KR20160101918A - 수송 기관의 구동 장치 - Google Patents
수송 기관의 구동 장치 Download PDFInfo
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- KR20160101918A KR20160101918A KR1020167015789A KR20167015789A KR20160101918A KR 20160101918 A KR20160101918 A KR 20160101918A KR 1020167015789 A KR1020167015789 A KR 1020167015789A KR 20167015789 A KR20167015789 A KR 20167015789A KR 20160101918 A KR20160101918 A KR 20160101918A
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- South Korea
- Prior art keywords
- rotational power
- drive source
- drive
- eccentricity
- vehicle
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Classifications
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- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/38—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the driveline clutches
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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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
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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
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Abstract
Description
도 2는 후륜 구동 장치의 일실시형태의 종단면도이다.
도 3은 도 2에 나타내는 후륜 구동 장치의 부분 확대도이다.
도 4는 차량 상태에 있어서의 전륜 구동 장치와 후륜 구동 장치의 관계를 전동기의 작동 상태와 더불어 기재한 표이다.
도 5는 정차 중의 후륜 구동 장치의 속도 공선도이다.
도 6은 전진 저차속 시의 후륜 구동 장치의 속도 공선도이다.
도 7은 전진 중차속 시의 후륜 구동 장치의 속도 공선도이다.
도 8은 감속 회생 시의 후륜 구동 장치의 속도 공선도이다.
도 9는 전진 고차속 시의 후륜 구동 장치의 속도 공선도이다.
도 10은 후진 시의 후륜 구동 장치의 속도 공선도이다.
도 11은 차량 주행의 일례에 있어서의 타이밍 차트이다.
도 12는 링 기어에 가해지는 역방향의 좌우합 토크와 스프래그의 경사 각도의 관계를 나타내는 그래프이다.
도 13의 (a)는 편심되지 않는 일방향 클러치의 모식도이며, (b)는 편심된 일방향 클러치의 모식도이다.
도 14는 브레이크 해방 제어를 설명하는 흐름도이다.
도 15는 스프래그의 최대 경사 각도만큼, 이너 레이스를 타방향으로 회전시키기 위한 이너 레이스의 회전 시간과 회전 속도의 관계를 나타내는 그래프이다.
2A 제1 전동기(구동원)
2B 제2 전동기(구동원)
3 차량(수송 기관)
4 내연 기관(다른 구동원)
5 전동기(다른 구동원)
8 제어 장치(구동원 제어 장치, 단접 수단 제어 장치, 편심 취득 수단, 계수 수단)
50 일방향 클러치(일방향 동력 전달 수단)
51 이너 레이스(제1 부재)
52 아우터 레이스(제2 부재)
53 스프래그(맞물림 부재)
60A, 60B 유압 브레이크(단접 수단)
Wf 전륜(제2 구동륜)
Wr 후륜(피구동부, 제1 구동륜)
O 아우터 레이스의 회전 축선
O' 이너 레이스의 회전 축선
Claims (20)
- 구동원과,
상기 구동원에 의해 구동되며, 수송 기관을 추진하는 피구동부와,
상기 구동원과 상기 피구동부의 동력 전달 경로 상에 마련되고, 구동원측의 일방향의 회전 동력이 피구동부측에 입력될 때에 맞물림 상태가 되며, 구동원측의 타방향의 회전 동력이 피구동부측에 입력될 때에 비(非)맞물림 상태가 되고, 피구동부측의 일방향의 회전 동력이 구동원측에 입력될 때에 비맞물림 상태가 되며, 피구동부측의 타방향의 회전 동력이 구동원측에 입력될 때에 맞물림 상태가 되는 일방향 동력 전달 수단
을 포함하는 수송 기관의 구동 장치로서,
