CN115420464B - Underground engineering fluid pressure simulation system, method and related equipment - Google Patents
Underground engineering fluid pressure simulation system, method and related equipment Download PDFInfo
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- CN115420464B CN115420464B CN202211383574.2A CN202211383574A CN115420464B CN 115420464 B CN115420464 B CN 115420464B CN 202211383574 A CN202211383574 A CN 202211383574A CN 115420464 B CN115420464 B CN 115420464B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M10/00—Hydrodynamic testing; Arrangements in or on ship-testing tanks or water tunnels
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
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- 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
- G01N3/56—Investigating resistance to wear or abrasion
- G01N3/567—Investigating resistance to wear or abrasion by submitting the specimen to the action of a fluid or of a fluidised material, e.g. cavitation, jet abrasion
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
Abstract
The invention provides a system, a method and related equipment for simulating underground engineering fluid pressure, comprising the following steps: the fluid simulation unit is used for simulating the fluid to be tested; the fluid injection unit is used for injecting the fluid to be detected into the sample to be detected at a target flow rate, wherein the gas to be detected is encapsulated in the sample to be detected; the pressure monitoring unit is used for monitoring the fluid pressure on the surface of the sample to be detected; the pressure monitoring unit is used for monitoring the pressure change condition of the gas to be detected in the sample to be detected; and the judging unit is used for judging the closed state of the to-be-detected sample according to the pressure change condition of the to-be-detected gas, and is connected with the pressure monitoring unit. Thus, the impact and corrosion of the fluid in the soil to the underground engineering can be simulated by simulating the fluid composition and controlling the injection flow rate, the gas pressure is monitored by packaging the gas to be detected in the sample to be detected, the sealing state of the sample to be detected is judged according to the pressure change, and the impact and corrosion condition of the fluid to the underground engineering can be judged.
Description
Technical Field
The invention relates to the technical field of engineering geology, in particular to an underground engineering fluid pressure simulation system, an underground engineering fluid pressure simulation method and related equipment.
Background
Because large-scale projects such as mineral exploitation, urban construction, hydraulic engineering and the like in China are basically carried out underground, the underground projects play a vital role in engineering construction. However, because the soil near the underground engineering is affected by the factors such as local climate and geographic position, the soil is mixed with the fluid formed by gas and liquid, the underground engineering can be corroded due to the components of the fluid, and certain impact can be caused to the underground engineering due to the fact that the fluid has the characteristic of being easy to flow. In the process of researching the fluid pressure of the soil around the underground engineering, the mobility of the soil and the impact of the soil on the underground engineering cannot be fully considered, so that the current fluid pressure detection method cannot be well applied to the research scene of the underground engineering. Therefore, in order to improve the safety and stability of the underground works and to study the influence of the fluid of the soil surrounding the underground works on the underground works, the problem to be solved is urgent.
Disclosure of Invention
The invention provides an underground engineering fluid pressure simulation system, an underground engineering fluid pressure simulation method and related equipment, which are used for solving the technical problems that the current fluid pressure detection method can only detect the fluid pressure through the flow velocity of the fluid, does not consider the impact generated by the joint action of soil and the fluid on the underground engineering, does not consider the corrosion effect of the constituent components of the fluid on the underground engineering, and cannot be well suitable for the research scene of the underground engineering covered with the soil around.
In a first aspect, the present invention provides a system for simulating the pressure of a fluid in an underground works, comprising:
the fluid simulation unit is used for simulating the fluid to be tested;
the fluid injection unit is used for injecting the fluid to be tested into the sample to be tested at a target flow rate, wherein the gas to be tested is packaged in the sample to be tested, and the fluid simulation unit is connected with the fluid injection unit;
the pressure monitoring unit is used for monitoring the fluid pressure on the surface of the sample to be detected;
the pressure monitoring unit is used for monitoring the pressure change condition of the gas to be detected in the sample to be detected;
and the judging unit is used for judging the closed state of the to-be-detected sample according to the pressure change condition of the to-be-detected gas, and is connected with the pressure monitoring unit and the pressure monitoring unit.
Optionally, the fluid simulation unit includes:
the fluid collection unit is used for collecting the fluid to be tested;
the fluid component analysis unit is used for analyzing the chemical composition of the fluid to be tested and is connected with the fluid acquisition unit;
and the fluid preparation unit is used for preparing the fluid to be tested according to the chemical composition of the fluid to be tested.
