CN206258203U - Slope Sliding monitoring system based on distributed optical fiber stress measurement - Google Patents
Slope Sliding monitoring system based on distributed optical fiber stress measurement Download PDFInfo
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- CN206258203U CN206258203U CN201621183017.6U CN201621183017U CN206258203U CN 206258203 U CN206258203 U CN 206258203U CN 201621183017 U CN201621183017 U CN 201621183017U CN 206258203 U CN206258203 U CN 206258203U
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Abstract
A kind of Slope Sliding monitoring system based on distributed optical fiber stress measurement, including distribution type fiber-optic Detection location instrument, user terminal, data center, monitoring management terminal, the existing communications optical cable of railway, stress mornitoring optical cable；Described distribution type fiber-optic Detection location instrument, in placement communications equipment room along the railway, the described existing railway communications optical cable of connection Along Railway laying and the stress mornitoring optical cable installed in side slope, safe condition to Along Railway side slope carries out monitor in real time and protection, the existing communications optical cable of stress mornitoring optical cable continued access to Along Railway；Described distribution type fiber-optic carries out real-time monitoring to the strain variation of stress detection light cable, and described monitoring management terminal, data center and user terminal are connected by communication link.
Description
Technical field
The utility model be related to Along Railway Slope Sliding monitor, it is particularly a kind of based on distributed optical fiber stress measurement
Slope Sliding monitoring technology.
Background technology
High-speed railway is national economy main artery and the popular vehicles, is national key public infrastructure, is complete
Face supports the basic guarantee of " integration of regional economics ", the Belt and Road, " manufacturing power " and go-global strategy, and China is passed through
Ji social development, the people's livelihood improve and national security plays irreplaceable supporting role of overall importance.With railway " fast, close, heavy "
Fast development, safety of railway traffic risk is being continued to increase.The communication optical cable that Along Railway lays carries railway transportation and refers to
Task is waved, the particularly important infrastructure of safe train operation is to ensure that.
The safety protection technique of conventional Along Railway side slope has active network, passive net protection Slope Sliding, sliding etc., is
A kind of passive preventive means, it is impossible to which warning function is provided.Main monitoring means has GPS displacement monitorings technology, video monitoring
Deng, it is higher to site environment requirement, easily influenceed by factors such as external environments, it is difficult to carry out remote control, be not suitable on a large scale
Lay and use.
Fitted for current rail safety monitoring technology means and the unitary function of equipment presence, limited coverage area, environment
Answering property is poor, cost is high, information island general character bottleneck problem, with the detection of advanced distribution type fiber-optic and location technology as core, opens
Open up using the inherent sensing function of the existing communications optical cable of railway.System can be realized to Along Railway upward slope in tunnel and Slope Sliding
Real-time monitoring etc. event, it is accurately positioned, quickly recognizes and alarm, so as to ensure railway signal, communication, power, especially train
Operation safety, to ensuring that safety of railway traffic tool is of great significance.
Utility model content
The purpose of this utility model is to propose that a kind of Slope Sliding based on distributed optical fiber stress measurement monitors system
System, overcomes trunk railway long, and railway surroundings are complicated, and particularly Along Railway side slope is more, and prior art can not realize big model
Enclose, it is difficult to be monitored ground to Along Railway ground side slope safe condition in real time.There is provided a kind of based on distributed optical fiber stress survey
The Slope Sliding monitoring technology of amount.Using the detection of advanced distribution type fiber-optic and location technology, real-time monitoring is laid in railway edge
The STRESS VARIATION of the stress monitoring optical cable in line side slope, realizes carrying out the safe condition of Along Railway side slope comprehensive real-time
Monitoring and early warning, there is provided the data and change curve of stress suffered by side slope stress mornitoring optical cable, by the side slope for setting up networking
Safe safety pre-warning system, ensures the accuracy and reliability of China railways train operation monitoring data.
