{
"$type": "site.standard.document",
"description": "Disclosed herein is a multilevel converter (50) for voltage conversion between a three-phase AC voltage and a DC voltage, comprising three converter arms (58), each having a first end (60) for connecting to a corresponding phase of a three-phase AC voltage source (52) and a second end (62), wherein…",
"path": "/patents/1331347",
"publishedAt": "2022-11-10T00:00:00.000Z",
"site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
"tags": [
"H02M7/4835",
"Universitaet der Bundeswehr Muenchen"
],
"textContent": "Disclosed herein is a multilevel converter (50) for voltage conversion between a three-phase AC voltage and a DC voltage, comprising three converter arms (58), each having a first end (60) for connecting to a corresponding phase of a three-phase AC voltage source (52) and a second end (62), wherein each converter arm (58) comprises a plurality of sequentially interconnected modules (64), a main energy store (54) having a positive terminal (76) connected or connectable to a positive conduction line (78) and a negative terminal (80), a switching arrangement (84), a control system (92), configured to establish a positive state, in which the negative conduction line (82) is connected with a star point (56) of said three-phase AC voltage source (52) and the positive conduction line (78) is connected with the second end (62) of one or two converter arms (58) to which a positive phase voltage is currently applied, and a negative state, in which the positive conduction line (78) is connected with said star point (56) of said three-phase AC voltage source, and the negative conduction line (82) is connected with the second end (62) of one or two converter arms (58) to which a negative phase voltage is currently applied.",
"title": "A MULTILEVEL CONVERTER FOR VOLTAGE CONVERSION BETWEEN A THREE-PHASE AC VOLTAGE AND A DC VOLTAGE"
}