Optionally, the underground engineering fluid pressure simulation system further comprises:
and the vacuum control unit is used for vacuumizing the fluid pressure simulation detection system.
Optionally, the fluid injection unit includes:
the first metering pump is used for controlling the single flow of the fluid to be tested in the fluid injection unit;
and the relay unit is used for conducting the target flow rate and the single flow rate of the fluid to be tested, and is connected between the first metering pump and the fluid preparation unit.
Optionally, the fluid dispensing unit comprises:
the second metering pump is used for controlling the single flow of the components to be prepared according to the chemical composition of the fluid to be tested;
and the preparation unit is used for receiving the components to be prepared and providing a preparation environment for the components to be prepared, and is connected with the second metering pump and the fluid injection unit.
Optionally, the underground engineering fluid pressure simulation system further comprises:
and the temperature control unit is used for controlling the temperatures of the fluid injection unit, the preparation unit, the second metering pump and the pressure monitoring unit.
In a second aspect, the present invention also provides a method for simulating the pressure of an underground engineering fluid, which is used for the underground engineering fluid pressure simulation system according to any one of the first aspect, and comprises:
controlling the fluid simulation unit to simulate fluid to be tested;
controlling the fluid injection unit to inject the fluid to be tested into the sample to be tested at a target flow rate;
controlling the pressure monitoring unit to monitor the fluid pressure on the surface of the sample to be tested;
controlling the pressure monitoring unit to monitor the pressure change condition of the gas to be detected in the sample to be detected;
and controlling the judging unit to judge the closed state of the to-be-detected sample according to the pressure change condition of the to-be-detected gas.
The controlling the judging unit to judge the closed state of the sample to be tested according to the pressure change condition of the gas to be tested comprises the following steps:
acquiring temperature change information of the temperature control unit;
and judging the closed state of the sample to be tested based on the temperature change information and the change information of the gas pressure.
In a third aspect, the present invention also provides an electronic device comprising a memory, a processor for implementing the steps of the underground engineering fluid pressure simulation method according to any one of the second aspect above when executing a computer program stored in the memory.
In a fourth aspect, the present invention also provides a computer readable storage medium having stored thereon a computer program which when executed by a processor performs the steps of the method of simulating the pressure of a fluid in a subterranean project according to any of the second aspects.
As can be seen from the above technical solutions, the present invention provides a system, a method and related equipment for simulating the pressure of an underground engineering fluid, comprising: the fluid simulation unit is used for simulating the fluid to be tested; the fluid injection unit is used for injecting the fluid to be tested into the sample to be tested at a target flow rate, wherein the gas to be tested is packaged in the sample to be tested, and the fluid simulation unit is connected with the fluid injection unit; the pressure monitoring unit is used for monitoring the fluid pressure on the surface of the sample to be detected; the pressure monitoring unit is used for monitoring the pressure change condition of the gas to be detected in the sample to be detected; and the judging unit is used for judging the closed state of the to-be-detected sample according to the pressure change condition of the to-be-detected gas, and is connected with the pressure monitoring unit and the pressure monitoring unit. Since the current fluid pressure detection method can only detect the fluid pressure through the flow velocity of the fluid, the impact generated by the joint action of soil and the fluid on the underground engineering is not considered, the corrosion effect of the constituent components of the fluid on the underground engineering is not considered, and the method is not well suitable for the research scene of the underground engineering covered with the soil around. The embodiment of the application can simulate the impact and corrosion conditions of the fluid to the underground engineering in the soil by simulating the fluid composition and controlling the fluid injection flow rate, monitor the pressure of the gas to be tested by packaging the gas to be tested in the sample to be tested, judge the sealing state of the sample to be tested according to the pressure change condition of the gas to be tested, and further judge the impact and corrosion conditions of the fluid to the underground engineering, so that the underground engineering constructors can conveniently adjust the operation scheme, and the safety and stability of the underground engineering are improved.
Drawings
In order to more clearly illustrate the technical solutions of the present application, the drawings that are needed in the embodiments will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic block diagram of an underground engineering fluid pressure simulation system provided in an embodiment of the present application;
FIG. 2 is a schematic block diagram of an underground engineering fluid pressure simulation system provided in an embodiment of the present application;
FIG. 3 is a schematic flow chart of a method for simulating the pressure of an underground engineering fluid according to an embodiment of the present application;
fig. 4 is a schematic structural diagram of an electronic device according to an embodiment of the present application;
fig. 5 is a schematic structural diagram of a computer-readable storage medium according to an embodiment of the present application.
