WO2016169703A1 - Elektrische maschine - Google Patents
Elektrische maschine Download PDFInfo
- Publication number
- WO2016169703A1 WO2016169703A1 PCT/EP2016/055542 EP2016055542W WO2016169703A1 WO 2016169703 A1 WO2016169703 A1 WO 2016169703A1 EP 2016055542 W EP2016055542 W EP 2016055542W WO 2016169703 A1 WO2016169703 A1 WO 2016169703A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- stator
- rotor
- winding
- potting material
- electric machine
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/52—Fastening salient pole windings or connections thereto
- H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
- H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/52—Fastening salient pole windings or connections thereto
- H02K3/527—Fastening salient pole windings or connections thereto applicable to rotors only
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
-
- 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
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
- H02K2203/12—Machines characterised by the bobbins for supporting the windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/24—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
Definitions
- the present invention relates to an electric machine comprising a rotor and a stator, wherein the rotor and / or the stator are formed such that they have a plurality of segments.
- Electromechanical transducers convert electrical energy into mechanical energy (electric motor) and / or mechanical energy into electrical energy (generator). This electromechanical transformation is based on electromagnetic induction.
- the rotor comprises a plurality of permanent magnets and the stator comprises a plurality of stator windings (electromagnets) on which one or more switching rings are arranged.
- a permanent magnet synchronous machine PSM
- a current flow in the stator winding can be generated (generator), or due to the magnetic field generated by the stator, a rotation of the rotor can be effected (electric motor).
- flux switching permanent magnet machine This also includes a stator, a rotor, permanent magnets and wire windings (electromagnets), but all parts are arranged on the stator.
- the stator is arranged coaxially with the rotor and encloses it.
- Electric machines thus generally include a fixed stator, a movable rotor, permanent magnets and electromagnets.
- Both rotor, as well as stator are generally annular and coaxial with each other, wherein the rotor is rotatably mounted about an axis of rotation in or around the annular stator.
- Rotor and / or stator are usually made of a laminated core and / or several laminated cores and often consist of individual rotor and / or stator teeth, which are positioned on a rotor and / or stator support.
- the switching rings are used to interconnect the individual stator and / or rotor windings with one another and are generally arranged on the stator and / or rotor windings, at the top of the stator windings and / or rotor windings.
- the switching rings are usually used in an annular switching element carrier, wherein the switching element carrier is attached, for example via a clip connection to the rotor and / or the stator. This requires in many cases a disadvantageous increase of the rotor and / or the stator and thus an increased space requirement in the vertical direction.
- document DE 10201 1 108 042 A1 describes a stator with stator windings for an electric machine and a method for producing a stator of the same type for an electric machine, wherein the stator (ring) is composed of a plurality of single tooth segments (with stator windings), which are at least partially surrounded with a potting compound such that a stator-carrier is formed.
- a contacting device in particular a switching ring, when casting the Einzelieresegmente shed through the potting compound with.
- the former requires the need to align the copper tracks of the shift rings within the mold so that when casting with potting no change in position of the copper tracks takes place, so that, for example, to an unwanted contacting of the individual copper tracks with each other.
- the first possibility requires only a fixed, irreversible, configuration of the interconnection and thus no freedom for any maintenance and / or repair work.
- the document DE 10 2012 021 494 A1 discloses an electrical machine comprising a stator and a rotor, wherein the stator and / or rotor windings and / or permanent magnets comprises.
- the electrical machine has an oleophobic-hydrophobic layer structure in the region of the windings and / or in the region of the switching rings for the electrical connection of the windings and / or as magnetic bonding.
- the upper region of the winding head, as well as the switching ring is embedded in a potting compound, which is formed in the form of the layer structure with oleophobic-hydrophobic surface finish.
- an electric machine comprising a rotor and a stator, wherein the rotor and / or the stator are formed such that they have a plurality of segments and each individual segment is at least partially wrapped by one winding, each individual segment in the region of the winding is at least partially surrounded by a potting material, wherein the potting material in the region of the winding has at least one axial recess in the at least one circuit element is arranged.
- the electric machine comprises a rotor and a stator, wherein the rotor and / or the stator have a plurality of individual segments.
- the individual segments thus essentially form the rotor and / or stator.
