CN206056528U - A kind of side slope two-dimensional DEFORMATION MONITORING SYSTEM based on particle image velocimetry technology - Google Patents
A kind of side slope two-dimensional DEFORMATION MONITORING SYSTEM based on particle image velocimetry technology Download PDFInfo
- Publication number
- CN206056528U CN206056528U CN201621088359.XU CN201621088359U CN206056528U CN 206056528 U CN206056528 U CN 206056528U CN 201621088359 U CN201621088359 U CN 201621088359U CN 206056528 U CN206056528 U CN 206056528U
- Authority
- CN
- China
- Prior art keywords
- side slope
- image
- model
- image analysis
- monitoring system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
This utility model belongs to technical field of civil engineering, it particularly relates to arrive a kind of side slope two-dimensional DEFORMATION MONITORING SYSTEM based on particle image velocimetry technology.Which includes model casing, side slope model, image capturing system, image analysis system and display system；Side slope model is layered in model casing by the grain composition and moisture content of test requirements document by simulation material granule and lays and be compacted to specified compactness；Image capturing system carries out continuous tracking collection to the motion conditions of simulation material granule, and image information is transmitted to image analysis system by communications optical cable；The result of calculation that image analysis system is obtained is shown by optical cable by the display system with image analysis system.Compared with prior art, this utility model can realize soil deformation and the thin real visual research for seeing mechanism of destruction, can disclose the development law of slope soil well, can be that slope project basic research and applied basic research provide data supporting.
Description
Technical field
This utility model belongs to technical field of civil engineering, it particularly relates to arrive a kind of based on particle image velocimetry skill
The side slope two-dimensional DEFORMATION MONITORING SYSTEM of art.
Background technology
Traditional Geotechnical Engineering model test is observing the soil body by various pressure, displacement transducer are implanted in the soil body
Stress deformation, mostly is point type due to imbedding sensor, it is difficult to obtain the continuous modification feature of the soil body.And the sensor chi being implanted into
Can not ignore for very little relative analog size, sensor itself is caused to mould already engaged in stress and the deformation of structure
Intend result and produce considerable influence.At present, many sensor research and development producers develop numerous microsensors for model test,
But microsensor is mostly relatively costly, and Geotechnical Engineering model test mostly is embedded-type sensor, and sensor is being buried and added
It is easier to damage in carrying process of the test, substantially increases model test cost, and irreparable damage is caused to test.
The content of the invention
To solve above-mentioned technical problem, this utility model is there is provided a kind of touchless, convenient and efficient based on granule
The side slope two-dimensional DEFORMATION MONITORING SYSTEM of image velocimetry.
A kind of side slope two-dimensional DEFORMATION MONITORING SYSTEM based on particle image velocimetry technology described in the utility model, the prison
Examining system includes model casing 1, side slope model 2, image capturing system 3, image analysis system 4 and display system 5；Side slope model 2
It is layered in model casing by the grain composition and moisture content of test requirements document by simulation material granule 201 and lays and be compacted to specified pressure
Solidity；Image capturing system 3 carries out continuous tracking collection to the motion conditions of simulation material granule 201, and passes through communications optical cable
301 transmit image information to image analysis system 4；The display system 5 will figure by optical cable 401 with image analysis system 4
As the result of calculation that analysis system 4 is obtained is shown.
A kind of side slope two-dimensional DEFORMATION MONITORING SYSTEM based on particle image velocimetry technology described in the utility model, the mould
The minimum grain size for intending material granule 201 should be greater than the minimum grain size that image capturing system 3 can be recognized.
A kind of side slope two-dimensional DEFORMATION MONITORING SYSTEM based on particle image velocimetry technology described in the utility model, the figure
As the camera of acquisition system 3 is arranged perpendicular to side slope section.
Compared with prior art, this utility model provide a kind of touchless, convenient and efficient based on particle image
The side slope two-dimensional DEFORMATION MONITORING SYSTEM of velocity measuring technique, which adopts computer controls camera to be continuously shot and storage image, Ran Houli
The numbers such as two-dimentional deformation field, microscopical structure and the density field change of side slope modeling material granule are obtained with particle image velocimetry technology
According to so as to realize soil deformation and the thin real visual research for seeing mechanism of destruction, the differentiation of slope soil can be disclosed well
Rule, can be that slope project basic research and applied basic research provide data supporting.
Description of the drawings
Fig. 1：Monitoring system overall diagram；Model casing -1, side slope model -2, simulation material granule -201, image capturing system -
3rd, communications optical cable -301, image analysis system -4, optical cable -401, display system -5.
Specific embodiment
With reference to specific embodiment to the side slope two-dimensional based on particle image velocimetry technology described in the utility model
DEFORMATION MONITORING SYSTEM is described further, but protection domain of the present utility model is not limited to this.
Embodiment 1
A kind of side slope two-dimensional DEFORMATION MONITORING SYSTEM based on particle image velocimetry technology, the monitoring system include model casing
1st, side slope model 2, image capturing system 3, image analysis system 4 and display system 5；Side slope model 2 is by simulation material granule 201
It is layered in model casing by the grain composition and moisture content of test requirements document and lays and be compacted to specified compactness；Image capturing system
The motion conditions of 3 pairs of simulation material granules 201 carry out continuous tracking collection, and transmit image information by communications optical cable 301
To image analysis system 4；Image analysis system 4 is obtained by optical cable 401 by the display system 5 with image analysis system 4
Result of calculation is shown.Described image acquisition system 3 answers supporting corresponding software (can continue to use prior art), can be to image resolution
Rate, sample frequency, collection persistent period are configured, and preserve file in gatherer process in real time；Described image point
Analysis system 4 should can calculate each particle mobile tracking track, arrow in image with acquisition system Software match (can continue to use prior art)
Spirogram, contour, time graph.Also original image data can be derived so that the later stage carries out second development and utilization simultaneously；It is described
Mobile tracking track that image analysis system 4 is obtained by display system 5, vectogram, contour, time graph are shown.
1 grade of existing certain highway loess slope, the high 8m of Slope, ratio of slope 1:0.75.The Slope table deformation monitoring system
System concrete installation operation be：1. determine that model is 1 with the prototype likelihood ratio:40, the i.e. high 20cm of model Slope, ratio of slope is using former
Type side slope 1:0.75, it is contemplated that dimensional effect, model box size is increased, sectional dimension is 30cm × 60cm, and domatic width is
30cm.2. as slopes soil property is loess, therefore fetch earth in type selecting side slope, sieve, compaction in layers, loose laying depth 8cm are densified to
5cm.And press 1:0.75 ratio of slope carries out cutting slope.3. image capturing system is connected with image analysis system, by image capturing system
Camera is arranged perpendicular to side slope section, and according to acquisition range and Focussing camera away from model side slope distance, until model side
Slope soil particle is high-visible on the display system.Image resolution ratio, sample frequency are set on image capturing system software kit
With the parameter such as persistent period, start collection.4., after end to be tested, the image sequence for collecting is carried out with image analysis system
Particle image is analyzed, and obtains the initial data such as figure granule motion track, vector in image, then through the process of follow-up secondary analysis,
Finally obtain slope soil displacement field.5. slope soil displacement field is shown by display system, that is, is reached side slope two
The monitoring of dimension deformation.
Compared with prior art, this utility model provide a kind of touchless, convenient and efficient based on particle image
The side slope two-dimensional DEFORMATION MONITORING SYSTEM of velocity measuring technique, which adopts computer controls camera to be continuously shot and storage image, Ran Houli
The numbers such as two-dimentional deformation field, microscopical structure and the density field change of side slope modeling material granule are obtained with particle image velocimetry technology
According to so as to realize soil deformation and the thin real visual research for seeing mechanism of destruction, the differentiation of slope soil can be disclosed well
Rule, can be that slope project basic research and applied basic research provide data supporting.
Claims (3)
1. a kind of side slope two-dimensional DEFORMATION MONITORING SYSTEM based on particle image velocimetry technology, it is characterised in that the monitoring system
Including model casing (1), side slope model (2), image capturing system (3), image analysis system (4) and display system (5)；Side slope mould
Type (2) is layered in model casing by the grain composition and moisture content of test requirements document by simulation material granule (201) and lays and be compacted
To specified compactness；Image capturing system (3) carries out continuous tracking collection to the motion conditions of simulation material granule (201), and
Image information is transmitted to image analysis system (4) by communications optical cable (301)；The display system (5) and graphical analyses system
The result of calculation that image analysis system (4) is obtained is shown by system (4) by optical cable (401).
2. the side slope two-dimensional DEFORMATION MONITORING SYSTEM based on particle image velocimetry technology according to claim 1, its feature exist
In the minimum grain size of the simulation material granule (201) should be greater than the minimum grain size that image capturing system (3) can be recognized.
