An Asymmetrical Step-Up Multilevel Inverter Based on Switched-Capacitor Network

Research output: Contribution to journalArticleScientificpeer-review

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An Asymmetrical Step-Up Multilevel Inverter Based on Switched-Capacitor Network. / Taghvaie, Amir ; Alijani, Ahmad ; Adabi, M. Ebrahim ; Rezanejad, Mohammad ; Adabi, Jafar ; Rouzbehi, Kumars ; Pouresmaeil, Edris.

In: Sustainability , Vol. 11, No. 12, 3453, 02.06.2019, p. 3453-3470.

Research output: Contribution to journalArticleScientificpeer-review

Harvard

Taghvaie, A, Alijani, A, Adabi, ME, Rezanejad, M, Adabi, J, Rouzbehi, K & Pouresmaeil, E 2019, 'An Asymmetrical Step-Up Multilevel Inverter Based on Switched-Capacitor Network' Sustainability , vol. 11, no. 12, 3453, pp. 3453-3470. https://doi.org/10.3390/su11123453

APA

Taghvaie, A., Alijani, A., Adabi, M. E., Rezanejad, M., Adabi, J., Rouzbehi, K., & Pouresmaeil, E. (2019). An Asymmetrical Step-Up Multilevel Inverter Based on Switched-Capacitor Network. Sustainability , 11(12), 3453-3470. [3453]. https://doi.org/10.3390/su11123453

Vancouver

Taghvaie A, Alijani A, Adabi ME, Rezanejad M, Adabi J, Rouzbehi K et al. An Asymmetrical Step-Up Multilevel Inverter Based on Switched-Capacitor Network. Sustainability . 2019 Jun 2;11(12):3453-3470. 3453. https://doi.org/10.3390/su11123453

Author

Taghvaie, Amir ; Alijani, Ahmad ; Adabi, M. Ebrahim ; Rezanejad, Mohammad ; Adabi, Jafar ; Rouzbehi, Kumars ; Pouresmaeil, Edris. / An Asymmetrical Step-Up Multilevel Inverter Based on Switched-Capacitor Network. In: Sustainability . 2019 ; Vol. 11, No. 12. pp. 3453-3470.

Bibtex - Download

@article{f71c3eaee9814eca8672dafda7152288,
title = "An Asymmetrical Step-Up Multilevel Inverter Based on Switched-Capacitor Network",
abstract = "This paper presents a transformerless step-up multilevel inverter based on a switched-capacitor structure. One of the main contributions of the proposed topology is replacing the separated DC voltage source with capacitors which are charged at predetermined time intervals. Therefore, a high-level staircase voltage waveform can be achieved by discharging some of these capacitors on the load. The other contribution of the proposed structure is to eliminate the magnetic elements which traditionally boost the input DC voltage. In addition, asymmetrical or unequal amounts of capacitor voltages create more voltage levels, which enable voltage level increments without increasing the number of semiconductor devices. This paper introduces a self-balanced boost Switched-Capacitors Multilevel Inverter (SCMLI) which is able to create a nearly sinusoidal voltage waveform with a maximum voltage of up to 45 times that of the input voltage DC source. Higher level output voltage levels are also achievable by extending the circuit topology. After determination of the switching angles and selecting the proper switching states for each level, an offline NLC method is used for modulation, which eases the control implementation. Analysis, simulation and experiments are carried out for a 91-level inverter (45 levels for positive and negative voltages and one for zero voltage) are presented.",
keywords = "CONVERTER, NUMBER, TOPOLOGY, multilevel inverters, self-balanced, single source, transformerless",
author = "Amir Taghvaie and Ahmad Alijani and Adabi, {M. Ebrahim} and Mohammad Rezanejad and Jafar Adabi and Kumars Rouzbehi and Edris Pouresmaeil",
year = "2019",
month = "6",
day = "2",
doi = "10.3390/su11123453",
language = "English",
volume = "11",
pages = "3453--3470",
journal = "SUSTAINABILITY",
issn = "2071-1050",
publisher = "Multidisciplinary Digital Publishing Institute (MDPI)",
number = "12",

}

RIS - Download

TY - JOUR

T1 - An Asymmetrical Step-Up Multilevel Inverter Based on Switched-Capacitor Network

AU - Taghvaie, Amir

AU - Alijani, Ahmad

AU - Adabi, M. Ebrahim

AU - Rezanejad, Mohammad

AU - Adabi, Jafar

AU - Rouzbehi, Kumars

AU - Pouresmaeil, Edris

PY - 2019/6/2

Y1 - 2019/6/2

N2 - This paper presents a transformerless step-up multilevel inverter based on a switched-capacitor structure. One of the main contributions of the proposed topology is replacing the separated DC voltage source with capacitors which are charged at predetermined time intervals. Therefore, a high-level staircase voltage waveform can be achieved by discharging some of these capacitors on the load. The other contribution of the proposed structure is to eliminate the magnetic elements which traditionally boost the input DC voltage. In addition, asymmetrical or unequal amounts of capacitor voltages create more voltage levels, which enable voltage level increments without increasing the number of semiconductor devices. This paper introduces a self-balanced boost Switched-Capacitors Multilevel Inverter (SCMLI) which is able to create a nearly sinusoidal voltage waveform with a maximum voltage of up to 45 times that of the input voltage DC source. Higher level output voltage levels are also achievable by extending the circuit topology. After determination of the switching angles and selecting the proper switching states for each level, an offline NLC method is used for modulation, which eases the control implementation. Analysis, simulation and experiments are carried out for a 91-level inverter (45 levels for positive and negative voltages and one for zero voltage) are presented.

AB - This paper presents a transformerless step-up multilevel inverter based on a switched-capacitor structure. One of the main contributions of the proposed topology is replacing the separated DC voltage source with capacitors which are charged at predetermined time intervals. Therefore, a high-level staircase voltage waveform can be achieved by discharging some of these capacitors on the load. The other contribution of the proposed structure is to eliminate the magnetic elements which traditionally boost the input DC voltage. In addition, asymmetrical or unequal amounts of capacitor voltages create more voltage levels, which enable voltage level increments without increasing the number of semiconductor devices. This paper introduces a self-balanced boost Switched-Capacitors Multilevel Inverter (SCMLI) which is able to create a nearly sinusoidal voltage waveform with a maximum voltage of up to 45 times that of the input voltage DC source. Higher level output voltage levels are also achievable by extending the circuit topology. After determination of the switching angles and selecting the proper switching states for each level, an offline NLC method is used for modulation, which eases the control implementation. Analysis, simulation and experiments are carried out for a 91-level inverter (45 levels for positive and negative voltages and one for zero voltage) are presented.

KW - CONVERTER

KW - NUMBER

KW - TOPOLOGY

KW - multilevel inverters

KW - self-balanced

KW - single source

KW - transformerless

U2 - 10.3390/su11123453

DO - 10.3390/su11123453

M3 - Article

VL - 11

SP - 3453

EP - 3470

JO - SUSTAINABILITY

JF - SUSTAINABILITY

SN - 2071-1050

IS - 12

M1 - 3453

ER -

ID: 34861239