CN107192653A - The test device and test method of underground water seal cave depot rock mass water sealing condition - Google Patents

The test device and test method of underground water seal cave depot rock mass water sealing condition Download PDF

Info

Publication number
CN107192653A
CN107192653A CN201710539307.2A CN201710539307A CN107192653A CN 107192653 A CN107192653 A CN 107192653A CN 201710539307 A CN201710539307 A CN 201710539307A CN 107192653 A CN107192653 A CN 107192653A
Authority
CN
China
Prior art keywords
water
pressure
gas
test
tank
Prior art date
Application number
CN201710539307.2A
Other languages
Chinese (zh)
Other versions
CN107192653B (en
Inventor
曹洋兵
邱冬冬
黄真萍
陈玉华
曾焕接
Original Assignee
福州大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 福州大学 filed Critical 福州大学
Priority to CN201710539307.2A priority Critical patent/CN107192653B/en
Publication of CN107192653A publication Critical patent/CN107192653A/en
Application granted granted Critical
Publication of CN107192653B publication Critical patent/CN107192653B/en

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G01N15/08Investigating permeability, pore-volume, or surface area of porous materials
    • G01N15/082Investigating permeability by forcing a fluid through a sample

Abstract

The present invention relates to a kind of test device of the test device and test method, wherein underground water seal cave depot rock mass water sealing condition of underground water seal cave depot rock mass water sealing condition, it is characterised in that:Including frame and the rock core fastener being located in frame, the rock core fastener top is connected with water tank by upper plug head, the rock core fastener bottom is connected with gas tank by lower end cap, the water tank is provided with water filling port and upper discharge outlet, the electrodynamic pump that the water filling port connection is supplied water, the upper discharge outlet connects counterbalance valve and is additionally provided with visual window on hydraulic pressure, the water tank to control, in stable case;The gas tank is connected in liquid level gauge provided with four connectors, two of which connector, to measure during experiment water level in gas tank;Apparatus of the present invention can be used for the water sealing condition of test underground water seal cave depot rock mass, the advantage is that:Can be when testing rock mass water sealing condition, it is ensured that while gas-liquid is normally inputted, outside is in sealing state in experimental rig.

Description

The test device and test method of underground water seal cave depot rock mass water sealing condition

Technical field:

The invention mainly relates to Geological Engineering, Oil-Gas Storage and Transportation Engineering, Geotechnical Engineering parameter testing field, more particularly, to one kind The test device and test method of underground water seal cave depot rock mass water sealing condition.

Background technology:

Underground water seal cave depot is that cavern is excavated under stably waterline, then sets artificial water curtain in cavern's surrounding rock body, So that producing specific groundwater pressure and hydraulic gradient in surrounding rock of chamber crack, prevent oil and liquefied petroleum gas from passing through rock mass Crack is leaked, so as to reach the purpose of sealed storage.

Improve year by year in dependence on foreign countries for oil, under the background of western countries' oil conservation system gradual perfection, China in Start within 2003 to establish national strategy oil reserve base, tentatively point three phases are carried out.In view of International Underground Storage Facility it is safe and environment-friendly, Advantage in terms of saving expense and Economization on land, the second stage of Huang Island, Zhanjiang, Huizhou and 4, Jinzhou, the Danzhous of three phases, Jieyang, Anqing, Chuxiong and Jagdaqi 5 use underground water seal cave depot form.Meanwhile, store the underground water seal hole of liquefied petroleum gas Storehouse is also built in China many places, built and mainly have many places such as Shantou, Ningbo, Zhuhai, Huang Island Long Ze and Yantai Wanhua what is built Place.The oil and gas reserve construction plan for making a general survey of the Chinese government and enterprise understands that underground water seal cave depot turns into oil gas energy storage One of principal mode.

The core technology of underground water seal cave depot is underground water Sealing Technology(Water seal technology).At present, China is to water seal technology Still grasp inadequate, cause the crucial construction technique of underground water seal cave depot(Water curtain system is designed to be tried with efficiency test, cave depot seal Test and control and run phase country rock long-time stability etc. with criterion, construction time level of ground water)Still mostly come from the official communication such as France, Sweden Inquiry company.Cave depot engineering is built usually under one's control.

The content of the invention:

It is an object of the invention to provide a kind of test device and test method of underground water seal cave depot rock mass water sealing condition, the ground The test device of lower water seal cave depot rock mass water sealing condition is conducive to disclosing the water sealing condition of underground water seal cave depot rock mass.

