Converter transformer failure survey results from 2013 to 2020

CIGRE Study Committee B4, Advisory Group (AG B4.04) collects reliability performance data on HVDC systems in commercial service every year. The information is compiled and presented at the CIGRE Paris biennial technical sessions and is used for planning, design, construction and operation of HVDC systems.

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B4

DC Systems and power electronics

This Technical Brochure has been created by a Working Group from the CIGRE DC Systems and power electronics Study Committee which is one of CIGRE's 16 domains of work.
The scope of SC B4 covers High Voltage Direct Current systems and power electronic equipment for AC systems. The Study Committee also covers DC systems and equipment and Power Electronics for other applications such as distribution, and Power Quality improvement.

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