WO2012039201A1 - 巻線構造、回転電機、及び、回転電機の製造方法 - Google Patents
巻線構造、回転電機、及び、回転電機の製造方法 Download PDFInfo
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- WO2012039201A1 WO2012039201A1 PCT/JP2011/067894 JP2011067894W WO2012039201A1 WO 2012039201 A1 WO2012039201 A1 WO 2012039201A1 JP 2011067894 W JP2011067894 W JP 2011067894W WO 2012039201 A1 WO2012039201 A1 WO 2012039201A1
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- 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
- H02K3/28—Layout of windings or of connections between windings
-
- 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
- H02K15/06—Embedding prefabricated windings in machines
- H02K15/062—Windings in slots; salient pole windings
- H02K15/065—Windings consisting of complete sections, e.g. coils, waves
-
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49009—Dynamoelectric machine
Definitions
- the present invention relates to a winding structure and a rotating electric machine.
- the present invention relates to downsizing of a coil end of a rotating electrical machine (electric motor or generator) having a distributed winding structure.
- JP4234749B discloses a distributed winding structure of a rotating electrical machine.
- This winding structure has an aligned winding in which a conductive wire is wound on both sides.
- Each phase winding has a crank-shaped portion at the coil end, and the crank-shaped portions are arranged so as to be close to each other in the width direction.
- the windings of each phase are wound across a plurality of slots of the stator iron core of the rotating electrical machine.
- the present invention has been made in view of the above problems, and an object thereof is to reduce the size of a coil end of a rotating electrical machine having a distributed winding structure.
- a winding structure of a rotating electrical machine includes a core having a slot and a coil composed of a first winding and a second winding that are combined so as to cross each other. Each straight portion of the coil is inserted into one of two slots having a certain interval, and the coil is assembled to the core.
- FIG. 1 is a cross-sectional view along the axial direction of the rotating electrical machine.
- FIG. 2 is a perspective view of the stator of the rotating electrical machine.
- FIG. 3A is a perspective view showing an example of a coil.
- FIG. 3B is a perspective view showing another example of the coil.
- FIG. 4 is a partial development view in which a part of the stator is developed along the circumferential direction.
- FIG. 5A is a perspective view of the first winding or the second winding.
- FIG. 5B is a side view of the first winding or the second winding.
- FIG. 5C is a cross-sectional view of the first winding or the second winding.
- FIG. 6 is a partial cross-sectional view of the stator.
- FIG. 6 is a partial cross-sectional view of the stator.
- FIG. 7 is a winding circuit diagram of the rotating electrical machine.
- FIG. 8A is a diagram showing a first step in a method for manufacturing a stator.
- FIG. 8B is a diagram illustrating a second step of the method for manufacturing the stator.
- FIG. 8C is a diagram illustrating a third step in the method for manufacturing the stator.
- FIG. 8D is a diagram illustrating a stator in which a winding body is disposed.
- FIG. 9A is an end view showing a state in which one linear portion of the plurality of coils is simultaneously inserted into the slot.
- FIG. 9B is an end view of the stator after completion.
- FIG. 10 is a diagram showing a winding structure in which aligned windings are applied to a conventional general distributed winding.
- FIG. 1 is a schematic cross-sectional view in the axial direction of a rotating electrical machine having a winding structure according to an embodiment.
- the rotating electrical machine functions as an electric motor or a generator or both.
- the rotating electrical machine 1 includes a stator (stator) 2, a rotor (rotor) 3 disposed coaxially with the stator 2, and a case 4 that houses the stator 2 and the rotor 3.
- the stator 2 and the rotor 3 have a substantially annular shape, and the stator 2 is disposed so as to surround the outer periphery of the rotor 3.
- the rotor 3 has a rotating shaft 5 attached to the center thereof, and the rotating shaft 5 is rotatably supported by the case 4 via a bearing 6. Thereby, the rotor 3 can rotate with respect to the stator 2 fixed to the case 4.
- the rotor 3 has a plurality of permanent magnets 7 arranged at equal intervals in the circumferential direction.
- the rotor 3 rotates about the rotating shaft 5 by the reaction force of the permanent magnet generated by the rotating magnetic flux applied from the winding body 11 of the stator 2.
- FIG. 2 shows a perspective view of the stator 2.
- the stator 2 includes a substantially annular stator core 10 and a winding body 11 attached to an inner peripheral portion of the stator core (stator core) 10.
