CN103528517B - Optical fiber type pantograph carbon slide wears away online subregion real-time detecting system - Google Patents
Optical fiber type pantograph carbon slide wears away online subregion real-time detecting system Download PDFInfo
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- CN103528517B CN103528517B CN201310486108.1A CN201310486108A CN103528517B CN 103528517 B CN103528517 B CN 103528517B CN 201310486108 A CN201310486108 A CN 201310486108A CN 103528517 B CN103528517 B CN 103528517B
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Abstract
Optical fiber type pantograph carbon slide disclosed by the invention wears away online subregion real-time detecting system, relates to the pantograph carbon slide abrasion inspection subregion survey technology of railway locomotive or railcar or EMUs etc., belongs to train safe and travel monitoring field.Optical fiber type is worn away sensor and is pasted onto outside pantograph carbon slide or is embedded in inside carbon slipper by the present invention, utilize the logical optical property of optical fiber and the installation position of optical fiber that abrasion band is divided into N number of abraded area, when abrasion produce, cause the optical fiber breakdown of corresponding abraded area, the logical impaired disappearance of optical property, by the statistical analysis to different abraded area inner fiber break-make situation, provide wearing valve and the abraded area of measured body.The present invention can realize pantograph carbon slide and wear away dynamic detection online, real-time, omnidistance, and can realize abraded area is quantitative, detection and localization.Precision of the present invention is high, capacity of resisting disturbance is strong, life-span length, cost are low, can change for automatic lifting bow and carbon slipper and provide foundation, support the analysis of pantograph contact line relation simultaneously.
Description
Technical field
The present invention relates to the abrasion online measuring technique of a kind of fiber-optic transfer principle, particularly for the pantograph carbon slide Abrasion detecting technology of railway locomotive or railcar or EMUs etc., belong to train safe and travel monitoring field.
Background technology
Fibre Optical Sensor is New Sensing Technology fast-developing at present, has the advantages such as good insulating, electromagnetism interference, environmental corrosion resisting, highly sensitive, transmission range length, structure dexterity；Electric railway motorcycle pantograph carbon slipper abrasion state is to ensure that the important detection position of safety of railway operation, and the real-time online detection of its wearing valve is significant to ensure railway operation safety for lifting bow, timely repair and replacement in time.Pantograph carbon slide is that train obtains the diversion component of electric power from power transmission network, can the pantograph of railway locomotive or railcar or EMUs and the good contact of power transmission network be to decide train obtain the key problem of enough traction powers safe and reliable operation, its detection requirement measure system have high pressure resistant, electromagnetism interference, lightweight, adapt to the feature of wild environment.
The contrast of existing detection method:
1, traditional detection mode
The method of the manual detection that the many employings of pantograph carbon slide Abrasion detecting are traditional, namely the train section of entering, stop, drop bow, power-off, staff climbs up roof, with the abrasion of special gage measuring pantograph, observes with or without abnormal wear etc..The method efficiency is low, certainty of measurement is poor and can only detect the abrasion state of small part train pantograph according to schedule every day, the paroxysmal abnormal wear of pantograph is measured entirely without way, there is very big potential safety hazard.
2, intellectualized detection mode
The pantograph pan abrasion self-operated measuring unit of exploitation both at home and abroad at present.All adopt be fixed on overhead on ultrasonic sensor send ultrasound wave, transmit by air and deliver on the pantograph carbon slide that low speed passes through, then ultrasonic reflections returns on sensor, then according to hyperacoustic transmission time and velocity of wave at that time, slide plate thickness, the concavo-convex and groove of detection sled surface is obtained after being computed；Or be fixed on overhead on laser measurement system send laser scanning beam, the pantograph carbon slide that low speed is passed through is scanned or takes a picture, and then passes through image procossing and can automatically check that slide plate transfinites and the abnormal phenomena such as stepped mill, breach, warpage；Or be fixed on overhead on photographing unit, camera system, the pantograph carbon slide that low speed is passed through is taken a picture, is imaged, and then passes through image procossing and can automatically check that slide plate transfinites and the abnormal phenomena such as stepped mill, breach, warpage.It is bigger that intellectualized detection mode is subject to weather condition impact,, atmospheric pollution not good at air regime is serious, cannot effectively carry out ultrasound wave or videographic measurment of taking pictures, simultaneously because measurement apparatus be arranged on fixing overhead on, it is impossible to train pantograph slide plate wear away situation carry out real-time, omnidistance, dynamic monitoring.