The test device of underground water seal cave depot rock mass water sealing condition of the present invention, it is characterised in that:Including frame and being located at machine Rock core fastener on frame, the rock core fastener top is connected with water tank by upper plug head, and the rock core fastener bottom leads to Cross lower end cap and be connected with gas tank, the water tank is provided with water filling port and upper discharge outlet, and the water filling port connects the electrodynamic pump supplied water, The upper discharge outlet connects counterbalance valve and is additionally provided with visual window on hydraulic pressure, the water tank to control, in stable case;The gas tank is provided with Four connectors, two of which connector is connected in liquid level gauge, to measure during experiment water level, two other connector in gas tank Lower discharge outlet and gas injection port are respectively connected to, gas injection port is sequentially connected gas pressure regulating valve, compressed air source unit, and lower discharge outlet is used to discharge reality Pressure rod is also embedded with inside unnecessary water during testing, the gas tank, pressure rod connects adding below gas tank by the screw rod that pressurizes Motor is carried, when implementing shearing force, loading motor drives pressure rod to cause the core sample being located in rock core fastener body Cut part and occur at the uniform velocity displacement;Water passage is provided with the upper plug head, with joining water box and core sample, the lower end cap In be provided with air-liquid body flow channel.

Further, the size of above-mentioned water tank cavity part is diameter of phi=270mm, and height h=80mm, its bottom is left and right Both sides connect the water filling port and upper discharge outlet respectively;The visual window cylinder is divided into two parts, and a part is top visual window, Another part is side visual window;In process of the test, determine the gas for flowing through rock sample crack in upper plug head by each visual window At the time of being emerged in passage, the critical condition to judge the holding water seal effect under a certain gas pressure.

Further, Φ=100mm, h=200mm core sample, in core examination are placed in above-mentioned rock core fastener Connector below pressurization bed course, rock core fastener is set to be connected with confined pressure hand pump around sample, by shaking hand pump to core Clamper internal pressurization bed course water filling, confined pressure is applied to reach to sample.

Further, above-mentioned upper and lower plug is fixed on the both ends of the surface of clamper with plug flange respectively, is connected with box flange Water receiving case, gas tank, to prevent rock mass sample from upper and lower displacement occurring at the trial, keep the seal of experimentation Instrumental.

Further, the arch dead slot that a height is 15mm is set on above-mentioned upper plug head with core sample connecting portion, With to local core sample displacement headspace under shear action.

Further, above-mentioned frame is provided with display system, power supply, pressurized system, and top is followed successively by for showing The loading speed governing table of core sample shear rate, for showing the liquid meter of fluid flow in water tank, for showing gas tank Gas flow meter, loading power, liquid pumping source and the general supply of interior gas flow;Next it is inner-ring gas pressure table, water tank pressure Power table and gas tank pressure gauge, in test by the reading of pressure gauge numerical value, can obtain corresponding water, atmospheric pressure, to determine Water sealing condition;It is down ring pressure valve, water tank counterbalance valve and gas tank pressure regulator valve, the pressure size for regulating and controlling each part again;It is most lower Face is to inject the confined pressure hand pump of confined pressure for core sample and the electrodynamic pump of certain pressure water is injected to water tank.

The test method of underground water seal cave depot rock mass water sealing condition test device of the present invention, it is characterised in that:The underground The test device of water seal cave depot rock mass water sealing condition includes frame and the rock core fastener being located in frame, the rock core fastener Top is connected with water tank by upper plug head, and the rock core fastener bottom is connected with gas tank, the water tank by lower end cap and set Have a water filling port and upper discharge outlet, the electrodynamic pump that the water filling port connection is supplied water, the upper discharge outlet connect counterbalance valve to control, surely Determine to be additionally provided with visual window on hydraulic pressure in case, the water tank;The gas tank is connected to liquid provided with four connectors, two of which connector In the meter of position, to measure during experiment water level in gas tank, two other connector is respectively connected to lower discharge outlet and gas injection port, gas injection port Gas pressure regulating valve, compressed air source unit are sequentially connected, lower discharge outlet is used to discharge inside water unnecessary in experimentation, the gas tank also Pressure rod is embedded with, pressure rod connects the loading motor below gas tank by the screw rod that pressurizes, when implementing shearing force, loading electricity Machine drives pressure rod make it that the core sample being located in rock core fastener body is cut part and occurs at the uniform velocity displacement;In the upper plug head Provided with water passage, with joining water box and core sample, air-liquid body flow channel is provided with the lower end cap;Making step:

(1)Core sample makes and placed, and manufacturing specification is diameter of phi=100mm, height h=200mm cylindrical rock mass sample (Crack can be contained at axis), it is loaded into rock core fastener, and fixing device;

(2)Confined pressure is loaded, and confined pressure is applied using confined pressure hand pump(Preferably first carry out the confined pressure experiment of minimum level), enclosed until predetermined Pressure value simultaneously stablizes the value;

(3)Water pressure is loaded, and water source is connected into electrodynamic pump, and water pressure is applied using electrodynamic pump(Preferably first carry out the water of minimum level Pressure test, and ensure confined pressure when water pressures at different levels are respectively less than experiment), injected water into by water filling port in water tank, until pre- After fixed hydraulic pressure value, pass through the stable hydraulic pressure of water tank counterbalance valve.

(4)Atmospheric pressure is loaded, and source of the gas is opened, gases at high pressure are changed into certain pressure-sustaining gas by source of the gas pressure regulator valve, Gas injects gas tank, improves atmospheric pressure step by step afterwards, if the water sealing condition under test shear displacemant-confined pressure synergy, Apply shearing force while applying atmospheric pressure, observing bubble by visual window emerges moment, records corresponding water pressure, air pressure Power, tangential displacement, you can draw corresponding gas leakage critical condition.

Apparatus of the present invention can be used for the water sealing condition of test underground water seal cave depot rock mass, the advantage is that:

(1)Can be when testing rock mass water sealing condition, it is ensured that while gas-liquid is normally inputted, outside is in sealing in experimental rig State.

(2)Different confined pressures, shear displacemant, crack geometric properties can be tested(Gap is wide, roughness, angle)To rock mass water seal The influence of condition, and when can test Multiple factors coupling rock mass water sealing condition.

(3)Both pore water, crevice water can have been tested and sealed problem up for safekeeping, also can have been studied under confined pressure effect, shear displacemant-confined pressure Problem is sealed up for safekeeping under synergy.

Reusability is high, and this experimental rig each several part is separate, can dismantle, clean after experiment, repeating profit With.And integral replacing is not needed when instrument is damaged, as long as carrying out local replacement for the device of appropriate section, is subtracted The maintenance cost of instrument is lacked.

Brief description of the drawings:

Fig. 1 is the main structure diagram of instrument of the present invention;

Fig. 2 is the side structure schematic view of instrument of the present invention;

Fig. 3 is the upper plug head upper surface figure of instrument of the present invention;

Fig. 4 is the lower end cap lower surface figure of instrument of the present invention;

In figure, 1, visual window, 2, water tank, 3, upper discharge outlet, 4, upper plug head, 5, pressurization bed course, 6, rock core fastener, 7, core examination Sample, 8, lower end cap, 9, frame, 10, pressure rod, 11, liquid level gauge, 12, gas tank, 13, loading motor, 14, water filling port, 15, gas injection Mouthful, 16, lower discharge outlet, 17, tangential force loading speed governing table, 18, liquid meter, 19, gas flow meter, 20, general supply, 21, Loading power, liquid pumping source, 22, tank pressure table, 23, inner-ring gas pressure table, 24, air box pressure table, 25, gas tank pressure regulator valve, 26th, ring pressure valve, 27, water tank counterbalance valve, 28, confined pressure hand pump, 29, electrodynamic pump, 30, pressurization screw rod, 31, water passage, 32, Air-liquid body flow channel, 33, arch dead slot.

Embodiment:

The present invention will be further described in detail with reference to the accompanying drawings and detailed description.

The test device of underground water seal cave depot rock mass water sealing condition of the present invention, including frame 9 and the core being located in frame 9 Clamper 6, the top of rock core fastener 6 is connected with water tank 2 by upper plug head 4, and the bottom of rock core fastener 6 passes through lower stifled First 8 are connected with gas tank 12, and the water tank 2 is provided with water filling port 14 and upper discharge outlet 3(Voltage stabilizing discharge outlet), the water filling port 14 The electrodynamic pump 29 supplied water is connected, the upper discharge outlet 3 connection counterbalance valve 27 is to control, hydraulic pressure in stable case, on the water tank also Provided with visual window 1;The gas tank 12 is provided with four connectors, and two of which connector is connected in liquid level gauge 11, to measure examination Water level in gas tank when testing, two other connector is respectively connected to lower discharge outlet 16 and gas injection port 15, and gas injection port 15 is sequentially connected gas Body pressure regulator valve 25, compressed air source unit(Air pump), lower discharge outlet 16 is used to discharge goes back inside water unnecessary in experimentation, the gas tank Pressure rod 10 is embedded with, pressure rod 10 connects the loading motor 13 below gas tank by the screw rod 30 that pressurizes, and is implementing shearing force When, loading motor 13 drives pressure rod 10 make it that the core sample 7 in rock core fastener body is cut part and occurs at the uniform velocity position Move;Water passage 31 is provided with the upper plug head, with joining water box and core sample, air-liquid body stream is provided with the lower end cap Dynamic passage 32.

Further, in order to reasonable in design, the size of above-mentioned water tank cavity part is diameter of phi=270mm, height h= 80mm, its bottom arranged on left and right sides connects the water filling port 14 and upper discharge outlet 3 respectively;The visual window cylinder is divided into two parts, A part is top visual window, and another part is side visual window;In process of the test, determine that gas passes through by each visual window Rock sample crack and at the time of emerged in upper plug head passage, to judge to keep the critical of water seal effect under a certain gas pressure State.

Further, Φ=100mm, h=200mm core sample, in core examination are placed in above-mentioned rock core fastener Connector below pressurization bed course 5, rock core fastener is set to be connected with confined pressure hand pump 28 around sample, by shaking 28 pairs of hand pump Rock core fastener internal pressurization bed course water filling, confined pressure is applied to reach to sample.

Further, above-mentioned upper and lower plug is fixed on the both ends of the surface of clamper with plug flange respectively, is connected with box flange Water receiving case, gas tank, to prevent rock mass sample from upper and lower displacement occurring at the trial, keep the seal of experimentation Instrumental.

Further, the arch dead slot that a height is 15mm is set on above-mentioned upper plug head with core sample connecting portion 33, with to local core sample displacement headspace under shear action.Lower end cap is except a length of 90mm, a width of 12mm air-liquid Body flow channel 32, in addition to the pressure rod reserved for pressure rod are vented passage, and its cross section size and pressure rod cross section are big It is small basically identical.

Further, above-mentioned frame is provided with display system, power supply, pressurized system, and top is followed successively by for showing core The loading speed governing table 17 of sample shear rate, the liquid meter 18 for showing fluid flow in water tank, for showing gas tank Gas flow meter 19, loading power, liquid pumping source 21 and the general supply 20 of interior gas flow;Next it is inner-ring gas pressure table 23rd, tank pressure table 22 and gas tank pressure gauge 24, in test by the reading of pressure gauge numerical value, can obtain corresponding water, gas Pressure, to determine water sealing condition;It is again down ring pressure valve 26, water tank counterbalance valve 27 and gas tank pressure regulator valve 25, for regulating and controlling respectively The pressure size of part;Bottom is to inject the confined pressure hand pump 28 of confined pressure for core sample and inject certain pressure water to water tank Electrodynamic pump 29.

The test method of underground water seal cave depot rock mass water sealing condition test device of the present invention, the underground water seal cave depot rock mass The test device of water sealing condition includes frame 9 and the rock core fastener 6 being located in frame 9, and the top of rock core fastener 6 passes through Upper plug head 4 is connected with water tank 2, and the bottom of rock core fastener 6 is connected with gas tank 12 by lower end cap 8, and the water tank 2 is provided with Water filling port 14 and upper discharge outlet 3(Voltage stabilizing discharge outlet), the electrodynamic pump 29 that the connection of water filling port 14 is supplied water, the upper discharge outlet 3 connection counterbalance valves 27 are additionally provided with visual window 1 to control, stablize on hydraulic pressure in case, the water tank;The gas tank 12 is provided with four companies Interface, two of which connector is connected in liquid level gauge 11, to measure during experiment water level in gas tank, two other connector difference The lower discharge outlet 16 of access and gas injection port 15, gas injection port 15 are sequentially connected gas pressure regulating valve 25, compressed air source unit(Air pump), lower discharge outlet 16 are used to discharge also to be embedded with pressure rod 10 inside water unnecessary in experimentation, the gas tank, and pressure rod 10 passes through the screw rod that pressurizes Loading motor 13 below 30 connection gas tanks, when implementing shearing force, loading motor 13 drives pressure rod 10 to be located at Core sample 7 in rock core fastener body is cut part and occurs at the uniform velocity displacement;Water passage 31 is provided with the upper plug head, with even Air-liquid body flow channel 32 is provided with water flowing case and core sample, the lower end cap;Operating procedure:

