EP3411943A1 - Ensemble convertisseur continu-continu pour machine électrique - Google Patents

Ensemble convertisseur continu-continu pour machine électrique

Info

Publication number
EP3411943A1
EP3411943A1 EP17702815.6A EP17702815A EP3411943A1 EP 3411943 A1 EP3411943 A1 EP 3411943A1 EP 17702815 A EP17702815 A EP 17702815A EP 3411943 A1 EP3411943 A1 EP 3411943A1
Authority
EP
European Patent Office
Prior art keywords
winding
converter
stator
electric machine
converter arrangement
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.)
Withdrawn
Application number
EP17702815.6A
Other languages
German (de)
English (en)
Inventor
Magnus Jaster
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.)
Vitesco Technologies GmbH
Original Assignee
Continental Automotive GmbH
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 Continental Automotive GmbH filed Critical Continental Automotive GmbH
Publication of EP3411943A1 publication Critical patent/EP3411943A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/04—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for rectification
    • H02K11/049—Rectifiers associated with stationary parts, e.g. stator cores
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/0094—Structural association with other electrical or electronic devices
    • 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
    • H02M1/0095—Hybrid converter topologies, e.g. NPC mixed with flying capacitor, thyristor converter mixed with MMC or charge pump mixed with buck
    • 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
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
    • H02M3/1584—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load with a plurality of power processing stages connected in parallel
    • 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
    • H02M3/337—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 in push-pull configuration
    • H02M3/3372—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 in push-pull configuration of the parallel type
    • 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
    • H02M7/53—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 using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/537—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
    • H02M7/5387—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration

Definitions

  • the invention relates to a DC / DC converter arrangement for an electrical machine.
  • a Sta ⁇ torblechonce serves to drive a rotor, wherein a stator winding causes by a current flow a magnetic field, which generates a moment between the stator and the rotor to the rotating drive.
  • a DC-DC converter In electric vehicles and hybrid vehicles, a DC-DC converter is typically used to support a 12V vehicle electrical system.
  • a DC-DC converter converts a DC voltage into a DC voltage with a higher, lower or inverted voltage level, which takes place by means of a periodically operating electronic switch and by means of at least one temporary storage for energy.
  • As an intermediate ⁇ memory or for isolation is either an inductor or a transformer (for higher voltages) used.
  • the inductance or the transformer is also required for filtering high-frequency current components, which are generated in the DC voltage converter.
  • the inductance or the inductance or the inductance is either an inductor or a transformer (for higher voltages) used.
  • the inductance or the transformer is also required for filtering high-frequency current components, which are generated in the DC voltage converter.
  • the inventive DC-DC converter arrangement for an electrical machine comprises a DC-DC converter and a stator having a first winding and at least one second winding, wherein the first winding is arranged for operating the electrical machine, and the at least one second winding for providing an inductance for the DC-DC converter is set up.
  • the at least one second coil may be incorporated into a lamination stack of the stator of an electrical machine and provides an additional inductance ready to which the DC clamping ⁇ voltage converter can be used for its operation.
  • the inductance of the at least one second winding can be used as a buffer, as an insulating element and as a filter element for high-frequency current components which are generated in the DC-DC converter.
  • the winding may preferably be arranged on the stator such that each conductor of the second winding, which passes through the stator in the axial direction and is exposed to the magnetic field of one pole, is connected in series with another conductor which is suitable for each magnetic excitation and Position of the rotor is exposed to the same field as the field of the first conductor.
  • the connection of the two conductors is preferably carried out on one side of the stator with respect to the axis of rotation. As a result, the induced voltages in this conductor loop cancel each other out and at the ends on the other side no potential difference can be measured.
  • the at least one second winding thus becomes special little influenced by the magnetic flux in the stator, which is generated by the operation of the electric machine.
  • Parts of the DC-DC converter are thus integrated into the stator, whereby existing structures can be used.
  • the at least one second winding can be cooled by an already existing cooling system for the first winding of the stator.
  • Other useful for the DC-DC converter structures of the stator or the electric machine for example, the winding technology, PCB connection, power and the microprocessor.
  • a power electronics of the DC-DC converter is integrated in a circuit board of an inverter of the electric machine.
  • the stator may further comprise a plurality of second windings.
  • the plurality of second windings are distributed within the stator, and make a contribution that the current intensity is minimized in ⁇ nergur of individual lines or kept particularly small.
  • the at least one second winding comprises two parallel wires or conductors.
  • a transformer is generated, which is particularly advantageous for applications with high-voltage systems.
  • transmission ratios not equal to 1 can be realized with this embodiment with appropriate adaptation of the second winding.
  • a star point of the electric machine provides a clocked and regulated voltage output. This allows for extra simple way an integration of inverter and DC-DC converter.
  • FIG. 1 is a perspective partial view of an embodiment of a Ausu ⁇ tion of a DC-DC converter arrangement according to the invention with a second winding
  • Fig. 2 is a perspective view of the second winding according to
  • FIG. 3 shows an electrical circuit diagram of an embodiment of a DC-DC converter arrangement for a low-voltage system
  • FIG. 4 shows an electrical circuit diagram of an embodiment of a DC-DC converter arrangement for a high-voltage system
  • Fig. 5 is an electrical circuit diagram of an embodiment of a DC-DC converter arrangement for a low-voltage system
  • FIG. 6 shows an electrical circuit diagram of an embodiment of a DC-DC converter arrangement for a high-voltage system.
  • Fig. 1 shows the upper part of a stator 1 of an electric machine not further shown by FIG.
  • the stator comprises winding grooves 3 arranged along its inner periphery 2 for a first winding (not shown) for operation of the electrical machine.
  • a second winding 5 for providing an inductance for a DC-DC converter not shown by Fig. 1 is arranged.
  • the second winding 5 comprises four conductor sections 6 running parallel to one another and parallel to a longitudinal axis of the stator 1, wherein each of the conductor sections 6 comprises four conductors 7 or wires running parallel to one another and parallel to the longitudinal axis.
  • the conductor sections 6 are interconnected at oppositely lying ⁇ front ends of the stator 1 via webs.
  • FIG. 3 shows a low-voltage network, eg a 48V network, with three phases u, v and w of a first winding 9 of a stator of an electrical machine 10 with an inverter 11, the electric machine 10 operating here as a generator for operating a load R L , Within the stator, an inductance Lstator is provided, which is formed by a second winding 5 within the stator and is available to a DC-DC converter.
  • the star point of the electric machine 10 is used according to this embodiment for the provision of a clocked and regulated voltage output, whereby an integration of inverter 11 and DC-DC converter is provided.
  • FIG. 4 shows a high-voltage network HV with three phases u, v and w of a first winding 9 of a stator of an electric machine 10 with an inverter 11, wherein the electric machine 10 operates as a generator for operating a load R L , which in a low-voltage network LV is arranged.
  • a transformer 12 is arranged, which transforms a higher DC voltage in the high-voltage network HV into a lower DC voltage in the low-voltage network, wherein the transformer 12 - like shown by Fig. 1 - is formed by two mutually parallel conductors or wires and a DC voltage ⁇ converter is available.
  • the star point of the electric machine 10 is used according to this embodiment for the provision of a clocked and regulated voltage output, whereby an integration of inverter 11 and DC-DC converter is provided.
  • Fig. 5 shows a DC-DC converter 18 in the form of a buck and boost converter with the inductor 5 which is formed by the arrangement shown in Figure 1 of conductors in a stator in a second winding.
  • the switch 14 and the voltage source 13 are not needed.
  • the source 13 and the switch 14 is required, wherein the parallel resistor 16 and the voltage source 15 are omitted.
  • FIG. 6 shows a DC-DC converter 19 with the transformer 5 which is formed by the arrangement of conductors in a stator in a second winding described in FIG. In this arrangement, a load 16 is operated in a low-voltage network from the high-voltage source 17.

