CN108005725A - A kind of structural healthy monitoring system for Shield Tunnel in Soft Soil - Google Patents
A kind of structural healthy monitoring system for Shield Tunnel in Soft Soil Download PDFInfo
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- CN108005725A CN108005725A CN201711495199.XA CN201711495199A CN108005725A CN 108005725 A CN108005725 A CN 108005725A CN 201711495199 A CN201711495199 A CN 201711495199A CN 108005725 A CN108005725 A CN 108005725A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 105
- 239000002689 soil Substances 0.000 title claims abstract description 94
- 239000000835 fiber Substances 0.000 claims abstract description 57
- 230000036541 health Effects 0.000 claims abstract description 34
- 230000003287 optical effect Effects 0.000 claims abstract description 30
- 239000013307 optical fiber Substances 0.000 claims abstract description 23
- 238000010276 construction Methods 0.000 claims abstract description 15
- 238000012423 maintenance Methods 0.000 claims abstract description 15
- 238000012546 transfer Methods 0.000 claims abstract description 11
- 238000004891 communication Methods 0.000 claims abstract description 4
- 238000011156 evaluation Methods 0.000 claims description 20
- 238000013461 design Methods 0.000 claims description 12
- 201000010099 disease Diseases 0.000 claims description 11
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 11
- 238000004458 analytical method Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 230000003862 health status Effects 0.000 claims description 8
- 230000007547 defect Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 claims description 3
- 238000011835 investigation Methods 0.000 claims description 3
- 230000036244 malformation Effects 0.000 claims description 3
- 238000013139 quantization Methods 0.000 claims description 3
- 230000003595 spectral effect Effects 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 238000004856 soil analysis Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 7
- 230000007774 longterm Effects 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 238000012806 monitoring device Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000253 optical time-domain reflectometry Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The present invention provides a kind of structural healthy monitoring system for Shield Tunnel in Soft Soil,The characteristics of for Shield Tunnel in Soft Soil structure,Carry out the monitoring in the range of tunnel all fronts,Meet the health monitoring demand of its construction and maintenance,It includes the data acquisition subsystem of communication connection,Monitoring data transfer network sub system,Central database subsystem,Tunnel structure health evaluating subsystem,Tunnel BIM model information subsystems,Data acquisition subsystem includes the strain fibre optical sensor and optical fiber temperature sensor being arranged in Shield Tunnel in Soft Soil,Optical fiber temperature sensor is arranged along the length direction of Shield Tunnel in Soft Soil,The longitudinal strain profile fiber and the hoop strain profile fiber circumferentially along Shield Tunnel in Soft Soil that the length direction along Shield Tunnel in Soft Soil that strain fibre optical sensor includes being connected is arranged,Hoop strain profile fiber is arranged on the seam crossing of two adjacent tunnel duct pieces,The monitoring data of Shield Tunnel in Soft Soil are obtained for gathering.
Description
Technical field
The present invention relates to tunneling technique field, is specially a kind of structural healthy monitoring system for Shield Tunnel in Soft Soil.
Background technology
Under the double action of long-term natural environment and use environment, established tunnel can go out to some extent with using
The diseases such as existing Lining Crack, deformation and percolating water.Due to the shadow of the factors such as structural cracks generation, corrosive groundwater leakage
Ring, it will cause the disease of a variety of durability deficiencies such as tunnel lining reinforcing steel bar corrosion and structural concrete corrosion to produce, serious shadow
The performance in tunnel has been rung, has caused not up to structure design of tunnel base period and is badly in need of overhaul, not only waste substantial contribution, but also
Influence the normal use in tunnel.Therefore the application technology for monitoring and conserving to Metro Tunnel carries out research and is not only extremely must
Want, and there is an urgent need to.Become the new direction of Tunnel Engineering development for the automatic monitoring system of tunnel structure health, can
Long-term safety monitoring and early warning are played the role of with the configuration state of Dui Sui Peng, acquisition is accurate, prison infuses data and also helps in real time
In the correct structure operation maintenance strategy of formulation.
Shield Tunnel in Soft Soil is built under earth's surface in the range of 30m-40m mostly, and level of ground water height, soft soil, be mostly
The Quaternary Period alluvium, the sandy soil of siltation, the tunnel in the weak soil that stickiness applies, mud is formed, it is unified usually by pattern
Pipe sheet assembling forms, and sedimentation and differential settlement of the Shield Tunnel in Soft Soil in long-term operation are quite big, and many tunnel construction sections sink
Drop and differential settlement are developing always, and longitudinal inhomogeneous deformation that excessive differential settlement is brought causes tunnel duct piece seam
Deformation increase, structure, joint waterproofing to tunnel constitute a threat to, it is therefore desirable to carry out a wide range of monitoring of tunnel all fronts.
The patent of invention of Publication No. CN104864913A discloses a kind of distributed highway bridge tunnel structure health prison
Examining system, the invention use three-level distributed data processing framework, reduce system entirety resource consumption, improve alarm effect
Rate.But the invention is mainly used for vcehicular tunnel, since which employs traditional point sensor, it is contemplated that cost factor, can only
It is arranged on some important structures (such as bridge tower, girder);But Shield Tunnel in Soft Soil is all by the unified pipe of pattern
Piece is assembled, and such special structure is not present, it is therefore desirable to carries out a wide range of monitoring of all fronts.So traditional point type
The architectural feature that monitoring technology can not be directed to Shield Tunnel in Soft Soil effectively monitors its health status.
The patent of invention of Publication No. CN105411177A provides a kind of shield tunnel monitoring structural health conditions and safety
Early warning system, it discloses a kind of shield tunnel monitoring structural health conditions and safety pre-warning system, and the invention is towards shield method tunnel
Road long term structural demand for security, it is ensured that the stability used is with durability, it can be achieved that the structural health performance number of shield tunnel
According to long-time real-time automatic collecting, judge shield tunnel safe handling state simultaneously realize automatic safe alarm.But the hair
It is bright to be again based on traditional point sensor technology, therefore it is not particularly suited for the architectural feature of Shield Tunnel in Soft Soil.
The patent of invention of Publication No. CN106989685A provides a kind of duct pieces of shield tunnel based on distribution type fiber-optic
Overall deformation monitoring device and its monitoring method, the monitoring device include adhesive type distribution type fiber-optic, carbon fiber primer, connection light
Fine, conducting wire and Fiber Analysis instrument.A kind of strong operability of invention offer, cost are relatively low, and can realize that duct pieces of shield tunnel is whole
The automation of body deformation monitoring and intelligentized duct pieces of shield tunnel overall deformation monitoring device based on distribution type fiber-optic and its
Monitoring method.It is inaccurate to the deformation behaviour understanding of shield tunnel construction but the invention is the deformation to tunnel duct piece in itself
Really.In the deformation of shield tunnel, since the rigidity of tunnel duct piece in itself is significantly larger than the rigidity at segment joint, deformation is main
Concentrate on tunnel longitudinal direction and circumferential seam crossing.The deformation of invention monitoring section of jurisdiction in itself is the structure of improper Shield Tunnel in Soft Soil
Feature, therefore the data of its distributed sensing technical monitoring monitored in real time cannot embody the structure spy of Shield Tunnel in Soft Soil
Sign, lacks accuracy.
The content of the invention
For existing tunnel structural healthy monitoring system, or using point type monitoring technology, it is not suitable for weak soil shield tunnel
Road monitors;And the system for using distributed sensing technical monitoring, inaccuracy is recognized to the deformation behaviour of Shield Tunnel in Soft Soil structure
The data for the distributed sensing technical monitoring for causing to monitor cannot embody the technical problem of the architectural feature of Shield Tunnel in Soft Soil, this
Invention provides a kind of structural healthy monitoring system for Shield Tunnel in Soft Soil, the characteristics of for Shield Tunnel in Soft Soil structure, into
Monitoring in the range of row tunnel all fronts, meets the health monitoring demand of its construction and maintenance.
Its technical solution is such:A kind of structural healthy monitoring system for Shield Tunnel in Soft Soil, it includes communication
Data acquisition subsystem, monitoring data transfer network sub system, central database subsystem, the tunnel structure health evaluating of connection
Subsystem, tunnel BIM model information subsystems;It is characterized in that:
The data acquisition subsystem includes the strain fibre optical sensor being arranged in Shield Tunnel in Soft Soil and optical fiber temperature sensing
Device, the optical fiber temperature sensor arrange that the strain fibre optical sensor includes along the length direction of the Shield Tunnel in Soft Soil
Longitudinal strain profile fiber that the length direction along the Shield Tunnel in Soft Soil being connected is arranged and along the weak soil shield tunnel
The hoop strain profile fiber circumferentially in road, the hoop strain profile fiber are arranged on two adjacent tunneltrons
The seam crossing of piece, the monitoring data of Shield Tunnel in Soft Soil are obtained for gathering.
It is further characterized by:
The monitoring data transfer network sub system, for numeral will to be carried out from the monitoring data of the data acquisition subsystem
Change and handle and be conveyed to the central database subsystem;The central database subsystem, the monitoring is come from for receiving
The digitized detection data of data transmission network Network Subsystem, and monitoring data are filed, inquire about, store and are managed;Institute
Tunnel BIM model information subsystems are stated, for integrating Tunnel Design, construction and monitoring data to build Shield Tunnel in Soft Soil BIM
Model, realizes the visualized management of tunnel life cycle engineering data;The tunnel structure health evaluating subsystem has soft
Native shield tunnel health evaluating system, according to the monitoring data of central database subsystem to Shield Tunnel in Soft Soil configuration state into
Row assessment, and the safety and behaviour in service of Shield Tunnel in Soft Soil structure are assessed and automatic alarm;
Further, it further includes user interface subsystem, for user's control to be shown and received to user by Various types of data
With input, the user interface subsystem can be by calling data user's energy of central database and Integral safety evaluation subsystem
Query analysis is enough carried out by keyword, and can realize the integrated inquiry of Real-time Monitoring Data and field investigation data, disease number
According to fuzzy overall evaluation and based on evaluation result causes of disease analysis and maintenance counterproposal, automation generation maintainer workmanship
It is single.
Further, the optical fiber temperature sensor includes the optical fiber temperature for being used for the monitoring of Shield Tunnel in Soft Soil leakage states
Sensor and the optical fiber temperature sensor for Shield Tunnel in Soft Soil environmental monitoring, the strain fibre optical sensor include being used for
The strain fibre optical sensor of Shield Tunnel in Soft Soil structural deformation monitoring, the strain for Shield Tunnel in Soft Soil malformation seam monitoring
Fibre optical sensor, for Shield Tunnel in Soft Soil concrete surface crack monitoring strain fibre optical sensor and for weak soil shield
The strain fibre optical sensor of railway roadbed deformation monitoring in tunnel;
Further, the hoop strain profile fiber is arranged at interval of 12 ring tunnel duct pieces, the longitudinal strain is distributed light
Fibre interval tricyclic tunnel duct piece is fixed using fixture, and the use minimum of three fixture of hoop strain profile fiber described in each ring is consolidated
It is fixed, fixed between the longitudinal strain profile fiber and the hoop strain profile fiber using U-shaped line card.
Further, the monitoring data transfer network sub system will be adopted by spectral information Acquisition Instrument from the data
The monitoring data of subsystem are digitized processing, and pass through the Internet transmission to the central database subsystem.
Further, three-dimensional is included for building Tunnel Design, construction and the monitoring data of Shield Tunnel in Soft Soil BIM models
Geological information, document data, device attribute, space attribute data, monitoring data, the Shield Tunnel in Soft Soil BIM models are with three
Tie up graphics mode and show the appearance of Shield Tunnel in Soft Soil and annex, space division, layout of beam line, can be used in supporting soft
The performance evaluation of native shield tunnel.
Further, the tunnel structure health evaluating subsystem is established shield tunnel health assessment according to monitoring data and is referred to
Mark system, to establish shield tunnel health status fuzzy comprehensive evaluation method, by tunnel health status and tunnel defect, corresponding shield
Structure tunnel health assessment indicators, corresponding detection data are associated, by determining the quantization modulation and its weighing factor of each index,
The method for using fuzzy comprehensive evoluation between different layers again, finally obtains the tunnel health state evaluation knot represented with hundred-mark system
Fruit, so as to instruct the maintenance work in tunnel, and to the safety of tunnel structure and uses shape according to the comprehensive result identified
Condition is assessed and automatic alarm.
Further, tunnel defect is opened including tunnel circumferential direction seam, and tunnel longitudinal seam opens, section of jurisdiction faulting of slab ends, tunnel
Sedimentation.
The present invention is towards Shield Tunnel in Soft Soil long term structural demand for security, the strain fibre optical sensor of data acquisition subsystem
All significant subject structures in tunnel are covered with optical fiber temperature sensor, are passed by the use of fibre optical sensor as sensing element and signal
Defeated medium, using OTDR technique, detects the strain along optical fiber diverse location and the change of temperature, strain fibre optical sensor and
The arrangement that optical fiber temperature passes is suitable for the health monitoring of Shield Tunnel in Soft Soil, and strain fibre optical sensor is fixed using fixture
Arrangement be also more suitable for monitoring for segment joint, it can be achieved that the length of the structural health performance data of Shield Tunnel in Soft Soil
Time real-time automatic collecting, can determine that Shield Tunnel in Soft Soil safe handling state and realizes that automatic safe is alarmed;The present invention's
System is with the interoperability between each node computer on portable and tailorability, network and is easy to from the body for obtaining software in many ways
Architecture and modularized design, can a variety of Safety Monitoring Instruments of flexible combination, there is good autgmentability;Foundation is given birth to entirely from engineering
Life cycle angle is set out, and is established design, construction, monitoring and the data such as maintenance and is carried out unified digitized monitoring system, makes monitoring
Melt with maintenance management as an organic whole;Realize space querying and specialty analysis and explanation;Established and monitored by digitization system
Data, disease parameter, disease countermeasure are with the one-to-one relationship of tunnel structure health evaluating, so as to scientifically assess tunnel damage
Rule and influence degree, realize Shield Tunnel in Soft Soil science, timely and rational maintenance management, ensure tunnel safety operation.
Brief description of the drawings
Fig. 1 is a kind of system block diagram of structural healthy monitoring system for Shield Tunnel in Soft Soil of the present invention;
Fig. 2 is the signal of the step of the strain fibre optical sensor and optical fiber temperature sensor of the present invention in Shield Tunnel in Soft Soil
Figure;
Fig. 3 is the arrangement schematic diagram of the strain fibre optical sensor of the present invention.
Embodiment
See Fig. 1, Fig. 2, Fig. 3, a kind of structural healthy monitoring system for Shield Tunnel in Soft Soil of the invention, including communication
Data acquisition subsystem, monitoring data transfer network sub system, central database subsystem, the tunnel structure health evaluating of connection
Subsystem, tunnel BIM model information subsystems;
Data acquisition subsystem, data acquisition subsystem include 1 He of strain fibre optical sensor being arranged in Shield Tunnel in Soft Soil
Optical fiber temperature sensor 2, optical fiber temperature sensor 2 arrange that strain fibre optical sensor 2 is wrapped along the length direction of Shield Tunnel in Soft Soil
Include longitudinal strain profile fiber 11 that the length direction along Shield Tunnel in Soft Soil being connected arranges and along Shield Tunnel in Soft Soil
Hoop strain profile fiber 12 circumferentially, hoop strain profile fiber 12 are arranged on connecing for two adjacent tunnel duct pieces 3
At seam, at interval of 12 ring tunnel duct pieces 3 arrangement hoop strain profile fiber 12, longitudinal strain profile fiber 11 is spaced tricyclic tunnel
Road section of jurisdiction 3 is fixed using fixture 4, and three fixtures 4 of use of each ring hoop strain profile fiber 12 are fixed, longitudinal strain distribution
Fixed between optical fiber 11 and hoop strain profile fiber 12 using U-shaped line card 5, optical fiber temperature sensor includes being used for weak soil shield
The optical fiber temperature sensor for the treatment of technology for tunnel seepage status monitoring and the optical fiber temperature sensor for Shield Tunnel in Soft Soil environmental monitoring,
Straining fibre optical sensor includes the strain fibre optical sensor for Shield Tunnel in Soft Soil structural deformation monitoring, for weak soil shield tunnel
Strain fibre optical sensor, the strain optical fiber for the monitoring of Shield Tunnel in Soft Soil concrete surface crack of road malformation seam monitoring
Sensor and the strain fibre optical sensor for railway roadbed deformation monitoring in Shield Tunnel in Soft Soil, strain fibre optical sensor and temperature
Fibre optical sensor monitoring data are converted to light-wave information;
Monitoring data transfer network sub system, monitoring data transfer network sub system will come from number by spectral information Acquisition Instrument 6
Processing is digitized according to the monitoring data for being converted into light-wave information of acquisition subsystem, and passes through the Internet transmission to middle calculation
According to storehouse subsystem.
Central database subsystem, for receiving the digitized testing number from monitoring data transfer network sub system
According to, and monitoring data are filed, inquire about, store and are managed.
Tunnel structure health evaluating subsystem, Shield Tunnel in Soft Soil health assessment indicators system is established according to monitoring data,
To establish shield tunnel health status fuzzy comprehensive evaluation method, by tunnel health status and tunnel defect, corresponding shield tunnel
Health assessment indicators, corresponding detection data are associated, by determining the quantization modulation and its weighing factor of each index, different layers
Between use the method for fuzzy comprehensive evoluation again, finally obtain the tunnel health state evaluation that is represented with hundred-mark system as a result, so that
The maintenance work in tunnel is instructed, and the safety and behaviour in service of tunnel structure are commented according to the result of comprehensive identification
Estimate and automatic alarm, tunnel defect are opened including tunnel circumferential direction seam, tunnel longitudinal seam opens, section of jurisdiction faulting of slab ends, tunnel subsidence;
The real-time tunnel health state evaluation that tunnel structure health evaluating subsystem is generated according to monitoring data is as a result, different for tunnel
Safe condition, different active control measures are worked out, so as to instruct the maintenance work in tunnel.
Tunnel BIM model information subsystems, for integrating Tunnel Design, construction and monitoring data to build weak soil shield tunnel
Road BIM models, realize the visualized management of tunnel life cycle engineering data, for building Shield Tunnel in Soft Soil BIM models
Tunnel Design, construction and monitoring data include three-dimensional geometric information, document data, device attribute, space attribute data, monitoring
Data, Shield Tunnel in Soft Soil BIM models show the appearance of Shield Tunnel in Soft Soil and annex, space in a manner of 3-D graphic
Division, layout of beam line, can be used in supporting the performance evaluation of Shield Tunnel in Soft Soil, and especially large amount of complex specific to tunnel is set
Standby and pipeline, can be greatly improved operation management efficiency by three-dimensional visualization;Tunnel health monitoring is included largely on tunnel
The attribute data and document of structure safety, help operation management personnel to implement line service;The data that BIM models provide can
To support various performance evaluations, such as the analysis for tunnel health evaluating, help to assess and optimize the operation shape of facility
State;BIM technology is a kind of digitization instrument that management is built applied to engineering design, and Tunnel Design is integrated by parameter model,
Construction and monitoring data, so as to fulfill the visualized management of tunnel life cycle engineering data, run and tie up in shield tunnel
Shared and transmitted in the lifecycle process of shield, make engineers and technicians to the various relevant engineerings of tunnel health status
Information makes correct understanding and efficiently reply, and each side's construction bodies for design team and including building unit of operation carry
For the basis of collaborative work, production efficiency, cost-effective and shorten the construction period aspect and play a significant role is being improved;Tunnel BIM moulds
Type information subsystem, can effectively promote the Shield Tunnel in Soft Soil Design-Construction based on BIM-O&M integration, improve shield
The efficiency and quality of tunnel Life cycle, and by the way that the further of O&M big data information value is excavated, integrates and analyzed,
Improve the intelligent level in tunnel
User interface subsystem, for user's control and input, user interface to be shown and received to user by Various types of data
System can be by calling the data user of central database and Integral safety evaluation subsystem to be inquired about by keyword
Analysis, and can realize the integrated inquiry of Real-time Monitoring Data and field investigation data, the fuzzy overall evaluation of disease data and
Causes of disease analysis and maintenance counterproposal based on evaluation result, automation generation maintenance work work order.
Embodiment described above is merely to illustrate the technological thought and feature of the present invention, and its object is to make in wooden field
Technical staff can understand present disclosure and implement according to this, it is impossible to only with the present embodiment come limit the present invention patent model
Enclose, i.e., all equal changes or modification made according to disclosed spirit, still fall in the scope of the claims of the present invention.
Claims (9)
1. a kind of structural healthy monitoring system for Shield Tunnel in Soft Soil, it include the data acquisition subsystem of communication connection,
Monitoring data transfer network sub system, central database subsystem, tunnel structure health evaluating subsystem, tunnel BIM models letter
Cease subsystem;It is characterized in that:The data acquisition subsystem includes the strain Fibre Optical Sensor being arranged in Shield Tunnel in Soft Soil
Device and optical fiber temperature sensor, the optical fiber temperature sensor is arranged along the length direction of the Shield Tunnel in Soft Soil, described to answer
Become fibre optical sensor include be connected along the Shield Tunnel in Soft Soil length direction arrange longitudinal strain profile fiber and
Along the hoop strain profile fiber circumferentially of the Shield Tunnel in Soft Soil, the hoop strain profile fiber is arranged on adjacent
Two tunnel duct pieces seam crossing, for gather obtain Shield Tunnel in Soft Soil monitoring data.
A kind of 2. structural healthy monitoring system for Shield Tunnel in Soft Soil according to claim 1, it is characterised in that:Institute
Monitoring data transfer network sub system is stated, for the monitoring data from the data acquisition subsystem to be digitized processing
And it is conveyed to the central database subsystem;The central database subsystem, passes for receiving from the monitoring data
The digitized detection data of defeated network subsystem, and monitoring data are filed, inquire about, store and are managed;The tunnel
BIM model information subsystems, it is real for integrating Tunnel Design, construction and monitoring data to build Shield Tunnel in Soft Soil BIM models
The visualized management of existing tunnel life cycle engineering data;The tunnel structure health evaluating subsystem has weak soil shield tunnel
Road health evaluating system, assesses Shield Tunnel in Soft Soil configuration state according to the monitoring data of central database subsystem,
And the safety and behaviour in service of Shield Tunnel in Soft Soil structure are assessed and automatic alarm.
A kind of 3. structural healthy monitoring system for Shield Tunnel in Soft Soil according to claim 1, it is characterised in that:Also
Including user interface subsystem, for user's control and input, user circle to be shown and received to user by Various types of data
Face system can be by calling the data user of central database and Integral safety evaluation subsystem to be carried out by keyword
Query analysis, and can realize the integrated inquiry of Real-time Monitoring Data and field investigation data, the fuzzy overall evaluation of disease data
And the causes of disease analysis based on evaluation result and maintenance counterproposal, automation generation maintenance work work order.
A kind of 4. structural healthy monitoring system for Shield Tunnel in Soft Soil according to claim 1, it is characterised in that:Institute
Stating optical fiber temperature sensor includes being used for the optical fiber temperature sensor of Shield Tunnel in Soft Soil leakage states monitoring and for weak soil
The optical fiber temperature sensor of shield tunnel environmental monitoring, the strain fibre optical sensor include being used for the change of Shield Tunnel in Soft Soil structure
Shape monitoring strains fibre optical sensor, the strain fibre optical sensor for Shield Tunnel in Soft Soil malformation seam monitoring, for soft
The strain fibre optical sensor and supervised for railway roadbed deformation in Shield Tunnel in Soft Soil that native shield tunnel concrete surface crack monitors
The strain fibre optical sensor of survey.
A kind of 5. structural healthy monitoring system for Shield Tunnel in Soft Soil according to claim 1, it is characterised in that:Often
It is spaced 12 ring tunnel duct pieces and arranges the hoop strain profile fiber, the longitudinal strain profile fiber interval tricyclic tunneltron
Piece is fixed using fixture, and the use minimum of three fixture of hoop strain profile fiber described in each ring is fixed, the longitudinal strain
Fixed between profile fiber and the hoop strain profile fiber using U-shaped line card.
A kind of 6. structural healthy monitoring system for Shield Tunnel in Soft Soil according to claim 2, it is characterised in that:Institute
Monitoring data transfer network sub system is stated by spectral information Acquisition Instrument by the monitoring data from the data acquisition subsystem
Processing is digitized, and passes through the Internet transmission to the central database subsystem.
A kind of 7. structural healthy monitoring system for Shield Tunnel in Soft Soil according to claim 2, it is characterised in that:With
In structure Shield Tunnel in Soft Soil BIM models Tunnel Design, construction and monitoring data include three-dimensional geometric information, document data,
Device attribute, space attribute data, monitoring data, the Shield Tunnel in Soft Soil BIM models show weak soil in a manner of 3-D graphic
The appearance of shield tunnel and annex, space division, layout of beam line, can be used in supporting the performance point of Shield Tunnel in Soft Soil
Analysis.
A kind of 8. structural healthy monitoring system for Shield Tunnel in Soft Soil according to claim 2, it is characterised in that:Institute
State tunnel structure health evaluating subsystem and establish shield tunnel health assessment indicators system according to monitoring data, to establish shield tunnel
Road health status fuzzy comprehensive evaluation method, by tunnel health status and tunnel defect, corresponding shield tunnel health assessment indicators,
Corresponding detection data are associated, and by determining the quantization modulation and its weighing factor of each index, mould is used again between different layers
The method for pasting Comprehensive Evaluation, finally obtains the tunnel health state evaluation represented with hundred-mark system as a result, so as to the maintenance to tunnel
Work is instructed, and assessment and automatic report are carried out to the safety and behaviour in service of tunnel structure according to the result of comprehensive identification
It is alert.
A kind of 9. structural healthy monitoring system for Shield Tunnel in Soft Soil according to claim 8, it is characterised in that:Tunnel
Road disease is opened including tunnel circumferential direction seam, and tunnel longitudinal seam opens, section of jurisdiction faulting of slab ends, tunnel subsidence.
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CN108985587A (en) * | 2018-06-28 | 2018-12-11 | 中南大学 | A kind of Shield Tunnel in Soft Soil structural health evaluation method |
CN109253759A (en) * | 2018-10-23 | 2019-01-22 | 上海电器科学研究所(集团)有限公司 | A kind of pipe gallery health monitoring systems based on fiber grating |
CN109374631A (en) * | 2018-09-30 | 2019-02-22 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | A kind of tunnel state evaluating method |
CN109556561A (en) * | 2018-12-12 | 2019-04-02 | 中铁十八局集团有限公司 | The detection method of duct pieces of shield tunnel radial force deformation |
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CN110489844A (en) * | 2019-08-09 | 2019-11-22 | 山东大学 | One kind being suitable for the uneven large deformation grade prediction technique of soft rock tunnel |
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CN112255393B (en) * | 2020-10-21 | 2022-11-04 | 中建三局绿色产业投资有限公司 | Sewage tunnel structure damage risk rating method and device |
CN113029390A (en) * | 2021-03-07 | 2021-06-25 | 哈夫曼数字技术(苏州)有限公司 | Tunnel contact channel freezing method three-dimensional intelligent monitoring system and monitoring method |
CN113065267A (en) * | 2021-03-25 | 2021-07-02 | 广东粤海珠三角供水有限公司 | Tunnel crack detection and safety evaluation system |
CN113483731A (en) * | 2021-06-01 | 2021-10-08 | 武汉理工大学 | Multi-azimuth tunnel structure health online monitoring system based on optical fiber sensing |
CN113310528A (en) * | 2021-06-16 | 2021-08-27 | 深圳防灾减灾技术研究院 | Real-time tunnel structure health monitoring method based on multivariate sensing data |
CN113483688A (en) * | 2021-07-05 | 2021-10-08 | 苏州南智传感科技有限公司 | Open-cut tunnel seam multidimensional deformation monitoring method and process |
CN113791174A (en) * | 2021-07-09 | 2021-12-14 | 上海市隧道工程轨道交通设计研究院 | Tunnel bottom grouting jacking model test device and test method |
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