CN103425054A - Electric power tunnel construction control method based on digitization - Google Patents
Electric power tunnel construction control method based on digitization Download PDFInfo
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- CN103425054A CN103425054A CN2013103655049A CN201310365504A CN103425054A CN 103425054 A CN103425054 A CN 103425054A CN 2013103655049 A CN2013103655049 A CN 2013103655049A CN 201310365504 A CN201310365504 A CN 201310365504A CN 103425054 A CN103425054 A CN 103425054A
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Abstract
The invention relates to an electric power tunnel construction control method based on digitization. The method includes the steps: 1) building a three-dimensional visualization model of a tunnel according to design data; 2) acquiring current construction progress data, dynamically simulating the construction process of the three-dimensional visualization model of the tunnel by the aid of three-dimensional dynamic demonstration technology, and recording simulation results; 3) controlling real-time construction of the electric power tunnel according to the simulation results; 4) repeating the step 2) and the step 3) until construction is finished. Compared with the prior art, the method has the advantages that the three-dimensional visualization model is built, the three-dimensional dynamic demonstration technology is led into simulation, the construction process of the tunnel is controlled, and construction accuracy and efficiency are improved.
Description
Technical field
The present invention relates to a kind of electric power tunnel Construction Control, especially relate to a kind of based on digitized electric power tunnel construction control method.
Background technology
The urban electric power tunnel is different from general Tunnel Engineering, and it builds usually in the city populous, that economy is comparatively flourishing.Not only to consider to build regional engineering geological condition, also to consider tunnel through regional physical geography and social-economic development status, comprise the densely populated degree of urban surface, buildings distribution, underground utilities and underground existing structures etc.In the situation that the mankind more and more pay close attention to safety and environment protection, the problems of geo-environment along the line that the construction of engineering brings, such as ground settlement etc., caused everybody suitable attention.Need to take the digitizing remote monitoring to the constructing tunnel process, grasp in time the information such as tunnel peripheral ground distortion.The urban electric power tunnel, engineering project is large, investment is many, construction period is long, relate to the data such as a large amount of constructions and monitoring, these data message amounts are quite huge or even magnanimity, these mass datas are stored in to computing machine with digitized form, thereby avoid the hardship of loaded down with trivial details file data management.
Emphasis construction through section is different from the common interval section, the construction of city tunnel is more and more stricter to the control of stratum disturbing influence, mainly based on two aspects: the one, the control of earth's surface and deep soil movement, purpose is the normal use that protection earth's surface and deep layer are closed on buildings or structures; The safety issue of constructing tunnel itself on the other hand.The former is extremely harsh under a lot of conditions, and as the subway tunnel in traversing operation, deformation requirements is controlled at grade; In the high hydraulic pressure that the latter is high in sensitivity or risk is larger, arenaceous stratum, construction disturbance the lighter can cause axis runout, water seepage of tunnel, floating etc., and this can cause unstability, roof fall accident of tunnel excavation face etc. excessive disturbance.Therefore, adopt and constructing tunnel to be carried out to construction safety control just very necessary.
In invention, stop up
Purpose of the present invention be exactly provide a kind of in order to overcome the defect that above-mentioned prior art exists and feed back in time, improve construction accuracy rate and efficiency based on digitized electric power tunnel construction control method.
Purpose of the present invention can be achieved through the following technical solutions:
A kind of based on digitized electric power tunnel construction control method, the method comprises the following steps:
1) set up the tunnel three-dimensional visualization model according to design data;
2) obtain current construction speed data, adopt the Three-Dimensional Dynamic performance technology to carry out the work progress dynamic simulation to the tunnel three-dimensional visualization model, and recording simulation results;
3) control the electric power tunnel realtime construction according to simulation result;
4) repeating step 2) and step 3), until constructed.
The described tunnel three-dimensional visualization model of setting up is specially:
Part model or the sectional model of the tunnel segment structure according to design data foundation based on tunnel, equipment, affiliated facility, carry out assembled or stretch according to the locating information of Tunnel Design axis, automatically generates whole tunnel three-dimensional model.
Described construction speed data comprise Lining Ring number, the initial mileage of lining cutting, termination mileage and engineering time.
The mode of described construction speed data acquisition comprises: from construction data-base, single obtains or obtains in batches from standard format eXcel form.
Described simulation result comprises the monitor value of the monitoring project of setting.
The monitoring project of described setting comprises ground settlement accumulative total sedimentation value, single subsidence rate, axis vertical sedimentation, power pipeline sedimentation, the other suction pit vertical sedimentation of active well and building settlement.
Compared with prior art, the present invention has the following advantages:
1) the present invention, by setting up three-dimensional visualization model, shows Tunnel Engineering designer's design idea more intuitively, improves construction accuracy rate and efficiency;
2) the present invention is incorporated into the Three-Dimensional Dynamic performance technology in emulation, intuitively be visualized as starting point with data, the electric power tunnel work progress is represented by the Three-Dimensional Dynamic form, embody time, space and the logical relation of each operation in the electric power tunnel work progress, disclosed the dynamic behaviour feature of system; The Three-Dimensional Dynamic performance technology fully exposes leak and the defect in design, contributes to the system expert to propose fruitful opinions and suggestions, feeds back in time Construction State, and can be used for the dynamic management of guiding construction process.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.The present embodiment be take technical solution of the present invention and is implemented as prerequisite, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
A kind of based on digitized electric power tunnel construction control method, the method comprises the following steps:
1) set up the tunnel three-dimensional visualization model according to design data, be specially:
Part model or the sectional model of the tunnel segment structure according to design data foundation based on tunnel, equipment, affiliated facility, carry out assembled or stretch according to the locating information of Tunnel Design axis, automatically generates whole tunnel three-dimensional model.
Shield structure (push pipe) tunnel of setting up and the three-dimensional model of affiliated facility thereof have following characteristics: have the advantages that to be assembled (or being stretched along axis by section) according to member; Have the advantages that constantly change with work progress; Have at x, on the y direction long and in the z direction shorter characteristics, model is long and narrow structure.
Except These characteristics, the three-dimensional model of shield structure (push pipe) tunnel and affiliated facility thereof also should adapt with digital Platform, i.e. requirement is transmitted on network easily, and model file can not be too large.Model file should have certain versatility in addition, is convenient to format conversion.
2) obtain current construction speed data, adopt the Three-Dimensional Dynamic performance technology to carry out the work progress dynamic simulation to the tunnel three-dimensional visualization model, and recording simulation results;
Described construction speed data comprise Lining Ring number, and the initial mileage of lining cutting, termination mileage and engineering time, the mode of construction speed data acquisition comprises: from construction data-base, single obtains or obtains in batches from standard format excel form.
Shield structure (pipe) tunnel is finally assembled by section of jurisdiction (joint), if regard every endless tube sheet (joint) as a short broken line, the set that the whole piece tunnel can be regarded as by one group of short broken line (broken line length is that a lining papers is built width) comes matching approx to form.The design axis in tunnel is joined end to end and is formed by some dissimilar segment of curve.In tunnel, each structure, equipment are also along axis arranged.Each structure of tunnel, equipment and affiliated facility can be determined jointly by axial location and cross section place.
In shield structure (pipe) Tunnel Engineering design, the design axis (DTA) in tunnel is comprised of horizontal curve and vertical curve.Horizontal curve refers to the projection of shape of DTA on surface level; Vertical curve refers to the fluctuating situation of DTA on longitudinal profile.Alignment elements refers to the geometrical characteristic that forms horizontal curve and vertical curve.Horizontal curve in tunnel generally comprises three kinds, straight line, circular curve, adjustment curve.Wherein, adjustment curve is divided into again the gentle straight curve (starting point curvature is definite value) of straight slow curve (starting point curvature is zero).Vertical curve comprises two kinds of straight line and circular curves.Therefore the plane curve element can be divided into four kinds according to linear difference: straight line, circular curve, the gentle straight curve of slow curve directly.Between horizontal curve and vertical curve with the plane mileage for contacting, can extract according to the alignment elements of horizontal curve and vertical curve its geometric description equation, and take the plane mileage and determine the three-dimensional accurate coordinates of tunnel axis as variable.
The Three-Dimensional Dynamic performance technology is incorporated in emulation, intuitively be visualized as starting point with data, the electric power tunnel work progress is represented by the Three-Dimensional Dynamic form, embodied time, space and the logical relation of each operation in the electric power tunnel work progress, disclosed the dynamic behaviour feature of system; The Three-Dimensional Dynamic performance technology can make the system expert, to engineering, a visual in image understanding be arranged, and fully exposes leak and the defect in design, contributes to the system expert to propose fruitful opinions and suggestions, and can be used for the dynamic management of guiding construction process.
