CONVERTER CELL MODULE WITH AUTOTRANSFORMER BYPASS, VOLTAGE SOURCE CONVERTER SYSTEM COMPRISING SUCH A MODULE AND A METHOD FOR CONTROLLING SUCH A SYSTEM

摘要

A converter cell module and a voltage source converter system. The converter cell module includes at least two switching elements, means for energy storage and an autotransformer. The autotransformer is arranged to bypass the converter cell module in the case of failure occurring in the converter cell module.