Results 21 to 30 of about 41,623 (225)

UPFC converter-level control system using internally calculated system quantities for decoupling

open access: yesInternational Journal of Electrical Power & Energy Systems, 2003
The paper presents a Unified power flow controller (UPFC) converter-level control system which enables the device to track the changes in reference values of the active and reactive power flow through the transmission line, and of the reactive power exchange with the shunt branch.
I. Papič, P. Žunko
openaire   +1 more source

Design of SiC-Si Hybrid Interleaved 3-Phase 5-Level E-Type Back-to-Back Converter

open access: yesIEEE Open Journal of Power Electronics, 2023
In modern applications, such as variable frequency electric drives, aircraft propulsion, electric vehicles, and uninterruptible power supply units, high power-dense, and efficient AC-AC power converters are the key to reducing power losses, thus limiting
Marco di Benedetto   +2 more
doaj   +1 more source

Design and Control of a 13.2 kV/10 kVA Single-Phase Solid-State-Transformer with 1.7 kV SiC Devices

open access: yesEnergies, 2018
This paper describes the power stage design, control, and performance evaluation of a 13.2 kV/10 kVA solid-state-transformer (SST) for a power distribution system.
Jeong-Woo Lim   +3 more
doaj   +1 more source

Three-Phase Hybrid Converter With Simultaneous DC and AC Outputs

open access: yesIEEE Access, 2023
A novel topology of three-phase hybrid converter (TP-HC) which can supply simultaneously both DC and AC loads is presented. This topology is obtained by adding three switches to T-type three-level inverter.
Rutian Wang, Xuedong Wu, Xiuyun Wang
doaj   +1 more source

A Three-Level Dual-Active-Bridge Converter With Blocking Capacitors for Bidirectional Electric Vehicle Charger

open access: yesIEEE Access, 2019
In order to solve the considerable issues of air pollution, climate warming and fossil energy shortage, many governments around the world have formulated policies to encourage the development of electric vehicles over the past decade. This paper proposes
Yang Xuan   +4 more
doaj   +1 more source

A novel three-level optical storage machine based on grid frequency control

open access: yesXi'an Gongcheng Daxue xuebao, 2023
Due to the fluctuation of PV power, it is difficult to keep the active power of the PV grid-connected inverter constant. To address the above problems, this paper proposed a new three-level integrated photovoltaic storage machine consisting of a T-type ...
WANG Gang   +6 more
doaj   +1 more source

Analysis of high-frequency interference characteristics of UHVDC converters

open access: yesThe Journal of Engineering, 2018
The converter is the main component of the converter station and the main noise source of the PLC interference. The accurate modelling of the high-frequency characteristics of the converter is the foundation for the design of the ± 1100 kV UHVDC PLC ...
Chaonan Ying, Zheng Xu, Chenxi Luo
doaj   +1 more source

A Hybrid-Bridge-Based Dual Active Bridge Converter With Reduced Device Count

open access: yesIEEE Open Journal of Power Electronics, 2022
In this paper, a hybrid-bridge-based dual-active-bridge (DAB) converter with a three-level (TL) half-bridge and a two-level full-bridge is proposed, which can be utilized to interface the medium voltage and low voltage DC.
Jiahui Wu   +4 more
doaj   +1 more source

Simulasi dan Analisa Performansi Buck Converter Dengan Pengendali Dua Derajat Kebebasan

open access: yesJurnal Nasional Teknik Elektro, 2018
DC power supply are commonly used to convert DC voltage level to another level. One type of DC power supply is a buck converter that is used to lower a voltage level. In order to have a proper feedback of voltage output in buck converter system, it will
Heru Dibyo Laksono   +2 more
doaj   +3 more sources

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

Home - About - Disclaimer - Privacy