Results 11 to 20 of about 45,384 (315)

Design and Implementation of the Bidirectional DC-DC Converter with Rapid Energy Conversion

open access: yesEnergies, 2022
The bidirectional DC-DC converters are widely used in the energy storage system (ESS) and DC distribution system. The power capacity is limited when the converter is operated with smooth power transfer. In addition, the directions of the inductor current
Bing-Zhang Chen   +3 more
doaj   +1 more source

On factors affecting EMI-performance of conducted-noise-mitigating digital controllers in DC-DC converters—an experimental investigation [PDF]

open access: yes, 2010
This paper investigates several factors affecting EMI-performance of digital controllers targeted at conducted-noise reduction in dc-dc converters.
Gamal M. Dousoky   +5 more
core   +1 more source

Coordination Control of Power Flow Controller and Hybrid DC Circuit Breaker in MVDC Distribution Networks

open access: yesJournal of Modern Power Systems and Clean Energy, 2021
The two main challenges of medium voltage direct current (MVDC) distribution network are the flexible control of power flow (PF) and fault protection. In this paper, the power flow controller (PFC) is introduced to regulate the PF and inhibit the fault ...
Jianquan Liao   +5 more
doaj   +1 more source

Comparison of DC-DC converters for solar power conversion system

open access: yesIndonesian Journal of Electrical Engineering and Computer Science, 2022
This paper covers the comparison between four different DC-DC converters for solar power conversion. The four converters are buck converter, buck-boost converter, boost converter, and noninverting buck-boost converter. An MPPT algorithm is designed to calculate battery voltage, current of PV array, the voltage of PV array, power of PV array, output ...
Debani Prasad Mishra   +2 more
openaire   +1 more source

A novel digital PID controlled dc-dc converter [PDF]

open access: yes, 2010
This paper presents the relationship between the dynamic characteristics and sampling frequency of digitally controlled dc-dc converter with a novel control method. In the proposed method, the calculation process of P and I-D controls is parallel.
Tanaka, Toru   +15 more
core   +1 more source

Two-Stage Inverter Based on Combination of High Gain DC-DC Converter and Five-Level Inverter for PV-Battery Energy Conversion [PDF]

open access: yesJournal of Operation and Automation in Power Engineering, 2018
This paper proposes a new two-stage inverter based on transformer-less high gain DC-DC converter for energy conversion of a photovoltaic system. The designed system consists of a high gain DC-DC converter cascaded with a three-phase inverter.
R. Esmaeilzadeh, A. Ajami, M. R. Banaei
doaj   +1 more source

Design of a High-Efficiency DC-DC Boost Converter for RF Energy Harvesting IoT Sensors

open access: yesSensors, 2022
In this paper, an optimal design of a high-efficiency DC-DC boost converter is proposed for RF energy harvesting Internet of Things (IoT) sensors. Since the output DC voltage of the RF-DC rectifier for RF energy harvesting varies considerably depending ...
Juntae Kim, Ickjin Kwon
doaj   +1 more source

Power Conversion Interface for a Small-Capacity Photovoltaic Power Generation System

open access: yesEnergies, 2023
A power conversion interface for a small-capacity photovoltaic power generation system (PPGS) is proposed in this paper. The proposed power conversion interface is composed of a DC–DC converter (DDC), a battery pack and a buck–boost inverter (BBI).
Jinn-Chang Wu   +2 more
doaj   +1 more source

A Review on Transformerless Step-Up Single-Phase Inverters with Different DC-Link Voltage for Photovoltaic Applications

open access: yesEnergies, 2019
Photovoltaic (PV) energy has been competitive in power generation as an alternative to fossil energy resources over the past decades. The installation of grid-connected solar energy systems is expected to increase rapidly with the fast development of the
Wenjie Liu   +3 more
doaj   +1 more source

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