Results 31 to 40 of about 979 (161)
A New Soft-Switched Three-Phase Four-Wire Shunt Active Power Filter [PDF]
Journal of Intelligent Procedures in Electrical Technology, 2010 This paper presents a new soft switched topology for losses reduction in a three-phase four-wire shunt active power filter (SAPF). The soft-switching technique not only offers a reduction in switching loss and thermal requirement, but also allows the ...
Mohammad Reza Moradian +2 more
doaj
Marketing macro environment during the pandemic Covid-19 [PDF]
, 2022 Without a doubt, COVID-19 is indeed a disease caused by a recently discovered coronavirus strain, a form of a virus known to cause human respiratory infections. On January 24, 2020, the first case of Malaysia with COVID-19 was detected.
Abu Seman, Noor Aslinda +2 more
core
Evaluation of a shunt active power filter with energy backup capability [PDF]
, 2013 This paper presents a new Shunt Active Power Filter (SAPF) that is able to compensate current power quality problems and also to serve as energy backup to the loads in case of power outages.
Afonso, João L. +6 more
core +1 more source
Comparison of current-source and voltage-source shunt active power filters for harmonic compensation and reactive power control [PDF]
, 2012 This paper presents the comparison between two three-phase Shunt Active Power Filters (SAPFs), one with Current-Source Inverter (CSI) and the other with Voltage-Source Inverter (VSI), which are used to compensate current harmonics and to ...
Afonso, João L. +5 more
core +1 more source
Model Predictive Current Control for Low-Cost Shunt Active Power Filter
CSEE Journal of Power and Energy SystemsPerformance of a three-phase shunt active power filter (SAPF) relies on the capability of the controller to track the reference current. Therefore, designing an accurate current controller is crucial to guarantee satisfactory SAPF operation.
Ali A. Abdel-Aziz +2 more
doaj +1 more source
Energies, 2018 This paper proposes a simple yet effective reference current generation algorithm based on instantaneous power pq theory to enhance mitigation performance of a three-phase three-level neutral-point-clamped (NPC) inverter-based shunt active power filter ...
Yap Hoon +3 more
doaj +1 more source
Three-phase current-source shunt active power filter with solar photovoltaic grid interface [PDF]
, 2015 This paper presents the proposal of a three phase current source shunt active power filter (CS-SAPF) with photovoltaic grid interface. The proposed system combines the compensation of reactive power and harmonics with the injection of energy from a solar
Afonso, João L. +5 more
core +1 more source
Control of a three-phase four-wire shunt-active power filter based on DC-bus energy regulation [PDF]
, 2008 This paper presents a nonconventional three-phase four-wire shunt active power filter (APF) topology controlled by using an energy approach. A general study of power terms involved in the operation of the four-wire APF is conducted in order to evidence ...
Blaabjerg, Frede +4 more
core +2 more sources
Enhanced FPGA-Based Controller for Three Phase Shunt Active Power Filter
Power Electronics and Drives, 2023 In this paper, a three-phase shunt active power filter (SAPF) controller with a fully digital implementation is presented. The main goal of this contribution is to implement a digital direct power control (DDPC) algorithm without phase-locked-loop (PLL ...
Benhamadouche Abdelouahab Djoubair +4 more
doaj +1 more source
Active and hybrid filters in medium voltage distribution power systems [PDF]
, 2010 This paper presents the design of different topologies of active power filters to compensate reactive power and harmonics in the medium voltage level of a distribution power system. One pure active filter and two hybrid topologies, are implemented.
Arnera, Patricia Liliana +3 more
core +2 more sources