WO2021003510A2 - Stator pour une machine à flux axial - Google Patents

Stator pour une machine à flux axial Download PDF

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Publication number
WO2021003510A2
WO2021003510A2 PCT/AT2020/060264 AT2020060264W WO2021003510A2 WO 2021003510 A2 WO2021003510 A2 WO 2021003510A2 AT 2020060264 W AT2020060264 W AT 2020060264W WO 2021003510 A2 WO2021003510 A2 WO 2021003510A2
Authority
WO
WIPO (PCT)
Prior art keywords
stator
tooth
sheet metal
laminated core
coil windings
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.)
Ceased
Application number
PCT/AT2020/060264
Other languages
German (de)
English (en)
Other versions
WO2021003510A3 (fr
Inventor
Christian DORFBAUER
Dietmar Andessner
Gerold Stetina
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.)
Miba Sinter Austria GmbH
Original Assignee
Miba Sinter Austria 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 Miba Sinter Austria GmbH filed Critical Miba Sinter Austria GmbH
Publication of WO2021003510A2 publication Critical patent/WO2021003510A2/fr
Publication of WO2021003510A3 publication Critical patent/WO2021003510A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/24—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets axially facing the armatures, e.g. hub-type cycle dynamos
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/02—Details of the magnetic circuit characterised by the magnetic material
    • 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
    • H02K1/14—Stator cores with salient poles
    • H02K1/146—Stator cores with salient poles consisting of a generally annular yoke 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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/14—Stator cores with salient poles
    • H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
    • H02K1/148—Sectional cores
    • 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
    • H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
    • H02K1/182—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to stators axially facing the rotor, i.e. with axial or conical air gap
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/021—Magnetic cores
    • H02K15/022—Magnetic cores with salient poles

