A driving pulse edge modulation technique and its complex programming logic devices implementation

With the continual increase in switching speed and rating of power semiconductors, the switching voltage spike becomes a serious problem. This paper describes a new technique of driving pulse edge modulation for insulated gate bipolar transistors (IGBTs). By modulating the density and width of the p...

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Vydáno v:Frontiers of information technology & electronic engineering Ročník 16; číslo 12; s. 1088 - 1098
Hlavní autoři: Chen, Xiao, Qu, Dong-chang, Guo, Yong, Chen, Guo-zhu
Médium: Journal Article
Jazyk:angličtina
Vydáno: Hangzhou Zhejiang University Press 01.12.2015
Springer Nature B.V
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ISSN:2095-9184, 2095-9230
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Shrnutí:With the continual increase in switching speed and rating of power semiconductors, the switching voltage spike becomes a serious problem. This paper describes a new technique of driving pulse edge modulation for insulated gate bipolar transistors (IGBTs). By modulating the density and width of the pulse trains, without regulating the hardware circuit, the slope of the gate driving voltage is controlled to change the switching speed. This technique is used in the driving circuit based on complex programmable logic devices (CPLDs), and the switching voltage spike of IGBTs can be restrained through software, which is easier and more flexible to adjust. Experimental results demonstrate the effectiveness and practicability of the proposed method.
Bibliografie:With the continual increase in switching speed and rating of power semiconductors, the switching voltage spike becomes a serious problem. This paper describes a new technique of driving pulse edge modulation for insulated gate bipolar transistors (IGBTs). By modulating the density and width of the pulse trains, without regulating the hardware circuit, the slope of the gate driving voltage is controlled to change the switching speed. This technique is used in the driving circuit based on complex programmable logic devices (CPLDs), and the switching voltage spike of IGBTs can be restrained through software, which is easier and more flexible to adjust. Experimental results demonstrate the effectiveness and practicability of the proposed method.
Driving pulse edge modulation, Switching voltage spike, Complex programmable logic device (CPLD), Active gate drive
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ISSN:2095-9184
2095-9230
DOI:10.1631/FITEE.1500111