Accuracy analysis of the zero-order hold model for digital pulse width modulation

Junpeng Ma, Xiongfei Wang, Frede Blaabjerg, Lennart Harnefors, Wensheng Song

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1 Citationer (Scopus)
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Abstract

This paper examines the accuracy of the zero-order hold (ZOH) model of the digital pulsewidth modulator (DPWM). The influence of the computational delay on the precision of this equivalent DPWM model is discussed in detail. A compensation method is proposed to compensate the deviation of this DPWM model for accurately calculating the stability region with different computational delay and duty-cycle update modes. Simulation and experimental tests are executed to verify the correctness of theoretical analysis.
OriginalsprogEngelsk
TitelProceedings of 2017 IEEE Energy Conversion Congress and Exposition (ECCE)
Antal sider9
UdgivelsesstedUSA
ForlagIEEE Press
Publikationsdatookt. 2017
Sider10826-10834
ISBN (Trykt)978-1-5090-2999-0
ISBN (Elektronisk)978-1-5090-2998-3
DOI
StatusUdgivet - okt. 2017
Begivenhed2017 IEEE Energy Conversion Congress and Exposition (ECCE) - Cincinnati, Ohio, USA
Varighed: 1 okt. 20175 okt. 2017

Konference

Konference2017 IEEE Energy Conversion Congress and Exposition (ECCE)
Land/OmrådeUSA
ByCincinnati, Ohio
Periode01/10/201705/10/2017
NavnIEEE Energy Conversion Congress and Exposition
ISSN2329-3721

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