- the stator core 10 includes a substantially annular main body portion 10a and a plurality of tooth portions (teeth) 10b protruding in the radial direction from the main body portion 10a.
- a slot 12 for accommodating the winding body 11 is formed between the adjacent tooth portions 10b.
- the plurality of tooth portions 10b are arranged in the circumferential direction at predetermined angular intervals.
- the plurality of slots 12 are also arranged in the circumferential direction at predetermined angular intervals.
- the winding body 11 is composed of a plurality of coils 14 that are distributedly wound around the slots 12.
- the plurality of coils 14 includes coils 14 for each phase.
- FIG. 4 is a partial development view in which the substantially annular stator 2 is developed along the circumferential direction.
- the coil 14 includes a pair of a first winding 15 and a second winding 16.
- the first winding 15 and the second winding 16 constitute a single coil 14 by connecting the respective conductive wires 30 with a connecting portion 35.
- the conducting wire 30 is a metal wire such as a copper wire.
- the upper and lower coil end portions 15a and 15b of the first winding 15 have first crank-shaped portions 15aA and 15bA that are bent in the direction of the rotation axis of the rotating electrical machine 1, respectively. Further, the upper and lower coil end portions 15a and 15b of the first winding 15 have second crank shape portions 15aB and 15bB which are bent in the radial direction of the rotating electrical machine 1, respectively.
- a coil end part is a part of the coil
- the upper and lower coil end portions 16a and 16b of the second winding 16 have first crank shape portions 16aA and 16bA that are bent in the direction of the rotation axis of the rotating electrical machine 1, respectively.
- the upper and lower coil end portions 16a and 16b of the second winding 16 have second crank shape portions 16aB and 16bB that are bent in the radial direction of the rotating electrical machine 1, respectively.
- the first crank shape portions 15aA and 15bA and the second crank shape portions 15aB and 15bB of the first winding 15 are the second crank shapes of the second winding 16, respectively.
- the parts 16aB and 16bB and the first crank shape parts 16aA and 16bA are fitted and intersect. That is, the first crank shape portions 15aA and 15bA bent in the rotation axis direction of the first winding 15 and the second crank shape portions 16aB and 16bB bent in the radial direction of the second winding 16 face each other.
- the second crank shape portions 15aB and 15bB that are bent in the radial direction of the first winding 15 and the first crank shape portions 16aA and 16bA that are bent in the rotation axis direction of the second winding 16 are opposed to each other.
- the first winding 15 of one coil 14 becomes the first of another adjacent coil 14 ′ (second coil). While entering the coil end portion of the winding 15 ', it enters the slot. Conversely, the second winding 16 ′ of the adjacent coil 14 ′ enters the slot while entering the coil end portion of the second winding 16 of the coil 14.
- first winding 15 of a certain coil 14 overlaps with the second winding 16 'of the adjacent coil 14' on the tooth portion 10b so as to extend in parallel with each other and shifted in position (FIG. 9B). See also). That is, on the tooth portion 10b, the first winding 15 of the coil 14 is in contact with the second winding 16 'of the adjacent coil 14' in the direction perpendicular to the axial direction of the rotating electrical machine 1 (that is, the radial direction). Extend.
- the second winding 16 of a certain coil 14 overlaps the first winding 15 ′ of the adjacent coil 14 ′ on the tooth portion 10 b, extending in parallel with each other and shifted in position.
- the second winding 16 of the coil 14 is in contact with the first winding 15 ′ of the adjacent coil 14 ′ in the direction perpendicular to the axial direction of the rotating electrical machine 1 (that is, the radial direction).
- winding improves and the output torque of the rotary electric machine 1 becomes large.
- the winding space factor is obtained by dividing the total cross-sectional area of the conductive wire 30 (including the coating) inside the slot by the slot cross-sectional area perpendicular to the rotation axis.
- the coil 14 is fitted into two slots having a certain interval and assembled to the stator core 10. That is, the straight portion (the straight portion of the coil) of the first winding 15 and the second winding 16 is inserted into one of two slots having a certain interval.
- the left straight portion 15 c of the first winding 15 is located on the outer side in the radial direction of the rotating electrical machine 1 than the left straight portion 16 c of the second winding 16.
- the right straight portion 15 d of the first winding 15 is located on the outer side in the radial direction of the rotating electrical machine 1 than the right straight portion 16 d of the second winding 16.
- the interval between the two slots into which the coil 14 is inserted is set to 2. That is, the coil 14 (first winding, second winding) is wound around two adjacent tooth portions so as to sandwich one slot.
