WO2021219368A1 - Stator pour machine électrique et machine électrique dotée de stator - Google Patents

Stator pour machine électrique et machine électrique dotée de stator Download PDF

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Publication number
WO2021219368A1
WO2021219368A1 PCT/EP2021/059565 EP2021059565W WO2021219368A1 WO 2021219368 A1 WO2021219368 A1 WO 2021219368A1 EP 2021059565 W EP2021059565 W EP 2021059565W WO 2021219368 A1 WO2021219368 A1 WO 2021219368A1
Authority
WO
WIPO (PCT)
Prior art keywords
group
electrical
electrical conducting
conducting elements
laminated core
Prior art date
Application number
PCT/EP2021/059565
Other languages
German (de)
English (en)
Inventor
Axel Gohs
Christoph Radtke
Original Assignee
Vitesco Technologies Germany 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 Vitesco Technologies Germany Gmbh filed Critical Vitesco Technologies Germany Gmbh
Publication of WO2021219368A1 publication Critical patent/WO2021219368A1/fr

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/0056—Manufacturing winding connections
    • H02K15/0068—Connecting winding sections; Forming leads; Connecting leads to terminals
    • H02K15/0081—Connecting winding sections; Forming leads; Connecting leads to terminals for form-wound windings
    • H02K15/0087—Connecting winding sections; Forming leads; Connecting leads to terminals for form-wound windings characterised by the method or apparatus for simultaneously twisting a plurality of hairpins open ends after insertion into the machine
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/0056—Manufacturing winding connections
    • H02K15/0068—Connecting winding sections; Forming leads; Connecting leads to terminals
    • H02K15/0081—Connecting winding sections; Forming leads; Connecting leads to terminals for form-wound 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
    • H02K3/12—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/09—Machines characterised by the presence of elements which are subject to variation, e.g. adjustable bearings, reconfigurable windings, variable pitch ventilators

