CN212774249U - Ground supply combination device for hydrate microwave exploitation - Google Patents
Ground supply combination device for hydrate microwave exploitation Download PDFInfo
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- CN212774249U CN212774249U CN202021559710.5U CN202021559710U CN212774249U CN 212774249 U CN212774249 U CN 212774249U CN 202021559710 U CN202021559710 U CN 202021559710U CN 212774249 U CN212774249 U CN 212774249U
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Abstract
A ground supply combination device for hydrate microwave exploitation relates to the field of natural gas hydrate, comprising a power supply, an uninterrupted power supply, a microwave generator, a natural gas generator, a sand filtering tank, a gas-liquid separation tank, a filtering tank and a dehumidifying tank, wherein the power supply and the natural gas generator are connected with the uninterrupted power supply through a power supply cable, the uninterrupted power supply is connected with the microwave generator, the microwave generator is connected with an exploitation wellhead through a guided wave antenna, the exploitation wellhead is sequentially connected with the sand filtering tank and the gas-liquid separation tank through a liquid pipeline, the gas-liquid separation tank is connected with the filtering tank through a liquid pipeline and is connected with the dehumidifying tank through an exhaust pipeline, the dehumidifying tank is connected with a natural gas storage and transportation end and a natural gas generator through a gas pipeline, the utility model has the functions of power supply, microwave generation, produced water filtration and gas-liquid separation, and can meet the requirements of a, the device can adapt to different underground environments, and ensures the mining safety.
Description
Technical Field
The utility model relates to a natural gas hydrate field especially relates to a hydrate microwave exploitation ground supplies with composite set, specifically is a natural gas hydrate exploitation ground supplies with composite set with reserve power supply, microwave take place, extraction water filtering separation function.
Background
Natural Gas Hydrate (NGH) is a non-stoichiometric clathrate compound formed by natural gas and water at a certain low temperature and high pressure, and is also called as "combustible ice". 1m3The natural gas hydrate may contain 164m3Methane gas and 0.8m3The water of (2). The 'combustible ice' is a byproduct of natural gas, has approximately the same application range as the natural gas, and is a typical petroleum substitute. The combustible ice is extremely easy to burn, and under the same condition, the energy generated by burning the combustible ice is dozens of times higher than that of coal, petroleum and natural gas, so that the combustible ice is known as 'belonging to last super energy'.
The reserves of combustible ice in China are quite rich, and according to research and research, natural gas hydrate in China is mainly distributed in the south China sea area, the east China sea area, the Qinghai-Tibet plateau permafrost zone and the northeast China permafrost zone.
Microwaves are electromagnetic waves, like radio waves, infrared rays and visible light, and refer to electromagnetic waves with a frequency of 3OOMHz-300KMHz, i.e., electromagnetic waves with a wavelength of 1m to 1 mm. When microwave meets different materials in the transmission process, reflection, absorption and penetration phenomena can be generated, the microwave has different penetration rates on different materials, almost totally reflects on metal, almost totally penetrates through glass, ceramic, polytetrafluoroethylene, polypropylene plastic and the like, and for other substances, the penetration depth changes along with the increase of wavelength, in other words, the frequency is related, the higher the frequency is, the shorter the wavelength is, and the penetration force is weaker.
The microwave has unique heating performance, different heating modes from other microwaves, heat is generated from the inside of a medium, a temperature field is uniform, and the microwave has many advantages, so that the microwave is widely applied to industries such as food, medicine and the like. Microwaves have proven to be a good means of heating. Experiments prove that the microwave can accelerate the decomposition of the natural gas hydrate, the heating effect is better than that of conventional heating, the operation is simpler, and the microwave can be used for exploiting the natural gas hydrate. The microwave heating of the natural gas hydrate reservoir can avoid heat loss from the well head to the bottom of the well in other heat injection modes.
But at microwave heating to natural gas hydrate's actual exploitation in-process, need arrange the corresponding equipment of supplementary exploitation on ground, specifically including power supply function, microwave emergence function, produced water filtration, gas-liquid separation function, but do not have relevant supplementary exploitation equipment at present, consequently the utility model discloses the device provides a hydrate microwave exploitation land used surface supplies composite set.