Detailed Description
Reference will now be made in detail to the embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The embodiments described in the examples below do not represent all embodiments consistent with the present application. In the several embodiments provided in the embodiments of the present application, it should be understood that the disclosed apparatus and method may be implemented in other manners, and the apparatus embodiments described below are merely exemplary.
As shown in fig. 1, an embodiment of the present application provides a system 100 for simulating pressure of a fluid in a subterranean process, comprising:
a fluid simulation unit 101 for simulating a fluid to be measured;
a fluid injection unit 102 for injecting the fluid to be tested into the sample to be tested at a target flow rate, wherein the sample to be tested is internally packaged with a gas to be tested, and the fluid simulation unit is connected with the fluid injection unit;
a pressure monitoring unit 103 for monitoring the fluid pressure on the surface of the sample to be measured;
a pressure monitoring unit 104, configured to monitor a pressure variation of the gas to be measured in the sample to be measured;
and a judging unit 105 for judging the closed state of the sample to be tested according to the pressure change condition of the gas to be tested, wherein the judging unit is connected with the pressure monitoring unit and the pressure monitoring unit.
The above-mentioned test sample may be, for example, a sample prepared according to the structure and constituent components of underground works. The sample to be tested and the gas encapsulated in the sample to be tested can be placed in a containing container with good sealing property so as to prevent gas leakage, soil of the geographic position of the underground engineering to be simulated can be contained in the containing container, and the depth of the soil can be changed according to the construction requirement of the underground engineering. The holding container can be clamped by the clamping device, the gas to be detected in the sample to be detected can be nitrogen and the like, has no corrosion effect on underground engineering, is harmless to human bodies, does not cause danger in leakage, is not easy to react with fluid to be detected, and accelerates the corrosion of the underground engineering. The pressure monitoring unit may be a pressure sensor and may be disposed on an inner surface and an outer surface of the underground engineering. The pressure monitoring unit may be a differential pressure gauge, and is configured to monitor a pressure of a gas to be measured in the sample to be measured. Under the condition that the pressure of the gas to be measured is reduced, the leakage of the sample to be measured can be judged, and the sample to be measured is corroded and impacted by the fluid to be measured to be broken. Otherwise, it can be judged that the sample to be tested does not leak, and the sample to be tested is not corroded and impacted by the fluid to be tested to crack.
The impact and corrosion conditions of the fluid to the underground engineering in the soil can be simulated by simulating the fluid composition and controlling the fluid injection flow rate, the pressure of the gas to be detected is monitored by packaging the gas to be detected in the sample to be detected, and the sealing state of the sample to be detected is judged according to the pressure change condition of the gas to be detected, so that the impact and corrosion conditions of the fluid to the underground engineering can be judged, the underground engineering constructors can conveniently adjust the operation scheme, and the safety and stability of the underground engineering are improved.
According to some embodiments, the fluid simulation unit includes:
the fluid collection unit is used for collecting the fluid to be tested;
a fluid component analysis unit for analyzing the chemical composition of the fluid to be measured, wherein the fluid component analysis unit is connected with the fluid acquisition unit;
and the fluid preparation unit is used for preparing the fluid to be tested according to the chemical composition of the fluid to be tested.
The fluid collection unit may include a weight detection device, a gas-liquid separation device, a gas collection device, and a liquid collection device. The fluid component analysis unit may include a gas component analysis unit and a liquid component analysis unit, the gas component analysis unit may be connected to the gas collecting device, and the liquid component analysis unit may be connected to the liquid collecting device.
For example, the fluid to be tested may be formulated by the fluid formulation unit by directly setting the chemical composition of the fluid to be tested.
The fluid simulation unit can be used for preparing the target fluid, and the unknown fluid can be collected or the chemical composition can be directly set by researchers, so that the automatic preparation of the target fluid is realized, and the practicability and the integration degree of the underground engineering fluid pressure simulation system can be improved.
According to some embodiments, the above-mentioned underground engineering fluid pressure simulation system further comprises:
and the vacuum control unit is used for vacuumizing the fluid pressure simulation detection system.
The vacuum control unit is used for vacuumizing the fluid pressure simulation detection system, so that external corrosion of units and devices in the fluid pressure simulation detection system can be prevented, accuracy of simulation results is affected, and service life of the fluid pressure simulation detection system is prolonged.
According to some embodiments, the fluid injection unit includes:
the first metering pump is used for controlling the single flow of the fluid to be tested in the fluid injection unit;
and a relay unit for conducting the target flow rate and the single flow rate of the fluid to be measured, the relay unit being connected between the first metering pump and the fluid preparing unit.
By controlling the volume of the first metering pump, the injection metering of the fluid to be measured can be continuously and reciprocally carried out, the flow rate of the fluid to be measured can be controlled by controlling the single-side flow of the fluid to be measured, the storage and conduction of the fluid to be measured can be carried out through the relay unit, the corrosion of the fluid to be measured to the first metering pump can be reduced, the accuracy of flow rate control is affected, and the practicability of the fluid pressure simulation detection system and the accuracy of the simulation result can be improved.
According to some embodiments, the fluid dispensing unit described above comprises:
the second metering pump is used for controlling the single flow of the components to be prepared according to the chemical composition of the fluid to be tested;
and the preparation unit is used for receiving the components to be prepared and providing a preparation environment for the components to be prepared, and is connected with the second metering pump and the fluid injection unit.
The second metering pump can realize the preparation of the fluid to be tested according to the single flow of the component to be prepared conducted by the preparation unit, and the preparation unit can provide a reaction environment for the component to be prepared, so that the practicability of the fluid pressure simulation detection system and the accuracy of the simulation result can be improved.
According to some embodiments, the above-mentioned underground engineering fluid pressure simulation system further comprises:
and a temperature control unit for controlling the temperatures of the fluid injection unit, the preparation unit, the second metering pump, and the pressure monitoring unit.
The temperature of the relay unit, the preparation unit, the second metering pump and the pressure monitoring unit can be controlled through a water bath box, the temperature can be controlled respectively, and the relay unit, the preparation unit, the second metering pump and the pressure monitoring unit can be arranged in the same temperature control unit. The temperature of the temperature control unit may be a safe use temperature according to the devices in the units, or may be an ambient temperature of a place where the underground works are located.
By the aid of the temperature control unit, operation safety and stability of the underground engineering fluid pressure simulation system can be guaranteed, and practicability of the underground engineering fluid pressure simulation system is improved.
Referring to fig. 2, fig. 2 is a schematic block diagram of an underground engineering fluid pressure simulation system according to an embodiment of the present application.
The vacuum device in fig. 2 is a vacuum control unit, the pressure sensor is a pressure detection unit, the relay container is a relay unit, the sample preparation container is a preparation unit, the core holder is a clamping device, the differential pressure gauge is a pressure monitoring unit, the constant-temperature water bath box is a temperature control unit, the metering pump A is a first metering pump, and the metering pump B is a second metering pump.
Referring to fig. 3, fig. 3 is a schematic flow chart of a method for simulating pressure of underground engineering fluid according to an embodiment of the present application. The embodiment of the application provides a method for simulating the pressure of underground engineering fluid, which comprises the following steps:
step S310, the fluid simulation unit is controlled to simulate the fluid to be tested.
Step S320, controlling the fluid injection unit to inject the fluid to be tested into the sample at the target flow rate.
Step S330, controlling the pressure monitoring unit to monitor the fluid pressure on the surface of the sample to be tested.
And step 340, controlling the pressure monitoring unit to monitor the pressure variation of the gas to be detected in the sample to be detected.
And step 350, controlling the judging unit to judge the closed state of the to-be-detected sample according to the pressure change condition of the to-be-detected gas.
The impact and corrosion conditions of the fluid to the underground engineering in the soil can be simulated by simulating the fluid composition and controlling the fluid injection flow rate, the pressure of the gas to be detected is monitored by packaging the gas to be detected in the sample to be detected, and the sealing state of the sample to be detected is judged according to the pressure change condition of the gas to be detected, so that the impact and corrosion conditions of the fluid to the underground engineering can be judged, the underground engineering constructors can conveniently adjust the operation scheme, and the safety and stability of the underground engineering are improved.
According to some embodiments, the controlling the determining unit to determine the closed state of the sample according to the pressure change of the gas to be measured includes:
acquiring temperature change information of the temperature control unit;
and judging the sealing state of the sample to be tested based on the temperature change information and the change information of the gas pressure.
For example, under the condition that the pressure in the pressure monitoring unit changes, temperature change information at the pressure monitoring unit is obtained, if the temperature of the gas to be tested changes, and the temperature change of the gas to be tested and the pressure change measured by the pressure monitoring unit are in a direct proportion relationship, it can be judged that the sample to be tested is not leaked, and the sample to be tested is not corroded and impacted by the fluid to be tested to be cracked. Under the condition that the temperature change of the gas to be detected and the pressure change measured by the pressure monitoring unit are not in a direct proportion relation, the leakage of the sample to be detected can be judged, and the sample to be detected is corroded and impacted by the fluid to be detected to be broken.