Technical solution of the present utility model is as follows：A kind of Slope Sliding monitoring based on distributed optical fiber stress measurement
System, it is characterised in that including distribution type fiber-optic Detection location instrument, user terminal, data center, monitoring management terminal, railway both
There are communications optical cable, stress mornitoring optical cable；
Described distribution type fiber-optic Detection location instrument, in placement communications equipment room along the railway, connection Along Railway paving
If described existing railway communications optical cable and in side slope mount stress detection optical cable, to the safe condition of Along Railway side slope
Carry out monitor in real time and protection, the existing communications optical cable of stress mornitoring optical cable continued access to Along Railway；Described distribution type fiber-optic
Strain variation to stress detection light cable carries out real-time monitoring, and described monitoring management terminal, data are connected by communication link
Center and user terminal.
Described distribution type fiber-optic Detection location instrument includes distributed optical fiber vibration and the strain of Rayleigh or Brillouin scattering
Sensor, detecting instrument, pattern recognition unit, stress mornitoring optical cable are laid in side slope, and sliding, stress mornitoring light occurs in side slope
Cable is tensioned, stress increase suffered by stress mornitoring optical cable；STRESS VARIATION suffered by stress mornitoring optical cable is given by brillouin scattering signal,
And by pattern recognition unit signal transacting, obtain the letters such as optical cable suffered stress, STRESS VARIATION in real time, STRESS VARIATION position
Breath, that is, obtain stress, STRESS VARIATION, STRESS VARIATION position suffered by the side slope upper stress detection optical cable of certain space or time interval
Etc. information；In communications equipment room connection along the existing railway communications optical cable described in railway laying；Distribution type fiber-optic Detection location instrument
After carrying out comprehensive analysis processing to stress detection light cable stress information, the judgement of the safe shape of side slope is formed, forms early warning information,
And by these early warning information by communication links to described data center, monitoring information is sent to difference by data center
User terminal described in authority.
Described distribution type fiber-optic Detection location instrument, monitoring management terminal, user terminal, auxiliary monitoring system is by communication
Link connection, data center stores to early warning information, integrates, according to the authority of each user terminal, by communication link pre-
Alert information is assigned to each user terminal, railway operator on duty is reminded, while all of monitoring information is uploaded into monitoring management
Terminal.
Sensed using the existing communications optical cable of railway, the most of optical cable outside de-stress detection optical cable is not required to again
Laying optical cable, greatlys save time and construction cost of the systematic difference to Along Railway.
It is provided with auxiliary monitoring system, described auxiliary monitoring system is connected with communication link and auxiliary monitoring system can be with
By camera, the method such as radar realizes local key area video monitoring.
Described communication link is railway private network, and uniformly 2-30cm depths are embedded in the side slope of whole piece stress mornitoring optical fiber
Degree；Security, the reliability of information transfer can be ensured.
It is provided with data center and distribution type fiber-optic Detection location instrument, user terminal, prison is connected by the existing communications optical cable of railway
Control management terminal,；Described data center includes server, center monitors display device etc.；Distribution type fiber-optic can be detected
The information that position indicator is uploaded carries out logic management, and according to the authority of each terminal, is sent out to user terminal and monitoring management terminal
Send corresponding early warning information.
Described distribution type fiber-optic Detection location instrument, in placement communications equipment room along the railway, connection Along Railway paving
If described existing railway communications optical cable and in side slope install stress mornitoring optical cable, to the safe shape of Along Railway side slope
State carries out monitor in real time and protection；Described distribution type fiber-optic Detection location instrument is acquired by the signal for detecting, changes
After the treatment such as calculation, real-time monitoring can be carried out to the strain variation of stress detection light cable, and be reported by communication link described
Data center and user terminal.
Described data center and distribution type fiber-optic Detection location instrument, monitoring management terminal, user terminal, auxiliary monitoring system
System is connected by communication link, and data center stores to early warning information, is integrated, according to the authority of each user terminal, by logical
Early warning information is assigned to each user terminal by letter link, reminds railway operator on duty, while all of monitoring information is uploaded
To monitoring management terminal；
This technology method is sensed using the existing communications optical cable of railway, is not required to lay optical cable again, is greatlyd save
Time and construction cost on systematic difference to Along Railway.
