CN119075616A - A purge gas recovery and treatment system - Google Patents
A purge gas recovery and treatment system Download PDFInfo
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- CN119075616A CN119075616A CN202411562525.4A CN202411562525A CN119075616A CN 119075616 A CN119075616 A CN 119075616A CN 202411562525 A CN202411562525 A CN 202411562525A CN 119075616 A CN119075616 A CN 119075616A
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- purge gas
- tank body
- ceramic membrane
- fixedly connected
- cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
- B01D65/04—Membrane cleaning or sterilisation ; Membrane regeneration with movable bodies, e.g. foam balls
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen; Reversible storage of hydrogen
- C01B3/50—Separation of hydrogen or hydrogen-containing gases from gaseous mixtures, e.g. purification
- C01B3/501—Separation of hydrogen or hydrogen-containing gases from gaseous mixtures, e.g. purification by diffusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
- B01D2053/221—Devices
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention relates to the technical field of purge gas recovery, in particular to a purge gas recovery treatment system, which comprises a tank body, wherein a tank cover is arranged at the top of the tank body, a placing seat is fixedly connected inside the tank body, a plurality of ceramic membranes are arranged between the placing seat and the tank cover, a cleaning component is arranged in the tank body, an exhaust pipe is fixedly communicated with the bottom of the tank body, and a pressure control valve is arranged on the exhaust pipe.
Description
Technical Field
The invention relates to the technical field of purge gas recovery, in particular to a purge gas recovery treatment system.
Background
The carbonylation unit is mainly characterized in that dimethyl ether and CO are respectively dried and then are prepared into a mixture according to a certain proportion, a certain reaction condition is achieved to synthesize crude methyl acetate, and in the process of synthesizing methyl acetate by dimethyl ether carbonyl, unreacted CO and DME, noncondensable gas and moisture generated by the reaction and trace other byproducts are added in addition to the generated methyl acetate, so that a methyl acetate product can be obtained after the generated components are separated.
However, in the traditional separation side reaction recovery treatment system, components generated in the separation side reaction are sequentially treated by a purge gas pyridine removal tank, a purge gas inlet and outlet heat exchanger, a washing tower and a cryogenic molecular sieve absorber, and the obtained purge gas is directly sent to a torch for combustion, so that the effect of recovery is realized, but in the process, the hydrogen-enriched purge gas is directly sent to the torch for combustion, so that the hydrogen-enriched hydrogen cannot be effectively and fully recycled, and unnecessary energy waste is caused;
in view of the above technical drawbacks, a solution is now proposed.
Disclosure of Invention
The invention aims to provide a purge gas recycling treatment system, which is characterized in that purge gas after carbonylation reaction treatment is pressurized and injected into a tank body through a spiral air inlet pipe, micromolecular hydrogen is forced to penetrate a ceramic membrane to be separated, and is independently separated through a recycling pipe and sent to a fuel gas pipe network to be used as fuel gas, so that the secondary utilization of waste gas recycling is realized, a large amount of energy waste is reduced, in the separation process, an impeller is driven to rotate by combining the lifting motion of a movable plate and purge gas flow, and a cleaning sleeve is driven to synchronously rotate in the lifting process, so that the comprehensive cleaning of micropores of the ceramic membrane is realized, the efficient energy recycling efficiency is ensured, and the technical defects proposed above are overcome.
The purge gas recycling system comprises a tank body, wherein a tank cover is arranged at the top of the tank body, a placing seat is fixedly connected inside the tank body, a plurality of ceramic membranes are arranged between the placing seat and the tank cover, mounting grooves which are spliced with the corresponding ceramic membranes are formed in the top of the placing seat, a communicating cavity communicated with the mounting grooves is formed in the placing seat, and a recycling pipe penetrating to the outer side of the tank body is fixedly connected to the bottom of the communicating cavity;
The cleaning device is characterized in that a cleaning assembly is arranged in the tank body and comprises a movable plate which is connected in a sliding mode in the tank body, a through groove for the corresponding ceramic membrane to penetrate is formed in the movable plate in a penetrating mode, a cleaning sleeve is arranged in the through groove, a spiral air inlet pipe which penetrates and extends to the outer side of the tank body is fixedly connected to the movable plate, an exhaust pipe is fixedly communicated with the bottom of the tank body, and a pressure control valve is arranged on the exhaust pipe.
