Sliding Mode Control of a Bidirectional Buck/Boost DC-DC Converter with Constant Switching Frequency

In this paper, sliding mode control (SMC) for a bidirectional buck/boost DC-DC converter (BDC) with constant frequency in continuous conduction mode (CCM) is discussed. Since the converter is a high-order converter, the reduced-order sliding manifold is exploited. Because of right-half-plan zero (RH...

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Main Authors: A. Safari, H. Ardi
Format: Article
Language:English
Published: Iran University of Science and Technology 2018-03-01
Series:Iranian Journal of Electrical and Electronic Engineering
Subjects:
Online Access:http://ijeee.iust.ac.ir/browse.php?a_code=A-10-336-2&slc_lang=en&sid=1
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author A. Safari
H. Ardi
author_facet A. Safari
H. Ardi
author_sort A. Safari
collection DOAJ
description In this paper, sliding mode control (SMC) for a bidirectional buck/boost DC-DC converter (BDC) with constant frequency in continuous conduction mode (CCM) is discussed. Since the converter is a high-order converter, the reduced-order sliding manifold is exploited. Because of right-half-plan zero (RHPZ) in the converter’s duty ratio to output voltage transfer function, sliding mode current controller is used. This controller benefits from various advantages such as fast dynamic response, robustness, stable and small variation of the settling time over a wide range of operation conditions. Because the converter operates in both step-down and step-up modes, two sliding manifold is derived for each mode. The existence and stability conditions are analyzed for both SMC in step-down and step-up modes. Finally, Simulation results are also provided to justify the feasibility of the controller using MATLAB/Simulink.
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spelling doaj.art-043de92a1b024206850a1782d42f37a32022-12-21T18:20:54ZengIran University of Science and TechnologyIranian Journal of Electrical and Electronic Engineering1735-28272383-38902018-03-011416984Sliding Mode Control of a Bidirectional Buck/Boost DC-DC Converter with Constant Switching FrequencyA. Safari0H. Ardi1 Department of Electrical Engineering, Azarbaijan Shahid Madani University, Tabriz, Iran. Department of Electrical Engineering, Azarbaijan Shahid Madani University, Tabriz, Iran. In this paper, sliding mode control (SMC) for a bidirectional buck/boost DC-DC converter (BDC) with constant frequency in continuous conduction mode (CCM) is discussed. Since the converter is a high-order converter, the reduced-order sliding manifold is exploited. Because of right-half-plan zero (RHPZ) in the converter’s duty ratio to output voltage transfer function, sliding mode current controller is used. This controller benefits from various advantages such as fast dynamic response, robustness, stable and small variation of the settling time over a wide range of operation conditions. Because the converter operates in both step-down and step-up modes, two sliding manifold is derived for each mode. The existence and stability conditions are analyzed for both SMC in step-down and step-up modes. Finally, Simulation results are also provided to justify the feasibility of the controller using MATLAB/Simulink.http://ijeee.iust.ac.ir/browse.php?a_code=A-10-336-2&slc_lang=en&sid=1DC-DC Converter Sliding Mode Control Current Controller Constant Frequency.
spellingShingle A. Safari
H. Ardi
Sliding Mode Control of a Bidirectional Buck/Boost DC-DC Converter with Constant Switching Frequency
Iranian Journal of Electrical and Electronic Engineering
DC-DC Converter
Sliding Mode Control
Current Controller
Constant Frequency.
title Sliding Mode Control of a Bidirectional Buck/Boost DC-DC Converter with Constant Switching Frequency
title_full Sliding Mode Control of a Bidirectional Buck/Boost DC-DC Converter with Constant Switching Frequency
title_fullStr Sliding Mode Control of a Bidirectional Buck/Boost DC-DC Converter with Constant Switching Frequency
title_full_unstemmed Sliding Mode Control of a Bidirectional Buck/Boost DC-DC Converter with Constant Switching Frequency
title_short Sliding Mode Control of a Bidirectional Buck/Boost DC-DC Converter with Constant Switching Frequency
title_sort sliding mode control of a bidirectional buck boost dc dc converter with constant switching frequency
topic DC-DC Converter
Sliding Mode Control
Current Controller
Constant Frequency.
url http://ijeee.iust.ac.ir/browse.php?a_code=A-10-336-2&slc_lang=en&sid=1
work_keys_str_mv AT asafari slidingmodecontrolofabidirectionalbuckboostdcdcconverterwithconstantswitchingfrequency
AT hardi slidingmodecontrolofabidirectionalbuckboostdcdcconverterwithconstantswitchingfrequency