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Article analysis:

The article is generally reliable and trustworthy, as it provides detailed information about the proposed online monitoring system for the output capacitor of a flyback converter, including its design, implementation, and verification through experiments. The article also provides references to related works in this field, which further enhances its credibility. However, there are some potential biases that should be noted. For example, while the article mentions other methods for monitoring electrolytic capacitors such as offline monitoring and quasi-online monitoring, it does not provide any comparison between these methods and the proposed online monitoring system in terms of accuracy or cost-effectiveness. Additionally, while the article mentions possible risks associated with using electrolytic capacitors, it does not provide any recommendations on how to mitigate these risks or what safety measures should be taken when using them. Furthermore, while the article discusses various methods for estimating ESR and C values of electrolytic capacitors, it does not explore any counterarguments or alternative approaches that could be used instead. Finally, while the article provides detailed information about its proposed online monitoring system for flyback converters, it does not discuss how this system could be applied to other types of power electronics converters such as buck converters or boost converters.