- the coil end of the rotating electrical machine 1 can be miniaturized to the maximum in all winding pitches.
- the number of coils (winding pairs) is the same as the winding pitch. Therefore, if the winding pitch is large, many pairs of windings need to cross at the crank shape portion, so that the effect of miniaturization can be achieved by the gap at the time of assembling the stator 2 and the subtle swelling of the crank shape portion. become weak.
- the winding pitch is 1, it is an ordinary concentrated winding and does not need to intersect. Therefore, when the winding pitch is 2, the size can be reduced to the maximum.
- the number of crossings of the first winding 15 and the second winding 16 at the coil end portion is two.
- the coil pitch is 2, if there are at least two crossings, the windings installed in one slot can only ride on or sink into the windings installed in adjacent slots. Go and wind up without a big turn.
- FIG. 5A and 5B show details of the first winding 15 and the second winding 16.
- the first winding 15 and the second winding 16 have substantially the same shape although the shapes thereof are slightly different because the stator 2 is annular.
- FIG. 5A corresponds to the first winding
- FIG. 5C shows a cross section of the winding.
- the first winding 15 and the second winding 16 are aligned windings, and the conductive wires 30 constituting the first winding 15 and the second winding 16 are aligned. This improves the winding space factor inside the slot. With the aligned winding, the winding space factor in the slot can be improved to the same level as the concentrated winding.
- the first winding 15 (or the second winding 16) of one coil can be changed to the first winding 15 ( Or, it enters the slot while overlapping with the coil end portion of the second winding 16) (see FIGS. 4 and 9A). Therefore, when the winding crosses over an irrelevant slot that cannot be assembled, the slot is not blocked, so that the winding space factor is improved.
- the aligned winding when the aligned winding is applied to the conventional general distributed winding, as shown in FIG. 10, the coil end portion of the aligned wound winding crosses over an irrelevant slot.
- the winding space factor inside the slot is significantly reduced, the rotating electric machine is increased in size and the loss is increased.
- non-aligned windings are used in the conventional distributed winding, and the unrelated slots are prevented from being blocked by largely separating the coil end portion from the slots.
- the winding space factor inside the slot is improved, but since the windings are not aligned, there is a limit to the improvement of the space factor, and the coil end becomes large.
- the winding is manufactured by winding two layers in the ⁇ winding method. Thereby, the winding space factor inside the slot can be further improved.
- the cross-sectional shape of the conductive wire (element wire) 30 of the winding is a substantially rectangular shape. That is, a square wire is used as the conductive wire 30 of the winding. This further improves the winding space factor inside the slot.
- the number of turns of the winding is a non-integer number (fraction), and the positions of the two lead wires 18 are allocated to both end portions.
- one side of the winding linear portion can be reduced by one turn, and a space used for changing the winding stage can be secured.
- this space can be used effectively by distributing the connecting portion of the first winding and the second winding to both sides of the rotating electrical machine, and the coil end Can be downsized.
- the first winding 15 and the second winding 16 may form one coil 14 by connecting each conducting wire 30 in series at a connection portion 35 on one end face side of the stator 2. . Thereby, size reduction of a coil end is possible.
- first winding 15 and the second winding 16 when they are formed by ⁇ winding, they may be connected inside the slot at the connecting portion 35 of the linear portions 15c and 16c of the winding.
- the connecting portion 35 By arranging the connecting portion 35 in the straight portion of the winding, the connecting portion 35 does not become an obstacle to constituting the crank shape portion, and the coil end can be downsized.
- the tooth portion 10 b of the stator core (stator core) 10 may have a tapered shape. Since the slot 12 has a substantially rectangular shape due to the cross-sectional shape of the winding, the shape of the tooth portion 10b is a tapered shape. As a result, the magnetic flux density at the root of the tooth portion 10b is reduced, leading to a reduction in iron loss.
- FIG. 7 shows an example of a winding circuit diagram of the rotating electrical machine 1.
- the number C of coils 14 is represented as (P / 2) ⁇ m, where P is the number of magnetic poles and m is the number of phases of the driving power source of the rotating electrical machine.
- the number C of the coil 14 is equal to the number S L of the slot 12.
- the number of magnetic poles P is 8 (number of pole pairs 4)
- the number of phases m is 5
- the number of slots SL is 20, and the winding pitch is 2.
