CN113588306B - Experimental device and experimental method for gas storage of residues in bottom pit of old cavity for salt mining - Google Patents

Experimental device and experimental method for gas storage of residues in bottom pit of old cavity for salt mining Download PDF

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CN113588306B
CN113588306B CN202110798671.7A CN202110798671A CN113588306B CN 113588306 B CN113588306 B CN 113588306B CN 202110798671 A CN202110798671 A CN 202110798671A CN 113588306 B CN113588306 B CN 113588306B
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brine
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salt
glass container
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CN113588306A (en
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李凤芹
田桂中
冯晓明
赵磊
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Jiangsu University of Science and Technology
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Abstract

The invention discloses an experimental device and an experimental method for residue gas storage of a pit of an old cavity for salt mining, which comprises a container, wherein a sealing cover is arranged at the top of the container, a gas transmission pipeline is connected onto the sealing cover and is communicated with an air compressor, a gas flowmeter and a first valve are arranged on the gas transmission pipeline, a brine discharge pipeline is connected to the lower part of the container, a second valve, a liquid flowmeter and a salt concentration meter are connected onto the brine discharge pipeline, the tail end of the brine discharge pipeline extends into a metering cylinder, and a gauze is arranged at an outlet at the lower part of the container and can prevent insoluble particles from passing through and only allow brine to enter the brine discharge pipeline through the outlet. The invention can verify the feasibility of the spatial gas storage of the bottom pit residues, study the gas injection, halogen discharge and capacity expansion mechanisms of the bottom pit residues, obtain the proportion of the spatial gas storage volume of the bottom pit residues in the insoluble substances in the bottom pit, verify the feasibility of the capacity expansion of the cavity of the bottom pit, and obtain the experimental capacity expansion volume and the spatial gas storage volume of the residues.

Description

Experimental device and experimental method for gas storage of residues in bottom pit of old cavity for salt mining
Technical Field
The invention relates to a gas storage experimental device and an experimental method, in particular to a gas storage experimental device and an experimental method for residue in a pit of an old cavity for salt mining.
Background
With the continuous improvement of the requirement of environmental protection, natural gas is widely used in a plurality of fields as a clean energy source, and the demand of China on natural gas storage facilities is continuously increased. The salt cavern gas storage is more and more favored by people by virtue of the advantages of flexible gas injection and production, large throughput, good economic benefit and the like. However, the long cavity dissolving period limits the large-scale construction speed of the salt cavern gas storage, about 4-5 years or more are needed from drilling to gas injection operation of a new well, and the time for drilling and cavity dissolving can be saved by reconstructing the salt cavern gas storage by using an old cavity formed by salt mining of salinization enterprises, so that the investment is saved, and the construction speed can be accelerated.
The underground space of the old cavity formed by the salt extraction is composed of the existing upper cavity volume filled with brine and a bottom pit at the lower part, and the bottom pit is filled with salt extraction residues and brine. The residue contains insoluble substances (salt bed interlayer stones) and salt rocks which are not dissolved in time (the salt rocks fall to a pit during initial salt mining, and brine is not dissolved due to saturated brine concentration at the bottom), and gaps of the residue are filled with brine. At present, some old salt-mining cavities are transformed in the Jintan area of Jiangsu province in China and good results are obtained, however, the transformation only utilizes the volume of the upper cavity of the old cavity, the volume of the pit residue space is not utilized, and the waste of resources is caused.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide an experimental device and an experimental method for storing residue in a pit of an old cavity for salt mining, which are used for researching gas injection, halogen removal and capacity expansion mechanisms of the residue in the pit, verifying the feasibility of a pit residue gas storage, obtaining the utilization rate of a pit space, and solving the problems that the existing old cavity and pit residue space of a salinization enterprise cannot be used due to the fact that the gas storage capacity of the pit residue space is not realized and the residue space cannot be utilized.
The technical scheme is as follows: the device comprises a container, wherein a sealing cover is arranged at the top of the container, a gas transmission pipeline is connected onto the sealing cover and communicated with an air compressor, a gas flowmeter and a first valve are arranged on the gas transmission pipeline, a halogen discharging pipeline is connected to the lower portion of the container, a second valve, a liquid flowmeter and a salt concentration meter are connected onto the halogen discharging pipeline, and the tail end of the halogen discharging pipeline extends into a metering cylinder.
The second valve is positioned between the liquid flowmeter and the container, and the liquid flow on the pipeline is controlled through the valve.
The gauze is arranged at the outlet at the lower part of the container, so that insoluble substances can be prevented from passing through the gauze, and only brine is allowed to enter the brine discharge pipeline through the outlet.
The container is a glass container, and scales are arranged on the glass container.
An experimental method for gas storage of residue in a pit of an old cavity for salt mining comprises the following steps:
firstly, putting the salt rock taken from the salt mine to be detected into a glass container with radius r;
step two, adding fresh water into the glass container and stirring to dissolve the salt rock, and uniformly scattering insoluble substances in the glass container;
step three, adding brine into the glass container, simulating a bottom pit of an old salt-collecting cavity, sealing the upper end of the glass container, and recording the height k of an insoluble substance and the interface of the brine1；
Opening valves on the air compressor, the air conveying pipeline and the brine discharge pipeline, injecting air into the glass container through the air conveying pipeline, and discharging brine out of the glass container through the brine discharge pipeline;
observing the change of the liquid level in the glass container, and recording the total volume of discharged brine, the data of a gas flowmeter and the data of a liquid flowmeter when the liquid level is positioned on the scale of an insoluble substance interface and air appears in a brine discharge pipeline to obtain the gas storage volume of a pit residue space;
step six, after air appears in the halogen discharge pipeline, closing an air compressor and valves on the air transmission pipeline and the halogen discharge pipeline, opening a sealing cover at the upper end of the glass container, injecting fresh water into the glass container and standing;
and seventhly, repeating the fourth step and the fifth step, observing data of the salt concentration meter, and measuring the average salt concentration c and the total brine amount L of the total discharged brine to obtain the volume expansion volume.
The thickness of the insoluble matter in the step (2) is not less than 1/2, and if the thickness is not satisfied, the addition of the salt rock in the step one is continued.
The brine added in the step (3) is saturated brine.
