DE60141458D1 - Reifendruckschätzung - Google Patents

Reifendruckschätzung

Info

Publication number
DE60141458D1
DE60141458D1 DE60141458T DE60141458T DE60141458D1 DE 60141458 D1 DE60141458 D1 DE 60141458D1 DE 60141458 T DE60141458 T DE 60141458T DE 60141458 T DE60141458 T DE 60141458T DE 60141458 D1 DE60141458 D1 DE 60141458D1
Authority
DE
Germany
Prior art keywords
vehicle
tire pressure
dependent
tire
sensor signal
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.)
Expired - Lifetime
Application number
DE60141458T
Other languages
English (en)
Inventor
Fredrik Gustafsson
Niclas Persson
Marcus Drevo
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.)
Nira Dynamics AB
Original Assignee
Nira Dynamics AB
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
Priority claimed from SE0001353A external-priority patent/SE0001353D0/xx
Application filed by Nira Dynamics AB filed Critical Nira Dynamics AB
Application granted granted Critical
Publication of DE60141458D1 publication Critical patent/DE60141458D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B60C23/061—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 by monitoring wheel speed
    • B60C23/062—Frequency spectrum analysis of wheel speed signals, e.g. using Fourier transformation
    • 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
    • B60C23/061—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 by monitoring wheel 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
    • 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
    • B60T8/1725—Using tyre sensors, e.g. Sidewall Torsion sensors [SWT]
    • 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
    • B60T8/1755—Brake regulation specially adapted to control the stability of the vehicle, e.g. taking into account yaw rate or transverse acceleration in a curve
    • 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
    • B60T2240/00—Monitoring, detecting wheel/tire behaviour; counteracting thereof
    • B60T2240/03—Tire sensors
    • 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
    • B60T2250/06—Sensor zero-point adjustment; Offset compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Measuring Fluid Pressure (AREA)
DE60141458T 2000-04-12 2001-04-12 Reifendruckschätzung Expired - Lifetime DE60141458D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE0001353A SE0001353D0 (sv) 2000-04-12 2000-04-12 Sensor fusion system
SE0002213A SE0002213D0 (sv) 2000-04-12 2000-06-13 Tire pressure computation system
PCT/SE2001/000834 WO2001087647A1 (en) 2000-04-12 2001-04-12 Tire pressure estimation

Publications (1)

Publication Number Publication Date
DE60141458D1 true DE60141458D1 (de) 2010-04-15

Family

ID=26655072

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60141458T Expired - Lifetime DE60141458D1 (de) 2000-04-12 2001-04-12 Reifendruckschätzung

Country Status (8)

Country Link
US (1) US7240542B2 (de)
EP (2) EP2202101B1 (de)
AT (2) ATE512008T1 (de)
AU (1) AU2001248976A1 (de)
DE (1) DE60141458D1 (de)
ES (1) ES2342256T3 (de)
SE (1) SE0002213D0 (de)
WO (1) WO2001087647A1 (de)

