Design, analysis and implementation of a new three‐port DC‐DC converter with bidirectional capability

Abstract The proposed converter here is a dual‐input DC‐DC converter with bidirectional power flow. One of the inputs is unidirectional, while the other is a bidirectional port for a battery. The proposed converter can combine two alternating sources with different characteristics. The demanded powe...

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Main Authors: Tohid Jalilzadeh, Naghi Rostami, Ebrahim Babaei, Seyed Hossein Hosseini
Format: Article
Language:English
Published: Wiley 2021-11-01
Series:IET Power Electronics
Subjects:
Online Access:https://doi.org/10.1049/pel2.12196
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author Tohid Jalilzadeh
Naghi Rostami
Ebrahim Babaei
Seyed Hossein Hosseini
author_facet Tohid Jalilzadeh
Naghi Rostami
Ebrahim Babaei
Seyed Hossein Hosseini
author_sort Tohid Jalilzadeh
collection DOAJ
description Abstract The proposed converter here is a dual‐input DC‐DC converter with bidirectional power flow. One of the inputs is unidirectional, while the other is a bidirectional port for a battery. The proposed converter can combine two alternating sources with different characteristics. The demanded power of the load can be provided by each input source individually or simultaneously. What is more, the unidirectional port can charge the battery as well as power the output load. Due to the bidirectional capability, the energy returned from the output can be stored in the battery which is suitable for electric vehicle (EV) applications. Step‐up capability, the low voltage stress on semiconductors, and the smaller number of passive elements are the other advantages of the converter. Depending on the battery usage status, four different operation scenarios are defined in the proposed converter. The converter operation is described in each scenario and the mathematical analysis is presented. Based on these, the experimental prototype is conducted to verify the characteristics and feasibilities of the converter.
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spelling doaj.art-6828a75e654e4d439b3217ad01a166b62022-12-22T03:28:36ZengWileyIET Power Electronics1755-45351755-45432021-11-0114152490250610.1049/pel2.12196Design, analysis and implementation of a new three‐port DC‐DC converter with bidirectional capabilityTohid Jalilzadeh0Naghi Rostami1Ebrahim Babaei2Seyed Hossein Hosseini3Faculty of Electrical and Computer Engineering University of Tabriz 29 Bahman Blvd. Tabriz IranFaculty of Electrical and Computer Engineering University of Tabriz 29 Bahman Blvd. Tabriz IranFaculty of Electrical and Computer Engineering University of Tabriz 29 Bahman Blvd. Tabriz IranFaculty of Electrical and Computer Engineering University of Tabriz 29 Bahman Blvd. Tabriz IranAbstract The proposed converter here is a dual‐input DC‐DC converter with bidirectional power flow. One of the inputs is unidirectional, while the other is a bidirectional port for a battery. The proposed converter can combine two alternating sources with different characteristics. The demanded power of the load can be provided by each input source individually or simultaneously. What is more, the unidirectional port can charge the battery as well as power the output load. Due to the bidirectional capability, the energy returned from the output can be stored in the battery which is suitable for electric vehicle (EV) applications. Step‐up capability, the low voltage stress on semiconductors, and the smaller number of passive elements are the other advantages of the converter. Depending on the battery usage status, four different operation scenarios are defined in the proposed converter. The converter operation is described in each scenario and the mathematical analysis is presented. Based on these, the experimental prototype is conducted to verify the characteristics and feasibilities of the converter.https://doi.org/10.1049/pel2.12196Mathematical analysisDC‐DC power convertorsTransportation
spellingShingle Tohid Jalilzadeh
Naghi Rostami
Ebrahim Babaei
Seyed Hossein Hosseini
Design, analysis and implementation of a new three‐port DC‐DC converter with bidirectional capability
IET Power Electronics
Mathematical analysis
DC‐DC power convertors
Transportation
title Design, analysis and implementation of a new three‐port DC‐DC converter with bidirectional capability
title_full Design, analysis and implementation of a new three‐port DC‐DC converter with bidirectional capability
title_fullStr Design, analysis and implementation of a new three‐port DC‐DC converter with bidirectional capability
title_full_unstemmed Design, analysis and implementation of a new three‐port DC‐DC converter with bidirectional capability
title_short Design, analysis and implementation of a new three‐port DC‐DC converter with bidirectional capability
title_sort design analysis and implementation of a new three port dc dc converter with bidirectional capability
topic Mathematical analysis
DC‐DC power convertors
Transportation
url https://doi.org/10.1049/pel2.12196
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