CN118028037A - Pretreatment device for natural gas exploitation - Google Patents
Pretreatment device for natural gas exploitation Download PDFInfo
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- CN118028037A CN118028037A CN202410373338.5A CN202410373338A CN118028037A CN 118028037 A CN118028037 A CN 118028037A CN 202410373338 A CN202410373338 A CN 202410373338A CN 118028037 A CN118028037 A CN 118028037A
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- natural gas
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 230
- 239000003345 natural gas Substances 0.000 title claims abstract description 115
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 99
- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 239000012535 impurity Substances 0.000 claims abstract description 44
- 238000001914 filtration Methods 0.000 claims abstract description 21
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 27
- 238000001179 sorption measurement Methods 0.000 claims description 21
- 239000002245 particle Substances 0.000 claims description 20
- 238000005507 spraying Methods 0.000 claims description 20
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 239000007789 gas Substances 0.000 abstract description 22
- 238000000034 method Methods 0.000 abstract description 14
- 230000008569 process Effects 0.000 abstract description 11
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 abstract description 7
- 229910000037 hydrogen sulfide Inorganic materials 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 10
- 239000007787 solid Substances 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 6
- 239000002274 desiccant Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N carbon dioxide Natural products O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000003463 adsorbent Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000035 biogenic effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000001741 organic sulfur group Chemical group 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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- Gas Separation By Absorption (AREA)
Abstract
The invention provides a pretreatment device for natural gas exploitation, which belongs to the technical field of natural gas production and comprises the following components: the device comprises a first tank body, an air inlet pipe, a baffle, a circulating piece, a first connecting pipe, a second tank body, a filtering mechanism, a second connecting pipe, a circulating tank, a detecting mechanism and a circulating pipe; the method is characterized in that the first tank body is internally provided with a first filtering device for primarily filtering larger impurities and absorbing water vapor, the first filtering device flows into the second tank body, the second tank body is provided with a second filtering device for filtering and absorbing other gases such as fixed body impurities and hydrogen sulfide gas in natural gas step by step, the filtered natural gas is conveyed into the circulating tank, the circulating tank is internally provided with a detecting device for discharging natural gas meeting conveying standards through an air outlet pipe, natural gas which does not meet the standards is returned into the second tank body through the circulating pipe for re-filtering, the filtered natural gas enters the circulating tank again for detection until the standard is reached, and the natural gas is discharged through the air outlet pipe, so that the natural gas is convenient to subsequently convey and process.
Description
Technical Field
The invention relates to the technical field of natural gas production, in particular to a pretreatment device for natural gas exploitation.
Background
Natural gas refers to all gases naturally occurring in nature, including gases formed by various natural processes in the atmosphere, water and rock circles (including oilfield gas, gas field gas, mudstone gas, coal bed gas, and biogenic gases, etc.). In the process of natural gas exploitation, natural gas generally contains solid impurities (rock debris and metal corrosion products), liquid impurities (water and condensate) and gas impurities (hydrogen sulfide, organic sulfur carbon dioxide and water vapor) after being exploited from the underground, and chemical agents such as foaming agents, antifreezing agents and the like can be mixed in due to the exploitation process.
In order to ensure safe storage and efficient transportation of natural gas, the effective filtration and separation of impurities and liquid components contained in the natural gas is important. Along with the improvement of the quality standard of the natural gas and the enhancement of the environmental protection and energy efficiency requirements, the traditional treatment method is difficult to remove impurities in the natural gas, such as impurities in liquid phase and the like. Some natural gas which is not fully removed can enter the conveying pipeline, so that damage to the pipeline structure is likely to occur, and the difficulty and cost of subsequent treatment of the natural gas are increased.
Disclosure of Invention
In order to make up for the defects, the invention provides a pretreatment device for natural gas exploitation, which fully and effectively filters and separates impurities in natural gas from liquid phase.
The invention is realized in the following way:
A pretreatment device for natural gas exploitation, comprising: the device comprises a first tank body, an air inlet pipe, a baffle, a circulating piece, a first connecting pipe, a second tank body, a filtering mechanism, a second connecting pipe, a circulating tank, a detecting mechanism, a circulating pipe, a dismounting mechanism and a water spraying mechanism; the first tank body is a hollow cavity; the air inlet pipe is fixedly communicated with the side of the first tank body; the baffles are symmetrically and alternately arranged in the first tank body; the circulating piece is communicated with the hollow cavity; the first connecting pipe is fixedly connected to one side, far away from the air inlet pipe, of the first tank body; the second tank body is communicated with the first tank body through a first connecting pipe; the filtering mechanism is arranged in the second tank body; the second connecting pipe is fixedly communicated with the second tank body; the circulating tank is communicated with the second tank body through a second connecting pipe; the detection mechanism is arranged in the circulating tank; one end of the circulating pipe is communicated with the circulating tank, and the other end of the circulating pipe is communicated with the second tank body; the disassembly mechanism is arranged on the second tank body; the water spraying mechanisms are arranged in the first tank body and are respectively arranged below the baffle plate and the top plate of the first tank body.
