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SG11201811002UA - Systems and methods for braking control - Google Patents

Systems and methods for braking control

Info

Publication number
SG11201811002UA
SG11201811002UA SG11201811002UA SG11201811002UA SG11201811002UA SG 11201811002U A SG11201811002U A SG 11201811002UA SG 11201811002U A SG11201811002U A SG 11201811002UA SG 11201811002U A SG11201811002U A SG 11201811002UA SG 11201811002U A SG11201811002U A SG 11201811002UA
Authority
SG
Singapore
Prior art keywords
time point
acceleration
international
determining
correction coefficient
Prior art date
Application number
SG11201811002UA
Inventor
Wei Luo
Original Assignee
Beijing Didi Infinity Technology & Development Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Didi Infinity Technology & Development Co Ltd filed Critical Beijing Didi Infinity Technology & Development Co Ltd
Publication of SG11201811002UA publication Critical patent/SG11201811002UA/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/17—Using electrical or electronic regulation means to control braking
    • B60T8/1701—Braking or traction control means specially adapted for particular types of vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/17—Using electrical or electronic regulation means to control braking
    • B60T8/172—Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/3205—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration acceleration
    • 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
    • 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
    • B60W40/107—Longitudinal acceleration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T2201/00—Particular use of vehicle brake systems; Special systems using also the brakes; Special software modules within the brake system controller
    • B60T2201/10—Automatic or semi-automatic parking aid systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T2250/00—Monitoring, detecting, estimating vehicle conditions
    • B60T2250/04—Vehicle reference speed; Vehicle body speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T2270/00—Further aspects of brake control systems not otherwise provided for
    • B60T2270/40—Failsafe aspects of brake control systems
    • B60T2270/406—Test-mode; Self-diagnosis
    • 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
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W2050/0062—Adapting control system settings
    • B60W2050/0075—Automatic parameter input, automatic initialising or calibrating means
    • B60W2050/0083—Setting, resetting, calibration
    • B60W2050/0088—Adaptive recalibration
    • 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
    • B60W2300/00—Indexing codes relating to the type of vehicle
    • 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
    • B60W2530/00—Input parameters relating to vehicle conditions or values, not covered by groups B60W2510/00 or B60W2520/00
    • B60W2530/10—Weight
    • 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
    • B60W2552/00—Input parameters relating to infrastructure
    • 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
    • B60W2555/00—Input parameters relating to exterior conditions, not covered by groups B60W2552/00, B60W2554/00
    • B60W2555/20—Ambient conditions, e.g. wind or rain
    • 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
    • B60W2720/00—Output or target parameters relating to overall vehicle dynamics
    • B60W2720/10—Longitudinal speed
    • B60W2720/106—Longitudinal acceleration

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Mathematical Physics (AREA)
  • Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
  • Traffic Control Systems (AREA)
  • Regulating Braking Force (AREA)

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER (19) World Intellectual Property Organization --- -- International Bureau (43) International Publication Date .......°\" 18 April 2019 (18.04.2019) WIP0 I PCT THE PATENT COOPERATION TREATY (PCT) M Th 0 III 11 III 1111I 0 11 110 1 0 01 11111 1 11I 0 11I II 1111I I 11110 1111 0 11 1111 (10) International Publication Number WO 2019/071505 Al (51) (21) (22) (25) Filing Language: (26) (71) (72) (74) International Patent Classification: KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, G05D 1/02 (2006.01) G05B 13/04 (2006.01) MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, International Application Number: SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, PCT/CN2017/105818 TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. International Filing Date: (84) Designated States (unless otherwise indicated, for every 12 October 2017 (12.10.2017) kind of regional protection available): ARIPO (BW, GH, English GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, Publication Language: English UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, Applicant: BEIJING DIDI INFINITY TECHNOLOGY EE, ES, FI, FR, GB, GR, HR, HU, 1E, IS, IT, LT, LU, LV, AND DEVELOPMENT CO., LTD. [CN/CN]; Building MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, 34, No. 8 Dongbeiwang West Road, Haidian District, Bei- TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, jing 100193 (CN). KM, ML, MR, NE, SN, TD, TG). Inventor: LUO, Wei; Building 34, No. 8 Dongbeiwang Published: West Road, Haidian District, Beijing 100193 (CN). — with international search report (Art. 21(3)) Agent: METIS IP (CHENGDU) LLC; (No. 846 South Tianfu Road) Tianfu Innovation Center, Chengdu, Sichuan 610213 (CN). Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, (81) _ — = _ (54) Title: SYSTEMS AND METHODS FOR BRAKING CONTROL (57) : Systems and methods for determining a control pa- 600 rameter associated with vehicle are provided. The systems may per- form the methods to determine a first reference acceleration at a first time point (610); determine a second reference acceleration at a second time point(620), wherein the first time point and the second y --- 610 time point are separated by a predetermined time period; obtain a correction coefficient by using a simulation model (630), which is configured to simulate operation of the vehicle; and determine a tar- get acceleration at the second time point based on the first reference 620 acceleration, the second reference acceleration, and the correction coefficient (640). j -- 630 f 640 = = = = = Determining a first reference acceleration at a first time point = — = . = Determining a second reference acceleration at a second time point __ = = Obtaining a correction coefficient by using a simulation model — Il kin 0 Ur) Il IN 0 -...... GT 11 0 N Determining a target acceleration at the second time point based on the first reference acceleration, the second acceleration, and the correction coefficient FIG. 6 C
SG11201811002UA 2017-10-12 2017-10-12 Systems and methods for braking control SG11201811002UA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/105818 WO2019071505A1 (en) 2017-10-12 2017-10-12 Systems and methods for braking control

Publications (1)

Publication Number Publication Date
SG11201811002UA true SG11201811002UA (en) 2019-05-30

Family

ID=66096715

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201811002UA SG11201811002UA (en) 2017-10-12 2017-10-12 Systems and methods for braking control

Country Status (9)

Country Link
US (1) US20190135247A1 (en)
EP (1) EP3635498A4 (en)
JP (1) JP6829731B2 (en)
CN (1) CN109923489B (en)
AU (1) AU2017418042B2 (en)
CA (1) CA3027295A1 (en)
SG (1) SG11201811002UA (en)
TW (1) TW201927605A (en)
WO (1) WO2019071505A1 (en)

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CN110376901A (en) * 2019-08-19 2019-10-25 哈尔滨工业大学（深圳） A kind of iterative learning control method based on dynamic controller

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CN110723137A (en) * 2019-10-24 2020-01-24 重庆长安汽车股份有限公司 Deceleration control method and system for short-distance automatic parking and computer readable storage medium
KR20210077869A (en) * 2019-12-17 2021-06-28 현대자동차주식회사 Apparatus and method for controlling autonomous driving of vehicle
CN111391752A (en) * 2020-02-13 2020-07-10 浙江吉利汽车研究院有限公司 Alarm method and device for identifying obstacle, electronic equipment and storage medium
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Publication number Publication date
AU2017418042B2 (en) 2020-01-16
JP6829731B2 (en) 2021-02-10
EP3635498A4 (en) 2020-05-27
CN109923489B (en) 2022-04-05
US20190135247A1 (en) 2019-05-09
CN109923489A (en) 2019-06-21
JP2020503202A (en) 2020-01-30
WO2019071505A1 (en) 2019-04-18
CA3027295A1 (en) 2019-04-12
EP3635498A1 (en) 2020-04-15
TW201927605A (en) 2019-07-16
AU2017418042A1 (en) 2019-05-02

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