Because the density and the volume of the gas to be measured are certain, the temperature and the pressure of the gas to be measured are in a direct proportion relation. By combining the temperature change, the leakage condition of the to-be-detected sample and the cracking condition caused by corrosion and impact of the to-be-detected fluid to the to-be-detected sample are judged, so that the judgment result of the underground engineering fluid pressure simulation method is more objective, and the practicability of the underground engineering fluid pressure simulation method is improved.
As shown in fig. 4, fig. 4 is a schematic structural diagram of an electronic device provided in an embodiment of the present application.
The embodiment of the present application provides an electronic device 400, including a memory 410, a processor 420, and a computer program 411 stored on the memory 410 and executable on the processor 420, wherein the processor 420 implements the following steps when executing the computer program 411:
controlling the fluid simulation unit to simulate the fluid to be tested;
controlling the fluid injection unit to inject the fluid to be tested into the sample to be tested at a target flow rate;
controlling the pressure monitoring unit to monitor the fluid pressure on the surface of the sample to be tested;
controlling the pressure monitoring unit to monitor the pressure change condition of the gas to be detected in the sample to be detected;
and controlling the judging unit to judge the closed state of the to-be-detected sample according to the pressure change condition of the to-be-detected gas.
Since the electronic device described in this embodiment is a device for implementing an apparatus in this embodiment, based on the method described in this embodiment, those skilled in the art can understand the specific implementation of the electronic device in this embodiment and various modifications thereof, so how to implement the method in this embodiment for this electronic device will not be described in detail herein, and as long as those skilled in the art implement the device for implementing the method in this embodiment for this application, all fall within the scope of protection intended by this application.
As shown in fig. 5, fig. 5 is a schematic structural diagram of a computer-readable storage medium according to an embodiment of the present application.
The present embodiment provides a computer readable storage medium 500 having stored thereon a computer program 511, which computer program 511 when executed by a processor implements the steps of:
controlling the fluid simulation unit to simulate the fluid to be tested;
controlling the fluid injection unit to inject the fluid to be tested into the sample to be tested at a target flow rate;
controlling the pressure monitoring unit to monitor the fluid pressure on the surface of the sample to be tested;
controlling the pressure monitoring unit to monitor the pressure change condition of the gas to be detected in the sample to be detected;
and controlling the judging unit to judge the closed state of the to-be-detected sample according to the pressure change condition of the to-be-detected gas.
In the foregoing embodiments, the descriptions of the embodiments are focused on, and for those portions of one embodiment that are not described in detail, reference may be made to the related descriptions of other embodiments.
It will be appreciated by those skilled in the art that embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded computer, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
Embodiments of the present application also provide a computer program product comprising computer software instructions that, when run on a processing device, cause the processing device to perform a flow in a method of simulating the pressure of a subterranean engineering fluid as in the corresponding embodiment of fig. 2.
The computer program product described above includes one or more computer instructions. When the above-described computer program instructions are loaded and executed on a computer, the processes or functions described in accordance with embodiments of the present application are produced in whole or in part. The computer may be a general purpose computer, a special purpose computer, a computer network, or other programmable apparatus. The computer instructions may be stored in a computer-readable storage medium or transmitted from one computer-readable storage medium to another computer-readable storage medium, for example, from one website, computer, server, or data center by wired (e.g., coaxial cable, fiber optic, digital subscriber line (digital subscriber line, DSL)) or wireless (e.g., infrared, wireless, microwave, etc.) means. The computer readable storage medium may be any available medium that can be stored by a computer or a data storage device such as a server, data center, etc. that contains an integration of one or more available media. The usable medium may be a magnetic medium (e.g., a floppy disk, a hard disk, a magnetic tape), an optical medium (e.g., a DVD), or a semiconductor medium (e.g., a Solid State Disk (SSD)), or the like.
It will be clear to those skilled in the art that, for convenience and brevity of description, specific working procedures of the above-described systems, apparatuses and units may refer to corresponding procedures in the foregoing method embodiments, which are not repeated herein.
In the several embodiments provided in this application, it should be understood that the disclosed systems, apparatuses, and methods may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the above-described division of units is merely a logical function division, and there may be another division manner in actual implementation, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be an indirect coupling or communication connection via some interfaces, devices or units, which may be in electrical, mechanical or other form.