- each individual segment of the stator and / or of the rotor is wrapped at least in sections by one winding in each case and surrounded at least in regions by a potting material in the region of the winding.
- the winding is preferably a wire winding.
- the potting material has at least one axial recess in the region of the winding, this axial depression serving to receive circuit elements.
- the circuit elements are used according to the present invention, in particular the interconnection of the individual windings, wherein the circuit elements are preferably made of a conductive material.
- circuit element can also be understood as any type of sensor element and / or electronic element.
- the potting material in the region of the winding has a plurality of axial depressions and in each of the axial depressions of the potting material in each case at least one circuit element is arranged.
- each individual winding has a contacting device, wherein the contacting device is not completely surrounded by the casting compound, so that contacting of the respective winding with the respective circuit element can take place by means of the contacting device.
- the contacting device is in the region of the axial depression or lies in one of the axial depressions.
- the individual segments are formed in a top view in the direction of the axis of rotation of the stator and / or rotor is substantially T-shaped and thus have a vertical portion and a horizontal portion, wherein the respective winding about the vertical portion of the T-shaped Segway runs.
- the potting material is electrically insulating and thermally conductive.
- the potting material is a plastic.
- stator and / or rotor are arranged in a substantially annular design of the stator and / or rotor.
- At least one cooling channel is introduced into the casting material and / or at least one cooling channel is formed in the casting material.
- FIG. 1 shows a perspective view of a segment of a rotor and / or stator with winding.
- Fig. 5 shows a sectional view through the perspective view in
- Fig. 6 shows a plan view of a segment of a rotor and / or
- Fig. 7 shows a detailed sectional view of a head portion
- Winding of a segment of a rotor and / or a stator according to the invention.
- FIGS. 1 to 7 merely show different views of a single segment 1 of a rotor and / or stator of an electric machine according to the invention.
- the electric machine according to the invention comprises a rotor and a stator, wherein the rotor and / or the stator have a plurality of individual segments 1.
- the individual segments thus essentially form the rotor and / or stator.
- Fig. 1 shows a segment of the rotor and / or the stator, wherein the segment 1 is partially wrapped by a winding 2.
- the segment 1 is formed in a plan view in the direction of the axis of rotation of the stator and / or rotor is substantially T-shaped and thus has a vertical portion 7 and a horizontal portion 8.
- the winding 2 extends around the vertical portion 7 of the T-shaped segment.
- the segment 1 is surrounded by a potting material 3 in the region of the winding 2, as can be seen in particular in FIG. 2.
- the winding 2 is completely surrounded by potting material 3 around the vertical section 7 of the segment 1.
- FIG. 3 and FIG. 4 in the region of the winding 2, in particular in the head region 9 of the winding 2, a plurality of axial grooves formed in the casting material 3 are formed Wells 4 shown. These axial recesses 4 serve to receive at least one circuit element 5 (FIG. 6).
- FIG. 5 shows a sectional view of the segment 1 of the rotor and / or stator shown in FIGS. 3 and 4. Again, the axial recesses 4 in the head region 9 of the winding 2 in the potting material 3 are clearly visible.
- the winding 2 has a contacting device 6 in the form of two wire ends (FIGS. 1, 7), wherein the contacting device 6 is not completely surrounded by the casting compound 3, so that it can be turned into a contact via the contacting device 6 Contacting the winding 2 with the respective circuit element 5 can come.