Definitions

  • the invention relates to a stator for an axial flux machine, comprising a plurality of stator teeth, which have a tooth body and a return element, and with several coil windings.
  • the invention also relates to a stator for an axial flux machine, comprising a plurality of stator teeth that have an SMC material and a tooth body made of a soft magnetic material different from the SMC material, and each having a tooth base and a tooth tip, the tooth tip has a flux collecting element, and with a plurality of coil windings.
  • the invention further relates to an axial flux machine comprising at least one stator and at least one rotor.
  • the rotor has a plurality of permanent magnets or permanent magnet poles, which rotate past opposing electro-magnetically excitable poles of the stator separated by an air gap.
  • the electromagnetically excitable poles are designed, for example, as stator teeth made of a soft magnetic material, as described, for example, in DE 10 2016 207 943 A1, around the tooth core of which an electrically conductive winding generates a magnetic field when energized.
  • a torque is applied to the rotor by energizing the stator teeth, which are arranged uniformly and concentrically in the circumferential direction of the stator, or their windings, depending on the rotor position.
  • stator teeth which are arranged uniformly and concentrically in the circumferential direction of the stator, or their windings, depending on the rotor position.
  • very high power and / or torque densities may be required.
  • the object of the present invention was to provide a stator for an improved axial flux machine.
  • the object of the invention is achieved in the aforementioned stator in that the return element consists of a rolled laminated core in which recesses are arranged. - 2nd
  • the object of the invention is also achieved in the axial flux machine mentioned at the outset in that the at least one stator is designed according to the invention.
  • the advantage here is that the rolled return element improves the flux density and the punching waste can be reduced in the manufacture of the stator. Due to the hybrid design of the stator teeth made of the SMC and the soft magnetic material, the magnetic flux density through the stator teeth or through the windings surrounding them can be increased, whereby the efficiency and the torque or the torque density of the axial flux machine can be increased depending on the design priority . Thanks to the combination of materials, the three-dimensional magnetic flux guidance achieved by the SMC material can be maintained even if the magnet utilization is significantly higher due to the increased flux density in the body of the teeth. In addition, by using the more expensive SMC materials only for the flux collecting elements, a corresponding reduction in the manufacturing costs of the stator can be achieved.
  • one embodiment of the stator can provide that the tooth bodies consist of sheet metal elements made of co-oriented sheet metal or include this. According to one embodiment of the stator, it can be provided that the flux collecting elements are positively connected to the respective tooth bodies. Due to the positive fit of the connection, the assembly of the flux collecting elements on the tooth body can be simplified and their retention on the tooth body can be improved.
  • the tooth bodies are each formed by a laminated core, possibly rolled, whereby eddy current losses can be avoided in the tooth bodies and a higher 2D flux density can be achieved.
  • the punching waste can be reduced in the manufacture of the stator. - 3 -
  • stator teeth are arranged on a return element, the return element being formed by a rolled sheet metal. Due to the rolled stator yoke, the punching waste can be reduced compared to the “layered” yoke. According to a further embodiment of the stator, it can be provided that the return element and the tooth bodies are formed integrally with one another, with which better contact between the return element and the tooth bodies can be achieved. In addition, the number of individual parts for assembling the stator can be reduced. The entire unit comprising the return element and the tooth bodies can thus be made from a one-piece, rolled sheet metal.
  • the coil windings can be a plugged concentrated coil windings in another variant of the stator.
  • the advantage of an increased fill factor in the groove can thus also be achieved. It is also possible, however, for the coil windings to be inserted, distributed coil windings, with which an increased fill factor can also be achieved. In addition, a reduction in the harmonic component of the induced voltage can be achieved.
  • the laminated core is composed of several individual laminated cores.
  • the sheet-metal package or the sheet-metal packages have / have sheet-metal lamellae which are connected to one another. By connecting the sheet metal lamellas, the machine handling of the sheet metal stacks can be improved.
  • the sheet metal lamellas are preferably connected to one another without short-circuits, for example glued to one another or baked with a baking varnish. But it is also possible for the sheet metal lamellas to be welded to one another, in particular spot-welded, caulked or jammed. - 4 -
  • the one-piece laminated core consisting of the return element and the tooth bodies can be fixed via punched holes in another variant of the stator.
  • the stator can be better exposed to increased mechanical requirements (e.g. vibrations).
  • expensive bonding or potting processes can be dispensed with.
  • the one-piece laminated core consisting of the return element and the tooth bodies is screwed axially into a stator housing, whereby a simple and also cost-reducing variant of the stator can be achieved.