In addition, the pretreatment device for natural gas exploitation provided by the invention has the following additional technical characteristics:
In the technical scheme, the baffle is of a hollow structure and is communicated with the hollow cavity.
In the above technical solution, the circulation member includes: the device comprises a water tank, a circulating pump, a water inlet pipe and a water outlet pipe; the water tank is arranged at one side of the first tank body; the water inlet end of the circulating pump is communicated with the water tank; one end of the water inlet pipe is communicated with the water outlet end of the circulating pump, and the other end of the water inlet pipe is communicated with the hollow cavity; one end of the water outlet pipe is communicated with the hollow cavity, and the other end of the water outlet pipe is communicated with the water tank.
In the above technical solution, the filtering mechanism includes: coarse filter screen, fine filter screen and absorption part; the coarse filter screen is arranged in the second tank body; the fine filter screen is arranged in the second tank body and is positioned above the coarse filter screen; the adsorption piece is arranged in the second tank body and is positioned above the fine filter screen.
In the above technical solution, the adsorbing member includes: the device comprises a supporting box, an adsorption box, a threaded hole and a first fastening bolt; the supporting box is arranged in the second tank body; the adsorption box is inserted into the supporting box; the plurality of threaded holes are respectively formed in the supporting box and the adsorption box; the first fastening bolt is matched with the threaded hole.
In the above technical scheme, the detection mechanism includes: the device comprises an air outlet pipe, a first battery valve, a second battery valve, a humidity sensor, an electrochemical sensor, a particle sensor and a controller; the air outlet pipe is fixedly communicated with the circulating tank; the first battery valve is arranged on the air outlet pipe; the second battery valve is arranged on the circulating pipe; the humidity sensor is arranged in the circulating tank; the electrochemical sensor is arranged in the circulating tank; the particle sensor is arranged in the circulating tank; the controller is respectively connected with the first battery valve, the second battery valve, the humidity sensor, the electrochemical sensor and the particle sensor.
In the above technical scheme, the dismounting mechanism includes: the sealing device comprises a side plate, a first groove, a sealing gasket, a second groove, a sealing block and a fixing piece; the side plate is one side plate of the second tank body; the first groove is formed in the second tank body; the sealing gasket is arranged in the first groove; the second groove is arranged in the sealing gasket; the sealing block is fixedly connected to the side plate and is in interference fit with the second groove; the fixing pieces are arranged between the side plate and the second tank body.
In the above technical solution, the fixing member includes: the through hole, the connecting hole, the fixing hole and the second fastening bolt; the through hole is formed in the side plate and the sealing block; the connecting hole is arranged on the sealing gasket; the fixing holes are formed in the second tank body, and the positions of the fixing holes, the connecting holes and the through holes are in one-to-one correspondence; the second fastening bolt is matched with the fixing hole, the connecting hole and the penetrating hole.
In the above technical scheme, the water spraying mechanism includes: a water spray pipe, a nozzle and a third electromagnet; the water spraying pipes are respectively arranged below the baffle plate and the top plate of the first tank body; the nozzle is arranged below the water spraying pipe; the third electromagnetic device is arranged on the water spraying pipe.
In the above technical solution, further includes: impurity removing pipes and valves; the impurity removing pipe is arranged at the bottom of the first tank body; the valve is arranged on the impurity removing pipe.
Compared with the prior art, the invention has the following beneficial effects:
1. Before pretreatment, the condensate water is injected into the hollow cavity in the first tank body through the circulating piece, and the condensate water is circularly cooled, so that the inside of the first tank body is in a state of continuous low temperature, then the extracted natural gas is input into the first tank body through the air inlet pipe, the flow path of the natural gas is limited by a plurality of baffles, the natural gas can collide with the baffles in the flowing process, the time of the natural gas in the first tank body is prolonged, then the large-particle solid impurities carried in the natural gas automatically slide downwards to the bottom of the first tank body in the collision process with the baffles and under the condition of self gravity, the baffles are hollow structures, condensate water is filled in the inside of the baffle, the steam carried in the natural gas flows to the bottom of the first tank body after the condensate water drops are condensed on the surface of the baffle when the baffle is contacted with the baffle, then the natural gas flows into the second tank body through the first connecting pipe, other gases such as the fixed impurities in the natural gas, hydrogen sulfide gas and the like are further filtered step by step and adsorbed in the second tank body, the natural gas is further filtered and absorbed, the natural gas is discharged out of the circulating pipe, the circulating pipe is fully, the natural gas can be filtered and then the natural gas is circulated again until the standard is met, the natural gas is completely discharged out, and the standard is met, after the natural gas is filtered again, the natural gas is filtered and the natural gas is discharged out of the circulating pipe, and the circulating pipe is completely, and the natural gas is filtered again, and the standard is filtered and the natural gas is discharged out through the circulating pipe and the circulating device, and the subsequent transmission and treatment of the natural gas are convenient.
2. Through being provided with water spray mechanism in the first jar body, can clear up the impurity of remaining on first jar body and baffle, arrange first jar body bottom, carry out unified processing.
3. Through be provided with detaching mechanism on the second jar body, can take out filtering mechanism from the second jar is internal, and then can clear up filtering mechanism and the inside of the second jar body.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of a pretreatment device for natural gas exploitation according to the present invention;
FIG. 2 is a cross-sectional view of a pretreatment device for natural gas exploitation according to the present invention;
FIG. 3 is a schematic view of a cycle of a pretreatment apparatus for natural gas exploitation according to the present invention;
FIG. 4 is a schematic illustration of an adsorbent member of a pretreatment device for natural gas exploitation according to the present invention;
FIG. 5 is a schematic view of a disassembly mechanism of a pretreatment device for natural gas exploitation according to the present invention;
Fig. 6 is a schematic view of a fixing member of a pretreatment device for natural gas exploitation according to the present invention.
In the figure: 100. a first tank; 110. a hollow cavity; 120. an air inlet pipe; 130. a baffle; 140. a circulation member; 141. a water tank; 142. a circulation pump; 143. a water inlet pipe; 144. a water outlet pipe; 150. a first connection pipe; 160. a second tank; 170. a second connection pipe; 180. a circulation tank; 190. a circulation pipe; 200. a filtering mechanism; 210. a coarse filter screen; 220. a fine filter screen; 230. an absorbing member; 231. a supporting box; 232. an adsorption box; 233. a threaded hole; 234. a first fastening bolt; 300. a detection mechanism; 310. an air outlet pipe; 320. a first battery valve; 330. a second battery valve; 400. a dismounting mechanism; 410. a side plate; 420. a first groove; 430. a sealing gasket; 440. a second groove; 450. a sealing block; 460. a fixing member; 461. a through hole; 462. a connection hole; 463. a fixing hole; 464. a second fastening bolt; 500. a water spraying mechanism; 510. a water spray pipe; 520. a nozzle; 530. a third electromagnetic; 600. a impurity removing pipe; 700. and (3) a valve.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
A pretreatment device for natural gas exploitation, as shown in fig. 1-6, comprising: the first tank 100, the intake pipe 120, the baffle 130, the circulation piece 140, the first connection pipe 150, the second tank 160, the filtering mechanism 200, the second connection pipe 170, the circulation tank 180, the detecting mechanism 300, the circulation pipe 190, the detaching mechanism 400, and the water spraying mechanism 500; the first can 100 is a hollow cavity 110; the air inlet pipe 120 is fixedly connected to the side of the first tank 100; the plurality of baffles 130 are symmetrically and alternately arranged in the first tank 100; the circulation member 140 communicates with the hollow chamber 110; the first connecting pipe 150 is fixedly connected to the side of the first tank 100 away from the air inlet pipe 120; the second can 160 communicates with the first can 100 through the first connection pipe 150; the filter mechanism 200 is disposed in the second tank 160; the second connection pipe 170 is fixedly connected to the second tank 160; the circulation tank 180 communicates with the second tank 160 through the second connection pipe 170; the detection mechanism 300 is disposed in the circulation tank 180; one end of the circulation pipe 190 is communicated with the circulation tank 180, and the other end of the circulation pipe 190 is communicated with the second tank 160; the dismounting mechanism 400 is arranged on the second tank 160; the water spraying mechanisms 500 are all disposed in the first tank 100, and the water spraying mechanisms 500 are respectively disposed below the baffle 130 and the top plate of the first tank 100.
Before pretreatment, condensed water is injected into the hollow cavity 110 in the first tank 100 through the circulating member 140, and the condensed water is circularly cooled, so that the inside of the first tank 100 is in a continuously low-temperature state, then the extracted natural gas is input into the first tank 100 through the air inlet pipe 120, the flow path of the natural gas is limited by the baffles 130, the natural gas can collide with the baffles 130 in the flowing process, the time of the natural gas in the first tank 100 is prolonged, and then the large-particle solid impurities carried in the natural gas automatically slide down to the bottom of the first tank 100 in the collision process with the baffles 130 and under the self gravity condition, because the baffles 130 are of hollow structures, and the condensed water is filled in the inside of the baffle, the water vapor carried in the natural gas flows to the bottom of the first tank 100 after being condensed into water drops on the surface of the baffles 130 when contacting the baffles 130, and then, natural gas flows into the second tank 160 from the first tank 100 through the first connecting pipe 150, is filtered and absorbed step by step through the filtering mechanism 200 of the second tank 160, then is filtered and absorbed fully, and is conveyed into the circulating tank 180, the natural gas meeting the conveying standard is discharged through the gas outlet pipe 310 to be processed in the next step through the detecting mechanism 300 arranged in the circulating tank 180, the natural gas which does not meet the standard is returned into the second tank 160 through the circulating pipe 190 to be filtered again, is filtered and then enters the circulating tank 180 again, is discharged through the gas outlet pipe 310 after reaching the standard, and then the device can be used for filtering and absorbing the fixed impurity in the natural gas and the other gases such as hydrogen sulfide fully, after reaching the standard, the natural gas is discharged from the gas outlet pipe 310, so that the natural gas is convenient to be transmitted and processed subsequently; by arranging the water spraying mechanism 500 in the first tank 100, impurities remained on the first tank 100 and the baffle 130 can be cleaned and discharged to the bottom of the first tank 100 for unified treatment; by providing the detaching mechanism 400 to the second tank 160, the filter mechanism 200 can be taken out from the second tank 160, and the filter mechanism 200 and the second tank 160 can be cleaned.
In an embodiment of the present invention, as shown in fig. 1-6, the baffle 130 is a hollow structure, and the baffle 130 communicates with the hollow cavity 110.
Through setting up baffle 130 to hollow structure, be linked together with the cavity 110 of first jar body 100, and then the comdenstion water can get into in the baffle 130, and a plurality of baffles 130 all slope setting, the impurity landing of being convenient for remain on baffle 130, the in-process of remaining drop of water landing on the baffle 130 also can carry out simple clearance to baffle 130.
In an embodiment of the present invention, as shown in fig. 1 to 6, the circulation member 140 includes: water tank 141, circulation pump 142, water inlet pipe 143, and water outlet pipe 144; the water tank 141 is provided at one side of the first tank 100; the water inlet end of the circulating pump 142 is communicated with the water tank 141; one end of the water inlet pipe 143 is communicated with the water outlet end of the circulating pump 142, and the other end of the water inlet pipe 143 is communicated with the hollow cavity 110; one end of the water outlet pipe 144 is communicated with the hollow cavity 110, and the other end of the water outlet pipe 144 is communicated with the water tank 141.
By starting the circulation pump 142, the condensed water in the water tank 141 is pumped out, the water inlet pipe 143 enters the hollow cavity 110 and the baffle 130, the water inlet pipe 143 is arranged above the first tank 100, the condensed water is promoted to enter the hollow cavity 110 and the baffle 130, then the condensed water in the hollow cavity 110 and the baffle 130 is returned to the water tank 141 by the water outlet pipe 144, and the hollow cavity 110 and the baffle 130 are circulated, so that the first tank 100 is in a low-temperature state continuously.
In the above-described embodiments, the filter mechanism 200 includes: coarse filter 210, fine filter 220, and adsorbent 230; the coarse filter 210 is disposed in the second tank 160; the fine filter 220 is disposed in the second tank 160, and the fine filter 220 is located above the coarse filter 210; the adsorbing member 230 is disposed in the second tank 160, and the adsorbing member 230 is located above the fine filter 220.
After the natural gas is filtered by the first tank 100, the natural gas enters the second tank 160 through the first connecting pipe 150, and the first connecting pipe 150 is connected to the lower part of the second tank 160, so that the natural gas rises upwards from the bottom part in the second tank 160, firstly passes through the coarse filter screen 210, then the impurities with larger particles are blocked by the coarse filter screen 210 and directly fall to the bottom part of the second tank 160, then pass through the fine filter screen 220, the fine filter screen 220 intercepts the relatively smaller solid impurities, intercepts the relatively smaller solid impurities below the fine filter screen 220, falls to the bottom part of the second tank 160 through the coarse filter screen 210, and meanwhile, the coarse filter screen 210 and the fine filter screen 220 are obliquely arranged, even if the impurities intercepted by the adsorption box 232 and the fine filter screen 220 cannot fall to one side along the inclined surface, the flow of the natural gas is not influenced, finally, the active carbon and the drying agent in the adsorption box 232 can adsorb gases such as hydrogen sulfide, carbon dioxide and the residual water carried in the natural gas, and the gas are filtered, and the filtered natural gas is discharged from the second connecting pipe 170.
In an embodiment of the present invention, as shown in fig. 1 to 6, the adsorption member 230 includes: a support case 231, an adsorption case 232, a screw hole 233, and a first fastening bolt 234; the supporting case 231 is disposed in the second can 160; the adsorption box 232 is inserted into the supporting box 231, and activated carbon and a drying agent are placed in the adsorption box 232; a plurality of screw holes 233 are respectively formed in the supporting case 231 and the adsorption case 232; the first fastening bolt 234 is disposed in cooperation with the screw hole 233.
Through with absorption box 232 and supporting box 231 swing joint, then utilize first fastening bolt 234 to pass the screw hole 233 on supporting box 231 and the absorption box 232, and then with absorption box 232 and supporting box 231 fixed connection, when needs change active carbon and drier in the absorption box 232, also can take out absorption box 232, can change active carbon and drier.
In an embodiment of the present invention, as shown in FIGS. 1-6, the detection mechanism 300 includes: an outlet pipe 310, a first cell valve 320, a second cell valve 330, a humidity sensor (not shown), an electrochemical sensor (not shown), a particle sensor (not shown), and a controller (not shown); the air outlet pipe 310 is fixedly communicated with the circulating tank 180; the first battery valve 320 is disposed on the air outlet pipe 310; the second battery valve 330 is disposed on the circulation pipe 190; the humidity sensor is disposed in the circulation tank 180; the electrochemical sensor is disposed within the circulation tank 180; the particle sensor is disposed within the circulation tank 180; the controller is connected to the first cell valve 320, the second cell valve 330, the humidity sensor, the electrochemical sensor, and the particle sensor, respectively.
The natural gas filtered through the second tank 160 is transferred into the circulation tank 180 through the second connection pipe 170, the natural gas is detected through the humidity sensor, the electrochemical sensor and the particle sensor arranged in the circulation tank 180, after the detected natural gas meets the standard, a signal is transmitted to the controller, the first battery valve 320 is started through the controller, the natural gas is discharged through the gas outlet pipe 310, and the natural gas can be processed in the next step; when the humidity sensor, the electrochemical sensor and the particle sensor detect that the natural gas does not meet the emission standard, signals are transmitted to the controller, the controller starts the second battery valve 330, the channel of the circulating pipe 190 is opened, the natural gas enters the second tank 160, passes through the coarse filter screen 210, the fine filter screen 220 and the activated carbon and the drying agent in the adsorption box 232 again, then enters the circulating tank 180 through the second connecting pipe 170, is detected by the humidity sensor, the electrochemical sensor and the particle sensor, and is discharged from the air outlet pipe 310 after meeting the standard, if the natural gas does not meet the standard, the steps are repeated until the natural gas is discharged after meeting the standard, so that the damage to the transmission pipeline caused by impurities in the natural gas is avoided, and the subsequent transmission and treatment of the natural gas are facilitated.
In an embodiment of the present invention, as shown in FIGS. 1-6, the detachment mechanism 400 includes: the side plate 410, the first groove 420, the gasket 430, the second groove 440, the sealing block 450, and the fixing member 460; the side plate 410 is one side plate 410 of the second tank 160; the first groove 420 is formed on the second tank 160; the sealing gasket 430 is disposed in the first groove 420; the second groove 440 is disposed in the gasket 430; the sealing block 450 is fixedly connected to the side plate 410, and the sealing block 450 is in interference fit with the second groove 440; the plurality of fixing members 460 are disposed between the side plate 410 and the second can 160.
In an embodiment of the present invention, as shown in fig. 1 to 6, the fixing member 460 includes: a through hole 461, a connecting hole 462, a fixing hole 463 and a second fastening bolt 464; the through hole 461 is formed in the side plate 410 and the sealing block 450; the connecting hole 462 is opened on the sealing pad 430; the fixing holes 463 are formed on the second tank 160, and the fixing holes 463, the connecting holes 462 and the penetrating holes 461 are in one-to-one correspondence; the second fastening bolt 464 is provided in cooperation with the fixing hole 463, the connecting hole 462 and the through hole 461.
The second tank 160 is provided with a filtering mechanism 200, in order to facilitate cleaning and filtering the filtered impurities and replacing the adsorption box 232, a side plate 410 on one side of the second tank 160 is detachably connected, a circle of the side plate 410 is provided with a sealing block 450, a first groove 420 is correspondingly arranged on the second tank 160, a sealing pad 430 is stuck in the first groove 420, a second groove 440 is arranged in the sealing pad 430, the sealing block 450 is in interference fit with the second groove 440, the side plate 410 and the second tank 160 are further in sealing connection, natural gas is prevented from flowing out from the side plate 410, then a plurality of through holes 461, connecting holes 462 and fixing holes 463 are arranged at positions corresponding to the sealing block 450, and the second fastening bolt 464 is used to sequentially pass through the through hole 461, the connecting hole 462 and the fixing hole 463 to fix the side plate 410 on the second tank 160, when the impurities in the second tank 160 need to be cleaned and the adsorption box 232 box needs to be replaced, the second fastening bolt 464 is screwed out, and then the side plate 410 is taken down, so that the impurities on the second tank 160, the coarse filter screen 210 and the fine filter screen 220 can be cleaned, and the coarse filter screen 210, the fine filter screen 220 and the support box 231 are all movably connected with the second tank 160, so that the coarse filter screen 210, the fine filter screen 220 and the support box 231 can be taken out for cleaning or replacement.
In an embodiment of the present invention, as shown in fig. 1 to 6, a water spraying mechanism 500 includes: a water jet 510, a nozzle 520, and a third electromagnet 530; the water spraying pipes 510 are respectively arranged below the baffle 130 and the top plate of the first tank body 100; the nozzle 520 is disposed below the water spray pipe 510; the third solenoid 530 is disposed on the spout 510.
When the impurities on the baffle 130 are too much, the third electromagnetic field 530 is started, the water spraying pipe 510 is communicated with the hollow cavity 110, water is sprayed out through the nozzle 520, the baffle 130 is washed, the impurities on the baffle 130 slide down along the inclined plane, and the impurities fall to the bottom of the first tank 100 and are treated uniformly.
In an embodiment of the present invention, as shown in fig. 1 to 6, further comprising: a decontamination tube 600 and a valve 700; the impurity removing pipe 600 is disposed at the bottom of the first can 100; the valve 700 is disposed on the impurity removing pipe 600.
By arranging the impurity removing pipe 600 at the bottom of the first tank body 100 and arranging the valve 700 on the impurity removing pipe 600, when the impurities in the first tank body 100 need to be discharged, the valve 700 is opened, and the impurities are discharged from the impurity removing pipe 600 for unified treatment.
The implementation process comprises the following steps: when in use, the circulating pump 142 is started to pump out condensed water in the water tank 141, the water inlet pipe 143 enters the hollow cavity 110 and the baffle 130, the water inlet pipe 143 is arranged above the first tank 100 to promote the condensed water to enter the hollow cavity 110 and the baffle 130, then the condensed water in the hollow cavity 110 and the baffle 130 is returned to the water tank 141 by the water outlet pipe 144, and then the hollow cavity 110 and the baffle 130 are circulated, so that the first tank 100 is continuously in a low-temperature state, then the extracted natural gas is input into the first tank 100 by the air inlet pipe 120, the flow path of the natural gas is limited by the baffles 130, the natural gas can contact and collide with the baffles 130 in the flowing process, the time of the natural gas in the first tank 100 is prolonged, and then the large-particle solid impurities carried in the natural gas are in the collision process with the baffle 130 and under the self gravity condition, the natural gas automatically slides down to the bottom of the first tank 100, because the baffle 130 is of a hollow structure and is filled with condensed water, water vapor carried in the natural gas flows to the bottom of the first tank 100 after being condensed into water drops on the surface of the baffle 130 when contacting the baffle 130, then the natural gas flows from the first tank 100 to the second tank 160 through the first connecting pipe 150, the natural gas rises upwards from the bottom in the second tank 160, firstly passes through the coarse filter screen 210, further impurities with larger particles are blocked by the coarse filter screen 210 and directly fall to the bottom of the second tank 160, then passes through the fine filter screen 220, the fine filter screen 220 intercepts relatively smaller solid impurities, the water vapor is intercepted below the fine filter screen 220, the water vapor falls to the bottom of the second tank 160 through the coarse filter screen 210, finally, the active carbon and the drying agent in the adsorption box 232 can adsorb hydrogen sulfide, hydrogen sulfide and the drying agent carried in the natural gas, the gas such as carbon dioxide and the residual steam, and then the natural gas is filtered, and the filtered natural gas is discharged from the second connecting pipe 170; the natural gas after filtration is conveyed into the circulation tank 180, the natural gas is detected by the humidity sensor, the electrochemical sensor and the particle sensor which are arranged in the circulation tank 180, after the detected natural gas meets the standard, a signal is transmitted to the controller, the first battery valve 320 is started by the controller, the natural gas is discharged from the gas outlet pipe 310, and the natural gas can be processed in the next step; when the humidity sensor, the electrochemical sensor and the particle sensor detect that the natural gas does not meet the emission standard, signals are transmitted to the controller, the controller starts the second battery valve 330, the channel of the circulating pipe 190 is opened, the natural gas enters the second tank 160, passes through the coarse filter screen 210, the fine filter screen 220 and the activated carbon and the drying agent in the adsorption box 232 again, then enters the circulating tank 180 through the second connecting pipe 170, is detected by the humidity sensor, the electrochemical sensor and the particle sensor, and is discharged from the air outlet pipe 310 after meeting the standard, if the natural gas does not meet the standard, the steps are repeated until the natural gas is discharged after meeting the standard, so that the damage to the transmission pipeline caused by impurities in the natural gas is avoided, and the subsequent transmission and treatment of the natural gas are facilitated.
It should be noted that, specific model specifications of the circulation pump 142, the first battery valve 320, the second battery valve 330, the humidity sensor, the electrochemical sensor, the particle sensor, the controller, and the third electromagnetic device 530 need to be determined according to the actual specifications of the device, and the like, so detailed descriptions thereof are omitted.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A pretreatment device for natural gas exploitation, comprising:
The first tank body is a hollow cavity;
the air inlet pipe is fixedly communicated with the side of the first tank body;
the baffles are symmetrically and alternately arranged in the first tank body;
a circulation member in communication with the hollow cavity;
The first connecting pipe is fixedly connected to one side, away from the air inlet pipe, of the first tank body;
the second tank body is communicated with the first tank body through the first connecting pipe;
the filter mechanism is arranged in the second tank body;
The second connecting pipe is fixedly communicated with the second tank body;
the circulating tank is communicated with the second tank body through a second connecting pipe;
the detection mechanism is arranged in the circulating tank;
one end of the circulating pipe is communicated with the circulating tank, and the other end of the circulating pipe is communicated with the second tank body;
the disassembly mechanism is arranged on the second tank body;
the water spraying mechanisms are arranged in the first tank body, and the water spraying mechanisms are respectively arranged below the baffle plate and the top plate of the first tank body.
2. The pretreatment device for natural gas exploitation according to claim 1, wherein the baffle is of hollow structure and the baffle is in communication with the hollow cavity.
3. A pretreatment device for natural gas exploitation according to claim 1, wherein the circulation member comprises:
The water tank is arranged at one side of the first tank body;
the water inlet end of the circulating pump is communicated with the water tank;
One end of the water inlet pipe is communicated with the water outlet end of the circulating pump, and the other end of the water inlet pipe is communicated with the hollow cavity;
One end of the water outlet pipe is communicated with the hollow cavity, and the other end of the water outlet pipe is communicated with the water tank.
4. A pretreatment device for natural gas exploitation according to claim 1, wherein the filtering means comprises:
the coarse filter screen is arranged in the second tank body;
the fine filter screen is arranged in the second tank body and is positioned above the coarse filter screen;
the adsorption piece is arranged in the second tank body and is positioned above the fine filter screen.
5. The pretreatment device for natural gas exploitation according to claim 4, wherein the adsorption member comprises:
The support box is arranged in the second tank body;
the adsorption box is inserted into the support box;
the screw holes are respectively formed in the support box and the adsorption box;
The first fastening bolt is matched with the threaded hole.
6. A pretreatment device for natural gas exploitation according to claim 1, wherein the detection means comprises:
The air outlet pipe is fixedly communicated with the circulating tank;
The first battery valve is arranged on the air outlet pipe;
a second battery valve disposed on the circulation pipe;
the humidity sensor is arranged in the circulating tank;
An electrochemical sensor disposed within the circulation tank;
The particle sensor is arranged in the circulating tank;
and the controller is respectively connected with the first battery valve, the second battery valve, the humidity sensor, the electrochemical sensor and the particle sensor.
7. A pretreatment device for natural gas exploitation according to claim 1, wherein the disassembly mechanism comprises:
the side plate is one side plate of the second tank body;
The first groove is formed in the second tank body;
the sealing gasket is arranged in the first groove;
The second groove is arranged in the sealing gasket;
the sealing block is fixedly connected to the side plate and is in interference fit with the second groove;
the fixing pieces are arranged between the side plates and the second tank body.
8. The pretreatment device for natural gas exploitation according to claim 7, wherein the fixing member comprises:
The through hole is formed in the side plate and the sealing block;
the connecting hole is formed in the sealing gasket;
The fixing holes are formed in the second tank body, and the positions of the fixing holes, the connecting holes and the penetrating holes are in one-to-one correspondence;
The second fastening bolt is matched with the fixing hole, the connecting hole and the penetrating hole.
9. The pretreatment device for natural gas exploitation according to claim 7, wherein the water spraying mechanism comprises:
The water spraying pipes are respectively arranged below the baffle plate and the first tank top plate;
the nozzle is arranged below the water spraying pipe;
and the third electromagnetic device is arranged on the water spraying pipe.
10. A pretreatment device for natural gas exploitation according to claim 1, further comprising:
the impurity removing pipe is arranged at the bottom of the first tank body;
And the valve is arranged on the impurity removing pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410373338.5A CN118028037A (en) | 2024-03-29 | 2024-03-29 | Pretreatment device for natural gas exploitation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410373338.5A CN118028037A (en) | 2024-03-29 | 2024-03-29 | Pretreatment device for natural gas exploitation |
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| CN118028037A true CN118028037A (en) | 2024-05-14 |
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| CN202410373338.5A Pending CN118028037A (en) | 2024-03-29 | 2024-03-29 | Pretreatment device for natural gas exploitation |
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| US20060260468A1 (en) * | 2005-08-16 | 2006-11-23 | Robert Amin | Dehydration of natural gas in an underwater environment |
| CN214167856U (en) * | 2021-01-07 | 2021-09-10 | 庆城中旖新能源有限公司 | Integrated natural gas purifying and separating device |
| CN215480771U (en) * | 2021-06-08 | 2022-01-11 | 成都伦慈仪表有限公司 | Gas-liquid separation device for natural gas production |
| CN216005782U (en) * | 2021-08-16 | 2022-03-11 | 天津市振津石油天然气工程有限公司 | Natural gas filtering and purifying device |
| CN216236890U (en) * | 2021-11-18 | 2022-04-08 | 江苏长润智能燃气设备有限公司 | Filtering separator for natural gas convenient to collect impurity |
| CN217674564U (en) * | 2022-08-08 | 2022-10-28 | 江苏超净制药设备有限公司 | Storage tank capable of preventing material from being blocked |
| CN117101367A (en) * | 2022-05-16 | 2023-11-24 | 五家渠格辉新材料有限责任公司 | Waste gas treatment device of water reducing agent production facility |
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2024
- 2024-03-29 CN CN202410373338.5A patent/CN118028037A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060260468A1 (en) * | 2005-08-16 | 2006-11-23 | Robert Amin | Dehydration of natural gas in an underwater environment |
| CN214167856U (en) * | 2021-01-07 | 2021-09-10 | 庆城中旖新能源有限公司 | Integrated natural gas purifying and separating device |
| CN215480771U (en) * | 2021-06-08 | 2022-01-11 | 成都伦慈仪表有限公司 | Gas-liquid separation device for natural gas production |
| CN216005782U (en) * | 2021-08-16 | 2022-03-11 | 天津市振津石油天然气工程有限公司 | Natural gas filtering and purifying device |
| CN216236890U (en) * | 2021-11-18 | 2022-04-08 | 江苏长润智能燃气设备有限公司 | Filtering separator for natural gas convenient to collect impurity |
| CN117101367A (en) * | 2022-05-16 | 2023-11-24 | 五家渠格辉新材料有限责任公司 | Waste gas treatment device of water reducing agent production facility |
| CN217674564U (en) * | 2022-08-08 | 2022-10-28 | 江苏超净制药设备有限公司 | Storage tank capable of preventing material from being blocked |
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