- the contacting device 6 is arranged in the region of the axial recess 4.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
- Windings For Motors And Generators (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201680023609.8A CN107534347A (zh) | 2015-04-23 | 2016-03-15 | 电机 |
DE112016001854.1T DE112016001854A5 (de) | 2015-04-23 | 2016-03-15 | Elektrische Maschine |
US15/567,658 US20180123404A1 (en) | 2015-04-23 | 2016-03-15 | Electrical machine |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015207467 | 2015-04-23 | ||
DE102015207467.6 | 2015-04-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016169703A1 true WO2016169703A1 (de) | 2016-10-27 |
Family
ID=55527925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2016/055542 WO2016169703A1 (de) | 2015-04-23 | 2016-03-15 | Elektrische maschine |
Country Status (4)
Country | Link |
---|---|
US (1) | US20180123404A1 (de) |
CN (1) | CN107534347A (de) |
DE (1) | DE112016001854A5 (de) |
WO (1) | WO2016169703A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109676112A (zh) * | 2017-10-18 | 2019-04-26 | 上海汽车集团股份有限公司 | 电机定子绕组接头的连接工艺及铸造模具组件 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102022208759A1 (de) | 2022-08-24 | 2024-02-29 | Universität Stuttgart, Körperschaft Des Öffentlichen Rechts | Statorzahn, Statorsegment, Statorkörper und Stator |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060145548A1 (en) * | 2003-02-14 | 2006-07-06 | Tetsuo Wakita | Stator coil module, method of manufacturing the same, and electric rotating machine |
US20070114878A1 (en) * | 2005-11-21 | 2007-05-24 | Toyota Jidosha Kabushiki Kaisha | Split stator of electric motor |
US20100194214A1 (en) * | 2007-09-27 | 2010-08-05 | Toyota Jidosha Kabushiki Kaisha | Stator structure |
JP2011244627A (ja) * | 2010-05-19 | 2011-12-01 | Toyota Motor Corp | 固定子製造方法 |
DE102011108042A1 (de) | 2011-07-19 | 2012-01-26 | Daimler Ag | Stator für eine elektrische Maschine und Verfahren zu dessen Herstellung |
US20120286593A1 (en) * | 2010-03-03 | 2012-11-15 | Nidec Corporation | Stator and motor |
DE102012021494A1 (de) | 2012-11-02 | 2014-05-08 | Volkswagen Aktiengesellschaft | Schichtstruktur auf Silikonbasis mit oleophob-hydrophober Oberfläche sowie elektrische Maschine mit einer solchen |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8030818B2 (en) * | 2004-06-15 | 2011-10-04 | Siemens Energy, Inc. | Stator coil with improved heat dissipation |
JP4670942B2 (ja) * | 2008-11-21 | 2011-04-13 | トヨタ自動車株式会社 | 回転電機 |
JP5353366B2 (ja) * | 2009-03-27 | 2013-11-27 | アイシン精機株式会社 | 回転電機のステータ |
GB2475732B (en) * | 2009-11-27 | 2013-05-29 | Protean Electric Ltd | Coil tooth assembly |
JP5775173B2 (ja) * | 2011-11-22 | 2015-09-09 | 本田技研工業株式会社 | 回転電機 |
-
2016
- 2016-03-15 WO PCT/EP2016/055542 patent/WO2016169703A1/de active Application Filing
- 2016-03-15 DE DE112016001854.1T patent/DE112016001854A5/de not_active Withdrawn
- 2016-03-15 US US15/567,658 patent/US20180123404A1/en not_active Abandoned
- 2016-03-15 CN CN201680023609.8A patent/CN107534347A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060145548A1 (en) * | 2003-02-14 | 2006-07-06 | Tetsuo Wakita | Stator coil module, method of manufacturing the same, and electric rotating machine |
US20070114878A1 (en) * | 2005-11-21 | 2007-05-24 | Toyota Jidosha Kabushiki Kaisha | Split stator of electric motor |
US20100194214A1 (en) * | 2007-09-27 | 2010-08-05 | Toyota Jidosha Kabushiki Kaisha | Stator structure |
US20120286593A1 (en) * | 2010-03-03 | 2012-11-15 | Nidec Corporation | Stator and motor |
JP2011244627A (ja) * | 2010-05-19 | 2011-12-01 | Toyota Motor Corp | 固定子製造方法 |
DE102011108042A1 (de) | 2011-07-19 | 2012-01-26 | Daimler Ag | Stator für eine elektrische Maschine und Verfahren zu dessen Herstellung |
DE102012021494A1 (de) | 2012-11-02 | 2014-05-08 | Volkswagen Aktiengesellschaft | Schichtstruktur auf Silikonbasis mit oleophob-hydrophober Oberfläche sowie elektrische Maschine mit einer solchen |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109676112A (zh) * | 2017-10-18 | 2019-04-26 | 上海汽车集团股份有限公司 | 电机定子绕组接头的连接工艺及铸造模具组件 |
Also Published As
Publication number | Publication date |
---|---|
US20180123404A1 (en) | 2018-05-03 |
CN107534347A (zh) | 2018-01-02 |
DE112016001854A5 (de) | 2018-01-04 |
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