KR102518600B1 - 친환경 차량의 감속 제어 방법 - Google Patents
친환경 차량의 감속 제어 방법 Download PDFInfo
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Abstract
Description
도 1은 친환경 차량을 일정(constant) 목표 속도로 감속시키는 제어를 설명하는 도면(graph)이다.
도 2는 본 발명의 실시예에 따른 친환경 차량의 감속 제어 방법을 설명하는 흐름도(flowchart)이다.
도 3은 도 2에 도시된 친환경 차량의 목표 감속도 프로파일을 결정하는 단계를 설명하는 흐름도(flowchart)이다.
도 4는 도 2에 도시된 친환경 차량의 목표 감속도 프로파일(target deceleration profile)을 결정하는 단계 및 친환경 차량의 감속 목표 속도를 계산(연산)하는 단계를 설명하는 흐름도(flowchart)이다.
도 5는 도 2에 도시된 친환경 차량의 감속 제어 방법이 적용되는 친환경 차량을 설명하는 블락 다이어그램(block diagram)이다.
도 6은 도 2에 도시된 친환경 차량의 목표 감속도 프로파일을 결정하는 단계를 설명하는 도면이다.
도 7은 도 2에 도시된 친환경 차량의 목표 감속도 프로파일을 결정하는 단계의 실시예를 설명하는 도표(table)이다.
410: 수신기
420: 구동 모터
Claims (8)
- 친환경 차량의 감속 제어 방법에 있어서,
제어기가 상기 친환경 차량 전방의 감속 이벤트 정보와 상기 친환경 차량의 현재 속도에 근거하여 상기 친환경 차량의 목표 감속도 프로파일을 결정하는 단계;
상기 제어기가 상기 목표 감속도 프로파일에 근거하여 상기 친환경 차량의 감속 목표 속도 프로파일을 계산하는 단계; 및
상기 제어기가 상기 감속 목표 속도 프로파일에 근거하여 상기 친환경 차량의 구동 모터를 제어하여 상기 친환경 차량을 감속시키는 단계
를 포함하고,
상기 친환경 차량의 현재 속도가 작을 때 상기 목표 감속도 프로파일의 목표 감속도가 크며,
상기 목표 감속도 프로파일의 목표 감속도는 상기 친환경 차량의 현재 속도를 포함하는 일정 범위의 속도들에 대응하는 것을 특징으로 하는 친환경 차량의 감속 제어 방법. - 제1항에 있어서, 상기 친환경 차량의 목표 감속도 프로파일을 결정하는 단계는,
상기 친환경 차량이 감속 주행하는 도로가 기울기를 가질 때, 상기 제어기는 상기 도로의 기울기를 이용하여 상기 목표 감속도 프로파일을 결정하는 단계를 포함하는 것을 특징으로 하는 친환경 차량의 감속 제어 방법. - 제1항에 있어서, 상기 친환경 차량의 감속 제어 방법은,
상기 제어기가 상기 친환경 차량의 주행과 관련된 신호등 정보 및 교통 상황 정보를 포함하는 상기 감속 이벤트(event) 정보를 수신할 때, 상기 제어기가 상기 신호등 정보 및 상기 교통 상황 정보에 근거하여 상기 친환경 차량이 상기 신호등으로 인해 정지될 예정인 지 여부를 판단하는 단계; 및
상기 친환경 차량이 상기 신호등으로 인해 정지될 예정인 것으로 판단될 때, 상기 제어기는 상기 목표 감속도 프로파일을 결정하기 위한 상기 친환경 차량의 감속 목표 지점을 앞당기는 단계를 더 포함하는 것을 특징으로 하는 친환경 차량의 감속 제어 방법. - 제3항에 있어서, 상기 친환경 차량의 감속 제어 방법은,
상기 친환경 차량이 상기 신호등으로 인해 정지되지 않는 것으로 예측될 때, 상기 제어기는 상기 신호등 정보 및 상기 교통 상황 정보에 근거하여 상기 친환경 차량이 상기 신호등으로 인해 감속되는 지 여부를 판단하는 단계; 및
상기 친환경 차량이 상기 신호등으로 인해 감속되는 것으로 판단될 때, 상기 제어기는 상기 감속 목표 속도 프로파일의 감속 목표 속도를 하강시키는 단계를 더 포함하는 것을 특징으로 하는 친환경 차량의 감속 제어 방법. - 제1항에 있어서, 상기 친환경 차량의 감속 목표 속도 프로파일을 계산하는 단계는,
상기 제어기가 상기 목표 감속도 프로파일을 상기 친환경 차량의 감속 주행 시간에 대하여 적분 연산하여 상기 감속 목표 속도 프로파일을 계산하는 단계를 포함하는 것을 특징으로 하는 친환경 차량의 감속 제어 방법. - 제1항에 있어서,
상기 감속 이벤트 정보는 정적 교통정보 및 동적 교통정보를 포함하는 것을 특징으로 하는 친환경 차량의 감속 제어 방법. - 삭제
- 삭제
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US16/366,645 US11352001B2 (en) | 2018-10-26 | 2019-03-27 | Method for controlling deceleration of environmentally friendly vehicle |
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KR102645062B1 (ko) * | 2019-06-27 | 2024-03-11 | 현대자동차주식회사 | 차량의 변속 제어 장치 및 방법 |
DE102019132006A1 (de) * | 2019-11-26 | 2021-05-27 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren und System zum Erkennen eines abbiegenden Objekts |
CN111597986B (zh) * | 2020-05-15 | 2023-09-29 | 北京百度网讯科技有限公司 | 用于生成信息的方法、装置、设备和存储介质 |
FR3120041B1 (fr) * | 2021-02-23 | 2023-01-06 | Psa Automobiles Sa | Procede et dispositif de determination d’une consigne de deceleration d’un vehicule autonome |
FR3123863B1 (fr) * | 2021-06-15 | 2023-06-30 | Renault Sas | Procédé de gestion de la vitesse longitudinale d’un véhicule automobile. |
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