- the connection system is a 4-parallel, 1-straight system in which the number of neutral points (N1-N4) is 4 in the Y connection.
- the five-phase coils are connected to the UVWRS phase of the drive power supply.
- Short-pitch factor the number of slots S L, the number of magnetic poles P, the windings pitch is L, is expressed by Equation (1).
- the number of slots S L is preferably 2 to 3 times the number of magnetic poles P.
- the number of slots S L is 2.5 times the number of magnetic poles P.
- the torque can be increased by increasing the distribution coefficient (distributed winding coefficient).
- the combination can be higher distribution coefficients well Tanfushi factor when winding pitch is 2, the number of phases is 5 phase, the number of slots S L and the number of magnetic poles P The ratio is 5: 2, or the number of phases is three, and the ratio of the number of slots SL and the number of magnetic poles P is 3: 1.
- FIG. 8A to 8D are diagrams for explaining a method for manufacturing the stator 2.
- a first step a plurality of aligned first windings 15 and second windings 16 as shown in FIG. 5A are formed.
- the first winding 15 and the second winding 16 are combined to produce a plurality of coils 14.
- the first winding 15 and the second winding 16 are combined so as to intersect twice at each coil end portion.
- the first crank shape portion of the first winding 15 is fitted into the second crank shape portion of the second winding 16.
- the second crank shape portion of the first winding 15 is fitted into the first crank shape portion of the second winding 16.
- the plurality of coils 14 are respectively inserted into two slots and assembled to the stator core 10.
- the first winding 15 (or the second winding 16) of the coil 14 is placed on the second winding 16 ′ (or the first winding 15 ′) of the adjacent coil 14 ′ and the tooth portion 10b.
- the coil 14 is pushed into the slot so as to overlap with the radial direction of the stator 2.
- a plurality of coils 14 may be simultaneously inserted into the slot 12 and assembled to the stator core 10 at the same time. Thereby, the stator 2 is assembled appropriately. Since the two slots into which the coils 14 are inserted are not parallel, after one straight portion of each coil 14 is inserted into one slot, the other straight line of each coil 14 is inserted into the other slot while rotating each coil 14. It is necessary to insert a part. In order to provide a space necessary for this rotation, a notch portion 22 is provided at the root of the tooth portion 10b. Thereby, the assembly of the stator core 10 and the winding body 11 becomes easy.
- the winding structure is applied to the stator.
- the above winding structure may be applied to the rotor. it can.
- the winding structure of the rotating electrical machine 1 includes an iron core (also referred to simply as a core) 10 having a slot 12, and a coil 14 including a first winding 15 and a second winding 16 that are combined to cross each other. With. Each linear portion of the coil 14 is inserted into one of the two slots 12 having a certain interval, and the coil 14 is assembled to the iron core 10. For this reason, the coil end of the rotating electrical machine and the stator (or rotor) can be downsized.
- the coil end portions 15a, 15b, 16a, and 16b of the first winding 15 and the second winding 16 are first crank-shaped portions 15aA, 15bA, 16aA, and 16bA that are bent in the rotation axis direction of the rotating electrical machine 1, respectively. It has 2nd crank shape part 15aB, 15bB, 16aB, 16bB bent in the radial direction of a rotary electric machine.
- the first crank shape portions 15aA and 15bA of the first winding 15 are fitted into the second crank shape portions 16aB and 16bB of the second winding 16 and intersect with each other.
- the second crank shape portions 15aB and 15bB of the first winding 15 are fitted into the first crank shape portions 16aA and 16bA of the second winding 16 and intersect with each other. For this reason, the coil end of a rotary electric machine can be reduced more reliably.
- the first winding of a certain coil 14 overlaps with the second winding 16 ′ of another coil 14 ′ (second coil) while being shifted in position at the coil end portion. Further, the second winding 16 of the certain coil 14 overlaps with the first winding 15 ′ of the other coil 14 ′ shifted in position at the coil end portion. For this reason, the space factor of the coil
- the coil end of the rotating electrical machine can be miniaturized to the maximum.
- the number of times the first winding 15 and the second winding 16 intersect at the coil end portion is two.
- the first winding 15 and the second winding 16 are wound with no useless space by performing only one of getting on and entering the windings assembled in the adjacent slots.
- the short-pitch coefficient becomes high and the rotating electrical machine has a high torque.
- the number of phases of the rotating electrical machine 1 is five, and the number of slots of the iron core 10 and the number of magnetic poles of the rotating electrical machine are in a ratio of 5: 2.
- the number of phases of the rotating electrical machine is three, and the number of slots of the iron core 10 and the number of magnetic poles of the rotating electrical machine are preferably in a ratio of 3: 1. Thereby, a distribution coefficient becomes high and the rotary electric machine 1 has a still higher torque.
- the conductor space factor in the slot can be improved to the same level as the concentrated winding. Since the cross-sectional shape of the conducting wire 30 constituting the first winding 15 and the second winding 16 is substantially rectangular, the conductor space factor in the slot can be further improved. Since the first winding 15 and the second winding 16 are wound with ⁇ winding, the conductor space factor in the slot can be further improved.
- the connecting portion 35 is arranged in the straight portion of the winding, and does not become an obstacle to constituting the crank shape portion.
- the number of turns of the first winding 15 and the second winding 16 is a non-integer number and the two lead wires 18 of each winding are located at the coil end portions on both sides, a space used for changing the winding stage can be secured.
- the coil end of the rotating electrical machine can be downsized.
- the notch portion 22 is provided at the root of the tooth portion 10b of the iron core 10, the assembly of the stator 2 is facilitated.
- the tooth portion 10b of the iron core 10 has a tapered shape, the iron loss of the stator core 10 decreases.
- the manufacturing method of the rotating electrical machine 1 is to produce the coil 14 by combining the first step of forming the first winding 15 and the second winding 16 and the first winding 15 and the second winding 16 by crossing each other.
- a second step and a third step of inserting the coil 14 into the slot 12 of the iron core 10 and assembling the iron core 10 are provided.
- the rotary electric machine 1 which reduced the coil end part and also the stator 2 (or rotor) can be manufactured.
- a plurality of coils 14 are created, and all the coils 14 are simultaneously inserted into the corresponding slots 12 of the iron core 10 and assembled to the iron core 10 at the same time. Thereby, the stator 2 is assembled appropriately.
- the size ratio of the coil end to the iron core is as small as 25% for the prototype of the rotating electrical machine 1 and as large as 47% for the prototype of the conventional rotating electrical machine. It turns out that the coil end of the rotary electric machine 1 which concerns on embodiment is reduced in size rather than the coil end of the prior art rotary electric machine.
- the winding space factor defined as described above is as high as 55% for the prototype of the rotating electrical machine 1 and as small as 45% for the prototype of the conventional rotating electrical machine.
- the rotating electrical machine 1 according to the embodiment it can be seen that more conductors pass through one slot than in the conventional rotating electrical machine.
- the output (output torque) of the prototype of the rotating electrical machine 1 increased by 30% from the output (output torque) of the prototype of the rotating electrical machine of the prior art.
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Abstract
Description
Claims (18)
- 回転電機の巻線構造であって、
スロットを有するコアと、
互いに交差させて組み合わされた第一巻線と第二巻線からなるコイルとを備え、
前記コイルの各直線部は、ある間隔をもった2つのスロットのいずれかに挿入されて、前記コイルが前記コアに組み付けられる、
巻線構造。 - 前記コイルにおいて、前記第一巻線と前記第二巻線のコイルエンド部は、それぞれ、前記回転電機の回転軸方向に屈曲する第一クランク形状部と、前記回転電機の半径方向に屈曲する第二クランク形状部を備え、
前記第一巻線の前記第一クランク形状部は、前記第二巻線の前記第二クランク形状部に嵌めこまれて交差し、前記第一巻線の前記第二クランク形状部は、前記第二巻線の前記第一クランク形状部に嵌めこまれて交差する、
請求項1に記載の巻線構造。 - 他のコイルをさらに備え、
前記コイルの第一巻線は、コイルエンド部において、前記他のコイルの第二巻線と重なり、
前記コイルの第二巻線は、コイルエンド部において、前記他のコイルの第一巻線と重なる、
請求項1に記載の巻線構造。 - 請求項2に記載の巻線構造を備える回転電機。
- 前記コイルが前記コアのスロットに巻かれる巻線ピッチが2である、
請求項4に記載の回転電機。 - 前記コイルエンド部における前記第一巻線と前記第二巻線の交差する回数が2回である、
請求項4に記載の回転電機。 - 前記コアのスロット数が、前記回転電機の磁極数の2倍から3倍である、
請求項4に記載の回転電機。 - 前記回転電機の相数は5相であり、前記コアのスロット数と回転電機の磁極数が、5:2の比率であるか、もしくは、前記回転電機の相数は3相であり、前記コアのスロット数と回転電機の磁極数が、3:1の比率である、
請求項4に記載の回転電機。 - 前記第一巻線と前記第二巻線が整列巻で巻かれている、
請求項4に記載の回転電機。 - 前記第一巻線と前記第二巻線を構成する導線の断面形状が略矩形形状である、
請求項4に記載の回転電機。 - 前記第一巻線と前記第二巻線がα巻で巻かれている、
請求項4に記載の回転電機。 - 前記第一巻線と前記第二巻線が、前記スロット内で接続されている、
請求項4に記載の回転電機。 - 前記第一巻線と前記第二巻線の巻数が非整数であり、各巻線の2つの引き出し線が、両側のコイルエンド部に位置する、
請求項4に記載の回転電機。 - 前記第一巻線と前記第二巻線は、片側のコイルエンド部において、直列に接続される、
請求項4に記載の回転電機。 - 前記コアの歯部の根元に切欠き部を備える、
請求項4に記載の回転電機。 - 前記コアの歯部が先細り形状である、
請求項4に記載の回転電機。 - 回転電機の製造方法であって、
第一巻線と第二巻線を形成する第一工程と、
前記第一巻線と前記第二巻線を交差させることにより組み合わせてコイルを作製する第二工程と、
前記コイルをコアのスロットに挿入して、前記コアに組み付ける第三工程とを含む、
製造方法。 - 前記第三工程において、前記コイルが複数個作成され、全てのコイルがそれぞれ同時に前記コアの対応するスロットに挿入されて、同時に前記コアに組み付けられる、
請求項17に記載の製造方法。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MX2013002782A MX2013002782A (es) | 2010-09-21 | 2011-08-04 | Estructura de devanado, maquina electrica giratoria, y metodo de fabricacion de maquinas electricas giratorias. |
US13/821,741 US9287744B2 (en) | 2010-09-21 | 2011-08-04 | Winding structure, rotating electric machine, and rotating electric machine manufacturing method |
CN201180044032.6A CN103119833B (zh) | 2010-09-21 | 2011-08-04 | 绕组构造、旋转电机及旋转电机的制造方法 |
JP2012534960A JP5505508B2 (ja) | 2010-09-21 | 2011-08-04 | 巻線構造、回転電機、及び、回転電機の製造方法 |
RU2013118326/07A RU2533163C1 (ru) | 2010-09-21 | 2011-08-04 | Конструкция обмотки, вращающаяся электрическая машина и способ изготовления вращающейся электрической машины |
BR112013005801A BR112013005801B1 (pt) | 2010-09-21 | 2011-08-04 | estrutura de enrolamento, máquina elétrica rotativa, e método de fabricação de máquina elétrica rotativa |
EP11826647.7A EP2621060B1 (en) | 2010-09-21 | 2011-08-04 | Winding structure, rotating electric machine, and rotating electric machine manufacturing method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2010211193 | 2010-09-21 | ||
JP2010-211193 | 2010-09-21 |
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JP5566541B1 (ja) * | 2013-03-28 | 2014-08-06 | 三菱電機株式会社 | 回転電機 |
JP2015035887A (ja) * | 2013-08-08 | 2015-02-19 | 日産自動車株式会社 | 回転電機の巻線構造 |
JP7342307B1 (ja) | 2022-11-29 | 2023-09-11 | 株式会社東芝 | 固定子および回転電機 |
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WO2018003461A1 (ja) * | 2016-06-30 | 2018-01-04 | 日立オートモティブシステムズ株式会社 | 回転電機 |
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Also Published As
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RU2013118326A (ru) | 2014-10-27 |
EP2621060A4 (en) | 2017-02-01 |
EP2621060B1 (en) | 2018-02-28 |
RU2533163C1 (ru) | 2014-11-20 |
JPWO2012039201A1 (ja) | 2014-02-03 |
CN103119833A (zh) | 2013-05-22 |
BR112013005801A2 (pt) | 2016-05-10 |
MY161796A (en) | 2017-05-15 |
BR112013005801B1 (pt) | 2020-01-28 |
CN103119833B (zh) | 2015-08-19 |
US20130169102A1 (en) | 2013-07-04 |
JP5505508B2 (ja) | 2014-05-28 |
MX2013002782A (es) | 2013-04-24 |
EP2621060A1 (en) | 2013-07-31 |
US9287744B2 (en) | 2016-03-15 |
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