公开(公告)号：WO2018189170A1

公开(公告)日：2018-10-18

申请号：PCT/EP2018/059148

申请日：2018-04-10

Applicant: ABB SCHWEIZ AG

Inventor： WUNSCH, Bernhard ,  DROFENIK, Uwe ,  SKIBIN, Stanislav ,  RIEDEL, Gernot ,  FORSSTROM, Ville Samuel

IPC: H01F3/12 ,  H01F17/06 ,  H01F37/00

Abstract: A multi-phase inductor (24) comprises a core (34) made of a magnetic material; at least two phase windings (26) surrounding the core (34) for inducing a magnetic field in the core (34), such that a common mode inductance (LCM) is provided for the at least two phase windings (26); and an adjustment member (38) made of a magnetic material, which adjustment member has at least two legs (40), which are interconnected with each other at an inner end (42) and which are touching the core (34) at an outer end (44) to provide a differential mode inductance (LDM) for the at least two phase windings (26); wherein the outer end (44) of each leg (40) of the adjustment member (38) overlays an axial side of the core (34) and/or each leg (40) of the adjustment member (38) has a varying thickness between the inner end (42) and the outer end (44) to adjust the differential mode inductance (LDM).

公开(公告)号：WO2021219407A1

公开(公告)日：2021-11-04

申请号：PCT/EP2021/060017

申请日：2021-04-19

Applicant: ABB SCHWEIZ AG

Inventor： GRADINGER, Thomas Bernhard ,  ORTIZ, Gabriel Ignacio ,  DROFENIK, Uwe ,  PARK, Ki-Bum ,  WUNSCH, Bernhard

IPC: H01F3/14 ,  H01F27/06 ,  H01F27/26 ,  H01F27/32 ,  H02M7/04 ,  H02M3/00 ,  H02M3/28 ,  H01F38/14 ,  H01F38/00

Abstract: The invention relates to a power electronic converter (700) comprising a plurality of converter cells (300); wherein each converter cell (300) comprises: an inductive power transfer stage (106), the inductive power transfer stage (106) comprising a coupled inductor (301) coupling a first side of the converter cell (300) to a second side of the converter cell (300), wherein the coupled inductor (301) comprises a first winding (314) around a first magnetic core (312), the first winding (314) being connected to the first side of the converter cell (300), and a second winding (324) around a second magnetic core (322), the second winding (324) being connected to the second side of the converter cell (300); wherein the first winding (314) and the first magnetic core (312) are separated from the second winding (324) and second magnetic core (322) by a flat electric insulation layer (302) that provides electric insulation between the first and the second side of the converter cell (300); wherein at least two of the coupled inductors (301) are arranged in such a way that their insulation layers (302) form a single contiguous insulation layer (302).

公开(公告)号：WO2021023369A1

公开(公告)日：2021-02-11

申请号：PCT/EP2019/071032

申请日：2019-08-05

Applicant: ABB SCHWEIZ AG

Inventor： SCHROEDER, Arne ,  COTTET, Didier ,  PIASECKI, Wojciech ,  GRECKI, Filip ,  WUNSCH, Bernhard ,  NILSSON, Torsten

IPC: H02M1/44 ,  H02J3/36 ,  H02M7/00 ,  H02M7/483

Abstract: A converter arrangement (10A) comprises at least one first string of electrically interconnected modules (12A, 14A, 16A, 18A, 20A, 22A) and a first and a second screen (24A, 26A), where the first screen (24A) is connected to a first defined electric potential and is placed adjacent a first group of modules (G1A) in the first string comprising at least one first module (14A) and the second screen (26A) is connected to a second defined electric potential and is placed adjacent a second group of modules (G2A) in the first string comprising at least one second module (18A), where in operation a resonance loop is created from the first module (14A) via the first and second screens (24A, 26A) and the second module (18A) back to the first module (14A) and the converter arrangement further comprises a damping unit (32A) in the resonance loop set to dampen electromagnetic noise.

