JPWO2021161403A5 - - Google Patents
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- JPWO2021161403A5 JPWO2021161403A5 JP2021577749A JP2021577749A JPWO2021161403A5 JP WO2021161403 A5 JPWO2021161403 A5 JP WO2021161403A5 JP 2021577749 A JP2021577749 A JP 2021577749A JP 2021577749 A JP2021577749 A JP 2021577749A JP WO2021161403 A5 JPWO2021161403 A5 JP WO2021161403A5
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- 238000004804 winding Methods 0.000 claims description 31
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
Description
本開示の一態様に係る固定子は、
固定子鉄心と、
前記固定子鉄心に分布巻きで取り付けられた３相コイルと
を備え、
前記固定子鉄心は、１８×ｎ個（ｎは１以上の整数）のスロットを有し、
前記１８×ｎ個のスロットの各々は、前記３相コイルのうちの１つのコイルが配置される内層と、径方向における前記内層の外側に設けられており前記３相コイルのうちの１つのコイルが配置される外層とを含み、
前記３相コイルは、前記３相コイルのコイルエンドにおいて６×ｎ個のＵ相コイル、６×ｎ個のＶ相コイル、及び６×ｎ個のＷ相コイルを有し、１０×ｎ個の磁極を形成し、
前記６×ｎ個のＵ相コイル、前記６×ｎ個のＶ相コイル、及び前記６×ｎ個のＷ相コイルの各々は、第１から第３のコイルを一組とする２×ｎ組のコイル群を含み、
前記コイルエンドにおいて、前記２×ｎ組のコイル群は、周方向に等間隔で配列されており、
前記コイルエンドにおいて、前記第１から第３のコイルは、前記周方向にこの順に２スロットピッチで配列されており、
前記コイルエンドにおいて、少なくとも１つの相のうちの前記第１から第３のコイルのうちの少なくとも２つが、前記径方向において互いに隣接しており、
毎極毎相スロット数が３である。
本開示の他の態様に係る電動機は、
前記固定子と、
前記固定子の内側に配置された回転子と
を備える。
本開示の他の態様に係る圧縮機は、
密閉容器と、
前記密閉容器内に配置された圧縮装置と、
前記圧縮装置を駆動する前記電動機と
を備える。
本開示の他の態様に係る空気調和機は、
前記圧縮機と、
熱交換器と
を備える。
本開示の他の態様に係る固定子の製造方法は、
１８×ｎ個（ｎは１以上の整数）のスロットを有する固定子鉄心と、前記固定子鉄心に取り付けられた３相コイルとを有する固定子の製造方法であって、
前記１８×ｎ個のスロットの各々は、前記３相コイルのうちの１つのコイルが配置される内層と、径方向における前記内層の外側に設けられており前記３相コイルのうちの１つのコイルが配置される外層とを含み、
前記３相コイルは、前記３相コイルのコイルエンドにおいて６×ｎ個のＵ相コイル、６×ｎ個のＶ相コイル、及び６×ｎ個のＷ相コイルを有し、１０×ｎ個の磁極を形成し、
前記６×ｎ個のＵ相コイル、前記６×ｎ個のＶ相コイル、及び前記６×ｎ個のＷ相コイルの各々は、第１から第３のコイルを一組とする２×ｎ組のコイル群を含み、
前記コイルエンドにおいて、前記２×ｎ組のコイル群を、周方向に等間隔で配列することと、
前記コイルエンドにおいて、少なくとも１つの相のうちの前記第１から第３のコイルのうちの少なくとも２つが前記径方向において互いに隣接するように、前記第１から第３のコイルを、前記周方向にこの順に２スロットピッチで分布巻きで配列することと
を備え、
毎極毎相スロット数が３である。
A stator according to one aspect of the present disclosure includes:
a stator core;
and a three-phase coil attached to the stator core by distributed winding,
The stator core has 18×n (n is an integer of 1 or more) slots,
Each of the 18×n slots includes an inner layer in which one of the three-phase coils is arranged, and one of the three-phase coils provided outside the inner layer in the radial direction. and an outer layer on which the
The 3-phase coil has 6×n U-phase coils, 6×n V-phase coils, and 6×n W-phase coils at the coil ends of the 3-phase coil, and 10×n form a magnetic pole,
Each of the 6×n U-phase coils, the 6×n V-phase coils, and the 6×n W-phase coils is a 2×n set of first to third coils. including a group of coils of
In the coil end, the 2×n coil groups are arranged at regular intervals in the circumferential direction,
In the coil end, the first to third coils are arranged in this order at a two-slot pitch in the circumferential direction,
at the coil end, at least two of the first to third coils of at least one phase are adjacent to each other in the radial direction ;
The number of slots per pole per phase is three .