Definitions

  • the invention relates to a stator for an electrical machine, the stator having a laminated core in which a plurality of electrical conducting elements are arranged, the ends of which are guided over an end face of the laminated core and are at least partially selectively twisted to form an end winding in the circumferential direction of the laminated core.
  • the invention also relates to an electrical machine with the stator according to the invention.
  • Stators for electrical machines are known in principle.
  • Known stators of this type generally have a laminated core in which a plurality of electrical conducting elements are arranged, the ends of which extend beyond an end face of the laminated core and are twisted to form an end winding.
  • the electrical conductive elements comprise a first group of conductive elements and a second group of electrical conductive elements, which are designed differently from the electrical conductive elements of the first group.
  • the second group of electrical conductive elements are so-called special pins and have a different geometry and / or shape from the electrical conductive elements of the first group.
  • An alternating current connection in particular for the three phases U, V, W, with which the stator or the winding of the stator can be energized, is connected via the electrical conducting elements of the second group.
  • the arrangement of separate or different line elements in the laminated core of the stator leads to an increased number of parts of the stator, increased costs of the stator and, as a rule, also to an increased structural space for the stator in its axial
  • a stator for an electrical machine having a hollow cylinder-shaped laminated core with a first end face and a second end face formed at a distance in the axial direction of the laminated core, wherein the laminated core has a plurality of grooves spaced from one another in the circumferential direction of the laminated core, a plurality of electrical Guide elements, which are arranged in a first position in the grooves at a distance from one another in the circumferential direction of the laminated core, an end section of the electrical conductive elements being guided over the first end face and / or the second end face of the laminated core, and the end section of the electrical conductive elements of the first position in a first direction is twisted in the circumferential direction of the laminated core, each end section of the electrical conducting elements having a slanted section based on a normal of the first end face and / or the second end face and a slanted section based on a normal male of the first end face and / or the second end face,
  • a stator for an electrical machine is provided.
  • the electrical machine is preferably provided in a motor vehicle, in particular for driving the motor vehicle.
  • the electrical machine is therefore preferably located in the drive train of the motor vehicle.
  • the motor vehicle is preferably at least partially electrically driven and particularly preferably completely electrically driven.
  • the stator has a laminated core in the shape of a hollow cylinder.
  • the laminated core preferably comprises a plurality of laminated core segments which are arranged one behind the other in the axial direction of the stator.
  • the laminated core has a first end face and a second end face formed at a distance from the first end face in the axial direction of the laminated core.
  • the laminated core comprises a plurality of grooves arranged at a distance from one another in the circumferential direction of the laminated core and extending between the first end face and the second end face in the axial direction of the laminated core.
  • the grooves usually have a groove depth which, starting from a circumferential surface of the hollow cylinder-shaped laminated core, which is directed inward in the radial direction, extends outward in the radial direction.
  • the stator also has a plurality of electrical conducting elements.
  • An electrical conducting element can also be referred to as an electrical conductor.
  • the electrical conducting element can have a sheathing and / or insulation at least in sections.
  • the electrical conducting element is preferably designed as a pin and / or rod.
  • the electrical conducting element can particularly preferably have the shape of an “I” or a “U”. If the electrical conductive element or the electrical conductive elements are U-shaped, then all electrical conductive elements have the same jump width and also the same cross section. The same jump width means that the distance between the upright webs of the U-shaped electrical conducting elements is the same for all electrical conducting elements. If the electrical conducting elements are I-shaped, then all electrical conducting elements have the same cross section. There are no special pins are used, the number of parts of the stator can be reduced, whereby the cost of the stator can be reduced.
  • the electrical conducting elements are arranged in a first position in the grooves at a distance from one another in the circumferential direction of the laminated core.
  • the electrical conducting elements of the first layer are arranged on a fictitious first circle, the center of which is identical to the center of the circle of the laminated core, which is designed in the shape of a hollow cylinder. Viewed in the circumferential direction of the laminated core, only one electrical conducting element per groove is preferably arranged in the first layer.
  • An end section of the electrical conducting elements is guided over the first end face and / or the second end face of the laminated core, the end section of the electrical conducting elements of the first layer being twisted in a first direction in the circumferential direction of the laminated core.
  • the term “twisting” can also be understood to mean “deflecting” the end section in the circumferential direction of the laminated core.
  • the end section of the electrical conducting elements has a section which is inclined relative to the normal of the first end face and / or the normal of the second end face and a section which is parallel to the normal of the first end face and / or the normal of the second end face.
  • the “parallel section” can also be viewed and / or referred to as a “straight section”. A distance between the parallel section and the first end face and / or the second end face is greater than a distance between the inclined section and the first end face and / or the second end face.