Disclosure of Invention
An object of the utility model is to provide a hydrate microwave is opened and is adopted ground supply composite set, the utility model discloses supply with composite set and have power supply function, microwave emergence function, extraction water and filter, gas-liquid separation function, can satisfy the demand of natural gas hydrate microwave heating well site to supplementary exploitation, the environment in the pit of adaptable difference, the safety of exploitation of having guaranteed of very big limit, the utility model discloses a specification can be adjusted according to actual demand, uninterrupted power source and natural gas generator's synergism, the power supply reliability when can guaranteeing the exploitation, and the extraction air water mixture can be directly through the utility model discloses the device filters, separates to transport to warehousing and transportation end, the utility model discloses the device has improved safety, efficiency of microwave heating exploitation natural gas hydrate, increases economic benefits.
The embodiment of the utility model provides a hydrate microwave opens adopts ground supply composite set, including power, uninterrupted power source, microwave generator, natural gas generator, worry sand jar, gas-liquid separation jar, filter jar, dehumidification jar, power, natural gas generator are connected with uninterrupted power source through supply cable, uninterrupted power source is connected with microwave generator through supply cable, microwave generator is connected with the exploitation well head through the guided wave antenna, the exploitation well head is connected with worrying sand jar through the liquid pipeline, worry sand jar and be connected with gas-liquid separation jar through the liquid pipeline, gas-liquid separation jar is connected with filter jar through the liquid pipeline, filter jar is connected with the drain line, pressure pump, pressure sensor, flowmeter, valve have been arranged on the drain line, the drain line end has arranged flange, the gas-liquid separation tank is connected with the dehumidifying tank through an exhaust pipeline, and the dehumidifying tank is connected with the natural gas storage and transportation end and the natural gas generator through the exhaust pipeline.
Consider the sand jar including considering sand jar shell, considering sand jar top cap, considering sand bucket, support frame, consider that sand jar shell top has arranged and has considered sand jar top cap, consider sand jar top cap and consider the sand bucket to be connected, consider that the sand bucket arranges inside considering sand jar shell, consider that sand jar shell bottom has arranged the support frame, consider that sand jar shell bottom has arranged the liquid pipeline, consider that sand jar top cap surface has arranged the liquid pipeline.
The gas-liquid separation jar includes gas-liquid separation shell, zone of heating, motor, transmission shaft, helical blade, the zone of heating has been arranged to gas-liquid separation shell inner wall, motor, support frame have been arranged to gas-liquid separation shell bottom, the motor passes through the transmission shaft and is connected with helical blade, transmission shaft, helical blade arrange inside gas-liquid separation shell, liquid pipeline, exhaust pipe line have been arranged at gas-liquid separation shell top, liquid pipeline has been arranged to gas-liquid separation shell bottom.
The exploitation wellhead is a natural gas exploitation tree.
The power supply is a conventional power supply.
The specification of the UPS can be adjusted according to the actual application condition.
The microwave generator can adjust the specification according to the actual application condition, is connected with the coiled tubing in the using process, and moves the microwave transmitting end to the target natural gas hydrate exploitation area through the coiled tubing.
The natural gas generator is used as a standby power supply, the specification of the natural gas generator can be adjusted according to actual requirements, and the dehumidified natural gas is used for generating electricity.
Consider the sand jar and be used for filtering the inside sand body of discharge liquid when exploiting natural gas hydrate, filter, save the sand body through considering the sand bucket, when considering the sand body too much in the sand bucket, open and consider the sand jar top cap and rinse considering the sand bucket.
The gas-liquid separation tank heats the gas-water mixture through the heating layer, the helical blade is driven by the motor to stir, gas-liquid separation is carried out, liquid is discharged to the filter tank, and gas is discharged to the dehumidification tank.
The filter tank is used for filtering the water after gas-liquid separation again, and discharging the filtered water to the produced water treatment end through a drainage pipeline.
The dehumidifying tank is used for drying the natural gas after gas-liquid separation, and the dried natural gas is input to the storage and transportation end and the natural gas generator through an exhaust pipeline.
When the utility model is used, the pressure pump can be arranged on the liquid pipeline, the drainage pipeline and the exhaust pipeline for providing power for the utility model device.
When the utility model is used, pressure sensors can be arranged on the liquid pipeline, the drainage pipeline and the exhaust pipeline for recording pressure parameters in real time.
When the utility model is used, the flowmeter can be arranged on liquid pipeline, drain line, the blast pipe line for real-time recording flow parameter.
When the utility model is used, the valve can be arranged on the liquid pipeline, the drainage pipeline and the exhaust pipeline for controlling the opening/closing of the pipeline.
The liquid pipeline, the drainage pipeline and the exhaust pipeline are made of stainless steel.
The sand filtering tank shell and the gas-liquid separation shell are made of stainless steel.
The utility model discloses the specification of device can be adjusted according to actual demand.
The application method of the surface supply combination device for hydrate microwave exploitation comprises the following steps:
And 2, connecting the microwave generator with the coiled tubing, and moving the microwave transmitting end to the target natural gas hydrate exploitation area through the coiled tubing.
And 3, starting a power supply, starting a microwave generator, and carrying out microwave heating exploitation on the natural gas hydrate through a microwave emitting end.
And 4, filtering sand of the gas-water mixed discharge formed by mining through a sand filtering tank.
And 5, carrying out gas-liquid separation on the gas-water mixture subjected to sand filtering treatment through a gas-liquid separation tank, discharging the liquid to a filter tank, and discharging the gas to a dehumidification tank.
And 6, filtering the water subjected to gas-liquid separation again through a filter tank, and discharging the filtered water to a produced water treatment end through a drainage pipeline.
And 7, drying the natural gas subjected to gas-liquid separation by using a dehumidification tank, and inputting the dried natural gas to a storage and transportation end and a natural gas generator through an exhaust pipeline.
And 8, starting the natural gas generator to generate power when the power supply fails.
The utility model discloses hydrate microwave exploitation supplies with ground composite set beneficial effect is: the utility model discloses supply with composite set and have power supply function, microwave emergence function, production water filtration, gas-liquid separation function, can satisfy the demand of natural gas hydrate microwave heating well site to supplementary exploitation, adaptable different downhole environment, the safety of exploitation of having guaranteed of very big limit, the utility model discloses a specification can be adjusted according to actual demand, and uninterrupted power source and natural gas generator's synergism, the reliability of supplying power when can guaranteeing the exploitation, and it can be direct through the utility model discloses the device filters, separates to transport to warehousing and transportation end to adopt the air water mixture, the utility model discloses the device has improved safety, the efficiency of microwave heating exploitation natural gas hydrate, increases economic benefits.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the utility model.
FIG. 2 is a schematic view of the sand filtering tank.
FIG. 3 is a schematic view of the configuration of the gas-liquid separation tank.
Reference numerals: 1. the device comprises a production wellhead 2, a power supply 3, an uninterruptible power supply 4, a microwave generator 5, a power supply cable 6, a natural gas generator 7, a sand filtering tank 8, a liquid pipeline 9, a gas-liquid separation tank 10, a filtering tank 11, a drainage pipeline 12, a pressure pump 13, a pressure sensor 14, a flowmeter 15, a valve 16, a connecting flange 17, a gas exhaust pipeline 18, a dehumidification tank 19, a sand filtering tank shell 20, a sand filtering tank top cover 21, a sand filtering barrel 22, a support frame 23, a gas-liquid separation shell 24, a heating layer 25, a motor 26, a transmission shaft 27 and a helical blade.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in FIGS. 1-3, the embodiment of the utility model provides a hydrate microwave opens and adopts ground supply composite set, including power 2, uninterrupted power source 3, microwave generator 4, natural gas generator 6, consider sand jar 7, gas-liquid separation jar 9, filter jar 10, dehumidification jar 18, power 2, natural gas generator 6 are connected with uninterrupted power source 3 through supply cable 5, uninterrupted power source 3 is connected with microwave generator 4 through supply cable 5, microwave generator 4 is connected with exploitation well head 1 through the guided wave antenna, exploitation well head 1 is connected with considering sand jar 7 through liquid pipeline 8, consider sand jar 7 to be connected with gas-liquid separation jar 9 through liquid pipeline 8, gas-liquid separation jar 9 is connected with filtration jar 10 through liquid pipeline 8, it is connected with drain line 11 to filter jar 10, drain line 11 is last to be arranged pressure pump 12, Pressure sensor 13, flowmeter 14, valve 15, drain line 11 end has arranged flange 16, gas-liquid separation jar 9 is connected with dehumidification jar 18 through exhaust pipe 17, dehumidification jar 18 is connected with natural gas storage and transportation end, natural gas generator 6 through exhaust pipe 17.
