CN109632519A - Temperature field-seepage field couples permeability test method - Google Patents
Temperature field-seepage field couples permeability test method Download PDFInfo
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- CN109632519A CN109632519A CN201910050577.6A CN201910050577A CN109632519A CN 109632519 A CN109632519 A CN 109632519A CN 201910050577 A CN201910050577 A CN 201910050577A CN 109632519 A CN109632519 A CN 109632519A
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- 238000010998 test method Methods 0.000 title claims abstract description 10
- 230000035699 permeability Effects 0.000 title claims abstract description 7
- 238000006073 displacement reaction Methods 0.000 claims abstract description 38
- 239000002689 soil Substances 0.000 claims abstract description 38
- 239000004575 stone Substances 0.000 claims abstract description 27
- 238000007599 discharging Methods 0.000 claims abstract description 25
- 238000005520 cutting process Methods 0.000 claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- 238000011534 incubation Methods 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000002474 experimental method Methods 0.000 claims abstract description 7
- 230000003204 osmotic effect Effects 0.000 claims abstract description 7
- 238000005057 refrigeration Methods 0.000 claims abstract description 6
- 238000012360 testing method Methods 0.000 claims description 27
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 5
- 230000001351 cycling effect Effects 0.000 claims description 3
- 238000007596 consolidation process Methods 0.000 description 17
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 229910052778 Plutonium Inorganic materials 0.000 description 1
- 229910052770 Uranium Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- OYEHPCDNVJXUIW-UHFFFAOYSA-N plutonium atom Chemical compound [Pu] OYEHPCDNVJXUIW-UHFFFAOYSA-N 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/14—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by dead weight, e.g. pendulum; generated by springs tension
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/0806—Details, e.g. sample holders, mounting samples for testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
- G01N15/0826—Investigating permeability by forcing a fluid through a sample and measuring fluid flow rate, i.e. permeation rate or pressure change
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0032—Generation of the force using mechanical means
- G01N2203/0033—Weight
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0222—Temperature
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0236—Other environments
Abstract
The present invention relates to a kind of temperature field-seepage fields to couple permeability test method, and used equipment includes trial body system, loading system two systems；It include temperature control equipment, axial loading device, osmotic control device and displacement monitor in loading system.Test method is as follows: according to requirement of engineering, lower permeable stone is sequentially placed into inside incubation cavity, the soil sample with cutting ring is packed into incubation cavity, permeable stone and cover board are successively put in soil sample；Circulating pump and heating/refrigerating device are opened, as needed the temperature of adjustment heating refrigeration cycle water, starts temperature control Seepage Experiment when the temperature of temperature sensor acquisition reaches preset value；Discharging valve in opening closes lower discharging valve, opens backpressure controllers, adjust back-pressure size as needed；Measure the seepage discharge in graduated cylinder.
Description
Technical field
The present invention relates to a kind of temperature field-stress field-seepage fields to couple consolidation test equipment, for obtaining temperature change feelings
The seepage flow with consolidation test parameters of the soil body, instructs engineering practice under condition.
Background technique
Nuclear power station is used as fuel using uranium and plutonium, and nuclear fission or nuclear fusion can generate big energy later, at nuke rubbish
Reason has become world-famous puzzle.According to incompletely statistics, the nuke rubbish that the whole world generates is up to 200,000 tons, and various countries mostly use greatly viscous
Property soil is permanently filled, and the radioactive isotope of nuke rubbish can generate huge heat in decay process, after 200-300
Temperature is up to 200 DEG C, it is therefore necessary to the long-term Consolidation Deformation Character of cohesive soil under the conditions of researching high-temperature.
Energy pile replaces the technology of traditional earth source heat pump heat exchanger as heat exchanger tube is buried in a kind of pair of underground pile foundation,
The drilling expense of great number is not only saved, and prevents take up additional exterior area, the underground space is greatly saved, while can
To efficiently control construction quality.Energy pile is in heat transfer process, and stake surrounding soil temperature meeting circulation change, which will
Reduce stake Soil Interface friction effect, consider temperature to soil-structure interaction if lacked in engineering practice, it will
Over-evaluate bearing capacity of pile foundation, engineering accident is caused to take place frequently.Therefore research temperature is to the engineering characteristic under native complex environment, to ensuring to pacify
Full construction is of great significance.