  • the parallel section forms a distal end section of the electrical conducting element.
  • the first layer has a first group of the electrical conductive elements and a second group of the electrical conductive elements.
  • the first group comprises a plurality of the electrical conducting elements.
  • a plurality of the electrical conducting elements are also contained in the second group.
  • the electrical conducting elements can only be assigned to one group. They are either assigned to the first group or the second group. They cannot be included in the first and at the same time in the second group.
  • the number of electrical Conducting elements of the second group is preferably smaller than the number of electrical conducting elements of the first group.
  • a distance X between the straight sections of the electrical conducting elements of the first group arranged directly next to one another in the circumferential direction of the laminated core is in each case the same or, with the exception of manufacturing tolerances, essentially the same.
  • the distance X of the guide elements of the first group arranged directly next to one another preferably corresponds to a slot distance between the electrical guide elements arranged next to one another in the circumferential direction, preferably based on the first fictitious circle.
  • a distance Y between a straight section of an electrical conductive element of the first group and a straight section of an electrical conductive element of the second group arranged directly next to it in the circumferential direction of the laminated core is greater and / or smaller than the distance X. It is provided that for the distance Y, which is greater than the distance X, applies: 1, 1 X ⁇ Y ⁇ 1, 8 X, and for the distance Y, which is none than the distance X, the following applies: 0.1 X ⁇ Y ⁇ 0.8 X. In other words, the end sections of the electrical conducting elements of the first group are selectively twisted relative to the end sections of the electrical conducting elements of the second group.
  • a busbar can be placed between the two end sections and connected to the end section of the electrical conductive element of the second group.
  • the first layer has a first group of electrical conductive elements and a second group of electrical conductive elements, with a length of an electrical conductive element of the first group in the longitudinal direction of the electrical conductive element being equal to and / or substantially equal to a length an electrical conductive element of the second group in the longitudinal direction of the electrical conductive element. In other words, no electrical conducting elements that differ from one another are inserted into the grooves of the laminated core.
  • the electrical conducting elements of the first group and the second group are of identical design. They not only have the same length, but also the same cross-section.
  • the stator therefore does not have any special pins, for example, so that the variety of parts and the costs of the stator can be reduced.
  • this measure can also reduce the structural space of the stator in axial length, since no electrical conducting elements of different lengths are used.
  • an inclination of the inclined section of the electrical conducting elements of the first group in relation to the normal of the first end face and / or in relation to the normal of the second end face is the same as an inclination of the inclined section of the electrical conducting elements of the second group, and a length of the inclined portion of the electrical conductive elements of the first group is different from a length of the electrical conductive elements of the second group.
  • an inclination of the inclined portion of the electrically conductive elements of the first group is equal to an inclination of the inclined portion of the electrically conductive elements of the second group.
  • the inclination and / or an angle ⁇ of the inclined section is preferably greater than 25 ° and less than 75 °, in particular greater than 40 ° and less than 50 °, with the Boundaries are included. Due to the fact that all electrical conducting elements have the same helix angle, the end winding can be reduced in the axial direction of the stator.
  • the selective twist, or the Distance Y is set by the length of the inclined section of the electrical conducting elements of the second group.
  • the length of the inclined section in the longitudinal direction of the electrical conducting elements of the second group can be greater (positive selective twist) or smaller (negative selective twist) than the length of the inclined section in the longitudinal direction of the electrical conducting elements of the first group.
  • a preferred development of the invention is that the length of the inclined section of the electrical conducting elements of the second group is at least partially different from one another.
  • the second group has a plurality of electrical conducting elements, the length of the inclined sections of the electrical conducting elements of the second group being at least partially different from one another. In this way, a direct distance in the circumferential direction of the laminated core between the parallel sections of the end sections of the electrical conducting elements of the second group can preferably be set accordingly in a simple manner.
  • a preferred development of the invention is that an inclination of the inclined section of the electrical conducting elements of the first group in relation to the normal of the first end face and / or in relation to the normal of the second end face is different from an inclination of the inclined section of the electrical conducting elements of the second group, and a length of the inclined portion of the electrically conductive elements of the first group and the second group is the same.
  • the length of the inclined portion of the electrically conductive elements of the first group is equal to the length of the inclined portion of the electrically conductive elements of the second group, the inclination of the inclined portion of the electrically conductive elements of the first group being different from the inclination of the electrically conductive elements of the second group is.
  • the winding head cannot be made quite as compact.