Summary of the invention
Solved by the invention technical problem is that the pantograph carbon slide utilizing fiber-optic transfer principle to realize railway locomotive or railcar or EMUs etc. wears away online real-time whole process and dynamically detects, and can realize abraded area is quantitative, detection and localization.Precision of the present invention is high, capacity of resisting disturbance is strong, life-span length, cost are low, can change for automatic lifting bow and carbon slipper and provide foundation, support the analysis of pantograph contact line relation simultaneously.
It is an object of the invention to be achieved through the following technical solutions.
The optical fiber type pantograph carbon slide of the present invention wears away online subregion real-time detecting system, optical fiber type abrasion sensor is pasted outside pantograph carbon slide, utilize the logical optical property of optical fiber and the installation position of optical fiber that abrasion band is divided into N number of abraded area, when abrasion produce, cause the optical fiber breakdown of corresponding abraded area, the logical impaired disappearance of optical property, by the statistical analysis to different abraded area inner fiber break-make situation, provides wearing valve and the abraded area of measured body.
The optical fiber type pantograph carbon slide of the present invention wears away online subregion real-time detecting system and includes pantograph carbon slide, optical fiber type abrasion sensor, circulator, light source, photoelectrical coupler, signal processing unit, M-1 optical fiber group, M light group, M+1 optical fiber group, light echo body.
Optical fiber type abrasion sensor is pasted onto outside pantograph carbon slide or is embedded in inside pantograph carbon slide.It is as follows that mode laid by optical fiber type abrasion sensor, using the intersection point in pantograph carbon slide Abrasion detecting threshold line and pantograph carbon slide left side boundary line as zero, pantograph carbon slide Abrasion detecting threshold line is as X-axis, coordinate (detection threshold line sets and can adjust according to carbon slipper kind, carbon slipper use occasion difference), as Y-axis, is set up in pantograph carbon slide left side boundary line.Wear away location positioning required precision according to above-mentioned coordinate and pantograph carbon slide, abrasion band is divided into N number of abraded area, the X-axis coordinate respectively X of N number of abraded area left border1、X2、X3…XN, for instance, N abraded area correspondence ranges for XNTo XN+1.With each abraded area left border for benchmark laying optical fiber, N wears away the corresponding N optical fiber group in district, comprises P root optical fiber in each optical fiber group.Requiring that M (M ∈ (1,2,3 ... N)) optical fiber group Q (Q ∈ (1,2,3 ... P)) fiber deployment is below M-1 optical fiber group Q optical fiber, each optical fiber group internal optical fiber interval is all equal.
Light source sends light beam, light beam enters optical fiber type abrasion sensor by circulator, the other end that light beam wears away sensor at optical fiber type is reflected into circulator by light echo body, enter photoelectrical coupler by circulator and produce the corresponding signal of telecommunication, when pantograph wears up to M abraded area (M ∈ (1, 2, 3 ... N)) during Q position, Q (Q ∈ (1 in M optical fiber group corresponding in optical fiber type abrasion sensor, 2, 3 ... P)) optical fiber ruptures, and (optical fiber type wears away Q (Q ∈ (1 in M optical fiber group corresponding in sensor, 2, 3 ... P)) optical fiber is (XM, Q) and optical fiber), corresponding light path is unglazed to be passed through, and connected photoelectrical coupler output signal produces change, records change amount signal by pantograph signal processing unit, obtains abrasion position and the abrasion loss of pantograph carbon slide [1].
Optical fiber abrasion sensor comprises optical fiber radical, fibre diameter and each optical fiber and pastes spacing foundation accuracy of detection requirement and set.Optical fiber type abrasion the choice of the substrates composite of sensor, macromolecule flexible material.Fibre diameter and each optical fiber in high-temperature resistant optical fiber band are pasted spacing and are determined the precision of optical fiber type pantograph carbon slide abrasion Real-time and On-line, and it is more high that the more little then measuring accuracy of spacing pasted by high-temperature resistant optical fiber diameter optical fiber more thin, each.
Optical fiber abrasion sensor can operate with the different occasion such as high ferro, motor-car, subway, and its concrete size also can use the size of carbon slipper to set according to different occasions.
Optical fiber type wears away sensor without electromagnetic element or other conductive materials, therefore can strong electromagnetic high pressure resistant, anti-；Optical fiber type abrasion sensor is that silicon material is constituted, environmental corrosion resisting, it is simple to On-line sampling system.
Light echo body is optical fiber type wears away one end of optical fiber in sensor grind to form plane, plays reflected light effect.
Light source selects infrared band LED or visible light wave range LED.
The signal of telecommunication is demodulated processing by the signal processing unit being connected with photoelectrical coupler, obtains abrasion loss and the abraded area of pantograph carbon slide.
Can pass through to paste optical fiber type abrasion sensor in pantograph carbon slide eroded area both sides and increase pantograph carbon slide abraded area fiber deployment quantity, this laying mode can make pantograph carbon slide abraded area fiber deployment quantity double, and then improves measuring accuracy.
Beneficial effect:
1, the present invention lays by optical fiber type wears away optical fiber subregion in sensor, can zoning monitoring pantograph carbon slide wearing valve, grasp carbon slipper wear information more comprehensively；
2, the present invention is installed on pantograph carbon slide body, can move with testee, in real time the virtual condition of testee is detected.
3, scene of the present invention is adaptable: Fibre Optical Sensor good insulating can strong electromagnetic high pressure resistant, anti-, environmental corrosion resisting, it is simple to On-line sampling system；
4, present invention high accuracy: carbon slipper wearing valve monitoring accuracy is brought up to 0.2mm；
5, present configuration is dexterous: optical fibre sensor structure is light and handy, it is simple to be installed on and weight is increased sensitive pantograph carbon slide position；
6, using scope wide, type of service is flexible, various: optical fiber abrasion sensor can operate with in the carbon slipper Abrasion detecting of the different occasion such as high ferro, motor-car, subway, and its size also can set according to carbon slipper size flexibly.
7, maintainability of the present invention is good: utilize multi-core fiber joint, is separated with light source, photelectric receiver by sensor, it is simple to on-the-spot replacing.
Accompanying drawing explanation
The optical fiber type pantograph carbon slide that Fig. 1 is the present invention wears away online subregion real-time detecting system one side laying schematic diagram；
The optical fiber type pantograph carbon slide that Fig. 2 is the present invention wears away online subregion real-time detecting system bilateral laying schematic diagram；
Wherein: 1-pantograph carbon slide, 2-optical fiber type abrasion sensor, 3-circulator, 4-light source, 5-photoelectrical coupler, 6-signal processing unit, 7-M-1 optical fiber group, 8-M light group, 9-M+1 optical fiber group, 10-light echo body.
Detailed description of the invention
Embodiment 1
As it is shown in figure 1, the optical fiber type pantograph carbon slide of the present embodiment wears away online subregion real-time detecting system includes pantograph carbon slide [1], optical fiber type abrasion sensor [2], circulator [3], light source [4], photoelectrical coupler [5], signal processing unit [6], M-1 optical fiber group [7], M light group [8], M+1 optical fiber group [9], light echo body [10].
Optical fiber type abrasion sensor [2] is pasted onto pantograph carbon slide [1] outside or is embedded in pantograph carbon slide [1] inside.It is as follows that optical fiber type abrasion sensor [2] lays mode, using the intersection point in pantograph carbon slide Abrasion detecting threshold line and pantograph carbon slide left side boundary line as zero, pantograph carbon slide Abrasion detecting threshold line is as X-axis, and coordinate, as Y-axis, is set up in pantograph carbon slide left side boundary line.Wear away location positioning required precision according to above-mentioned coordinate and pantograph carbon slide, abrasion band is divided into N number of abraded area, the X-axis coordinate respectively X of N number of abraded area left border1、X2、X3…XN, for instance, N abraded area correspondence ranges for XNTo XN+1.With each abraded area left border for benchmark laying optical fiber, N wears away the corresponding N optical fiber group in district, comprises P root optical fiber in each optical fiber group.Require M (M ∈ (1,2,3 ... N)) optical fiber group Q (Q ∈ (1,2,3 ... P)) fiber deployment is below M-1 optical fiber group Q optical fiber, and same optical fiber group internal optical fiber interval is equal, and each optical fiber group internal optical fiber interval is all equal.
Light source [1] sends light beam, light beam respectively enters optical fiber type abrasion sensor [2] by circulator [3], the other end that light beam wears away sensor [2] at optical fiber type is reflected into circulator [3] by light echo body [10], enter photoelectrical coupler [5] by circulator [3] and produce the corresponding signal of telecommunication, when pantograph wears up to M abraded area (M ∈ (1, 2, 3 ... N)) during Q position, Q (Q ∈ (1 in M optical fiber group corresponding in optical fiber type abrasion sensor [3], 2, 3 ... P)) optical fiber ruptures, and (optical fiber type wears away Q (Q ∈ (1 in M optical fiber group corresponding in sensor [3], 2, 3 ... P)) optical fiber is (XMQ) optical fiber), corresponding light path is unglazed to be passed through, and connected photoelectrical coupler [5] output signal produces change, record change amount signal by pantograph signal processing unit [6], obtain abrasion position and the abrasion loss of pantograph carbon slide [1].