상기 일방향 동력 전달 수단은, 동일한 회전 축선을 가지고 상대 회전 가능한 제1 부재와 제2 부재, 및 상기 제1 부재와 상기 제2 부재 사이에 개재되는 맞물림 부재를 포함하고,
상기 구동 장치는 상기 제1 부재의 회전 축선과 상기 제2 부재의 회전 축선의 어긋남인 편심을 취득하는 편심 취득 수단을 포함하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제1항에 있어서,
상기 동력 전달 경로 상에 상기 일방향 동력 전달 수단과 병렬로 마련되며, 해방 또는 체결됨으로써 상기 동력 전달 경로를 차단 상태 또는 접속 상태로 하는 단접 수단을 더 포함하고,
상기 편심 취득 수단은, 상기 단접 수단이 체결되어 구동원측과 피구동부측이 접속 상태일 때에 상기 편심을 취득하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제2항에 있어서,
상기 구동 장치는, 상기 단접 수단의 해방과 체결을 제어하는 단접 수단 제어 장치를 포함하고,
상기 단접 수단 제어 장치는, 상기 편심 취득 수단이 소정 이상의 편심을 취득하였을 때에, 상기 단접 수단을 해방하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제3항에 있어서,
상기 단접 수단 제어 장치는, 상기 편심 취득 수단이 상기 소정 이상의 편심을 취득하였을 때에, 상기 구동원이 상기 일방향의 회전 동력을 발생시키고 있는 경우, 상기 단접 수단의 해방을, 상기 일방향의 회전 동력이 대략 영이 될 때까지 대기하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제3항에 있어서,
상기 단접 수단 제어 장치는, 상기 편심 취득 수단이 상기 소정 이상의 편심을 취득하였을 때에, 상기 구동원이 상기 일방향의 회전 동력을 발생시키고 있는 경우, 상기 단접 수단을, 상기 구동원에의 지령이 상기 타방향의 회전 동력의 발생 지시로 전환될 때까지 체결을 유지하며, 상기 구동원이 상기 일방향의 회전 동력의 발생을 끝내고, 또한 상기 타방향의 회전 동력의 발생을 개시하기 전에 해방하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제5항에 있어서,
상기 수송 기관은 차량이고,
상기 피구동부는 상기 차량의 차륜이며,
상기 차량은 상기 차륜의 회전을 제동하는 제동 수단을 포함하고,
상기 구동원이 상기 타방향의 회전 동력의 발생을 개시하기 전에 상기 단접 수단을 해방할 때에, 상기 구동원으로부터의 상기 타방향의 회전 동력의 발생 개시의 지연을 보충하도록, 상기 제동 수단으로부터, 상기 타방향의 회전 동력을 보충하는 제동력을 발생시키는 것을 특징으로 하는 수송 기관의 구동 장치. - 제3항에 있어서,
상기 수송 기관은 차량이고,
상기 피구동부는 상기 차량의 차륜 중, 전륜 및 후륜 중 한쪽인 제1 구동륜이며,
상기 차량은 상기 전륜 및 후륜 중 다른쪽인 제2 구동륜을 구동시키는 다른 구동원을 포함하고,
상기 단접 수단 제어 장치는, 상기 편심 취득 수단이 상기 소정 이상의 편심을 취득하였을 때에, 상기 다른 구동원이 상기 일방향의 회전 동력을 발생시키고 있는 경우, 상기 단접 수단을 해방하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제3항 내지 제7항 중 어느 한 항에 있어서,
상기 구동 장치는, 상기 구동원이 발생시키는 회전 동력을 제어하는 구동원 제어 장치를 포함하고,
상기 구동원 제어 장치는, 상기 단접 수단 제어 장치가 상기 단접 수단을 해방할 때에, 상기 구동원으로부터 상기 타방향의 회전 동력이 발생하도록 제어하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제8항에 있어서,
상기 일방향 동력 전달 수단의 상기 맞물림 부재는, 상기 구동원의 상기 일방향의 회전 동력의 증가에 따라 경사각이 증가하도록 개재되고,
상기 구동원 제어 장치는, 상기 구동원이 발생시키는 상기 일방향의 최대 발생회전 동력에 기초하여 구한 상기 맞물림 부재의 최대 경사각에 기초하여, 상기 타방향의 회전 동력의 발생량을 결정하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제2항 내지 제9항 중 어느 한 항에 있어서,
상기 구동 장치는, 상기 단접 수단이 체결되어 구동원측과 피구동부측이 접속 상태일 때에 상기 구동원이 소정 이상의 크기의 상기 일방향의 회전 동력을 발생시킨 것을 취득하며, 발생 횟수를 기억하는 계수 수단을 더 포함하고,
상기 편심 취득 수단은, 상기 계수 수단이 기억하는 상기 발생 횟수에 기초하여 상기 편심을 추정하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제10항에 있어서, 상기 소정 이상의 크기를, 상기 단접 수단의 회전 동력 전달 용량에 기초하여 정하는 것을 특징으로 하는 수송 기관의 구동 장치.
