An Outage-free Method to Replace Box-type Transformers
Box-type transformers usually serve as the only power sources for low voltage end users in a radial structure,and under this condition the replacement,maintanence or migration of upper lead-in source will cause power outage of the low-voltage users and severe impact on user satisfaction.Especially for some important users,there is an urgent need for a outage-free replacement method for box-type transformers.In view of this a method utilizing a temporary mobile supply source is proposed and described in this paper,which can address the aforementioned problem.
temporary mobile power supplybox-type transformerprimary grid connectionsecondary grid connectionwork without power outage
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