Light echo body [10] grinds to form plane for optical fiber type is worn away one end of optical fiber in sensor [2], plays reflected light effect.
[1], optical fiber type wears away sensor [2], circulator [3], light source [4], photoelectrical coupler [5], signal processing unit [6], M-1 optical fiber group [7], M light group [8], M+1 optical fiber group [9], light echo body [10].
Light source [1] selects infrared band LED or visible light wave range LED.
Optical fiber abrasion sensor [2] comprises optical fiber radical, fibre diameter and each optical fiber and pastes spacing foundation accuracy of detection requirement and set.Optical fiber type wears away sensor [2] for lying side-by-side at suprabasil high-temperature resistant optical fiber band, its choice of the substrates composite, macromolecule flexible material.Fibre diameter and each optical fiber in high-temperature resistant optical fiber band are pasted spacing and are determined the precision of optical fiber type pantograph carbon slide [1] abrasion Real-time and On-line, and it is more high that the more little then measuring accuracy of spacing pasted by high-temperature resistant optical fiber diameter optical fiber more thin, each.
Optical fiber abrasion sensor [2] can operate with the different occasion such as high ferro, motor-car, subway, and its concrete size also can use the size of carbon slipper to set according to different occasions.
The signal of telecommunication is demodulated processing by the signal processing unit [6] being connected with photoelectrical coupler [5], obtains abrasion loss and the abraded area of pantograph carbon slide.
Embodiment 2:
As shown in Figure 2, can pass through to paste or bury in both sides optical fiber type abrasion sensor [2] in pantograph carbon slide [1] eroded area both sides and increase pantograph carbon slide [1] abraded area fiber deployment quantity, this laying mode can make pantograph carbon slide abrasion [1] area fiber laying quantity double, and then improves measuring accuracy.The optical fiber type pantograph carbon slide of the present embodiment wears away online subregion real-time detecting system, including pantograph carbon slide [1], optical fiber type abrasion sensor [2], circulator [3], light source [4], photoelectrical coupler [5], signal processing unit [6], M-1 optical fiber group [7], M light group [8], M+1 optical fiber group [9], light echo body [10].
First optical fiber type abrasion sensor [2] is pasted onto pantograph carbon slide [1] outside or is embedded in outside pantograph carbon slide internal.It is as follows that optical fiber type abrasion sensor [2] lays mode, using the intersection point in pantograph carbon slide Abrasion detecting threshold line and pantograph carbon slide left side boundary line as zero, pantograph carbon slide Abrasion detecting threshold line is as X-axis, and coordinate, as Y-axis, is set up in pantograph carbon slide left side boundary line.Wear away location positioning required precision according to above-mentioned coordinate and pantograph carbon slide, abrasion band is divided into N number of abraded area, the X-axis coordinate respectively X of N number of abraded area left border1、X2、X3…XN, for instance, N abraded area correspondence ranges for XNTo XN+1.With each abraded area left border for benchmark laying optical fiber, N wears away the corresponding N optical fiber group in district, comprises P root optical fiber in each optical fiber group.Requiring that M (M ∈ (1,2,3 ... N)) optical fiber group Q (Q ∈ (1,2,3 ... P)) fiber deployment is below M-1 optical fiber group Q optical fiber, each optical fiber group internal optical fiber interval is all equal.
Second optical fiber type abrasion sensor [2] is pasted onto pantograph carbon slide [1] inner side or is embedded in pantograph carbon slide inboard inner.It is similar with first optical fiber type abrasion sensor [2] that it lays mode, is distinctive in that inside region border and exterior lateral area border are laid staggeredly, it is impossible to overlap to increase region quantity, improves positioning precision.
Light source [1] sends light beam, light beam respectively enters optical fiber type abrasion sensor [2] by circulator [3], the other end that light beam wears away sensor [2] at optical fiber type is reflected into circulator [3] by light echo body [10], enter photoelectrical coupler [5] by circulator [3] and produce the corresponding signal of telecommunication, when pantograph wears up to M abraded area (M ∈ (1, 2, 3 ... N)) during Q position, Q (Q ∈ (1 in M optical fiber group corresponding in optical fiber type abrasion sensor [3], 2, 3 ... P)) optical fiber ruptures, and (optical fiber type wears away Q (Q ∈ (1 in M optical fiber group corresponding in sensor [3], 2, 3 ... P)) optical fiber is (XMQ) optical fiber), corresponding light path is unglazed to be passed through, and connected photoelectrical coupler [5] output signal produces change, record change amount signal by pantograph signal processing unit [6], obtain abrasion position and the abrasion loss of pantograph carbon slide [1].
