EP3921935A1 - Convertisseur continu-continu doté d'un condensateur de circuit d'oscillations secondaire, ainsi que procédé de fonctionnement d'un convertisseur continu-continu - Google Patents

Convertisseur continu-continu doté d'un condensateur de circuit d'oscillations secondaire, ainsi que procédé de fonctionnement d'un convertisseur continu-continu

Info

Publication number
EP3921935A1
EP3921935A1 EP20706998.0A EP20706998A EP3921935A1 EP 3921935 A1 EP3921935 A1 EP 3921935A1 EP 20706998 A EP20706998 A EP 20706998A EP 3921935 A1 EP3921935 A1 EP 3921935A1
Authority
EP
European Patent Office
Prior art keywords
primary
resonant circuit
capacitor
voltage converter
inductance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20706998.0A
Other languages
German (de)
English (en)
Inventor
Michael Finkenzeller
Mirjam Mantel
Monika POEBL
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens Energy Global GmbH and Co KG
Original Assignee
Siemens Energy Global GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens Energy Global GmbH and Co KG filed Critical Siemens Energy Global GmbH and Co KG
Publication of EP3921935A1 publication Critical patent/EP3921935A1/fr
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS 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
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33569—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
    • H02M3/33576—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements having at least one active switching element at the secondary side of an isolation transformer
    • H02M3/33584—Bidirectional converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0048—Circuits or arrangements for reducing losses
    • H02M1/0054—Transistor switching losses
    • H02M1/0058—Transistor switching losses by employing soft switching techniques, i.e. commutation of transistors when applied voltage is zero or when current flow is zero
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS 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
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/01—Resonant DC/DC converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS 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
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33569—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
    • H02M3/33573—Full-bridge at primary side of an isolation transformer
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS 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
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/4815—Resonant converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

Definitions

  • the invention relates to a DC voltage converter with a primary side of a transformer element of the DC voltage converter and with a secondary side of the Transformatorele element.
  • a first rectifier circuit and a primary-side resonant circuit are formed on the primary side and a second rectifier circuit and a secondary-side energy store are formed on the secondary side.
  • the transformer element for transmitting electrical energy is arranged between the primary side and the secondary side. Fer ner, the invention relates to a method for operating a DC voltage converter.
  • DC voltage converters which are also referred to as DC-DC converters that are operated in fully resonant mode, consist of an oscillating circuit, a transformer element and a half or full bridge circuit that stimulates the oscillating circuit.
  • ZVS zero-volt switching
  • passive components are also required.
  • these DC voltage converters from the prior art are only designed in the fully resonant mode for unidirectional operation, ie in particular for transferring energy from the primary side to the secondary side.
  • EP 2 597 766 A2 discloses a bidirectional resonant converter with a primary side and a secondary side and a transformer connecting the primary and secondary sides with a primary inductance and a secondary inductance.
  • a primary resonance network connected to the primary inductance or resonantly incorporating the primary inductance and at least one secondary-side connected to the at least one secondary inductance is provided Secondary inductance resonant integrating secondary resonance network.
  • a bidirectional DC / DC converter includes a first and a second control circuit as well as a first and a second bridge circuit, which are each connected to a first and a second DC voltage supply.
  • the first control circuit when the power supply from the first direct current supply to the second direct current supply follows, a PEM control of the first bridge circuit with a frequency that is equal to or lower than the resonance frequency of an LC resonant circuit, according to a control variable based on the voltage and current of the second DC power supply.
  • the second control circuit performs fixed frequency control of the second bridge circuit using phase shift control or the like in accordance with a control amount based on the voltage and current of the first DC power supply.
  • CN 102 064 707 A discloses an input-parallel and output-parallel combination converter under the control of a common phase shift angle.
  • a main circuit comprises more than two phase shift circuits under the control of the common phase shift angle;
  • Each phase shifter circuit consists of a transformer with leakage inductance and two bridge circuits that are connected by the transformer and the input ends of all phase shifter circuits are connected in parallel and the output ends of all phase shifting circuits are connected in parallel.
  • the bidirectional DC / DC converter circuit comprises a high-frequency transformer and a first square-wave generator and a second square-wave generator, which are arranged on the primary side and the secondary side of the high-frequency transformer.
  • the bidirectional DC / DC converter circuit further comprises a first resonance network, which is connected between the first square wave generator and egg ner primary winding of the high-frequency transformer, and a second resonance network circuit, which is connected between the second square wave generator and a secondary winding of the second square wave generator.
  • the resonance frequency provided by the first network circuit is the same as the resonance frequency provided by the second network circuit.
  • the object of the present invention is to create a DC voltage converter and a method by means of which a fully resonant DC voltage converter can be created for both directions of transmission.
  • One aspect of the invention relates to a DC voltage converter with a primary side of a transformer element of the DC voltage converter and with a secondary side of the transformer element.
  • the primary side has a first
  • Rectifier circuit and a primary-side resonant circuit and the secondary side has a second rectifier circuit and a secondary-side energy store. Between the primary side and the secondary side, the transforma- mator element for transmitting electrical energy angeord net.
  • the secondary side has a secondary resonant circuit capacitor.
  • a fully resonant system is also created on this side, so that electrical energy can be exchanged for both directions of transmission.
  • a bidirectional DC voltage converter can be provided.
  • an inductor combination avoids the need to use additional inductors for bidirectional operation.
  • the large series inductance necessary for the topology in the form of a large spread and the lower parallel inductance for ZVS operation in no-load operation can be integrated into one component.
  • it is an inductor combination with electrical isolation for the DC voltage converter.
  • a bidirectional transmission system can be formed.
  • the DC / DC converter can be used as an electrical energy store for bidirectional charging and discharging of a motor vehicle battery.
  • the motor vehicle battery thus forms the electrical energy store.
  • the motor vehicle battery can be charged, for example, from the public network, which is designed on the primary side. Should only, for example, as a buffer for the public network, the motor vehicle battery again electrical
  • the DC / DC converter according to the invention can be used both for charging and for discharging the motor vehicle battery.
  • the motor vehicle battery can thus be used as an energy store for the smart grid.
  • the second rectifier circuit is designed as an electrical full bridge.
  • the first rectifier circuit is also designed as an electrical full bridge.
  • the rectifier circuit is an active component.
  • the full bridge on the input side excites the resonance circuit - the variable switching frequency sets the required output voltage
  • the full bridge on the output side works as an active rectifier.
  • the respective full bridge can have corresponding semiconductor switches, for example MOSFETs. These semiconductor switches can be controlled, for example, by means of an electronic computing device in such a way that they switch electrical energy through or block it. This makes it possible for a fully resonant bidirectional transmission system to be formed with the active rectification on the secondary side.
  • a primary-side number of turns of the transformer element is designed to be equal to a secondary-side number of turns of the transformer element.
  • the transformer element has just as many windings on the primary side as on the secondary side.
  • a transmission ratio of 1: 1 is provided. This makes it possible that similar input and output voltage ranges and similar ranges of the switching frequency can be achieved by means of the DC voltage converter.
  • a primary leakage inductance with a first inductance value and a secondary leakage inductance with a second inductance value are arranged on the primary side, the first inductance value and the second inductance value being the same. In other words, it is a primary side
  • Leakage inductance equals a secondary leakage inductance.
  • the coupling then sensibly lies in a range of 60 percent to 80 percent. In particular, this makes it possible that similar input and output voltage ranges and similar ranges of the switching frequency can be achieved by means of the DC voltage converter.
  • a first capacitor value of a primary resonant circuit capacitor of the primary-side resonant circuit is equal to a second capacitor value of the secondary resonant circuit capacitor. This makes it possible, in particular, that similar input and output voltage ranges and ranges of the switching frequency of the full bridges can be implemented.
  • a primary-side number of turns of the transformer element is designed to be unequal to a secondary-side number of turns of the transformer element. This enables different input and output voltage ranges and ranges of the switching frequency of the full bridges to be implemented. In other words, the transformation ratio of the transformer element is not equal to 1: 1. This can be particularly useful if the secondary-side DC voltage range differs significantly from the primary-side.