An electric motor according to another aspect of the present disclosure includes:
the stator;
and a rotor disposed inside the stator.
A compressor according to another aspect of the present disclosure includes:
a closed container;
a compression device disposed within the closed vessel;
and the electric motor that drives the compression device.
An air conditioner according to another aspect of the present disclosure includes
the compressor;
and a heat exchanger.
A stator manufacturing method according to another aspect of the present disclosure includes:
A method for manufacturing a stator having a stator core having 18×n (n is an integer equal to or greater than 1) slots and a three-phase coil attached to the stator core,
Each of the 18×n slots includes an inner layer in which one of the three-phase coils is arranged, and one of the three-phase coils provided outside the inner layer in the radial direction. and an outer layer on which the
The 3-phase coil has 6×n U-phase coils, 6×n V-phase coils, and 6×n W-phase coils at the coil ends of the 3-phase coil, and 10×n form a magnetic pole,
Each of the 6×n U-phase coils, the 6×n V-phase coils, and the 6×n W-phase coils is a 2×n set of first to third coils. including a group of coils of
arranging the 2×n groups of coils in the coil end at regular intervals in the circumferential direction;
In the coil end, the first to third coils are arranged in the circumferential direction such that at least two of the first to third coils of at least one phase are adjacent to each other in the radial direction. arranging in this order with a 2-slot pitch with distributed winding ,
The number of slots per pole per phase is three .
Claims (17)
前記固定子鉄心に分布巻きで取り付けられた３相コイルと
を備え、
前記固定子鉄心は、１８×ｎ個（ｎは１以上の整数）のスロットを有し、
前記１８×ｎ個のスロットの各々は、前記３相コイルのうちの１つのコイルが配置される内層と、径方向における前記内層の外側に設けられており前記３相コイルのうちの１つのコイルが配置される外層とを含み、
前記３相コイルは、前記３相コイルのコイルエンドにおいて６×ｎ個のＵ相コイル、６×ｎ個のＶ相コイル、及び６×ｎ個のＷ相コイルを有し、１０×ｎ個の磁極を形成し、
前記６×ｎ個のＵ相コイル、前記６×ｎ個のＶ相コイル、及び前記６×ｎ個のＷ相コイルの各々は、第１から第３のコイルを一組とする２×ｎ組のコイル群を含み、
前記コイルエンドにおいて、前記２×ｎ組のコイル群は、周方向に等間隔で配列されており、
前記コイルエンドにおいて、前記第１から第３のコイルは、前記周方向にこの順に２スロットピッチで配列されており、
前記コイルエンドにおいて、少なくとも１つの相のうちの前記第１から第３のコイルのうちの少なくとも２つが、前記径方向において互いに隣接しており、
毎極毎相スロット数が３である
固定子。 a stator core;
and a three-phase coil attached to the stator core by distributed winding,
The stator core has 18×n (n is an integer of 1 or more) slots,
Each of the 18×n slots includes an inner layer in which one of the three-phase coils is arranged, and one of the three-phase coils provided outside the inner layer in the radial direction. and an outer layer on which the
The 3-phase coil has 6×n U-phase coils, 6×n V-phase coils, and 6×n W-phase coils at the coil ends of the 3-phase coil, and 10×n form a magnetic pole,
Each of the 6×n U-phase coils, the 6×n V-phase coils, and the 6×n W-phase coils is a 2×n set of first to third coils. including a group of coils of
In the coil end, the 2×n coil groups are arranged at regular intervals in the circumferential direction,
In the coil end, the first to third coils are arranged in this order at a two-slot pitch in the circumferential direction,
at the coil end, at least two of the first to third coils of at least one phase are adjacent to each other in the radial direction ;
The number of slots per phase per pole is 3
stator.
前記第３のコイルは、前記外層に配置されており、
前記Ｕ相コイルの前記各第２のコイルの一部は、前記Ｕ相コイルの前記第１のコイルが配置された前記スロットの前記外層に配置されており、
前記Ｕ相コイルの前記各第２のコイルの他の一部は、前記Ｕ相コイルの前記第３のコイルが配置された前記スロットの内層に配置されており、
前記Ｖ相コイルの前記各第２のコイルの一部は、前記Ｖ相コイルの前記第１のコイルが配置された前記スロットの前記外層に配置されており、
前記Ｖ相コイルの前記各第２のコイルの他の一部は、前記Ｖ相コイルの前記第３のコイルが配置された前記スロットの内層に配置されており、
前記Ｗ相コイルの前記各第２のコイルの一部は、前記Ｗ相コイルの前記第１のコイルが配置された前記スロットの前記外層に配置されており、
前記Ｗ相コイルの前記各第２のコイルの他の一部は、前記Ｗ相コイルの前記第３のコイルが配置された前記スロットの前記内層に配置されている
請求項１に記載の固定子。 The first coil is arranged on the inner layer,
The third coil is arranged on the outer layer,
part of each of the second coils of the U-phase coil is arranged on the outer layer of the slot in which the first coil of the U-phase coil is arranged;
another part of each of the second coils of the U-phase coil is arranged in an inner layer of the slot in which the third coil of the U-phase coil is arranged;
a part of each of the second coils of the V-phase coil is arranged on the outer layer of the slot in which the first coil of the V-phase coil is arranged;
another part of each of the second coils of the V-phase coil is arranged in an inner layer of the slot in which the third coil of the V-phase coil is arranged;
part of each second coil of the W-phase coil is arranged in the outer layer of the slot in which the first coil of the W-phase coil is arranged;
The stator according to claim 1, wherein another part of each of said second coils of said W-phase coil is arranged in said inner layer of said slot in which said third coil of said W-phase coil is arranged. .