Families Citing this family (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8266465B2 (en) 2000-07-26 2012-09-11 Bridgestone Americas Tire Operation, LLC System for conserving battery life in a battery operated device
US7161476B2 (en) 2000-07-26 2007-01-09 Bridgestone Firestone North American Tire, Llc Electronic tire management system
JP4629246B2 (ja) * 2001-02-13 2011-02-09 株式会社ブリヂストン タイヤ走行状態の検出方法とタイヤ走行状態検出装置、及び路面状態の推定方法と路面状態推定装置
ES2552509T3 (es) * 2001-12-21 2015-11-30 Kabushiki Kaisha Bridgestone Método y aparato para estimar las condiciones de una carretera y el estado de marcha de un neumático, ABS y control del coche haciendo uso de los mismos
EP1372049A1 (de) 2002-06-13 2003-12-17 Société de Technologie Michelin Servoverfahren zur Aufrechterhaltung des gleitens der Reifen auf einem optimalen Niveau um einen maximalen Reibwert zu erreichen
FR2841006A1 (fr) * 2002-06-13 2003-12-19 Michelin Soc Tech Methode d'asservissement, utilisable notamment pour maintenir le glissement d'un pneu a un niveau optimal pour qu'il fonctionne a un niveau de coefficient d'adherence maximal
DE10343247B4 (de) * 2002-09-17 2014-10-09 Continental Teves Ag & Co. Ohg Verfahren zur Erkennung einer μ-Split-Situation
WO2004042553A1 (en) * 2002-11-06 2004-05-21 Nira Dynamics Ab Methods, system and computer program for digital signal processing
CN1738724B (zh) * 2002-12-20 2011-11-02 大陆-特韦斯贸易合伙股份公司及两合公司 用于改善间接测量式轮胎压力识别系统的方法
US20040225423A1 (en) * 2003-05-07 2004-11-11 Carlson Christopher R. Determination of operational parameters of tires in vehicles from longitudinal stiffness and effective tire radius
ES2608605T3 (es) * 2003-07-07 2017-04-12 Nira Dynamics Ab Estimación de presión de neumático
DE10331585A1 (de) * 2003-07-08 2005-03-31 Continental Teves Ag & Co. Ohg Verfahren zur Ermittlung des Innendrucks eines Fahrzeugreifens
DE112004001458D2 (de) 2003-08-14 2006-07-27 Continental Teves Ag & Co Ohg Verfahren zur Überwachung von Reifendrucküberwachungssystemen in einem Kraftfahrzeug
KR20050075717A (ko) 2004-01-16 2005-07-21 소시에떼 드 테크놀로지 미쉐린 다른 매개 변수의 함수로써 편차의 평균 기울기를비교하는 알고리즘을 사용하여 차량의 안정성을 제어하기위한 시스템
KR20050075708A (ko) 2004-01-16 2005-07-21 소시에떼 드 테크놀로지 미쉐린 소정 시간에 걸쳐 대표 매개변수의 편차를 분석한알고리즘을 사용하여 차량의 안정성을 제어하기 위한시스템
DE602005000242T2 (de) 2004-01-16 2007-04-05 Société de Technologie Michelin System zur Stabilitätsregelung eines Fahrzeugs mit mehreren prädiktiven Algorithmen und einem Auswahlprozess
US6993449B2 (en) 2004-01-31 2006-01-31 Continental Teves, Inc. Tire pressure loss detection
EP1711355B1 (de) * 2004-02-02 2008-10-15 Continental Teves AG & Co. oHG Verfahren zur indirekten reifendrucküberwachung
US7991523B2 (en) 2004-02-02 2011-08-02 Continental Teves Ag & Co. Ohg Method for indirect tire pressure monitoring
DE102005031485A1 (de) 2004-07-09 2006-02-23 Continental Teves Ag & Co. Ohg Verfahren zur Erkennung eines Druckverlusts in Kraftfahrzeugreifen
EP1696288B1 (de) * 2005-02-12 2018-04-18 Ansaldo Energia IP UK Limited Adaptives Sensormodell
US20060253243A1 (en) * 2005-05-06 2006-11-09 Jacob Svendenius System and method for tire/road friction estimation
US7533010B2 (en) * 2005-09-01 2009-05-12 The Goodyear Tire & Rubber Company Method and system for tread pattern noise optimization
US20080243423A1 (en) * 2005-11-14 2008-10-02 Continental Teves Ag & Co., Ohg Method For the Indirect Tire Pressure Monitoring
WO2007098891A1 (en) * 2006-03-03 2007-09-07 National University Of Ireland Maynooth Method for determining the centre of gravity for an automotive vehicle
ES2879454T3 (es) * 2007-03-16 2021-11-22 Nira Dynamics Ab Monitorización indirecta de la presión de neumáticos
WO2008113377A1 (en) * 2007-03-16 2008-09-25 Nira Dynamics Ab Use of suspension information in tire pressure deviation detection for a vehicle tire
US7392696B1 (en) 2007-04-10 2008-07-01 Toyota Motor Engineering & Manufacturing North America, Inc. Sensorless tire pressure estimating method for vehicle with ABS brake control
DE102007029870A1 (de) 2007-06-28 2009-01-02 Continental Teves Ag & Co. Ohg Verfahren und Vorrichtung zur Reifenzustandsüberwachung
DE102007039242A1 (de) * 2007-08-20 2009-02-26 Robert Bosch Gmbh Verfahren zum Betrieb eines Sensors an oder in einem Fahrzeugreifen und Sensoranordnung
US20090132120A1 (en) * 2007-11-20 2009-05-21 Walters James E System and method of detecting a rough road condition
US8290662B2 (en) * 2008-04-25 2012-10-16 Ford Global Technologies, Llc System and method for tire cornering power estimation and monitoring
JP4629756B2 (ja) * 2008-07-14 2011-02-09 株式会社ブリヂストン 路面状態推定方法と路面状態推定装置
JP2010197238A (ja) * 2009-02-25 2010-09-09 Sumitomo Rubber Ind Ltd 回転速度情報検出装置、方法及びプログラム、並びに、タイヤ空気圧低下検出装置、方法及びプログラム
US9120280B2 (en) 2009-04-30 2015-09-01 Michelin Recherche Et Technique S.A. Tire uniformity through identification of process signatures
