IT202100010496A1 - Metodo e relativo sistema di stima dell'indice di rugosita' internazionale di un segmento stradale - Google Patents

Metodo e relativo sistema di stima dell'indice di rugosita' internazionale di un segmento stradale Download PDF

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Publication number
IT202100010496A1
IT202100010496A1 IT102021000010496A IT202100010496A IT202100010496A1 IT 202100010496 A1 IT202100010496 A1 IT 202100010496A1 IT 102021000010496 A IT102021000010496 A IT 102021000010496A IT 202100010496 A IT202100010496 A IT 202100010496A IT 202100010496 A1 IT202100010496 A1 IT 202100010496A1
Authority
IT
Italy
Prior art keywords
vehicle
values
vertical acceleration
international
roughness index
Prior art date
Application number
IT102021000010496A
Other languages
English (en)
Italian (it)
Inventor
Lorenzo Alleva
Alessandro Boldrini
Manfredi Massimilla
Vittorio Nicolosi
Alberto Iannantuono
Original Assignee
Bridgestone Europe Nv Sa
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 Bridgestone Europe Nv Sa filed Critical Bridgestone Europe Nv Sa
Priority to IT102021000010496A priority Critical patent/IT202100010496A1/it
Priority to US18/288,398 priority patent/US12434711B2/en
Priority to EP22725496.8A priority patent/EP4330092B1/en
Priority to PCT/EP2022/061044 priority patent/WO2022229180A1/en
Priority to CN202280031050.9A priority patent/CN117203105A/zh
Priority to JP2023565570A priority patent/JP2024518322A/ja
Publication of IT202100010496A1 publication Critical patent/IT202100010496A1/it

Links

Classifications

    • 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
    • B60W40/02—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 ambient conditions
    • B60W40/06—Road conditions
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/17—Function evaluation by approximation methods, e.g. inter- or extrapolation, smoothing, least mean square method
    • 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
    • B60T2210/00—Detection or estimation of road or environment conditions; Detection or estimation of road shapes
    • B60T2210/10—Detection or estimation of road conditions
    • B60T2210/14—Rough roads, bad roads, gravel roads
    • 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
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/22—Suspension systems
    • B60W2510/222—Stiffness
    • 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
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/22—Suspension systems
    • B60W2510/225—Damping
    • 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
    • B60W2552/35—Road bumpiness, e.g. potholes
    • 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
    • B60W2554/00—Input parameters relating to objects
    • B60W2554/40—Dynamic objects, e.g. animals, windblown objects
    • B60W2554/404—Characteristics
    • B60W2554/4042—Longitudinal speed

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • General Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Databases & Information Systems (AREA)
  • Algebra (AREA)
  • Vehicle Body Suspensions (AREA)
  • Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
  • Road Repair (AREA)
  • Tires In General (AREA)
IT102021000010496A 2021-04-26 2021-04-26 Metodo e relativo sistema di stima dell'indice di rugosita' internazionale di un segmento stradale IT202100010496A1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT102021000010496A IT202100010496A1 (it) 2021-04-26 2021-04-26 Metodo e relativo sistema di stima dell'indice di rugosita' internazionale di un segmento stradale
US18/288,398 US12434711B2 (en) 2021-04-26 2022-04-26 Method and related system for estimating the International Roughness Index of a road segment
EP22725496.8A EP4330092B1 (en) 2021-04-26 2022-04-26 Method and related system for estimating the international roughness index of a road segment
PCT/EP2022/061044 WO2022229180A1 (en) 2021-04-26 2022-04-26 Method and related system for estimating the international roughness index of a road segment
CN202280031050.9A CN117203105A (zh) 2021-04-26 2022-04-26 估计道路段的国际粗糙度指标的方法和相关系统
JP2023565570A JP2024518322A (ja) 2021-04-26 2022-04-26 道路セグメントの国際ラフネス指数を推定する方法及び関連システム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102021000010496A IT202100010496A1 (it) 2021-04-26 2021-04-26 Metodo e relativo sistema di stima dell'indice di rugosita' internazionale di un segmento stradale

Publications (1)

Publication Number Publication Date
IT202100010496A1 true IT202100010496A1 (it) 2022-10-26

