SYSTEM AND METHOD FOR ANALYZING ROLLING STOCK WHEELS

• US 20160059623A1
• Filed: 08/27/2015
• Published: 03/03/2016
• Est. Priority Date: 08/27/2014
• Status: Abandoned Application

• Current Assignee: Wabtec Control Systems Pty. Ltd. (Westinghouse Air Brake Technologies Corporation)
• Original Assignee: Lynxrail Corporation (Lynx Engineering Consultants Pty Ltd.)
• Inventors: Kilian, Krzysztof
• Application Number:
  US14/837,173
• Publication Number:
  US 20160059623A1
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: B60B 17/0068 the flange being provided on a single side
• CPC Class Codes: B61L 27/57 for vehicles or trains, e.g. trackside supervision of train conditions
• CPC Class Codes: G01B 11/10 of objects while moving
• CPC Class Codes: G01B 11/2408 for measuring roundness
• CPC Class Codes: G01N 21/8851 Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges G01N21/8806 and G01N21/93 - G01N21/95692 take precedence; optical measurement of dimensions G01B11/00; optical scanning G02B26/10; image transformation G06T3/00; computerised image enhancement G06T5/00; image processing per se for flaw detection G06T7/0002
• CPC Class Codes: H04N 7/181 for receiving images from a plurality of remote sources

Abstract

An exemplary system and method for analyzing rolling stock wheels which helps allow a wheel to be analyzed at speed, reducing any need for manual inspections or other related delays. An exemplary system may include one or more high-speed cameras to capture images of the rolling stock wheel(s) at speed. The images may include one or more markers to assist in analyzing various parameters of the rolling stock wheel.

Claims

1. A system for capturing, measuring and analyzing rolling stock wheel parameters, comprising:

a first flange camera provided between a first rail and a second rail, wherein the first flange camera is positioned to capture an image of at least a portion of a flange of a first wheel, the flange being located between said first rail and said second rail;

a first internal rim camera provided between said first rail and said second rail, wherein the first internal rim camera is positioned to capture an image of at least a portion of said first wheel;

a first flange throat camera provided between said first rail and said second rail, wherein the first flange throat camera is positioned to capture at least a portion of a flange and area of wheel profile near a flange throat of said first wheel;

a first outer rim camera provided outside the area between said first rail and said second rail, wherein the first outer rim camera is positioned to capture an image of at least a portion of a running surface of said first wheel;

a first field side camera provided outside the area between said first rail and said second rail, wherein the first field side camera is positioned to capture an image of at least a portion of a field side of said first wheel; and

a first endcap camera provided outside the area between said first rail and said second rail, wherein the first end cap camera is positioned to capture an image of at least a portion of an endcap of said first wheel.

2. The system of claim 1, further comprising:

at least one sensor in communication with at least one of the first flange camera, first internal rim camera, first flange throat camera, first outer rim camera, first field side camera, and first endcap camera; and

at least one marker positioned to be at least partially included in any images of at least a portion of the first wheel captured by at least one of the first flange camera, first internal rim camera, first flange throat camera, first outer rim camera, first field side camera, and first endcap camera.

3. The system of claim 1, further comprising a data processing unit in communication with at least one of the first flange camera, first internal rim camera, first flange throat camera, first outer rim camera, first field side camera, and first endcap camera.

4. The system of claim 1, further comprising;

a second flange camera provided between said first rail and said second rail, wherein the second flange camera is positioned to capture an image of at least a portion of a flange of a second wheel, the flange being located between said first rail and said second rail;

a second internal rim camera provided between said first rail and said second rail, wherein the second internal rim camera is positioned to capture an image of at least a portion of said second wheel;

a second flange throat camera provided between said first rail and said second rail, wherein the second flange throat camera is positioned to capture at least a portion of a flange and area of wheel profile near a flange throat of said second wheel;

a second outer rim camera provided outside the area between said first rail and said second rail, wherein the second outer rim camera is positioned to capture an image of at least a portion of a running surface of said second wheel;

a second field side camera provided outside the area between said first rail and said second rail, wherein the second field side camera is positioned to capture an image of at least a portion of a field side of said second wheel; and

a second endcap camera provided outside the area between said first rail and said second rail, wherein the second end cap camera is positioned to capture an image of at least a portion of an endcap of said second wheel.

