Results 21 to 30 of about 18,501,661 (355)

VICARED: A Neural Network Based System for the Detection of Electrical Disturbances in Real Time [PDF]

open access: yes, 2005
The study of the quality of electric power lines is usually known as Power Quality. Power quality problems are increasingly due to a proliferation of equipment that is sensitive and polluting at the same time.
Elena Ortega, José Manuel   +4 more
core   +1 more source

Control Strategy for MMC Based on Super-Capacitor Energy Storage

open access: yesZhongguo dianli, 2020
In order to resolve the problems of the rapid variation of power system’s active power caused by grid-integrated renewable energy and pulsed loads, which will threaten the stability of adjacent generator units and power systems, a distributed energy ...
Lei LI, TAO Jun, Mingxing ZHU, Yuan FAN
doaj   +1 more source

Power Quality Issues of Electric Arc Furnace and their Mitigations -A Review [PDF]

open access: yes, 2017
Electrical Power quality is used to determine the health of the electrical power system that connects the consumer's devices. It is concerned with voltage quality, current quality, reliability of service, quality of power supply etc.
Singh, A. (Amarjeet)   +2 more
core   +1 more source

A multifunctional dynamic voltage restorer for power quality improvement [PDF]

open access: yes, 2018
Power quality is a major concern in electrical power systems. The power quality disturbances such as sags, swells, harmonic distortion and other interruptions have an impact on the electrical devices and machines and in severe cases can cause serious ...
Dung, Vo Tien   +2 more
core   +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

Safe Operation Area of Energy-Storage-Free Dynamic Voltage Restorer

open access: yesZhongguo dianli, 2022
Energy-storage-free dynamic voltage restorer (DVR) is a common device used to solve voltage sag problems in engineering, but its actual operation is limited by the parameters of application scenarios.
Mingxing ZHU   +3 more
doaj   +1 more source

Contribution of Airplane Engine Emissions on the Local Air Quality around Stuttgart Airport during and after COVID-19 Lockdown Measures

open access: yesAtmosphere, 2022
Air quality investigations at airports have shown that aircrafts cause a significant increase in air pollution at and around the vicinity of the airport, which can cause adverse effects on human health.
Abdul Samad   +3 more
doaj   +1 more source

Improvement in Power Quality of Matrix Converter Interfaced Wind Turbine Emulator [PDF]

open access: yes, 2018
We have seen that the nominal power of single Wind Energy Converter Systems has been steadily growing up and reaching power ratings close to 10 MW.
Jaaffery, P. S. (Prof), sen, N. (Naveen)
core   +2 more sources

The Mountainous and Plain Areas on the Northeastern Margin of the Qaidam Basin Contrast Study on Raindrop Spectrum Characteristics

open access: yesGaoyuan qixiang, 2022
Based on the rain drop size distribution (DSD) observation data at different altitudes of Zongwulong mountain on the northeast edge of Qaidam Basin from July to September 2020, the contribution of different particle size raindrop microphysical parameters,
Wang PENG   +7 more
doaj   +1 more source

Grid Integration of Offshore Wind Power: Standards, Control, Power Quality and Transmission

open access: yesIEEE Open Journal of Power Electronics
Offshore wind is expected to be a major player in the global efforts toward decarbonization, leading to exceptional changes in modern power systems. Understanding the impacts and capabilities of the relatively new and uniquely positioned assets in grids ...
Dan Wu   +6 more
semanticscholar   +1 more source

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