Preferably, the tank cover is fixedly arranged at the top of the tank body through a bolt, a sealing gasket is arranged between the tank body and the tank cover, an auxiliary groove for the corresponding ceramic membrane to penetrate is formed in the sealing gasket, and a fixing sleeve abutting against the top of the corresponding ceramic membrane is fixedly connected to the bottom of the tank cover.
Preferably, the top of placing the seat rotates and is connected with the reciprocating screw rod that is connected with fly leaf screw thread, and the top activity of reciprocating screw rod runs through sealed pad and fixedly connected with integral key shaft, the top bolted connection of cover has the motor, and fixedly connected with on the output shaft of motor with the axle sleeve of integral key shaft looks adaptation.
Preferably, limit sliding blocks are symmetrically and fixedly connected to two sides of the movable plate, and limit sliding grooves which are in sliding connection with the corresponding limit sliding blocks are formed in the inner side wall of the tank body.
Preferably, an air inlet cavity communicated with the spiral air inlet pipe is formed in the movable plate, and connecting grooves are formed between the air inlet cavity and the through grooves.
Preferably, the through groove is rotationally connected with an impeller, cleaning sleeves are fixedly connected to the two sides of the top and the bottom of the impeller, and a plurality of cleaning brushes are fixedly connected to the annular inner wall of the cleaning sleeve at equal intervals.
The invention also provides a using method of the purge gas recycling system, which comprises the following steps:
S1, purge gas is injected into an air inlet cavity in a movable plate through a spiral air inlet pipe, is split into corresponding through grooves through a plurality of connecting grooves, is finally circulated into a tank body, is combined with a pressure control valve on an exhaust pipe to pressurize the tank body, forces hydrogen in the purge gas to penetrate through a ceramic membrane and enter the communication cavity in a placing seat, is sent to a fuel gas pipe network through a recovery pipe to be used as fuel gas, and other substances with larger molecular diameters in the purge gas cannot be separated through the ceramic membrane and are sent to a torch for combustion through the exhaust pipe;
s2, the motor drives the reciprocating screw rod to rotate by means of connection of the spline shaft and the shaft sleeve, and the reciprocating screw rod drives the movable plate to reciprocate and move up and down, and the movable plate is matched with the cleaning brush on the cleaning sleeve to clean the outer wall of the ceramic membrane, so that blockage of macromolecular substances on micropores of the ceramic membrane is eliminated;
S3, synchronously pushing the impeller to rotate by means of the connecting grooves which are obliquely arranged when purge gas enters the tank body, and further driving the cleaning brushes on the cleaning sleeve to circumferentially rotate so as to comprehensively clean the annular outer wall of the ceramic membrane.
The beneficial effects of the invention are as follows:
(1) When the invention is used, the purge gas obtained after the carbonylation reaction is injected into the tank body through the spiral air inlet pipe, and the pressure control valve on the exhaust pipe is combined to realize the pressurization in the tank body, so that hydrogen with smaller molecular diameter in the purge gas is forced to penetrate through the ceramic membrane and enter the communicating cavity in the placing seat, and then is independently separated and sent to the fuel gas pipe network through the recovery pipe to be used as fuel gas, and the separated purge gas is sent to the torch to be burnt through the exhaust pipe, thereby realizing the secondary utilization of waste gas recovery, reducing a large amount of energy waste and playing the effect of energy recovery and utilization;
(2) In the process of separating hydrogen in purge gas, the motor drives the movable plate to reciprocate by combining with the reciprocating screw rod to move in a lifting manner, and the cleaning brushes on the cleaning sleeve are matched, so that macromolecular substances blocked on micropores on the outer wall of the ceramic membrane can be cleaned, and in the process, the purge gas is injected into the tank body through the connecting grooves which are obliquely arranged, and the corresponding impellers are synchronously pushed to rotate by means of airflow power, so that a plurality of cleaning brushes on the cleaning sleeve are driven to circumferentially rotate, thereby forming an omnibearing cleaning cover, realizing comprehensive cleaning on the micropores of the ceramic membrane, ensuring continuous and stable hydrogen separation efficiency, and laying a solid foundation for long-term and efficient energy recovery and utilization.
Drawings
The invention is further described below with reference to the accompanying drawings;
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the can of the present invention;
FIG. 3 is a schematic view of the structure of the can lid of the present invention;
FIG. 4 is a schematic view of the structure of the placement base of the present invention;
FIG. 5 is a schematic diagram of the separation of the reciprocating screw and motor of the present invention;
FIG. 6 is a schematic view of the structure of the cleaning assembly of the present invention;
Fig. 7 is a schematic view of the structure of the impeller of the present invention.
Legend description:
1. the tank comprises a tank body, a tank cover, 12, an exhaust pipe, 13, a pressure control valve, 14, a sealing gasket, 15, an auxiliary groove, 16, a fixed sleeve, 17, a motor, 18, a shaft sleeve, 19 and a limiting chute;
2. A placement seat; 21, ceramic membranes, 22, mounting grooves, 23, communicating cavities, 24, recovery pipes, 25, a reciprocating screw rod, 26 and a spline shaft;
3. A cleaning assembly; 31, a movable plate, 32, a through groove, 33, a cleaning sleeve, 34, a spiral air inlet pipe, 35, a limiting sliding block, 36, an air inlet cavity, 37, a connecting groove, 38, an impeller, 39 and a cleaning brush.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Aiming at the problems that the hydrogen gas rich in the purge gas cannot be effectively and fully recycled and unnecessary energy is wasted in the traditional separation side reaction recovery treatment system, the method can solve the problems by the following scheme:
Referring to fig. 1-6, a purge gas recycling system in this embodiment includes a tank 1, a tank cover 11 is mounted on top of the tank 1, a placement seat 2 is fixedly connected to an inside of the tank 1, a plurality of ceramic membranes 21 are mounted between the placement seat 2 and the tank cover 11, micro-molecular hydrogen can be penetrated through micropores of the ceramic membranes 21 in the tank 1, and other macromolecular substances in the purge gas cannot penetrate, so that separation of hydrogen is realized, and separation efficiency of the purge gas is improved through co-cooperation of the ceramic membranes 21;
and after the tank cover 11 is connected with the tank body 1, a plurality of ceramic membranes 21 are synchronously fixed, the top of the placement seat 2 is provided with a mounting groove 22 which is spliced with the corresponding ceramic membrane 21, the mounting groove 22 is of a conical boss structure, after the ceramic membrane 21 is fixed, the connection tightness between the bottom of the ceramic membrane 21 and the placement seat 2 can be increased, so that the high purity of separated hydrogen is ensured, and the problem that partial hydrogen in the ceramic membrane 21 cannot be discharged is avoided;
The inside of the placing seat 2 is provided with a communication cavity 23 communicated with a plurality of mounting grooves 22, the bottom in the communication cavity 23 is fixedly connected with a recovery pipe 24 penetrating to the outer side of the tank body 1, hydrogen in purge gas penetrates through the ceramic membrane 21 and enters the communication cavity 23 in the placing seat 2 through the corresponding mounting groove 22, and then is independently separated and sent to a fuel gas pipe network through the recovery pipe 24 to be used as fuel gas, so that the secondary utilization of waste gas recovery is realized, a large amount of energy waste is reduced, and the effect of energy recovery is achieved;
the tank body 1 is internally provided with a cleaning component 3, the cleaning component 3 comprises a movable plate 31 which is connected in the tank body 1 in a sliding way, a through groove 32 which is used for the corresponding ceramic membrane 21 to penetrate is formed in the movable plate 31 in a penetrating way, a cleaning sleeve 33 is arranged in the through groove 32, a spiral air inlet pipe 34 which penetrates and extends to the outer side of the tank body 1 is fixedly connected to the movable plate 31, the bottom of the tank body 1 is fixedly communicated with an exhaust pipe 12, a pressure control valve 13 is arranged on the exhaust pipe 12, purge air obtained after carbonylation reaction and treatment is injected into the tank body 1 through the spiral air inlet pipe 34 and is matched with the pressure control valve 13 on the exhaust pipe 12, the air pressure in the tank body 1 is increased, then is discharged through the exhaust pipe 12, and hydrogen is forced to penetrate the ceramic membrane 21 in advance and is discharged through a recovery pipe 24 in a non-pressure state in the ceramic membrane 21, and separation recovery of the hydrogen is realized.
The tank cover 11 is fixedly arranged at the top of the tank body 1 through bolts, the tank cover 11 is detachably connected with the tank body 1, a ceramic membrane 21 which is used for a long time can be replaced, a sealing gasket 14 is arranged between the tank body 1 and the tank cover 11, so that the tightness between the tank cover 11 and the tank body 1 is improved after the tank cover 11 is connected with the tank body 1, a through hole for the bolts which are used for connecting the tank cover 11 with the tank body 1 to penetrate is formed in the sealing gasket 14, the anti-deflection effect of the sealing gasket 14 placed on the tank body 1 is improved, and an auxiliary groove 15 for the corresponding ceramic membrane 21 to penetrate is formed in the sealing gasket 14;
Through the auxiliary tank 15 of seting up on the sealed pad 14, the cooperation corresponds mounting groove 22, can be to ceramic membrane 21 with place behind the seat 2 grafting, increase the vertical stability of ceramic membrane 21, and then realize jar lid 11 and jar body 1 and be connected the back, to the stable fixed of ceramic membrane 21, the bottom fixedly connected with of jar lid 11 and the fixed cover 16 of corresponding ceramic membrane 21 top butt, fixed cover 16 is made by anticorrosive elastic material for jar lid 11 is connected the back with jar body 1, through the top butt of fixed cover 16 to ceramic membrane 21, can not cause the damage to ceramic membrane 21 excessively extrudees when realizing that ceramic membrane 21 one end is confined.
In the second embodiment, aiming at the problem that micropores of a ceramic membrane are easy to be blocked by macromolecular substances, so that the hydrogen separation efficiency is reduced, the method can be solved by adopting the following scheme:
Referring to fig. 6 and 7, in this embodiment, a cleaning assembly 3 is disposed in a tank 1, the cleaning assembly 3 includes a movable plate 31 slidably connected in the tank 1, a through slot 32 is formed in the movable plate 31 in a penetrating manner, through slots 32 are provided with cleaning sleeves 33, the movable plate 31 moves up and down reciprocally in the tank 1 to drive the cleaning sleeves 33 to slide outside the corresponding ceramic films 21, and clean macromolecular substances blocked on micropores on an outer wall of the ceramic films 21, thereby avoiding reducing separation efficiency of hydrogen, and a spiral air inlet pipe 34 extending to the outside of the tank 1 is fixedly connected to the movable plate 31.
The top of placing seat 2 rotates and is connected with the reciprocating screw 25 with fly leaf 31 threaded connection, and the top activity of reciprocating screw 25 runs through sealed 14 and fixedly connected with integral key shaft 26, the top bolted connection of cover 11 has motor 17, and fixedly connected with on the output shaft of motor 17 with the axle sleeve 18 of integral key shaft 26 looks adaptation, motor 17 passes through the cooperation of axle sleeve 18 and integral key shaft 26, drive reciprocating screw 25 and rotate, reciprocating screw 25 realizes the elevating movement of fly leaf 31, and through the cooperation of axle sleeve 18 and integral key shaft 26, can not cause the interference effect to the dismantlement between cover 11 and the jar body 1.
Limiting sliding blocks 35 are symmetrically and fixedly connected to the two sides of the movable plate 31, limiting sliding grooves 19 which are in sliding connection with the corresponding limiting sliding blocks 35 are formed in the inner side wall of the tank body 1, the movable plate 31 can be prevented from deflecting along with the rotation of the reciprocating screw rod 25 through the matching of the limiting sliding blocks 35 and the limiting sliding grooves 19, the contact acting force between the cleaning sleeve 33 and the ceramic membrane 21 is further increased, and the cleaning sleeve 33 is prevented from being influenced from rotating while damage is avoided to the ceramic membrane 21.
The inside of fly leaf 31 has been seted up and has been linked together with spiral intake pipe 34 air inlet cavity 36, all seted up spread groove 37 between air inlet cavity 36 and the logical groove 32 of a plurality of, the purge gas in the spiral intake pipe 34 advances air inlet cavity 36, afterwards, it is inside to get into corresponding logical groove 32 through a plurality of spread grooves 37, and then get into jar body 1 inside, and spiral form of spiral intake pipe 34 can avoid the elevating movement to fly leaf 31, and the injection of purge gas causes the interference, place seat 2 top and be provided with the holding tank under the spiral intake pipe 34, avoid fly leaf 31 to descend to the lowest department, excessively extrude spiral intake pipe 34, and then cause the discontinuity in the purge gas separation process, and spread groove 37 is the slant setting, can change the air current direction that the purge gas got into in the logical groove 32.
The impeller 38 is rotationally connected with the through groove 32, the cleaning sleeves 33 are fixedly connected to the two sides of the top and the bottom of the impeller 38, the cleaning brushes 39 are fixedly connected to the annular inner wall of the cleaning sleeve 33 at equal intervals, the purge gas is injected into the corresponding through groove 32 through the obliquely arranged connecting grooves 37, the corresponding impeller 38 is driven to rotate by means of airflow power, the cleaning brushes 39 on the cleaning sleeve 33 are driven to circumferentially rotate, and the lifting movement of the cleaning sleeve 33 is matched, so that the ceramic membrane 21 is subjected to omnibearing cleaning coverage, comprehensive cleaning of micropores of the ceramic membrane 21 is realized, continuous stability of hydrogen separation efficiency is ensured, and a solid foundation is laid for long-term efficient energy recovery and utilization.
Referring to fig. 1-7, the invention further provides a method for using the purge gas recycling system, comprising the following steps:
S1, purge gas is injected into an air inlet cavity 36 in a movable plate 31 through a spiral air inlet pipe 34, then is shunted into a corresponding through groove 32 through a plurality of connecting grooves 37, finally flows into the tank 1, is combined with a pressure control valve 13 on an exhaust pipe 12 to pressurize the inside of the tank 1, hydrogen in the purge gas is forced to penetrate a ceramic membrane 21 and enter a communicating cavity 23 in a placing seat 2, then is sent to a fuel gas pipe network through a recovery pipe 24 to be used as fuel gas, and other substances with larger molecular diameters in the purge gas cannot be separated through the ceramic membrane 21 and are sent to a torch for combustion through the exhaust pipe 12;
S2, the motor 17 drives the reciprocating screw rod 25 to rotate by virtue of the connection of the spline shaft 26 and the shaft sleeve 18, the reciprocating screw rod 25 drives the movable plate 31 to reciprocate and move up and down, and the cleaning brush 39 on the cleaning sleeve 33 is matched to clean the outer wall of the ceramic membrane 21, so that the blockage of macromolecular substances on micropores of the ceramic membrane 21 is eliminated;
S3, when purge gas enters the tank body 1, the impeller 38 is synchronously pushed to rotate by means of the connecting grooves 37 which are obliquely arranged, and then the cleaning brushes 39 on the cleaning sleeve 33 are driven to circumferentially rotate, so that the annular outer wall of the ceramic membrane 21 is comprehensively cleaned.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. The purge gas recycling system comprises a tank body (1), a tank cover (11) is arranged at the top of the tank body (1), a placement seat (2) is fixedly connected to the inside of the tank body (1), and the purge gas recycling system is characterized in that a plurality of ceramic membranes (21) are arranged between the placement seat (2) and the tank cover (11), mounting grooves (22) spliced with the corresponding ceramic membranes (21) are formed in the top of the placement seat (2), a communication cavity (23) communicated with the plurality of mounting grooves (22) is formed in the inside of the placement seat (2), and a recycling pipe (24) penetrating through the outside of the tank body (1) is fixedly connected to the bottom in the communication cavity (23);
Be provided with clean subassembly (3) in jar body (1), clean subassembly (3) are including fly leaf (31) of sliding connection in jar body (1), run through on fly leaf (31) and have offered logical groove (32) that supply to correspond ceramic membrane (21) to wear to establish, install clean cover (33) in logical groove (32), fixedly connected with runs through spiral intake pipe (34) that extend to jar body (1) outside on fly leaf (31), the fixed intercommunication in bottom of jar body (1) has blast pipe (12), and installs pressure control valve (13) on blast pipe (12).
2. The purge gas recycling system according to claim 1, wherein the tank cover (11) is fixedly installed at the top of the tank body (1) through bolts, a sealing gasket (14) is arranged between the tank body (1) and the tank cover (11), an auxiliary groove (15) for the corresponding ceramic membrane (21) to penetrate through is formed in the sealing gasket (14), and a fixing sleeve (16) abutted to the top of the corresponding ceramic membrane (21) is fixedly connected to the bottom of the tank cover (11).
3. The purge gas recycling system according to claim 2, wherein the top of the placing seat (2) is rotatably connected with a reciprocating screw rod (25) in threaded connection with the movable plate (31), the top of the reciprocating screw rod (25) movably penetrates through the sealing gasket (14) and is fixedly connected with a spline shaft (26), the top of the tank cover (11) is connected with a motor (17) through a bolt, and an output shaft of the motor (17) is fixedly connected with a shaft sleeve (18) matched with the spline shaft (26).
4. The purge gas recycling system according to claim 1, wherein limit sliding blocks (35) are symmetrically and fixedly connected to two sides of the movable plate (31), and limit sliding grooves (19) which are in sliding connection with the corresponding limit sliding blocks (35) are formed in the inner side wall of the tank body (1).
5. The purge gas recycling system according to claim 1, wherein an air inlet cavity (36) communicated with the spiral air inlet pipe (34) is formed in the movable plate (31), and connecting grooves (37) are formed between the air inlet cavity (36) and the plurality of through grooves (32).
6. The purge gas recycling system according to claim 1, wherein the through groove (32) is rotationally connected with an impeller (38), both sides of the top and the bottom of the impeller (38) are fixedly connected with a cleaning sleeve (33), and a plurality of cleaning brushes (39) are fixedly connected on the annular inner wall of the cleaning sleeve (33) at equal intervals.
7. A method of using a purge gas recovery processing system according to any one of claims 1 to 6, comprising the steps of:
s1, purge gas is injected into an air inlet cavity (36) in a movable plate (31) through a spiral air inlet pipe (34), then is shunted into a corresponding through groove (32) through a plurality of connecting grooves (37), finally flows into the tank body (1), is combined with a pressure control valve (13) on an exhaust pipe (12) to pressurize the inside of the tank body (1), forces hydrogen in the purge gas to penetrate a ceramic membrane (21) to enter a communicating cavity (23) in a placement seat (2), and then is sent to a fuel gas pipe network through a recovery pipe (24) to be used as fuel gas, and other substances with larger molecular diameters in the purge gas cannot be separated through the ceramic membrane (21) and are sent to a torch for burning through the exhaust pipe (12);
S2, connecting a motor (17) with a shaft sleeve (18) by virtue of a spline shaft (26), driving a reciprocating screw rod (25) to rotate, driving a movable plate (31) to reciprocate by the reciprocating screw rod (25), and cleaning the outer wall of a ceramic membrane (21) by matching with a cleaning brush (39) on a cleaning sleeve (33) to eliminate blockage of macromolecular substances on micropores of the ceramic membrane (21);
S3, when purge gas enters the tank body (1), the impeller (38) is synchronously pushed to rotate by means of the connecting grooves (37) which are obliquely arranged, so that the cleaning brushes (39) on the cleaning sleeve (33) are driven to circumferentially rotate, and the annular outer wall of the ceramic membrane (21) is comprehensively cleaned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411562525.4A CN119075616A (en) | 2024-11-05 | 2024-11-05 | A purge gas recovery and treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411562525.4A CN119075616A (en) | 2024-11-05 | 2024-11-05 | A purge gas recovery and treatment system |
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| Publication Number | Publication Date |
|---|---|
| CN119075616A true CN119075616A (en) | 2024-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411562525.4A Pending CN119075616A (en) | 2024-11-05 | 2024-11-05 | A purge gas recovery and treatment system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105478016A (en) * | 2015-12-14 | 2016-04-13 | 广东创源节能环保有限公司 | An automatic backwash scraping tube membrane filter device |
| CN212548747U (en) * | 2020-05-21 | 2021-02-19 | 江苏中利石化设备有限公司 | Dust filter |
| CN220589444U (en) * | 2023-07-26 | 2024-03-15 | 阿拉善盟东海新能源实业有限公司 | Environment-friendly high-efficiency waste gas washing tower |
| CN117732210A (en) * | 2023-12-27 | 2024-03-22 | 宁波富德能源有限公司 | Membrane recovery system |
| CN118026396A (en) * | 2023-08-28 | 2024-05-14 | 江苏巨正环保科技有限公司 | Sewage treatment equipment based on MBR (Membrane biological reactor) membrane and real-time monitoring method thereof |
-
2024
- 2024-11-05 CN CN202411562525.4A patent/CN119075616A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105478016A (en) * | 2015-12-14 | 2016-04-13 | 广东创源节能环保有限公司 | An automatic backwash scraping tube membrane filter device |
| CN212548747U (en) * | 2020-05-21 | 2021-02-19 | 江苏中利石化设备有限公司 | Dust filter |
| CN220589444U (en) * | 2023-07-26 | 2024-03-15 | 阿拉善盟东海新能源实业有限公司 | Environment-friendly high-efficiency waste gas washing tower |
| CN118026396A (en) * | 2023-08-28 | 2024-05-14 | 江苏巨正环保科技有限公司 | Sewage treatment equipment based on MBR (Membrane biological reactor) membrane and real-time monitoring method thereof |
| CN117732210A (en) * | 2023-12-27 | 2024-03-22 | 宁波富德能源有限公司 | Membrane recovery system |
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Application publication date: 20241206 |