CN109030775A - The analytical equipment and analysis method that water flow loses solvable karst under a kind of closed system - Google Patents
The analytical equipment and analysis method that water flow loses solvable karst under a kind of closed system Download PDFInfo
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Abstract
The analytical equipment and analysis method that water flow loses solvable karst under a kind of closed system, belong to lava corrosion research field, the water flow includes solution mixing and feeding apparatus to the analytical equipment of lava corrosion, thereafter it is sequentially connected and is communicated with solution mixing and feeding apparatus, determine water head equipment, agent set, closed appearance water installations sum aggregate water collecting device, the agent set includes transparent vessel, sealed set has rock sample in transparent vessel, sealed bottom is provided with height regulating rod, sensor is provided with above rock sample in transparent vessel, sensor is connect with computer, by the rock texture situation for capableing of comparative determination front and back rock sample using the present invention, mineral composition, the variation such as chemical component, calculate and detect the corrosion thickness change of different location, analyzing water and losing on soluble karst influences, for geology investigation, ocean or even other celestial bodies The investigation of lava provides data and supports.
Description
Technical field
The present invention relates to a kind of analytical equipment and its analysis method, in particular to water flow is to can lava under a kind of closed system
The analytical equipment and analysis method of corrosion, belong to karst dynamics field.
Background technique
Karst is also known as karst, is that the comprehensive geology that water carries out characterized by chemical corrosion solublerock is made
With, and the thus general name of generated phenomenon.Karstification is to mould one of the major impetus of earth surface configuration, is formed
Gorgeous geomorphological landforms and unique hydrogeological phenomenon.The domestic karst extensive development in China, karst distribution are total
About 3,460,000 km2 of area, about 910,000 km2 of outcrop area, accounts for about the 9.4% of national territorial area.Due to exposure condition, weather, hydrology etc.
The influence of factor, in southern and northern two main karst distributed areas, there is apparent differences for karsts developing area, not only form not
Same landform shape, while also forming different karstic ground water aqueous systems.In south, Karst Groundwater Systems are mostly with ground
Go to river, pipeline, based on cave, and the north is then using crack and corrosion fissure as main feature.Karst System is the production of earth history
Object, scale and state and its karstification process now are closely related.Subterranean stream, pipeline, cave, corrosion in Karst System
Crack etc. is not only the space of the resource enrichness such as underground water, oil gas, while being also geological disaster and the energy that environmental problem occurs
Source.Due to the scrambling and heterogeneity of karsts developing area, evaluation, development and utilization to Karst Water Resource, coal resources
Development and utilization and engineering construction construction bring many difficulties.And the research and solution of these problems, depend on rock
The reproduction of molten phylogeny process.
The evolved stages of Karst System, which are started from, extends the corrosion in crack in soluble rock mass with rodent water, that is, exists
It is formed by initial flow-field under the control of initial aqueous medium and boundary condition, by water rock chemical reaction, constantly feedback is led
Medium field-Hydrodynamic field of cause constantly divides the process of different evolution.Therefore the quantitative study that karst develops, can not only effectively portray
Karst aquifer medium spatial-temporal characteristics and rule, and the development degree of Karst System can be presented.
It can be seen that carry out under static and dynamic, in closed system under different medium, boundary condition underground water to solubility
The research of karst erosion extension is conducive to disclose the solvable karst erosion extension feature of different condition, heterogeneity, structure and rule, right
The understanding of karst phenomenon, Karst Water Resource development and utilization, karst area safe construction etc. all have important directive significance.
Summary of the invention
For different solutions to heterogeneity, structure can lava karst lose scaling problem, the present invention provides a kind of closing
Water flow movement loses extension and law study equipment and analysis method to soluble karst under system, and its purpose is to understand difference
Solution to heterogeneity, structure can lava karst lose extension feature, acquire relevant data, provided for the research of karst dynamics
Authentic data.
