CN110158535A - A kind of Landslide Dam Whole Process Simulation and dam break mechanistic assays device and test method - Google Patents
A kind of Landslide Dam Whole Process Simulation and dam break mechanistic assays device and test method Download PDFInfo
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- CN110158535A CN110158535A CN201910439759.2A CN201910439759A CN110158535A CN 110158535 A CN110158535 A CN 110158535A CN 201910439759 A CN201910439759 A CN 201910439759A CN 110158535 A CN110158535 A CN 110158535A
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- 238000004088 simulation Methods 0.000 title claims abstract description 79
- 238000000034 method Methods 0.000 title claims abstract description 36
- 230000008569 process Effects 0.000 title claims abstract description 30
- 238000003556 assay Methods 0.000 title claims abstract description 19
- 238000010998 test method Methods 0.000 title abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 115
- 239000011435 rock Substances 0.000 claims abstract description 25
- 239000002689 soil Substances 0.000 claims abstract description 25
- 230000004888 barrier function Effects 0.000 claims abstract description 18
- 238000012545 processing Methods 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 239000011521 glass Substances 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 9
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- 238000011144 upstream manufacturing Methods 0.000 claims description 8
- 238000012360 testing method Methods 0.000 claims description 4
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- 230000008719 thickening Effects 0.000 claims description 3
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- E02B—HYDRAULIC ENGINEERING
- E02B1/00—Equipment or apparatus for, or methods of, general hydraulic engineering, e.g. protection of constructions against ice-strains
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Abstract
The present invention discloses a kind of Landslide Dam Whole Process Simulation and dam break mechanistic assays device and test method, and device includes simulating river system, landslide simulation system, water circulation system, bank slope Rock And Soil simulation system, data line, two high-speed motion picture cameras, control panel and data processing system；Water circulation system is set in simulating river system, and the simulation system that comes down and bank slope Rock And Soil simulation system are set to the opposite two sides of simulating river system；Data processing system, landslide simulation system and water circulation system are electrically connected with control panel；High-speed motion picture camera is located at position and bank slope Rock And Soil simulation system side of the flow direction far from water circulation system in simulating river system.The test method carried out using Landslide Dam Whole Process Simulation provided by the invention and dam break mechanistic assays device by structure basis; it can solve when different scales landslide is slided to the stifled river Whole Process Simulation of different heights of water level, river different in flow rate and the announcement of barrier lake dam break mechanism, human interference is weak.
Description
Technical field
The present invention relates to geological disaster analogue technique fields, more particularly to a kind of Landslide Dam Whole Process Simulation and dam break
Mechanistic assays device and test method.
Background technique
All river valley bank slopes or slope Rock And Soil because of avalanche, come down and its be converted into clast stream etc. due tos rivers is caused to block and return
The phenomenon that water, is referred to as Landslide Dam event.In the last hundred years, worldwide numerous mountain areas include Alps, happiness horse
Refined mountain, Central Asia mountain are drawn, many Landslide Dam events all occurred for Qinghai-Tibet marginal zone and Andes etc..Generally stifled river
Up to a few hours to the centuries, the harm caused by Landslide Dam itself and its barrier lake burst is often extremely serious.
On October 11st, 2018 and November 3, white square village, Daxian county polo township, Tibet Autonomous Region, China successively occur big twice
Scale high-locality landslide causes Jinsha jiang River white jade section to stop and form barrier lake.By manual intervention, dangerous situation is released, but under
The flood let out still causes serious flood to Sichuan, the Yunnan in downstream within the border.By simulating the overall process of Landslide Dam, look into
The essential characteristic of bright Landslide Dam and the Dynamic Evolution Characteristics of barrier lake, to quickly take effective emergency disposal measure have section
Directive significance.
In the prior art, mainly Landslide Dam and its dam break mechanism are simulated by numerical simulation software.However,
Numerical simulation technology can not completely carry out Landslide Dam event with some simple numerical value or correction factor perfect
Duplication, numerical simulation technology can only play the role of referring to and auxiliary.In addition, constitutive model and boundary condition in numerical software
It is unreasonable, it can obtain unreasonable analog result.
Physical analogy is the main means for recognizing things essence.Existing physical simulation techniques " Multifunctional adjustable Landslide Dam
And damming dam dam break mechanistic assays device and its test method (number of patent application 201610675326.3) " primarily focus on landslide
The simulation of sliding, is described in detail sliding slot.However, too simple to the setting of damming simulation mechanism.The prior art
River valley is simulated using sink and water tank, it is clear that less tally with the actual situation.Under normal circumstances, river valley cross section is u-shaped, plane
Upper is in bending state, and Landslide Dam event mostly occurs in river turning.In addition, barrier lake dam break and landslide scale,
The depth of riverbed water level, the flow in river have direct relationship, do not describe how to control above-mentioned parameter in the prior art
Variation.
Summary of the invention
The object of the present invention is to provide a kind of Landslide Dam Whole Process Simulation and dam break mechanistic assays device and test method,
To solve the above-mentioned problems of the prior art, to different heights of water level, not cocurrent flow when being able to solve the sliding of different scales landslide
The stifled river Whole Process Simulation in fast river and the announcement of barrier lake dam break mechanism, strong applicability, human interference are weak.
To achieve the above object, the present invention provides following schemes:
The present invention discloses a kind of Landslide Dam Whole Process Simulation and dam break mechanistic assays device, including simulating river system,
Simulating river system side is provided with landslide simulation system, and the simulating river system is provided with landslide simulation system position
The other side at place is provided with bank slope Rock And Soil simulation system；Water circulation system, the cunning are provided in the simulating river system
Slope simulation system and the water circulation system pass through data line respectively and are electrically connected with control panel, and the control panel is electrically connected
It is connected to data processing system；Simulating river system side is provided with high speed A video camera, the bank slope Rock And Soil simulation system
Side far from the landslide simulation system is provided with high speed B video camera, and the camera post the high speed A is in the simulating river system
Downstream position of the flow direction far from the water circulation system in uniting, the camera post the high speed B is in the simulating river system
System right opposite；The high speed A video camera and high speed B video camera are electrically connected with the control panel by data line respectively.
Optionally, the simulating river system includes the river for the end to end annular being fabricated to by tempered glass, institute
The cross section for stating river is U-shaped structure；The bottom of river channel is fixedly connected with the river support of steel material, river support with
The river on top is bolted to connection.
Optionally, height of water level graduation mark is provided on the side wall in the river, height of water level graduation mark side is set
It is equipped with corresponding height of water level reading, the water of different depth can be discharged in river, convenient for simulating different heights of water level
River.
Optionally, the water circulation system includes the water proof armorplate glass being vertically installed in the river, is located at institute
The river for stating water proof armorplate glass two sides is not connected to；Frequency conversion suction pump, institute are provided on the water proof armorplate glass
It states frequency conversion suction pump one end and is connected with water inlet pipe, the other end is connected with outlet pipe, and the water inlet pipe and outlet pipe are located at institute
In the river for stating water proof armorplate glass two sides, water circulation system makes water in simulating river system pass through water inlet pipe and outlet pipe
It is circulated along water (flow) direction.
Optionally, the landslide simulation system includes Sliding Plane platform made of the thickening steel plate of fan-shaped structure,
The Sliding Plane platform is the sector structure in 90 degree, and the Sliding Plane mesa base is symmetrically connected with three and can rise
Descending branch seat；Multiple lateral Ribbed Bars are fixedly installed on the Sliding Plane platform, the Ribbed Bar is for simulating
Hackly sliding surface.
Optionally, the center point of imaginary circles is provided with rotating bolt, the rotation spiral shell where the Sliding Plane platform
Bolt is connected with baffle and sliding slot right-hand apron on the left of the sliding slot being made by steel plate, baffle and sliding slot on the left of the sliding slot
Where right-hand apron is located at the Sliding Plane platform on the imaginary radius of imaginary circles；The Sliding Plane platform
Leading edge far from the rotating bolt side is provided with landslide barrier system.
Optionally, the end of baffle is connected with baffle fixing bolt on the left of sliding slot on the left of the sliding slot；Gear on the right side of the sliding slot
The end of plate is connected with sliding slot right-hand apron fixing bolt.
The present invention also provides a kind of Landslide Dam Whole Process Simulation and dam break mechanistic assays methods, include the following steps:
It is right to adjust baffle fixing bolt and sliding slot on the left of the sliding slot in the simulation system of landslide according to the scale of slip mass for the first step
Side baffle fixing bolt, so that sliding slot meets the size on the landslide of being simulated；
Second step adjusts three liftable supports of Sliding Plane mesa base, so that Sliding Plane platform inclines
Angle meets the inclination angle of the bottom sliding surface on the landslide of being simulated；
Step 3: the material of rock and soil on the landslide of being simulated is placed in the sliding slot of landslide simulation system；
Step 4: the water that will pour into certain altitude in the river of U-shaped, opens frequency conversion suction pump by control panel, makes
The water flow obtained in river moves up, and adjusts its size, so that water flow size meets the water flow size in the river of being simulated；
High speed A video camera and high speed B video camera are opened by control panel, start to acquire photographed data by the 5th step；
6th step is gone down the landslide barrier system landing in the simulation system that comes down by control panel, at this time in sliding slot
Slip mass by slide downward, there is part material of rock and soil to fall directly into river in slip mass, there is part Rock And Soil to hit pair
It is fallen into after the bank slope Rock And Soil simulation system in face in river and stifled river occurs；
The water level of 7th step, stifled river body upstream is gradually raised, under the water flow after raising is flowed to along the top of stifled river body
Trip, and gradually wash away stifled river body substance, high speed A video camera and high speed B photo-opportunity will collect video data and pass through at this time
Data line is transferred to progress digitization in data processing system with control panel and automatically processes；It in the process, should timing
The water level observed in Landslide Dam body upstream and downstream river reads variation；
8th step is closed frequency conversion suction pump, high speed A video camera and high speed B video camera by control panel, test knot
Beam.
The present invention achieves following technical effect compared with the existing technology:
The river of simulating river system in the present invention more meets the section morphology in river, when landslide occurs, river bottom
Portion be easy to cause blocking.The simulating river system and water circulation system of circular ring shape can either recycle water flow, save water source,
River process can be controlled again, guarantees there is endlessly water flow in river, more meet actual river flowing water.Landslide simulation
Baffle and sliding slot right-hand apron can be rotated around rotating bolt on the left of sliding slot in system, to reach adjustment sliding slot size
Effect, in order to simulate the slip mass of different scales.Sliding Plane mesa base in the simulation system of landslide is symmetrically connected with
Three liftable supports reach the sliding surface of simulation different gradient by adjusting the height of liftable support.Come down simulation system
In Sliding Plane platform on be fixedly installed multiple lateral Ribbed Bars, in order to simulate hackly sliding surface.
Landslide barrier system, high speed A video camera and the height in frequency conversion suction pump, landslide simulation system in water circulation system
Fast B video camera passes through data line respectively and is connected with control panel, data processing system, reached slip mass sliding,
Stifled river, dam break, data record and processing is integrated is automatically brought into operation, avoid artificial interference；Finally realize Landslide Dam
The test of Whole Process Simulation and dam break mechanism.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is overall structure of the present invention；
Fig. 2 is simulating river system schematic cross-section of the invention；
Fig. 3 is landslide simulation system structural schematic diagram of the invention；
Fig. 4 is water circulation system structural schematic diagram of the invention；
Wherein: 0- simulating river system, the landslide 1- simulation system, 2- water circulation system, 3- water (flow) direction, 4- bank slope ground
Body simulation system, 5- data line, 6- high speed A video camera, 7- high speed B video camera, 8- control panel, 9- data processing system
System, the river 01-, the river 02- support, 03- height of water level graduation mark, 04- height of water level reading, 11- Sliding Plane platform,
12- Ribbed Bar, the landslide 13- barrier system, 14- sliding slot left side baffle, 15- sliding slot left side baffle fixing bolt, 16- rotate spiral shell
Bolt, 17- sliding slot right-hand apron, 18- sliding slot right-hand apron fixing bolt, 19- liftable support, 21- water proof armorplate glass, 22-
Water inlet pipe, 23- frequency conversion suction pump, 24- outlet pipe.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of Landslide Dam Whole Process Simulation and dam break mechanistic assays device and test method,
To solve the above-mentioned problems of the prior art, to different heights of water level, not cocurrent flow when being able to solve the sliding of different scales landslide
The stifled river Whole Process Simulation in fast river and the announcement of barrier lake dam break mechanism, strong applicability, human interference are weak.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
The present invention provides a kind of Landslide Dam Whole Process Simulation and dam break mechanistic assays device, as Figure 1-Figure 4, including
Simulating river system 0, landslide simulation system 1, water circulation system 2, bank slope Rock And Soil simulation system 4, data line 5, high speed A
Video camera 6, high speed B video camera 7, control panel 8 and data processing system 9.
Simulating river system 0 includes generally circular ring shape, and cross section is the river 01 of U-shaped, the connection of 01 bottom of river
There is river support 02, the side wall in river 01 is provided with height of water level graduation mark 03, and there is water level height in 03 side of height of water level graduation mark
Degree reading 04, river 01 is made by tempered glass, can not only resist impact force when slip mass is hit, Er Qiebian
Height of water level in observation river 01.River support 02 is made by steel, passes through bolt with the river 01 on top
It is fixed together, for preventing river 01 from swinging.The two sides in river 01 are provided with height of water level graduation mark 03 and water level is high
Degree reading 04, height of water level reading 04 with height of water level graduation mark 03 be it is opposite, convenient for directly reading water level in river 01
Highly.The water of different depth can be discharged, in river 01 convenient for simulating the river of different heights of water level.
The a certain position in river 01 is provided with water circulation system 2, water circulation system 2 includes water proof armorplate glass 21,
Water proof armorplate glass 21 is embedded into river 01, and water proof armorplate glass 21 is perpendicular on river 01, is for playing
Impermeable role, for separating water flow；The water inlet side of frequency conversion suction pump 23 is arranged in water inlet pipe 22, and the setting of outlet pipe 24 is becoming
The water outlet side of frequency suction pump 23.The flow of water in river 01 is adjusted by frequency conversion suction pump 23, it is different in flow rate for simulating
River.
Water circulation system 2 circulates water in simulating river system 0 along water (flow) direction 3, water circulation system 2 by
Water proof armorplate glass 21, water inlet pipe 22, frequency conversion suction pump 23, outlet pipe 24 form.Water proof armorplate glass 21 is river
Water flow partition in 01, but frequency conversion suction pump 23 circulates water.
Simulating river system 0 upstream end setting (side of the flow direction of water proof armorplate glass 21 be downstream, separately
Outer side is exactly upstream) there is landslide simulation system 1, landslide simulation system 1 includes Sliding Plane platform 11, and Sliding Plane is flat
Platform 11 is made by thickening steel plate, is in 90 degree of fan shapes；There are three can rise the setting of 11 bottom of Sliding Plane platform
The inclination angle of Sliding Plane platform 11 is arranged by adjusting the height of liftable support 19 in descending branch seat 19；Sliding Plane is flat
11 top of platform is provided with several Ribbed Bars 12, for simulating hackly sliding surface；11 two sides of Sliding Plane platform
It is respectively arranged with baffle 14, sliding slot right-hand apron 17 on the left of sliding slot, baffle 14 is left by rotating bolt 16 and sliding slot on the left of sliding slot
Side baffle fixing bolt 15 is fixed on Sliding Plane platform 11, and sliding slot right-hand apron 17 passes through rotating bolt 16 and sliding slot right side
Baffle fixing bolt 18 is fixed on Sliding Plane platform 11；It is kept off on the right side of baffle fixing bolt 15 and sliding slot on the left of sliding slot by adjusting
The position of plate fixing bolt 18, so that baffle 14 and sliding slot right-hand apron 17 are rotated around rotating bolt 16 on the left of sliding slot, to reach
To the effect of adjustment sliding slot size, in order to simulate the slip mass of different scales, baffle 14 and sliding slot right-hand apron on the left of sliding slot
17 are made by steel plate；11 leading edge of Sliding Plane platform is provided with landslide barrier system 13, and come down barrier system
13 are accessed in control panel 8 and data processing system 9 by data line 5；By adjusting control panel 8 landslide is stopped
System 13 is landed, and is slipped to slip mass in simulating river system 0 along Sliding Plane platform 11, is occurred stifled
River.
The opposite for the simulation system 1 that comes down, the inside in river 01 are provided with bank slope Rock And Soil simulation system 4, bank slope Rock And Soil
Simulation system 4 is that broken system, bank slope ground simulation system 4 occurs for simulating bank slope Rock And Soil when slip mass hits opposite bank
It is made of the Rock And Soil with degree of consolidation, slip mass is struck when sliding in bank slope ground simulation system, rock
The soil body will be crushed.
On landslide, simulation system 1 is provided with high speed A video camera 6 at the downstream in river 01, the simulation system 1 on landslide
Right opposite is provided with high speed B video camera 7, and sliding, stifled river, SEA LEVEL VARIATION, the full mistake of barrier lake dam break occurs for recording landslide
Journey.
Frequency conversion suction pump 23 in water circulation system 2, the landslide barrier system 13 in the simulation system 1 of landslide, high speed A take the photograph
Shadow machine 6 and high speed B video camera 7 are connected by data line 5 with control panel 8 respectively, and control panel 8 is transmitted by data
Line 5 is connected with data processing system 9, realize slip mass it is automatic slide stifled river, automatically record, automatic data processing one
Bodyization operation, avoids artificial interference.
As shown in Figure 1, experimental rig is connected, when test method of the present invention starts: the first step, according to the rule of slip mass
Baffle fixing bolt 15 and sliding slot right-hand apron fixing bolt 18 on the left of sliding slot in the simulation system 1 of mould adjustment landslide, so that sliding slot is full
The size on the foot landslide of being simulated.Second step adjusts three liftable supports 19 of 11 bottom of Sliding Plane platform, so that sliding
The inclination angle of slope sliding surface platform 11 meets the inclination angle of the bottom sliding surface on the landslide of being simulated.Step 3: by the rock on the landslide of being simulated
Soil body material is placed in the sliding slot of landslide simulation system 1.Step 4: the water that will pour into certain altitude in the river of U-shaped, leads to
It crosses control panel and opens frequency conversion suction pump, so that the water flow in river moves up, and adjusts its size, so that water flow size meets
The water flow size in the river of being simulated.High speed A video camera 6 and high speed B video camera 7 are opened by control panel, are opened by the 5th step
Begin acquisition photographed data.6th step is gone down the landing of landslide barrier system 13 in the simulation system 1 that comes down by control panel,
Slide downward is had part material of rock and soil to fall directly into river, there is part rock by the slip mass in sliding slot in slip mass at this time
The bank slope ground simulation system 4 that the soil body hits opposite, which is fallen into later in river, occurs stifled river.7th step blocks up the water level of river body upstream
It gradually raises, the water flow after raising flows to downstream at the top of stifled river body, and gradually washes away stifled river body substance, high at this time
Fast A video camera 6 and high speed B photo-opportunity will collect data and be transferred to data processing by data line 5 and control panel 8
Digitization is carried out in system 9 to automatically process.In the process, the water level in time sight Landslide Dam body upstream and downstream river is answered to read
Number variation.8th step is closed frequency conversion suction pump 23, high speed A video camera 6 and high speed B video camera 7 by control panel 8, test
Terminate.
Specific examples are applied in the present invention, and principle and implementation of the present invention are described, above embodiments
Illustrate to be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, according to
According to thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification
It should not be construed as limiting the invention.
Claims (8)
1. a kind of Landslide Dam Whole Process Simulation and dam break mechanistic assays device, it is characterised in that: including simulating river system, institute
It states simulating river system side and is provided with landslide simulation system, the simulating river system is provided at the simulation system position of landslide
The other side be provided with bank slope Rock And Soil simulation system；Water circulation system, the landslide are provided in the simulating river system
Simulation system and the water circulation system pass through data line respectively and are electrically connected with control panel, the control panel electrical connection
There is data processing system；Simulating river system side is provided with high speed A video camera, and the bank slope Rock And Soil simulation system is remote
Side from the landslide simulation system is provided with high speed B video camera, and the camera post the high speed A is in the simulating river system
Downstream position of the interior flow direction far from the water circulation system, the camera post the high speed B is in the simulating river system
Right opposite；The high speed A video camera and high speed B video camera are electrically connected with the control panel by data line respectively.
2. Landslide Dam Whole Process Simulation according to claim 1 and dam break mechanistic assays device, it is characterised in that: described
Simulating river system includes the river for the end to end annular being fabricated to by tempered glass, and the cross section in the river is U-shaped
Type structure；The bottom of river channel is fixedly connected with the river support of steel material, and the river on river support and top passes through bolt
It is fixedly connected.
3. Landslide Dam Whole Process Simulation according to claim 2 and dam break mechanistic assays device, it is characterised in that: described
Height of water level graduation mark is provided on the side wall in river, height of water level graduation mark side is provided with corresponding height of water level
Reading, can discharge the water of different depth in river, convenient for simulating the river of different heights of water level.
4. Landslide Dam Whole Process Simulation according to claim 1 and dam break mechanistic assays device, it is characterised in that: described
Water circulation system includes the water proof armorplate glass being vertically installed in the river, is located at water proof armorplate glass two sides
The river be not connected to；Frequency conversion suction pump, the connection of frequency conversion suction pump one end are provided on the water proof armorplate glass
There is water inlet pipe, the other end is connected with outlet pipe, and the water inlet pipe and outlet pipe are located at water proof armorplate glass two sides
River in, water circulation system makes in simulating river system water carry out recycle stream along water (flow) direction by water inlet pipe and outlet pipe
It is dynamic.
