CN116443811A - Magnesium-based hydride hydrogen storage device - Google Patents
Magnesium-based hydride hydrogen storage device Download PDFInfo
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- CN116443811A CN116443811A CN202211004589.3A CN202211004589A CN116443811A CN 116443811 A CN116443811 A CN 116443811A CN 202211004589 A CN202211004589 A CN 202211004589A CN 116443811 A CN116443811 A CN 116443811A
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- 239000001257 hydrogen Substances 0.000 title claims abstract description 95
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 95
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 91
- 239000011777 magnesium Substances 0.000 title claims abstract description 29
- 150000004678 hydrides Chemical class 0.000 title claims abstract description 26
- 229910052749 magnesium Inorganic materials 0.000 title claims abstract description 23
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 239000007789 gas Substances 0.000 claims description 52
- 238000006243 chemical reaction Methods 0.000 claims description 41
- 239000000956 alloy Substances 0.000 claims description 18
- 239000003054 catalyst Substances 0.000 claims description 12
- 229910052763 palladium Inorganic materials 0.000 claims description 10
- 238000007084 catalytic combustion reaction Methods 0.000 claims description 9
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 150000002431 hydrogen Chemical class 0.000 abstract description 5
- 229910045601 alloy Inorganic materials 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000005485 electric heating Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 229910052987 metal hydride Inorganic materials 0.000 description 2
- 150000004681 metal hydrides Chemical group 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 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
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 150000002680 magnesium Chemical class 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Classifications
-
- 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
- C01B3/0005—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes
- C01B3/001—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes characterised by the uptaking medium; Treatment thereof
- C01B3/0031—Intermetallic compounds; Metal alloys; Treatment thereof
-
- 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
- C01B3/0005—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes
- C01B3/001—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes characterised by the uptaking medium; Treatment thereof
- C01B3/0078—Composite solid storage mediums, i.e. coherent or loose mixtures of different solid constituents, chemically or structurally heterogeneous solid masses, coated solids or solids having a chemically modified surface region
-
- 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
- C01B3/0005—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes
- C01B3/001—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes characterised by the uptaking medium; Treatment thereof
- C01B3/0084—Solid storage mediums characterised by their shape, e.g. pellets, sintered shaped bodies, sheets, porous compacts, spongy metals, hollow particles, solids with cavities, layered solids
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B6/00—Hydrides of metals including fully or partially hydrided metals, alloys or intermetallic compounds ; Compounds containing at least one metal-hydrogen bond, e.g. (GeH3)2S, SiH GeH; Monoborane or diborane; Addition complexes thereof
- C01B6/04—Hydrides of alkali metals, alkaline earth metals, beryllium or magnesium; Addition complexes thereof
-
- 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
- Y02E60/32—Hydrogen storage
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Hydrogen, Water And Hydrids (AREA)
Abstract
The invention discloses a magnesium-based hydride hydrogen storage device, which relates to the field of hydrogen correlation and comprises a bottom plate, wherein four identical supporting columns are fixedly arranged at the upper end of the bottom plate, a supporting disc is fixedly arranged at the upper end of the supporting column, a placing shell is fixedly arranged on the supporting disc, a storage is placed in the placing shell, a storage mechanism is arranged in the storage so as to store hydrogen, a flow pipe is fixedly arranged at the upper end of the storage, and the flow pipe is communicated with the storage so as to enable the hydrogen in the storage to be discharged through the flow pipe.
Description
Technical Field
The invention relates to the field of hydrogen related, in particular to a magnesium-based hydride hydrogen storage device.
Background
The hydrogen storage alloy can reversibly absorb and release hydrogen under certain temperature and pressure conditions, and has excellent cycle life performance. The storage and use of hydrogen can be achieved by taking advantage of this characteristic of the hydrogen storage alloy. The reaction equation is as follows (where M represents a hydrogen storage alloy, MHx represents a metal hydride, and ΔH represents a thermal effect:
hydrogen absorption process:
hydrogen release process:
representative hydrogen storage alloys mainly comprise rare earth La-N i base, T i base, V base or Mg base hydrogen storage alloys, wherein the Mg base hydrogen storage alloys are widely paid attention to due to high hydrogen storage amount and low cost, but the application range of the Mg base hydrogen storage alloys is greatly limited due to high hydrogen release temperature (> 250 ℃).
The metal hydride hydrogen storage device is a device which is made of hydrogen storage alloy and is used for storing hydrogen in various fields such as hydrogen energy storage, hydrogen fuel cell automobiles and the like. For the hydrogen storage device filled with magnesium-based hydride, in the process of releasing hydrogen, a magnesium-based hydride bed in the hydrogen storage device needs to be heated to more than 250 ℃ to release hydrogen smoothly, and a common solution is to wind an electric heating mechanism on a shell of the hydrogen storage device to release hydrogen, but for many application occasions, such as the application field of mobile tools, electric heating is not practical; in addition, the electric heating has the defect of low energy utilization efficiency. Aiming at the problems, the invention provides a heat source for providing the temperature-controllable hydrogen released by the magnesium-based hydride by utilizing a hydrogen catalytic combustion mode, and solves the key technical problem in the application process of the magnesium-based hydride hydrogen storage device.
Disclosure of Invention
The present invention is directed to a magnesium-based hydride hydrogen storage device to solve the above-mentioned problems of the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a magnesium base hydride hydrogen storage ware, includes the bottom plate, the bottom plate upper end is fixed to be equipped with four the same support columns, the support column upper end is fixed to be equipped with the supporting disk, fixed being equipped with on the supporting disk is placed the shell, place and be equipped with the memory in the shell, be equipped with storage mechanism in the memory to can store hydrogen, the memory upper end is fixed to be equipped with the runner pipe, the runner pipe with communicate in the memory, thereby make hydrogen in the memory can pass through the runner pipe is discharged, connect on the runner pipe and be equipped with trigger mechanism, trigger mechanism's the other end stretches into inside the memory bottom, thereby make runner pipe exhaust partial hydrogen can get back to in the memory again, and then reaches the release condition of hydrogen in the memory, and then can make hydrogen in the memory discharges.
Preferably, the triggering mechanism comprises a gas distributing pipe, one end of the gas distributing pipe is arranged in the storage, the other end of the gas distributing pipe is arranged outside the left side of the storage, a gas mixer is connected with the left end of the gas distributing pipe, an air pipe is connected with the left end of the gas mixer, and a right-angle pipe is connected between the flow pipe and the gas mixer.
Preferably, the air pipe is internally provided with a second pump and a second flow controller respectively, so that external air can be adsorbed under the action of the second pump, and then the air quantitatively enters the gas mixer under the control of the second flow controller, the gas distribution pipe is internally provided with a first control valve, and the right-angle pipe is internally provided with a first pump and a first flow controller, so that hydrogen in the flow pipe can quantitatively enter the gas mixer, further be mixed with the entering air, and further enter the storage under the action of the first control valve.
Preferably, the storage mechanism comprises four identical reaction pipes fixed on the gas distribution pipe, the reaction pipes are communicated with the gas distribution pipe, a reaction exhaust pipe is fixedly arranged at the upper end of the reaction pipe, the reaction exhaust pipe is communicated with the reaction pipes, and a second control valve is arranged in the reaction exhaust pipe.
Preferably, the reaction tube is internally provided with a catalytic combustion catalyst which is a base material SiC or A l 2 O 3 Or T iO 2 Pd, pt or AgO is loaded, one or a combination of more of the Pd, pt and AgO is loaded, so that the gas entering the gas distribution pipe can react with the Pd, pt or AgO, and heat is released, the temperature of the Pd, pt or AgO reaches the temperature sensor-DEG C, and the Pd is added into the PdAnd the hydrogen release condition in the memory is reached.
Preferably, each reaction tube is fixedly provided with a fin, the fins encircle the reaction tube, and when the reaction tube releases heat, the heat can be transferred through the fins, and the inner wall of the memory is fixedly provided with a temperature sensor, so that the temperature in the memory can be detected.
Preferably, the storage mechanism further comprises a hydrogen storage alloy material placed in the storage, wherein the hydrogen storage alloy material is Mg-based hydride, so that hydrogen can be released at a certain temperature and under a certain pressure, and a gas filter rod is fixedly arranged in the storage, so that the released hydrogen can be filtered, and the released hydrogen is discharged through the flow pipe.
Preferably, square grooves are formed in the left side and the right side of the upper end of the placement shell, so that the storage device is convenient to mount and take, rectangular grooves are formed in the left side of the placement shell, and the rectangular grooves are communicated with the square grooves and penetrate through the inner end and the outer end of the placement shell.
Preferably, the holding shell is internally provided with an insulating layer, so that heat in the storage is prevented from being dissipated, and then release of hydrogen is completed.
In summary, the invention has the beneficial effects that:
1. the invention provides a temperature-controllable heat source for releasing hydrogen of the magnesium-based hydride by utilizing a hydrogen catalytic combustion mode, and solves the key technical problem in the application process of the magnesium-based hydride hydrogen storage device.
2. According to the invention, the storage shell is arranged outside the storage, so that the storage can be placed, heat can be stored at the same time, and the heat dissipation is placed, so that the temperature for releasing hydrogen is met.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall three-dimensional structure of a magnesium-based hydride hydrogen reservoir according to the present invention;
FIG. 2 is a schematic view of the cross-sectional structure of FIG. 1 at A-A in accordance with the present invention;
FIG. 3 is an enlarged schematic view of the structure of the invention shown in section B in FIG. 2;
FIG. 4 is a graph of temperature versus time for a combustion catalyst of the present invention having a SiC support supporting 1wt% Pd;
FIG. 5 is a graph of temperature versus time for a combustion catalyst of the present invention having an Al2O3 support supporting 1wt% Pt catalyst.
The index marks in the drawings are as follows: 11. a bottom plate; 12. a support column; 13. a support plate; 14. placing a shell; 15. a square groove; 16. rectangular grooves; 17. a memory; 18. a flow pipe; 19. a right angle tube; 20. an air tube; 21. a gas mixer; 22. a hydrogen storage alloy material; 23. a reaction tube; 24. a fin; 25. a temperature sensor; 26. a gas distribution pipe; 27. a reaction exhaust pipe; 28. a first pump; 29. a first flow controller; 30. a second pump; 31. a second flow controller; 32. a first control valve; 33. a gas filter rod; 34. and a second control valve.
Detailed Description
All of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except for mutually exclusive features and/or steps.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. That is, each feature is one example only of a generic series of equivalent or similar features, unless expressly stated otherwise.
The invention will now be described in detail with reference to fig. 1-3, wherein for convenience of description the orientations described below are now defined as follows: the vertical, horizontal, vertical, front-to-back directions described below are the same as the vertical, horizontal, vertical, and horizontal directions of the view of fig. 1. Fig. 1 is a front view of the device of the present invention, and the direction of fig. 1 is the same as the vertical, horizontal, vertical, front-to-back, horizontal, and horizontal directions of the device of the present invention.
Referring to fig. 1-3, an embodiment of the present invention is provided: the utility model provides a magnesium-based hydride hydrogen storage ware, includes bottom plate 11, bottom plate 11 upper end installation is equipped with four the same support column 12, support column 12 upper end installation is equipped with supporting disk 13, the installation is equipped with on the supporting disk 13 and places shell 14, place shell 14 can vertical or horizontal setting, place and be equipped with memory 17 in the shell 14, be equipped with storage mechanism in the memory 17 to can store hydrogen, the memory 17 upper end is fixed with runner pipe 18, runner pipe 18 with communicate in the memory 17, thereby make hydrogen in the memory 17 can pass through runner pipe 18 discharges, connect on the runner pipe 18 to be equipped with trigger mechanism, trigger mechanism's the other end stretches into inside the memory 17 bottom, thereby make the partial hydrogen of runner pipe 18 discharge can get back to in the memory 17 again, and then reaches the release condition of hydrogen in the memory 17, and then can make hydrogen in the memory 17 discharges.
In addition, in one embodiment, the triggering mechanism includes a gas distributing pipe 26, one end of the gas distributing pipe 26 is located in the storage 17, the other end is located outside the left side of the storage 17, a gas mixer 21 is connected to the left end of the gas distributing pipe 26, an air pipe 20 is connected to the left end of the gas mixer 21, and a right angle pipe 19 is connected between the flow pipe 18 and the gas mixer 21.
In addition, in one embodiment, the second pump 30 and the second flow controller 31 are respectively disposed in the air pipe 20, so that the air outside can be adsorbed under the action of the second pump 30, and thus the air can be quantitatively introduced into the gas mixer 21 under the control of the second flow controller 31, the first control valve 32 is disposed in the gas distribution pipe 26, and the first pump 28 and the first flow controller 29 are disposed in the right-angle pipe 19, so that the hydrogen in the flow pipe 18 can be quantitatively introduced into the gas mixer 21, and then mixed with the introduced air, and then introduced into the memory 17 under the action of the first control valve 32.
In addition, in one embodiment, the storage mechanism includes four identical reaction tubes 23 fixed on the gas distribution tube 26, the reaction tubes 23 are communicated with the gas distribution tube 26, a reaction exhaust tube 27 is fixedly arranged at the upper end of the reaction tube 23, the reaction exhaust tube 27 is communicated with the reaction tube 23, and a second control valve 34 is arranged in the reaction exhaust tube 27.
In addition, in one embodiment, the reaction tube 23 is provided with a catalytic combustion catalyst, which is a substrate SiC or A l 2 O 3 Or T iO 2 Pd, pt or AgO is loaded, so that the gas entering the gas distribution pipe 26 can react with the Pd, pt or AgO, and heat is released, the temperature of the Pd, pt or AgO reaches 250-350 ℃ of the temperature sensor, and then the hydrogen release condition in the storage 17 is achieved.
In addition, in one embodiment, each reaction tube 23 is fixedly provided with a fin 24, the fins 24 encircle the reaction tube 23, so that when the reaction tube 23 releases heat, the heat can be transferred through the fins 24, and the inner wall of the memory 17 is fixedly provided with a temperature sensor 25, so that the temperature in the memory 17 can be detected.
In addition, in one embodiment, the storage mechanism further comprises a hydrogen storage alloy material 22 placed in the storage 17, wherein the hydrogen storage alloy material 22 is Mg-based hydride, so that hydrogen can be released under a certain temperature and pressure, and a gas filter rod 33 is fixedly arranged in the storage 17, so that the released hydrogen can be filtered, and then discharged through the flow pipe 18.
In addition, in one embodiment, square grooves 15 are formed on the left and right sides of the upper end of the placement case 14, so that the storage 17 can be conveniently installed and taken out, a rectangular groove 16 is formed on the left side of the placement case 14, and the rectangular groove 16 is communicated with the square grooves 15 and penetrates through the inner and outer ends of the placement case 14.
In addition, in one embodiment, the placement housing 14 has a thermal insulation layer therein to prevent heat dissipation from the storage 17, thereby completing the release of hydrogen.
In addition, in one embodiment, when the catalytic combustion catalyst is a si C supported 1wt% pd catalyst, a fuel to air ratio of 1:20, obtaining a temperature of 280 ℃;
when the catalytic combustion catalyst is a A l2O3 carrier loaded with 1wt% Pt catalyst, the fuel-air ratio is 1:10, obtaining 320 ℃.
In the initial state, a mixed gas of air and hydrogen gas in a certain proportion is stored in the gas mixer 21.
When hydrogen is released, the first control valve 32 is opened, so that the mixed gas in the gas mixer 21 enters the gas distribution pipe 26 and then enters the reaction pipe 23, and then reacts with the catalytic combustion catalyst in the reaction pipe 23, heat is generated, the heat is uniformly dispersed in the memory 17 through the fins 24, the gas generated by the reaction is discharged through the reaction exhaust pipe 27, when the heat generated by the reaction is transferred to the hydrogen storage alloy material 22, the temperature of the hydrogen released by the hydrogen storage alloy material 22 can be reached, the hydrogen can be released by the hydrogen storage alloy material 22, the hydrogen is filtered under the action of the gas filter rod 33, the hydrogen can be discharged through the flow pipe 18, part of the hydrogen can enter the right-angle pipe 19 under the action of the first pump 28 and then enter the gas mixer 21, the second pump 30 is started, so that the external air enters the gas mixer 21, and under the action of the first flow controller 29 and the second flow controller 31, the proportion of the air and the hydrogen can be respectively controlled, and then enter the gas distribution pipe 26 again, and the heat generated by the reaction pipe 23 is continuously released.
When hydrogen is stored, the storage 17 is separated from the placing shell 14, so that the placing shell 14 is placed in water, and heat released by the stored hydrogen is absorbed by the water, so that the hydrogen is stored.
The foregoing is merely illustrative of specific embodiments of the invention, and the scope of the invention is not limited thereto, but is intended to cover any variations or alternatives not contemplated by the inventors. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (9)
1. A magnesium-based hydride hydrogen reservoir comprising a base plate (11), characterized in that: four same support columns (12) are fixedly arranged at the upper end of the bottom plate (11), a support disc (13) is fixedly arranged at the upper end of each support column (12), a placement shell (14) is fixedly arranged on each support disc (13), a storage device (17) is placed in each placement shell (14), a storage mechanism is arranged in each storage device (17), a flow pipe (18) is fixedly arranged at the upper end of each storage device (17), the flow pipes (18) are communicated with the storage devices (17), a trigger mechanism is connected to the flow pipes (18), and the other ends of the trigger mechanisms extend into the bottoms of the storage devices (17).
2. A magnesium-based hydride hydrogen reservoir as claimed in claim 1, characterized in that: the trigger mechanism comprises a gas distribution pipe (26), one end of the gas distribution pipe (26) is arranged in the storage (17), the other end of the gas distribution pipe is arranged outside the left side of the storage (17), the left end of the gas distribution pipe (26) is connected with a gas mixer (21), the left end of the gas mixer (21) is connected with an air pipe (20), and a right-angle pipe (19) is connected between the flow pipe (18) and the gas mixer (21).
3. A magnesium-based hydride hydrogen reservoir as claimed in claim 2, characterized in that: the air pipe (20) is internally provided with a second pump (30) and a second flow controller (31) respectively, the air distribution pipe (26) is internally provided with a first control valve (32), and the right-angle pipe (19) is internally provided with a first pump (28) and a first flow controller (29).
4. A magnesium-based hydride hydrogen reservoir as claimed in claim 2, characterized in that: the storage mechanism comprises four identical reaction pipes (23) fixed on the gas distribution pipe (26), the reaction pipes (23) are communicated with the gas distribution pipe (26), a reaction exhaust pipe (27) is fixedly arranged at the upper end of the reaction pipe (23), the reaction exhaust pipe (27) is communicated with the reaction pipe (23), and a second control valve (34) is arranged in the reaction exhaust pipe (27).
5. A magnesium-based hydride hydrogen reservoir as claimed in claim 4, characterized in that: the reaction tube (23) is internally provided with a catalytic combustion catalyst, and the catalytic combustion catalyst is a base material SiC or Al (2) O (3) Or TiO (2) Pd or Pt or AgO is loaded, and one or a combination of a plurality of Pd, pt or AgO is loaded.
6. A magnesium-based hydride hydrogen reservoir as claimed in claim 4, characterized in that: fins (24) are fixedly arranged on each reaction tube (23), the fins (24) encircle the reaction tubes (23), and a temperature sensor (25) is fixedly arranged on the inner wall of the storage (17).
7. A magnesium-based hydride hydrogen reservoir as claimed in claim 1, characterized in that: the storage mechanism further comprises a hydrogen storage alloy material (22) placed in the storage (17), the hydrogen storage alloy material (22) is Mg-based hydride, hydrogen is released at a certain temperature and pressure, and a gas filter rod (33) is fixedly arranged in the storage (17) to filter the released hydrogen.
8. A magnesium-based hydride hydrogen reservoir as claimed in claim 1, characterized in that: the left side and the right side of the upper end of the placing shell (14) are provided with square grooves (15), the left side of the placing shell (14) is provided with rectangular grooves (16), and the rectangular grooves (16) are communicated with the square grooves (15) and penetrate through the inner end and the outer end of the placing shell (14).
9. A magnesium-based hydride hydrogen reservoir as claimed in claim 1, characterized in that: an insulating layer is arranged in the placing shell (14) to prevent heat in the storage (17) from being dissipated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211004589.3A CN116443811A (en) | 2022-08-22 | 2022-08-22 | Magnesium-based hydride hydrogen storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211004589.3A CN116443811A (en) | 2022-08-22 | 2022-08-22 | Magnesium-based hydride hydrogen storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116443811A true CN116443811A (en) | 2023-07-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211004589.3A Pending CN116443811A (en) | 2022-08-22 | 2022-08-22 | Magnesium-based hydride hydrogen storage device |
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| Country | Link |
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| CN (1) | CN116443811A (en) |
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2022
- 2022-08-22 CN CN202211004589.3A patent/CN116443811A/en active Pending
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