CPC H02M 1/44 (2013.01) [H02J 3/01 (2013.01); H02M 1/0064 (2021.05); H02M 3/01 (2021.05); H02M 7/003 (2013.01); H02M 7/4835 (2021.05)] | 20 Claims |
1. A converter apparatus comprising:
a string of electrically interconnected modules that includes a first group of modules comprising a first module and a second group of modules comprising a second module;
a first screen connected to a first defined electric potential node and located adjacent the first group of modules;
a second screen connected to a second defined electric potential node and located adjacent the second group of modules, wherein during operation of the converter apparatus a resonance loop is created from the first module via the first and second screens and the second module back to the first module; and
a damping unit in the resonance loop, the damping unit being set to dampen electromagnetic noise.
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