Voltage Lifting Techniques for Non-Isolated DC/DC Converters

This paper presents a comprehensive review that highlights the characteristics of non-isolated step-up converters based on high boost voltage lifting techniques. The paper categorises the high boost techniques: multistage/multilevel, switched capacitor, voltage multiplier, voltage lift, switched ind...

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Main Authors: Abdulaziz Alkhaldi, Ahmad Elkhateb, David Laverty
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Electronics
Subjects:
Online Access:https://www.mdpi.com/2079-9292/12/3/718
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author Abdulaziz Alkhaldi
Ahmad Elkhateb
David Laverty
author_facet Abdulaziz Alkhaldi
Ahmad Elkhateb
David Laverty
author_sort Abdulaziz Alkhaldi
collection DOAJ
description This paper presents a comprehensive review that highlights the characteristics of non-isolated step-up converters based on high boost voltage lifting techniques. The paper categorises the high boost techniques: multistage/multilevel, switched capacitor, voltage multiplier, voltage lift, switched inductor and magnetic coupling. The paper also discusses in detail the advantages and disadvantages for each category such as cost, complexity, power density, reliability and efficiency. The number of passive and active components, voltage gain, voltage stress, switching frequency, efficiency and power rating are also compared. Although the paper considers coupling inductors in the context of the non-isolated converter, the focus of the entire article is on the non-isolated high voltage step-up techniques. The key contribution in this paper is the review of high boosting techniques rather than the DC /DC converters. This allows divergence of new ideas and new power converters that will help provide highly efficient and flexible power converters for several applications where the sending end voltage is very low as photovoltaic systems. In addition, many applications and control techniques of DC/DC converters are summarised in this paper.
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spelling doaj.art-6e9881a4449b4838bbe40a6997aedda52023-11-16T16:30:29ZengMDPI AGElectronics2079-92922023-02-0112371810.3390/electronics12030718Voltage Lifting Techniques for Non-Isolated DC/DC ConvertersAbdulaziz Alkhaldi0Ahmad Elkhateb1David Laverty2School of Electronics, Electrical Engineering and Computer Science (EEECS), Queen’s University, Belfast BT9 5AH, UKSchool of Electronics, Electrical Engineering and Computer Science (EEECS), Queen’s University, Belfast BT9 5AH, UKSchool of Electronics, Electrical Engineering and Computer Science (EEECS), Queen’s University, Belfast BT9 5AH, UKThis paper presents a comprehensive review that highlights the characteristics of non-isolated step-up converters based on high boost voltage lifting techniques. The paper categorises the high boost techniques: multistage/multilevel, switched capacitor, voltage multiplier, voltage lift, switched inductor and magnetic coupling. The paper also discusses in detail the advantages and disadvantages for each category such as cost, complexity, power density, reliability and efficiency. The number of passive and active components, voltage gain, voltage stress, switching frequency, efficiency and power rating are also compared. Although the paper considers coupling inductors in the context of the non-isolated converter, the focus of the entire article is on the non-isolated high voltage step-up techniques. The key contribution in this paper is the review of high boosting techniques rather than the DC /DC converters. This allows divergence of new ideas and new power converters that will help provide highly efficient and flexible power converters for several applications where the sending end voltage is very low as photovoltaic systems. In addition, many applications and control techniques of DC/DC converters are summarised in this paper.https://www.mdpi.com/2079-9292/12/3/718high voltage gainDC/DC converterstep-up techniquesrenewable energy
spellingShingle Abdulaziz Alkhaldi
Ahmad Elkhateb
David Laverty
Voltage Lifting Techniques for Non-Isolated DC/DC Converters
Electronics
high voltage gain
DC/DC converter
step-up techniques
renewable energy
title Voltage Lifting Techniques for Non-Isolated DC/DC Converters
title_full Voltage Lifting Techniques for Non-Isolated DC/DC Converters
title_fullStr Voltage Lifting Techniques for Non-Isolated DC/DC Converters
title_full_unstemmed Voltage Lifting Techniques for Non-Isolated DC/DC Converters
title_short Voltage Lifting Techniques for Non-Isolated DC/DC Converters
title_sort voltage lifting techniques for non isolated dc dc converters
topic high voltage gain
DC/DC converter
step-up techniques
renewable energy
url https://www.mdpi.com/2079-9292/12/3/718
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AT ahmadelkhateb voltageliftingtechniquesfornonisolateddcdcconverters
AT davidlaverty voltageliftingtechniquesfornonisolateddcdcconverters