  • the stator can be prefabricated to a high degree and then assembled so that it can be dismantled. This variant is particularly advantageous for large axial flow machines.
  • stator it can be provided that free spaces are formed under the winding heads on the side facing away from the air gap, in which at least one cooling element and / or an interconnection of the coil windings and / or at least one fastening element is arranged, whereby the Machine room of the axial flow machine can be reduced.
  • the cooling can thus be arranged very close to the heat source, whereby the efficiency of the cooling can be improved.
  • stator it can also be provided that electrical insulation is arranged between connection points of two adjacent laminated cores, whereby eddy currents can be better prevented.
  • this has two stators to increase the power density, a rotor being arranged between the two stators in the axial direction.
  • FIG. 1 shows a first variant embodiment of an axial flow machine
  • FIG. 3 shows a stator in an oblique view seen from the air gap and with partially removed
  • FIG. 4 shows a first variant embodiment of a flow collecting element in an oblique view
  • FIG. 5 shows a variant of a stator in an oblique view seen from the air gap and with partially removed flux collecting elements
  • FIG. 6 shows a second embodiment variant of a flow collecting element in an oblique view
  • FIG. 8 shows a detail from a rolled yoke element formed in one piece with the tooth bodies of the stator teeth
  • FIG. 10 shows a detail of another embodiment variant of the stator.
  • FIG. 1 shows a first embodiment variant of an axial flux machine 1 comprising at least one stator 2 and at least one rotor 3.
  • the axial flux machine 1 can, for example, have two rotors 3 between which the stator 2 is arranged.
  • FIG. 1 shows a first embodiment variant of an axial flux machine 1 comprising at least one stator 2 and at least one rotor 3.
  • Magnets 4 for example permanent magnets, are arranged on the rotor 3 or the rotors 3.
  • the at least one stator 2 and the at least one rotor 3 can be arranged in an optionally present housing 5, as is indicated by dashed lines in FIG.
  • a plurality of stators 3 can also be arranged.
  • all stators 3 are preferably designed in the same way, so that the following statements also apply to the possible 6th
  • FIG. 2 shows an embodiment variant of the axial flow machine 1 in which only one rotor 3 is arranged.
  • the rotor 3 is - viewed in the axial direction - arranged between two stators 2 which are designed according to the invention.
  • the rotor 3 is equipped on both sides with several magnets 4 (permanent magnets).
  • the two stators 2 are arranged so that Flusssam meletti 6 are each arranged on the side of the stator 2 facing away from the rotor 3, ie on the outside.
  • the stator 3 shows a first variant of the stator 2 for the axial flux machine 1.
  • the stator 2 has several stator teeth 7.
  • the stator teeth 7 each have a tooth body 8. Furthermore, the stator teeth 7 have opposite end sections in an axial direction 9, which form a tooth head and a tooth foot.
  • the stator teeth 7 are each wrapped with a coil winding 10 (only indicated schematically in FIG. 3).
  • the tooth bodies 8 rest in the axial direction 7 on an, in particular plate-shaped, return element 11 or are at least partially inserted into the return element 11, for which purpose it can have corresponding recesses in which the tooth bodies 8 are preferably received in a form-fitting manner.
  • the return element 11 is preferably formed in one piece.
  • stator teeth 7 At least between the coil winding 10 and the tooth body 8, an electrical insulation not further presented is arranged.
  • the number of stator teeth 7 shown in the figures is not to be understood as limiting. Rather, their number depends on the respective conditions in the use of the stator 2 or the axial flux machine 1 or their desired performance features.
  • stator teeth 7 are evenly distributed over the circumference of the stator 2. In particular, viewed in the direction of the axial direction 9, they have an at least approximately trapezoidal cross-sectional area.
  • FIG. 3 a flux collecting element 6 has been removed in order to enable a better view of the stator teeth 7. - 7 -
  • the in particular ring-shaped and preferably plate-shaped return element 11 of the stator 2 can consist of a material customary for this purpose.
  • the flux collecting elements 6 (also referred to as pole shoes) consist of a so-called SMC material (Soft Magnetic Composite). They are preferably manufactured using powder metallurgy and enable low-loss, three-dimensional magnetic flux guidance. Since such powder metallurgy processes are known per se, further explanations are not necessary.
  • SMC materials have been known for a long time. It is a powder made of soft magnetic material whose surface is coated with an electrically insulating layer. These powders are consolidated into soft magnetic components by pressing.
  • the SMC powder has particles which comprise a core which is surrounded by an insulating layer or a plurality of insulating layers, or consists of the core and the at least one insulating layer. If necessary, a binder layer can be applied to the outside of the insulating layer, with which the individual particles can be connected to one another.
  • the core of the SMC powder particles can contain or consist of pure iron. However, other magnetizable materials or alloys can also be used as the core, such as iron alloys, which are usually used for the production of electrical steel sheets.
  • the at least one insulating layer can be organic, e.g. a silicone varnish, or metal-organic or inorganic in nature, e.g. an oxide layer, a silicate layer, a phosphate layer. In the case of several insulating layers, these can also be made of different materials, for example selected from the materials mentioned.
  • the insulating layer or the insulating layers can have an average layer thickness (arithmetic mean of at least ten individual values) between 0.01 ⁇ m and 800 ⁇ m.
  • the binder layer if present, can be a polymer layer, e.g. PTFE, wax, etc.
  • the SMC material is used in the stator 2 exclusively for the flux collecting elements 6.
  • the tooth bodies 8 of the stator teeth 7, however, are formed from an iron-based material that is different from the SMC material or comprise this.
  • an electrical sheet can be used, as is known for electrical machines and magnetic circuits with alternating magnetic fields.
  • the flux collecting elements 6 For the arrangement of the flux collecting elements 6 on the tooth bodies 8, in the embodiment variant shown in FIG. 3 they each have a depression 12 or recess. In contrast, the flux collecting elements 6 have a projection 13, as can be seen from FIG. 4.
  • the projection 13 can have a height which is between 5% and 100% of a total height 15 of the flow collecting element 6 in the same direction.
  • the flux collecting elements 6 are arranged on the tooth bodies 8 in such a way that the jumps 13 of the flux collecting elements 6 are taken up from the recesses 12 in the tooth bodies 8. As can be seen from FIGS. 5 and 6, the reverse design is also possible.
  • FIG. 5 shows a variant embodiment of the stator 2, a flux collecting element 6 again having been removed in order to have a better view of the tooth body 8.
  • the tooth body 8 has an elevation 16.
  • the flux collecting element 6 has a recess 17, which is designed in particular as an opening through the flux collecting element 6, as can be seen from FIG.
  • the elevations 16 of the tooth bodies 8 can have a height 18 which corresponds to between 5% and 100% of the total height 15 of the flux collecting element 6.
  • the flux collecting elements 6 are arranged on the tooth bodies 8 in such a way that their elevations 16 are received by the recesses 17 in the flux collecting elements 6.
  • the Flusssammelele elements 6, viewed in plan view have an at least approximately circular segment-shaped shape. But they can also have a different shape, for example be trapezoidal easierbil det. - 9 -
  • At least one bearing surface 19 is provided on the tooth bodies 8, on which the flux collecting elements 6 rest.
  • the flux collecting elements 6 have a larger area than the tooth bodies 8, again viewed in plan view. It is further preferred if the flux collecting elements 6 rest exclusively on these bearing surfaces 19 on the tooth bodies 8.
  • the geometric dimensions of the depressions 12 or elevations 16 of the tooth bodies 8 are accordingly adapted to the geometric dimensions of the projections 13 and the recesses 17 of the flow collecting elements 6 in order to make this possible.
  • These support surfaces 19 can only be formed on one side of the tooth body 8, for example only radially inward or radially outward, or on several sides, for example radially inward and radially outward.
  • the bearing surfaces 19 are preferably formed circumferentially around the tooth body 8 (viewed from above on the tooth body 8 from the direction of the air gap).
  • a width 20 of these bearing surfaces 19 can be selected from a range of 5% to 30% of a radially outer length 21 of the circular arc segment of the tooth body 8 in a circumferential direction 22.
  • the bearing surfaces 19 are therefore essentially strip-shaped or in the case of a circumferential bearing surface 19 substantially frame-shaped.
  • the tooth bodies 8 preferably fill the space enclosed by the coil windings 10 to at least 90%, in particular between 90% and 100%.
  • the tooth bodies 8 are not hollow bodies. According to another, not shown, variant embodiment of the stator 2, however, there is also the possibility that the end surfaces of the tooth bodies 8 are completely covered with the flux collecting elements 6 and are connected to them.
  • the tooth body 8 can be free of recesses 12 or elevations 16 and the Flusssammelele elements 6 free of recesses 17 of the flux collecting elements 6 in this embodiment. According to a further embodiment of the stator 2 it can be provided that the
  • Flux collecting elements 6 are positively connected to the respective tooth body 8, as FIG. 5 shows and FIG. 3 indicates with broken lines.
  • the shapes and geometric dimensions of the depressions 12 or elevations 16 of the Zahnkör can be adapted accordingly to the shapes and geometric dimensions of the projections 13 and the recesses 17 of the flow collecting elements 6. 10
  • the tooth body 8 is entirely formed by a laminated core made of several sheet metal lamellas 23, as can be seen from FIG. 8.
  • Known electrical steel sheets can be used for this purpose, for example non-oriented magnetic steel sheets.
  • grain-oriented magnetic (steel) sheets can be used to increase performance. Grain-oriented sheets per se are known from the prior art, so reference is made to them. The crystallographic orientation of these sheets is formed when used for the stator teeth 6 in the axial direction.
  • the sheet metal lamellas 23 preferably have a thickness selected from a range from 0.05 mm to 0.5 mm. A width and a length of the metal sheets for producing the sheet metal lamellae 23 is usually significantly greater than their thickness.
  • the sheet metal lamellas 23 are arranged running perpendicular to the return path element 11. They are therefore arranged upright, as can be seen from FIG. Furthermore, the surface of the sheet metal lamellae 23 defined by the length and width is preferably arranged vertically in a radial direction 24 through the stator tooth 7, oriented in the stator tooth 7 or in the stator 2, as shown in FIG. The lateral end faces of the metal sheets 15 therefore point approximately in the circumferential direction 22 of the stator 2. By “approximately” it is meant that the annular design of the stator 2 must be taken into account.
  • the laminated core is made from a rolled sheet metal.
  • a metal sheet is wound onto a dome.
  • the winding of the metal strip creates a laminated core consisting of the laminated laminations 23 arranged one above the other in the radial direction (immediately after the winding, the laminated laminations are still connected due to the winding of the belt).
  • the sheet metal lamellas 23 can be connected to one another.
  • the connection can, for example, by means of a punch packet, caulking the sheet metal lamellae together, generally by clamping the sheet metal lamellae together, etc., he follows.
  • the sheet metal lamellas 23 can also be connected exclusively due to the friction between the sheet metal lamellas 23. This can do 11
  • Metal tape can be wound under tension.
  • the sheet metal lamellas 23 can also be materially connected, for example by spot welding, gluing, baking, etc ..
  • a so-called baking varnish is applied to at least one side of the metal band and then the connection at elevated temperature can be produced via the paint.
  • the paint can form electrical insulation between the sheet metal lamellas 23.
  • the corresponding shape of the laminated cores for the tooth bodies can be produced from the rolled laminated cores using a conventional cutting process.
  • the (ring-shaped) return element 11 can be designed as a compact plate. According to one embodiment of the stator 2, which is shown in FIG. 7, it can be provided that the return element 11 is designed as a rolled sheet metal, i.e. as a rolled sheet metal strip 25.
  • the return element 11 can be made from just a single sheet metal strip 25.
  • the sheet thickness of the rolled sheet metal strip 25 can be between 0.05 mm and 0.5 mm.
  • the punching waste for the production of the return element 11 can be significantly reduced or almost eliminated.
  • an anisotropic material can also be used for the return element 11, in particular in order to be able to better utilize the potential in terms of power density and efficiency. The use of an isotropic material is also possible. 12
  • the return element 11 is formed from a rolled, grain-oriented electrical sheet, the preferred crystallographic direction being formed in the tangential direction.
  • stator teeth 7 can simply be placed on the return element 11 (or inserted into a corresponding groove in this) and connected to it, e.g. glued.
  • an anisotropic material is also used for the sheet metal lamellae 23 and for the return element 11, i.e. in particular the sheet metal strip 25.
  • the use of an isotropic material is also possible.
  • the stator 2 which is shown in Fig. 8, there is the possibility that the return element 11 and the tooth body 8 are integrally formed.
  • the return element 11 is also made of a (single) rolled sheet metal strip 25 here.
  • an isotropic material is used in particular for the return element 11 and the Blechla fins 23 of the tooth body 8.
  • the sheet metal strip 25 has a greater width in order to be able to manufacture the tooth bodies 8 from the sheet metal core using a separating process, for example by punching or cutting, after winding.
  • the coil windings 10 are shown as plugged-in concentrated coil windings 10. However, there is also the possibility that the coil windings 10 are inserted, distributed coil windings 10.
  • stator 2 it can be provided that the one piece laminated core consisting of the return element 11 and the toothed bodies 8 is screwed axially into a stator housing 26, as shown in FIG. 9.
  • the laminated core is composed of several individual laminated cores 27, 28.
  • the laminated core consists of two single sheet metal stacks 27, 28, which in particular each extend over 180 °.
  • the laminated core can also be composed of more than two individual laminated cores 27, 28, for example three, four, five, six, eight, etc. - 13 -
  • the division plane of the laminated core for forming the individual laminated core 27, 28 preferably runs through toothed bodies 8.
  • this laminated core can also be fixed or secured radially, as shown in FIG. 10.
  • one or more fastening means such as screws, rods, rivets, etc.
  • the openings in the laminated core or in the stator housing 26 can also be designed as blind holes.
  • the one piece laminated core consisting of the return element and the tooth bodies is fixed via punched holes.
  • the tooth bodies 8 can also consist of separate laminated cores. It is preferred here if all of the laminated cores, that is to say the laminated cores for the return element 11 and / or the laminated cores for the tooth bodies 8, are made from a grain-oriented laminated core.
  • the stator 2 according to the invention can be used, for example, in a traction machine for motor vehicles or aircraft.
  • a stator 2 for an axial flux machine comprising a plurality of stator teeth 7, which have a tooth body 8 and a return element 11, and which has a plurality of coil windings 10, can be a - 14 - be an independent invention if the return element 11 consists of a rolled Blechpa ket, in which recesses are arranged in which the tooth body 8 of the
  • Stator teeth 7 are arranged.
  • this invention can also be combined with the other design variants of the stator 2 mentioned in the description, in particular with those design variants of the stator 2 described in the claims.

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

Abstract

L'invention concerne un stator (2) pour une machine à flux axial, comprenant une pluralité de dents de stator (7), qui présentent un corps de dent (8) et un élément de compensation (11), ainsi que plusieurs enroulements sur bobines (10), l'élément de compensation (11) se composant d'un noyau feuilleté enroulé dans lequel sont ménagées des cavités, dans lesquelles sont disposés les corps de dent (8) des dents de stator (7) ou qui forment les corps de dent (8) des dents de stator (7).
PCT/AT2020/060264 2019-07-09 2020-07-08 Stator pour une machine à flux axial Ceased WO2021003510A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA50627/2019 2019-07-09
ATA50627/2019A AT522711A1 (de) 2019-07-09 2019-07-09 Stator für eine Axialflussmaschine

Publications (2)

Publication Number Publication Date
WO2021003510A2 true WO2021003510A2 (fr) 2021-01-14
WO2021003510A3 WO2021003510A3 (fr) 2021-03-25

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Cited By (11)

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WO2022269075A1 (fr) * 2021-06-25 2022-12-29 Renault S.A.S Corps de stator et methode d'assemblage d'un tel corps de stator
WO2023056496A1 (fr) 2021-10-07 2023-04-13 Miba Emobility Gmbh Machine à flux axial
DE102022111253A1 (de) 2022-03-10 2023-09-14 GM Global Technology Operations LLC Elektrische Axialflussmaschine, die einen isolierten Hybridstatorkern mit weichmagnetischen Verbundabschnitten und geblechten Schichten enthält
DE102022106623A1 (de) 2022-03-22 2023-09-28 Schaeffler Technologies AG & Co. KG Elektrische Axialflussmaschine, Antriebsmodul, Verfahren zur Herstellung einer elektrischen Axialflussmaschine
EP4358368A1 (fr) 2022-10-17 2024-04-24 Miba eMobility GmbH Nouvelle configuration de stator
WO2024223686A1 (fr) 2023-04-27 2024-10-31 Miba Emobility Gmbh Machine à flux axial
WO2024223677A1 (fr) 2023-04-27 2024-10-31 Miba Emobility Gmbh Procédé de production d'une culasse d'une machine d'entraînement électrique
DE102023119367A1 (de) * 2023-07-21 2025-01-23 Bayerische Motoren Werke Aktiengesellschaft Elektrische Maschine zum Antreiben eines Kraftfahrzeugs und Kraftfahrzeug mit einer als elektrischen Maschine
DE102023129729A1 (de) * 2023-10-27 2025-04-30 Schaeffler Technologies AG & Co. KG Verfahren zur Herstellung eines Elements einer leistungserzeugenden Komponente einer elektrischen Rotationsmaschine und leistungserzeugende Komponente einer elektrischen Rotationsmaschine
EP4708635A1 (fr) 2024-09-05 2026-03-11 Miba eMobility GmbH Refroidissement pour une machine à flux axial
US12620844B2 (en) 2021-06-25 2026-05-05 Ampere Sas Stator body and method for assembling such a stator body