Consider sand jar 7 including considering sand jar shell 19, considering sand jar top cap 20, considering sand bucket 21, support frame 22, consider that sand jar shell 19 top has been arranged and has been considered sand jar top cap 20, consider sand jar top cap 20 and consider sand bucket 21 to be connected, consider sand bucket 21 and arrange inside considering sand jar shell 19, consider that sand jar shell 19 bottom has been arranged support frame 22, consider that sand jar shell 19 bottom has been arranged liquid pipeline 8, consider that sand jar top cap 20 surface has arranged liquid pipeline 8.
The gas-liquid separation jar 9 includes gas-liquid separation shell 23, zone of heating 24, motor 25, transmission shaft 26, helical blade 27, zone of heating 24 has been arranged to gas-liquid separation shell 23 inner wall, motor 25, support frame 22 have been arranged to gas-liquid separation shell 23 bottom, motor 25 is connected with helical blade 27 through transmission shaft 26, helical blade 27 arrange inside gas-liquid separation shell 23, liquid pipeline 8, exhaust pipe line 17 have been arranged at gas-liquid separation shell 23 top, liquid pipeline 8 has been arranged to gas-liquid separation shell 23 bottom.
The exploitation wellhead 1 is a natural gas exploitation tree.
The power supply 2 is a conventional power supply 2.
The specification of the uninterruptible power supply 3 can be adjusted according to actual application conditions.
The specification of the microwave generator 4 can be adjusted according to the actual application condition, the microwave generator 4 is connected with the coiled tubing in the using process, and the microwave transmitting end is moved to the target natural gas hydrate exploitation area through the coiled tubing.
The natural gas generator 6 is used as a standby power supply, the specification of the natural gas generator can be adjusted according to actual requirements, and the dehumidified natural gas is used for generating electricity.
The sand filtering tank 7 is used for filtering sand bodies in discharged liquid during natural gas hydrate exploitation, filtering and storing the sand bodies through the sand filtering barrel 21, and when the sand bodies in the sand filtering barrel 21 are too much, the top cover 20 of the sand filtering tank is opened to clean the sand filtering barrel 21.
The gas-liquid separation tank 9 heats the gas-water mixture through the heating layer 24, drives the helical blade 27 through the motor 25 to stir, separates gas and liquid, discharges liquid to the filter tank 10, and discharges gas to the dehumidification tank 18.
The filtering tank 10 is used for filtering the water after gas-liquid separation again, and discharging the filtered water to a produced water treatment end through a drainage pipeline 11.
The dehumidification tank 18 is used for drying the natural gas after gas-liquid separation, and the dried natural gas is input to the storage and transportation end and the natural gas generator 6 through the exhaust pipeline 17.
When the utility model is used, the force pump 12 can be arranged on the liquid pipeline 8, the drain pipeline 11, the exhaust pipeline 17 for provide power for the utility model device.
When the utility model is used, pressure sensor 13 can be arranged on liquid pipeline 8, water drainage pipeline 11, exhaust pipe 17 for real-time recording pressure parameter.
When the utility model is used, flowmeter 14 can be arranged on liquid pipeline 8, water drainage pipeline 11, exhaust pipe 17 for real-time recording flow parameter.
When the utility model is used, valve 15 can be arranged on liquid pipeline 8, drain line 11, exhaust pipe 17 for opening/closing of control line.
The liquid pipeline 8, the drainage pipeline 11 and the exhaust pipeline 17 are made of stainless steel.
The sand filtering tank shell 19 and the gas-liquid separation shell 23 are made of stainless steel.
The utility model discloses the specification of device can be adjusted according to actual demand.
The application method of the surface supply combination device for hydrate microwave exploitation comprises the following steps:
And 2, connecting the microwave generator 4 with a coiled tubing, and moving the microwave transmitting end to a target natural gas hydrate exploitation area through the coiled tubing.
And 3, starting the power supply 2, starting the microwave generator 4, and carrying out microwave heating exploitation on the natural gas hydrate through a microwave emitting end.
And 4, filtering sand of the gas-water mixed discharge formed by mining through a sand filtering tank 7.
And 5, carrying out gas-liquid separation on the gas-water mixture subjected to sand filtering treatment through a gas-liquid separation tank 9, discharging the liquid to a filter tank 10, and discharging the gas to a dehumidification tank 18.
And 6, filtering the water after gas-liquid separation again through a filter tank 10, and discharging the filtered water to a produced water treatment end through a drainage pipeline 11.
And 7, drying the natural gas subjected to gas-liquid separation by using a dehumidifying tank 18, and inputting the dried natural gas to a storage and transportation end and a natural gas generator 6 through an exhaust pipeline 17.
And 8, starting the natural gas generator 6 to generate power when the power supply 2 fails.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (3)
1. The ground supply combination device for hydrate microwave exploitation is characterized by comprising a power supply (2), an uninterruptible power supply (3), a microwave generator (4), a natural gas generator (6), a sand filtering tank (7), a gas-liquid separation tank (9), a filtering tank (10) and a dehumidifying tank (18), wherein the power supply (2) and the natural gas generator (6) are connected with the uninterruptible power supply (3) through a power supply cable (5), the uninterruptible power supply (3) is connected with the microwave generator (4) through the power supply cable (5), the microwave generator (4) is connected with an exploitation wellhead (1) through a wave guide antenna, the exploitation wellhead (1) is connected with the sand filtering tank (7) through a liquid pipeline (8), the sand filtering tank (7) is connected with the gas-liquid separation tank (9) through a liquid pipeline (8), and the gas-liquid separation tank (9) is connected with the filtering tank (10) through the liquid pipeline (8), the filter tank (10) is connected with a drainage pipeline (11), a pressure pump (12), a pressure sensor (13), a flowmeter (14) and a valve (15) are arranged on the drainage pipeline (11), a connecting flange (16) is arranged at the tail end of the drainage pipeline (11), the gas-liquid separation tank (9) is connected with a dehumidification tank (18) through an exhaust pipeline (17), and the dehumidification tank (18) is connected with a natural gas storage and transportation end and a natural gas generator (6) through the exhaust pipeline (17);
the sand filtering tank (7) comprises a sand filtering tank shell (19), a sand filtering tank top cover (20), a sand filtering barrel (21) and a support frame (22), wherein the sand filtering tank top cover (20) is arranged at the top of the sand filtering tank shell (19), the sand filtering tank top cover (20) is connected with the sand filtering barrel (21), the sand filtering barrel (21) is arranged inside the sand filtering tank shell (19), the support frame (22) is arranged at the bottom of the sand filtering tank shell (19), a liquid pipeline (8) is arranged at the bottom of the sand filtering tank shell (19), and the liquid pipeline (8) is arranged on the surface of the sand filtering tank top cover (20);
gas-liquid separation jar (9) are including gas-liquid separation shell (23), zone of heating (24), motor (25), transmission shaft (26), helical blade (27), zone of heating (24) have been arranged to gas-liquid separation shell (23) inner wall, motor (25), support frame (22) have been arranged to gas-liquid separation shell (23) bottom, motor (25) are connected with helical blade (27) through transmission shaft (26), helical blade (27) are arranged inside gas-liquid separation shell (23), liquid pipeline (8), exhaust pipe line (17) have been arranged at gas-liquid separation shell (23) top, liquid pipeline (8) have been arranged to gas-liquid separation shell (23) bottom.
2. The surface supply combination device for hydrate microwave mining as claimed in claim 1, wherein the liquid pipeline (8), the drainage pipeline (11) and the exhaust pipeline (17) are made of stainless steel.
3. The surface supply combination device for hydrate microwave exploitation according to claim 1, wherein the sand filter tank shell (19) and the gas-liquid separation shell (23) are made of stainless steel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021559710.5U CN212774249U (en) | 2020-08-01 | 2020-08-01 | Ground supply combination device for hydrate microwave exploitation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021559710.5U CN212774249U (en) | 2020-08-01 | 2020-08-01 | Ground supply combination device for hydrate microwave exploitation |
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| CN212774249U true CN212774249U (en) | 2021-03-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115012882A (en) * | 2022-06-21 | 2022-09-06 | 吉林大学 | Method for intermittently and auxiliarily exploiting natural gas hydrate through microwave heating |
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2020
- 2020-08-01 CN CN202021559710.5U patent/CN212774249U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115012882A (en) * | 2022-06-21 | 2022-09-06 | 吉林大学 | Method for intermittently and auxiliarily exploiting natural gas hydrate through microwave heating |
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