Global Patent Index - EP 4115514 A1

EP 4115514 A1 20230111 - CONVERTER ASSEMBLY AND TEST STAND HAVING A CONVERTER ASSEMBLY

Title (en)

CONVERTER ASSEMBLY AND TEST STAND HAVING A CONVERTER ASSEMBLY

Title (de)

UMRICHTERANORDNUNG UND PRÜFSTAND MIT EINER UMRICHTERANORDNUNG

Title (fr)

ENSEMBLE CONVERTISSEUR ET BANC D'ESSAI DOTÉ D'UN ENSEMBLE CONVERTISSEUR

Publication

EP 4115514 A1 20230111 (DE)

Application

EP 21712403 A 20210305

Priority

  • AT 501762020 A 20200305
  • AT 2021060080 W 20210305

Abstract (en)

[origin: WO2021174281A1] The invention relates to a converter assembly comprising a direct voltage link (1) for providing direct voltage VDC, comprising a positive terminal and a negative terminal, and at least one machine converter (2) for converting the direct voltage VDC into a multi-phase alternating voltage, wherein at least one energy storage capacitor (3, 3') is located in the direct voltage link (1), and a frequency-dependent resistor (4) having a higher electrical resistance at high frequencies than at low frequencies being connected in series with the energy storage capacitor (3, 3').

IPC 8 full level

H02M 7/48 (2007.01); G01M 13/025 (2019.01); G01R 31/34 (2020.01); H01C 13/02 (2006.01); H01G 2/14 (2006.01); H02M 1/32 (2007.01); H02M 1/44 (2007.01); H02M 7/00 (2006.01)

CPC (source: AT EP KR US)

B60L 50/51 (2019.02 - KR); G01M 13/025 (2013.01 - KR); G01R 31/40 (2013.01 - EP); H01C 13/00 (2013.01 - KR); H01G 2/14 (2013.01 - KR); H02M 1/12 (2013.01 - AT KR); H02M 1/32 (2013.01 - EP US); H02M 1/44 (2013.01 - EP KR); H02M 5/458 (2013.01 - AT KR); H02M 7/003 (2013.01 - EP US); H02M 7/48 (2013.01 - EP KR); B60L 50/51 (2019.02 - US); B60L 2210/42 (2013.01 - KR); G01R 31/40 (2013.01 - US); H01C 13/02 (2013.01 - EP); H01G 2/14 (2013.01 - EP); H02M 1/14 (2013.01 - US); H02M 1/44 (2013.01 - US); H02M 3/10 (2013.01 - US); H02M 5/458 (2013.01 - US); H05K 1/181 (2013.01 - AT)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

WO 2021174281 A1 20210910; AT 523578 A1 20210915; CN 115211023 A 20221018; EP 4115514 A1 20230111; JP 2023516597 A 20230420; KR 20220150385 A 20221110; US 2023099697 A1 20230330

DOCDB simple family (application)

AT 2021060080 W 20210305; AT 501762020 A 20200305; CN 202180018713 A 20210305; EP 21712403 A 20210305; JP 2022551026 A 20210305; KR 20227034738 A 20210305; US 202117909400 A 20210305