CN114684944A - Geothermal development utilizes desanding gas removal equipment - Google Patents
Geothermal development utilizes desanding gas removal equipment Download PDFInfo
- Publication number
- CN114684944A CN114684944A CN202210337619.6A CN202210337619A CN114684944A CN 114684944 A CN114684944 A CN 114684944A CN 202210337619 A CN202210337619 A CN 202210337619A CN 114684944 A CN114684944 A CN 114684944A
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- CN
- China
- Prior art keywords
- geothermal
- shell
- desanding
- liquid
- channel
- Prior art date
- Legal status (The legal status 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 status listed.)
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Links
- 239000007788 liquid Substances 0.000 claims abstract description 55
- 239000004576 sand Substances 0.000 claims abstract description 46
- 238000007872 degassing Methods 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000013016 damping Methods 0.000 claims abstract description 11
- 238000007599 discharging Methods 0.000 claims description 25
- 238000001179 sorption measurement Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 6
- 239000012528 membrane Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 206010037844 rash Diseases 0.000 description 1
- 238000011268 retreatment Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
Abstract
The invention discloses a desanding and degassing device for geothermal development and utilization, and belongs to the technical field of geothermal development devices. The gas-liquid separator of the geothermal exploitation and utilization desanding and degassing equipment is connected with the liquid outlet end of the rotational flow desander, and the gas-liquid separator comprises a first shell and a damping piece, wherein the first shell is horizontally arranged, and the damping piece is arranged in the first shell; the first shell is provided with a liquid inlet along the inner wall of the shell, a first channel communicated with the liquid inlet is further arranged in the first shell, the first channel is arranged along the length direction of the first shell and is located at the position, close to the top, of the first shell, a second channel is further arranged at the position, close to the bottom, of the first shell, the first channel and the second channel are communicated through a third channel arranged along the radian direction of the first shell, the first channel is further connected with a gas conveying pipe, and the second channel is further connected with a liquid conveying pipe. The sand and gas removing equipment for geothermal development and utilization has high gas-liquid separation efficiency, and can realize automatic discharge by using geothermal water, thereby avoiding the blockage of a discharge port.
Description
Technical Field
The invention relates to the technical field of geothermal development equipment, in particular to desanding and degassing equipment for geothermal development and utilization.
Background
Geothermal energy is the only energy from the earth's interior and exists in the form of heat, which is the ability to cause volcanic eruptions and earthquakes, and is a relatively reliable renewable energy source in contrast to the instability of solar and wind energy, which makes it believed that geothermal energy can be the best alternative to coal, natural gas and nuclear energy. In addition, geothermal energy is really an ideal clean energy, the energy is abundant, greenhouse gases cannot be generated in the using process, and the damage to the global environment is avoided. At present, the utilization of geothermal energy is mainly focused in the fields of geothermal power generation, geothermal heating and the like.
The heating by using the geothermal water does not burn coal, has no pollution, can supply hot water day and night, and can keep the room temperature constant and comfortable. Although the initial investment of geothermal heating is high, the total cost is only one fourth of that of oil-fired boiler heating, thus not only saving energy, transportation, land occupation and the like, but also greatly improving atmospheric environment, and having obvious economic and social benefits, thus being ideal heating energy. However, the produced geothermal water contains impurities and gases, and before the geothermal water is introduced into a heating pipeline, sand and gas removal treatment needs to be carried out on the geothermal water, so that the existing gas removal equipment has complex gas removal process and low gas-liquid separation efficiency.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provide a sand-removing and degassing device for geothermal development and utilization.
The invention provides a sand-removing and degassing device for geothermal development and utilization, which comprises: the liquid inlet end of the cyclone desander is communicated with a geothermal water output pipeline of the geothermal well;
the gas-liquid separator is connected with the liquid outlet end of the cyclone sand remover and comprises a first shell and a damping piece, wherein the first shell is horizontally arranged, and the damping piece is arranged in the first shell; the first shell is provided with a liquid inlet along the inner wall of the first shell, a first channel communicated with the liquid inlet is further arranged in the first shell, the first channel is arranged along the length direction of the first shell and is located at the position, close to the top, of the first shell, a second channel is further arranged at the position, close to the bottom, of the first shell, the first channel and the second channel are communicated through a third channel arranged along the radian direction of the first shell, the first channel is further connected with a gas conveying pipe, and the second channel is further connected with a liquid conveying pipe.