The analytical equipment that water flow loses solvable karst under a kind of closed system, including safety valve, water check valve, the water flow pair
The analytical equipment of solvable karst erosion includes the mixing and feeding apparatus of aqueous vapor, is sequentially connected thereafter and is communicated with solution mixing supply dress
It sets, head regulating device, agent set, closed appearance water installations sum aggregate water collecting device, the agent set includes transparent vessel,
Sealed set has rock sample, sealed bottom setting height regulating rod in transparent vessel, is provided with sensing above rock sample in transparent vessel
Device, sensor are connect with computer, and solution mixing and feeding apparatus, which supplies it to agent set by peristaltic pump, erodible liquid
Body carries out the influence that water flow loses solvable karst under different condition and researchs and analyses；
Further, the solution mixing and feeding apparatus includes distilled water container, be connected on distilled water container solion container,
Mixed gas container, distilled water container bottom are provided with magnetic stirring apparatus, and distilled water container lower side is provided with detection mouth, steam
Distilled water container outlet is connected with peristaltic pump by pipeline；
Further, the head regulating device entrance is connect by connecting tube with wriggling pump discharge, is arranged in head regulating device
There are multiple classification heads adjustings outlet and connection outlet, connection outlet to be connected to agent set；
Further, the closed entrance for holding water installations is connected to agent set, is provided with overflow in closed appearance water installations simultaneously
Mouthful, solution collection device is provided with below overflow port；
Further, the rock sample is soluble rock, is the test specimen after cutting polishing processing；
Further, the outlet of the solion container is provided with water check valve, and the outlet of solion container is provided with safety valve.
The analysis method that water flow loses solvable karst under a kind of water seal system, utilizes water flow pair under above-mentioned water seal system
The analytical equipment of solvable karst erosion, the analysis method that water flow lose solvable karst under the water seal system respectively according to walking as follows
Suddenly each equipment is operated:
1) preparation before testing
(1) can lava be cut into multiple panes and polish, formed rock sample, and carry out solvable rock mineral composition, knot
Structure analysis；
2) solution mixing and feeding apparatus
(1) concentration of solion and mixed gas is prepared in container；
(2) solion and mixed gas are added in distilled water according to preset ratio；
(3) mixed solution is stirred evenly with magnetic stirring apparatus；
(4) it is sampled by sample mouth, measures concentration, examine mixed solution until meeting predetermined concentration requirement；
(5) peristaltic pump speed change is adjusted to control the solution flow velocity into head regulating device；
3) head regulating device
(1) it in head regulating device, is adjusted according to requirement of experiment from multiple classification heads and selectes outlet in outlet；
4) main body analytical equipment
(1) it will be mounted on height regulating rod, and adjust highly to predetermined by the rock sample of the transparent vessel with sensor in advance
It is required that；
(2) computer is connected on transparent vessel surface, for recording the passed rock sample corrosion situation data of sensor, carries out record point
Analysis saves；
(3) water check valve is opened, passes through solution from four wall crack of rock sample；
5) solution collection device
(1) closed appearance water installations outlet height is set, guarantees that this outlet meets default want with the head difference Δ H that the mouth of a river is determined in classification
It asks；
(2) water check valve is opened, makes to enter closed appearance water installations by the solution of rock sample, solution is avoided to contact with air；
(3) it will be drained into solution collection device by the closed solution for holding water installations, measures the volume of aqueous solution, and timing measures
The pH value and concentration of solution, are recorded and analyzed；
6) comparison and analysis of experiment front and back
(1) to being compared, analyze before the surface characteristics of the rock sample after experiment, structure, ingredient and experiment, it was therefore concluded that.
The good effect that the present invention has is: by the way that solution mixing and feeding apparatus is arranged in analytical equipment, and in solution
Distilled water container is set in mixing and feeding apparatus, connects solion container, mixed gas container, distilled water on distilled water container
Magnetic stirring apparatus is arranged in container bottom, and detection mouth is arranged in distilled water container lower side, and distilled water container outlet is connected by pipeline
Peristaltic pump is connect, the stirring of magnetic stirrer can be utilized using solion and mixed gas and distilled water, is taken from detection mouth
After sample detection, the water different containing ingredient is formed, is conducive to the stream for simulating the nature natural water for containing various composition and water flow
Speed, flow；By being connect by connecting tube with wriggling pump discharge in head regulating device entrance, it is provided in head regulating device
Multiple classification heads adjust outlet and connection outlet, and different classification heads can be selected to adjust height, determine with solubility rock it
Between differential pressure, water flow can be changed to the pressure of lava and water in conjunction with subsequent height regulating rod；By being arranged in agent set
Transparent vessel, and height regulating rod is arranged in sealed set rock sample, sealed bottom in transparent vessel, is provided with sensing on rock sample
Device, sensor are connect with computer, the structure to soluble rock, ingredient can not only be analyzed in advance, it is often more important that can
It can be to same rock sample at different conditions by the way that sensor is arranged at top with the observation tested by transparent vessel
Water flow influences the erosion rate of rock and corrosion amount to carry out data acquisition, can to same rock sample different location corrosion
Rate is acquired with corrosion amount data, can also to different rock samples at different conditions water flow to the erosion rate of rock with it is molten
Erosion amount influence carry out data acquisition, can be realized the different pressures of water outlet, can be recorded in real time using computer and
Data analysis；By the way that closed melt water device is arranged, the height of discharge water can be determined by closed appearance water installations, so that it is determined that into
Water level difference in height Δ H out passes through the analytical equipment and application method lost using water flow under this water seal system to solvable karst
It is capable of rock composition (structure situation, the mineral composition, chemical component etc.) variation of comparative determination front and back rock sample, calculates and detect not
With the corrosion thickness change of position, analyzing water and losing on soluble karst influences, and is geology investigation, ocean or even other celestial body lavas
Investigation provide data support.
Detailed description of the invention
Overall structure diagram of the water flow to solvable karst erosion analytical equipment under Fig. 1 water seal system.
Label declaration: 1- water check valve, 2- solion container, 3- safety valve, 4- mixed gas container, 5- distill the water capacity
Device, 6- detection mouth, 7- magnetic stirring apparatus, 8- peristaltic pump, 9- classification head adjusts outlet, 10- head regulating device, 11- are calculated
The closed appearance water installations of machine, 12- transparent vessel, 13- height regulating rod, 14-, 15- collection water collecting device.
Specific embodiment
The specific technical solution of the present invention is described in detail referring to the drawings.
The analytical equipment that water flow loses solvable karst under a kind of water seal system, Fig. 1 is water flow pair under water seal system
The overall structure diagram of solvable karst erosion analytical equipment.The analytical equipment that water flow loses solvable karst under water seal system includes
Safety valve 3, water check valve 1, the water flow include aqueous vapor (CO2, N2 etc.) solution mixing supply dress to the analytical equipment of lava corrosion
It sets, is sequentially connected and is communicated with solution mixing and feeding apparatus, head regulating device 10, agent set, closed appearance water installations thereafter
14 sum aggregate water collecting devices 15, the agent set include transparent vessel 12, and sealed set has rock sample, bottom in transparent vessel 12
Sealed set is provided with height regulating rod 13, is provided with sensor, sensor and computer above rock sample in transparent vessel 12
11 connections, solution mixing and feeding apparatus supply solution to agent set by peristaltic pump 8, and water flow is to rock under progress different condition
Influence research and analyse.
In the present embodiment, the transparent vessel uses plexiglass tent.
In the present embodiment, the solution mixing and feeding apparatus includes distilled water container, connected on distilled water container from
Sub- solution container 2 is filled added with Ca2+, in mixed gas container 4 filled with inert gas and CO2, distilled water container bottom is provided with magnetic
Power blender 7, distilled water container lower side are provided with detection mouth 6, and distilled water container outlet is connected with peristaltic pump by pipeline
8.Using magnetic stirring apparatus 7 by solion, inert gas and CO2、, after distilled water halves, detected from detection mouth sampling,
After samples met nature water to be simulated, next container is sent into using peristaltic pump 8.
10 entrance of head regulating device is connected by connecting tube and the outlet of peristaltic pump 8, is set in head regulating device 10
It is equipped with multiple classification heads adjustings outlet 9 and connection outlet, connection outlet is connected to agent set, it will by adjusting peristaltic pump 8
Flow, flow velocity etc. are adjusted to required natural pipelining parameter, and the classification head of head regulating device 10 is selected to adjust outlet 9,
Make to be classified head adjust 9 height of outlet and after difference in height between the closed appearance water installations 14 chatted within the scope of Δ H.
The closed entrance for holding water installations 14 is connected to agent set, is provided with overflow in closed appearance water installations 14 simultaneously
Mouthful, collection water collecting device 15 is provided with below overflow port.In the agent set that flowing has mixing liquid, before the deadline
Carry out corresponding rock sample corrosion processing, in the present embodiment, carried out rock sample corrosion processing in 2 months, to treated water into
Row is collected, and carries out the comparison and analysis of water before and after the processing, the situations such as reacts between analytical solution and rock sample, thus reasoning
Out for a long time to the corrosion situation of rock sample.
The rock sample is soluble rock, and the size of rock sample is 40cm × 15.5cm × 6cm in the example, is beaten by cutting
Test specimen after mill processing.Before rock is put into agent set, physical characteristics and the chemical characteristics such as the structure to rock sample, ingredient are needed
Analyzed, in favor of with after experiment data carry out accordingly compared with and analyze and research.
The outlet of the solion container 2 is provided with water check valve 1, and the outlet of solion container 2 is provided with safety valve
3。
Above-mentioned solution mixing and feeding apparatus, head regulating device 10, main body analytical equipment, between closed appearance water installations 14
Valve is respectively arranged in connecting pipe.
The analysis method that water flow loses solvable karst under a kind of water seal system, utilizes water flow pair under above-mentioned water seal system
The analytical equipment of solvable karst erosion, the analysis method that water flow lose solvable karst under the water seal system respectively according to walking as follows
Suddenly each equipment is operated:
1) preparation before testing
(1) lava is cut into multiple squares by cast-cutting saw and polished, formed rock sample, and analyze lava constituent,
Structure is analyzed；
2) solution mixing and feeding apparatus
It (1) is that 0.3mol/m is added in distilled water in solion bottle3Ca2+, 53% Co is filled in mixed gas bottle2
With 57% inert gas；
(2) solion and mixed gas are added in distilled water by several times；
(3) mixed solution is stirred evenly with magnetic stirring apparatus 7；
(4) it is sampled by sample mouth, measures concentration, examine mixed solution until meeting predetermined concentration requirement；
(5) adjusting 8 speed change of peristaltic pump is 3.0rpm to control the solution flow velocity into head regulating device 10；
3) head regulating device
(1) in head regulating device 10, the outlet A that classification head adjusts A, B, C, D in outlet 9 is selected；
4) main body analytical equipment
(1) it will be mounted on height regulating rod 13 by the rock sample that the transparent vessel 12 with sensor seals in advance, and adjust height
Degree is 10cm；
(2) remembered in 12 surface of transparent vessel connection computer 11 for recording the passed rock sample corrosion situation data of sensor
Record analysis saves；
(3) water check valve 1 is opened, passes through solution from four parietal suture gap of rock sample；
5) solution collection device
(1) closed 14 outlet height of appearance water installations is set, guarantees that the head difference Δ H that the mouth of a river is determined with classification in this outlet is 0.6cm, it is full
Sufficient preset requirement；
(2) water check valve 1 is opened, makes to enter closed appearance water installations 14 by the solution of rock sample, solution is avoided to contact with air；
(3) it will be drained into solution collection device by the closed solution for holding water installations 14, measures the volume of aqueous solution, and often survey
PH value, conductivity and the concentration for determining solution, are recorded and analyzed；
6) comparison and analysis of experiment front and back
(1) to being compared, analyze before the water imbibition of the rock sample after experiment, structure change, ingredient and experiment, it was therefore concluded that, shape
At analysis report.
In the present embodiment, above-mentioned 2) -5) the implementation time one month by a definite date.
In implementation process, it can determine according to specific analysis content and implement the time.
The present invention is arranged in solution mixing and feeding apparatus by the way that solution mixing and feeding apparatus is arranged in analytical equipment
Distilled water container, solion container 2, mixed gas container 4 are connected on distilled water container, and magnetic force is arranged in distilled water container bottom
Detection mouth 6 is arranged in blender 7, distilled water container lower side, and distilled water container outlet connects peristaltic pump 8 by pipeline, can
Form the water different containing ingredient using solion and mixed gas and distilled water, be conducive to simulate nature contain it is various at
Flow velocity, the flow of the natural water and water flow that divide；By being exported in 10 entrance of head regulating device by connecting tube and peristaltic pump 8
It connects, multiple classification heads is provided in head regulating device 10 and adjust outlet 9 and connection outlet, different classification water can be selected
Head adjusts height, the differential pressure between determining and soluble rock, can in conjunction with subsequent height regulating rod 13, change water flow to lava and
The pressure of water；By the way that transparent vessel 12, and sealed set rock sample, sealed bottom in transparent vessel 12 are arranged in agent set
Height regulating rod 13 is set, is provided with sensor on rock sample, sensor is connect with computer 11, can not only be in advance to solubility
The structure of rock, ingredient are analyzed, it is often more important that the observation that can be tested by transparent vessel 12, by being set at top
Set sensor, can on same rock sample at different conditions water flow, the erosion rate of rock and corrosion amount are influenced to carry out data
Acquisition, same rock sample can be acquired in the erosion rate of different location with corrosion amount data, can also be to different rock samples
The carry out data acquisition that water flow influences the erosion rate of rock and corrosion amount at different conditions, can be realized the difference of water outlet
Pressure, can be recorded in real time using computer 11 and data are analyzed；It, can be by close by the way that closed melt water device is arranged
It closes and holds the height that water installations 14 determine discharge water, so that it is determined that disengaging water level difference in height Δ H, by using under this water seal system
Analytical equipment and application method that water flow loses solvable karst are capable of rock composition (the structure feelings of rock sample before and after comparative determination
Condition, mineral composition, chemical component etc.) variation, the corrosion thickness change of different location is calculated and detected, analyzes water to soluble rock
Corrosion influences, and provides data support for the investigation of geology investigation, ocean or even other celestial body lavas.
