Open-circuit fault diagnosis and voltage sensor fault tolerant control of a single phase pulsed width modulated rectifier
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- 作者：Ahlem Ben Youssef ; ahlam.benyoussef@gmail.com" class="auth_mail" title="E-mail the corresponding author ; Sejir Khojet El Khil sejirkek@gmail.com" class="auth_mail" title="E-mail the corresponding author ; Ilhem Slama Belkhodja ilhem.slama@enit.rnu.tn" class="auth_mail" title="E-mail the corresponding author
- 关键词：IGBT fault ; Sensor fault ; Diagnosis
- 刊名：Mathematics and Computers in Simulation
- 出版年：2017
- 出版时间：January 2017
- 年：2017
- 卷：131
- 期：Complete
- 页码：234-252
- 全文大小：4344 K
文摘
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IGBT open circuit fault and grid voltage sensor fault are considered.
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A new open circuit fault detection and isolation approach is proposed, it is based on residual generation with an adaptive threshold.
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Grid voltage sensor fault detection and isolation algorithm is considered thanks to the use of parity space equations approach.
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A grid virtual flux estimator is used to achieve the grid voltage sensor Fault Tolerance Control.