Preferably, an adsorption filter is further arranged between the second channel and the liquid conveying pipeline, the adsorption filter comprises a second shell and a plurality of filter columns arranged in the second shell, the filter columns are sequentially communicated through a connecting pipe, the water inlet end of the first filter column is connected with the second channel, and the filter column at the tail end is connected with the liquid conveying pipeline.
Preferably, the lower end of the cyclone desander is further connected with a sand collecting bin, the sand collecting bin comprises a discharging plate obliquely arranged inside the sand collecting bin, the lower end of the discharging plate is hinged to the inner wall below a discharging port of the sand collecting bin, the high end of the discharging plate is connected with the inner wall of the sand collecting bin through an elastic piece, the liquid outlet end of the endmost filter column is communicated with the inner wall of the sand collecting bin below the discharging plate, and the sand collecting bin is communicated with the liquid conveying pipeline.
Preferably, a waterproof elastic membrane is arranged below the discharging plate.
Preferably, the periphery of the stripper plate is provided with a first sealing ring which is connected with the wall of the sand collecting bin in a sealing manner.
Preferably, the discharging plate is provided with a soft cleaning column for cleaning the sand outlet of the cyclone sand remover.
Preferably, the number of the liquid inlet and the third channel is plural.
Preferably, the damping member is slidably coupled to an inner wall of the first housing.
Preferably, a second sealing ring is arranged between the damping piece and the inner wall of the first shell in a sliding connection mode.
Preferably, the liquid conveying pipeline is provided with an electromagnetic valve, the sand collecting bin is internally provided with a pressure sensor, and the pressure sensor and the electromagnetic valve are in signal connection with an external controller.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the geothermal development, desanding and degassing equipment is used for desanding treatment through a cyclone desander, and then degassing is performed through a gas-liquid separator;
2. the invention also makes full use of the geothermal water after treatment to enter the sand collecting bin and lift the discharging plate in the sand collecting bin, realizes automatic discharging, avoids the blockage of the discharging port caused by excessive sand accumulation in the sand collecting bin, does not need other power for discharging, and saves the cost.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a first schematic view of the internal structure of the gas-liquid separator of the present invention.
FIG. 3 is a second schematic view of the internal structure of the gas-liquid separator of the present invention.
FIG. 4 is a schematic view of the structure of the adsorption filter of the present invention.
Reference numerals: 1. the cyclone desander comprises a cyclone desander body 2, a gas-liquid separator 21, a first shell 22, a damping part 23, a first channel 24, a liquid inlet 25, a second channel 26, a third channel 3, an adsorption filter 31, a second shell 32, a filter column 33, a connecting pipe 4, a gas conveying pipe 5, a liquid conveying pipeline 6, a sand collecting bin 7, a discharging plate 8, a discharging port 10 and a waterproof elastic membrane.
Detailed Description
Detailed description of the preferred embodimentsthe following detailed description of the present invention will be made with reference to the accompanying drawings 1-3, although it should be understood that the scope of the present invention is not limited to the specific embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example 1
The invention provides a sand-removing and degassing device for geothermal development and utilization, which comprises
The liquid inlet end of the cyclone desander 1 is communicated with a geothermal water output pipeline of the geothermal well;
the gas-liquid separator 2 is connected with the liquid outlet end of the cyclone desander 1, and the gas-liquid separator 2 comprises a first shell 21 which is horizontally arranged and a damping piece 22 which is arranged in the first shell 21; first casing 21 is equipped with inlet 24 along its shells inner wall, still be equipped with the first passageway 23 with inlet 24 intercommunication in the first casing 21, first passageway 23 sets up and is located along 21 length direction of first casing 21 is close to top department, first casing 21 is close to bottom department and still is equipped with second passageway 25, first passageway 23 and second passageway 25 are through the third passageway 26 intercommunication along the setting of 21 radian directions of first casing, first passageway 23 still is connected with gas transmission pipe 4, second passageway 25 still is connected with liquid transmission pipeline 5.
According to the geothermal development and utilization device, desanding treatment is carried out on desanding equipment through the cyclone desander 1, then the desanding is carried out through the gas-liquid separator 2, the gas-liquid separator 2 of the geothermal development and utilization device utilizes the difference between liquid and gas density, liquid with gas is introduced into the first channel 23 of the first shell 21, and the liquid falls back into the second channel 25 through the third channel 26 under the action of gravity, so that gas-liquid separation is realized.