前記第２のコイルは、前記外層に配置されており、
前記Ｕ相コイルの前記各第３のコイルの一部は、前記Ｕ相コイルの前記第２のコイルが配置された前記スロットの内層に配置されており、
前記Ｕ相コイルの前記各第３のコイルの他の一部は、前記Ｖ相コイルの前記第１のコイルが配置された前記スロットの前記外層に配置されており、
前記Ｖ相コイルの前記各第３のコイルの一部は、前記Ｖ相コイルの前記第２のコイルが配置された前記スロットの前記内層に配置されており、
前記Ｖ相コイルの前記各第３のコイルの他の一部は、前記Ｗ相コイルの前記第１のコイルが配置された前記スロットの前記外層に配置されており、
前記Ｗ相コイルの前記各第３のコイルの一部は、前記Ｗ相コイルの前記第２のコイルが配置された前記スロットの前記内層に配置されており、
前記Ｗ相コイルの前記各第３のコイルの他の一部は、前記Ｕ相コイルの前記第１のコイルが配置された前記スロットの前記外層に配置されている
請求項１に記載の固定子。 The first coil is arranged on the inner layer,
The second coil is arranged on the outer layer,
part of each of the third coils of the U-phase coil is arranged in an inner layer of the slot in which the second coil of the U-phase coil is arranged;
another part of each of the third coils of the U-phase coil is arranged in the outer layer of the slot in which the first coil of the V-phase coil is arranged;
a part of each of the third coils of the V-phase coil is arranged in the inner layer of the slot in which the second coil of the V-phase coil is arranged;
Another part of each of the third coils of the V-phase coil is arranged in the outer layer of the slot in which the first coil of the W-phase coil is arranged,
part of each of the third coils of the W-phase coil is arranged in the inner layer of the slot in which the second coil of the W-phase coil is arranged;
The stator according to claim 1, wherein another part of each of said third coils of said W-phase coil is arranged in said outer layer of said slot in which said first coil of said U-phase coil is arranged. .
前記コイルエンドにおいて、前記第１のコイル及び前記第３のコイルの一方が他方よりも前記固定子鉄心の中心に近い
請求項４に記載の固定子。 In the coil end, the second coil is arranged outside the first coil and the third coil in the radial direction of the stator,
5. The stator according to claim 4, wherein, at the coil ends, one of the first coil and the third coil is closer to the center of the stator core than the other.
前記Ｗ相コイルの前記第１のコイル及び前記第３のコイルは、前記内層に配置されており、
前記Ｕ相コイルの前記各第１のコイルの一部は、前記Ｕ相コイルの前記第２のコイルが配置された前記スロットの前記内層に配置されており、
前記Ｕ相コイルの前記各第１のコイルの他の一部は、前記Ｗ相コイルの前記第３のコイルが配置された前記スロットの前記外層に配置されており、
前記Ｕ相コイルの前記各第３のコイルの一部は、前記Ｕ相コイルの前記第２のコイルが配置された前記スロットの前記内層に配置されており、
前記Ｕ相コイルの前記各第３のコイルの他の一部は、前記Ｖ相コイルの前記第１のコイルが配置された前記スロットの前記外層に配置されており、
前記Ｖ相コイルの前記各第１のコイルの一部は、前記Ｖ相コイルの前記第２のコイルが配置された前記スロットの前記内層に配置されており、
前記Ｖ相コイルの前記各第１のコイルの他の一部は、前記Ｕ相コイルの前記第３のコイルが配置された前記スロットの前記内層に配置されており、
前記Ｖ相コイルの前記各第３のコイルの一部は、前記Ｖ相コイルの前記第２のコイルが配置された前記スロットの前記内層に配置されており、
前記Ｖ相コイルの前記各第３のコイルの他の一部は、前記Ｗ相コイルの前記第１のコイルが配置された前記スロットの前記外層に配置されている
請求項１に記載の固定子。 The second coil is arranged on the outer layer,
The first coil and the third coil of the W-phase coil are arranged in the inner layer,
part of each of the first coils of the U-phase coil is arranged in the inner layer of the slot in which the second coil of the U-phase coil is arranged;
another part of each of the first coils of the U-phase coil is arranged in the outer layer of the slot in which the third coil of the W-phase coil is arranged;
part of each of the third coils of the U-phase coil is arranged in the inner layer of the slot in which the second coil of the U-phase coil is arranged;
another part of each of the third coils of the U-phase coil is arranged in the outer layer of the slot in which the first coil of the V-phase coil is arranged;
a part of each of the first coils of the V-phase coil is arranged in the inner layer of the slot in which the second coil of the V-phase coil is arranged;
another part of each of the first coils of the V-phase coil is arranged in the inner layer of the slot in which the third coil of the U-phase coil is arranged;
a part of each of the third coils of the V-phase coil is arranged in the inner layer of the slot in which the second coil of the V-phase coil is arranged;
The stator according to claim 1, wherein another part of each of said third coils of said V-phase coil is arranged in said outer layer of said slot in which said first coil of said W-phase coil is arranged. .