  • this has the advantage that the selective twist, that is to say the distance Y, also after the actual twisting process for deflecting the End portions of the electrical conductive elements of the first group and the electrical conductive elements of the second group can be formed.
  • the majority of the electrical conducting elements are arranged in the first layer and in a second layer offset from the first layer in the radial direction of the laminated core, with both the first layer and the second layer each having a first group of electrical conductive elements and a second group of electrical conductive elements, and an end portion of the electrical conductive elements of the second layer is twisted in a second direction opposite to the first direction in the circumferential direction of the laminated core.
  • the invention also relates to an electrical machine with the stator according to the invention.
  • the invention also relates to a use of the electrical machine with the stator according to the invention in a drive train of an at least partially electrically driven motor vehicle.
  • the invention also relates to a motor vehicle, in particular an at least partially electrically driven motor vehicle, with the electrical machine according to the invention.
  • FIG. 1 shows a three-dimensional view of a stator as is known from the prior art
  • FIG. 2 shows a view of an electrical conducting element as an I-pin
  • FIG. 3 shows a view of the electrical conducting element in a U-shaped configuration
  • FIG. 4 shows a detail of a three-dimensional view of the stator in the area of the winding head
  • FIG. 5 shows a plan view of a section of a stator in the area of a selective twist
  • FIG. 6 shows a schematic view of the electrical conducting elements arranged next to one another and their distances from one another
  • FIG. 8 shows a detailed view of an inclined section of end sections of the electrical conducting elements in a second embodiment.
  • the stator 10 has a laminated core 12 in the shape of a hollow cylinder.
  • the laminated core 12 has a first end face 14 and a second end face 16 formed at a distance from the first end face 14 in the axial direction of the laminated core 12.
  • the laminated core 12 comprises a plurality of grooves 18 which are arranged at a distance from one another in the circumferential direction of the laminated core 12 and which extend between the first end face 14 and the second end face 16 in the axial direction of the laminated core 12.
  • the grooves 18 have a groove depth which, starting from a circumferential surface 20 of the hollow cylinder-shaped laminated core 12, which is directed inward in the radial direction, extends outward in the radial direction.
  • the stator 10 also has a plurality of electrical conducting elements 22.
  • the electrical conducting elements 22 are spaced apart from one another in the circumferential direction of the laminated core 12 in a first layer 24 and in a second layer 26 arranged offset from the first layer 24 in the radial direction of the laminated core 12 the grooves 18 arranged.
  • An end section 28 of the electrical conducting elements 22 is guided over the first end face 14 of the laminated core 12 and is twisted in the circumferential direction to form an end winding.
  • the electrical conducting elements 22 include control pins 30 and special pins 32 in each position, with the special pins 32 already having a shape different from the control pins 30 before being inserted into the grooves 18 of the sheet metal package 12. The special pins 32 thus increase the variety of parts of the stator 10.
  • the special pins 32 are usually more expensive than the control pins 30.
  • the arrangement of the control pins 30 and the special pins 32 different from the control pins 30 in the grooves 18 due to the different shapes of rule pin 30 and special pin 32 make it difficult.
  • FIGS. 2 and 3 each show a view of an electrical conducting element 22, as can be used in the stator 10 according to the invention.
  • the electrical conductive element 22 is designed to be electrically conductive.
  • the electrical conducting element 22 is preferably formed from copper and / or has at least a portion of copper.
  • the electrical conducting element 22 can be sheathed and / or insulated at least in sections.
  • the casing is preferably formed from a plastic, resin and / or resin.
  • the cross section of the electrical conducting element 22 is preferably rectangular and / or has a predominantly rectangular configuration. The latter means that the corners of the rectangular cross-section can be rounded and / or beveled.
  • Fig. 2 shows an electrical conductive element 22 in the form of a rod, in particular as a pin.
  • the pin has the shape of an "I", a so-called I-pin.
  • Fig. 3 shows an electrical conductive element 22 as a U-shaped rod.
  • I-shaped electrical conducting elements 22 or U-shaped electrical conducting elements 22 are inserted into the grooves 18 of the laminated core 12. Mixing of the different electrical conducting elements 22 is not provided and also not desired.
  • FIG. 4 shows a section of a three-dimensional view of the stator 10 in the area of the winding head.
  • the laminated core 12 is already known from FIG. 1.
  • a The difference to the stator 10 shown in FIG. 1 lies, among other things, in the electrical conducting elements 22 and in the design of the end winding.
  • the electrical conducting elements 22 are designed in an I-shape, that is to say so-called I-pins.
  • the electrical conducting elements 22 are arranged in the grooves 18 of the laminated core, with only one electrical conducting element 22 being arranged in each groove 18 in relation to the circumferential direction of the laminated core 12.
  • at least two electrical conducting elements 22 are arranged next to one another and / or at a distance from one another.
  • the electrical conducting elements 22 are arranged in the first layer 24 and in the second layer 26.
  • Each electrical conducting element 22 has an end section 28 on which is guided over the first end face 14 of the laminated core 12, the end section 28 of the electrical conducting elements 22 of the first layer 24 being twisted in a first direction 36 in the circumferential direction of the laminated core 12, and the end section 28 of the electrical conducting elements 22 of the second layer 26 is twisted in a second direction opposite to the first direction 36.
