a wavelet analysis based time-frequency technique to identify power system transients and disturbances. A mother wavelet basis function (Littlewood-Paley (L-P)) with dyadic non-overlapping frequency bands has been used. The advantage of the proposed approach is in identification of the occurrence and duration of the disturbances.
Basu, Malabika, Basu, Biswajit
openaire   +4 more sources

Compound index for power quality evaluation and benchmarking [PDF]

open access: yes, 2018
High level of delivered power quality (PQ) is becoming one of the key performance indicators for both contemporary and future power networks. The increased proliferation of converter connected generation and load in power networks, increased sensitivity ...
Abdelrahman, Sami   +2 more
core   +2 more sources

Detection and Classification of Power Quality Disturbances Using LSTM

open access: yesEngineering Proceedings, 2023
The detection and diagnosis of power quality (PQ) issues are critical topics in the electrical power system’s generation, transmission, and distribution. Nonlinear loads, power electronic converters, system malfunctions, and switching events are the most
Fatma Zohra Dekhandji   +3 more
doaj   +1 more source

Impact Evaluation of Grid-Connected PV Systems on PQ Parameters by Comparative Analysis based on Inferential Statistics

open access: yesEnergies, 2020
The intermittent injection of power and the nature of power electronic devices used for photovoltaic (PV) systems can affect the power quality (PQ) of the grid to which they are connected.
German Osma-Pinto   +3 more
doaj   +1 more source

Power quality issues and need of intelligent PQ monitoring in the smart grid environment [PDF]

open access: yes2012 47th International Universities Power Engineering Conference (UPEC), 2012
PQ issues are very much important for utilities, customers and end users and it is essential to be known by the concerned authorities or users for reduction of economic losses due to the poor PQ. The cost of poor PQ is high and rising. The paper gives insights on global economical losses due to poor PQ.
null Mohibullah, Shahedul Haque Laskar
openaire   +1 more source

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