  • a second capacitor value of the secondary resonant circuit capacitor is formed as the product of a first capacitor value of a first resonant circuit capacitor of the resonant circuit and a quotient of a primary leakage inductance on the primary side and a second leakage inductance on the secondary side.
  • Resonant circuit capacitor is designed as a series capacitor.
  • the first resonant circuit capacitor is also designed as a series capacitor.
  • Resonant circuit capacitor is designed as a parallel capacitor.
  • the primary resonant circuit capacitor can also be designed as a parallel capacitor.
  • a series inductance is connected in addition to the secondary resonant circuit capacitor.
  • Another aspect of the invention relates to a method for operating a DC voltage converter with a primary side of a transformer element of the DC voltage converter and with a secondary side of the transformer element.
  • the primary side with a first rectifier circuit and a primary-side resonant circuit and the secondary side with a second rectifier circuit and a secondary-side energy store are provided. Electrical energy is transmitted between the primary side and the secondary side.
  • electrical energy is bidirectionally transmitted from the primary side to the secondary side or from the secondary side to the primary side by means of a secondary oscillating circuit capacitor on the secondary side.
  • bidirectional operation of the DC voltage converter can be carried out in the method.
  • Advantageous embodiments of the DC-DC converter are to be regarded as advantageous embodiments of the method.
  • the DC / DC converter has objective features to enable the method or an advantageous embodiment thereof to be carried out.
  • the method is carried out in particular by means of the DC voltage converter.
  • the single figure shows a schematic equivalent circuit diagram of an embodiment of a DC voltage converter.
  • the figure shows a schematic equivalent circuit diagram of an embodiment of a DC voltage converter 10.
  • the DC voltage converter 10 has transformer elements 12.
  • the transformer element 12 has a primary side 14 and a secondary side 16.
  • a first rectifier circuit 18 is formed, which is designed in particular as an electrical full bridge.
  • a second rectifier circuit 20 is also madebil det, which is especially designed as an electrical full bridge.
  • the first rectifier circuit 18 in the present exemplary embodiment has four active components, in particular four MOSFETs 22 to 28, the first rectifier circuit 18 being formed by a first MOSFET 22, a second MOSFET 24, a third MOSFET 26 and a fourth MOSFET 28.
  • the second rectifier circuit 16 also has four MOSFETs 30 to 36, the second rectifier circuit 16 being formed by a fifth MOSFET 30, a sixth MOSFET 32, a seventh MOSFET 34 and an eighth MOSFET 36.
  • the primary side 14 has an intermediate circuit capacity 38, which is coupled in particular to an energy storage network, which is not shown. Furthermore, a battery capacity 40 and a battery resistor 42 are shown on the secondary side. Overall, the battery capacity 40 and the battery resistor 42, a secondary-side energy storage device 44 are provided.
  • the primary side 14 also has an oscillating circuit 46 on the primary side.
  • the primary-side resonant circuit 46 is in particular formed by a primary resonant circuit capacitor 48 and a primary resonant circuit inductance 50.
  • One aspect of the invention relates to the DC voltage converter 10 with the primary side 14 of the transformer element 12 and with the secondary side 16.
  • the primary side 14 has the first rectifier circuit 18.
  • the secondary side 16 has the second rectifier circuit 20.
  • the secondary side has the secondary-side energy store 44. Between tween the primary side 14 and the secondary side 16, the transformer element 12 for transmitting electrical energy is arranged.
  • the secondary side 16 has a secondary resonant circuit capacitor 52.
  • the inductances according to the prior art are no longer required as a result.
  • the DC voltage converter 10 is provided as an inductor combination with potential separation for the DC voltage converter 10.
  • the large series inductances necessary for the topology in the form of a large spread and the low parallel inductivity for ZVS operation near no load can be incorporated into one component, namely the inductor combination , integrate.
  • the combination with the secondary resonant circuit capacitor 52 also creates a fully resonant system on the secondary side 16 for bidirectional transmission of electrical energy.
  • the primary side with the first rectifier circuit 18 and the primary-side resonant circuit 46 provides.
  • the secondary side 16 is provided with the second rectifier circuit 16 and with the secondary-side energy store 44. Electrical energy is transmitted between the primary side 14 and the secondary side 16.
  • electrical energy is bidirectionally transmitted from the primary side 14 to the secondary side 16 or from the secondary side 16 to the primary side 14 by means of the secondary resonant circuit capacitor 52 of the secondary side 16.
  • the second rectifier circuit 20 is designed as an electrical full bridge. Furthermore, a primary-side number of turns 54 of the transformer element 12 can be configured to be equal to a secondary-side number of turns 56 of the transformer element 12.
  • a primary leakage inductance 60 with a first inductance value and a secondary leakage inductance 62 with a second inductance value are arranged on the secondary side 16, the first inductance value and the second inductance value being the same.
  • a first capacitor value of the primary resonant circuit capacitor 48 of the primary-side resonant circuit 46 is equal to a second capacitor value of the secondary resonant circuit capacitor 52.
  • the transformer element 12 can have as many windings on the primary side as on the secondary side, i.e. with a transmission ratio of 1: 1, the primary leakage inductance 60 is then in particular equal to the secondary leakage inductance 62.
  • the coupling is then sensibly in a range of 60 Percent to 80 percent.
  • the natural frequency of the respective side and thus the respective capacitor values of the vibration Circuit capacitors 48, 52 can be chosen to be the same or differ in order to achieve similar input and output voltage ranges and ranges of the switching frequency of the full bridges in the first case and different input and output voltage ranges in the second case.
  • the transformation ratio of the transformer element 12 can be selected to be different from 1: 1. This is useful if the secondary-side DC voltage range differs significantly from the primary-side.
  • the number of turns 54 on the primary side of the transformer element 12 is designed to be different from the number of turns 56 on the secondary side of the transformer element 12.
  • the second capacitor value of the secondary resonant circuit capacitor 52 is the capacitor value of the first resonant circuit capacitor 48 of the primary-side resonant circuit 46 and a quotient of the primary leakage inductance 50 of the primary side 14 and the second leakage inductance 62 of the secondary side 14.
  • the secondary resonant circuit capacitor 52 is designed as a series capacitor. This is shown in the figure. Alternatively, it can also be provided that the secondary resonant circuit capacitor 52 is designed as a parallel capacitor.
  • the primary resonant circuit capacitor 48 is designed as a series capacitor.
  • the primary resonant circuit capacitor 48 can alternatively be designed as a Paral lelkondensator.
  • the bidirectional operation and the character of the resonance converter which provides the output voltage by varying the switching frequency of the full bridge on the input side, can thereby be retained.
  • a series inductance which is not shown in the present figure, is connected.
  • the bidirectional resonance converter in other words, build the DC / DC converter 10 with a conventional transformer.
  • the serial inductance in addition to the newly introduced secondary resonant circuit capacitor 52, the serial inductance, in particular a serial choke, is required.
  • the figure shows a novel structural concept in which the additional insertion of the secondary resonant circuit capacitor 52 on the secondary side 16 of the transformer element 12 and an active rectification on the secondary side 16, a fully resonant bidirectional transmission system can arise.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)

