KR101673355B1 - 차량의 타력 주행 토크 제어시스템 및 이에 의한 제어방법 - Google Patents
차량의 타력 주행 토크 제어시스템 및 이에 의한 제어방법 Download PDFInfo
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- KR101673355B1 KR101673355B1 KR1020150099199A KR20150099199A KR101673355B1 KR 101673355 B1 KR101673355 B1 KR 101673355B1 KR 1020150099199 A KR1020150099199 A KR 1020150099199A KR 20150099199 A KR20150099199 A KR 20150099199A KR 101673355 B1 KR101673355 B1 KR 101673355B1
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- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
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- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
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- B60K6/42—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 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
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Abstract
Description
도 2 는 도 1의 타력 주행 토크 제어시스템이 주행도로 평균속도를 기반으로 선정한 타력 주행 토크를 보여주는 도면이다.
도 3은 도 1의 차량의 타력 주행 토크 제어방법을 보여주는 순서도이다.
110 : 외부정보 수신기 120 : 제어기
130 : 구동모터 200 : 내연기관
300 : 배터리 400 : 인버터
500 : 구동축 600 :클러치
Claims (14)
- 외부 정보의 수신여부를 판단하는 단계;
상기 외부정보에 기반하여, 현재 차량이 주행하는 주행도로에 관한 하나 이상의 주행도로 속도정보를 취득하는 단계;
상기 주행도로 속도정보에 기반하여, 타력 주행 토크를 선정하는 단계; 및
선정된 상기 타력 주행 토크에 기반하여, 구동축과 연결된 구동모터를 제어하는 단계;를 포함하는 차량의 타력 주행 토크 제어방법에 있어서,
상기 타력 주행 토크를 선정하는 단계는, 복수의 주행도로 속도정보들의 우선순위를 판단하는 단계;를 포함하고,
상기 주행도로 속도정보는 상기 주행도로의 종류에 관한 도로정보 및 상기 주행도로의 평균속도에 관한 교통정보를 포함하고,
상기 도로정보 및 상기 교통정보 중 평균속도가 더 낮은 정보의 우선 순위가 더 높게 형성되는 차량의 타력 주행 토크 제어방법. - 삭제
- 제 1 항에 있어서,
상기 외부 정보에 기반하지 않은 상기 주행도로 속도정보를 취득하는 단계;를 더 포함하는 차량의 타력 주행 토크 제어방법. - 제 3 항에 있어서,
상기 우선순위가 높은 상기 주행도로 속도정보를 판단하는 단계에서,
상기 외부정보에 기반한 상기 주행도로 속도정보의 우선 순위는 상기 외부정보에 기반하지 않은 상기 주행도로 속도정보의 우선 순위보다 높게 형성되는 차량의 타력 주행 토크 제어방법. - 제 3 항에 있어서,
상기 외부 정보에 기반하지 않은 상기 주행도로 속도정보를 취득하는 단계는,
상기 차량의 주행 속도를 기반으로 상기 주행 도로의 속도 정보를 연산하는 차량의 타력 주행 토크 제어방법. - 삭제
- 제 1 항에 있어서,
상기 도로정보는 상기 차량이 주행하고 있는 도로가 고속도로, 일반국도, 이면도로, 도심도로 또는 스쿨존에 속한 도로인지 여부에 대한 정보를 포함하는 차량의 타력 주행 토크 제어방법. - 제 1 항에 있어서,
상기 교통정보는 상기 차량이 주행하고 있는 도로가 원활상태, 서행상태 또는 정체상태 인지 여부에 대한 정보를 포함하는 차량의 타력 주행 토크 제어방법. - 제 1 항에 있어서,
상기 타력 주행 토크를 선정하는 단계에서,
상기 복수의 주행 도로 속도정보 중 우선 순위가 높은 주행도로 속도정보를 취득할 수 없는 경우에, 다음 순위의 주행도로 속도정보에 기반하여 타력 주행 토크를 선정하는 차량의 타력 주행 토크 제어방법. - 제 1 항에 있어서,
상기 주행도로 속도정보에 기반하여 타력 주행토크를 선정하는 단계는,
복수의 상기 주행도로 속도정보 및 차량의 현재 속도와 복수의 타력 주행토크들이 각각 매칭된 타력 주행토크 맵에 기반하여 상기 타력 주행토크를 선정하는 차량의 타력 주행 토크 제어방법. - 제 1 항에 있어서,
상기 외부 정보를 수신할 수 없는 경우, 상기 차량의 주행 속도를 기반으로 상기 주행 도로 속도정보를 취득하는 단계;를 더 포함하는 차량의 타력 주행 토크 제어방법. - 현재 차량이 주행하는 주행도로에 관한 하나 이상의 주행도로 속도정보를 포함하는 외부정보를 수신하는 외부정보 수신기;
상기 외부정보 수신기로부터 상기 외부정보를 전달받으며, 상기 주행도로 속도정보를 기반으로 타력 주행 토크를 선정하는 타력 주행 토크 제어기; 및
배터리와 연결되어 구동되며, 상기 차량이 타력 주행 상태인 경우, 상기 타력 주행 토크 제어기에 의해 선정된 상기 타력 주행 토크로 회생 전력을 생산하고, 생산된 상기 회생 전력을 상기 배터리 전원으로 전달하는 구동 모터;를 포함하는 차량의 타력 주행 토크 제어시스템에 있어서,
상기 주행도로 속도정보는 상기 주행도로의 종류에 관한 도로정보 및 상기 주행도로의 평균속도에 관한 교통정보를 포함하고,
상기 타력 주행 토크 제어기는 복수의 주행도로 속도정보들의 우선순위를 판단하며,
상기 도로정보 및 상기 교통정보 중 평균속도가 더 낮은 정보의 우선 순위가 더 높게 형성되는 차량의 타력 주행 토크 제어 시스템. - 제 12 항에 있어서,
상기 타력 주행 토크 제어기는,
상기 차량의 주행 속도를 기반으로 상기 외부정보에 기반하지 않은 상기 주행도로 속도정보를 연산하는 차량의 타력 주행 토크 제어시스템. - 제 12 항에 있어서,
상기 타력 주행 토크 제어기는,
복수의 상기 주행도로 속도정보 및 차량의 현재속도와 복수의 타력 주행토크들이 각각 매칭된 타력 주행토크 맵을 포함하는 차량의 타력 주행 토크 제어시스템.
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| US14/948,647 US9834115B2 (en) | 2015-07-13 | 2015-11-23 | Coasting torque control system of vehicle and method using the same |
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