Example 2
On the basis of embodiment 1, the method further comprises the following steps:
further, still be equipped with adsorption filter 3 between second passageway 25 and the liquid conveying pipeline 5, adsorption filter 3 includes second casing 31 and a plurality of filter column 32 of a plurality of settings in second casing 31, and filter column 32 communicates in proper order through connecting pipe 33 between, and the first filter column 32 that intakes holds and is connected with second passageway 25, and the filter column 32 that is terminal is connected with liquid conveying pipeline 5.
Example 3
On the basis of embodiment 2, the method further comprises the following steps:
further, the lower end of the cyclone sand remover 1 is further connected with a sand collecting bin 6, the sand collecting bin 6 comprises a discharging plate 7 which is obliquely arranged inside the sand collecting bin 6, the lower end of the discharging plate 7 is hinged to the inner wall below a discharging hole 8 of the sand collecting bin 6, the high end of the discharging plate 7 is connected with the inner wall of the sand collecting bin 6 through an elastic piece, the liquid outlet end of the filter column 32 at the tail end is communicated with the inner wall of the sand collecting bin 6 below the discharging plate 7, and the sand collecting bin 6 is communicated with the liquid conveying pipeline 5.
The liquid enters the filtering absorber 3 for retreatment, enters the sand collecting bin 6, and lifts the discharging plate 7 in the sand collecting bin 6, so that automatic discharging is realized, the blockage of the discharging port 8 caused by excessive sand accumulation in the sand collecting bin 6 is avoided, other power is not needed for discharging, and the cost is saved.
Example 4
On the basis of embodiment 3, the method further comprises the following steps:
a waterproof elastic membrane 10 is arranged below the stripper plate 7. The periphery of the discharging plate 7 is provided with a first sealing ring which is connected with the wall of the sand collecting bin 6 in a sealing way. And a soft cleaning column for cleaning the sand outlet of the cyclone sand remover 1 is arranged on the discharging plate 7. The number of the liquid inlet 24 and the third channel 26 is plural. The damper 22 is slidably coupled to an inner wall of the first housing 21. A second sealing ring is arranged between the damping member 22 and the inner wall of the first housing 21 in a sliding connection. The liquid conveying pipeline 5 is provided with an electromagnetic valve, the sand collecting bin 6 is internally provided with a pressure sensor, and the pressure sensor and the electromagnetic valve are in signal connection with an external controller.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A sand-removing and degassing device for geothermal development and utilization, comprising:
the liquid inlet end of the cyclone desander (1) is communicated with a geothermal water output pipeline of the geothermal well;
the gas-liquid separator (2) is connected with the liquid outlet end of the cyclone sand remover (1), and the gas-liquid separator (2) comprises a first shell (21) which is horizontally arranged and a damping piece (22) which is arranged in the first shell (21); first casing (21) are equipped with inlet (24) along its shells inner wall, still be equipped with first passageway (23) with inlet (24) intercommunication in first casing (21), first passageway (23) set up and are located along first casing (21) length direction first casing (21) are close to top department, first casing (21) are close to bottom department and still are equipped with second passageway (25), first passageway (23) and second passageway (25) are through third passageway (26) intercommunication along first casing (21) radian direction setting, first passageway (23) still are connected with gas transmission pipe (4), second passageway (25) still are connected with liquid conveying pipeline (5).
2. The geothermal development and utilization desanding and degassing device according to claim 1, wherein an adsorption filter (3) is further arranged between the second channel (25) and the liquid conveying pipeline (5), the adsorption filter (3) comprises a second shell (31) and a plurality of filter columns (32) arranged in the second shell (31), the filter columns (32) are sequentially communicated through a connecting pipe (33), the water inlet end of the first filter column (32) is connected with the second channel (25), and the endmost filter column (32) is connected with the liquid conveying pipeline (5).
3. The geothermal exploitation and use desanding and degassing device according to claim 2, wherein the cyclone desander (1) is further connected with a sand collection bin (6) at the lower end thereof, the sand collection bin (6) comprises a discharge plate (7) obliquely arranged inside the sand collection bin, the lower end of the discharge plate (7) is hinged on the inner wall below the discharge hole (8) of the sand collection bin (6), and the upper end of the discharge plate (7) is connected with the inner wall of the sand collection bin (6) through an elastic member; the liquid outlet end of the filter column (32) at the tail end is communicated with the inner wall of the sand collection bin (6) below the discharging plate (7), and the sand collection bin (6) is communicated with the liquid conveying pipeline (5).
4. The geothermal exploitation and use desanding and degassing apparatus according to claim 3, characterised in that a waterproof elastic membrane (10) is provided under the stripper plate (7).
5. The geothermal exploitation and utilization desanding and degassing device according to claim 4, wherein the discharge plate (7) is provided at its periphery with a first sealing ring which is sealingly connected to the wall of the sand collection chamber (6).
6. The geothermal exploitation and use desanding and degassing device according to claim 5, wherein the stripper plate (7) is provided with a soft cleaning column for cleaning the sand outlet of the cyclone desander (1).
7. The geothermal development utilization desanding and degassing apparatus of claim 6 wherein the number of said liquid inlet (24) and third passages (26) is plural.
8. The geothermal development utilization desanding and degassing apparatus according to claim 7, wherein the damping member (22) is slidably connected to the inner wall of the first casing (21).
9. The apparatus for geothermal development utilizing desanding and degassing according to claim 8 wherein a second seal is provided between the damper (22) and the sliding connection of the inner wall of the first casing (21).
10. The geothermal exploitation and utilization desanding and degassing device according to claim 9, wherein the liquid delivery pipe (5) is provided with a solenoid valve, the sand collecting bin (6) is provided with a pressure sensor, and the pressure sensor and the solenoid valve are in signal connection with an external controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210337619.6A CN114684944A (en) | 2022-04-01 | 2022-04-01 | Geothermal development utilizes desanding gas removal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210337619.6A CN114684944A (en) | 2022-04-01 | 2022-04-01 | Geothermal development utilizes desanding gas removal equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114684944A true CN114684944A (en) | 2022-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210337619.6A Pending CN114684944A (en) | 2022-04-01 | 2022-04-01 | Geothermal development utilizes desanding gas removal equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114684944A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116177653A (en) * | 2023-04-18 | 2023-05-30 | 青海九零六工程勘察设计院有限责任公司 | Geothermal water degassing and sand removing device based on geothermal water supply |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2594898A1 (en) * | 1986-02-26 | 1987-08-28 | Alsthom | Hydraulic gas-liquid separator with damping system |
| CN204787372U (en) * | 2015-07-10 | 2015-11-18 | 山东海利丰地源热泵有限责任公司 | Geothermal well tail water recharges system's device |
| CN211513755U (en) * | 2019-12-31 | 2020-09-18 | 上海石化西尼尔化工科技有限公司 | Gas-liquid separator |
| CN212549012U (en) * | 2020-06-11 | 2021-02-19 | 深圳市利源水务设计咨询有限公司 | Multistage filtering component and deodorizing multistage baffling bioreactor |
| CN213037540U (en) * | 2020-08-26 | 2021-04-23 | 东营明汇新能源科技有限公司 | Geothermal deep well water-collecting purifying device |
| CN214830158U (en) * | 2021-04-22 | 2021-11-23 | 西安兴辉锐油气开发科技有限公司 | Oil associated gas recovery device |
-
2022
- 2022-04-01 CN CN202210337619.6A patent/CN114684944A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2594898A1 (en) * | 1986-02-26 | 1987-08-28 | Alsthom | Hydraulic gas-liquid separator with damping system |
| CN204787372U (en) * | 2015-07-10 | 2015-11-18 | 山东海利丰地源热泵有限责任公司 | Geothermal well tail water recharges system's device |
| CN211513755U (en) * | 2019-12-31 | 2020-09-18 | 上海石化西尼尔化工科技有限公司 | Gas-liquid separator |
| CN212549012U (en) * | 2020-06-11 | 2021-02-19 | 深圳市利源水务设计咨询有限公司 | Multistage filtering component and deodorizing multistage baffling bioreactor |
| CN213037540U (en) * | 2020-08-26 | 2021-04-23 | 东营明汇新能源科技有限公司 | Geothermal deep well water-collecting purifying device |
| CN214830158U (en) * | 2021-04-22 | 2021-11-23 | 西安兴辉锐油气开发科技有限公司 | Oil associated gas recovery device |
Non-Patent Citations (1)
| Title |
|---|
| 中国煤田地质总局: "《煤田钻探工程 第5分册 钻井液》", 31 October 1994, 煤炭工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116177653A (en) * | 2023-04-18 | 2023-05-30 | 青海九零六工程勘察设计院有限责任公司 | Geothermal water degassing and sand removing device based on geothermal water supply |
| CN116177653B (en) * | 2023-04-18 | 2024-02-20 | 青海九零六工程勘察设计院有限责任公司 | Geothermal water degassing and sand removing device based on geothermal water supply |
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Application publication date: 20220701 |