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DE102021132325A1 (de) * 2021-12-08 2023-06-15 Schaeffler Technologies AG & Co. KG Stator für eine axialflussmaschine
DE102023115499A1 (de) * 2023-06-14 2024-12-19 Schaeffler Technologies AG & Co. KG Statoranordnung und Verfahren zur Herstellung einer Statoraufnahme
DE102023115497A1 (de) * 2023-06-14 2024-12-19 Schaeffler Technologies AG & Co. KG Statoranordnung und Verfahren zur Herstellung einer Statoraufnahme
DE102023115496A1 (de) * 2023-06-14 2024-12-19 Schaeffler Technologies AG & Co. KG Statoranordnung, Axialflussmaschine und Verfahren zur Herstellung einer Axialflussmaschine

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US12620844B2 (en) 2021-06-25 2026-05-05 Ampere Sas Stator body and method for assembling such a stator body
FR3124654A1 (fr) * 2021-06-25 2022-12-30 Renault S.A.S. Corps de stator et méthode d’assemblage d’un tel corps
WO2022269075A1 (fr) * 2021-06-25 2022-12-29 Renault S.A.S Corps de stator et methode d'assemblage d'un tel corps de stator
WO2023056496A1 (fr) 2021-10-07 2023-04-13 Miba Emobility Gmbh Machine à flux axial
DE102022111253A1 (de) 2022-03-10 2023-09-14 GM Global Technology Operations LLC Elektrische Axialflussmaschine, die einen isolierten Hybridstatorkern mit weichmagnetischen Verbundabschnitten und geblechten Schichten enthält
US11804744B2 (en) 2022-03-10 2023-10-31 GM Global Technology Operations LLC Axial flux electric machine including insulated hybrid stator core with soft magnetic composite portions and laminated layers
DE102022106623A1 (de) 2022-03-22 2023-09-28 Schaeffler Technologies AG & Co. KG Elektrische Axialflussmaschine, Antriebsmodul, Verfahren zur Herstellung einer elektrischen Axialflussmaschine
EP4358368A1 (fr) 2022-10-17 2024-04-24 Miba eMobility GmbH Nouvelle configuration de stator
WO2024081983A1 (fr) 2022-10-17 2024-04-25 Miba Emobility Gmbh Nouvelle configuration de stator
WO2024223686A1 (fr) 2023-04-27 2024-10-31 Miba Emobility Gmbh Machine à flux axial
WO2024223677A1 (fr) 2023-04-27 2024-10-31 Miba Emobility Gmbh Procédé de production d'une culasse d'une machine d'entraînement électrique
DE102023119367A1 (de) * 2023-07-21 2025-01-23 Bayerische Motoren Werke Aktiengesellschaft Elektrische Maschine zum Antreiben eines Kraftfahrzeugs und Kraftfahrzeug mit einer als elektrischen Maschine
DE102023129729A1 (de) * 2023-10-27 2025-04-30 Schaeffler Technologies AG & Co. KG Verfahren zur Herstellung eines Elements einer leistungserzeugenden Komponente einer elektrischen Rotationsmaschine und leistungserzeugende Komponente einer elektrischen Rotationsmaschine
WO2025087480A1 (fr) 2023-10-27 2025-05-01 Schaeffler Technologies AG & Co. KG Procédé de fabrication d'un élément d'un composant générateur d'énergie d'une machine tournante électrique, et composant générateur d'énergie d'une machine tournante électrique
EP4708635A1 (fr) 2024-09-05 2026-03-11 Miba eMobility GmbH Refroidissement pour une machine à flux axial

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