Abstract

La présente invention concerne un convertisseur continu-continu (10) présentant un côté primaire (14) d'un élément de transformateur (12) du convertisseur continu-continu (10) et un côté secondaire (16) de l'élément de transformateur (12). Le côté primaire (14) comprend un premier circuit redresseur (18) et un circuit oscillant côté primaire (46), et le côté secondaire (16) comprend un second circuit redresseur (20) et un accumulateur d'énergie côté secondaire (44). Pour transmettre de l'énergie électrique, l'élément de transformateur (12) est disposé entre le côté primaire (14) et le côté secondaire (16), le côté secondaire (16) comprenant un condensateur de circuit d'oscillations secondaire (52). La présente invention concerne en outre un procédé.
EP20706998.0A 2019-03-21 2020-02-17 Convertisseur continu-continu doté d'un condensateur de circuit d'oscillations secondaire, ainsi que procédé de fonctionnement d'un convertisseur continu-continu Pending EP3921935A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19164288.3A EP3713066A1 (fr) 2019-03-21 2019-03-21 Convertisseur de tension continue doté d'un condensateur de circuit oscillant secondaire et procédé de fonctionnement d'un convertisseur de tension continu
PCT/EP2020/054036 WO2020187513A1 (fr) 2019-03-21 2020-02-17 Convertisseur continu-continu doté d'un condensateur de circuit d'oscillations secondaire, ainsi que procédé de fonctionnement d'un convertisseur continu-continu

