KR102952017B1 - 차량의 군집 주행 제어 시스템 및 방법 - Google Patents
차량의 군집 주행 제어 시스템 및 방법Info
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- KR102952017B1 KR102952017B1 KR1020200083142A KR20200083142A KR102952017B1 KR 102952017 B1 KR102952017 B1 KR 102952017B1 KR 1020200083142 A KR1020200083142 A KR 1020200083142A KR 20200083142 A KR20200083142 A KR 20200083142A KR 102952017 B1 KR102952017 B1 KR 102952017B1
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- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/14—Adaptive cruise control
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- G05D1/02—Control of position or course in two dimensions
- G05D1/021—Control of position or course in two dimensions specially adapted to land vehicles
- G05D1/0287—Control of position or course in two dimensions specially adapted to land vehicles involving a plurality of land vehicles, e.g. fleet or convoy travelling
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- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
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- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
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- G—PHYSICS
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- G05D1/02—Control of position or course in two dimensions
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- G05D1/0223—Control of position or course in two dimensions specially adapted to land vehicles with means for defining a desired trajectory involving speed control of the vehicle
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
- G05D1/02—Control of position or course in two dimensions
- G05D1/021—Control of position or course in two dimensions specially adapted to land vehicles
- G05D1/0287—Control of position or course in two dimensions specially adapted to land vehicles involving a plurality of land vehicles, e.g. fleet or convoy travelling
- G05D1/0291—Fleet control
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
- G05D1/02—Control of position or course in two dimensions
- G05D1/021—Control of position or course in two dimensions specially adapted to land vehicles
- G05D1/0287—Control of position or course in two dimensions specially adapted to land vehicles involving a plurality of land vehicles, e.g. fleet or convoy travelling
- G05D1/0291—Fleet control
- G05D1/0293—Convoy travelling
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/22—Platooning, i.e. convoy of communicating vehicles
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- B60W2520/00—Input parameters relating to overall vehicle dynamics
- B60W2520/10—Longitudinal speed
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60W2530/00—Input parameters relating to vehicle conditions or values, not covered by groups B60W2510/00 or B60W2520/00
- B60W2530/13—Mileage
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- B60W2552/00—Input parameters relating to infrastructure
- B60W2552/15—Road slope, i.e. the inclination of a road segment in the longitudinal direction
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- B60—VEHICLES IN GENERAL
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- B60W2554/00—Input parameters relating to objects
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- B60W2556/00—Input parameters relating to data
- B60W2556/45—External transmission of data to or from the vehicle
- B60W2556/65—Data transmitted between vehicles
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- B60W2720/00—Output or target parameters relating to overall vehicle dynamics
- B60W2720/10—Longitudinal speed
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- B60—VEHICLES IN GENERAL
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- B60Y2300/16—Control of distance between vehicles, e.g. keeping a distance to preceding vehicle
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Abstract
Description
도 2는 본 발명의 일 실시예에 따른 차량의 군집 주행 제어 시스템의 구성도이다.
도 3은 본 발명의 일 실시예에 따른 차량의 주행속도별 연비 데이터를 도시한 것이다.
도 4는 본 발명의 일 실시예에 따른 엔진의 회전속도 및 토크별 연비 데이터를 도시한 것이다.
도 5는 본 발명의 일 실시예에 따른 평지를 주행하는 군집의 주행을 도시한 것이다.
도 6은 본 발명의 일 실시예에 따른 군집에 포함된 차량의 급제동시 속도 프로파일을 도시한 것이다.
도 7는 본 발명의 일 실시예에 따른 경사도로를 주행하는 군집의 주행을 도시한 것이다.
도 8은 본 발명의 일 실시예에 따른 군집에 포함된 차량의 급제동시 속도 프로파일을 도시한 것이다.
도 9는 본 발명의 일 실시예에 따른 차량의 군집 주행 제어 방법의 순서도이다.
