AU3373199A - Method and apparatus for detecting harmonic rocking in railcars - Google Patents

Method and apparatus for detecting harmonic rocking in railcars

Info

Publication number
AU3373199A
AU3373199A AU33731/99A AU3373199A AU3373199A AU 3373199 A AU3373199 A AU 3373199A AU 33731/99 A AU33731/99 A AU 33731/99A AU 3373199 A AU3373199 A AU 3373199A AU 3373199 A AU3373199 A AU 3373199A
Authority
AU
Australia
Prior art keywords
railcars
detecting harmonic
rocking
harmonic rocking
detecting
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.)
Abandoned
Application number
AU33731/99A
Inventor
David H Halvorson
Ralph L. Kitson
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.)
Westinghouse Air Brake Co
Original Assignee
Westinghouse Air Brake Co
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 Westinghouse Air Brake Co filed Critical Westinghouse Air Brake Co
Publication of AU3373199A publication Critical patent/AU3373199A/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
    • B61L23/04—Control, warning or like safety means along the route or between vehicles or trains for monitoring the mechanical state of the route
    • B61L23/042—Track changes detection
    • 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
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
AU33731/99A 1998-04-02 1999-03-31 Method and apparatus for detecting harmonic rocking in railcars Abandoned AU3373199A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US5363198A 1998-04-02 1998-04-02
US09053631 1998-04-02
PCT/US1999/006985 WO1999051996A1 (en) 1998-04-02 1999-03-31 Method and apparatus for detecting harmonic rocking in railcars

Publications (1)

Publication Number Publication Date
AU3373199A true AU3373199A (en) 1999-10-25

Family

ID=21985561

Family Applications (1)

Application Number Title Priority Date Filing Date
AU33731/99A Abandoned AU3373199A (en) 1998-04-02 1999-03-31 Method and apparatus for detecting harmonic rocking in railcars

Country Status (2)

Country Link
AU (1) AU3373199A (en)
WO (1) WO1999051996A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19901953B4 (en) * 1999-01-20 2014-02-06 Robert Bosch Gmbh Device and method for stabilizing a vehicle combination
CA2369194A1 (en) * 2001-01-24 2002-07-24 Bombardier Transportation Gmbh Rolling stock diagnostic condition monitoring and on-line preditive maintenance
US9475526B2 (en) 2014-08-23 2016-10-25 Caterpillar Inc. Track link having a wear sensing device
US9868482B2 (en) 2014-10-29 2018-01-16 Caterpillar Inc. Track roller assembly with a wear measurement system
US9592866B2 (en) 2014-11-06 2017-03-14 Caterpillar Inc. Track assembly having a wear monitoring system
US9557244B2 (en) 2014-11-10 2017-01-31 Caterpillar Inc. Thrust bias detection system
US9371630B1 (en) 2014-12-19 2016-06-21 Caterpillar Inc. Determination of undercarriage idler and roller wear based on final drive speed

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4770438A (en) * 1984-01-20 1988-09-13 Nissan Motor Co., Ltd. Automotive suspension control system with road-condition-dependent damping characteristics
US5005665A (en) * 1986-06-16 1991-04-09 The Standard Oil Company Piezoelectric seismic vibration device and method
GB8918306D0 (en) * 1989-08-10 1989-09-20 Lucas Ind Plc Road surface sensing system for a vehicle
US5603556A (en) * 1995-11-20 1997-02-18 Technical Services And Marketing, Inc. Rail car load sensor

Also Published As

Publication number Publication date
WO1999051996A1 (en) 1999-10-14

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase