KR101788190B1 - 하이브리드 전기 자동차의 주행 모드 제어 방법 및 장치 - Google Patents
하이브리드 전기 자동차의 주행 모드 제어 방법 및 장치 Download PDFInfo
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- KR101788190B1 KR101788190B1 KR1020160043419A KR20160043419A KR101788190B1 KR 101788190 B1 KR101788190 B1 KR 101788190B1 KR 1020160043419 A KR1020160043419 A KR 1020160043419A KR 20160043419 A KR20160043419 A KR 20160043419A KR 101788190 B1 KR101788190 B1 KR 101788190B1
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- torque
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- motor
- clutch
- driving mode
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- B60W2510/00—Input parameters relating to a particular sub-units
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60W2710/00—Output or target parameters relating to a particular sub-units
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- B60W2710/021—Clutch engagement state
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
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- B60W2710/00—Output or target parameters relating to a particular sub-units
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- B60W2710/0666—Engine torque
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/08—Electric propulsion units
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- B60W2710/085—Torque change rate
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
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- B60Y2200/90—Vehicles comprising electric prime movers
- B60Y2200/92—Hybrid vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
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- B60Y2300/18—Propelling the vehicle
- B60Y2300/188—Controlling power parameters of the driveline, e.g. determining the required power
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- Y02T10/60—Other road transportation technologies with climate change mitigation effect
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- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S903/00—Hybrid electric vehicles, HEVS
- Y10S903/902—Prime movers comprising electrical and internal combustion motors
- Y10S903/903—Prime movers comprising electrical and internal combustion motors having energy storing means, e.g. battery, capacitor
- Y10S903/93—Conjoint control of different elements
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Abstract
Description
도 1은 본 발명의 일 실시예에 따른 하이브리드 차량의 주행 모드 제어 시스템을 설명하기 위한 구조도이다.
도 2는 본 발명의 일 실시예에 따른 하이브리드 전기 자동차의 주행 모드 제어 방법을 설명하기 위한 순서도이다.
도 3은 본 발명의 일 실시예에 따른 하이브리드 전기 자동차의 주행 모드 제어 방법 및 장치의 효과를 설명하기 위한 도면이다.
도 4는 본 발명의 일 실시예에 따른 하이브리드 전기 자동차의 주행 모드 제어 장치를 설명하기 위한 구조도이다.
20 : 엔진
30 : 엔진클러치
40 : 구동 모터
50 : 변속기
60 : 인버터
70 : 배터리
400 : 주행 모드 제어 장치
410 : 통신부
420 : 제어부
430 : 메모리
Claims (17)
- 엔진과 제1모터가 함께 구동되는 제1주행모드에서 상기 제1모터에 의해 구동되는 제2주행모드로 천이되는 경우, 엔진 토크를 감소시키는 단계;
제2모터 토크를 인가하는 단계; 및
상기 엔진 토크와 상기 제2모터 토크의 차가 제1임계토크 이하인 경우, 클러치(clutch)를 개방(open)하는 단계;
를 포함하며,
상기 클러치를 개방하는 단계는,
상기 클러치를 제어하는 유압을 해제하는 단계;를 포함하며,
상기 클러치를 제어하는 유압을 해제하는 단계는,
상기 엔진 토크의 감소에 대응하여, 상기 엔진토크와 상기 제2모터 토크의 합이 제2임계토크가 되도록 제어하는 단계;를 포함하는,
주행 모드 제어 방법. - 제1항에 있어서,
상기 제2모터 토크를 인가하는 단계는,
상기 엔진토크, 제1모터 토크 및 가속을 위한 요구토크를 고려하여 상기 제2모터 토크를 인가하는 단계;
를 포함하는,
주행 모드 제어 방법. - 삭제
- 삭제
- 제1항에 있어서,
상기 엔진 토크와 상기 제2모터 토크의 차가 제1임계토크 이하이면서, 상기 클러치가 락업(Lock-up)상태 인 경우,
상기 엔진 토크가 제3임계토크 보다 작으면, 상기 엔진을 구동시키기 위한 연료의 공급을 중단시키는 단계;
를 포함하는,
주행 모드 제어 방법. - 제1항에 있어서,
상기 제2 모터는 상기 엔진에 연결되어 있는 ISG(Integrated Starter Generator)인,
주행 모드 제어 방법. - 제1항에 있어서,
상기 제2모터 토크를 인가하는 단계는,
상기 제2모터 토크의 최소 토크까지 일정 비율로 인가하는 단계;
를 포함하는,
주행 모드 제어 방법. - 제1항에 있어서,
상기 클러치는 상기 엔진과 상기 제1모터 사이에 위치하는,
주행 모드 제어 방법. - 제1항, 제2항, 제5항 내지 제8항 중 어느 한 항에 기재된 방법을 실행시키기 위한 프로그램을 기록한 컴퓨터로 읽을 수 있는 기록매체.
- 엔진과 제1모터가 함께 구동되는 제1주행 모드에서 상기 제1모터에 의해 구동되는 제2주행모드로 천이되는 경우, 엔진 토크를 감소시키고, 제2모터 토크를 인가하는 제어부; 및
상기 엔진, 상기 제1모터 및 상기 제2모터로 제어 신호를 전달하는 통신부;
를 포함하며,
상기 제어부는 상기 엔진 토크와 상기 제2모터 토크의 차가 제1임계토크 이하인 경우, 클러치를 개방(open)하며,
상기 제어부는,
상기 클러치를 제어하는 유압을 해제하며,
상기 제어부는,
상기 엔진 토크의 감소에 대응하여, 상기 엔진토크와 상기 제2모터 토크의 합이 제2임계토크가 되도록 제어하는,
주행 모드 제어 장치. - 제10항에 있어서,
상기 제어부는,
상기 엔진토크, 제1모터 토크 및 가속을 위한 요구토크를 고려하여 상기 제2모터 토크를 인가하는,
주행 모드 제어 장치. - 삭제
- 삭제
- 제10항에 있어서,
상기 제어부는,
상기 엔진 토크와 상기 제2모터 토크의 차가 제1임계토크 이하이면서, 상기 클러치가 락업(Lock-up)상태 인 경우,
상기 엔진 토크가 제3임계토크 보다 작으면, 상기 엔진을 구동시키기 위한 연료의 공급을 중단시키는,
주행 모드 제어 장치. - 제10항에 있어서,
상기 제2 모터는 상기 엔진에 연결되어 있는 ISG(Integrated Starter Generator)인,
주행 모드 제어 장치. - 제10항에 있어서,
상기 제어부는,
상기 제2모터 토크의 최소 토크까지 일정 비율로 인가하는,
주행 모드 제어 장치. - 제10항에 있어서,
상기 클러치는 상기 엔진과 상기 제1모터 사이에 위치하는,
주행 모드 제어 장치.
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US15/265,192 US10000201B2 (en) | 2016-04-08 | 2016-09-14 | Driving mode control method and apparatus of hybrid electric vehicle |
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