The units described above as separate components may or may not be physically separate, and components shown as units may or may not be physical units, may be located in one place, or may be distributed over a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in each embodiment of the present application may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units may be implemented in hardware or in software functional units.
The integrated units described above, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present application may be embodied in essence or a part contributing to the prior art or all or part of the technical solution, in the form of a software product stored in a storage medium, including several instructions to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the above-described method of the various embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a random access Memory (Random Access Memory, RAM), a magnetic disk, or an optical disk, or other various media capable of storing program codes.
In summary, the above embodiments are only for illustrating the technical solution of the present application, and are not limited thereto; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (9)
1. A system for simulating the pressure of a fluid in an underground works, comprising:
the fluid simulation unit is used for simulating the fluid to be tested;
the fluid injection unit is used for injecting the fluid to be tested into the sample to be tested at a target flow rate, wherein the gas to be tested is packaged in the sample to be tested, and the fluid simulation unit is connected with the fluid injection unit;
the pressure monitoring unit is used for monitoring the fluid pressure on the surface of the sample to be detected;
the pressure monitoring unit is used for monitoring the pressure change condition of the gas to be detected in the sample to be detected;
a temperature control unit for controlling a temperature of at least one of the fluid simulation unit, the fluid injection unit, and the pressure monitoring unit;
and the judging unit is used for judging the closed state of the sample to be tested according to the pressure change condition of the gas to be tested and the temperature of at least one of the fluid simulation unit, the fluid injection unit and the pressure monitoring unit, and is connected with the pressure monitoring unit and the pressure monitoring unit.
2. A subterranean engineered fluid pressure simulation system as in claim 1, wherein said fluid simulation unit comprises:
the fluid collection unit is used for collecting the fluid to be tested;
the fluid component analysis unit is used for analyzing the chemical composition of the fluid to be tested and is connected with the fluid acquisition unit;
and the fluid preparation unit is used for preparing the fluid to be tested according to the chemical composition of the fluid to be tested.
3. A subterranean engineered fluid pressure simulation system as in claim 1, further comprising:
and the vacuum control unit is used for vacuumizing the fluid pressure simulation detection system.
4. A subterranean engineering fluid pressure simulation system according to claim 2, wherein the fluid injection unit comprises:
the first metering pump is used for controlling the single flow of the fluid to be tested in the fluid injection unit;
and the relay unit is used for conducting the target flow rate and the single flow rate of the fluid to be tested, and is connected between the first metering pump and the fluid preparation unit.
5. A subterranean engineered fluid pressure simulation system as in claim 2, wherein said fluid formulation unit comprises:
the second metering pump is used for controlling the single flow of the components to be prepared according to the chemical composition of the fluid to be tested;
and the preparation unit is used for receiving the components to be prepared and providing a preparation environment for the components to be prepared, and is connected with the second metering pump and the fluid injection unit.
6. A method of modeling the pressure of an underground working fluid, for use in a system for modeling the pressure of an underground working fluid according to any one of claims 1 to 5, comprising:
controlling the fluid simulation unit to simulate fluid to be tested;
controlling the fluid injection unit to inject the fluid to be tested into the sample to be tested at a target flow rate;
controlling the pressure monitoring unit to monitor the fluid pressure on the surface of the sample to be tested;
controlling the pressure monitoring unit to monitor the pressure change condition of the gas to be detected in the sample to be detected;
controlling the temperature control unit to control the temperature of at least one of the fluid simulation unit, the fluid injection unit, and the pressure monitoring unit;
and controlling the judging unit to judge the closed state of the sample to be tested according to the pressure change condition of the gas to be tested and the temperature of at least one of the fluid simulation unit, the fluid injection unit and the pressure monitoring unit.
7. The method of claim 6, wherein controlling the judging unit to judge the closed state of the test sample according to the pressure change of the gas to be tested comprises:
acquiring temperature change information of the temperature control unit;
and judging the closed state of the sample to be tested based on the temperature change information and the change information of the gas pressure.
8. An electronic device comprising a memory, a processor, wherein the processor is adapted to perform the steps of the underground-working fluid pressure simulation method of any one of claims 6 to 7 when executing a computer program stored in the memory.
9. A computer-readable storage medium having stored thereon a computer program, characterized by: the computer program, when executed by a processor, implements the steps of the underground engineering fluid pressure simulation method of any one of claims 6 to 8.
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