Abstract

L'invention concerne un ensemble convertisseur continu-continu pour une machine électrique (10). L'ensemble convertisseur continu-continu comprend un convertisseur continu-continu (18, 19) et un stator (1) muni d'un premier enroulement (9) et d'au moins un deuxième enroulement (5), le premier enroulement (9) étant conçu pour faire fonctionner la machine électrique (10), et ledit au moins un deuxième enroulement (5) étant conçu pour fournir une inductance (LStator) pour le convertisseur continu-continu (18, 19).
EP17702815.6A 2016-02-01 2017-01-26 Ensemble convertisseur continu-continu pour machine électrique Withdrawn EP3411943A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016201444.7A DE102016201444B4 (de) 2016-02-01 2016-02-01 Gleichspannungswandler-Anordnung für eine elektrische Maschine
PCT/EP2017/051696 WO2017133962A1 (fr) 2016-02-01 2017-01-26 Ensemble convertisseur continu-continu pour machine électrique

Publications (1)

Publication Number Publication Date
EP3411943A1 true EP3411943A1 (fr) 2018-12-12

Family

ID=57960418

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17702815.6A Withdrawn EP3411943A1 (fr) 2016-02-01 2017-01-26 Ensemble convertisseur continu-continu pour machine électrique

Country Status (4)

Country Link
EP (1) EP3411943A1 (fr)
CN (1) CN108702064A (fr)
DE (1) DE102016201444B4 (fr)
WO (1) WO2017133962A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019217302A1 (de) * 2019-11-08 2021-05-12 Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg Kältemittelverdichter eines Elektro- und Hybridfahrzeugs

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4220883A (en) * 1977-11-07 1980-09-02 Dante Padoan Stator core for electric motor with transformer coil or the like incorporated therein but magnetically isolated therefrom
GB2289581A (en) * 1994-05-14 1995-11-22 Marconi Gec Ltd Alternator and static converter system
DE19652186C2 (de) * 1996-12-14 1999-04-15 Danfoss As Elektrischer Motor
CN2640102Y (zh) * 2003-08-18 2004-09-08 何石思 稀土两相发电机
JP4455145B2 (ja) * 2004-04-27 2010-04-21 株式会社東芝 鉄道車両駆動制御装置
JP4367391B2 (ja) * 2005-09-01 2009-11-18 トヨタ自動車株式会社 充電制御装置および電動車両
CN101361254B (zh) * 2005-11-24 2012-05-30 株式会社小松制作所 Ac连接双方向dc—dc转换器、使用了该转换器的混合电源系统及混合动力车辆
US8446024B2 (en) * 2010-03-16 2013-05-21 Hamilton Sundstrand Corporation Electrical machines with integrated power and control and including a current source inverter
EP2632023B1 (fr) * 2010-10-19 2019-06-26 Nissan Motor Co., Ltd Machine dynamo-électrique et système de machine dynamo-électrique embarqué
DE102012209829A1 (de) * 2012-04-20 2013-10-24 Robert Bosch Gmbh Kraftfahrzeugbordnetz mit Teilnetzen und Generatoranordnung, Generatoranordnung und Verfahren zum Betreiben eines Bordnetzes
JP6381974B2 (ja) * 2014-06-03 2018-08-29 株式会社日立製作所 回転電機

Also Published As

Publication number Publication date
DE102016201444B4 (de) 2018-11-15
CN108702064A (zh) 2018-10-23
DE102016201444A1 (de) 2017-08-03
WO2017133962A1 (fr) 2017-08-10

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