Charging current: basics, compensation approximations, errors, and remediation

his paper idea was triggered by the line current differential misoperation due to incorrect charging current compensation settings. Authors investigated this case and concluded that this topic deserves better education on how and when to apply settings, because it’s not straight forward to apply compensation with a shunt reactors providing different degree of the compensation and also which can be switched in or out.

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Author: Hebert Marchi Magalhaes, Ilia Voloh, Jc Theron, Tirath Bains

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