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A Variable Switching Point Predictive Current Control Strategy for Quasi-Z-Source Inverters

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A Variable Switching Point Predictive Current Control Strategy for Quasi-Z-Source Inverters. / Karamanakos, Petros; Ayad, Ayman Francees; Kennel, Ralph.

In: IEEE Transactions on Industry Applications, Vol. 54, No. 2, 2018, p. 1469-1480.

Research output: Contribution to journalArticleScientificpeer-review

Harvard

Karamanakos, P, Ayad, AF & Kennel, R 2018, 'A Variable Switching Point Predictive Current Control Strategy for Quasi-Z-Source Inverters', IEEE Transactions on Industry Applications, vol. 54, no. 2, pp. 1469-1480. https://doi.org/10.1109/TIA.2017.2765302

APA

Karamanakos, P., Ayad, A. F., & Kennel, R. (2018). A Variable Switching Point Predictive Current Control Strategy for Quasi-Z-Source Inverters. IEEE Transactions on Industry Applications, 54(2), 1469-1480. https://doi.org/10.1109/TIA.2017.2765302

Vancouver

Author

Karamanakos, Petros ; Ayad, Ayman Francees ; Kennel, Ralph. / A Variable Switching Point Predictive Current Control Strategy for Quasi-Z-Source Inverters. In: IEEE Transactions on Industry Applications. 2018 ; Vol. 54, No. 2. pp. 1469-1480.

Bibtex - Download

@article{04498bfdb82047adb06ceb6b31e7cf52,
title = "A Variable Switching Point Predictive Current Control Strategy for Quasi-Z-Source Inverters",
abstract = "This paper presents a variable switching point predictive current control (VSP2CC) for the quasi-Z-source inverter (qZSI). The proposed VSP2CC aims to remove the output current error on the ac side as well as the inductor current and capacitor voltage errors of the quasi-Z-source network on the dc side of the converter. Unlike the previously presented direct model predictive control (MPC) strategies for the qZSI, the proposed control scheme can directly apply the switching signals not only at the discrete time instants, but at any time instant within the sampling interval. Consequently, the shoot-through state can be applied for a shorter time than the sampling interval, resulting in lower output and inductor currents ripples. Experimental results based on an FPGA are provided to verify the effectiveness of the introduced control method. As it is shown, the proposed method leads to lower inductor current ripples and less output current total harmonic distortion (THD) when compared with the conventional direct MPC.",
keywords = "Capacitors, Current control, current control, Inductors, Inverters, Model predictive control (MPC), quasi-Z-source inverter (qZSI), Switches, variable switching point (VSP), Voltage control",
author = "Petros Karamanakos and Ayad, {Ayman Francees} and Ralph Kennel",
year = "2018",
doi = "10.1109/TIA.2017.2765302",
language = "English",
volume = "54",
pages = "1469--1480",
journal = "IEEE Transactions on Industry Applications",
issn = "0093-9994",
publisher = "Institute of Electrical and Electronics Engineers",
number = "2",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - A Variable Switching Point Predictive Current Control Strategy for Quasi-Z-Source Inverters

AU - Karamanakos, Petros

AU - Ayad, Ayman Francees

AU - Kennel, Ralph

PY - 2018

Y1 - 2018

N2 - This paper presents a variable switching point predictive current control (VSP2CC) for the quasi-Z-source inverter (qZSI). The proposed VSP2CC aims to remove the output current error on the ac side as well as the inductor current and capacitor voltage errors of the quasi-Z-source network on the dc side of the converter. Unlike the previously presented direct model predictive control (MPC) strategies for the qZSI, the proposed control scheme can directly apply the switching signals not only at the discrete time instants, but at any time instant within the sampling interval. Consequently, the shoot-through state can be applied for a shorter time than the sampling interval, resulting in lower output and inductor currents ripples. Experimental results based on an FPGA are provided to verify the effectiveness of the introduced control method. As it is shown, the proposed method leads to lower inductor current ripples and less output current total harmonic distortion (THD) when compared with the conventional direct MPC.

AB - This paper presents a variable switching point predictive current control (VSP2CC) for the quasi-Z-source inverter (qZSI). The proposed VSP2CC aims to remove the output current error on the ac side as well as the inductor current and capacitor voltage errors of the quasi-Z-source network on the dc side of the converter. Unlike the previously presented direct model predictive control (MPC) strategies for the qZSI, the proposed control scheme can directly apply the switching signals not only at the discrete time instants, but at any time instant within the sampling interval. Consequently, the shoot-through state can be applied for a shorter time than the sampling interval, resulting in lower output and inductor currents ripples. Experimental results based on an FPGA are provided to verify the effectiveness of the introduced control method. As it is shown, the proposed method leads to lower inductor current ripples and less output current total harmonic distortion (THD) when compared with the conventional direct MPC.

KW - Capacitors

KW - Current control

KW - current control

KW - Inductors

KW - Inverters

KW - Model predictive control (MPC)

KW - quasi-Z-source inverter (qZSI)

KW - Switches

KW - variable switching point (VSP)

KW - Voltage control

UR - http://www.scopus.com/inward/record.url?scp=85032693381&partnerID=8YFLogxK

U2 - 10.1109/TIA.2017.2765302

DO - 10.1109/TIA.2017.2765302

M3 - Article

VL - 54

SP - 1469

EP - 1480

JO - IEEE Transactions on Industry Applications

JF - IEEE Transactions on Industry Applications

SN - 0093-9994

IS - 2

ER -