Results 21 to 30 of about 8,998 (225)

Implementation of artificial neural network based controller for a five-level converter based UPQC

open access: yesAlexandria Engineering Journal, 2018
To reduce the cost and complexity of the system, ANN controller is proposed for a five-level converter based UPQC which eliminates mathematical operations such as a-b-c to d-q-0 transformation and complex controllers such as DSP’s and FPGA’s,. This paper
Sudheer Vinnakoti, Venkata Reddy Kota
doaj   +1 more source

Switching-Cell Arrays - An Alternative Design Approach in Power Conversion [PDF]

open access: yes, 2018
© 2018 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting /republishing this material for advertising or promotional purposes, creating new ...
Busquets Monge, Sergio   +1 more
core   +2 more sources

High-Efficiency NPC Multilevel Converter Using Super-Junction MOSFETs [PDF]

open access: yes, 2016
Super-junction MOSFETs exhibit low on-state resistances and low switching losses. However, the reverse recovery behavior of their intrinsic diodes and their output capacitance characteristics make their deployment in freewheeling locations challenging ...
Anthony, Philip H   +2 more
core   +5 more sources

Hybrid and modular multilevel converter designs for isolated HVDC–DC converters [PDF]

open access: yes, 2018
Efficient medium and high-voltage dc-dc conversion is critical for future dc grids. This paper proposes a hybrid multilevel dc-ac converter structure that is used as the kernel of dc-dc conversion systems.
Adam, G.P.   +4 more
core   +1 more source

Modular multilevel converter with modified half-bridge submodule and arm filter for dc transmission systems with DC fault blocking capability [PDF]

open access: yes, 2018
Although a modular multilevel converter (MMC) is universally accepted as a suitable converter topology for the high voltage dc transmission systems, its dc fault ride performance requires substantial improvement in order to be used in critical ...
Abdelsalam, Ibrahim A.   +3 more
core   +2 more sources

Study and Implementation of a Cost-Effective 3L-Active Rectifier for DC Collection in WECS [PDF]

open access: yesE3S Web of Conferences, 2019
Power electronic converters are widely used in wind energy conversion system (WECS) applications. Therefore, with the increasing manufacturing capacity of multi-MW wind generators, multi-level converters, or parallel configuration of converters are ...
Luqman Muhammad   +4 more
doaj   +1 more source

Reduced Common Mode Multilevel Inverter Strategy in Photovoltaic Systems [PDF]

open access: yesE3S Web of Conferences, 2023
Now-a-days, non-conventional energy sources are playing a vital role in the generation of electrical energy. This is due to the disadvantages in the conventional sources like pollution, non-availability of the resources, greenhouse effect.
Priyanka G.   +5 more
doaj   +1 more source

A modified modulation scheme for three-level diode-clamped matrix converter under unbalanced input conditions [PDF]

open access: yes, 2018
The three-level diode-clamped matrix converter topology has outstanding performance under ideal operating conditions. However, input disturbance can influence the waveforms at the output side of the converter due to the direct coupling between the input ...
Che, Ruyu   +8 more
core   +1 more source

Techno-economic evaluation of five-level nested neutral point clamped converter topology for transformer-less connection of high-power wind energy conversion systems

open access: yesJournal of Energy in Southern Africa, 2019
Developers and operators are interested in improving the reliability and reducing the associated costs of wind power plants (WPPs) because of the continuous increase in the power capacity of wind energy conversion systems (WECSs) and the increasing ...
Akinola A. Ajayi-Obe   +2 more
doaj   +1 more source

Comparative Study on Performance Improvement of SPWM/THIPWM based DCMLI Grid Connected DFIG [PDF]

open access: yesE3S Web of Conferences, 2020
Multi-level voltage source converter is integrated in various fields in renewable energy power generation technologies such as wind and solar sources for applications that need higher voltage and higher power.
Ahmed Hossam-Eldin A.   +3 more
doaj   +1 more source

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