  • the term “twisting” can also be understood to mean “deflecting” the end section 28 in the circumferential direction of the laminated core 12.
  • the end section 28 of the electrical conducting elements 22 has a section 38 which is inclined relative to the normal of the first end face 14 and a section 40 which is parallel to the normal of the first end face 14.
  • the “parallel section” can also be viewed and / or referred to as a “straight section”.
  • a distance between the parallel section 40 and the first end face 14 is greater than a distance between the inclined section 38 and the first end face 14.
  • the parallel section 40 forms a distal end section of the electrical conducting element 22.
  • the first layer 24 has a first group 42 of the electrical conducting elements 22 and a second group 44 of the electrical conducting elements 22.
  • the first group 42 comprises a plurality of the electrical conducting elements 22.
  • the second group 44 contains a plurality of the electrical conducting elements 22.
  • the electrical conducting elements 22 can only be assigned to one group. Either they are in the first group 42 or in the second group 44.
  • the number of electrical conducting elements 22 in the second group 44 is smaller than the number of electrical conducting elements 22 in the first group 42.
  • a distance X between the parallel sections 40 of the electrical conducting elements 22 of the first group 42 arranged directly next to one another in the circumferential direction of the laminated core 12 is in each case the same or, with the exception of manufacturing tolerances, essentially the same.
  • the distance X of the guide elements 22 arranged directly next to one another preferably corresponds to a slot distance between the electrical guide elements 22 arranged next to one another in the circumferential direction, preferably based on the first fictitious circle.
  • a distance Y between a parallel section 40 of an electrical conductive element 22 of the first group 42 and a parallel section 40 of an electrical conductive element 22 of the second group arranged directly next to it in the circumferential direction of the laminated core 12 is greater and / or smaller than the distance X.
  • the distance Y which is greater than the distance X, the following applies: 1, 1 X ⁇ Y ⁇ 1, 8 X, and for the distance Y, which is none than the distance X, the following applies: 0.1 X ⁇ Y ⁇ 0.8 X.
  • the end sections 28 of the electrical conducting elements 22 of the first group 42 are selectively twisted with respect to the end sections 28 of the electrical conducting elements 22 of the second group 44.
  • a busbar can be placed between the two end sections 28 and connected to the end section 28 of the electrical conductive element 22 of the second group 44 are connected.
  • the installation space in the axial direction of the stator 10 can thus be reduced in a simple manner.
  • FIG. 5 shows a plan view of a section of the stator 10 in the area of the winding head.
  • both the first layer 24 and the second layer 26 have a first group 42 and a second group 44 with electrical conducting elements 22.
  • the end sections 28 of the electrical conducting elements 22 of the second group 44 are selectively twisted relative to the end sections 28 of the electrical conducting elements 22 of the first group 42.
  • the end sections 28 of the electrical conductive elements 22 of the second group 44 in the first layer 24 are arranged at least in sections next to the end sections 28 of the electrical conductive elements 22 of the second group 44 in the second layer 26.
  • FIG. 6 shows a schematic view of the electrical conducting elements 22 of the first group 42 and the second group 44, which are arranged next to one another, and their spacings from one another.
  • the inclined sections 38 of the electrical conductive elements 22 of the first group 42 and the second group 44 have the same inclination relative to the normal of the first end face 14.
  • a length of the inclined section 38 of the electrical conductive elements 22 of the first group 42 is different from a length of the electrical conducting elements 22 of the second group 44.
  • the inclination and / or an angle ⁇ of the inclined section 38, based on the normal of the first end face 14, is 40 ° in the present exemplary embodiment. Due to the fact that all electrical conducting elements 22 have the same helix angle, the end winding can be reduced in the axial direction of the stator 10.
  • the selective twist or the distance Y is set by the length of the inclined section 38 of the electrical conducting elements 22 of the second group 44.
  • the length of the inclined section 38 in the longitudinal direction of the electrical conductive elements 22 of the second group 44 is greater (positive selective twist) than the length of the inclined section 38 in the longitudinal direction of the electrical conductive elements 22 of the first group 42.
  • FIG. 7 shows a detailed view of an inclined section of end sections 28 of the electrical conducting elements 22 in the first embodiment, according to FIG. 6 with a positive twist.
  • FIG. 8 shows a detailed view of an inclined section of end sections 28 of the electrical conducting elements 22 in a second embodiment, in which an inclination of the inclined section 38 of the electrical conducting elements 22 of The first group 42 with respect to the normal of the first end face 14 is different from an inclination of the inclined section 38 of the electrical conductive elements 22 of the second group 42, and a length of the inclined section of the electrical conductive elements 22 of the first group 42 and the second group 44 is the same .
  • the length of the inclined section 38 of the electrical conductive elements 22 of the first group 42 is equal to the length of the inclined section 38 of the electrical conductive elements 22 of the second group 44, the inclination of the inclined section 38 of the electrical conductive elements 22 of the first group 42 being different on the inclination of the electrical conducting elements 22 of the second group 44.
  • the winding head cannot be made quite as compact.
  • this has the advantage that the selective twist, i.e. the distance Y, can also be formed after the actual twisting process for deflecting the end sections 28 of the electrical conducting elements 22 of the first group 42 and the electrical conducting elements 22 of the second group 44.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)

Abstract

L'invention concerne un stator (10) destiné à une machine électrique, le stator (10) comprenant un noyau feuilleté (12) dans lequel une pluralité d'éléments électriquement conducteurs (22) sont disposés, et lesdits éléments, au niveau d'une extrémité, sont guidés en travers d'une face d'extrémité (14) du noyau feuilleté (12) et sont torsadés, au moins partiellement et sélectivement, afin de former une tête de bobine dans la direction circonférentielle du noyau feuilleté (12).
PCT/EP2021/059565 2020-04-28 2021-04-13 Stator pour machine électrique et machine électrique dotée de stator WO2021219368A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020205351.0A DE102020205351A1 (de) 2020-04-28 2020-04-28 Stator für eine elektrische Maschine und elektrische Maschine mit einem Stator
DE102020205351.0 2020-04-28

Publications (1)

Publication Number Publication Date
WO2021219368A1 true WO2021219368A1 (fr) 2021-11-04

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PCT/EP2021/059565 WO2021219368A1 (fr) 2020-04-28 2021-04-13 Stator pour machine électrique et machine électrique dotée de stator

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WO (1) WO2021219368A1 (fr)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
WO2023083621A1 (fr) * 2021-11-09 2023-05-19 Vitesco Technologies Germany Gmbh Kit de mise en contact et procédé de production de machines électriques ayant différentes classes de puissance

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EP2661801A1 (fr) * 2011-01-04 2013-11-13 Tecnomatic S.p.A. Procédé et dispositif destinés à torsader les extrémités de conducteurs, en particulier de bobinages de machines électriques
DE102014206105A1 (de) * 2014-04-01 2015-10-01 Continental Automotive Gmbh Vorrichtung und Verfahren zum Biegen von Wicklungssegmenten zur Bildung einer Wicklung, Wicklungsträger, elektrische Maschine
DE102014208082A1 (de) * 2014-04-29 2015-10-29 Continental Automotive Gmbh Verfahren und Vorrichtung zum Herstellen einer Wicklung einer elektrischen Maschine
DE102015217922A1 (de) * 2015-09-18 2017-03-23 Continental Automotive Gmbh Verfahren und zweiteilige Werkzeuganordnung zum Herstellen eines Stators für eine elektrische Maschine

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JP3474824B2 (ja) 2000-02-24 2003-12-08 三菱電機株式会社 車両用交流発電機
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US9520753B2 (en) 2013-07-24 2016-12-13 GM Global Technology Operations LLC Stator assembly with winding sets having hairpins from multiple hairpin layers
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DE102017208706A1 (de) 2016-09-27 2018-03-29 Robert Bosch Gmbh Stator für eine elektrische Maschine
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Publication number Priority date Publication date Assignee Title
EP2661801A1 (fr) * 2011-01-04 2013-11-13 Tecnomatic S.p.A. Procédé et dispositif destinés à torsader les extrémités de conducteurs, en particulier de bobinages de machines électriques
DE102014206105A1 (de) * 2014-04-01 2015-10-01 Continental Automotive Gmbh Vorrichtung und Verfahren zum Biegen von Wicklungssegmenten zur Bildung einer Wicklung, Wicklungsträger, elektrische Maschine
DE102014208082A1 (de) * 2014-04-29 2015-10-29 Continental Automotive Gmbh Verfahren und Vorrichtung zum Herstellen einer Wicklung einer elektrischen Maschine
DE102015217922A1 (de) * 2015-09-18 2017-03-23 Continental Automotive Gmbh Verfahren und zweiteilige Werkzeuganordnung zum Herstellen eines Stators für eine elektrische Maschine

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023083621A1 (fr) * 2021-11-09 2023-05-19 Vitesco Technologies Germany Gmbh Kit de mise en contact et procédé de production de machines électriques ayant différentes classes de puissance

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