3. the side slope two-dimensional DEFORMATION MONITORING SYSTEM based on particle image velocimetry technology according to claim 1, its feature exist
In the camera of described image acquisition system (3) is arranged perpendicular to side slope section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621088359.XU CN206056528U (en) | 2016-09-28 | 2016-09-28 | A kind of side slope two-dimensional DEFORMATION MONITORING SYSTEM based on particle image velocimetry technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621088359.XU CN206056528U (en) | 2016-09-28 | 2016-09-28 | A kind of side slope two-dimensional DEFORMATION MONITORING SYSTEM based on particle image velocimetry technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206056528U true CN206056528U (en) | 2017-03-29 |
Family
ID=58366874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621088359.XU Expired - Fee Related CN206056528U (en) | 2016-09-28 | 2016-09-28 | A kind of side slope two-dimensional DEFORMATION MONITORING SYSTEM based on particle image velocimetry technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206056528U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949875A (en) * | 2017-05-23 | 2017-07-14 | 中国电建集团成都勘测设计研究院有限公司 | Suitable for the physical analog test apparatus of slope deformation destruction |
| CN107044934A (en) * | 2017-04-19 | 2017-08-15 | 河海大学 | A kind of visual test device and application method for determining side slope three-dimensional destructive process |
-
2016
- 2016-09-28 CN CN201621088359.XU patent/CN206056528U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044934A (en) * | 2017-04-19 | 2017-08-15 | 河海大学 | A kind of visual test device and application method for determining side slope three-dimensional destructive process |
| CN106949875A (en) * | 2017-05-23 | 2017-07-14 | 中国电建集团成都勘测设计研究院有限公司 | Suitable for the physical analog test apparatus of slope deformation destruction |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6940826B2 (en) | Dynamic response spatiotemporal reconstructor | |
| CN101699296B (en) | Method for measuring flow rate of debris flow | |
| CN108717082A (en) | A kind of compaction of earth rock material quality continuous assessment method based on integrated sonic detection technology | |
| CN102519965B (en) | Online roadbed compactness detection method based on machine vision | |
| CN102680575B (en) | A kind of impact mapping method of Complicate soil medium and system | |
| CN105510153A (en) | Large soil body interface shear test model and test method | |
| CN1975112A (en) | Shield tunnel subsidence control method based on exploring radar | |
| Duan et al. | In-situ evaluation of undrained shear strength from seismic piezocone penetration tests for soft marine clay in Jiangsu, China | |
| CN103510503B (en) | Method for monitoring rammed point soil stabilization state vibration in real time | |
| CN111705856A (en) | Numerical analysis-based foundation pit settlement monitoring system and prediction method | |
| CN109339127A (en) | High-speed hydraulic rams compacting foundation bearing capacity and determines method and system in real time | |
| CN206056528U (en) | A kind of side slope two-dimensional DEFORMATION MONITORING SYSTEM based on particle image velocimetry technology | |
| Mishra et al. | A simple image-based deformation measurement technique in tensile testing of geotextiles | |
| CN110207915A (en) | A kind of railway ballast granular media and bedding dynamic response model and test method | |
| Lu et al. | In-situ microscale visualization experiments on microcracking and microdeformation behaviour around a pre-crack tip in a three-point bending sandstone | |
| Masoodi et al. | Application of short-range photogrammetry for monitoring seepage erosion of riverbank by laboratory experiments | |
| CN104964978A (en) | Simulation method for base structure in soil body and movement visualization of soil body under earthquake action | |
| CN102590874A (en) | Method for detecting ground surface crack of upland coal-mining subsidence paddy field | |
| CN104297788A (en) | Mine microseism and blasting signal identification method based on waveform oscillation starting trend line slope | |
| Moayedi et al. | A new real-time monitoring technique in calculation of the py curve of single thin steel piles considering the influence of driven energy and using strain gauge sensors | |
| Yuan et al. | Investigation on 3D ground deformation and response of active and passive piles in loose sand | |
| CN106950599A (en) | A kind of Tunnel Base density detecting system, detection method and storage medium | |
| CN110320279A (en) | Landslide monitoring method based on active waveguide acoustic emission | |
| Yu et al. | Variational laws of debris flow impact force on the check dam surface based on orthogonal experiment design | |
| CN106248038B (en) | The method that landslide surface inclination angle is converted into displacement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170329 Termination date: 20180928 |