- 구동원과,
상기 구동원에 의해 구동되며, 수송 기관을 추진하는 피구동부와,
상기 구동원과 상기 피구동부의 동력 전달 경로 상에 마련되고, 구동원측의 일방향의 회전 동력이 피구동부측에 입력될 때에 맞물림 상태가 되며, 구동원측의 타방향의 회전 동력이 피구동부측에 입력될 때에 비맞물림 상태가 되고, 피구동부측의 일방향의 회전 동력이 구동원측에 입력될 때에 비맞물림 상태가 되며, 피구동부측의 타방향의 회전 동력이 구동원측에 입력될 때에 맞물림 상태가 되는 일방향 동력 전달 수단과,
상기 동력 전달 경로 상에 상기 일방향 동력 전달 수단과 병렬로 마련되고, 해방 또는 체결됨으로써 상기 동력 전달 경로를 차단 상태 또는 접속 상태로 하는 단접 수단과,
상기 단접 수단의 해방과 체결을 제어하는 단접 수단 제어 장치
를 포함하는 수송 기관의 구동 장치로서,
상기 단접 수단이 체결되어 구동원측과 피구동부측이 접속 상태일 때에 상기 구동원이 소정 이상의 크기의 상기 일방향의 회전 동력을 발생시킨 것을 취득하며, 발생 횟수를 기억하는 계수 수단을 더 포함하고,
상기 단접 수단 제어 장치는, 상기 계수 수단이 기억하는 상기 발생 횟수에 기초하여, 상기 단접 수단을 제어하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제12항에 있어서,
상기 단접 수단 제어 장치는, 상기 계수 수단이 기억하는 상기 발생 횟수가 소정 이상일 때에, 상기 단접 수단을 해방하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제12항 또는 제13항에 있어서,
상기 소정 이상의 크기를, 상기 단접 수단의 회전 동력 전달 용량에 기초하여 정하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제13항에 있어서,
상기 단접 수단 제어 장치는, 상기 발생 횟수가 소정 이상일 때에, 상기 구동원이 상기 일방향의 회전 동력을 발생시키고 있는 경우, 상기 단접 수단의 해방을, 상기 일방향의 회전 동력이 대략 영이 될 때까지 대기하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제13항에 있어서,
상기 단접 수단 제어 장치는, 상기 발생 횟수가 소정 이상일 때에, 상기 구동원이 상기 일방향의 회전 동력을 발생시키고 있는 경우, 상기 단접 수단을, 상기 구동원에의 지령이 상기 타방향의 회전 동력의 발생 지시로 전환될 때까지 체결을 유지하고, 상기 구동원이 상기 일방향의 회전 동력의 발생을 끝내고 또한 상기 타방향의 회전 동력의 발생을 개시하기 전에 해방하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제16항에 있어서,
상기 수송 기관은 차량이고,
상기 피구동부는 상기 차량의 차륜이며,
상기 차량은 상기 차륜의 회전을 제동하는 제동 수단을 포함하고,
상기 타방향의 회전 동력의 발생을 개시하기 전에 상기 단접 수단을 해방할 때에, 상기 구동원으로부터의 상기 타방향의 회전 동력의 발생 개시의 지연을 보충하도록, 상기 제동 수단으로부터, 상기 타방향의 회전 동력을 보충하는 제동력을 발생시키는 것을 특징으로 하는 수송 기관의 구동 장치. - 제13항에 있어서,
상기 수송 기관은 차량이고,
상기 피구동부는 상기 차량의 차륜 중, 전륜 및 후륜 중 한쪽인 제1 구동륜이며,
상기 차량은 상기 전륜 및 후륜 중 다른쪽인 제2 구동륜을 구동시키는 다른 구동원을 포함하고,
상기 단접 수단 제어 장치는, 상기 발생 횟수가 소정 이상일 때에, 상기 다른 구동원이 상기 일방향의 회전 동력을 발생시키고 있는 경우, 상기 단접 수단을 해방하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제13항 내지 제18항 중 어느 한 항에 있어서,
상기 구동 장치는, 상기 구동원이 발생시키는 회전 동력을 제어하는 구동원 제어 장치를 포함하고,
상기 구동원 제어 장치는, 상기 단접 수단 제어 장치가 상기 단접 수단을 해방할 때에, 상기 구동원으로부터 상기 타방향의 회전 동력이 발생하도록 제어하는 것을 특징으로 하는 수송 기관의 구동 장치. - 제19항에 있어서,
상기 일방향 동력 전달 수단의 맞물림 부재는, 상기 구동원의 상기 일방향의 회전 동력의 증가에 따라, 경사각이 증가하도록 개재되고,
상기 구동원 제어 장치는, 상기 구동원이 발생시키는 상기 일방향의 최대 발생 회전 동력에 기초하여 구한 상기 맞물림 부재의 최대 경사각에 기초하여, 상기 타방향의 회전 동력의 발생량을 결정하는 것을 특징으로 하는 수송 기관의 구동 장치.
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