30 : 거리설정부 40 : 주행제어부
50 : 제동전략부 60 : 구배도센서
Claims (20)
- 군집에 포함된 차량의 주행속도별 연비 데이터를 기반으로 군집의 목표속도를 설정하는 차속설정부;
차속설정부에서 설정한 목표속도를 기반으로 군집에 포함된 차량과 선행 차량의 이격 거리를 설정하는 거리설정부; 및
차속설정부에서 설정한 목표속도 및 거리설정부에서 설정한 이격 거리를 기반으로 군집에 포함된 차량의 주행을 제어하는 주행제어부;를 포함하고,
거리설정부는 목표속도로 주행하는 군집에 포함된 차량 및 선행 차량의 급제동시 속도 프로파일을 기반으로 이격 거리를 설정하되, 군집에 포함된 차량의 급제동시 시간에 따른 속도 프로파일에 대한 정지 거리 및 선행 차량의 급제동시 시간에 따른 속도 프로파일에 대한 정지 거리를 기반으로 군집에 포함된 차량과 선행 차량의 이격 거리를 설정하는 것을 특징으로 하는 차량의 군집 주행 제어 시스템. - 청구항 1에 있어서,
차속설정부는, 군집에 포함된 차량의 주행속도별 연비 데이터를 이용하여 군집의 연비가 최대가 되는 주행속도를 군집의 목표속도로 설정하는 것을 특징으로 하는 차량의 군집 주행 제어 시스템. - 청구항 1에 있어서,
군집에 포함된 차량의 주행 데이터를 모니터링하고, 모니터링한 주행 데이터를 기반으로 주행속도별 연비 데이터를 생성하는 모니터링부;를 더 포함하는 것을 특징으로 하는 차량의 군집 주행 제어 시스템. - 삭제
- 청구항 1에 있어서,
거리설정부는, 군집 또는 군집에 포함된 차량이 주행하는 도로의 구배도를 기반으로 이격 거리를 포함한 거리 구간으로 확장하여 설정하고,
주행제어부는, 거리설정부에서 설정한 거리 구간을 기반으로 군집에 포함된 차량의 주행을 제어하는 것을 특징으로 하는 차량의 군집 주행 제어 시스템. - 청구항 5에 있어서,
주행제어부는, 선행 차량과의 거리를 설정한 거리 구간 이내로 유지하면서 군집에 포함된 차량의 주행속도별 연비 데이터를 기반으로 군집에 포함된 차량의 주행을 제어하는 것을 특징으로 하는 차량의 군집 주행 제어 시스템. - 청구항 5에 있어서,
거리설정부는, 거리 구간을 설정한 이격 거리 이상이고, 이격 거리와 기설정된 팩터의 곱 이하인 구간으로 설정하는 것을 특징으로 하는 차량의 군집 주행 제어 시스템. - 청구항 7에 있어서,
기설정된 팩터는 군집 또는 군집에 포함된 차량이 주행하는 도로의 구배도가 증가함에 따라 증가되도록 기설정된 것을 특징으로 하는 차량의 군집 주행 제어 시스템. - 청구항 1에 있어서,
군집에 포함된 차량의 급제동시 목표 감속도에 따른 속도 프로파일을 제동 전략으로 설정하는 제동전략부;를 더 포함하는 것을 특징으로 하는 차량의 군집 주행 제어 시스템. - 청구항 9에 있어서,
제동전략부는, 군집 또는 군집에 포함된 차량이 주행하는 도로의 구배도를 반영한 보상 감속도를 목표 감속도로 산출하고, 산출한 보상 감속도에 따른 속도 프로파일을 제동 전략으로 설정하는 것을 특징으로 하는 차량의 군집 주행 제어 시스템. - 군집에 포함된 차량의 주행속도별 연비 데이터를 기반으로 군집의 목표속도를 설정하는 단계;
설정한 목표속도를 기반으로 군집에 포함된 차량과 선행 차량의 이격 거리를 설정하는 단계; 및
설정한 목표속도 또는 설정한 이격 거리를 기반으로 군집에 포함된 차량의 주행을 제어하는 단계;를 포함하고,
선행 차량의 이격 거리를 설정하는 단계에서는, 목표속도로 주행하는 군집에 포함된 차량 및 선행 차량의 급제동시 속도 프로파일을 기반으로 이격 거리를 설정하되, 군집에 포함된 차량의 급제동시 시간에 따른 속도 프로파일에 대한 정지 거리 및 선행 차량의 급제동시 시간에 따른 속도 프로파일에 대한 정지 거리를 기반으로 군집에 포함된 차량과 선행 차량의 이격 거리를 설정하는 것을 특징으로 하는 차량의 군집 주행 제어 방법. - 청구항 11에 있어서,
군집의 목표속도를 설정하는 단계에서는, 군집에 포함된 차량의 주행속도별 연비 데이터를 이용하여 군집의 연비가 최대가 되는 주행속도를 군집의 목표속도로 설정하는 것을 특징으로 하는 차량의 군집 주행 제어 방법. - 청구항 11에 있어서,
군집의 목표속도를 설정하는 단계 이전에, 군집에 포함된 차량의 주행 데이터를 모니터링하고, 모니터링한 주행 데이터를 기반으로 주행속도별 연비 데이터를 생성하는 단계;를 더 포함하는 것을 특징으로 하는 차량의 군집 주행 제어 방법. - 삭제
- 청구항 11에 있어서,
선행 차량의 이격 거리를 설정하는 단계에서는, 군집 또는 군집에 포함된 차량이 주행하는 도로의 구배도를 기반으로 이격 거리를 포함한 거리 구간으로 확장하여 설정하고,
군집에 포함된 차량의 주행을 제어하는 단계에서는, 설정한 거리 구간을 기반으로 군집에 포함된 차량의 주행을 제어하는 것을 특징으로 하는 차량의 군집 주행 제어 방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
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| US17/356,789 US20220001865A1 (en) | 2020-07-06 | 2021-06-24 | Vehicle platooning control system and method |
| EP21183215.9A EP3937150A1 (en) | 2020-07-06 | 2021-07-01 | Vehicle platooning control system and method |
| CN202110758968.0A CN113900433A (zh) | 2020-07-06 | 2021-07-05 | 车辆队列行驶控制装置和方法 |
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| JP7484854B2 (ja) * | 2021-09-14 | 2024-05-16 | トヨタ自動車株式会社 | 車両運転支援装置、車両運転支援方法及び車両運転支援プログラム |
| CN115421476B (zh) * | 2022-04-24 | 2026-04-24 | 主线科技(北京)股份有限公司 | 一种车辆编队成员出队方法和装置 |
| CN114842638B (zh) * | 2022-05-12 | 2023-04-04 | 北京主线科技有限公司 | 车辆失稳状态的补救方法、救援方法、装置、设备及介质 |
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| CN113900433A (zh) | 2022-01-07 |
| KR20220005680A (ko) | 2022-01-14 |
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