RU95113612A - OPTOELECTRONIC SYSTEM OF NON-CONTACT MEASUREMENT IN THE MOTION OF GEOMETRIC CHARACTERISTICS OF A RAILWAY TRACK, OPTO-ELECTRONIC SENSOR OF A NON-CONTACT MEASUREMENT OF THE POSITION AND WEAR OF THE RAIL - Google Patents

OPTOELECTRONIC SYSTEM OF NON-CONTACT MEASUREMENT IN THE MOTION OF GEOMETRIC CHARACTERISTICS OF A RAILWAY TRACK, OPTO-ELECTRONIC SENSOR OF A NON-CONTACT MEASUREMENT OF THE POSITION AND WEAR OF THE RAIL

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Publication number
RU95113612A
RU95113612A RU95113612/11A RU95113612A RU95113612A RU 95113612 A RU95113612 A RU 95113612A RU 95113612/11 A RU95113612/11 A RU 95113612/11A RU 95113612 A RU95113612 A RU 95113612A RU 95113612 A RU95113612 A RU 95113612A
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RU
Russia
Prior art keywords
rail
ccd
contact measurement
measuring
wear
Prior art date
Application number
RU95113612/11A
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Russian (ru)
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RU2142892C1 (en
Inventor
В.В. Осипов
А.Г. Пахомов
Original Assignee
В.В. Осипов
А.Г. Пахомов
Filing date
Publication date
Application filed by В.В. Осипов, А.Г. Пахомов filed Critical В.В. Осипов
Priority to RU95113612A priority Critical patent/RU2142892C1/en
Priority claimed from RU95113612A external-priority patent/RU2142892C1/en
Publication of RU95113612A publication Critical patent/RU95113612A/en
Application granted granted Critical
Publication of RU2142892C1 publication Critical patent/RU2142892C1/en

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Claims (3)

Оптоэлектронная система бесконтактного измерения в движении геометрических характеристик железнодорожной колеи, содержащая по крайней мере по одному двухкоординатному оптоэлектронному датчику в трех точках хорды, представляющей собой измерительную базу, размещенных на рельсовом средстве, отличающаяся тем, что она снабжена дополнительно датчиками, расположенными так, что образуют дополнительную измерительную базу, при этом одна из измерительных баз расположена в области нагружения рельса, а другая - вне области нагружения в середине рельсового средства по продольной его оси.An optoelectronic non-contact measuring system in motion of the geometric characteristics of a railway track, containing at least one two-coordinate optoelectronic sensor at three points of the chord, which is a measuring base, placed on a rail means, characterized in that it is additionally equipped with sensors arranged so that they form an additional measuring base, while one of the measuring bases is located in the area of loading of the rail, and the other is outside the area of loading in the middle rail means on its longitudinal axis. 2. Система по п. 1, отличающаяся тем, что снабжена датчиками, расположенными по краям рельсового средства по продольной его оси, образуя измерительную базу. 2. The system according to claim 1, characterized in that it is equipped with sensors located along the edges of the rail means along its longitudinal axis, forming a measuring base. 3. Оптоэлектронный датчик бесконтактного измерения положения и износа рельса, содержащий расположенные на рельсовом средстве, включающий в себя лазерный источник света с узлом формирования засветки, оптически связанный через рельс с блоком изображений, включающим в себя оптические устройства, одно из которых ориентировано для горизонтальной, а другое для вертикальной составляющих изображений рельса, и блок обработки сигналов, отличающийся тем, что узел формирования засветки на рельс выполнен в виде объектива, обеспечивающего засветку головки рельса в виде полоски лазерного света, оптическое устройство выполнено на основе прибора с зарядовой связью (ПЗС), снабженного на входе формирователем изображений, например, анаморфотным объективом, и соединено с блоком обработки сигналов, при этом чувствительность ПЗС удовлетворяет выражению
Figure 00000001

где F - чувствительность ПЗС;
I - интенсивность засветки рельса;
L - удаленность от рельса;
R - отражательная способность рельса;
K - коэффициент пропорциональности.3. An optoelectronic sensor for measuring the position and wear of a rail, comprising a rail mounted light source, including a laser light source with a light generating unit, optically coupled through the rail to an image unit including optical devices, one of which is oriented for horizontal, and another for the vertical components of the image of the rail, and a signal processing unit, characterized in that the node forming the illumination on the rail is made in the form of a lens that provides illumination the head of the rail in the form of a strip of laser light, the optical device is based on a charge-coupled device (CCD) equipped with an imager, for example, an anamorphic lens, at the input and connected to the signal processing unit, while the CCD sensitivity satisfies the expression
Figure 00000001

where F is the sensitivity of the CCD;
I is the light intensity of the rail;
L is the distance from the rail;
R is the reflectivity of the rail;
K is the coefficient of proportionality. 2. Датчик по п. 1, отличающийся тем, что ПЗС представляет собой по крайней мере две ПЗС - линейки, расположенные так, что поля зрения их не влияют одно на другое. 2. The sensor according to claim 1, characterized in that the CCD is at least two CCDs — arrays arranged so that their fields of vision do not affect one another.
RU95113612A 1995-08-03 1995-08-03 Optoelectronic system of noncontact measurement of railway gauge geometric characteristics in motion; optoelectronic sensor for noncontact measurement of rail position and wear RU2142892C1 (en)

Priority Applications (1)

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RU95113612A RU2142892C1 (en) 1995-08-03 1995-08-03 Optoelectronic system of noncontact measurement of railway gauge geometric characteristics in motion; optoelectronic sensor for noncontact measurement of rail position and wear

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RU95113612A RU2142892C1 (en) 1995-08-03 1995-08-03 Optoelectronic system of noncontact measurement of railway gauge geometric characteristics in motion; optoelectronic sensor for noncontact measurement of rail position and wear

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RU95113612A true RU95113612A (en) 1997-08-10
RU2142892C1 RU2142892C1 (en) 1999-12-20

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