GB0820544D0 - Vehicle speed detection apparatus - Google Patents

Vehicle speed detection apparatus

Info

Publication number
GB0820544D0
GB0820544D0 GBGB0820544.5A GB0820544A GB0820544D0 GB 0820544 D0 GB0820544 D0 GB 0820544D0 GB 0820544 A GB0820544 A GB 0820544A GB 0820544 D0 GB0820544 D0 GB 0820544D0
Authority
GB
United Kingdom
Prior art keywords
vehicle speed
detection apparatus
speed detection
vehicle
speed
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.)
Granted
Application number
GBGB0820544.5A
Other versions
GB2454594B (en
GB2454594A (en
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB0820544D0 publication Critical patent/GB0820544D0/en
Publication of GB2454594A publication Critical patent/GB2454594A/en
Application granted granted Critical
Publication of GB2454594B publication Critical patent/GB2454594B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B60T8/172—Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
    • B61L25/02—Indicating or recording positions or identities of vehicles or trains
    • B61L25/021—Measuring and recording of train speed
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/50—Devices characterised by the use of electric or magnetic means for measuring linear speed
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/60—Velocity or trajectory determination systems; Sense-of-movement determination systems wherein the transmitter and receiver are mounted on the moving object, e.g. for determining ground speed, drift angle, ground track
    • 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
    • B60T2210/12—Friction
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Transportation (AREA)
  • Measurement Of Distances Traversed On The Ground (AREA)
  • Vehicle Body Suspensions (AREA)
GB0820544A 2007-11-09 2008-11-10 Vehicle speed detection apparatus Active GB2454594B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007291439A JP4979544B2 (en) 2007-11-09 2007-11-09 Vehicle speed detection device

Publications (3)

Publication Number Publication Date
GB0820544D0 true GB0820544D0 (en) 2008-12-17
GB2454594A GB2454594A (en) 2009-05-13
GB2454594B GB2454594B (en) 2010-05-19

Family

ID=40139671

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0820544A Active GB2454594B (en) 2007-11-09 2008-11-10 Vehicle speed detection apparatus

Country Status (2)

Country Link
JP (1) JP4979544B2 (en)
GB (1) GB2454594B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111336826A (en) * 2020-03-17 2020-06-26 本钢板材股份有限公司 Online detection system and method for wheel falling and slipping of circular cooler

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101923782B (en) * 2010-07-28 2012-06-20 北京交通大学 Method for acquiring transportation traffic speed based on geomagnetic sensing technology
DE102013210361A1 (en) 2013-06-04 2014-12-04 Siemens Aktiengesellschaft Method for determining at least one speed in a rail vehicle
JP6074322B2 (en) * 2013-06-05 2017-02-01 公益財団法人鉄道総合技術研究所 Speed measuring device
JP6504822B2 (en) * 2015-01-05 2019-04-24 三菱プレシジョン株式会社 Speed measuring device and moving object
CN105448106A (en) * 2015-12-03 2016-03-30 哈尔滨工业大学 Vehicle detection device based on geomagnetic sensor array
JP6544273B2 (en) * 2016-03-16 2019-07-17 株式会社デンソー In-vehicle device
CN109305195B (en) * 2017-07-28 2020-07-10 比亚迪股份有限公司 Train control method and device
CN107826145B (en) * 2017-11-01 2019-11-19 哈尔滨铁路科研所科技有限公司 Vehicle operation situation detection method based on wheel detector detection battle array
JP7312034B2 (en) * 2019-06-21 2023-07-20 株式会社日立製作所 TRAIN SECURITY SYSTEM, TRAIN SECURITY CONTROL METHOD AND ON-TRAIN ON-BOARD DEVICE

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60118962U (en) * 1984-01-17 1985-08-12 日産自動車株式会社 Wheel spin detection device
JPS6490853A (en) * 1987-10-02 1989-04-07 Hitachi Ltd Brake distance indicator
DE3739271A1 (en) * 1987-11-20 1989-06-01 Standard Elektrik Lorenz Ag DEVICE FOR TRAVEL AND SPEED MEASUREMENT IN TRACKED VEHICLES
JPH02162226A (en) * 1988-12-16 1990-06-21 Honda Motor Co Ltd Slip judging apparatus of vehicle
JPH04212086A (en) * 1990-09-10 1992-08-03 Toyota Motor Corp Apparatus for detecting ground speed of car body
JP2687083B2 (en) * 1992-10-20 1997-12-08 トヨタ自動車株式会社 Doppler ground speed detector
JPH07110335A (en) * 1993-10-13 1995-04-25 Toyota Motor Corp Detecting equipment for hydroplaning condition
JPH07120552A (en) * 1993-10-22 1995-05-12 Iseki & Co Ltd Vehicle slip rate compensation device
JP2000121658A (en) * 1998-10-14 2000-04-28 Hitachi Ltd Train position detecting device and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111336826A (en) * 2020-03-17 2020-06-26 本钢板材股份有限公司 Online detection system and method for wheel falling and slipping of circular cooler

Also Published As

Publication number Publication date
JP4979544B2 (en) 2012-07-18
GB2454594B (en) 2010-05-19
GB2454594A (en) 2009-05-13
JP2009115722A (en) 2009-05-28

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