Described stress mornitoring optical cable continued access is answered to the existing communications optical cable of Along Railway by stress detection light cable
Become monitoring to monitor the safe condition of side slope.
Described communication link is railway private network, can ensure security, the reliability of information transfer.
Described data center includes server, center monitors display device etc.；Can be by distribution type fiber-optic Detection location
The information that instrument is uploaded carries out logic management, and according to the authority of each terminal, phase is sent to user terminal and monitoring management terminal
The early warning information answered.
The beneficial effects of the utility model：
1st, the utility model uses Distributed Optical Fiber Sensing Techniques, with both it is wired it is seamless merge, distance, cover model
Big, distributed monitoring is enclosed, without leak source.
2nd, the utility model is based on distribution type fiber-optic and passes principle, and strong with anti-electromagnetic interference capability, Noninvasive is highly sensitive
Degree；Corrosion-resistant, explosion-proof, light path has flexibility, the advantage such as is easy to be connected with fibre system.
3rd, monitoring system is based on the sensing technology of optical fiber, is powered without scene, and security, reliability are high, anti-lightning, maintenance
Low cost.
4th, communication link used by system is railway private network, can ensure security, the reliability of information transfer.Have simultaneously
Autgmentability is strong, networking, it is intelligent the advantages of.
5th, using existing railway communications optical cable, it is not necessary to lay optical cable again, time cost and construction cost are reduced.
6th, distance sensing is long, distributed measurement, and just conjunction trunk railway is long, easily by security threat, needs badly and completely supervises over long distances
The characteristics of survey.
Brief description of the drawings
Fig. 1 is the structured flowchart of the Slope Sliding monitoring technology that the utility model is based on distributed optical fiber stress measurement
Specific embodiment
With reference to embodiment and accompanying drawing, the utility model is described in further detail, but should not limit the utility model with this
Protection domain.
Fig. 1 is refer to first, and Fig. 1 is the Slope Sliding monitoring technology that the utility model is based on distributed optical fiber stress measurement
Structured flowchart.As seen from Figure 1, the utility model is based on Distributed Optical Fiber Sensing Techniques, it is characterised in that its composition includes distribution
Formula fiber-optic probe position indicator, data center, user terminal, monitoring management terminal, the existing communications optical cable of railway, stress mornitoring optical cable
And auxiliary monitoring system；
Described distribution type fiber-optic Detection location instrument includes distributed optical fiber vibration and the strain of Rayleigh or Brillouin scattering
Sensor, detecting instrument, pattern recognition unit, stress mornitoring optical cable are laid in side slope, and sliding occurs in side slope, and optical cable is tensioned,
Stress increase suffered by optical cable；Stress is given by brillouin scattering signal suffered by optical cable, and by pattern recognition unit signal at
Reason, obtains the information such as optical cable suffered stress, STRESS VARIATION in real time, STRESS VARIATION position, and distribution type fiber-optic Detection location instrument is to light
After cable stress information carries out comprehensive analysis processing, the judgement of the safe shape of side slope is formed, form early warning information, and by these early warning
Monitoring information is sent to the use described in different rights by communication links to described data center, data center for information
Family terminal, and the linkage for passing through acousto-optic, remind railway operator on duty.
Described distribution type fiber-optic Detection location instrument, in placement communications equipment room along the railway, connection Along Railway paving
If described existing railway communications optical cable and in side slope install stress mornitoring optical cable, to the safe shape of Along Railway side slope
State carries out monitor in real time and protection；Described distribution type fiber-optic Detection location instrument is acquired by the signal for detecting, changes
After the treatment such as calculation, real-time monitoring can be carried out to the strain variation of stress detection light cable, and be reported by communication link described
Data center and user terminal.
Described data center and distribution type fiber-optic Detection location instrument, monitoring management terminal, user terminal, auxiliary monitoring system
System is connected by communication link, and data center stores to early warning information, is integrated, according to the authority of each user terminal, by logical
Early warning information is assigned to each user terminal by letter link, reminds railway operator on duty.