5. The system of claim 4, further comprising:

at least one sensor in communication with at least one of the second flange camera, second internal rim camera, second flange throat camera, second outer rim camera, second field side camera, and second endcap camera; and

at least one marker positioned to be at least partially included in an image of at least a portion of the first wheel captured by at least one of the second flange camera, second internal rim camera, second flange throat camera, second outer rim camera, second field side camera, and second endcap camera.

6. The system of claim 4, further comprising a data processing unit in communication with at least one of the second flange camera, second internal rim camera, second flange throat camera, second outer rim camera, second field side camera, and second endcap camera.

7. A method of capturing, measuring and analyzing rolling stock wheel parameters, comprising:

capturing, with a first flange camera provided between a first rail and a second rail, an image of at least a portion of a first wheel on said first rail having a flange provided between said first rail and said second rail;

capturing, with a first internal rim camera provided between said first rail and said second rail, an image of at least a portion of said first wheel;

capturing, with a first flange throat camera provided between said first rail and said second rail, an image of at least a portion of a flange and area of wheel profile near a flange throat of said first wheel;

capturing, with a first outer rim camera provided outside the area between said first rail and said second rail, an image of at least a portion of said first wheel, including at least a portion of a running surface of said first wheel;

capturing, with a first field side camera provided outside the area between said first rail and said second rail, an image of at least a portion of a field side of said first wheel; and

capturing, with a first endcap camera provided outside the area between said first rail and said second rail, an image of at least a portion of an endcap of said first wheel.

8. The method of claim 7, further comprising:

sensing the presence of said first wheel with a sensor in communication with at least one of the first flange camera, first internal rim camera, first flange throat camera, first outer rim camera, first field side camera, and first endcap camera; and

positioning at least one marker to be at least partially included in at least one of the images captured by at least one of the first flange camera, first internal rim camera, first flange throat camera, first outer rim camera, first field side camera, and first endcap camera.

9. The method of claim 7, further comprising transmitting to a data processing unit at least one of the images captured by at least one of the first flange camera, first internal rim camera, first flange throat camera, first outer rim camera, first field side camera, and first endcap camera.

10. The method of claim 7, further comprising:

capturing, with a second flange camera provided between said first rail and said second rail, an image of at least a portion of a second wheel on the second rail having a flange provided between said first rail and said second rail;

capturing, with a second internal rim camera provided between said first rail and said second rail, an image of at least a portion of said second wheel;

capturing, with a second flange throat camera provided between said first rail and said second rail, an image of at least a portion of a flange and area of wheel profile near a flange throat of said second wheel;

capturing, with a second outer rim camera provided outside the area between said first rail and said second rail, an image of at least a portion of said second wheel including at least a portion of a running surface of said second wheel;

capturing, with a second field side camera provided outside the area between said first rail and said second rail, an image of at least a portion of a side of said second wheel; and

capturing, with a second endcap camera provided outside the area between said first rail and said second rail, an image of at least a portion of an endcap of said second wheel.

11. The method of claim 10, further comprising:

sensing the presence of said first wheel and/or said second wheel with a sensor in communication with at least one of the first flange camera, second flange camera, first internal rim camera, second internal rim camera, first flange throat camera, second flange throat camera, first outer rim camera, second outer rim camera, first field side camera, second field side camera, first endcap camera, and second endcap camera; and

positioning at least one marker to be at least partially included in at least one of the images captured by at least one of the first flange camera, second flange camera, first internal rim camera, second internal rim camera, first flange throat camera, second flange throat camera, first outer rim camera, second outer rim camera, first field side camera, second field side camera, first endcap camera, and second endcap camera.

