DocumentCode :
1926038
Title :
Reliability of capacitors for DC-link applications — An overview
Author :
Huai Wang ; Blaabjerg, Frede
Author_Institution :
Dept. of Energy Technol., Aalborg Univ., Aalborg, Denmark
fYear :
2013
fDate :
15-19 Sept. 2013
Firstpage :
1866
Lastpage :
1873
Abstract :
DC-link capacitors are an important part in the majority of power electronic converters which contribute to cost, size and failure rate on a considerable scale. From capacitor users´ viewpoint, this paper presents a review on the improvement of reliability of DC-link in power electronic converters from two aspects: 1) reliability-oriented DC-link design solutions; 2) conditioning monitoring of DC-link capacitors during operation. Failure mechanisms, failure modes and lifetime models of capacitors suitable for the applications are also discussed as a basis to understand the physics-of-failure. This review serves to provide a clear picture of the state-of-the-art research in this area and to identify the corresponding challenges and future research directions for capacitors and their DC-link applications.
Keywords :
capacitors; condition monitoring; failure analysis; power convertors; DC-link applications; DC-link capacitors; capacitor reliability; conditioning monitoring; failure mechanisms; failure modes; failure rate; lifetime models; physics-of-failure; power electronic converters; reliability-oriented DC-link design solutions; Capacitance; Capacitors; Films; Integrated circuits; Reliability engineering; Stress;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Energy Conversion Congress and Exposition (ECCE), 2013 IEEE
Conference_Location :
Denver, CO
Type :
conf
DOI :
10.1109/ECCE.2013.6646935
Filename :
6646935
Link To Document :
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