Life model for tantalum electrolytic capacitors with conductive polymers
Sign Up to like & getrecommendations! Published in 2020 at "Microelectronics Reliability"
DOI: 10.1016/j.microrel.2019.113550
Abstract: Abstract Tantalum electrolytic capacitors have been on the market for more than half a century, in a range of applications. However, the most common design uses MnO2 as the electrolyte, which can be thermodynamically unstable… read more here.
Keywords: life model; tantalum electrolytic; electrolytic capacitors; conductive polymers ... See more keywords
An Online Parameter Identification Method for Non-Solid Aluminum Electrolytic Capacitors
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2022.3158938
Abstract: Aluminum electrolytic capacitors are the most commonly used components in circuit systems but are the weakest part of the systems. To make better use of this kind of components, it is crucial to monitor their… read more here.
Keywords: electrolytic capacitors; online parameter; parameter identification; aluminum electrolytic ... See more keywords
Test Fixtures to Apply Variable DC Bias and AC Ripple Current for Reliability Testing of Electrolytic Capacitors
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Industry Applications"
DOI: 10.1109/tia.2019.2911483
Abstract: Electrolytic capacitors are widely used in the dc link of variable frequency drives (VFDs). Their reliability has a significant impact on VFD performance and lifetime. Typically, the lifetime of electrolytic capacitors is specified in vendors’… read more here.
Keywords: test fixtures; ripple current; bias; electrolytic capacitors ... See more keywords
On-Line Fault Diagnosis of DC-Link Electrolytic Capacitors in Boost Converters Using the STFT Technique
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Power Electronics"
DOI: 10.1109/tpel.2020.3040499
Abstract: Faults in aluminum electrolytic capacitors (AECs) are classified as the major cause for power electronics equipment breakdown, mainly due to AECs wear out through the vaporization of the electrolyte, as a result of both aging… read more here.
Keywords: stft technique; fault diagnosis; line fault; electrolytic capacitors ... See more keywords
Real-Time Reliability Monitoring of DC-Link Capacitors in Back-to-Back Converters
Sign Up to like & getrecommendations! Published in 2019 at "Energies"
DOI: 10.3390/en12122369
Abstract: Electrolytic capacitors have large capacity, low price, and fast charge/discharge characteristics. Therefore, they are widely used in various power conversion devices. These electrolytic capacitors are mainly used for temporary storage and voltage stabilization of DC… read more here.
Keywords: real time; time reliability; monitoring; back back ... See more keywords