CN109326165A - Recharge simulator - Google Patents
Recharge simulator Download PDFInfo
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- CN109326165A CN109326165A CN201811295788.8A CN201811295788A CN109326165A CN 109326165 A CN109326165 A CN 109326165A CN 201811295788 A CN201811295788 A CN 201811295788A CN 109326165 A CN109326165 A CN 109326165A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
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- Business, Economics & Management (AREA)
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- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Degasification And Air Bubble Elimination (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention proposes a kind of recharge simulator, including the recharge water synthesis unit for synthesizing recharge water, for simulating the recharge filter analogue unit of recharge filter process, for simulating the reservoir simulation unit of reservoir, the recharge water synthesis unit, the recharge filter analogue unit and the reservoir simulation unit are sequentially connected.Recharge simulator of the present invention can simulate reservoir stopping state under different recharge scenes indoors.It can determine whether different reservoir structure, mineral composition, different recharge temperature, under different recharge water quality, the dominant mechanism of reservoir blocking.
Description
Technical field
The present invention relates to geothermal reinjection technical field more particularly to a kind of recharge simulators.
Background technique
The main geothermal energy resources type of China's development and utilization is hot water type, and land occupation heat directly utilizes the 60% of gross energy.?
In geothermal resource of hydrothermal type development process, the effective exploitation mode that the development scheme for filling and combining is to maintain heat storage pressure is adopted, can be had
Effect extends the geothermal field service life, and avoids Tail water reuse bring problem of environmental pollution.
Geothermal reinjection research in China's starts from 1970s, and Tianjin, Beijing, Xi'an, Dongying and Dezhou are successively carried out
Live Returning test explores recharge equipment, well drilling technology, technical method etc..Currently, basement rock heat storage recharge problem is
It is basic to solve, but generally there is the phenomenon that injection rate decaying, recharge pressure rises during the storage recharge of sandstone heat, lead to recharge
It is forced to stop, becomes and limit its bottleneck for developing and using scale.
Currently, solve recharge attenuation problem mainly pass through live Returning test (Beijing, Tianjin, Hebei Xiong County, Xi'an,
Dezhou etc.), determine reservoir maximum recharge amount (Lin Jianwang, 2006;Zhou Shihai, 2007;Tan Zhirong, 2010), earth's surface is taken to filter,
Degasification, underground filtering (well drilling technology means) are periodically returned and are raised and one adopts the modes such as more fillings and solves sandstone recharge demand.One adopt it is more
Waste money, occupied ground are filled, recharge can not inherently be solved the problems, such as by periodically returning to raise, it is clear that only makeshift.And earth's surface
If the process means such as filtering, degasification, underground filtering determine effect by live Returning test, time-consuming, once parameter is selected
Select not to also will cause reservoir damage.
Summary of the invention
The present invention for the above technical issues, proposes a kind of recharge simulator, simulates GEOTHERMAL WATER under site environment and returns
Various physical and chemical processes during filling, the reservoir blocking mechanism caused by the recharge are started with, reasonably select filter device aperture,
Degasification measure provides foundation for scene recharge.
In order to achieve the above object, the technical solution adopted by the present invention are as follows:
A kind of recharge simulator, including the recharge water synthesis unit for synthesizing recharge water, for simulating recharge filtering
The recharge filter analogue unit of process, for simulating the reservoir simulation unit of reservoir, the recharge water synthesis unit, the recharge
Filter analogue unit and the reservoir simulation unit are sequentially connected.
Preferably, further include the recharge degasification simulator for simulating recharge degassing process, the recharge degasification simulation
Device is set between the recharge filter analogue unit and the reservoir simulation unit.
Preferably, the recharge water synthesis unit includes water tank, blender and heater in the water tank, with
And the gas supply part with the water tank to be supplied into water tank.
Preferably, being equipped with the first control valve between the gas supply part and the water tank, and it is connect with the control valve
To control the first actuator of gas supply flow.
Preferably, the recharge water synthesis unit further includes the temperature detector for monitoring water temperature in the water tank.
Preferably, further including the temperature indicator being electrically connected with the temperature detector to show water temperature.
Preferably, being equipped between the recharge water synthesis unit and the recharge filter analogue unit controllable for water flow
Second actuator of amount.
Preferably, further including set on the flow between the recharge water synthesis unit and the recharge filter analogue unit
Detector.
Preferably, the recharge filter analogue unit includes sequentially connected first filter and the second filter.
Preferably, the reservoir simulation unit includes closed installation part, and the rock in the closed installation part
Heart clip.
Compared with prior art, the beneficial effects of the present invention are:
Recharge simulator of the present invention can simulate reservoir stopping state under different recharge scenes indoors.It can sentence
Disconnected different reservoir structure, mineral composition, different recharge temperature, under different recharge water quality, the dominant mechanism of reservoir blocking;It can be added
Different treatment process selects different parameters, examines recharge effect, preferably most there is technique, for field test, this hair
It is bright more economical, the time is saved, geothermal well structure and reservoir will not be impacted.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of recharge simulator of the present invention;
In above each figure: 100, recharge water synthesis unit;200, recharge filter analogue unit;300, reservoir simulation unit;
1, water tank;2, temperature detector;3, blender;4, heater;5, part is supplied;6, the first control valve;7, the first actuator;8, warm
Spend display;9, flow indicator;10, the first actuator controller;11, pressure display unit;12, heater controller;13, it stirs
Mix device controller;14, the second actuator controller;15, the second actuator;16, flow detector;17, first filter;18,
Second filter;19, recharge degasification simulator;20, pressure recorder;21, closed installation part;22, rock core clip;23,
Two control valves.
Specific embodiment
In the following, the present invention is specifically described by illustrative embodiment.It should be appreciated, however, that not into one
In the case where step narration, element, structure and features in an embodiment can also be advantageously incorporated into other embodiments
In.
In the description of the present invention, it is to be understood that, term " center ", "upper", "lower", "front", "rear", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
With reference to Fig. 1, the present invention proposes a kind of recharge simulator, including the recharge water synthesis unit for synthesizing recharge water
100, for simulating the recharge filter analogue unit 200 of recharge filter process, for simulating the reservoir simulation unit 300 of reservoir,
The recharge water synthesis unit 100, the recharge filter analogue unit 200 and the reservoir simulation unit 300 are sequentially connected.
Recharge simulator of the present invention can simulate reservoir stopping state under different recharge scenes indoors.It can sentence
Disconnected different reservoir structure, mineral composition, different recharge temperature, under different recharge water quality, the dominant mechanism of reservoir blocking;It can be added
Different treatment process selects different parameters, examines recharge effect, preferably most there is technique, for field test, this hair
It is bright more economical, the time is saved, geothermal well structure and reservoir will not be impacted.
It further, further include recharge degasification simulator 19 for simulating recharge degassing process, the recharge degasification mould
Quasi- device 19 is set between the recharge filter analogue unit 200 and the reservoir simulation unit 300, so as to further simulate
The situation at recharge scene carries out degassing processing to recharge water after filtration, realize and the whole of Returning test is simulated, described
Recharge degasification simulator 19 is detachable, the realization situation of two kinds of situations under analog degasification and not degasification.
The recharge water synthesis unit 100, including water tank 1, blender 3 and heater 4 in the water tank 1, with
The gas supply part 5 that the water tank 1 is connected to supply into water tank, and to detect water temperature in the water tank 1 in the water tank 1
Temperature monitoring 2, the blender 3 is used to guarantee the uniform of water quality in water tank 1 and temperature, herein preferably electromagnetic agitation
Device, the blender 3 are connect with blender controller 13, and the blender controller 12 is for controlling opening for the blender 3
Dynamic, closing and the setting of revolving speed;The heater 4 is used to simulate the recharge water of different temperatures, herein preferably electromagnetic heating
Device, the heater 4 are connect with heater controller 12, and the heater controller 12 is for controlling opening for the heater 4
It is dynamic, close and temperature and set, the gas supply part 5 is for the water gas supply into the water tank 1, for simulating void fraction, containing
Influence of the gas type for recharge, gas supply part 5 described herein are preferably gas tank, can be replaced as needed, the gas supply part 5 and institute
It states and is additionally provided with the first control valve 6 and the first actuator 7 between water tank 1, first control valve 6 is for controlling the gas supply part 5
Being connected and disconnected between the water tank 1, first actuator 7 is for controlling the gas supply part 5 into the water tank 1
Speed is supplied, first actuator 7 is preferably regulating flow quantity pump, and cooperate with gas tank, realizes the control for supplying speed,
First actuator 7 is connected with the first actuator controller 10, for control first actuator 7 starting, close with
And the setting of flow.
Further, further include the temperature indicator 8 being electrically connected with the temperature detector 2 to show water temperature, be used for
Real-time display simultaneously records water temperature, to facilitate observation and record, so that the later period exports and is analyzed.
The recharge filter analogue unit 200 includes sequentially connected first filter 17 and the second filter 18, described
First filter 17 and second filter 18 can be dismantled, and realize the simulation under different situations, internal screen aperture
It is replaceable, to simulate influence of the different pore size filters to recharge.
Further, it is equipped between the recharge water synthesis unit 100 and the recharge filter analogue unit 200 controllable
Second actuator 15 of water supply flow, second actuator 15 is preferably regulating flow quantity pump, for will be in the water tank 1
Recharge filter analogue unit 200 described in water tank supplies water according to preset flow, the recharge water synthesis unit 100 and the recharge
It filters and is equipped with flow detector 16 between analogue unit 200, for detecting whether water supply flow carries out according to preset flow, the stream
Amount detector 16 is connected with flow indicator 9, and the flow indicator 9 is used to show and record the flow of detection.
The reservoir simulation unit 300 includes closed installation part 21, and the rock core in the closed installation part 21
The rock core clamped in the rock core clip 22 is replaced, so as to simulate not in clip 22, the stratum that can be simulated as needed
Same stratum.
Pressure recorder 20 is equipped between the reservoir simulation unit 200 and the reservoir simulation unit 300, for examining
Measuring pressure simultaneously records, and the pressure recorder 20 is electrically connected with pressure display unit 11, and the pressure display unit 11 is for real-time
Show pressure value, the reservoir simulation unit 200, which is also connected with also, the second control valve 23, for controlling the reservoir simulation list
Member 200 is on and off.
Further, shown in Fig. 1 I, II, III, IV, V, VI be sample tap.
Recharge simulator of the present invention configures recharge Hydro-chemical component when in use in the water tank 1;If
Determine recharge temperature, is heated by the heater 4;Recharge water air content is set, by can be first described in the gas supply part 5 and people
Actuator 7 injects gas into the water tank 1, is during which stirred with the blender 3;Recharge flow is set, passes through described second
Actuator 15 injects recharge water into the reservoir simulation unit 300;The filter combination that different pore size may be selected, examines filtering
To the improvement situation of reservoir blocking;It may be optionally added the recharge degasification simulator 19, the improvement for examining degasification to block reservoir
Situation;The water sample before and after different process can be obtained by sample tap I-VI, test wherein suspended matter particle diameter distribution, chemical component;
Filtrate sample in desirable filter, tests particle diameter distribution, mineral species;Recharge front and back core hole can be tested and seep property, mineral group
At.
Recharge simulator of the present invention can simulate reservoir stopping state under different recharge scenes indoors.It can sentence
Disconnected different reservoir structure, mineral composition, different recharge temperature, under different recharge water quality, the dominant mechanism of reservoir blocking;It can be added
Different treatment process selects different parameters, examines recharge effect, preferably most there is technique, for field test, this hair
It is bright more economical, the time is saved, geothermal well structure and reservoir will not be impacted.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be to be connected directly, the connection inside two elements can also be can be indirectly connected through an intermediary.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of recharge simulator, which is characterized in that including the recharge water synthesis unit for synthesizing recharge water, for simulating
The recharge filter analogue unit of recharge filter process, for simulating the reservoir simulation unit of reservoir, the recharge water synthesis unit,
The recharge filter analogue unit and the reservoir simulation unit are sequentially connected.
2. recharge simulator according to claim 1, which is characterized in that further include for simulating recharge degassing process
Recharge degasification simulator, the recharge degasification simulator be set to the recharge filter analogue unit and the reservoir simulation unit it
Between.
3. recharge simulator according to claim 1, which is characterized in that the recharge water synthesis unit includes water tank,
Blender and heater in the water tank, and the gas supply part with the water tank to be supplied into water tank.
4. recharge simulator according to claim 2, which is characterized in that be equipped between the gas supply part and the water tank
First control valve, and connect with the control valve to control the first actuator of gas supply flow.
5. recharge simulator according to claim 2, which is characterized in that the recharge water synthesis unit further includes being used for
Monitor the temperature detector of water temperature in the water tank.
6. recharge simulator according to claim 4, which is characterized in that further include electrically connecting with the temperature detector
Connect the temperature indicator to show water temperature.
7. recharge simulator according to claim 1, which is characterized in that the recharge water synthesis unit and the recharge
The second actuator of controllable water supply flow is equipped between filter analogue unit.
8. recharge simulator according to claim 6, which is characterized in that further include being set to the recharge water synthesis unit
With the flow detector between the recharge filter analogue unit.
9. recharge simulator according to claim 1, which is characterized in that the recharge filter analogue unit includes successively
The first filter of connection and the second filter.
10. recharge simulator according to claim 1, which is characterized in that the reservoir simulation unit includes closed peace
Piece installing, and the rock core clip in the closed installation part.
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CN201811295788.8A CN109326165B (en) | 2018-11-01 | 2018-11-01 | Recharge simulator |
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CN201811295788.8A CN109326165B (en) | 2018-11-01 | 2018-11-01 | Recharge simulator |
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CN109326165B CN109326165B (en) | 2021-05-18 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110689793A (en) * | 2019-11-05 | 2020-01-14 | 山东省地勘局第二水文地质工程地质大队(山东省鲁北地质工程勘察院) | Simulation test method for researching geothermal recharge blocking mechanism |
CN110886604A (en) * | 2019-12-02 | 2020-03-17 | 中国石油大学(华东) | Efficient geothermal resource exploration method based on computer simulation technology |
CN113216944A (en) * | 2021-04-27 | 2021-08-06 | 中国地质科学院水文地质环境地质研究所 | Device and method for researching influence factors of deep bed rock recharge |
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CN110689793A (en) * | 2019-11-05 | 2020-01-14 | 山东省地勘局第二水文地质工程地质大队(山东省鲁北地质工程勘察院) | Simulation test method for researching geothermal recharge blocking mechanism |
CN110689793B (en) * | 2019-11-05 | 2021-09-14 | 山东省地勘局第二水文地质工程地质大队(山东省鲁北地质工程勘察院) | Simulation test method for researching geothermal recharge blocking mechanism |
CN110886604A (en) * | 2019-12-02 | 2020-03-17 | 中国石油大学(华东) | Efficient geothermal resource exploration method based on computer simulation technology |
CN113216944A (en) * | 2021-04-27 | 2021-08-06 | 中国地质科学院水文地质环境地质研究所 | Device and method for researching influence factors of deep bed rock recharge |
CN113216944B (en) * | 2021-04-27 | 2022-10-18 | 中国地质科学院水文地质环境地质研究所 | Device and method for researching influence factors of deep bed rock recharge |
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