Claims (7)
1. the analytical equipment that water flow loses solvable karst under a kind of closed system, including safety valve, water check valve, it is characterised in that:
The water flow includes the mixing and feeding apparatus of aqueous vapor to the analytical equipment that solvable karst loses, and is sequentially connected thereafter and is communicated with solution
Mixing and feeding apparatus, head regulating device, agent set, closed appearance water installations sum aggregate water collecting device, the agent set packet
Transparent vessel is included, sealed set has rock sample, sealed bottom setting height regulating rod in transparent vessel, in transparent vessel above rock sample
It is provided with sensor, sensor is connect with computer, and solution mixing and feeding apparatus, which supplies it to agent set by peristaltic pump, to be had
Erodible liquid carries out the influence that water flow loses solvable karst under different condition and researchs and analyses.
2. the analytical equipment that water flow loses solvable karst under a kind of closed system according to claim 1, it is characterised in that:
The solution mixing and feeding apparatus includes distilled water container, solion container is connected on distilled water container, mixed gas is held
Device, distilled water container bottom are provided with magnetic stirring apparatus, and distilled water container lower side is provided with detection mouth, and distilled water container goes out
Mouth is connected with peristaltic pump by pipeline.
3. the analytical equipment that water flow loses solvable karst under a kind of closed system according to claim 1, it is characterised in that:
The head regulating device entrance is connect by connecting tube with wriggling pump discharge, and multiple classification water are provided in head regulating device
Head adjusts outlet and connection outlet, connection outlet are connected to agent set.
4. the analytical equipment that water flow loses solvable karst under a kind of closed system according to claim 1, it is characterised in that:
The closed entrance for holding water installations is connected to agent set, in closed appearance water installations while overflow port is provided with, under overflow port
Side is provided with solution collection device.
5. the analytical equipment that water flow loses solvable karst under a kind of closed system according to claim 1, it is characterised in that:
The rock sample is soluble rock, is the test specimen after cutting polishing processing.
6. the analytical equipment that water flow loses solvable karst under a kind of closed system according to claim 2, it is characterised in that:
The outlet of the solion container is provided with water check valve, and the outlet of solion container is provided with safety valve.
7. the analysis method that water flow loses solvable karst under a kind of closed system utilizes closed system described in claim 1-5
The analytical equipment that lower water flow loses solvable karst, the analysis method that water flow loses solvable karst under the closed system respectively according to
Following steps operate each equipment:
1) preparation before testing
(1) can lava be cut into multiple panes and polish, formed rock sample, and carry out solvable rock mineral composition, knot
Structure analysis；
2) solution mixing and feeding apparatus
(1) concentration of solion and mixed gas is prepared in container；
(2) solion and mixed gas are added in distilled water according to preset ratio；
(3) mixed solution is stirred evenly with magnetic stirring apparatus；
(4) it is sampled by sample mouth, measures concentration, examine mixed solution until meeting predetermined concentration requirement；
(5) peristaltic pump speed change is adjusted to control the solution flow velocity into head regulating device；
3) head regulating device
(1) it in head regulating device, is adjusted according to requirement of experiment from multiple classification heads and selectes outlet in outlet；
4) main body analytical equipment
(1) it will be mounted on height regulating rod, and adjust highly to predetermined by the rock sample of the transparent vessel with sensor in advance
It is required that；
(2) computer is connected on transparent vessel surface, for recording the passed rock sample corrosion situation data of sensor, carries out record point
Analysis saves；
(3) water check valve is opened, passes through solution from four wall crack of rock sample；
5) solution collection device
(1) closed appearance water installations outlet height is set, guarantees that this outlet meets default want with the head difference Δ H that the mouth of a river is determined in classification
It asks；
(2) water check valve is opened, makes to enter closed appearance water installations by the solution of rock sample, solution is avoided to contact with air；
(3) it will be drained into solution collection device by the closed solution for holding water installations, measures the volume of aqueous solution, and timing measures
The pH value and concentration of solution, are recorded and analyzed；
6) comparison and analysis of experiment front and back
(1) to being compared, analyze before the surface characteristics of the rock sample after experiment, structure, ingredient and experiment, it was therefore concluded that.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109884281B (en) * | 2019-04-12 | 2023-12-01 | 中国地质科学院岩溶地质研究所 | Test device for on-line monitoring carbonate corrosion |
| CN109975504A (en) * | 2019-04-22 | 2019-07-05 | 河南理工大学 | Karst water system difference environmental effect is lauched lithofacies Interaction Simulation device and method |
| CN111272642A (en) * | 2020-03-25 | 2020-06-12 | 沈阳工业大学 | Test device for dynamic water pressure corrosion reaction of carbonate rock |
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