Publications (1)

Publication Number Publication Date
EP3921935A1 true EP3921935A1 (fr) 2021-12-15

Family

ID=65894926

Family Applications (2)

Application Number Title Priority Date Filing Date
EP19164288.3A Withdrawn EP3713066A1 (fr) 2019-03-21 2019-03-21 Convertisseur de tension continue doté d'un condensateur de circuit oscillant secondaire et procédé de fonctionnement d'un convertisseur de tension continu
EP20706998.0A Pending EP3921935A1 (fr) 2019-03-21 2020-02-17 Convertisseur continu-continu doté d'un condensateur de circuit d'oscillations secondaire, ainsi que procédé de fonctionnement d'un convertisseur continu-continu

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP19164288.3A Withdrawn EP3713066A1 (fr) 2019-03-21 2019-03-21 Convertisseur de tension continue doté d'un condensateur de circuit oscillant secondaire et procédé de fonctionnement d'un convertisseur de tension continu

Country Status (3)

Country Link
EP (2) EP3713066A1 (fr)
CN (1) CN113950790A (fr)
WO (1) WO2020187513A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3127729A1 (fr) * 2021-10-04 2023-04-07 Vitesco Technologies Système électrique pour véhicule automobile
DE102022202957A1 (de) 2022-03-25 2023-09-28 Siemens Aktiengesellschaft DC/DC-Wandler
CN117293939A (zh) * 2022-06-20 2023-12-26 Oppo广东移动通信有限公司 充电电路、电子设备、充电系统及充电控制方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7136293B2 (en) * 2004-06-24 2006-11-14 Petkov Roumen D Full wave series resonant type DC to DC power converter with integrated magnetics
CN102064707B (zh) * 2011-01-21 2013-02-27 浙江大学 共同移相角控制下的输入并联输出并联组合变换器
DE102011119355A1 (de) * 2011-11-23 2013-05-23 FuG Elektronik GmbH Bidirektionaler resonanter Wandler
JP6172277B2 (ja) * 2013-07-11 2017-08-02 富士電機株式会社 双方向ｄｃ／ｄｃコンバータ
CN104184323A (zh) * 2014-01-14 2014-12-03 深圳市中兴昆腾有限公司 一种双向dc/dc变换电路
CN103762846A (zh) * 2014-01-27 2014-04-30 陶顺祝 一种磁集成谐振变换器
EP3133614B1 (fr) * 2015-08-18 2019-11-20 Delta Electronics (Thailand) Public Co., Ltd. Composant magnétique intégré
CN106057433B (zh) * 2016-06-28 2018-03-16 华为技术有限公司 磁集成器件、n相llc谐振转换电路和电源转换装置
CN106208419A (zh) * 2016-09-14 2016-12-07 中国矿业大学 一种恒流输出型复合谐振网络双向无线电能传输系统及其设计方法
CN108511148A (zh) * 2017-02-25 2018-09-07 华为技术有限公司 集成电感器及宽范围输出功率转换电路
CN106936320B (zh) * 2017-05-11 2024-04-26 辽宁工程技术大学 一种交错并联磁集成双向全桥llc谐振变换器

Also Published As

Publication number Publication date
WO2020187513A1 (fr) 2020-09-24
CN113950790A (zh) 2022-01-18
US20220166328A1 (en) 2022-05-26
EP3713066A1 (fr) 2020-09-23

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