Research of SPWM of Single Phase Cascade Full-bridge Inverter Based on DSP

Research and realization of topology and control strategy of cascaded multilevel inverter are important parts of high voltage power converter with large power.In the paper,main circuit of 2H bridge cascaded five-level inverter was introduced in which carrier phase shift SPWM technology was adopted.T...

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Main Authors: WEI Bao-quan, HU Wen-hua, ZENG Jian-ju
Format: Article
Language:zho
Published: Editorial Department of Industry and Mine Automation 2010-05-01
Series:Gong-kuang zidonghua
Subjects:
Online Access:http://www.gkzdh.cn/article/id/258
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author WEI Bao-quan
HU Wen-hua
ZENG Jian-ju
author_facet WEI Bao-quan
HU Wen-hua
ZENG Jian-ju
author_sort WEI Bao-quan
collection DOAJ
description Research and realization of topology and control strategy of cascaded multilevel inverter are important parts of high voltage power converter with large power.In the paper,main circuit of 2H bridge cascaded five-level inverter was introduced in which carrier phase shift SPWM technology was adopted.The working principle and control rules of the circuit were analyzed and then the analytical expression of output voltage was deduced.TMS320F2812 controller of TI was used for control circuit.The results of experiment of output voltage wave and frequency spectrum of 2H bridge cascaded five-level inverter verify the theoretical analysis and experimental results are consistent,which proves correctness of the control method and convenience of the DSP used for realizing the phase shift SPWM technology.
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spelling doaj.art-46c7e2f9113b4f22bfb6fe8f55202abf2023-05-24T08:58:05ZzhoEditorial Department of Industry and Mine AutomationGong-kuang zidonghua1671-251X2010-05-013657174Research of SPWM of Single Phase Cascade Full-bridge Inverter Based on DSPWEI Bao-quanHU Wen-huaZENG Jian-juResearch and realization of topology and control strategy of cascaded multilevel inverter are important parts of high voltage power converter with large power.In the paper,main circuit of 2H bridge cascaded five-level inverter was introduced in which carrier phase shift SPWM technology was adopted.The working principle and control rules of the circuit were analyzed and then the analytical expression of output voltage was deduced.TMS320F2812 controller of TI was used for control circuit.The results of experiment of output voltage wave and frequency spectrum of 2H bridge cascaded five-level inverter verify the theoretical analysis and experimental results are consistent,which proves correctness of the control method and convenience of the DSP used for realizing the phase shift SPWM technology.http://www.gkzdh.cn/article/id/258cascaded full-bridge invertermulti-level invertertopological structurecontrol strategycarrier shift methoddspspwm
spellingShingle WEI Bao-quan
HU Wen-hua
ZENG Jian-ju
Research of SPWM of Single Phase Cascade Full-bridge Inverter Based on DSP
Gong-kuang zidonghua
cascaded full-bridge inverter
multi-level inverter
topological structure
control strategy
carrier shift method
dsp
spwm
title Research of SPWM of Single Phase Cascade Full-bridge Inverter Based on DSP
title_full Research of SPWM of Single Phase Cascade Full-bridge Inverter Based on DSP
title_fullStr Research of SPWM of Single Phase Cascade Full-bridge Inverter Based on DSP
title_full_unstemmed Research of SPWM of Single Phase Cascade Full-bridge Inverter Based on DSP
title_short Research of SPWM of Single Phase Cascade Full-bridge Inverter Based on DSP
title_sort research of spwm of single phase cascade full bridge inverter based on dsp
topic cascaded full-bridge inverter
multi-level inverter
topological structure
control strategy
carrier shift method
dsp
spwm
url http://www.gkzdh.cn/article/id/258
work_keys_str_mv AT weibaoquan researchofspwmofsinglephasecascadefullbridgeinverterbasedondsp
AT huwenhua researchofspwmofsinglephasecascadefullbridgeinverterbasedondsp
AT zengjianju researchofspwmofsinglephasecascadefullbridgeinverterbasedondsp