DE112021004287A5 - Verfahren zur Ermittlung eines Reibbeiwertes - Google Patents

Verfahren zur Ermittlung eines Reibbeiwertes Download PDF

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Publication number
DE112021004287A5
DE112021004287A5 DE112021004287.4T DE112021004287T DE112021004287A5 DE 112021004287 A5 DE112021004287 A5 DE 112021004287A5 DE 112021004287 T DE112021004287 T DE 112021004287T DE 112021004287 A5 DE112021004287 A5 DE 112021004287A5
Authority
DE
Germany
Prior art keywords
friction
coefficient
procedure
determining
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
DE112021004287.4T
Other languages
English (en)
Inventor
gleich Anmelder Erfinder
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE112021004287A5 publication Critical patent/DE112021004287A5/de
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N19/00—Investigating materials by mechanical methods
    • G01N19/02—Measuring coefficient of friction between materials
    • 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
    • B60T8/17—Using electrical or electronic regulation means to control braking
    • B60T8/176—Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/8803—Visual inspection

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Mathematical Physics (AREA)
  • Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
  • Regulating Braking Force (AREA)
DE112021004287.4T 2020-10-08 2021-09-21 Verfahren zur Ermittlung eines Reibbeiwertes Pending DE112021004287A5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ATA50865/2020 2020-10-08
ATA50865/2020A AT524256B1 (de) 2020-10-08 2020-10-08 Verfahren zur Ermittlung eines Reibbeiwertes
PCT/AT2021/060336 WO2022073048A1 (de) 2020-10-08 2021-09-21 Verfahren zur ermittlung eines reibbeiwertes

Publications (1)

Publication Number Publication Date
DE112021004287A5 true DE112021004287A5 (de) 2023-06-01

Family

ID=78049125

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112021004287.4T Pending DE112021004287A5 (de) 2020-10-08 2021-09-21 Verfahren zur Ermittlung eines Reibbeiwertes

Country Status (3)

Country Link
AT (1) AT524256B1 (de)
DE (1) DE112021004287A5 (de)
WO (1) WO2022073048A1 (de)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6807473B1 (en) * 2003-04-09 2004-10-19 Continental Teves, Inc. Road recognition system
US7117716B2 (en) * 2005-01-05 2006-10-10 Nac Dynamics, Llc Dynamic friction testing vehicle to measure fluid drag and rolling friction
DE102005044486B4 (de) * 2005-09-16 2009-02-05 Daimler Ag Verfahren zur Detektion des Oberflächenzustands einer Fahrbahn, sowie Detektionssystem und Fahrerassistenzsystem zur Umsetzung des Verfahrens
DE102013101639A1 (de) * 2013-02-19 2014-09-04 Continental Teves Ag & Co. Ohg Verfahren und Vorrichtung zur Bestimmung eines Fahrbahnzustands
US10275662B1 (en) * 2016-09-30 2019-04-30 Zoox, Inc. Estimating friction based on image data
DE102018203807A1 (de) * 2018-03-13 2019-09-19 Continental Teves Ag & Co. Ohg Verfahren und Vorrichtung zur Erkennung und Bewertung von Fahrbahnzuständen und witterungsbedingten Umwelteinflüssen

Also Published As

Publication number Publication date
WO2022073048A1 (de) 2022-04-14
AT524256B1 (de) 2023-06-15
AT524256A1 (de) 2022-04-15

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Legal Events

Date Code Title Description
R012 Request for examination validly filed