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Home » News » industry information » Main failure modes and failure mechanisms of capacitors(4)

Main failure modes and failure mechanisms of capacitors(4)

Views:1     Author:Site Editor     Publish Time: 2018-03-01      Origin:Site

    Main failure mechanism causing deterioration of electrical parameters of Capacitor.

    (1) Damp or surface contamination;

    (2) Silver ion migration;

    (3) Self-healing effect;

    (4) Electrical aging and thermal aging of dielectric;

    (5) Volatilization and thickening of working electrolyte;

    (6) Electrode corrosion;

    (7) Dielectric corrosion in wet electrolytic capacitors;

    (8) The interaction between impurity and harmful ions;

    (9) The contact resistance of the lead wire and the electrode increase.


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