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1. WO2020109325 - INSULATED DC/DC DUAL ACTIVE BRIDGE CONVERTER HAVING DC BLOCKING CAPACITORS

Publication Number WO/2020/109325
Publication Date 04.06.2020
International Application No. PCT/EP2019/082619
International Filing Date 26.11.2019
IPC
H02M 1/40 2007.01
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
1Details of apparatus for conversion
40Means for preventing magnetic saturation
H02M 3/335 2006.01
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
3Conversion of dc power input into dc power output
22with intermediate conversion into ac
24by static converters
28using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
325using devices of a triode or a transistor type requiring continuous application of a control signal
335using semiconductor devices only
H02M 1/00 2006.01
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
1Details of apparatus for conversion
CPC
H02M 1/40
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
1Details of apparatus for conversion
40Means for preventing magnetic saturation
H02M 2001/0054
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
1Details of apparatus for conversion
0048Circuits or arrangements for reducing losses
0054Transistor switching losses
H02M 3/33584
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
3Conversion of dc power input into dc power output
22with intermediate conversion into ac
24by static converters
28using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
325using devices of a triode or a transistor type requiring continuous application of a control signal
335using semiconductor devices only
33569having several active switching elements
33576having at least one active switching element at the secondary side of an isolation transformer
33584Bidirectional converters
Applicants
  • SCHMIDHAUSER AG [CH]/[CH]
Inventors
  • BURGERMEISTER, Andreas
  • SCHEKULIN, Dirk
Agents
  • PATENTANWÄLTE RUFF, WILHELM, BEIER, DAUSTER & PARTNER MBB
Priority Data
10 2018 220 757.730.11.2018DE
Publication Language German (DE)
Filing Language German (DE)
Designated States
Title
(DE) ISOLIERTER DC/DC DUAL-ACTIVE-BRIDGE WANDLER MIT DC SPERRKONDENSATOREN
(EN) INSULATED DC/DC DUAL ACTIVE BRIDGE CONVERTER HAVING DC BLOCKING CAPACITORS
(FR) CONVERTISSEUR CC-CC ISOLÉ À DOUBLE PONT ACTIF AVEC CONDENSATEURS DE BLOCAGE CC
Abstract
(DE)
Galvanisch trennender DC/DC-Wandler (100), aufweisend: - eine erste H-Brückenschaltung (2) mit zwei Brückenzweigen (3, 4), - eine zweite H-Brückenschaltung (5) mit zwei Brückenzweigen (6, 7), - einen Transformator (8) mit einer ersten Wicklung (9), einer zweiten Wicklung (10) und einem ferromagnetischen Kern (11), - einen ersten DC-Entkopplungskondensator (12), - einen zweiten DC-Entkopplungskondensator (13), und - eine Steuereinheit (14), die dazu ausgebildet ist, Schaltmittel (S1 bis S4) der ersten H-Brückenschaltung (2) und Schaltmittel (S'1 bis S'4) der zweiten H-Brückenschaltung (5) anzusteuern, - wobei der erste DC-Entkopplungskondensator (12) und die erste Wicklung (9) in Reihe zwischen Mittenabgriffe (15, 16) der beiden Brückenzweige (3, 4) der ersten H-Brückenschaltung (2) eingeschleift sind, und - wobei der zweite DC-Entkopplungskondensator (13) und die zweite Wicklung (10) in Reihe zwischen Mittenabgriffe (17, 18) der beiden Brückenzweige (6, 7) der zweiten H-Brückenschaltung (5) eingeschleift sind.
(EN)
The invention relates to a galvanically isolating DC/DC converter (100), comprising: - a first H bridge circuit (2) having two bridge branches (3, 4), - a second H bridge circuit (5) having two bridge branches (6, 7), - a transformer (8) having a first winding (9), a second winding (10) and a ferromagnetic core (11), - a first DC decoupling capacitor (12), - a second DC decoupling capacitor (13), and - a control unit (14) which is designed to control switching means (S1 to S4) of the first H bridge circuit (2) and switching means (S'1 to S'4) of the second H bridge circuit (5), - the first DC decoupling capacitor (12) and the first winding (9) being looped-in in series between centre taps (15, 16) of the two bridge branches (3, 4) of the first H bridge circuit (2), and - the second DC decoupling capacitor (13) and the second winding (10) being looped-in in series between centre taps (17, 18) of the two bridge branches (6, 7) of the second H bridge circuit (5).
(FR)
La présente invention concerne un convertisseur continu-continu, CC-CC, à isolation galvanique (100) comprenant : - un premier circuit en pont H (2) ayant deux branches (3, 4), - un second circuit en point H (5) ayant deux branches (6, 7), - un transformateur (8) ayant un premier enroulement (9), un second enroulement (10) et un noyau ferromagnétique (11), - un premier condensateur de découplage CC (12), - un second condensateur de découplage CC (13), et - une unité de commande (14) qui est conçue pour commander des moyens de commutation (S1 à S4) du premier circuit en pont H (2) et des moyens de commutation (S'1 à S'4) du second circuit en pont H (5). Le premier condensateur de découplage CC (12) et le premier enroulement (9) sont montés en série entre des prises centrales (15, 16) des deux branches (3, 4) du premier circuit en pont H (2), et le second condensateur de découplage CC (13) et le second enroulement (10) sont montés en série entre des prises centrales (17, 18) des deux branches (6, 7) du second circuit en pont H (5).
Also published as
Latest bibliographic data on file with the International Bureau