KR20140116059A - 회전 전기, 및 그 회전 전기를 구비한 차량 - Google Patents
회전 전기, 및 그 회전 전기를 구비한 차량 Download PDFInfo
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- KR20140116059A KR20140116059A KR1020147012801A KR20147012801A KR20140116059A KR 20140116059 A KR20140116059 A KR 20140116059A KR 1020147012801 A KR1020147012801 A KR 1020147012801A KR 20147012801 A KR20147012801 A KR 20147012801A KR 20140116059 A KR20140116059 A KR 20140116059A
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Abstract
Description
도 2는 전력 변환 장치(600)의 회로도.
도 3은 회전 전기(200)의 단면도.
도 4는 회전자 코어(252)를 나타내는 도면.
도 5는 고정자(230) 및 회전자(250)의 단면도.
도 6은 고정자(230)의 사시도.
도 7은 고정자 권선(238)의 결선도.
도 8은 U상 권선의 상세 결선을 나타내는 도면.
도 9는 U1상 권선 그룹의 일부의 확대도.
도 10은 U2상 권선 그룹의 일부의 확대도.
도 11은 슬롯 도체(233a)의 배치도.
도 12는 슬롯 도체(233a)의 배치를 설명하는 도면.
도 13은 고정자(230) 및 회전자(250)의 부분 확대 단면도.
도 14는 릴럭턴스 토크를 설명하는 도면.
도 15는 비통전시의 자속 분포를 나타내는 도면.
도 16은 코깅 토크 저감 방법을 설명하는 도면.
도 17은 자석 극호도(極弧度) τm/τp의 비(比)와 코깅 토크와의 관계를 나타내는 도면.
도 18은 코깅 토크의 파형을 나타내는 도면.
도 19는 유기(誘起) 전압 파형을 나타내는 도면.
도 20은 유기 전압 파형의 고조파 해석 결과를 나타내는 도면.
도 21은 교류 전류를 통전했을 경우의 토크 파형을 나타내는 도면.
도 22는 토크 파형의 고조파 해석 결과를 나타내는 도면.
도 23은 고정자의 원환(圓環) 0차의 진동 모드를 나타내는 도면.
도 24는 고정자의 원환 6차의 진동 모드를 나타내는 도면.
도 25는 고정자의 원환 6차 성분을 가지고, 축 방향 양단에서 위상이 반전하는 진동 모드를 나타내는 도면.
도 26은 제2 실시형태에 있어서의 U상 권선의 상세 결선을 나타내는 도면.
도 27은 제2 실시형태에 있어서의 슬롯 도체(233a)의 배치를 나타내는 도면.
도 28은 제3 실시형태에 있어서의 U상 권선의 상세 결선의 일부를 나타내는 도면.
도 29는 제3 실시형태에 있어서의 슬롯 도체(233a)의 배치를 나타내는 도면.
Claims (11)
- 복수의 슬롯이 형성된 고정자 코어와,
상기 고정자 코어의 각 슬롯에 삽입 통과되어 복수의 레이어 중 어느 하나를 구성하는 슬롯 도체와, 다른 슬롯에 삽입 통과된 슬롯 도체의 동일측 단부(端部)끼리를 접속하여 코일 엔드를 구성하는 크로스오버(crossover) 도체로 이루어지는 파권(波卷)의 주회 권선(卷線)을 복수 갖는 복수 상(相)의 고정자 권선과,
상기 고정자 코어에 대하여 공극(空隙)을 사이에 두고 회전 가능하게 설치되고, 복수의 자석과, 당해 자석의 극간에 형성된 복수의 자기적 보조 돌극부(突極部)를 갖는 회전자를 구비하고,
상기 크로스오버 도체는, 매극(每極) 슬롯수를 N으로 했을 때, 한쪽의 코일 엔드에서는 슬롯 피치 Np=N+1로 슬롯을 건너뛰고, 다른 쪽의 코일 엔드에서는 슬롯 피치 Np=N-1로 슬롯을 건너뛰도록 상기 슬롯 도체간을 접속하고,
상기 고정자 권선은, 동일 상의 복수의 슬롯 도체로 구성되는 하나의 그룹의 슬롯 도체 그룹을 복수 갖고,
상기 슬롯 도체 그룹의 복수의 슬롯 도체는, 고정자 코어 둘레 방향으로 연속하여 나열된 소정수(Ns)의 슬롯 내에 슬롯 및 레이어가 인접하도록 삽입 통과되고,
상기 소정수(Ns)는, 매극 매상 슬롯수를 NSPP, 레이어수를 2×NL로 했을 때, Ns=NSPP+NL로 설정되어 있고,
상기 회전자는, 상기 자기적 보조 돌극부 내이며 당해 자기적 보조 돌극부의 돌극 중심을 지나는 q축으로부터 둘레 방향으로 어긋난 위치에 자기 저항 변화부를 갖고,
상기 자기 저항 변화부의 q축으로부터의 어긋남량은, 통전시의 토크 맥동이 서로 없어지도록 상기 자기적 보조 돌극의 위치에 따라 다른 회전 전기. - 제1항에 있어서,
상기 자기 저항 변화부는 자기적 공극인 회전 전기. - 제1항 또는 제2항에 있어서,
상기 자기적 공극은, 자극(磁極) 중심을 지나는 q축에 대하여 비대칭이고, 돌극 중심을 지나는 d축에 대하여 대칭으로 배치되어 있는 회전 전기. - 제1항 또는 제2항에 있어서,
상기 자기적 공극은, 자극 중심을 지나는 q축에 대하여 대칭이고, 돌극 중심을 지나는 d축에 대하여 비대칭으로 배치되어 있는 회전 전기. - 제3항 또는 제4항에 있어서,
상기 자기적 공극은 상기 회전 코어의 표면에 형성된 오목부인 회전 전기. - 제1항 내지 제5항 중 어느 한 항에 있어서,
상기 슬롯 도체가 평각선(平角線)인 회전 전기. - 제1항 내지 제6항 중 어느 한 항에 있어서,
상기 고정자 권선은 Y 결선을 복수 갖고, 각각의 Y 결선의 각 상의 권선에 유기(誘起)하는 전압에 위상차가 없는 회전 전기. - 제2항 내지 제7항 중 어느 한 항에 있어서,
상기 회전자 코어는, 상기 자기적 공극을 형성하는 구멍 또는 노치가 형성된 전자기 강판을 적층하여 이루어지는 회전 전기. - 제8항에 있어서,
상기 회전자 코어는, 상기 자석, 상기 자기적 보조 돌극부 및 상기 자기적 공극을 각각 갖는 복수의 축 방향 분할 코어 그룹으로 분할되고, 상기 자석과 상기 자기적 공극의 둘레 방향 위치는 상기 축 방향 분할 코어 그룹에 관계없이 일정하며, 상기 자기적 공극의 둘레 방향 위치가 다른 적어도 2종류 이상의 상기 축 방향 분할 코어 그룹이 3개 이상으로 이루어지는 회전 전기. - 제1항 내지 제9항 중 어느 한 항에 있어서,
상기 고정자 권선의 구성으로 전기각 360도에 대한 6차 성분의 토크 리플을 저감하고, 상기 자기 저항 변화부에 의해 12차 성분의 토크 리플을 저감하고 있는 회전 전기. - 제1항 내지 제10항 중 어느 한 항에 기재된 회전 전기와,
직류 전력을 공급하는 배터리와,
상기 배터리의 직류 전력을 교류 전력으로 변환하여 상기 회전 전기에 공급하는 변환 장치를 구비하고,
상기 회전 전기의 토크를 구동력으로서 이용하는 차량.
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| Application Number | Priority Date | Filing Date | Title |
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| JP2012008565A JP5948061B2 (ja) | 2012-01-19 | 2012-01-19 | 回転電機、およびその回転電機を備えた車両 |
| JPJP-P-2012-008565 | 2012-01-19 | ||
| PCT/JP2013/050183 WO2013108680A1 (ja) | 2012-01-19 | 2013-01-09 | 回転電機、およびその回転電機を備えた車両 |
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| KR20140116059A true KR20140116059A (ko) | 2014-10-01 |
| KR101635863B1 KR101635863B1 (ko) | 2016-07-04 |
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| KR1020147012801A Active KR101635863B1 (ko) | 2012-01-19 | 2013-01-09 | 회전 전기, 및 그 회전 전기를 구비한 차량 |
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| Country | Link |
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| US (3) | US9871417B2 (ko) |
| JP (1) | JP5948061B2 (ko) |
| KR (1) | KR101635863B1 (ko) |
| CN (2) | CN104054236B (ko) |
| BR (1) | BR112014017815B1 (ko) |
| DE (1) | DE112013000618B8 (ko) |
| IN (1) | IN2014DN05718A (ko) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210125287A (ko) * | 2020-04-08 | 2021-10-18 | 엘지마그나 이파워트레인 주식회사 | 토크 리플 저감을 위한 릴럭턴스 모터 |
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|---|---|
| US9871417B2 (en) | 2018-01-16 |
| DE112013000618B8 (de) | 2015-12-17 |
| BR112014017815A8 (pt) | 2017-07-11 |
| DE112013000618T5 (de) | 2014-10-16 |
| BR112014017815B1 (pt) | 2021-12-21 |
| CN107026525A (zh) | 2017-08-08 |
| JP2013150437A (ja) | 2013-08-01 |
| KR101635863B1 (ko) | 2016-07-04 |
| US20180091007A1 (en) | 2018-03-29 |
| DE112013000618B4 (de) | 2015-10-08 |
| WO2013108680A1 (ja) | 2013-07-25 |
| CN107026525B (zh) | 2019-06-21 |
| JP5948061B2 (ja) | 2016-07-06 |
| US10340756B2 (en) | 2019-07-02 |
| US20140361646A1 (en) | 2014-12-11 |
| US10056794B2 (en) | 2018-08-21 |
| CN104054236A (zh) | 2014-09-17 |
| US20180342914A1 (en) | 2018-11-29 |
| BR112014017815A2 (ko) | 2017-06-20 |
| IN2014DN05718A (ko) | 2015-04-10 |
| CN104054236B (zh) | 2016-10-26 |
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