WO2010126516A1 (en) * 2009-04-30 2010-11-04 Michelin Recherche Et Technique, S.A. Improvement of tire uniformity through identification of process signatures
DE102010006178B4 (de) * 2010-01-29 2019-02-21 Continental Automotive Gmbh Verfahren zur Überwachung eines Reifendrucks und Reifendruckkontrolleinrichtung
WO2011107829A1 (es) 2010-03-03 2011-09-09 Luis Mauricio Chiquillo Perez Tornillo multicónico para implantes
KR20110139008A (ko) * 2010-06-22 2011-12-28 삼성전기주식회사 각속도 센서를 이용한 타이어 위치 자동인식 시스템 및 방법
US20120053794A1 (en) * 2010-08-25 2012-03-01 Gm Global Technology Operations, Inc. Individualizable convenience system for drivers
CN103796885B (zh) * 2011-09-12 2017-05-31 大陆-特韦斯贸易合伙股份公司及两合公司 用于评估车辆的轮胎参数的方法
EP2745224B1 (de) 2011-09-16 2016-11-30 MICHELIN Recherche et Technique S.A. Verfahren und system zur verbesserten reifengleichförmigkeit durch identifikation von prozessharmonischen mit reindizierten partiellen uniformitätswellenformen
FR2988834B1 (fr) * 2012-03-28 2014-03-21 Renault Sa Methode d'interpolation de signal evenementiel
US20130282233A1 (en) * 2012-04-23 2013-10-24 Ford Global Technologies, Llc Tire pressure monitoring system
KR101373151B1 (ko) 2012-12-18 2014-03-20 현대오트론 주식회사 차량용 타이어의 상태 탐지 장치 및 방법
US8868290B2 (en) 2013-01-04 2014-10-21 Infineon Technologies Ag Wheel speed sensor with support for indirect tire pressure monitoring
US8844346B1 (en) * 2013-03-08 2014-09-30 The Goodyear Tire & Rubber Company Tire load estimation system using road profile adaptive filtering
FR3014807B1 (fr) * 2013-12-18 2016-02-05 Michelin & Cie Estimation du potentiel d'adherence par evaluation du rayon de roulement
KR101558975B1 (ko) * 2013-12-19 2015-10-12 현대오트론 주식회사 휠 속도 전처리 장치 및 방법
KR101566748B1 (ko) 2014-06-02 2015-11-06 현대자동차 주식회사 모터 구동 차량의 타이어 압력 모니터링 시스템 및 이를 이용한 타이어 압력 모니터링 방법
US9921134B2 (en) 2014-08-04 2018-03-20 Dr. Ing. H.C. F. Porsche Aktiengesellschaft System and method for determining tire wear
US20160200156A1 (en) * 2014-11-19 2016-07-14 Mando Corporation Device and method for estimating tire pressure of vehicle
US9340211B1 (en) 2014-12-03 2016-05-17 The Goodyear Tire & Rubber Company Intelligent tire-based road friction estimation system and method
US9663115B2 (en) * 2015-10-09 2017-05-30 The Goodyear Tire & Rubber Company Method for estimating tire forces from CAN-bus accessible sensor inputs
US20170275986A1 (en) * 2015-11-05 2017-09-28 Halliburton Energy Services Inc. Fluid flow metering with point sensing
US9840118B2 (en) 2015-12-09 2017-12-12 The Goodyear Tire & Rubber Company Tire sensor-based robust road surface roughness classification system and method
KR101876352B1 (ko) * 2016-05-26 2018-07-09 현대오트론 주식회사 주행 상태 판정 장치 및 방법과, 이를 이용한 타이어 공기압 모니터링 장치 및 방법
DE102016010750B4 (de) 2016-09-06 2018-07-12 Nira Dynamics Ab Schätzung absoluter Radrollradien und Schätzung eines vertikalen Kompressionswerts
US10549585B2 (en) 2017-02-23 2020-02-04 Tire Pressure Control International Ltd Tire pressure control system
US11046384B2 (en) * 2017-04-12 2021-06-29 Kawasaki Jukogyo Kabushiki Kaisha Vehicle pseudo-emotion generating system and conversation information output method
WO2018234152A1 (en) 2017-06-19 2018-12-27 Nira Dynamics Ab MONITORING OF WHEELS IN A VEHICLE
US11505014B2 (en) 2017-10-09 2022-11-22 Nira Dynamics Ab Determining a tire change status in a vehicle
US10286923B1 (en) * 2017-11-15 2019-05-14 Ford Global Technologies, Llc Tire vibration and loose wheel detection
CN107972423B (zh) * 2017-11-22 2019-12-31 广东菲柯特电子科技有限公司 一种轮胎监测系统的测试系统及方法
WO2019122218A1 (en) 2017-12-20 2019-06-27 Nira Dynamics Ab Determining a tire pressure status in a vehicle
CN108681621B (zh) * 2018-04-09 2021-11-19 郑州轻工业学院 基于Chebyshev正交多项式扩展RTS Kalman平滑方法
CA3021190C (en) 2018-10-17 2023-11-14 Tire Pressure Control International Ltd. Tire pressure control valve assembly
FR3087884B1 (fr) * 2018-10-31 2021-04-02 Renault Sas Procede de determination d’un vecteur de deplacement d’un vehicule automobile, procede de determination d’une vitesse du vehicule et vehicule associe
KR20200052186A (ko) 2018-11-06 2020-05-14 현대자동차주식회사 타이어 공진 주파수 추정 장치 및 방법
DE102018222152A1 (de) * 2018-12-18 2020-06-18 Robert Bosch Gmbh Verfahren und Vorrichtung zum Ermitteln eines dynamischen Reifenumfangs eines Fortbewegungsmittels
IT201800020212A1 (it) * 2018-12-19 2020-06-19 Maserati Spa Procedimento per la stima della pressione degli pneumatici di un veicolo.
FR3095510B1 (fr) * 2019-04-23 2021-03-19 Continental Automotive Procédé d’estimation d’un index représentatif du comportement frictionnel d’un véhicule sur une route
KR20210038055A (ko) 2019-09-30 2021-04-07 주식회사 만도 간접식 타이어 압력 모니터링 장치 및 방법
KR20230152065A (ko) * 2021-02-24 2023-11-02 마그나 인터내셔널 인코포레이티드 이중 확장 칼만 필터를 사용하여 차량 견인 토크를 추정하는 방법 및 시스템
DE102022111116A1 (de) 2022-05-05 2023-11-09 Nira Dynamics Ab Verfahren, Vorrichtungen und Computerprogrammprodukte zum Bestimmen des Schweregrades eines Luftverlustes in einem Reifen

