Patent ID: 9331481
Filing Date: 2016-05-03
CPC Classification: H02H,H02J,Y02E,Y04S

Claim Text:
1. A power transmission system comprising: at least one power substation for receiving power from a power source; a Direct Current (DC) cable for transferring the power from the power source to the power substation, the DC cable comprising one or more cable segments forming a first path to route the power to the power substation and further one or more cable segments forming a second path to route the power to the power sub station; a main switch coupled between the power source and the at least one power substation and configured for, in the event of a fault on or a maintenance event for a cable segment of one of the first and second paths, routing the power to the power substation via the one or more operational cable segments of the other of the first and second paths; and a plurality of segment switch units, each cable segment being electrically coupled to at least one segment switch unit, wherein each segment switch unit comprises: