CN213726378U - Ammonia decomposition hydrogen production catalyst fixing device - Google Patents
Ammonia decomposition hydrogen production catalyst fixing device Download PDFInfo
- Publication number
- CN213726378U CN213726378U CN202022214603.5U CN202022214603U CN213726378U CN 213726378 U CN213726378 U CN 213726378U CN 202022214603 U CN202022214603 U CN 202022214603U CN 213726378 U CN213726378 U CN 213726378U
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- China
- Prior art keywords
- decomposition chamber
- decomposition
- fixing
- fixing device
- reducing pipe
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- 238000000354 decomposition reaction Methods 0.000 title claims abstract description 53
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 239000003054 catalyst Substances 0.000 title claims abstract description 26
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 24
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 239000001257 hydrogen Substances 0.000 title claims abstract description 14
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 abstract description 3
- 239000003381 stabilizer Substances 0.000 abstract description 2
- 238000003466 welding Methods 0.000 abstract 1
- 239000011810 insulating material Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910000623 nickel–chromium alloy Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Images
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- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
Abstract
The utility model is suitable for an ammonia decomposes technical field, provides ammonia decomposition hydrogen manufacturing catalyst fixing device, the decomposition chamber is articulated with the revolving door, be formed with two draw-in grooves on the revolving door, the position welding that corresponds with the draw-in groove on the decomposition chamber lateral wall has two double-screw bolts, four bearing stabilizer blades are connected to the decomposition chamber lower extreme, wear to be equipped with two temperature-detecting instrument on the decomposition chamber, first reducing pipe is connected to one of them side of decomposition chamber, the second reducing pipe is connected to one side that first reducing pipe was kept away from to the decomposition chamber, first reducing pipe internal connection divertor has placed a set of mount that is used for fixed raschig ring catalyst in the decomposition chamber, the utility model discloses the beneficial effect who reaches: through the mutual matching of the mechanisms, the problem that the Raschig ring catalyst used for ammonia decomposition is inconvenient to fix is solved.
Description
Technical Field
The utility model belongs to the technical field of ammonia decomposes, especially, relate to ammonia decomposes hydrogen manufacturing catalyst fixing device.
Background
The ammonia decomposition equipment has the characteristics that: liquid ammonia plays the effect such as storage, heat transfer, vaporization, blowdown from the advanced pans of liquid ammonia storage tank, and the pans can make full use of the thermal efficiency, can stable system's operating pressure again. Structurally, the cracking furnace tube and the cylindrical quincuncial pile type structure are adopted (the airflow of each part of the furnace tube is uniform, the service life is uniform, and the thermal efficiency is exerted to the maximum extent by matching with the structure of the external hanging wire). In terms of material: 1. the furnace tube is made of high-temperature heat-resistant steel Cr25Ni20. The heating element adopts nickel-chromium alloy Cr with excellent mechanical property at high temperature20Ni80And to determine the surface load of the heating element to be reasonableWithin the range. 2. The core heat insulating material, alumina silicate fiber, is formed through vacuum filtering of Luo nai hospital advanced heat insulating material and surface strengthening for over five times, and this can control the temperature rise in the furnace wall to 40 deg.c or lower, makes the heat insulating material light and high strength structure, and may have double temperature controlling and high and low pressure alarm system to control the reaction temperature. However, the Raschig ring catalyst used for ammonia decomposition is not easy to fix.
SUMMERY OF THE UTILITY MODEL
The utility model provides a catalyst fixing device for hydrogen production by ammonia decomposition, which aims to solve the problem that a Raschig ring catalyst used by ammonia decomposition is not convenient to fix.
The utility model discloses a realize like this, ammonia decomposition hydrogen manufacturing catalyst fixing device, its characterized in that, the decomposition chamber is articulated with the revolving door, be formed with two draw-in grooves on the revolving door, the position that corresponds with the draw-in groove on the decomposition chamber lateral wall welds has two double-screw bolts, four bearing stabilizer blades are connected to the decomposition chamber lower extreme, wear to be equipped with two temperature-detecting instrument on the decomposition chamber, first reducing pipe is connected to one side of the decomposition chamber, one side that the decomposition chamber kept away from first reducing pipe is connected the second reducing pipe, connect the divertor in the first reducing pipe, a set of mount that is used for fixed raschig ring catalyst has been placed in the decomposition chamber;
the fixing frame comprises a flat plate, supporting legs, supporting leg fixing grooves and fixing columns, the lower end of the flat plate is connected with the four supporting legs, the four supporting leg fixing grooves are formed in the positions, corresponding to the supporting legs, of the upper end of the flat plate, and the upper end of the flat plate is connected with a group of the fixing columns.
Further, the load-bearing feet are welded to the lower end of the decomposition chamber.
Furthermore, the fluid director comprises a hemispherical shell-shaped diversion shell and connecting columns, the four connecting columns are welded on the side face of the diversion shell, and one end, far away from the diversion shell, of each connecting column is welded on the inner wall of the first reducing pipe.
Further, the first reducer pipe and the second reducer pipe are both mounted on the side wall of the decomposition chamber through flanges.
Furthermore, the temperature detection instrument is a K-type thermocouple, and the temperature detection instrument is electrically connected with an external controller.
Furthermore, the fixing posts are welded on the flat plate.
The utility model discloses the beneficial effect who reaches: through the mutual matching of the mechanisms, the problem that the Raschig ring catalyst used for ammonia decomposition is inconvenient to fix is solved; the fixing frame comprises a flat plate, support legs, support leg fixing grooves and fixing columns, the lower end of the flat plate is connected with the four support legs, the four support leg fixing grooves are formed in the positions, corresponding to the support legs, of the upper end of the flat plate, and the group of fixing columns is connected to the upper end of the flat plate.
Drawings
Fig. 1 is a schematic diagram of the overall structure provided by the present invention;
fig. 2 is a schematic view of a first reducing pipe structure provided by the present invention;
fig. 3 is a schematic view of the fixing frame structure provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that the working principle of the K-type thermocouple is the prior art, and belongs to the common general knowledge of those skilled in the art, and therefore, the details thereof are not described herein.
Referring to fig. 1, 2 and 3, the ammonia decomposition hydrogen production catalyst fixing device is characterized in that a decomposition chamber 1 is hinged to a rotating door 2, two clamping grooves 201 are formed on the rotating door 2, two studs 103 are welded on the side wall of the decomposition chamber 1 corresponding to the clamping grooves 201, the lower end of the decomposition chamber 1 is connected with four bearing support legs 101, two temperature detection instruments 102 penetrate through the decomposition chamber 1, a first reducer 3 is connected to one side of the decomposition chamber 1, a second reducer 5 is connected to one side of the decomposition chamber 1 away from the first reducer 3, a fluid director 4 is connected to the first reducer 3, and a set of fixing frames 6 for fixing raschig ring catalysts are arranged in the decomposition chamber 1;
the fixing frame 6 comprises a flat plate 601, support legs 602, support leg fixing grooves 603 and fixing columns 604, wherein the lower end of the flat plate 601 is connected with the four support legs 602, the four support leg fixing grooves 603 are formed in the positions, corresponding to the support legs 602, of the upper end of the flat plate 601, and the upper end of the flat plate 601 is connected with a group of fixing columns 604.
The bearing support legs 101 are welded at the lower end of the decomposition chamber 1, so that the reliability of the bearing support legs 101 is ensured.
The fluid director 4 comprises a hemispherical shell-shaped diversion shell 401 and connecting columns 402, the four connecting columns 402 are welded on the side surface of the diversion shell 401, and one end, far away from the diversion shell 401, of each connecting column 402 is welded on the inner wall of the first reducer pipe 3, so that the reliability of the fluid director 4 is guaranteed.
First reducing pipe 3 and second reducing pipe 5 all pass through flange mounting in decomposition chamber 1 lateral wall, are convenient for maintain, maintain.
The temperature detecting device 102 is a K-type thermocouple, the temperature detecting device 102 is electrically connected to an external controller, and the temperature of the gas supplied from the first reducing pipe 3 into the decomposition chamber 1 is feedback-controlled by the temperature detecting device 102.
The fixing posts 604 are welded on the flat plate 601, and reliability of the fixing posts 604 is guaranteed.
When the ammonia decomposing device is used, the rotating door 2 is opened, the Raschig ring catalyst is sleeved on each fixing column 604 of each fixing frame 6, a group of fixing frames 6 are placed in the decomposing chamber 1, the rotating door 2 is closed and fixed by using a butterfly nut, heated ammonia is conveyed to the decomposing chamber 1 through the first reducing pipe 3, and the ammonia is decomposed into hydrogen and nitrogen under the action of the Raschig ring catalyst and then is output through the second reducing pipe 5.
The utility model discloses the beneficial effect who reaches: through the mutual matching of the mechanisms, the problem that the Raschig ring catalyst used for ammonia decomposition is inconvenient to fix is solved; because the fixing frame 6 comprises a flat plate 601, support legs 602, support leg fixing grooves 603 and fixing columns 604, the lower end of the flat plate 601 is connected with the four support legs 602, the four support leg fixing grooves 603 are formed at the upper end of the flat plate 601 corresponding to the support legs 602, and the upper end of the flat plate 601 is connected with a group of fixing columns 604, the fixing frame 6 can be conveniently assembled, and the Raschig ring catalyst can be effectively fixed by sleeving the Raschig ring catalyst on the fixing columns 604.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The ammonia decomposition hydrogen production catalyst fixing device is characterized in that a decomposition chamber (1) is hinged to a rotating door (2), two clamping grooves (201) are formed in the rotating door (2), two studs (103) are welded on the side wall of the decomposition chamber (1) at positions corresponding to the clamping grooves (201), the lower end of the decomposition chamber (1) is connected with four bearing support legs (101), two temperature detection instruments (102) penetrate through the decomposition chamber (1), one side of the decomposition chamber (1) is connected with a first reducing pipe (3), one side, far away from the first reducing pipe (3), of the decomposition chamber (1) is connected with a second reducing pipe (5), a fluid director (4) is connected into the first reducing pipe (3), and a group of fixing frames (6) for fixing Raschig ring catalysts are arranged in the decomposition chamber (1);
the fixing frame (6) comprises a flat plate (601), supporting legs (602), supporting leg fixing grooves (603) and fixing columns (604), the lower end of the flat plate (601) is connected with the four supporting legs (602), the four supporting leg fixing grooves (603) are formed in the positions, corresponding to the supporting legs (602), of the upper end of the flat plate (601), and the upper end of the flat plate (601) is connected with one group of the fixing columns (604).
2. The ammonia decomposition hydrogen production catalyst fixing device according to claim 1, wherein the load-bearing support leg (101) is welded to the lower end of the decomposition chamber (1).
3. The ammonia decomposition hydrogen production catalyst fixing device according to claim 1, wherein the flow guider (4) comprises a hemispherical shell-shaped guide shell (401) and a connecting column (402), four connecting columns (402) are welded to the side surface of the guide shell (401), and one end, far away from the guide shell (401), of the connecting column (402) is welded to the inner wall of the first reducer pipe (3).
4. The ammonia decomposition hydrogen production catalyst fixing device according to claim 1, wherein the first reducer (3) and the second reducer (5) are both flange-mounted to the side wall of the decomposition chamber (1).
5. The ammonia decomposition hydrogen production catalyst fixing device according to claim 1, wherein the temperature detecting instrument (102) is a K-type thermocouple, and the temperature detecting instrument (102) is electrically connected with an external controller.
6. The ammonia decomposition hydrogen production catalyst fixing device according to claim 1, wherein the fixing column (604) is welded to the flat plate (601).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022214603.5U CN213726378U (en) | 2020-09-30 | 2020-09-30 | Ammonia decomposition hydrogen production catalyst fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022214603.5U CN213726378U (en) | 2020-09-30 | 2020-09-30 | Ammonia decomposition hydrogen production catalyst fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213726378U true CN213726378U (en) | 2021-07-20 |
Family
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Family Applications (1)
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|---|---|---|---|
| CN202022214603.5U Active CN213726378U (en) | 2020-09-30 | 2020-09-30 | Ammonia decomposition hydrogen production catalyst fixing device |
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| CN (1) | CN213726378U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11697108B2 (en) | 2021-06-11 | 2023-07-11 | Amogy Inc. | Systems and methods for processing ammonia |
| US11724245B2 (en) | 2021-08-13 | 2023-08-15 | Amogy Inc. | Integrated heat exchanger reactors for renewable fuel delivery systems |
| US11764381B2 (en) | 2021-08-17 | 2023-09-19 | Amogy Inc. | Systems and methods for processing hydrogen |
| US11795055B1 (en) | 2022-10-21 | 2023-10-24 | Amogy Inc. | Systems and methods for processing ammonia |
| US11834334B1 (en) | 2022-10-06 | 2023-12-05 | Amogy Inc. | Systems and methods of processing ammonia |
| US11834985B2 (en) | 2021-05-14 | 2023-12-05 | Amogy Inc. | Systems and methods for processing ammonia |
| US11866328B1 (en) | 2022-10-21 | 2024-01-09 | Amogy Inc. | Systems and methods for processing ammonia |
-
2020
- 2020-09-30 CN CN202022214603.5U patent/CN213726378U/en active Active
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11994062B2 (en) | 2021-05-14 | 2024-05-28 | AMOGY, Inc. | Systems and methods for processing ammonia |
| US12000333B2 (en) | 2021-05-14 | 2024-06-04 | AMOGY, Inc. | Systems and methods for processing ammonia |
| US11834985B2 (en) | 2021-05-14 | 2023-12-05 | Amogy Inc. | Systems and methods for processing ammonia |
| US11994061B2 (en) | 2021-05-14 | 2024-05-28 | Amogy Inc. | Methods for reforming ammonia |
| US12097482B2 (en) | 2021-06-11 | 2024-09-24 | AMOGY, Inc. | Systems and methods for processing ammonia |
| US11697108B2 (en) | 2021-06-11 | 2023-07-11 | Amogy Inc. | Systems and methods for processing ammonia |
| US11724245B2 (en) | 2021-08-13 | 2023-08-15 | Amogy Inc. | Integrated heat exchanger reactors for renewable fuel delivery systems |
| US11764381B2 (en) | 2021-08-17 | 2023-09-19 | Amogy Inc. | Systems and methods for processing hydrogen |
| US11769893B2 (en) | 2021-08-17 | 2023-09-26 | Amogy Inc. | Systems and methods for processing hydrogen |
| US11843149B2 (en) | 2021-08-17 | 2023-12-12 | Amogy Inc. | Systems and methods for processing hydrogen |
| US11840447B1 (en) | 2022-10-06 | 2023-12-12 | Amogy Inc. | Systems and methods of processing ammonia |
| US11975968B2 (en) | 2022-10-06 | 2024-05-07 | AMOGY, Inc. | Systems and methods of processing ammonia |
| US11912574B1 (en) | 2022-10-06 | 2024-02-27 | Amogy Inc. | Methods for reforming ammonia |
| US11834334B1 (en) | 2022-10-06 | 2023-12-05 | Amogy Inc. | Systems and methods of processing ammonia |
| US11866328B1 (en) | 2022-10-21 | 2024-01-09 | Amogy Inc. | Systems and methods for processing ammonia |
| US11795055B1 (en) | 2022-10-21 | 2023-10-24 | Amogy Inc. | Systems and methods for processing ammonia |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231018 Address after: Room 501, North Building, Guangxia Building, No. 576 Jiahe Road, Torch Garden, Torch High tech Zone, Xiamen City, Fujian Province, 361000 Patentee after: Xiamen Yisheng Technology Co.,Ltd. Address before: Room 501b, North building, Guangxia building, torch hi tech Zone, Xiamen City, Fujian Province, 361000 Patentee before: Jineng new material (Xiamen) Co.,Ltd. |