摘要:
A power compensator (1) for an electric power transmission line (3), comprises a voltage source converter (4), capacitor means (6) and an energy storage device (5). The energy storage device comprises a high voltage battery means having a short circuit failure mode, a first (40a) and second main switch (40b) for disconnecting the battery means from the capacitor means, and a control unit (44) for operating the first and second switch.
摘要:
A temperature controller for providing heat to an energy storage device of a power compensator, the energy storage device comprising a plurality of high temperature battery units on high potential, the temperature controller comprising a pipe network for housing a heat transfer medium, wherein the pipe network comprises a main pipe loop and a local pipe loop in each battery unit, each local pipe loop having a first end for receiving a heat transfer medium and a second end for exhausting the medium.
摘要:
A charge controller of a high temperature battery means for a power compensator of an electric power transmission line comprises sensing means and computer means including memory means, wherein the charge controller comprises a virtual battery model of the battery means.