Light echo body [10] grinds to form plane for optical fiber type is worn away one end of optical fiber in sensor [2], plays reflected light effect.
Light source [1] selects infrared band LED or visible light wave range LED.
Optical fiber abrasion sensor [2] comprises optical fiber radical, fibre diameter and each optical fiber and pastes spacing foundation accuracy of detection requirement and set.Optical fiber type wears away sensor [2] for lying side-by-side at suprabasil high-temperature resistant optical fiber band, its choice of the substrates composite, macromolecule flexible material.Fibre diameter and each optical fiber in high-temperature resistant optical fiber band are pasted spacing and are determined the precision of optical fiber type pantograph carbon slide [1] abrasion Real-time and On-line, and it is more high that the more little then measuring accuracy of spacing pasted by high-temperature resistant optical fiber diameter optical fiber more thin, each.
Optical fiber abrasion sensor [2] can operate with the different occasion such as high ferro, motor-car, subway, and its concrete size also can use the size of carbon slipper to set according to different occasions.
Optical fiber type wears away sensor [2] without electromagnetic element or other conductive materials, therefore can strong electromagnetic high pressure resistant, anti-；Optical fiber type abrasion sensor [2] is constituted for silicon material, environmental corrosion resisting, it is simple to On-line sampling system.
The signal of telecommunication is demodulated processing by the signal processing unit [6] being connected with photoelectrical coupler [5], obtains abrasion loss and the abraded area of pantograph carbon slide.
Scope is not only limited to the present embodiment, and the present embodiment is used for explaining the present invention, and all changes with the present invention when same principle and design or amendment are all within protection domain disclosed by the invention.
Claims (5)
1. optical fiber type pantograph carbon slide wears away online subregion real-time detecting system, it is characterised in that: include pantograph carbon slide [1], optical fiber type abrasion sensor [2], circulator [3], light source [4], photoelectrical coupler [5], signal processing unit [6], M-1 optical fiber group [7], M optical fiber group [8], M+1 optical fiber group [9] and light echo body [10]；Optical fiber type abrasion sensor [2] is pasted onto pantograph carbon slide [1] outside or is embedded in pantograph carbon slide [1] inside, utilize the logical optical property of optical fiber and the installation position of optical fiber that abrasion band is divided into N number of abraded area, when abrasion produce, cause the optical fiber breakdown of corresponding abraded area, the logical impaired disappearance of optical property, by the statistical analysis to different abraded area inner fiber break-make situation, provide wearing valve and the abraded area of pantograph carbon slide [1]；
Optical fiber type abrasion sensor [2] is pasted onto pantograph carbon slide [1] outside or is embedded in pantograph carbon slide [1] inside；It is as follows that optical fiber type abrasion sensor [2] lays mode, using the intersection point in pantograph carbon slide Abrasion detecting threshold line and pantograph carbon slide left side boundary line as zero, pantograph carbon slide Abrasion detecting threshold line is as X-axis, and coordinate, as Y-axis, is set up in pantograph carbon slide left side boundary line；Wear away location positioning required precision according to above-mentioned coordinate and pantograph carbon slide, abrasion band is divided into N number of abraded area, the X-axis coordinate respectively X of N number of abraded area left border1、X2、X3…XN, N abraded area correspondence ranges for XNTo XN+1；With each abraded area left border for benchmark laying optical fiber, N wears away the corresponding N optical fiber group in district, comprises P root optical fiber in each optical fiber group；Require M (M ∈ (2,3 ... N)) optical fiber group Q (Q ∈ (1,2,3 ... P)) fiber deployment is below M-1 optical fiber group Q optical fiber, same optical fiber group internal optical fiber interval is equal, and each optical fiber group internal optical fiber interval is all equal；
Light source [1] sends light beam, light beam enters optical fiber type abrasion sensor [2] by circulator [3], the other end that light beam wears away sensor [2] at optical fiber type is reflected into circulator [3] by light echo body [10], enter photoelectrical coupler [5] by circulator [3] and produce the corresponding signal of telecommunication, when pantograph wears up to M abraded area (M ∈ (1, 2, 3 ... N)) during Q position, Q (Q ∈ (1 in M optical fiber group corresponding in optical fiber type abrasion sensor [3], 2, 3 ... P)) optical fiber ruptures, corresponding light path is unglazed to be passed through, connected photoelectrical coupler [5] output signal produces change, change amount signal is recorded by pantograph signal processing unit [6], obtain abrasion position and the abrasion loss of pantograph carbon slide [1].