(1)Core sample makes and placed, and manufacturing specification is diameter of phi=100mm, height h=200mm cylindrical rock mass sample (Crack can be contained at axis), it is loaded into rock core fastener, and fixing device;

(2)Confined pressure is loaded, and confined pressure is applied using confined pressure hand pump(Preferably first carry out the confined pressure experiment of minimum level), enclosed until predetermined Pressure value simultaneously stablizes the value;

(3)Water pressure is loaded, and water source is connected into electrodynamic pump, and water pressure is applied using electrodynamic pump(Preferably first carry out the water of minimum level Pressure test, and ensure confined pressure when water pressures at different levels are respectively less than experiment), injected water into by water filling port in water tank, until pre- After fixed hydraulic pressure value, pass through the stable hydraulic pressure of water tank counterbalance valve.

(4)Atmospheric pressure is loaded, and source of the gas is opened, gases at high pressure are changed into certain pressure-sustaining gas by source of the gas pressure regulator valve, Gas injects gas tank, improves atmospheric pressure step by step afterwards, if the water sealing condition under test shear displacemant-confined pressure synergy, Apply shearing force while applying atmospheric pressure, observing bubble by visual window emerges moment, records corresponding water pressure, air pressure Power, tangential displacement, you can draw corresponding gas leakage critical condition.

Apparatus of the present invention can be used for the water sealing condition of test underground water seal cave depot rock mass, the advantage is that:

(1)Can be when testing rock mass water sealing condition, it is ensured that while gas-liquid is normally inputted, outside is in sealing in experimental rig State.

(2)Different confined pressures, shear displacemant, crack geometric properties can be tested(Gap is wide, roughness, angle)To rock mass water seal The influence of condition, and when can test Multiple factors coupling rock mass water sealing condition.

(3)Both pore water, crevice water can have been tested and sealed problem up for safekeeping, also can have been studied under confined pressure effect, shear displacemant-confined pressure Problem is sealed up for safekeeping under synergy.

Reusability is high, and this experimental rig each several part is separate, can dismantle, clean after experiment, repeating profit With.And integral replacing is not needed when instrument is damaged, as long as carrying out local replacement for the device of appropriate section, is subtracted The maintenance cost of instrument is lacked.

The foregoing is only presently preferred embodiments of the present invention, all equivalent changes done according to scope of the present invention patent with Modification, should all belong to the covering scope of the present invention.

Claims (7)

1. a kind of test device of underground water seal cave depot rock mass water sealing condition, it is characterised in that:Including frame and being located in frame Rock core fastener, the rock core fastener top is connected with water tank by upper plug head, and the rock core fastener bottom is under Plug is connected with gas tank, and the water tank is provided with water filling port and upper discharge outlet, and the electrodynamic pump that the water filling port connection is supplied water is described Upper discharge outlet connects counterbalance valve and is additionally provided with visual window on hydraulic pressure, the water tank to control, in stable case;The gas tank is provided with four Connector, two of which connector is connected in liquid level gauge, to measure during experiment water level in gas tank, two other connector difference The lower discharge outlet of access and gas injection port, gas injection port are sequentially connected gas pressure regulating valve, compressed air source unit, and lower discharge outlet was tested for discharge Pressure rod is also embedded with inside unnecessary water in journey, the gas tank, pressure rod connects the loading electricity below gas tank by the screw rod that pressurizes Machine, when implementing shearing force, loading motor drives pressure rod make it that the core sample being located in rock core fastener body is cut At the uniform velocity displacement occurs for part;Water passage is provided with the upper plug head, with joining water box and core sample, is set in the lower end cap There is air-liquid body flow channel.
2. the test device of underground water seal cave depot rock mass water sealing condition according to claim 1, it is characterised in that:The water The size of box cavity part be diameter of phi=270mm, height h=80mm, its bottom arranged on left and right sides connect respectively the water filling port and Upper discharge outlet;The visual window cylinder is divided into two parts, and a part is top visual window, and another part is side visual window;Examination During testing, at the time of determining that the gas for flowing through rock sample crack is emerged in upper plug head passage by each visual window, to sentence Break and the critical condition of water seal effect is kept under a certain gas pressure.
3. the test device of underground water seal cave depot rock mass water sealing condition according to claim 1, it is characterised in that:The rock Φ=100mm is placed in core holder, h=200mm core sample sets pressurization bed course, core around the core sample Connector is connected with confined pressure hand pump below clamper, by shaking hand pump to rock core fastener internal pressurization bed course water filling, Confined pressure is applied to sample to reach.
4. the test device of underground water seal cave depot rock mass water sealing condition according to claim 1, it is characterised in that:It is described Upper and lower plug is fixed on the both ends of the surface of clamper with plug flange respectively, water tank, gas tank is connected with box flange, to prevent rock Upper and lower displacement occurs at the trial for body sample, keeps the seal of experimentation Instrumental.
5. the test device of underground water seal cave depot rock mass water sealing condition according to claim 1, it is characterised in that:On described The arch dead slot that one height is 15mm is set on plug with core sample connecting portion, to be tried to local core under shear action Sample displacement headspace.
6. the test device of underground water seal cave depot rock mass water sealing condition according to claim 1, it is characterised in that:The machine Frame is provided with display system, power supply, pressurized system, and the loading that top is followed successively by for showing core sample shear rate is adjusted Fast table, for show the liquid meter of fluid flow in water tank, for show the gas flow meter of gas flow in gas tank, plus Carry power supply, liquid pumping source and general supply;Next it is inner-ring gas pressure table, tank pressure table and gas tank pressure gauge, in test By the reading of pressure gauge numerical value, corresponding water, atmospheric pressure can be obtained, to determine water sealing condition;It is down ring pressure valve, water again Case counterbalance valve and gas tank pressure regulator valve, the pressure size for regulating and controlling each part;Bottom is to inject enclosing for confined pressure for core sample Press hand pump and the electrodynamic pump of certain pressure water is injected to water tank.
7. a kind of test method of underground water seal cave depot rock mass water sealing condition test device, it is characterised in that:The underground water seal The test device of cave depot rock mass water sealing condition includes frame and the rock core fastener being located in frame, the rock core fastener top Water tank is connected with by upper plug head, the rock core fastener bottom is connected with gas tank by lower end cap, and the water tank is provided with note The mouth of a river and upper discharge outlet, the electrodynamic pump that the water filling port connection is supplied water, the upper discharge outlet connection counterbalance valve is to control, stable case Visual window is additionally provided with interior hydraulic pressure, the water tank;The gas tank is connected to liquid level gauge provided with four connectors, two of which connector In, to measure during experiment water level in gas tank, two other connector is respectively connected to lower discharge outlet and gas injection port, and gas injection port is successively Gas pressure regulating valve, compressed air source unit are connected, lower discharge outlet is used to discharge also to be embedded with inside water unnecessary in experimentation, the gas tank Pressure rod, pressure rod connects the loading motor below gas tank by the screw rod that pressurizes, when implementing shearing force, loading motor band Dynamic pressure rod make it that the core sample being located in rock core fastener body is cut part and occurs at the uniform velocity displacement;It is provided with the upper plug head Water passage, with joining water box and core sample, air-liquid body flow channel is provided with the lower end cap;Operating procedure:
(1)Core sample makes and placed, and manufacturing specification is diameter of phi=100mm, height h=200mm cylindrical rock mass sample (Crack can be contained at axis), it is loaded into rock core fastener, and fixing device;
(2)Confined pressure is loaded, and confined pressure is applied using confined pressure hand pump(Preferably first carry out the confined pressure experiment of minimum level), enclosed until predetermined Pressure value simultaneously stablizes the value;
(3)Water pressure is loaded, and water source is connected into electrodynamic pump, and water pressure is applied using electrodynamic pump(Preferably first carry out the water of minimum level Pressure test, and ensure confined pressure when water pressures at different levels are respectively less than experiment), injected water into by water filling port in water tank, until pre- After fixed hydraulic pressure value, pass through the stable hydraulic pressure of water tank counterbalance valve;
(4)Atmospheric pressure is loaded, and source of the gas is opened, gases at high pressure are changed into certain pressure-sustaining gas by source of the gas pressure regulator valve, gas Gas tank is injected, atmospheric pressure is improved step by step afterwards, if the water sealing condition under test shear displacemant-confined pressure synergy, applied Apply shearing force while atmospheric pressure, observing bubble by visual window emerges moment, records corresponding water pressure, atmospheric pressure, cuts Shear force, you can draw corresponding gas leakage critical condition.
CN201710539307.2A 2017-07-04 2017-07-04 The test device and test method of underground water seal cave depot rock mass water sealing condition CN107192653B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710539307.2A CN107192653B (en) 2017-07-04 2017-07-04 The test device and test method of underground water seal cave depot rock mass water sealing condition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710539307.2A CN107192653B (en) 2017-07-04 2017-07-04 The test device and test method of underground water seal cave depot rock mass water sealing condition

Publications (2)

Publication Number Publication Date
CN107192653A true CN107192653A (en) 2017-09-22
CN107192653B CN107192653B (en) 2019-09-13

Family

ID=59881830

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710539307.2A CN107192653B (en) 2017-07-04 2017-07-04 The test device and test method of underground water seal cave depot rock mass water sealing condition

Country Status (1)

Country Link
CN (1) CN107192653B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108181440A (en) * 2017-11-24 2018-06-19 浙江海洋大学 The experimental provision of testing large underground water seal pit hole library reinjected water water quality index
CN108196019A (en) * 2017-12-15 2018-06-22 浙江海洋大学 A kind of three-dimensional injection-recovery apparatus for testing underground water seal pit hole library reinjected water water quality index
CN108195731A (en) * 2017-11-24 2018-06-22 浙江海洋大学 The one-dimensional injection-recovery apparatus of testing large underground water seal pit hole library reinjected water water quality index
CN109374504A (en) * 2018-11-19 2019-02-22 浙江海洋大学 A kind of test method of dynamic monitoring Large Underground water seal pit hole library water curtain moisturizing effect

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103234490A (en) * 2013-05-06 2013-08-07 中国水电顾问集团中南勘测设计研究院 Water-seal effect measuring and control device of water-seal underground oil storage cavern
CN104132848A (en) * 2014-08-13 2014-11-05 河海大学 Method for determining long-term strength parameter of surrounding rock of underground water seal petroleum storage cavern
CN104316447A (en) * 2014-10-28 2015-01-28 中国矿业大学 Fractured rock mass stress and seepage coupled testing system and method
WO2015034463A1 (en) * 2013-09-03 2015-03-12 Halliburton Energy Services, Inc. Methods and systems for evaluation of rock permeability, porosity, and fluid composition
RU2558838C1 (en) * 2014-07-02 2015-08-10 Общество с ограниченной ответственностью "Научно-исследовательский институт природных газов и газовых технологий-Газпром ВНИИГАЗ" Modelling and estimating active storage capacity of underground gas storage in water-bearing fractured porous structures
CN105203411A (en) * 2015-11-06 2015-12-30 武汉大学 Slit shear-seepage coupling test system of triaxial cell and test method
CN105973710A (en) * 2016-06-14 2016-09-28 长江水利委员会长江科学院 Complicated jointed rock mass hydraulic coupling field tri-axial testing system and method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103234490A (en) * 2013-05-06 2013-08-07 中国水电顾问集团中南勘测设计研究院 Water-seal effect measuring and control device of water-seal underground oil storage cavern
WO2015034463A1 (en) * 2013-09-03 2015-03-12 Halliburton Energy Services, Inc. Methods and systems for evaluation of rock permeability, porosity, and fluid composition
RU2558838C1 (en) * 2014-07-02 2015-08-10 Общество с ограниченной ответственностью "Научно-исследовательский институт природных газов и газовых технологий-Газпром ВНИИГАЗ" Modelling and estimating active storage capacity of underground gas storage in water-bearing fractured porous structures
CN104132848A (en) * 2014-08-13 2014-11-05 河海大学 Method for determining long-term strength parameter of surrounding rock of underground water seal petroleum storage cavern
CN104316447A (en) * 2014-10-28 2015-01-28 中国矿业大学 Fractured rock mass stress and seepage coupled testing system and method
CN105203411A (en) * 2015-11-06 2015-12-30 武汉大学 Slit shear-seepage coupling test system of triaxial cell and test method
CN105973710A (en) * 2016-06-14 2016-09-28 长江水利委员会长江科学院 Complicated jointed rock mass hydraulic coupling field tri-axial testing system and method