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
IT102021000010496A IT202100010496A1 (it) 2021-04-26 2021-04-26 Metodo e relativo sistema di stima dell'indice di rugosita' internazionale di un segmento stradale

Country Status (6)

Country Link
US (1) US12434711B2 (https=)
EP (1) EP4330092B1 (https=)
JP (1) JP2024518322A (https=)
CN (1) CN117203105A (https=)
IT (1) IT202100010496A1 (https=)
WO (1) WO2022229180A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12158354B2 (en) * 2021-12-14 2024-12-03 GM Global Technology Operations LLC Connected vehicle-based road surface quality determination
CN118124588B (zh) * 2024-02-26 2025-11-04 江铃汽车股份有限公司 一种路面强度信息采集方法、装置、存储介质及车辆

Citations (4)

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Publication number Priority date Publication date Assignee Title
EP3178674A1 (en) * 2015-12-09 2017-06-14 The Goodyear Tire & Rubber Company Tire sensor-based robust road surface roughness classification system and method
CN110001336A (zh) * 2019-03-12 2019-07-12 江苏大学 一种基于add正实网络优化的车辆isd悬架一阶理想模型
US20200139784A1 (en) * 2018-11-01 2020-05-07 ClearMotion, Inc. Vehicle control based on localization and road data
WO2020225699A1 (en) 2019-05-07 2020-11-12 Bridgestone Europe Nv/Sa Method and system for the recognition of the irregularities of a road pavement

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JP4220929B2 (ja) * 2004-04-28 2009-02-04 独立行政法人科学技術振興機構 路面平坦性測定装置
WO2012162241A2 (en) * 2011-05-20 2012-11-29 Northeastern University Real-time wireless dynamic tire pressure sensor and energy harvesting system
US9702349B2 (en) * 2013-03-15 2017-07-11 ClearMotion, Inc. Active vehicle suspension system
CN109476310B (zh) * 2016-12-30 2021-11-12 同济大学 一种基于舒适度的自动驾驶车速控制方法
CN107599778B (zh) * 2017-07-31 2020-09-25 江苏大学 一种电磁混合悬架的控制方法
JP7422065B2 (ja) * 2020-12-25 2024-01-25 株式会社共和電業 路面平坦性計測装置、路面平坦性計測システム、方法、および、プログラム
US20240185646A1 (en) * 2021-03-30 2024-06-06 Bridgestone Europe NV/SA [BE/BE] International roughness index estimation method and system
WO2022215003A1 (en) * 2021-04-09 2022-10-13 Way Assauto Srl Method for controlling variable damping suspensions
KR20230000030A (ko) * 2021-06-23 2023-01-02 현대자동차주식회사 차량의 운전 보조 시스템

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3178674A1 (en) * 2015-12-09 2017-06-14 The Goodyear Tire & Rubber Company Tire sensor-based robust road surface roughness classification system and method
US20200139784A1 (en) * 2018-11-01 2020-05-07 ClearMotion, Inc. Vehicle control based on localization and road data
CN110001336A (zh) * 2019-03-12 2019-07-12 江苏大学 一种基于add正实网络优化的车辆isd悬架一阶理想模型
WO2020225699A1 (en) 2019-05-07 2020-11-12 Bridgestone Europe Nv/Sa Method and system for the recognition of the irregularities of a road pavement

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
LIU WEI ET AL: "On-line estimation of road profile in semi-active suspension based on unsprung mass acceleration", MECHANICAL SYSTEMS AND SIGNAL PROCESSING, ELSEVIER, AMSTERDAM, NL, vol. 135, 24 September 2019 (2019-09-24), XP085895993, ISSN: 0888-3270, [retrieved on 20190924], DOI: 10.1016/J.YMSSP.2019.106370 *

Also Published As

Publication number Publication date
US12434711B2 (en) 2025-10-07
EP4330092B1 (en) 2026-02-25
US20240208511A1 (en) 2024-06-27
JP2024518322A (ja) 2024-05-01
WO2022229180A1 (en) 2022-11-03
EP4330092A1 (en) 2024-03-06
CN117203105A (zh) 2023-12-08

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