Oil-gas pipeline generally requires high temperature and pressure conveying, and during transportation, oil-gas pipeline will be faced with heat dissipation,
Long-term use process pipeline generates amount of heat can all be absorbed by surrounding soil.Studies have shown that as time increases, temperature will
The creep effect for accelerating the soil body causes pipeline in use because cracking phenomena occurs for uneven settlement of foundation.
By investigation and analysis it is not difficult to find that grasping soft soil consolidation deformation characteristic under temperature action is effectively to avoid engineering accident
One of premise.But engineering accident occurs to be only never under single temperature action as a result, but a kind of system of complexity
Engineering.In order to study the characteristic of complex condition soil solidifying, urgent need designs a kind of consideration temperature field, stress field, seepage field coupling
Consolidation apparatus experimental provision under the conditions of cooperation use.Traditional consolidation apparatus is only capable of measuring the coefficient of consolidation of the soil body under normal temperature state, i.e., only
The consolidation characteristics of the soil body under single temperature field are able to achieve, stress field, seepage field and temperature field action can not be considered to soil solidifying
The influence of coefficient.
Based on the above situation, it is necessary to research and develop it is a kind of consideration temperature field, stress field and seepage field coupling consolidation test set
It is ready for use on soil solidifying test, data are provided and are supported for scientific research and engineering design.
Summary of the invention
In view of the above-mentioned problems, providing a kind of consideration temperature field, stress field the purpose of the present invention is combining to test specific requirement
The consolidation test equipment coupled with seepage field, and the temperature field using this equipment-seepage field coupling permeability test method is provided.This
Invention has many advantages, such as that test operation is simple, and test is comprehensive with Consideration, controllability is strong, solves what current consolidation apparatus used
Limitation.Technical scheme is as follows:
A kind of temperature field-seepage field coupling permeability test method, used equipment include trial body system, load system
System two systems, the trial body system are Temperature-Stress-seepage tests system of subject, in which:
The trial body system includes: pedestal, temperature helix tube, lower permeable stone, upper dankness stone, incubation cavity, cover board
And cutting ring；It is fixedly connected with the incubation cavity of built-in temperature helix tube on the base, cutting ring is placed in inside incubation cavity, and on the inside of cutting ring
It has been sequentially placed lower permeable stone, soil sample, upper dankness stone and cover board from bottom to up；Cover board is connected with axial compressive force sensor, cover board
Offer the through-hole being connected with discharge tube；
In loading system include temperature control equipment, axial loading device, osmotic control device and displacement monitor,
In,
Temperature control equipment includes: heating/refrigerating device, circulating pump, circulation changes in temperature pipe and temperature sensor, recycles changes in temperature
Heating/refrigerating device is connected by pipe with circulating pump, is cycling in and out water and temperature to control temperature helix tube；Temperature sensor
To monitor the temperature of soil sample；
Osmotic control device include discharge tube, the graduated cylinder to measure discharge tube outflow water, upper discharging valve, back-pressure pipe, under
Discharging valve, seepage pressure sensor and backpressure controllers, offer diversion pipe in pedestal, by back-pressure pipe by the water conservancy diversion of pedestal
Pipe is connected with backpressure controllers, and the seepage pressure sensor for monitoring displacement is connected on back-pressure pipe；Upper discharging valve
It is separately positioned on discharge tube and back-pressure pipe with lower discharging valve；
Displacement monitor includes: displacement sensor bracket and the displacement sensor that is fixedly connected with cover board；
Test method is as follows:
(1) according to requirement of engineering, the disturbed sample that undisturbed soil sample or be prepared into meets code requirement is cut using cutting ring；
(2) be sequentially placed into inside incubation cavity lower permeable stone, will with cutting ring soil sample be packed into incubation cavity, in soil sample according to
It is secondary to put permeable stone and cover board；Displacement sensor bracket and displacement sensor are installed；Axial pressure sensor and pallet are installed；
(3) circulating pump and heating/refrigerating device are opened, as needed the temperature of adjustment heating refrigeration cycle water, to temperature
The temperature of sensor acquisition starts temperature control Seepage Experiment when reaching preset value；
(4) discharging valve in opening closes lower discharging valve.Backpressure controllers are opened, adjust back-pressure size as needed；
(5) seepage discharge in graduated cylinder is measured.
Preferably the axial loading device includes the counterweight being placed on axial compressive force sensor, axial compressive force sensor
The pressure signal of acquisition is inputted in computer by data collector.The temperature signal of temperature sensor is defeated by data collector
Enter in computer.The displacement signal that displacement sensor is monitored, is input in computer by data collector.Seepage pressure passes
Sensor is connected with collector, and pressure signal is inputted in computer.
Present invention the advantages of there are the following aspects:
(1) temperature helix tube is dispersed throughout soil body surrounding, homogeneous heating；
(2) testing equipment is light and small, and occupied area is few, and load is convenient and reliable, can carry out measuring multiple parameters；
(3) testing equipment experiment effect is obvious, and cost is relatively low, convenient for extensive production.
Detailed description of the invention
Fig. 1 is the consolidation test equipment in a kind of consideration temperature field of the invention, stress field and seepage field coupling.
Figure label explanation: 1. computers；2. data collector；3. backpressure controllers；4. counterweight；5. displacement sensor；
6. displacement sensor bracket；7. cover board；8. cutting ring (diameter 6cm, height 4cm)；9. temperature sensor；10. temperature helix tube；
11. pressure sensor；12. pallet；13. pressure sensor；Discharging valve on 14.；15. upper dankness stone；16. lower permeable stone；Under 17.
Discharging valve；18. graduated cylinder；19. circulating pump；20. heating/refrigerating device；21. pedestal；22 incubation cavities.
Specific embodiment
The present invention will be described with reference to the accompanying drawings and examples.
It is main to wrap the present invention provides a kind of temperature field-stress field-seepage field coupling consolidation test equipment referring to Fig. 1
Include Temperature-Stress-seepage tests system of subject, loading system two systems.
Temperature-Stress-seepage tests system of subject includes: pedestal 21, temperature helix tube 10, lower permeable stone 16, upper permeable
Stone 15, temperature sensor 9, incubation cavity 22, cover board 7, displacement sensor 5, pressure sensor 13, pallet 12, cutting ring 8.In pedestal
21 centers connect temperature sensor 9, and outside is fixedly connected with the incubation cavity 22 of built-in temperature helix tube 10 on pedestal 21, are keeping the temperature
The inside of chamber is connected with cutting ring 8, and is sequentially placed on the inside of cutting ring 8 with porose lower permeable stone 16, filter paper, soil sample, upper dankness stone
15 and cover board 7.It is connected respectively with displacement sensor 5, pressure sensor 13 and discharge tube on cover board 7.Wherein pressure sensor with
12 bolt of pallet is fixedly linked.
It include temperature control equipment, axial loading device, osmotic control device, displacement monitor in loading system.Temperature
Degree control device include: heating/refrigerating device 20, circulating pump 19, circulation changes in temperature pipe, temperature helix tube 10, temperature sensor 9,
Data collector 2, computer 1.Heating/refrigerating device 20 is connected by circulation changes in temperature pipe with circulating pump 19, reaches and is cycling in and out water
Purpose.Circulation changes in temperature pipe is separately connected Temperature-Stress-seepage tests system of subject temperature helix tube 10 and heating/refrigerating
Device 20 controls the temperature of Inlet and outlet water.In order to facilitate monitoring temperature, Temperature-Stress-seepage tests system of subject temperature sensing
Device 9 can monitor the temperature of soil sample, and the electric signal of temperature sensor 9 is inputted in computer 1 by data collector 2.
Axial loading device includes: counterweight 4, pallet 12, pressure sensor 13, data collector 2, computer 1.In pressure
Sensor 13 is connected with the pallet 12 and data collector 2 for putting counterweight 4 respectively.By being placed on counterweight 4 in pallet 12, and will pressure
Force electrical signal is inputted in computer 1 by data collector 2.
Osmotic control device includes graduated cylinder 18, discharge tube, upper discharging valve 14, cover board 7, pedestal 21, back-pressure pipe, lower discharging valve
17, pressure sensor 11, backpressure controllers 3, data collector 2, computer 1.Pedestal 21 and back-pressure are controlled by back-pressure pipe
Device 3 is connected.And pressure sensor 11 is connected on back-pressure pipe, pressure sensor is connected with collector 2 respectively, and by pressure signal
It inputs in computer 1.Graduated cylinder 18 is connected by discharge tube with cover board 7 respectively, for monitoring displacement.Wherein upper discharging valve 14 is under
Discharging valve 17 is specially arranged according to test requirements document and different tests purpose.
Displacement monitor includes: displacement sensor 5, displacement sensor bracket 6, pedestal 21, data collector 2, calculates
Machine 1, cover board 7.Displacement sensor bracket 6 is set in 21 side of pedestal, and displacement sensor 5 is fixed on cover board 7.It will monitoring
Displacement signal, be input in computer 1 by data collector 2.
Test method is as follows:
1. temperature field-seepage field couples permeability test
(1) according to requirement of engineering, undisturbed sample or be prepared into is cut using cutting ring 8 meet the disturbance of code requirement and try
Sample.
(2) it is sequentially placed into lower permeable stone 16 (posting filter paper) in incubation cavity 22, the soil sample with cutting ring 8 is packed into heat preservation
Chamber 22 is inserted on temperature sensor 9, and filter paper, upper dankness stone 15 and cover board 7 are successively put in soil sample.Displacement sensor is installed
Bracket 6 and displacement sensor 5.Pressure sensor 13 and pallet 12 are installed.
(3) circulating pump 19 and heating/refrigerating device 20 are opened, as needed the temperature of adjustment heating refrigeration cycle water, to
The temperature that temperature sensor 9 acquires starts the experiment of temperature control seepage tests when reaching preset value.
(4) discharging valve 14 in opening closes lower discharging valve 17.Backpressure controllers 3 are opened, it is big to adjust back-pressure as needed
It is small.
(5) displacement in graduated cylinder 18 is measured.
(6) water in each pipeline is sucked out in off-test, removes instrument component, takes out band cutting ring soil sample.
2. temperature field-stress field couples consolidation test
(1) according to requirement of engineering, undisturbed sample or be prepared into is cut using cutting ring 8 meet the disturbance of code requirement and try
Sample.
(2) it is sequentially placed into lower permeable stone 16 (posting filter paper) in incubation cavity 22, the soil sample with cutting ring 8 is packed into heat preservation
Chamber 22 is inserted on temperature sensor 9, and filter paper, upper dankness stone 15 and cover board 7 are successively put in soil sample.Displacement sensor is installed
Bracket 6 and displacement sensor 5.Pressure sensor 13 and pallet 12 are installed.
(3) circulating pump 19 and heating/refrigerating device 20 are opened, as needed the temperature of adjustment heating refrigeration cycle water, to
The temperature that temperature sensor 9 acquires starts seepage flow with consolidation experiment when reaching preset value.
(4) discharging valve 14 in opening, lower discharging valve 17.Close backpressure controllers 3.
(5) it is required to be put into counterweight 4 according to load in pallet 12 according to testing program.
(6) during load applies, the seepage discharge in graduated cylinder 18 should be measured.
(7) water in each pipeline is sucked out in off-test, removes instrument component, takes out band cutting ring soil sample.
3. temperature field-stress field-seepage field couples consolidation test
(1) according to requirement of engineering, the disturbance sample that undisturbed sample or be prepared into meets code requirement is cut using cutting ring.
(2) it is sequentially placed into lower permeable stone 16 (posting filter paper) inside incubation cavity, the soil sample with cutting ring 8 is packed into incubation cavity 22, inserts
On temperature sensor 9, filter paper, upper dankness stone 15 and cover board 7 are successively put in soil sample.6 He of displacement sensor bracket is installed
Displacement sensor 5.Pressure sensor 13 and pallet 12 are installed.
(3) circulating pump 19 and heating/refrigerating device 20 are opened, the temperature of refrigeration cycle water is heated in adjustment as needed, to
The temperature that temperature sensor 9 acquires starts seepage flow with consolidation experiment when reaching preset value.
(4) discharging valve 14 in opening closes lower discharging valve 17.Backpressure controllers 3 are opened, it is big to adjust back-pressure as needed
It is small.
(5) it is required to be put into counterweight 4 according to load in pallet 12 according to testing program.
(6) during load applies, the seepage discharge in graduated cylinder 18 should be measured.
(7) water in each pipeline is sucked out in off-test, removes instrument component, takes out band cutting ring soil sample.
Claims (5)
1. a kind of temperature field-seepage field couples permeability test method, used equipment includes trial body system, loading system
Two systems, which is characterized in that the trial body system is Temperature-Stress-seepage tests system of subject, in which:
The trial body system includes: pedestal, temperature helix tube, lower permeable stone, upper dankness stone, incubation cavity, cover board and ring
Knife；It is fixedly connected with the incubation cavity of built-in temperature helix tube on the base, cutting ring is placed in inside incubation cavity, and on the inside of cutting ring under
It is supreme to be sequentially placed lower permeable stone, soil sample, upper dankness stone and cover board；Cover board is connected with axial compressive force sensor, and cover board opens up
There is the through-hole being connected with discharge tube；
It include temperature control equipment, axial loading device, osmotic control device and displacement monitor in loading system, wherein
Temperature control equipment includes: heating/refrigerating device, circulating pump, circulation changes in temperature pipe and temperature sensor, and circulation changes in temperature pipe will
Heating/refrigerating device is connected with circulating pump, is cycling in and out water and temperature to control temperature helix tube；Temperature sensor to
Monitor the temperature of soil sample；
Axial loading device is to the lower permeable stone and soil sample application axis by axial compressive force sensor to cover board and under it
Xiang Li；
Osmotic control device include discharge tube, the graduated cylinder to measure discharge tube outflow water, upper discharging valve, back-pressure pipe, under discharge water
Valve, seepage pressure sensor and backpressure controllers, offer diversion pipe in pedestal, by back-pressure pipe by the diversion pipe of pedestal with
Backpressure controllers are connected, and the seepage pressure sensor for monitoring displacement is connected on back-pressure pipe；Upper discharging valve is under
Discharging valve is separately positioned on discharge tube and back-pressure pipe；
Displacement monitor includes: displacement sensor bracket and the displacement sensor that is fixedly connected with cover board.
Test method is as follows:
(1) according to requirement of engineering, the disturbed sample that undisturbed soil sample or be prepared into meets code requirement is cut using cutting ring；
(2) it is sequentially placed into lower permeable stone inside incubation cavity, the soil sample with cutting ring is packed into incubation cavity, is successively put in soil sample
Upper dankness stone and cover board；Displacement sensor bracket and displacement sensor are installed；Axial pressure sensor and pallet are installed；
(3) circulating pump and heating/refrigerating device are opened, as needed the temperature of adjustment heating refrigeration cycle water, to temperature sensing
The temperature of device acquisition starts temperature control Seepage Experiment when reaching preset value；
(4) discharging valve in opening closes lower discharging valve, opens backpressure controllers, adjust back-pressure size as needed；
(5) seepage discharge in graduated cylinder is measured.
2. the method according to claim 1, wherein the axial loading device includes being placed in axial compressive force biography
The pressure signal of counterweight on sensor, the acquisition of axial compressive force sensor is inputted in computer by data collector.
3. the method according to claim 1, wherein the temperature signal of temperature sensor is defeated by data collector
Enter in computer.
4. the method according to claim 1, wherein the displacement signal that displacement sensor is monitored, passes through data
Collector is input in computer.
5. the method according to claim 1, wherein seepage pressure sensor is connected with collector, and by pressure
Signal inputs in computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910050577.6A CN109632519A (en) | 2019-01-19 | 2019-01-19 | Temperature field-seepage field couples permeability test method |
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| CN201910050577.6A CN109632519A (en) | 2019-01-19 | 2019-01-19 | Temperature field-seepage field couples permeability test method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112540037A (en) * | 2020-12-18 | 2021-03-23 | 中山大学 | Permeability experiment equipment and permeability experiment method |
| CN112730190A (en) * | 2020-12-18 | 2021-04-30 | 中山大学 | Experimental facility of control by temperature change hyposmosis soil |
| CN112964621A (en) * | 2021-02-19 | 2021-06-15 | 中国地质大学（武汉） | Rock-soil body temperature-seepage coupling device for industrial CT scanning |
| CN113640188A (en) * | 2021-06-01 | 2021-11-12 | 上海交通大学 | Testing device and method for simulating in-situ stress field of clay stratum around pile |
| CN114076725A (en) * | 2020-08-14 | 2022-02-22 | 必照岩土科技(南京)有限公司 | Stress field-temperature field coupled flexible wall soil column chemical infiltration device and method |
| CN117191666A (en) * | 2023-09-08 | 2023-12-08 | 中南大学 | Compacting bentonite film effect testing device considering thermal-chemical coupling influence |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105043960A (en) * | 2015-08-04 | 2015-11-11 | 同济大学 | Improved soil mass combined consolidation permeameter |
| CN105510144A (en) * | 2016-01-28 | 2016-04-20 | 中国科学院武汉岩土力学研究所 | Parallel-type rock temperature, seepage and stress coupling triaxial rheometer |
| CN106644743A (en) * | 2017-02-28 | 2017-05-10 | 武汉科技大学 | Novel power lateral confinement compression test device |
| CN106885893A (en) * | 2017-02-24 | 2017-06-23 | 南京泰克奥科技有限公司 | Temperature suction osmotic stress couples multi-functional consolidation system and its operating method |
| CN107655758A (en) * | 2017-08-29 | 2018-02-02 | 天津大学 | A kind of consolidation test method for simulating flux and reflux |
-
2019
- 2019-01-19 CN CN201910050577.6A patent/CN109632519A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105043960A (en) * | 2015-08-04 | 2015-11-11 | 同济大学 | Improved soil mass combined consolidation permeameter |
| CN105510144A (en) * | 2016-01-28 | 2016-04-20 | 中国科学院武汉岩土力学研究所 | Parallel-type rock temperature, seepage and stress coupling triaxial rheometer |
| CN106885893A (en) * | 2017-02-24 | 2017-06-23 | 南京泰克奥科技有限公司 | Temperature suction osmotic stress couples multi-functional consolidation system and its operating method |
| CN106644743A (en) * | 2017-02-28 | 2017-05-10 | 武汉科技大学 | Novel power lateral confinement compression test device |
| CN107655758A (en) * | 2017-08-29 | 2018-02-02 | 天津大学 | A kind of consolidation test method for simulating flux and reflux |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114076725A (en) * | 2020-08-14 | 2022-02-22 | 必照岩土科技(南京)有限公司 | Stress field-temperature field coupled flexible wall soil column chemical infiltration device and method |
| CN112540037A (en) * | 2020-12-18 | 2021-03-23 | 中山大学 | Permeability experiment equipment and permeability experiment method |
| CN112730190A (en) * | 2020-12-18 | 2021-04-30 | 中山大学 | Experimental facility of control by temperature change hyposmosis soil |
| CN112540037B (en) * | 2020-12-18 | 2022-05-20 | 中山大学 | Permeability experiment equipment and permeability experiment method |
| CN112730190B (en) * | 2020-12-18 | 2022-05-20 | 中山大学 | Experimental facility of control by temperature change hyposmosis soil |
| CN112964621A (en) * | 2021-02-19 | 2021-06-15 | 中国地质大学（武汉） | Rock-soil body temperature-seepage coupling device for industrial CT scanning |
| CN113640188A (en) * | 2021-06-01 | 2021-11-12 | 上海交通大学 | Testing device and method for simulating in-situ stress field of clay stratum around pile |
| CN117191666A (en) * | 2023-09-08 | 2023-12-08 | 中南大学 | Compacting bentonite film effect testing device considering thermal-chemical coupling influence |
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