3) control the electric power tunnel realtime construction according to simulation result.
Described simulation result comprises the monitor value of the monitoring project of setting, and the monitoring project of described setting comprises ground settlement accumulative total sedimentation value, single subsidence rate, axis vertical sedimentation, power pipeline sedimentation, the other suction pit vertical sedimentation of active well and building settlement.
4) repeating step 2) and step 3), until constructed.
Claims (6)
1. one kind based on digitized electric power tunnel construction control method, it is characterized in that, the method comprises the following steps:
1) set up the tunnel three-dimensional visualization model according to design data;
2) obtain current construction speed data, adopt the Three-Dimensional Dynamic performance technology to carry out the work progress dynamic simulation to the tunnel three-dimensional visualization model, and recording simulation results;
3) control the electric power tunnel realtime construction according to simulation result;
4) repeating step 2) and step 3), until constructed.
2. according to claim 1 a kind ofly it is characterized in that based on digitized electric power tunnel construction control method, the described tunnel three-dimensional visualization model of setting up is specially:
Part model or the sectional model of the tunnel segment structure according to design data foundation based on tunnel, equipment, affiliated facility, carry out assembled or stretch according to the locating information of Tunnel Design axis, automatically generates whole tunnel three-dimensional model.
3. according to claim 1 a kind ofly it is characterized in that based on digitized electric power tunnel construction control method, described construction speed data comprise Lining Ring number, the initial mileage of lining cutting, stop mileage and engineering time.
4. according to claim 1 a kind ofly it is characterized in that based on digitized electric power tunnel construction control method, the mode of described construction speed data acquisition comprises: from construction data-base, single obtains or obtains in batches from standard format excel form.
5. according to claim 1 a kind ofly it is characterized in that based on digitized electric power tunnel construction control method, described simulation result comprises the monitor value of the monitoring project of setting.
6. according to claim 5 a kind of based on digitized electric power tunnel construction control method, it is characterized in that, the monitoring project of described setting comprises ground settlement accumulative total sedimentation value, single subsidence rate, axis vertical sedimentation, power pipeline sedimentation, the other suction pit vertical sedimentation of active well and building settlement.
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| CN106228611A (en) * | 2016-08-25 | 2016-12-14 | 广州地铁设计研究院有限公司 | A kind of modeling method of tunnel internal facility information visualization system |
| JP2017117146A (en) * | 2015-12-24 | 2017-06-29 | 前田建設工業株式会社 | Construction management device in civil engineering construction work |
| CN106997409A (en) * | 2017-02-28 | 2017-08-01 | 青岛理工大学 | Train derailment accident scene construction method based on tunnel differential settlement |
| CN107392793A (en) * | 2017-07-17 | 2017-11-24 | 四川隧唐科技股份有限公司 | Construction data exchange method and device |
| CN108256191A (en) * | 2018-01-08 | 2018-07-06 | 长江勘测规划设计研究有限责任公司 | Consider the abnormal tunnel excavation progress emulation mode of construction |
| CN108536984A (en) * | 2018-04-19 | 2018-09-14 | 广东电网有限责任公司 | A kind of information infrastructure intermediate item progress three-dimensional visualization method |
| CN111236957A (en) * | 2020-01-14 | 2020-06-05 | 广州坚磊建设有限公司 | Mechanical pipe jacking construction process |
| CN114936456A (en) * | 2022-05-18 | 2022-08-23 | 西南交通大学 | Tunnel construction organization scheme simulation method, computer device and computer readable storage medium |
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| CN108256191B (en) * | 2018-01-08 | 2021-04-30 | 长江勘测规划设计研究有限责任公司 | Tunnel excavation progress simulation method considering construction abnormity |
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| CN111236957A (en) * | 2020-01-14 | 2020-06-05 | 广州坚磊建设有限公司 | Mechanical pipe jacking construction process |
| CN114936456A (en) * | 2022-05-18 | 2022-08-23 | 西南交通大学 | Tunnel construction organization scheme simulation method, computer device and computer readable storage medium |
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