JP7797673B2 - 物理量検出装置 - Google Patents

物理量検出装置

Info

Publication number
JP7797673B2
JP7797673B2 JP2024546649A JP2024546649A JP7797673B2 JP 7797673 B2 JP7797673 B2 JP 7797673B2 JP 2024546649 A JP2024546649 A JP 2024546649A JP 2024546649 A JP2024546649 A JP 2024546649A JP 7797673 B2 JP7797673 B2 JP 7797673B2
Authority
JP
Japan
Prior art keywords
peak value
tire
strain
time
physical quantity
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.)
Active
Application number
JP2024546649A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024057513A5 (https=
JPWO2024057513A1 (https=
Inventor
丈夫 細川
文夫 結城
敦郎 相馬
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.)
Astemo Ltd
Original Assignee
Astemo 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 Astemo Ltd filed Critical Astemo Ltd
Publication of JPWO2024057513A1 publication Critical patent/JPWO2024057513A1/ja
Publication of JPWO2024057513A5 publication Critical patent/JPWO2024057513A5/ja
Application granted granted Critical
Publication of JP7797673B2 publication Critical patent/JP7797673B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
    • B60C23/06—Signalling devices actuated by deformation of the tyre, e.g. tyre mounted deformation sensors or indirect determination of tyre deformation based on wheel speed, wheel-centre to ground distance or inclination of wheel axle
    • B60C23/064—Signalling devices actuated by deformation of the tyre, e.g. tyre mounted deformation sensors or indirect determination of tyre deformation based on wheel speed, wheel-centre to ground distance or inclination of wheel axle comprising tyre mounted deformation sensors, e.g. to determine road contact area
    • 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
    • B60W40/12—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 parameters of the vehicle itself, e.g. tyre models
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
    • G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
    • G01L1/2287—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges constructional details of the strain gauges
    • G01L1/2293—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges constructional details of the strain gauges of the semi-conductor type
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M17/00—Testing of vehicles
    • G01M17/007—Wheeled or endless-tracked vehicles
    • G01M17/02—Tyres

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Mathematical Physics (AREA)
  • Transportation (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Tires In General (AREA)
JP2024546649A 2022-09-16 2022-09-16 物理量検出装置 Active JP7797673B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/034691 WO2024057513A1 (ja) 2022-09-16 2022-09-16 物理量検出装置

Publications (3)

Publication Number Publication Date
JPWO2024057513A1 JPWO2024057513A1 (https=) 2024-03-21
JPWO2024057513A5 JPWO2024057513A5 (https=) 2025-04-17
JP7797673B2 true JP7797673B2 (ja) 2026-01-13

Family

ID=90274780

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024546649A Active JP7797673B2 (ja) 2022-09-16 2022-09-16 物理量検出装置

Country Status (5)

Country Link
US (1) US20260104301A1 (https=)
EP (1) EP4589273A4 (https=)
JP (1) JP7797673B2 (https=)
CN (1) CN119836565A (https=)
WO (1) WO2024057513A1 (https=)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005088662A (ja) 2003-09-16 2005-04-07 Toyota Motor Corp タイヤ状態量検出装置
JP2009248783A (ja) 2008-04-08 2009-10-29 Panasonic Corp タイヤ空気圧モニタ装置、その制御方法、およびプログラム
JP2015217713A (ja) 2014-05-14 2015-12-07 株式会社ブリヂストン タイヤ情報送信装置
US20160303928A1 (en) 2013-12-05 2016-10-20 Continental Automotive France Method for determining a wheel tire ground print
WO2019142869A1 (ja) 2018-01-19 2019-07-25 株式会社デンソー タイヤシステム
JP2022520499A (ja) 2019-03-29 2022-03-30 ノキアン レンカート オーイーユィ タイヤ

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007039242A1 (de) * 2007-08-20 2009-02-26 Robert Bosch Gmbh Verfahren zum Betrieb eines Sensors an oder in einem Fahrzeugreifen und Sensoranordnung
JP7009098B2 (ja) * 2017-07-19 2022-01-25 株式会社ブリヂストン 路面状態推定方法
JP6930355B2 (ja) * 2017-10-11 2021-09-01 株式会社Ｓｏｋｅｎ 路面状態判別装置およびそれを備えたタイヤシステム
US20190118592A1 (en) * 2017-10-19 2019-04-25 Infineon Technologies Ag Method, Tire-Mounted TPMS Component, and Machine Readable Storage or Computer Program for Determining a Duration of at Least one Contact Patch Event of a Rolling Tire
WO2020126646A1 (en) * 2018-12-18 2020-06-25 Pirelli Tyre S.P.A. Method and system for monitoring a tire during the running of a vehicle
EP3741588B1 (en) * 2019-05-23 2023-03-01 Melexis Technologies SA Contact patch data acquisition

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005088662A (ja) 2003-09-16 2005-04-07 Toyota Motor Corp タイヤ状態量検出装置
JP2009248783A (ja) 2008-04-08 2009-10-29 Panasonic Corp タイヤ空気圧モニタ装置、その制御方法、およびプログラム
US20160303928A1 (en) 2013-12-05 2016-10-20 Continental Automotive France Method for determining a wheel tire ground print
JP2015217713A (ja) 2014-05-14 2015-12-07 株式会社ブリヂストン タイヤ情報送信装置
WO2019142869A1 (ja) 2018-01-19 2019-07-25 株式会社デンソー タイヤシステム
JP2022520499A (ja) 2019-03-29 2022-03-30 ノキアン レンカート オーイーユィ タイヤ

Also Published As

Publication number Publication date
WO2024057513A1 (ja) 2024-03-21
US20260104301A1 (en) 2026-04-16
EP4589273A1 (en) 2025-07-23
JPWO2024057513A1 (https=) 2024-03-21
EP4589273A4 (en) 2025-10-15
CN119836565A (zh) 2025-04-15

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