2. optical fiber type pantograph carbon slide according to claim 1 wears away online subregion real-time detecting system, it is characterised in that: the optical fiber radical of optical fiber abrasion sensor [2], fibre diameter and each optical fiber are pasted spacing and are required according to accuracy of detection and set；Optical fiber type wears away sensor [2] for lying side-by-side at suprabasil high-temperature resistant optical fiber band, its choice of the substrates composite；Fibre diameter and each optical fiber in high-temperature resistant optical fiber band are pasted spacing and are determined the precision of optical fiber type pantograph carbon slide [1] abrasion Real-time and On-line, and it is more high that the more little then measuring accuracy of spacing pasted by high-temperature resistant optical fiber diameter optical fiber more thin, each；
Optical fiber type abrasion sensor [2] is without electromagnetic element；Optical fiber type abrasion sensor [2] is constituted for silicon material, environmental corrosion resisting, it is simple to On-line sampling system.
3. optical fiber type pantograph carbon slide according to claim 2 wears away online subregion real-time detecting system, it is characterized in that: increase pantograph carbon slide [1] abraded area fiber deployment quantity by pasting in pantograph carbon slide [1] eroded area both sides or burying optical fiber type abrasion sensor [2] in both sides, described laying mode can make pantograph carbon slide abrasion [1] area fiber laying quantity double, and then improves measuring accuracy.
4. optical fiber type pantograph carbon slide according to claim 3 wears away online subregion real-time detecting system, it is characterised in that: light echo body [10] grinds to form plane for optical fiber type is worn away one end of optical fiber in sensor [2], plays reflected light effect；
Light source [1] selects infrared band LED or visible light wave range LED；
The signal of telecommunication is demodulated processing by the signal processing unit [6] being connected with photoelectrical coupler [5], obtains abrasion loss and the abraded area of pantograph carbon slide.
5. optical fiber type pantograph carbon slide according to claim 2 wears away online subregion real-time detecting system, it is characterised in that: light echo body [10] grinds to form plane for optical fiber type is worn away one end of optical fiber in sensor [2], plays reflected light effect；
Light source [1] selects infrared band LED or visible light wave range LED；
The signal of telecommunication is demodulated processing by the signal processing unit [6] being connected with photoelectrical coupler [5], obtains abrasion loss and the abraded area of pantograph carbon slide.
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| DE102014211798A1 (en) * | 2014-06-19 | 2015-12-24 | Eddelbüttel & Schneider GmbH | Hose with integrated system for the detection of damages |
| CN111142045A (en) * | 2018-10-16 | 2020-05-12 | 中车大同电力机车有限公司 | Pantograph, monitoring equipment and method for pantograph with optical fibers |
| CN109813232B (en) * | 2019-01-25 | 2020-07-10 | 武汉理工大学 | Sliding bearing abrasion loss measuring method based on fiber bragg grating length |
| CN112733976B (en) * | 2020-12-18 | 2023-05-09 | 攀枝花容则钒钛有限公司 | Pantograph carbon slide plate abrasion detection system |
| CN113670881A (en) * | 2021-08-31 | 2021-11-19 | 河北地质大学 | Loss detection system of pantograph carbon slide plate |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102739311A (en) * | 2012-06-21 | 2012-10-17 | 太原理工大学 | Chaotic visible laser-based optical fiber fault positioning device and positioning method thereof |
| CN202501868U (en) * | 2012-02-21 | 2012-10-24 | 敬文平 | On-line detection system for fiber grating railway contact network |
-
2013
- 2013-10-17 CN CN201310486108.1A patent/CN103528517B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202501868U (en) * | 2012-02-21 | 2012-10-24 | 敬文平 | On-line detection system for fiber grating railway contact network |
| CN102739311A (en) * | 2012-06-21 | 2012-10-17 | 太原理工大学 | Chaotic visible laser-based optical fiber fault positioning device and positioning method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 新型滑板磨耗检测及自动降弓装置;任世光;《铁道运营技术》;20001031;第139页至第147页 * |
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