KR20240020004A - 차량 제어 장치 및 방법 - Google Patents
차량 제어 장치 및 방법 Download PDFInfo
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- KR20240020004A KR20240020004A KR1020220097914A KR20220097914A KR20240020004A KR 20240020004 A KR20240020004 A KR 20240020004A KR 1020220097914 A KR1020220097914 A KR 1020220097914A KR 20220097914 A KR20220097914 A KR 20220097914A KR 20240020004 A KR20240020004 A KR 20240020004A
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Abstract
Description
도 2는 토크 고장 판별을 위한 토크 범위를 보여주는 도면이다.
도 3은 차량 안전 제어를 위한 각종 토크 값을 보여주는 도면이다.
도 4는 본 발명의 바람직한 실시예에 따른 차량 제어 방법의 순서도이다.
110: 차량 상태 판단부
120: 주행 조건 판단부
130: 차량 제어부
Claims (12)
- 차량의 토크 이상 감지시, 상기 차량의 횡방향 및 종방향 주행 제어 상태를 판단하고, 상기 횡방향 주행 제어의 정상 상태이고, 상기 종방향 주행 제어의 고장 상태인 경우, 상기 차량의 복수의 동력원 중에서 정상 동력원을 판단하는 차량 상태 판단부;
상기 정상 동력원이 있는 경우, 차량 정보를 이용하여 사고 위험 주행 조건을 판단하는 주행 조건 판단부; 및
상기 사고 위험 주행 조건을 만족하는 경우, 타겟 안전 토크를 이용하여 차량 주행을 제어하는 차량 제어부;
를 포함하는 차량 제어 장치. - 제 1 항에 있어서,
상기 차량 상태 판단부는,
사용자의 요구 토크와 상기 차량의 토크를 이용하여 정상 토크 여부를 판단하고, 상기 차량의 토크 이상 감지시, 상기 종방향 주행 제어 및 횡방향 주행 제어와 관련한 제어기로부터 현재 상태 신호를 전달받는 것을 특징으로 하는 차량 제어 장치. - 제 2 항에 있어서,
상기 차량 상태 판단부는,
상기 현재 상태 신호를 기초로 상기 횡방향 주행 제어와 관련한 제어기의 고장 여부, 및 상기 종방향 주행 제어와 관련한 제어기의 고장 여부를 판단하는 것을 특징으로 하는 차량 제어 장치. - 제 1 항에 있어서,
상기 차량 상태 판단부는,
상기 정상 동력원이 있는 경우, 상기 정상 동력원을 이용하여 상기 차량의 파워트레인 허용 출력을 계산하는 것을 특징으로 하는 차량 제어 장치. - 제 1 항에 있어서,
상기 주행 조건 판단부는,
상기 차량이 구배 위에 위치하거나, 후방에서 다른 차량이 접근 중이거나, 또는 최저 속도 제한 구역에 위치하는 경우, 상기 사고 위험 주행 조건을 만족하는 것으로 판단하는 것을 특징으로 하는 차량 제어 장치. - 제 5 항에 있어서,
상기 차량 제어부는,
상기 횡방향 주행 제어가 불가능하거나, 상기 정상 동력원이 없거나, 또는 상기 사고 위험 주행 조건을 만족하지 않는 경우, 기설정된 최소 토크로 차량 주행을 제어하는 것을 특징으로 하는 차량 제어 장치. - 차량 상태 판단부가, 차량의 토크 이상 감지시, 상기 차량의 횡방향 및 종방향 주행 제어 상태를 판단하는 상태 판단 단계;
상기 차량 상태 판단부가, 상기 횡방향 주행 제어의 정상 상태이고, 상기 종방향 주행 제어의 고장 상태인 경우, 상기 차량의 복수의 동력원 중에서 정상 동력원을 판단하는 정상 동력원 판단 단계;
주행 조건 판단부가, 상기 정상 동력원이 있는 경우, 차량 정보를 이용하여 사고 위험 주행 조건을 판단하는 주행 조건 판단 단계; 및
차량 제어부가, 상기 사고 위험 주행 조건을 만족하는 경우, 타겟 안전 토크를 이용하여 차량 주행을 제어하는 안전 토크 제어 단계;
를 포함하는 차량 제어 방법. - 제 7 항에 있어서,
상기 상태 판단 단계 이전에, 상기 차량 상태 판단부가 사용자의 요구 토크와 상기 차량의 토크를 이용하여 정상 토크 여부를 판단하는 감지 단계; 및
상기 감지 단계 이후에 상기 차량 상태 판단부가 상기 차량의 토크 이상 감지시, 상기 차량의 종방향 주행 제어 및 횡방향 주행 제어와 관련한 제어기로부터 현재 상태 신호를 전달받는 상태 확인 단계;
를 더 포함하는 것을 특징으로 하는 차량 제어 방법. - 제 8 항에 있어서,
상기 상태 판단 단계는,
상기 현재 상태 신호를 기초로 상기 횡방향 주행 제어와 관련한 제어기의 고장 여부를 판단하는 제1 상태 판단 단계; 및
상기 현재 상태 신호를 기초로 상기 종방향 주행 제어와 관련한 제어기의 고장 여부를 판단하는 제2 상태 판단 단계;
를 포함하는 것을 특징으로 하는 차량 제어 방법. - 제 7 항에 있어서,
상기 정상 동력원 판단 단계 이후에, 상기 차량 상태 판단부가 정상 동력원이 있는 경우, 상기 정상 동력원을 이용하여 상기 차량의 파워트레인 허용 출력을 계산하는 계산 단계;
를 더 포함하는 것을 특징으로 하는 차량 제어 방법. - 제 10 항에 있어서,
상기 주행 조건 판단 단계 이후에, 상기 주행 조건 판단부가 상기 차량이 구배 위에 위치하거나, 후방에서 다른 차량이 접근 중이거나, 또는 최저 속도 제한 구역에 위치하는 경우, 상기 사고 위험 주행 조건을 만족하는 것으로 판단하는 사고 위험 판단 단계;
를 더 포함하는 것을 특징으로 하는 차량 제어 방법. - 제 11 항에 있어서,
상기 차량 제어부가 상기 횡방향 주행 제어가 불가능하거나, 상기 정상 동력원이 없거나, 또는 상기 사고 위험 주행 조건을 만족하지 않는 경우, 기설정된 최소 토크로 차량 주행을 제어하는 안전 마진 토크 제어 단계;
를 더 포함하는 것을 특징으로 하는 차량 제어 방법.
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| DE102023120617.6A DE102023120617A1 (de) | 2022-08-05 | 2023-08-03 | Fahrzeugsteuerungsvorrichtung und -verfahren zur durchführung einer drehmomentsteuerung eines fahrzeugs |
| US18/364,948 US12552397B2 (en) | 2022-08-05 | 2023-08-03 | Vehicle control apparatus and method for performing torque control of vehicle |
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| KR102817833B1 (ko) | 2025-06-05 |
| DE102023120617A1 (de) | 2024-02-08 |
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