公开(公告)号：WO2020064514A1

公开(公告)日：2020-04-02

申请号：PCT/EP2019/075231

申请日：2019-09-19

Applicant: ABB SCHWEIZ AG

Inventor： DROFENIK, Uwe ,  GRADINGER, Thomas ,  WUNSCH, Bernhard

IPC: H01F27/32 ,  H01F27/06 ,  H01F27/29 ,  H01F27/28

Abstract: A transformer (100) includes a transformer core (110) having a first core leg (111) having a first longitudinal axis (11) and second core leg (112) having a second longitudinal axis (12); a first low voltage (LV) winding (121) arranged around the first core leg (111), a first high voltage (HV) winding (131) arranged around the first LV winding (121); a second low voltage (LV) winding (122) arranged around the second core leg (112); and a second high voltage (HV) winding (132) arranged around the second LV winding (122), wherein the first HV winding (131) is provided with a first HV connector (133) and a second HV connector (134) each extending substantially perpendicular away from the first longitudinal axis (11), and wherein the second HV winding (132) is provided with a third HV connector (135) and a fourth HV connector (136) each extending substantially perpendicular away from the second longitudinal axis (12).

公开(公告)号：EP3610487A1

公开(公告)日：2020-02-19

申请号：EP18716618.6

申请日：2018-04-10

Applicant: ABB Schweiz AG

Inventor： WUNSCH, Bernhard ,  DROFENIK, Uwe ,  SKIBIN, Stanislav ,  RIEDEL, Gernot ,  FORSSTROM, Ville Samuel

IPC: H01F3/12 ,  H01F17/06 ,  H01F37/00

Abstract: A multi-phase inductor includes a core made of a magnetic material; at least two phase windings surrounding the core for inducing a magnetic field in the core, such that a common mode inductance (LCM) is provided for the at least two phase windings; and an adjustment member made of a magnetic material, which adjustment member has at least two legs, which are interconnected with each other at an inner end and which are touching the core at an outer end to provide a differential mode inductance (LDM) for the at least two phase windings; wherein the outer end of each leg of the adjustment member overlays an axial side of the core and/or each leg of the adjustment member has a varying thickness between the inner end and the outer end to adjust the differential mode inductance (LDM).

公开(公告)号：EP3905283A1

公开(公告)日：2021-11-03

申请号：EP20172456.4

申请日：2020-04-30

Applicant: ABB Schweiz AG

Inventor： GRADINGER, Thomas ,  ORTIZ, Gabriel ,  DROFENIK, Uwe ,  PARK, Ki-Bum ,  WUNSCH, Bernhard

IPC: H01F3/14 ,  H01F27/06 ,  H01F27/26 ,  H01F27/32 ,  H02M7/00 ,  H01F38/14 ,  H01F38/00

Abstract: The invention relates to a power electronic converter (700) comprising a plurality of converter cells (300); wherein each converter cell (300) comprises: an inductive power transfer stage (106), the inductive power transfer stage (106) comprising a coupled inductor (301) coupling a first side of the converter cell (300) to a second side of the converter cell (300), wherein the coupled inductor (301) comprises a first winding (314) around a first magnetic core (312), the first winding (314) being connected to the first side of the converter cell (300), and a second winding (324) around a second magnetic core (322), the second winding (324) being connected to the second side of the converter cell (300); wherein the first winding (314) and the first magnetic core (312) are separated from the second winding (324) and second magnetic core (322) by a flat electric insulation layer (302) that provides electric insulation between the first and the second side of the converter cell (300); wherein at least two of the coupled inductors (301) are arranged in such a way that their insulation layers (302) form a single contiguous insulation layer (302).

公开(公告)号：EP3610487B1

公开(公告)日：2020-10-07

申请号：EP18716618.6

申请日：2018-04-10

Applicant: ABB Schweiz AG

Inventor： WUNSCH, Bernhard ,  DROFENIK, Uwe ,  SKIBIN, Stanislav ,  RIEDEL, Gernot ,  FORSSTROM, Ville Samuel

IPC: H01F3/12 ,  H01F17/06 ,  H01F37/00