5. Landslide Dam Whole Process Simulation according to claim 1 and dam break mechanistic assays device, it is characterised in that: described
The simulation system that comes down includes Sliding Plane platform made of the thickening steel plate of fan-shaped structure, and the Sliding Plane platform is
In 90 degree of sector structure, the Sliding Plane mesa base is symmetrically connected with three liftable supports；The landslide sliding
Multiple lateral Ribbed Bars are fixedly installed on the platform of face, the Ribbed Bar is for simulating hackly sliding surface.
6. Landslide Dam Whole Process Simulation according to claim 5 and dam break mechanistic assays device, it is characterised in that: described
The center point of imaginary circles is provided with rotating bolt where Sliding Plane platform, and the rotating bolt is connected with by steel plate system
Baffle and sliding slot right-hand apron on the left of sliding slot made of work, the sliding slot left side baffle and sliding slot right-hand apron are located at institute
Where stating Sliding Plane platform on the imaginary radius of imaginary circles；The Sliding Plane platform is far from the rotating bolt side
Leading edge be provided with landslide barrier system.
7. Landslide Dam Whole Process Simulation according to claim 6 and dam break mechanistic assays device, it is characterised in that: described
The end of baffle is connected with baffle fixing bolt on the left of sliding slot on the left of sliding slot；The end of the sliding slot right-hand apron is connected with the sliding slot right side
Side baffle fixing bolt.
8. a kind of Landslide Dam Whole Process Simulation and dam break mechanistic assays method, characterized by the following steps:
The first step is adjusted according to the scale of slip mass and is kept off on the right side of baffle fixing bolt and sliding slot on the left of the sliding slot in the simulation system of landslide
Plate fixing bolt, so that sliding slot meets the size on the landslide of being simulated；
Second step adjusts three liftable supports of Sliding Plane mesa base, so that the inclination angle of Sliding Plane platform is full
The inclination angle of the bottom sliding surface on the foot landslide of being simulated；
Step 3: the material of rock and soil on the landslide of being simulated is placed in the sliding slot of landslide simulation system；
Step 4: the water that will pour into certain altitude in the river of U-shaped, opens frequency conversion suction pump by control panel, so that river
Water flow in road moves up, and adjusts its size, so that water flow size meets the water flow size in the river of being simulated；
High speed A video camera and high speed B video camera are opened by control panel, start to acquire photographed data by the 5th step；
6th step is gone down the landslide barrier system landing in the simulation system that comes down by control panel, at this time the cunning in sliding slot
Slide downward is had part material of rock and soil to fall directly into river by slopes in slip mass, has part Rock And Soil to hit opposite
It is fallen into after bank slope Rock And Soil simulation system in river and stifled river occurs；
The water level of 7th step, stifled river body upstream is gradually raised, and the water flow after raising flows to downstream at the top of stifled river body, and
Gradually stifled river body substance is washed away, high speed A video camera and high speed B photo-opportunity will collect video data and be passed by data at this time
Defeated line is transferred to progress digitization in data processing system with control panel and automatically processes；In the process, answer time sight sliding
The water level that slope is blocked up in river body upstream and downstream river reads variation；
8th step is closed frequency conversion suction pump, high speed A video camera and high speed B video camera by control panel, off-test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910439759.2A CN110158535B (en) | 2019-05-24 | 2019-05-24 | Device and method for simulating whole landslide river-blocking process and dam-break mechanism test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910439759.2A CN110158535B (en) | 2019-05-24 | 2019-05-24 | Device and method for simulating whole landslide river-blocking process and dam-break mechanism test |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110158535A true CN110158535A (en) | 2019-08-23 |
| CN110158535B CN110158535B (en) | 2023-12-01 |
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| CN113468731A (en) * | 2021-06-22 | 2021-10-01 | 中国科学院武汉岩土力学研究所 | Simulation device and simulation method for collapse and landslide compound disaster evolution process |
| CN114509558A (en) * | 2022-02-15 | 2022-05-17 | 四川大学 | Testing device with locking section landslide river-blocking dam-forming mechanism, control method and application |
| CN115420463A (en) * | 2022-11-04 | 2022-12-02 | 成都理工大学 | Landslide river-plugging whole-process simulation and dam break mechanism test device and test method |
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