Described auxiliary monitoring system is connected with communication link and auxiliary monitoring system can be by camera, radar etc.
Method, realizes local key area video monitoring.
Above technical scheme can realize a kind of Slope Sliding method for real-time monitoring based on distributed optical fiber stress monitoring.
Although describe in detail the utility model with reference to above-mentioned specific embodiment, it should be appreciated that the utility model is not limited to institute
Disclosed embodiment and embodiment, for this professional domain technical staff, can carry out various changing to its form and details
Become.Should be understood that and the foregoing is only instantiation of the present utility model, be not limited to the utility model,
All any modification, equivalent substitution and improvements done within spirit of the present utility model and principle etc., should be included in this practicality
Within new protection domain.
Claims (3)
1. it is a kind of based on distributed optical fiber stress measurement Slope Sliding monitoring system, it is characterised in that including distribution type fiber-optic visit
Survey position indicator, user terminal, data center, monitoring management terminal, the existing communications optical cable of railway, stress mornitoring optical cable；
Described distribution type fiber-optic Detection location instrument, in placement communications equipment room along the railway, connection Along Railway laying
Described existing railway communications optical cable and the mount stress detection optical cable in side slope, the safe condition to Along Railway side slope are carried out
Monitor in real time and protection, the existing communications optical cable of stress mornitoring optical cable continued access to Along Railway；Described distribution type fiber-optic correspondence
The strain variation of power detection optical cable carries out real-time monitoring, and described monitoring management terminal, data center is connected by communication link
And user terminal.
2. it is according to claim 1 based on distributed optical fiber stress measurement Slope Sliding monitoring system, it is characterised in that
Auxiliary monitoring system is provided with, described auxiliary monitoring system is camera, and radar is arranged in local key area.
3. it is according to claim 1 based on distributed optical fiber stress measurement Slope Sliding monitoring system, it is characterised in that
Described communication link is railway private network, and uniformly 2-30cm depth is embedded in the side slope of whole piece stress mornitoring optical fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621183017.6U CN206258203U (en) | 2016-11-03 | 2016-11-03 | Slope Sliding monitoring system based on distributed optical fiber stress measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621183017.6U CN206258203U (en) | 2016-11-03 | 2016-11-03 | Slope Sliding monitoring system based on distributed optical fiber stress measurement |
Publications (1)
| Publication Number | Publication Date |
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| CN206258203U true CN206258203U (en) | 2017-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621183017.6U Active CN206258203U (en) | 2016-11-03 | 2016-11-03 | Slope Sliding monitoring system based on distributed optical fiber stress measurement |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109613005A (en) * | 2018-12-20 | 2019-04-12 | 武汉隽龙科技股份有限公司 | Damage detecting method based on OFDR |
| CN112697997A (en) * | 2020-12-09 | 2021-04-23 | 南京大学 | Slope state inversion method based on distributed optical fiber strain sensing |
-
2016
- 2016-11-03 CN CN201621183017.6U patent/CN206258203U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109613005A (en) * | 2018-12-20 | 2019-04-12 | 武汉隽龙科技股份有限公司 | Damage detecting method based on OFDR |
| CN112697997A (en) * | 2020-12-09 | 2021-04-23 | 南京大学 | Slope state inversion method based on distributed optical fiber strain sensing |
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Address after: 210007 Shuanglong Science and Technology Industrial Park, No. 1 Shuanglong Street, Qinhuai District, Nanjing City, Jiangsu Province, 2nd Floor, 3rd Floor Patentee after: Nanjing Paiguang Intelligence Perception Information Technology Co., Ltd. Address before: 210007 Shuanglong Science and Technology Industrial Park, No. 1 Shuanglong Street, Qinhuai District, Nanjing City, Jiangsu Province, 2nd Floor, 3rd Floor Patentee before: Optical information Technology Co., Ltd. is sent in Nanjing |