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4339970B4 (de) * 1992-12-07 2005-09-29 Volkswagen Ag Verfahren zur Erzeugung eines Reifendruck-Warnsignals
DE4409846B4 (de) 1993-03-23 2005-06-02 Denso Corp., Kariya Drehzahlerfassungsgerät für einen rotierenden Körper
EP0700798B1 (de) 1994-09-09 1999-06-16 Denso Corporation Pneumatischer Reifendruckmesser
JPH08164720A (ja) 1994-12-15 1996-06-25 Sumitomo Electric Ind Ltd タイヤ空気圧低下検出方法およびタイヤ空気圧低下検出装置
JP3300580B2 (ja) * 1994-12-26 2002-07-08 トヨタ自動車株式会社 タイヤ空気圧推定装置
JP3175552B2 (ja) 1995-08-04 2001-06-11 株式会社デンソー タイヤ空気圧推定装置
JPH1071818A (ja) 1996-08-30 1998-03-17 Sumitomo Electric Ind Ltd タイヤ空気圧低下検出に用いる車輪速信号の処理装置
JP3231256B2 (ja) * 1997-01-27 2001-11-19 住友電気工業株式会社 初期補正係数演算装置
US6385553B1 (en) 1997-12-15 2002-05-07 Denso Corporation Tire air pressure estimating apparatus
DE19807880A1 (de) * 1998-02-25 1999-09-09 Daimler Chrysler Ag Verfahren und Vorrichtung zur Überwachung des Reifenluftdrucks von Rädern eines Kraftfahrzeuges
US6222444B1 (en) * 2000-04-03 2001-04-24 Robert Bosch Corporation Method for detecting a deflated tire on a vehicle
DE10024178A1 (de) * 2000-05-17 2001-12-06 Wabco Gmbh & Co Ohg Verfahren zur verbesserten Bestimmung des Verhältnisses der Radien der Räder eines Fahrzeuges zueinander

Also Published As

Publication number Publication date
US7240542B2 (en) 2007-07-10
ES2342256T3 (es) 2010-07-05
EP1272365A1 (de) 2003-01-08
ATE512008T1 (de) 2011-06-15
US20030172728A1 (en) 2003-09-18
AU2001248976A1 (en) 2001-11-26
EP2202101B1 (de) 2011-06-08
ATE459490T1 (de) 2010-03-15
SE0002213D0 (sv) 2000-06-13
WO2001087647A1 (en) 2001-11-22
EP2202101A1 (de) 2010-06-30
EP1272365B1 (de) 2010-03-03

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