12. The method of claim 10, further comprising transmitting to a data processing unit at least one of the images captured by at least one of the first flange camera, second flange camera, first internal rim camera, second internal rim camera, first flange throat camera, second flange throat camera, first outer rim camera, second outer rim camera, first field side camera, second field side camera, first endcap camera, and second endcap camera.

13. A method of providing a system for capturing, measuring and analyzing rolling stock wheel parameters, comprising:

positioning and orienting a first flange camera between a first rail and a second rail to capture an image of at least a portion of a first wheel having a flange provided between said first rail and said second rail;

positioning and orienting a first internal rim camera between said first rail and said second rail to capture an image of at least a portion of said first wheel;

positioning and orienting a first flange throat camera between said first rail and said second rail to capture an image of at least a portion of a flange and area of wheel profile near a flange throat of said first wheel;

positioning and orienting a first outer rim camera outside the area between said first rail and said second rail to capture an image of at least a portion of said first wheel, including at least a portion of a running surface of said first wheel;

positioning and orienting a first field side camera outside the area between said first rail and said second rail to capture an image of at least a portion of said first wheel; and

positioning and orienting a first endcap camera outside the area between said first rail and said second rail to capture an image of at least a portion of an endcap of said first wheel.

14. The method of claim 13, further comprising:

providing at least one sensor, which is in communication with at least one of the first flange camera, first internal rim camera, first flange throat camera, first outer rim camera, first field side camera, and first endcap camera; and

positioning at least one marker, such that the at least one marker is at least partially visible in an image of at least a portion of said first wheel captured by at least one of the first flange camera, first internal rim camera, first flange throat camera, first outer rim camera, first field side camera, and first endcap camera.

15. The method of claim 13, further comprising providing a data processing unit, which is in communication with at least one of the first flange camera, first internal rim camera, first flange throat camera, first outer rim camera, first field side camera, and first endcap camera.

16. The method of claim 13, further comprising:

positioning and orienting a second flange camera between said first rail and a second rail to capture an image of at least a portion of a second wheel on said second rail having a flange provided between said first rail and said second rail;

positioning and orienting a second internal rim camera between said first rail and said second rail to capture an image of at least a portion of said second wheel;

positioning and orienting a second flange throat camera between said first rail and said second rail to capture an image of at least a portion of a flange and area of wheel profile near a flange throat of said second wheel;

positioning and orienting a second outer rim camera provided outside the area between said first rail and said second rail to capture an image of at least a portion of said second wheel including at least a portion of a running surface of said second wheel;

positioning and orienting a second field side camera outside the area between said first rail and said second rail to capture an image of at least a portion of a side of said second wheel; and

positioning and orienting a second endcap camera outside the area between said first rail and said second rail to capture an image of at least a portion of an endcap of said second wheel.

17. The method of claim 16, further comprising:

providing at least one sensor, which is in communication with at least one of the first flange camera, second flange camera, first internal rim camera, second internal rim camera, first flange throat camera, second flange throat camera, first outer rim camera, second outer rim camera, first field side camera, second field side camera, first endcap camera, and second endcap camera; and

positioning at least one marker, such that the at least one marker is at least partially visible in an image of at least a portion of the wheel captured by at least one of the first flange camera, second flange camera, first internal rim camera, second internal rim camera, first flange throat camera, second flange throat camera, first outer rim camera, second outer rim camera, first field side camera, second field side camera, first endcap camera, and second endcap camera.

18. The method of claim 16, further comprising providing a data processing unit, which is in communication with at least one of the first flange camera, second flange camera, first internal rim camera, second internal rim camera, first flange throat camera, second flange throat camera, first outer rim camera, second outer rim camera, first field side camera, second field side camera, first endcap camera, and second endcap camera.