Results 11 to 20 of about 184,612 (304)
A New LLSC Series Quasi-Resonant Converter With Narrow Switching Frequency Variation
IEEE Access, 2020 In this paper, the FHA model including the stray capacitance is analysed. The causes of the voltage gain distortion are studied. Limiting the working frequency is an effective method to solve the voltage gain distortion problem.
Tianyu Zhu +3 more
doaj +1 more source
电力工程技术, 2022 The valve-side bushing of converter transformer bears AC-DC compound voltage, which has strict requirements on the performance and quality of the bushing.
MENG Xuan +3 more
doaj +1 more source
Intelligent Controlled Dynamic Voltage Restorer for Improving Transient Voltage Quality
IEEE Access, 2023 A dynamic voltage restorer (DVR) is developed to stabilize the three-phase load voltage under the sudden grid voltage distortion conditions, including the voltage sag, swell and unbalance.
Kuang-Hsiung Tan +2 more
doaj +1 more source
IEEE Access, 2020 With the rapid development of industrialization, the proportion of electric arc furnaces (EAF) in distribution networks is getting higher and higher. Aiming at the problem that grid voltage is distorted by a large number of arc furnace nonlinear loads ...
Lingguo Kong +4 more
doaj +1 more source
Interferometric method for determining the sum of the flexoelectric coefficients (e1+e3) in an ionic nematic material [PDF]
, 2008 The time-dependent periodic distortion profile in a nematic liquid crystal phase grating has been measured from the displacement of tilt fringes in a Mach-Zehnder interferometer.
A. A. T. Smith +5 more
core +1 more source
Sensors, 2021 Space charges are one of the main challenges facing the constantly increasing use of extruded high voltage direct current (HVDC) cables. The Pulsed Electro-Acoustic (PEA) method is one of the most common procedures for space charge measurements of ...
Guillermo Mier Escurra +3 more
doaj +1 more source
Comparison of different optimization criteria for optimal sizing of hybrid active power filters parameters [PDF]
, 2014 Praise Worthy Prize granted a permission for Brunel University London to archive this article in BURA.Harmonic distortion in power systems has increased considerably due to the increasing use of nonlinear loads in industrial firms and elsewhere.
Elmathana, KTM, Zobaa, AF
core +1 more source
Sensors, 2022 A transimpedance amplifier (TIA) based on a voltage conveyor structure designed for high gain, low noise, low distortion, and low power consumption is presented in this work.
José C. García-Montesdeoca +2 more
doaj +1 more source
A multifunctional dynamic voltage restorer for power quality improvement [PDF]
, 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
Analysis of Voltage Distortions in the Power Grid Arising from Agricultural Biogas Plant Operation
Energies, 2023 Agricultural biogas plant operations are energy sources that fit well with rural land use. The continuous increase in cattle and pigs creates the need to manage animal waste, especially slurry.
Maciej Kuboń +7 more
doaj +1 more source