CN203402922U - Tubular ammonia-decomposition hydrogen production device - Google Patents
Tubular ammonia-decomposition hydrogen production device Download PDFInfo
- Publication number
- CN203402922U CN203402922U CN201320466436.0U CN201320466436U CN203402922U CN 203402922 U CN203402922 U CN 203402922U CN 201320466436 U CN201320466436 U CN 201320466436U CN 203402922 U CN203402922 U CN 203402922U
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- CN
- China
- Prior art keywords
- ammonia
- tubular type
- producing machine
- chamber
- decomposition
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Abstract
The utility model relates to equipment for producing hydrogen by employing ammonia decomposition, and discloses a tubular ammonia-decomposition hydrogen production device. The tubular ammonia-decomposition hydrogen production device comprises an ammonia decomposition chamber (7) and a combustion chamber (4), wherein the combustion chamber (4) is inserted in the middle of the ammonia decomposition chamber (7). The tubular ammonia-decomposition hydrogen production device is clever in structure design, simple in component, few in welding points, and small in thermal stress; meanwhile, energy consumption in ammonia decomposition is reduced by an internal combustion mode; the ammonia decomposition time is reduced; the ammonia decomposition rate is improved.
Description
Technical field
The utility model relates to the equipment that ammonia is decomposed to hydrogen producing, has related in particular to a kind of tubular type ammonia and has decomposed hydrogen-producing machine.
Background technology
At present, existing ammonia decomposes not only complex structure of generation hydrogen device, and the decomposition rate of ammonia is slow, and the energy of consumption is many, and rate of decomposition is low.
Summary of the invention
The utility model is slow for the decomposition rate of ammonia resolving device ammonia in prior art, the shortcomings such as the energy that consumes is many, providing a kind of first heats ammonia by outer thermal exchange, adopt internally fired mode simultaneously, reduced ammonia and decomposed energy consumption, cut down the ammonia resolving time and decompose hydrogen-producing machine with the tubular type ammonia that has improved ammonia decomposition.
In order to solve the problems of the technologies described above, the utility model is solved by following technical proposals:
Tubular type ammonia decomposes hydrogen-producing machine, comprises ammonia decomposition chamber and combustion chamber, and described combustion chamber is inserted and is arranged in the middle of ammonia decomposition chamber.
As preferably, described combustion chamber comprises combustion gases pipe and blast main, on combustion gases pipe and blast main, is respectively equipped with ventilating pit.
As preferably, described blast main inserts and is arranged in the middle of combustion gases pipe.
As preferably, described combustion gases pipe is connected with combustion gases inlet header, and blast main is connected with air intake duct.
As preferably, described ammonia decomposition chamber comprises the catalyst zone of placing catalyzer, and catalyst zone connects respectively hydrogen and nitrogen escape pipe and ammonia preheater, and ammonia preheater is connected with ammonia inlet pipe.Ammonia preheater is annular disc pipe heating device, and ammonia preheater is arranged on combustion chamber, can utilize the waste heat of combustion chamber to preheat ammonia, has reduced the consumption of heat energy, has saved the energy.
As preferably, described ammonia decomposition chamber is that longitudinal cross-section is U-shaped test tube, and the tube wall of test tube is double-deck.Ammonia decomposition chamber tube wall is bilayer structure, catalyst zone is set between tube wall, the catalytic bed that catalyzer is mainly built by alumina globule forms, and is depositing a kind of active catalytic metal in these alumina globules, and this active catalytic metal comprises nickel, ruthenium and platinum.
As preferably, described ammonia decomposition chamber arranges insulation layer outward.
As preferably, described insulation layer is asbestos insulation fiber.
The utility model is owing to having adopted above technical scheme, there is significant technique effect: it is ingenious to the utlity model has structure design, parts are simple, weld is few, thermal stresses is little, adopt internally fired mode simultaneously, reduced ammonia and decomposed energy consumption, cut down the ammonia resolving time and improved ammonia decomposition.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment 1.
The toponym that in above accompanying drawing, each number designation refers to is as follows: wherein 1-blast main, 2-combustion gases pipe, 3-ammonia preheater, 4-combustion chamber, 5-insulation layer, 6-catalyzer, 7-ammonia decomposition chamber, 11-air intake duct, 21-combustion gases inlet header, 31-ammonia inlet pipe, 71-hydrogen and nitrogen escape pipe, 72-catalyst zone.
Embodiment
Below in conjunction with accompanying drawing 1, with embodiment, the utility model is described in further detail:
embodiment 1
Tubular type ammonia decomposes hydrogen-producing machine, as shown in Figure 1, comprises ammonia decomposition chamber 7 and combustion chamber 4, and described combustion chamber 4 is inserted and is arranged in the middle of ammonia decomposition chamber 7.Combustion chamber 4 is arranged in the middle of ammonia decomposition chamber 7, makes ammonia decomposition chamber 7 rate of heating faster, is heated more even.
Combustion gases pipe 2 is connected with combustion gases inlet header 21, and blast main 1 is connected with air intake duct 11.Ammonia decomposition chamber 7 comprises that the 72， catalyst zone, catalyst zone 72 of placing catalyzer 6 connects respectively hydrogen and nitrogen escape pipe 71 and ammonia preheater 3, and ammonia preheater 3 is connected with ammonia inlet pipe 31.Ammonia preheater 3 is annular disc pipe heating device, and ammonia preheater 3 is arranged on combustion chamber 4, can utilize the waste heat of combustion chamber 4 to preheat ammonia, has reduced the consumption of heat energy, has saved the energy.
The outer insulation layer 5 that arranges of ammonia decomposition chamber 7.Insulation layer 5 is asbestos insulation fiber.By at the outer asbestos insulation fiber that arranges of ammonia decomposition chamber 7, can play the effect of heat insulating, can reduce the loss of heat energy.
In a word, the foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim change and modify, and all should belong to the covering scope of the utility model patent.
Claims (8)
1. tubular type ammonia decomposes hydrogen-producing machine, comprises ammonia decomposition chamber (7) and combustion chamber (4), it is characterized in that: described combustion chamber (4) are inserted and are arranged in the middle of ammonia decomposition chamber (7).
2. tubular type ammonia according to claim 1 decomposes hydrogen-producing machine, it is characterized in that: described combustion chamber (4) comprise combustion gases pipe (2) and blast main (1), on combustion gases pipe (2) and blast main (1), is respectively equipped with ventilating pit.
3. tubular type ammonia according to claim 2 decomposes hydrogen-producing machine, it is characterized in that: described blast main (1) inserts and is arranged in the middle of combustion gases pipe (2).
4. tubular type ammonia according to claim 2 decomposes hydrogen-producing machine, it is characterized in that: described combustion gases pipe (2) is connected with combustion gases inlet header (21), and blast main (1) is connected with air intake duct (11).
5. tubular type ammonia according to claim 1 decomposes hydrogen-producing machine, it is characterized in that: described ammonia decomposition chamber (7) comprises the catalyst zone (72) of placing catalyzer (6), catalyst zone (72) connects respectively hydrogen and nitrogen escape pipe (71) and ammonia preheater (3), and ammonia preheater (3) is connected with ammonia inlet pipe (31).
6. tubular type ammonia according to claim 1 decomposes hydrogen-producing machine, it is characterized in that: described ammonia decomposition chamber (7) for longitudinal cross-section be U-shaped test tube, the tube wall of test tube is bilayer.
7. tubular type ammonia according to claim 1 decomposes hydrogen-producing machine, it is characterized in that: the outer insulation layer (5) that arranges of described ammonia decomposition chamber (7).
8. tubular type ammonia according to claim 1 decomposes hydrogen-producing machine, it is characterized in that: described insulation layer (5) is asbestos insulation fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320466436.0U CN203402922U (en) | 2013-08-01 | 2013-08-01 | Tubular ammonia-decomposition hydrogen production device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320466436.0U CN203402922U (en) | 2013-08-01 | 2013-08-01 | Tubular ammonia-decomposition hydrogen production device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203402922U true CN203402922U (en) | 2014-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320466436.0U Expired - Fee Related CN203402922U (en) | 2013-08-01 | 2013-08-01 | Tubular ammonia-decomposition hydrogen production device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203402922U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107532853A (en) * | 2015-05-01 | 2018-01-02 | 株式会社Ihi | Annealing device |
| CN114797684A (en) * | 2022-04-01 | 2022-07-29 | 众立能源装备(陕西)有限公司 | Hydrogen production device for ammonia gas low-temperature catalytic decomposition |
| CN117383511A (en) * | 2023-12-08 | 2024-01-12 | 上海亿维工业科技股份有限公司 | Compact ammonia decomposition reaction device and ammonia decomposition hydrogen production system |
-
2013
- 2013-08-01 CN CN201320466436.0U patent/CN203402922U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107532853A (en) * | 2015-05-01 | 2018-01-02 | 株式会社Ihi | Annealing device |
| US10557180B2 (en) | 2015-05-01 | 2020-02-11 | Ihi Corporation | Heat treating device |
| CN107532853B (en) * | 2015-05-01 | 2020-06-30 | 株式会社Ihi | Heat treatment apparatus |
| CN114797684A (en) * | 2022-04-01 | 2022-07-29 | 众立能源装备(陕西)有限公司 | Hydrogen production device for ammonia gas low-temperature catalytic decomposition |
| CN117383511A (en) * | 2023-12-08 | 2024-01-12 | 上海亿维工业科技股份有限公司 | Compact ammonia decomposition reaction device and ammonia decomposition hydrogen production system |
| CN117383511B (en) * | 2023-12-08 | 2024-02-27 | 上海亿维工业科技股份有限公司 | Compact ammonia decomposition reaction device and ammonia decomposition hydrogen production system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140122 Termination date: 20180801 |