前記コイルエンドにおいて、前記Ｗ相コイルの前記第１及び第３のコイルは、前記３相コイルの中で最も前記固定子鉄心の中心に近い
請求項６に記載の固定子。 In the coil end, the second coil is arranged outside the first coil and the third coil in the radial direction of the stator,
7. The stator according to claim 6, wherein at said coil ends, said first and third coils of said W-phase coil are closest to the center of said stator core among said three-phase coils.
前記Ｕ相コイルの前記第１のコイル及び前記第３のコイルは、前記外層に配置されており、
前記Ｖ相コイルの前記各第１のコイルの一部は、前記Ｖ相コイルの前記第２のコイルが配置された前記スロットの前記外層に配置されており、
前記Ｖ相コイルの前記各第１のコイルの他の一部は、前記Ｕ相コイルの前記第３のコイルが配置された前記スロットの前記内層に配置されており、
前記Ｖ相コイルの前記各第３のコイルの一部は、前記Ｖ相コイルの前記第２のコイルが配置された前記スロットの前記外層に配置されており、
前記Ｖ相コイルの前記各第３のコイルの他の一部は、前記Ｗ相コイルの前記第１のコイルが配置された前記スロットの前記外層に配置されており、
前記Ｗ相コイルの前記各第１のコイルの一部は、前記Ｗ相コイルの前記第２のコイルが配置された前記スロットの前記外層に配置されており、
前記Ｗ相コイルの前記各第１のコイルの他の一部は、前記Ｖ相コイルの前記第３のコイルが配置された前記スロットの前記内層に配置されており、
前記Ｗ相コイルの前記各第３のコイルの一部は、前記Ｕ相コイルの前記第１のコイルが配置された前記スロットの前記内層に配置されており、
前記Ｗ相コイルの前記各第３のコイルの他の一部は、前記Ｗ相コイルの前記第２のコイルが配置された前記スロットの前記外層に配置されている
請求項１に記載の固定子。 The second coil is arranged on the inner layer,
The first coil and the third coil of the U-phase coil are arranged on the outer layer,
A part of each of the first coils of the V-phase coil is arranged on the outer layer of the slot in which the second coil of the V-phase coil is arranged,
another part of each of the first coils of the V-phase coil is arranged in the inner layer of the slot in which the third coil of the U-phase coil is arranged;
a part of each of the third coils of the V-phase coil is arranged on the outer layer of the slot in which the second coil of the V-phase coil is arranged;
Another part of each of the third coils of the V-phase coil is arranged in the outer layer of the slot in which the first coil of the W-phase coil is arranged,
part of each of the first coils of the W-phase coil is arranged in the outer layer of the slot in which the second coil of the W-phase coil is arranged;
Another part of each of the first coils of the W-phase coil is arranged in the inner layer of the slot in which the third coil of the V-phase coil is arranged,
part of each of the third coils of the W-phase coil is arranged in the inner layer of the slot in which the first coil of the U-phase coil is arranged;
The stator according to claim 1, wherein another part of each of the third coils of the W-phase coil is arranged in the outer layer of the slot in which the second coil of the W-phase coil is arranged. .
前記固定子の内側に配置された回転子と
を備えた電動機。 A stator according to any one of claims 1 to 9;
and a rotor arranged inside the stator.
前記密閉容器内に配置された圧縮装置と、
前記圧縮装置を駆動する請求項１０に記載の電動機と
を備えた圧縮機。 a closed container;
a compression device disposed within the closed vessel;
and the electric motor according to claim 10 for driving the compression device.
熱交換器と
を備えた空気調和機。 a compressor according to claim 11;
An air conditioner comprising a heat exchanger and
前記１８×ｎ個のスロットの各々は、前記３相コイルのうちの１つのコイルが配置される内層と、径方向における前記内層の外側に設けられており前記３相コイルのうちの１つのコイルが配置される外層とを含み、
前記３相コイルは、前記３相コイルのコイルエンドにおいて６×ｎ個のＵ相コイル、６×ｎ個のＶ相コイル、及び６×ｎ個のＷ相コイルを有し、１０×ｎ個の磁極を形成し、
前記６×ｎ個のＵ相コイル、前記６×ｎ個のＶ相コイル、及び前記６×ｎ個のＷ相コイルの各々は、第１から第３のコイルを一組とする２×ｎ組のコイル群を含み、
前記コイルエンドにおいて、前記２×ｎ組のコイル群を、周方向に等間隔で配列することと、
前記コイルエンドにおいて、少なくとも１つの相のうちの前記第１から第３のコイルのうちの少なくとも２つが前記径方向において互いに隣接するように、前記第１から第３のコイルを、前記周方向にこの順に２スロットピッチで分布巻きで配列することと
を備え、
毎極毎相スロット数が３である
固定子の製造方法。 A method for manufacturing a stator having a stator core having 18×n (n is an integer equal to or greater than 1) slots and a three-phase coil attached to the stator core,
Each of the 18×n slots includes an inner layer in which one of the three-phase coils is arranged, and one of the three-phase coils provided outside the inner layer in the radial direction. and an outer layer on which the
The 3-phase coil has 6×n U-phase coils, 6×n V-phase coils, and 6×n W-phase coils at the coil ends of the 3-phase coil, and 10×n form a magnetic pole,
Each of the 6×n U-phase coils, the 6×n V-phase coils, and the 6×n W-phase coils is a 2×n set of first to third coils. including a group of coils of
arranging the 2×n groups of coils in the coil end at regular intervals in the circumferential direction;
In the coil end, the first to third coils are arranged in the circumferential direction such that at least two of the first to third coils of at least one phase are adjacent to each other in the radial direction. arranging in this order with a 2-slot pitch with distributed winding ,
The number of slots per phase per pole is 3
A stator manufacturing method.
前記１８×ｎ個のスロットの各々は、内層と、径方向における前記内層の外側に設けられた外層とを含み、
前記３相コイルは、前記３相コイルのコイルエンドにおいて６×ｎ個のＵ相コイル、６×ｎ個のＶ相コイル、及び６×ｎ個のＷ相コイルを有し、１０×ｎ個の磁極を形成し、
前記６×ｎ個のＵ相コイル、前記６×ｎ個のＶ相コイル、及び前記６×ｎ個のＷ相コイルの各々は、第１から第３のコイルを一組とする２×ｎ組のコイル群を含み、
前記Ｕ相コイルの前記第１のコイル、前記Ｖ相コイルの前記第１のコイル、及び前記Ｗ相コイルの前記第１のコイルを、分布巻きで前記内層に配置することと、
前記Ｕ相コイルの前記第３のコイル、前記Ｖ相コイルの前記第３のコイル、及び前記Ｗ相コイルの前記第３のコイルを、分布巻きで前記外層に配置することと、
前記Ｕ相コイルの前記各第２のコイルの一部をもう１つの前記スロットの前記外層に配置し、前記Ｕ相コイルの前記各第２のコイルの他の一部を、前記Ｕ相コイルの前記第３のコイルが配置された前記スロットの内層に分布巻きで配置し、前記Ｖ相コイルの前記各第２のコイルの一部を、もう１つの前記スロットの前記外層に配置し、前記Ｖ相コイルの前記各第２のコイルの他の一部を、前記Ｖ相コイルの前記第３のコイルが配置された前記スロットの前記内層に分布巻きで配置し、前記Ｗ相コイルの前記各第２のコイルの一部を、もう１つの前記スロットの前記外層に配置し、前記Ｗ相コイルの前記各第２のコイルの他の一部を、前記Ｗ相コイルの前記第３のコイルが配置された前記スロットの前記内層に分布巻きで配置することと
を備え、
毎極毎相スロット数が３である
固定子の製造方法。 A method for manufacturing a stator having a stator core having 18×n (n is an integer of 1 or more) slots and a three-phase coil attached to the stator core by distributed winding,
each of the 18×n slots includes an inner layer and an outer layer provided outside the inner layer in a radial direction;
The 3-phase coil has 6×n U-phase coils, 6×n V-phase coils, and 6×n W-phase coils at the coil ends of the 3-phase coil, and 10×n form a magnetic pole,
Each of the 6×n U-phase coils, the 6×n V-phase coils, and the 6×n W-phase coils is a 2×n set of first to third coils. including a group of coils of
Arranging the first coil of the U-phase coil, the first coil of the V-phase coil, and the first coil of the W-phase coil in the inner layer by distributed winding;
Arranging the third coil of the U-phase coil, the third coil of the V-phase coil, and the third coil of the W-phase coil on the outer layer by distributed winding;
A part of each of the second coils of the U-phase coil is arranged in the outer layer of another of the slots, and another part of each of the second coils of the U-phase coil is arranged in the outer layer of the U-phase coil. Distributed winding is arranged in the inner layer of the slot in which the third coil is arranged, a part of each of the second coils of the V-phase coil is arranged in the outer layer of another slot, and the V Another part of each of the second coils of the V-phase coil is arranged in the inner layer of the slot in which the third coil of the V-phase coil is arranged by distributed winding, and each of the second coils of the W-phase coil 2 is arranged in the outer layer of the other slot, and another part of each of the second coils of the W-phase coil is arranged by the third coil of the W-phase coil. and distributing windings on the inner layer of the slot that has been formed with distributed windings ;
The number of slots per phase per pole is 3
A stator manufacturing method.
前記１８×ｎ個のスロットの各々は、内層と、径方向における前記内層の外側に設けられた外層とを含み、
前記３相コイルは、前記３相コイルのコイルエンドにおいて６×ｎ個のＵ相コイル、６×ｎ個のＶ相コイル、及び６×ｎ個のＷ相コイルを有し、１０×ｎ個の磁極を形成し、
前記６×ｎ個のＵ相コイル、前記６×ｎ個のＶ相コイル、及び前記６×ｎ個のＷ相コイルの各々は、第１から第３のコイルを一組とする２×ｎ組のコイル群を含み、
前記Ｕ相コイルの前記第２のコイル、前記Ｖ相コイルの前記第２のコイル、及び前記Ｗ相コイルの前記第２のコイルを、分布巻きで前記外層に配置することと、
前記Ｕ相コイルの前記第１のコイル、前記Ｖ相コイルの前記第１のコイル、及び前記Ｗ相コイルの前記第１のコイルを、分布巻きで前記内層に配置することと、
前記Ｕ相コイルの前記各第３のコイルの一部を、前記Ｕ相コイルの前記第２のコイルが配置された前記スロットの前記内層に配置し、前記Ｕ相コイルの前記各第３のコイルの他の一部を、もう１つの前記スロットの前記外層に分布巻きで配置し、前記Ｖ相コイルの前記各第３のコイルの一部を、前記Ｖ相コイルの前記第２のコイルが配置された前記スロットの前記内層に配置し、前記Ｖ相コイルの前記各第３のコイルの他の一部を、もう１つの前記スロットの前記外層に分布巻きで配置し、前記Ｗ相コイルの前記各第３のコイルの一部を、前記Ｗ相コイルの前記第２のコイルが配置された前記スロットの前記内層に配置し、前記Ｗ相コイルの前記各第３のコイルの他の一部を、もう１つの前記スロットの前記外層に分布巻きで配置することと
を備え、
毎極毎相スロット数が３である
固定子の製造方法。 A method for manufacturing a stator having a stator core having 18×n (n is an integer of 1 or more) slots and a three-phase coil attached to the stator core by distributed winding,
each of the 18×n slots includes an inner layer and an outer layer provided outside the inner layer in a radial direction;
The 3-phase coil has 6×n U-phase coils, 6×n V-phase coils, and 6×n W-phase coils at the coil ends of the 3-phase coil, and 10×n form a magnetic pole,
Each of the 6×n U-phase coils, the 6×n V-phase coils, and the 6×n W-phase coils is a 2×n set of first to third coils. including a group of coils of
arranging the second coil of the U-phase coil, the second coil of the V-phase coil, and the second coil of the W-phase coil on the outer layer by distributed winding;
Arranging the first coil of the U-phase coil, the first coil of the V-phase coil, and the first coil of the W-phase coil in the inner layer by distributed winding;
A part of each of the third coils of the U-phase coil is arranged in the inner layer of the slot in which the second coil of the U-phase coil is arranged, and each of the third coils of the U-phase coil is arranged in the inner layer. is arranged on the outer layer of the other slot by distributed winding, and a part of each of the third coils of the V-phase coil is arranged by the second coil of the V-phase coil another part of each of the third coils of the V-phase coil is arranged in the outer layer of another slot by distributed winding, and the third coil of the W-phase coil is arranged in the A portion of each third coil is arranged in the inner layer of the slot in which the second coil of the W-phase coil is arranged, and another portion of each third coil of the W-phase coil is arranged in the inner layer. , arranged in a distributed winding on the outer layer of another of the slots ,
The number of slots per phase per pole is 3
A stator manufacturing method.
前記１８×ｎ個のスロットの各々は、内層と、径方向における前記内層の外側に設けられた外層とを含み、
前記３相コイルは、前記３相コイルのコイルエンドにおいて６×ｎ個のＵ相コイル、６×ｎ個のＶ相コイル、及び６×ｎ個のＷ相コイルを有し、１０×ｎ個の磁極を形成し、
前記６×ｎ個のＵ相コイル、前記６×ｎ個のＶ相コイル、及び前記６×ｎ個のＷ相コイルの各々は、第１から第３のコイルを一組とする２×ｎ組のコイル群を含み、
前記Ｕ相コイルの前記第２のコイル、前記Ｖ相コイルの前記第２のコイル、及び前記Ｗ相コイルの前記第２のコイルを、分布巻きで前記外層に配置することと、
前記Ｗ相コイルの前記第１のコイル及び前記第３のコイルを、分布巻きで前記内層に配置することと、
前記Ｗ相コイルの前記第１のコイル及び前記第３のコイルを、分布巻きで前記内層に配置することと、
前記Ｕ相コイルの前記各第１のコイルの一部を、前記Ｕ相コイルの前記第２のコイルが配置された前記スロットの前記内層に配置し、前記Ｕ相コイルの前記各第１のコイルの他の一部を、もう１つの前記スロットの前記外層に分布巻きで配置し、前記Ｕ相コイルの前記各第３のコイルの一部を、前記Ｕ相コイルの前記第２のコイルが配置された前記スロットの前記内層に配置し、前記Ｕ相コイルの前記各第３のコイルの他の一部を、もう１つの前記スロットの前記外層に分布巻きで配置することと、
前記Ｖ相コイルの前記各第１のコイルの一部を、前記Ｖ相コイルの前記第２のコイルが配置された前記スロットの前記内層に配置し、前記Ｖ相コイルの前記各第１のコイルの他の一部を、前記Ｕ相コイルの前記第３のコイルが配置された前記スロットの前記内層に分布巻きで配置し、前記Ｖ相コイルの前記各第３のコイルの一部を、前記Ｖ相コイルの前記第２のコイルが配置された前記スロットの前記内層に配置し、前記Ｖ相コイルの前記各第３のコイルの他の一部を、もう１つの前記スロットの前記外層に分布巻きで配置することと
を備え、
毎極毎相スロット数が３である
固定子の製造方法。 A method for manufacturing a stator having a stator core having 18×n (n is an integer of 1 or more) slots and a three-phase coil attached to the stator core by distributed winding,
each of the 18×n slots includes an inner layer and an outer layer provided outside the inner layer in a radial direction;
The 3-phase coil has 6×n U-phase coils, 6×n V-phase coils, and 6×n W-phase coils at the coil ends of the 3-phase coil, and 10×n form a magnetic pole,
Each of the 6×n U-phase coils, the 6×n V-phase coils, and the 6×n W-phase coils is a 2×n set of first to third coils. including a group of coils of
arranging the second coil of the U-phase coil, the second coil of the V-phase coil, and the second coil of the W-phase coil on the outer layer by distributed winding;
arranging the first coil and the third coil of the W-phase coil on the inner layer by distributed winding;
arranging the first coil and the third coil of the W-phase coil on the inner layer by distributed winding;
A part of each of the first coils of the U-phase coil is arranged in the inner layer of the slot in which the second coil of the U-phase coil is arranged, and each of the first coils of the U-phase coil is arranged on the outer layer of the other slot by distributed winding, and a part of each of the third coils of the U-phase coil is arranged by the second coil of the U-phase coil placing another part of each third coil of the U-phase coil on the outer layer of the other slot by distributed winding;
A part of each of the first coils of the V-phase coil is arranged in the inner layer of the slot in which the second coil of the V-phase coil is arranged, and each of the first coils of the V-phase coil The other part of is arranged by distributed winding in the inner layer of the slot in which the third coil of the U-phase coil is arranged, and a part of each of the third coils of the V-phase coil is arranged in the The second coil of the V-phase coil is arranged in the inner layer of the slot in which it is arranged, and another part of each of the third coils of the V-phase coil is distributed in the outer layer of the other slot. arranging in turns and
The number of slots per phase per pole is 3
A stator manufacturing method.
前記１８×ｎ個のスロットの各々は、内層と、径方向における前記内層の外側に設けられた外層とを含み、
前記３相コイルは、前記３相コイルのコイルエンドにおいて６×ｎ個のＵ相コイル、６×ｎ個のＶ相コイル、及び６×ｎ個のＷ相コイルを有し、１０×ｎ個の磁極を形成し、
前記６×ｎ個のＵ相コイル、前記６×ｎ個のＶ相コイル、及び前記６×ｎ個のＷ相コイルの各々は、第１から第３のコイルを一組とする２×ｎ組のコイル群を含み、
前記Ｕ相コイルの前記第１のコイル及び前記第３のコイルを、分布巻きで前記外層に配置することと、
前記Ｕ相コイルの前記第２のコイル、前記Ｖ相コイルの前記第２のコイル、及び前記Ｗ相コイルの前記第２のコイルを、分布巻きで前記内層に配置することと、
前記Ｖ相コイルの前記各第１のコイルの一部を、もう１つの前記スロットの前記外層に配置し、前記Ｖ相コイルの前記各第１のコイルの他の一部を、前記Ｕ相コイルの前記第３のコイルが配置された前記スロットの前記内層に分布巻きで配置し、前記Ｖ相コイルの前記各第３のコイルの一部を、もう１つの前記スロットの前記外層に配置し、前記Ｖ相コイルの前記各第３のコイルの他の一部を、もう１つの前記スロットの前記外層に分布巻きで配置することと、
前記Ｗ相コイルの前記各第１のコイルの一部を、もう１つの前記スロットの前記外層に配置し、前記Ｗ相コイルの前記各第１のコイルの他の一部を、前記Ｖ相コイルの前記第３のコイルが配置された前記スロットの前記内層に分布巻きで配置し、前記Ｗ相コイルの前記各第３のコイルの一部を、もう１つの前記スロットの前記外層に配置し、前記Ｗ相コイルの前記各第３のコイルの他の一部を、前記Ｕ相コイルの前記第１のコイルが配置された前記スロットの前記内層に分布巻きで配置することと
を備え、
毎極毎相スロット数が３である
固定子の製造方法。 A method for manufacturing a stator having a stator core having 18×n (n is an integer of 1 or more) slots and a three-phase coil attached to the stator core by distributed winding,
each of the 18×n slots includes an inner layer and an outer layer provided outside the inner layer in a radial direction;
The 3-phase coil has 6×n U-phase coils, 6×n V-phase coils, and 6×n W-phase coils at the coil ends of the 3-phase coil, and 10×n form a magnetic pole,
Each of the 6×n U-phase coils, the 6×n V-phase coils, and the 6×n W-phase coils is a 2×n set of first to third coils. including a group of coils of
Arranging the first coil and the third coil of the U-phase coil on the outer layer by distributed winding;
disposing the second coil of the U-phase coil, the second coil of the V-phase coil, and the second coil of the W-phase coil in the inner layer by distributed winding;
A part of each of the first coils of the V-phase coil is arranged on the outer layer of the other slot, and another part of each of the first coils of the V-phase coil is arranged on the U-phase coil. Distributed winding is arranged on the inner layer of the slot in which the third coil of is arranged, and a part of each of the third coils of the V-phase coil is arranged on the outer layer of the other slot, arranging another part of each of the third coils of the V-phase coil on the outer layer of the other slot by distributed winding;
A part of each of the first coils of the W-phase coil is arranged in the outer layer of another of the slots, and another part of each of the first coils of the W-phase coil is arranged in the V-phase coil. Distributed winding is arranged on the inner layer of the slot in which the third coil of is arranged, and a part of each of the third coils of the W-phase coil is arranged on the outer layer of the other slot, Arranging another part of each of the third coils of the W-phase coil in distributed winding in the inner layer of the slot in which the first coil of the U-phase coil is arranged ,
The number of slots per phase per pole is 3
A stator manufacturing method.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2020/005237 WO2021161403A1 (en) | 2020-02-12 | 2020-02-12 | Stator, electric motor, compressor, air conditioner, and method for manufacturing stator |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2021161403A1 JPWO2021161403A1 (en) | 2021-08-19 |
| JPWO2021161403A5 true JPWO2021161403A5 (en) | 2022-07-26 |
| JP7361805B2 JP7361805B2 (en) | 2023-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2021577749A Active JP7361805B2 (en) | 2020-02-12 | 2020-02-12 | Stator, electric motor, compressor, air conditioner, and stator manufacturing method |
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| JP (1) | JP7361805B2 (en) |
| WO (1) | WO2021161403A1 (en) |
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| US11889798B2 (en) | 2018-09-21 | 2024-02-06 | Scott Eddins | Modular plant lighting and plant support system |
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| JPH07106046B2 (en) * | 1986-04-23 | 1995-11-13 | 株式会社安川電機 | Permanent magnet synchronous machine type motor |
| JPH05191940A (en) * | 1992-01-10 | 1993-07-30 | Toshiba Corp | Three-phase twelve-pole armature winding |
| JP4725684B1 (en) | 2010-08-10 | 2011-07-13 | 株式会社安川電機 | Generator and wind power generation system |
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- 2020-02-12 WO PCT/JP2020/005237 patent/WO2021161403A1/en active Application Filing
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