Results 11 to 20 of about 555 (246)

Incorporation of Microgrid Technology Solutions to Reduce Power Loss in a Distribution Network with Elimination of Inefficient Power Conversion Strategies [PDF]

open access: yes, 2021
The increase in energy-efficient DC appliances and electronic gadgets has led to an upheaval in the usage of AC–DC power convertors; hence, power loss in converter devices is cumulatively increasing.
Lucian Mihet-Popa   +7 more
core   +1 more source

Comparación de flujos de potencia óptimos para redes AC/DC con penetración de recursos energéticos distribuidos considerando incertidumbre

open access: yes, 2023
En este proyecto de grado, se proponen cuatro novedosas metodologías que resuelven el problema del flujo de potencia óptimo unificado en una red híbrida AC/DC, teniendo en cuenta la presencia de sistemas de baterías y generación distribuida (GD).
Suárez Córdoba, Santiago
core   +1 more source

Minimal switching of multiple input multilevel output DC-DC converter

open access: yes, 2021
This paper proposes a minimal switching multiple input multilevel output (MS-MIMLO) DC-DC converter. Minimizing the cost of operation is an utmost priority of any electric circuit design.
Hur Jedi   +5 more
core   +1 more source

New cascaded multilevel inverter with series connection of novel capacitor based basic units

open access: yesIET Power Electronics, 2023
This research proposes a novel multilevel inverter based on a new capacitor basic unit. Four capacitors are deployed in this unit to provide both even and odd voltage levels.
Sara Laali, Reza Nasiri‐Zarandi
doaj   +1 more source

Multipulse improved-power-quality AC–DC convertors for vector-controlled induction-motor drives

open access: yes, 2006
The paper deals with polygon autotransformer-based 12-pulse and 18-pulse AC-DC convertors feeding vector-controlled induction-motor drives (VCIMDs) for improving power quality at the point of common coupling (PCC).
Singh, B., Garg, V., Bhuvaneswari, G.
core   +1 more source

Formulation of the energy-storage factor for isolated power convertors using integrated magnetics

open access: yes, 2005
The energy storage in energy-storage components is examined for isolated power convertors. In addition to the basic convertors such as the flyback and forward, the paper also develops the analysis for the various isolated versions of power convertors as ...
Cheng, KWE, Lu, Y, K.W.E. Cheng, Y. Lu
core   +1 more source

Design and implementation of flyback converter design and control of driving power supply for unmanned robot

open access: yesIET Control Theory & Applications, 2023
In accordance with the requirements of unmanned robot driving power supply for power supply reliability, strong power output, and portability, this paper introduces a design scheme for unmanned robot driving power supply on the basis of a flyback ...
Lingfeng Meng   +6 more
doaj   +1 more source

PWM ZCS DC Motor Drive and DC Power Supply

open access: yes, 2011
Following the extension and increase in capacity of power electronic elements, many convertors with special applications have been designed. Convertors such as rectifiers, AC and DC power supplies, AC and DC drivers and so on. At present, optimization of
Montazeri, Bardia; Department of Electrical Engineering, Islamic Azad University, Iran
core   +1 more source

Variable weight coefficient MPC control strategy for qZSI‐VSG wind power grid‐connected system

open access: yesIET Renewable Power Generation, 2023
Quasi‐Z source inverters (qZSI) can overcome the disadvantages of conventional wind power systems, because of achieving the balanced DC‐link voltage by using its boost ability. The majority of currently used control methods for conventional inverters are
Yang Zhang   +3 more
doaj   +1 more source

Active elimination of DC bias current of a SiC based dual active bridge by controlling the dead time period

open access: yesIET Power Electronics
Dual active bridge (DAB) is an isolated DC‐DC converter gaining wider attention in power electronics applications. The high frequency (HF) transformer is an integral part of the DAB which is prone to saturation.
Ganesan Perumal   +2 more
doaj   +1 more source

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