The storage volume V of the pit residue space in the step (5) is the total brine discharge volume V when air appears in the brine discharge pipelineGeneral (1)Minus the liquid levelVolume V of brine discharge on insoluble boundary scale1。
The ratio alpha of the storage volume V of the pit residue space to the insoluble substances in the pit is V/(k)1πr2)。
The expansion volume VExpanding deviceL/p, where p is the density of the salt rock, if the volume is expanded VExpanding machine>And 0, namely verifying the feasibility of the bottom pit cavity expansion.
Has the advantages that: the invention can verify the feasibility of the spatial gas storage of the bottom pit residues, study the gas injection, halogen discharge and capacity expansion mechanisms of the bottom pit residues, obtain the proportion of the spatial gas storage volume of the bottom pit residues in the insoluble substances in the bottom pit, verify the feasibility of the capacity expansion of the cavity of the bottom pit, and obtain the experimental capacity expansion volume and the spatial gas storage volume of the residues.
Drawings
FIG. 1 is an overall structural view of the present invention.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in figure 1, the glass container comprises a glass container 3, the glass container 3 is a cylinder with scales, a plastic sealing cover is arranged at the top of the glass container 3, a rubber ring is arranged between the sealing cover and the glass container 3, a hole is formed in the sealing cover and is connected with a gas transmission pipeline 4, the gas transmission pipeline 4 is communicated with an air compressor 1, the air compressor 1 is located at the starting end of the gas transmission pipeline 4, and a gas flow meter 2 and a first valve 9 are arranged on the gas transmission pipeline 4. The lower part of the glass container 3 is connected with a brine discharge pipeline 5, a fluid flow meter 6 and a salt concentration meter 8 are arranged on the brine discharge pipeline 5, a second valve 10 is arranged between the fluid flow meter 6 and the glass container 3 to control the flow of fluid, the bottom of the brine discharge pipeline 5 extends into a metering cylinder 7, and the metering cylinder 7 is used for collecting brine discharged from the brine discharge pipeline 5 and metering the brine. The outlet at the lower part of the glass container 3 is provided with a fine gauze which can block insoluble particles from passing through and only allow brine to enter the brine discharge pipeline 5 through the outlet.
The experimental method specifically comprises the following steps:
step one, putting the salt rock with high content of insoluble substances from the salt mine to be measured into a cylindrical glass container, wherein the radius of the cylindrical glass container is r.
And step two, adding fresh water into the glass container, slowly stirring to dissolve the salt rock, uniformly scattering the insoluble substances into the glass container, and ensuring that the thickness of the insoluble substances is more than 1/2 of the height of the glass container, if the thickness cannot be met, continuously adding the salt rock in the step one.
Step three, adding saturated brine into the glass container, simulating the condition of a pit of an old cavity for salt recovery, sealing the upper end of the glass container, and recording the height k of an insoluble substance and the interface of the brine1。
And step four, opening valves on the air compressor, the air transmission pipeline and the brine discharge pipeline, slowly injecting air into the glass container through the air transmission pipeline, and discharging brine out of the glass container through the brine discharge pipeline.
And fifthly, observing the liquid level change in the glass container, and recording the total halogen discharge volume, the gas flowmeter data and the liquid flowmeter data when the liquid level is positioned on insoluble substance interface scales and air appears in a halogen discharge pipeline. Using the total volume V of bittern discharged when air is present in the bittern discharge pipeGeneral assemblySubtracting the total volume V of the discharged bittern when the liquid level is on the insoluble boundary scale1Obtaining the storage volume V of the pit residue space, and thus obtaining the ratio alpha of the storage volume of the pit residue space to the insoluble substances in the pit is V/(k)1πr2). According to the data of the gas flowmeter and the size ratio of the laboratory to the site construction, the similar theory is utilized to estimate the site gas injection speed; according to the data of the liquid flowmeter and the size ratio of the laboratory to the site construction, the method can be used for estimating the site halogen discharge speed by utilizing a similar theory.
And step six, after air appears in the brine discharge pipeline, closing an air compressor, an air transmission pipeline and valves on the brine discharge pipeline. The sealing cover on the top of the glass container is opened, fresh water is injected into the glass container, and the glass container is kept stand for 12 hours.
Step seven, repeating the step four to the step five, observing the data of the salt concentration meter, and measuring the average salt concentration c and the total brine quantity L of the total discharged brine to obtain the volume expansion volume VExpanding deviceWhere p is the density of salt rock, typically 2160m3About/kg, salt concentration unitIs kg/m3. If the volume of expansion VExpanding machine>And 0, namely verifying the feasibility of the expansion of the cavity of the pit, because the salt in the residue is corroded after the fresh water is injected, the total volume of the residue is reduced, and the volume of the stored gas is increased, namely the expansion is realized.

Claims (9)

1. The experimental method for storing the residues in the old cavity bottom pit for salt mining is characterized by comprising a container, wherein a sealing cover is arranged at the top of the container, a gas transmission pipeline (4) is connected onto the sealing cover, the gas transmission pipeline (4) is communicated with an air compressor (1), a gas flowmeter (2) and a first valve (9) are arranged on the gas transmission pipeline (4), a brine discharge pipeline (5) is connected to the lower part of the container, a second valve (10), a liquid flowmeter (6) and a salt concentration meter (8) are connected onto the brine discharge pipeline (5), and the tail end of the brine discharge pipeline (5) extends into a metering cylinder (7); the method comprises the following specific steps:
firstly, putting the salt rock taken from the salt mine to be detected into a glass container with radius r;
step two, adding fresh water into the glass container and stirring to dissolve the salt rock, and uniformly scattering insoluble substances in the glass container;
step three, adding brine into the glass container, simulating a bottom pit of an old salt-mining cavity, sealing the upper end of the glass container, and recording the height k of an insoluble substance and the interface of the brine1；
Opening valves on the air compressor, the air conveying pipeline and the brine discharge pipeline, injecting air into the glass container through the air conveying pipeline, and discharging brine out of the glass container through the brine discharge pipeline;
observing the change of the liquid level in the glass container, and recording the total volume of discharged brine, the data of a gas flowmeter and the data of a liquid flowmeter when the liquid level is positioned on the scale of an insoluble substance interface and air appears in a brine discharge pipeline to obtain the gas storage volume of a pit residue space;
step six, after air appears in the halogen discharge pipeline, closing an air compressor and valves on the air transmission pipeline and the halogen discharge pipeline, opening a sealing cover at the upper end of the glass container, injecting fresh water into the glass container and standing;
and seventhly, repeating the fourth step and the fifth step, observing data of the salt concentration meter, and measuring the average salt concentration c and the total brine amount L of the total discharged brine to obtain the volume expansion volume.
2. The experimental method for the gas storage of the residue in the pit of the old cavity for collecting the salt as claimed in claim 1, wherein the second valve (10) is located between the liquid flowmeter (6) and the container.
3. The experimental method for the gas storage of the residue in the pit of the old cavity for collecting the salt as claimed in claim 1, wherein a gauze is arranged at an outlet at the lower part of the container.
4. The experimental method for gas storage of residue in the old cavity bottom pit for salt mining according to claim 1 or 3, characterized in that the container is a glass container (3), and scales are arranged on the glass container (3).
5. The method for the experiment on the gas storage of the old cavity pit residue after the collection of salt in the claim 1, wherein the thickness of the insoluble substances in the step two is more than 1/2 of the height of the glass container.
6. The experimental method for storing gas of the residue in the pit of the old cavity for collecting salt of claim 1, wherein the brine added in the third step is saturated brine.
7. The method for performing the experiment on the storage of the pit residue in the old cavity for mining salts as claimed in claim 1, wherein the storage volume V of the pit residue space in the fifth step is the total volume V of the brine discharge pipeline when air appears in the brine discharge pipelineGeneral assemblySubtracting the total halogen discharge volume V when the liquid level is on the insoluble interface scale1。
8. The experimental method for the storage of residue in the old cavity of the mined salt according to claim 1 or 7, wherein the storage volume V of the residue space in the pit is VThe ratio alpha of insoluble matter in the pit is V/(k)1πr2)。
9. The experimental method for gas storage of residue in pit of old cavity for salt mining as claimed in claim 1, wherein volume expansion V in the seventh stepExpanding deviceL/p, where p is the salt rock density.
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Publication number Priority date Publication date Assignee Title
CN114687708B (en) * 2022-03-22 2023-12-22 江苏科技大学 Experimental method of salt cavern gas storage butt joint well gas injection and halogen discharge simulation experimental device
CN117722233A (en) * 2023-11-23 2024-03-19 中能建数字科技集团有限公司 Capacity expansion method for reconstructing salt cavern into energy storage warehouse

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201593407U (en) * 2009-12-16 2010-09-29 中国石油天然气集团公司 Rock salt gas storage solution mining simulating device
CN104459034A (en) * 2014-10-31 2015-03-25 中国石油天然气集团公司 Cavity construction physical simulation device and method of single-well single-cavity salt-cavern gas storage
CN105096731A (en) * 2015-09-06 2015-11-25 中国石油天然气集团公司 Dissolved cavity physical simulation device and method for single-well salt caverns
CN107152264A (en) * 2017-06-16 2017-09-12 中国石油天然气股份有限公司西气东输管道分公司 Coiled tubing tubular column unit and its method for arranging halogen dilatation in salt cave underground natural gas storage tank
CN107905844A (en) * 2017-10-31 2018-04-13 中国科学院武汉岩土力学研究所 The old chamber of salt mine adopts space gas injection row's halogen method entirely
CN108590589A (en) * 2017-12-19 2018-09-28 中国石油天然气集团公司 Library gas injection liquid row's halogen physical simulating device and analogy method are built in salt cave
CN109838279A (en) * 2017-11-24 2019-06-04 江苏苏盐井神股份有限公司 A method of salt cave storage cavern utilization rate is improved from bottom of chamber row's halogen using connected well
CN110285863A (en) * 2019-07-08 2019-09-27 中国科学院武汉岩土力学研究所 A kind of salt cave can utilize the measurement method of volume
CN111749733A (en) * 2019-03-28 2020-10-09 中国石油天然气集团有限公司 Method for rebuilding gas storage warehouse by communicating old cavity
CN111852565A (en) * 2019-04-28 2020-10-30 中国石油天然气股份有限公司 Method for discharging brine in accumulated residues at bottom and communication section of salt cavity of old well cavity
CN112036027A (en) * 2020-08-28 2020-12-04 中国科学院武汉岩土力学研究所 Method for calculating volume of dischargeable brine in sediment gap of salt cavern gas storage
CN112112684A (en) * 2020-09-11 2020-12-22 山东肥城精制盐厂有限公司 Method for rebuilding salt cavern gas storage by salt extraction on old well cavity
CN112540033A (en) * 2020-11-18 2021-03-23 中国科学院武汉岩土力学研究所 Test device for salt deposit sediment void ratio and gas displacement brine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105277660B (en) * 2015-10-12 2016-09-07 中国石油大学(华东) The device and method in decomposition of hydrate region under the different drilling method of monitoring

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201593407U (en) * 2009-12-16 2010-09-29 中国石油天然气集团公司 Rock salt gas storage solution mining simulating device
CN104459034A (en) * 2014-10-31 2015-03-25 中国石油天然气集团公司 Cavity construction physical simulation device and method of single-well single-cavity salt-cavern gas storage
CN105096731A (en) * 2015-09-06 2015-11-25 中国石油天然气集团公司 Dissolved cavity physical simulation device and method for single-well salt caverns
CN107152264A (en) * 2017-06-16 2017-09-12 中国石油天然气股份有限公司西气东输管道分公司 Coiled tubing tubular column unit and its method for arranging halogen dilatation in salt cave underground natural gas storage tank
CN107905844A (en) * 2017-10-31 2018-04-13 中国科学院武汉岩土力学研究所 The old chamber of salt mine adopts space gas injection row's halogen method entirely
CN109838279A (en) * 2017-11-24 2019-06-04 江苏苏盐井神股份有限公司 A method of salt cave storage cavern utilization rate is improved from bottom of chamber row's halogen using connected well
CN108590589A (en) * 2017-12-19 2018-09-28 中国石油天然气集团公司 Library gas injection liquid row's halogen physical simulating device and analogy method are built in salt cave
CN111749733A (en) * 2019-03-28 2020-10-09 中国石油天然气集团有限公司 Method for rebuilding gas storage warehouse by communicating old cavity
CN111852565A (en) * 2019-04-28 2020-10-30 中国石油天然气股份有限公司 Method for discharging brine in accumulated residues at bottom and communication section of salt cavity of old well cavity
CN110285863A (en) * 2019-07-08 2019-09-27 中国科学院武汉岩土力学研究所 A kind of salt cave can utilize the measurement method of volume
CN112036027A (en) * 2020-08-28 2020-12-04 中国科学院武汉岩土力学研究所 Method for calculating volume of dischargeable brine in sediment gap of salt cavern gas storage
CN112112684A (en) * 2020-09-11 2020-12-22 山东肥城精制盐厂有限公司 Method for rebuilding salt cavern gas storage by salt extraction on old well cavity
CN112540033A (en) * 2020-11-18 2021-03-23 中国科学院武汉岩土力学研究所 Test device for salt deposit sediment void ratio and gas displacement brine

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
水平井水溶造腔腔体扩展及稳定性研究;唐康;《中国优秀博硕士学位论文全文数据库(硕士)工程科技Ⅰ辑》;20180615(第6期);全文 *
盐穴储气库盐腔有效体积计算方法;王建夫 等;《油气储运》;20210622;第40卷(第8期);全文 *

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