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
王者超 等: "地下石油洞库水封性评价方法体系及应用", 《岩土工程学报》 *
贾朝军 等: "地下水封洞库围岩气体渗透特性及滑脱效应研究", 《工程力学》 *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108181440A (en) * 2017-11-24 2018-06-19 浙江海洋大学 The experimental provision of testing large underground water seal pit hole library reinjected water water quality index
CN108195731A (en) * 2017-11-24 2018-06-22 浙江海洋大学 The one-dimensional injection-recovery apparatus of testing large underground water seal pit hole library reinjected water water quality index
CN108181440B (en) * 2017-11-24 2020-06-23 浙江海洋大学 Experimental device for testing water quality index of reinjection water of large-scale underground water-sealed cave depot
CN108196019A (en) * 2017-12-15 2018-06-22 浙江海洋大学 A kind of three-dimensional injection-recovery apparatus for testing underground water seal pit hole library reinjected water water quality index
CN108196019B (en) * 2017-12-15 2020-10-02 浙江海洋大学 Three-dimensional injection-production device for testing quality index of reinjection water of underground water-sealed cave depot
CN109374504A (en) * 2018-11-19 2019-02-22 浙江海洋大学 A kind of test method of dynamic monitoring Large Underground water seal pit hole library water curtain moisturizing effect
CN109374504B (en) * 2018-11-19 2020-11-13 浙江海洋大学 Test method for dynamically monitoring water supplementing effect of water curtain of large-scale underground water-sealed stone cave depot

Also Published As

Publication number Publication date
CN107192653B (en) 2019-09-13

Similar Documents

Publication Publication Date Title
US9921202B2 (en) Integrated experimental system of hydrofracturing, water jet slotting, seepage and gas displacement under true triaxial stress
CN103485759B (en) Oil/gas Well hydraulically created fracture extension visualized experiment method and device thereof
EP2525216B1 (en) Apparatus for measuring permittivity of rocks and fault clays using permittivity sensor
CN102778554B (en) Experimental device for improving permeability of shale gas storage layer in supercritical CO2 fracturing process
CN102288529B (en) Device for simultaneously measuring expansion and permeability rate of gas injected into coal rock under tri-axial stress condition
CN203191270U (en) Experimental apparatus for reforming shale reservoir by pulse hydraulic fracturing
CN102491603B (en) Air injection system and method for in situ restoration of volatile pollutant in underground water
CN204461965U (en) Adding pressure type rock permeability instrument
CN103776979B (en) A kind of coal seam water infusion suppresses analog detection method and the device of desorption of mash gas effect
CN101446189B (en) Supercritical carbon dioxide drive physical analogue device
CN107063963A (en) A kind of compact reservoir microcrack extension and the test device and method of seepage flow characteristics
US5207530A (en) Underground compressed natural gas storage and service system
CN103065538B (en) Indoor drilling accident and well control technology simulation test device
CN103969165B (en) Device and method for simultaneously testing permeability of compact rocks under transient state and steady state
CN105041280B (en) A kind of carbon dioxide mixed phase that realizes drives the method and apparatus of laboratory experiment
CN106644871A (en) Evaluating method of oil and gas reservoir seepage by supercritical carbon dioxide fracturing fluid and method thereof
CN107782634B (en) Microcomputer-controlled electro-hydraulic servo rock triaxial dynamic shear seepage coupling test device
CN105547721B (en) Double-end sealing leak detection integration observation procedure
CN102720476B (en) O-shaped well physical simulation experiment device
CN105372410B (en) Double-end sealing leak detection combined geometry
CN203881738U (en) Three-dimensional model test system for treating water bursting, mud bursting and grouting of tunnel
WO2016061854A1 (en) Simulation experiment device for natural gas hydrate exploitation at permeable boundary layers
CN107748110A (en) The axle dynamic shearing seepage flow of microcomputer controlled electro-hydraulic servo rock three couples multifunction test method
CN104034644B (en) A kind of can the heterogeneous percolating medium triaxial stress seepage flow coupling test device of Quick Measurement porosity
CN102297807B (en) Tester for testing durability of material under high-pressure hydrogen environment

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant