CN206599440U - Simple controllable hydrogen generating means based on borohydride hydrolytic system - Google Patents
Simple controllable hydrogen generating means based on borohydride hydrolytic system Download PDFInfo
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- CN206599440U CN206599440U CN201720221690.2U CN201720221690U CN206599440U CN 206599440 U CN206599440 U CN 206599440U CN 201720221690 U CN201720221690 U CN 201720221690U CN 206599440 U CN206599440 U CN 206599440U
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- fluid reservoir
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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 discloses a kind of simple controllable hydrogen generating means based on borohydride hydrolytic system, it includes：Fluid reservoir, contains the first reactant in advance, and fluid reservoir is provided with gas outlet；Aerogenesis room, contains the second reactant in advance, and aerogenesis room and fluid reservoir are mutually isolated；One-way fluid transfer pipeline, at least the first reactant in fluid reservoir is unidirectionally inputted into aerogenesis room and gas is produced with the second reactant haptoreaction；Unidirectional gas transfer pipeline, at least the gas unidirectional produced in aerogenesis room is inputted into fluid reservoir and fully contacted with the first reactant.Gas generating unit of the present utility model is simple in construction, need not accurately it control, the reactant design cooling of system itself, purifying hydrogen are utilized simultaneously, and reclaim the water of evaporation, the purity of institute's hydrogen producing and the hydrogen storage mass percent of system can effectively be lifted, the cost of system for producing hydrogen can be also significantly reduced, more energy-saving and environmental protection are allowed to, controllability is more preferably.
Description
Technical field
The utility model is related to a kind of gas generating unit, more particularly to a kind of based on the simple of borohydride hydrolytic system
Controllable hydrogen generator.
Background technology
Hydrogen Energy is as a kind of new energy, because with no pollution, high performance speciality, receiving significant attention.Wherein, hydrogen
Energy can be provided as the important source material of Proton Exchange Membrane Fuel Cells (PEM-FC).Traditional hydrogen storage method stores up for physics
Hydrogen methods, using high-pressure liquid hydrogen storage or low temperature liquid hydrogen storage, however, physics hydrogen storage system is complicated, pressure is too high, safety problem
It is troubling.
Therefore received significant attention using chemical substance hydrogen storage, wherein, borohydride hydrolytic hydrogen production is considered as safety, height
Effect and practical hydrogen producing technology.Borohydride hydrolytic hydrogen production, mainly uses following principle by taking sodium borohydride as an example：
NaBH4+2H2O=4H2+NaBO2；Δ H=-210kJ/mol (1)
From the above reaction, it is seen that borohydride hydrolytic hydrogen production is exothermic reaction, therefore obtained hydrogen can be overheated, such as
Manage the problem of these heats are very big in where.
In addition, existing borohydride hydrolytic hydrogen production apparatus system is complicated, governing factor is excessive, and needs accurate control anti-
Answer system.The hydrogen of overheat can also carry vapor discharge secretly, can also carry spittle discharge secretly sometimes.Therefore obtained hydrogen has solid
Body impurity, the vapor of entrainment also results in actual used water and excessively make it that actual hydrogen storage mass percent (wt%) is relatively low.More
Plus importantly, the hot hydrogen of entrained solids impurity, can also damage fuel cell；Simultaneously, although fuel cell is needed necessarily
The hydrogen source of humidity, but carry excessive vapor in hydrogen secretly, it can also damage fuel cell.
Therefore, the existing system for producing hydrogen based on borohydride hydrolytic need to remove the spittle carried secretly in hydrogen with optional equipment,
Cooled hydrogen simultaneously reclaims vapor therein, and system is extremely complex, causes system cost and weight to greatly increase, while control
It is extremely complex.
Utility model content
Main purpose of the present utility model is to provide a kind of simple controllable hydrogen hair based on borohydride hydrolytic system
Generating apparatus, to overcome the deficiencies in the prior art.
To realize foregoing utility model purpose, the technical solution adopted in the utility model includes：
The utility model embodiment provides a kind of simple controllable hydrogen generating means based on borohydride hydrolytic system,
It includes：
Fluid reservoir, contains the first reactant in advance；
Aerogenesis room, contains the second reactant in advance, and the aerogenesis room and fluid reservoir are mutually isolated；
One-way fluid transfer pipeline, at least to by the first reactant in the fluid reservoir unidirectionally input aerogenesis room and with
Second reactant haptoreaction and produce gas；
Unidirectional gas transfer pipeline, at least to the gas unidirectional input fluid reservoir that will be produced in aerogenesis room and with it is first anti-
Thing is answered fully to contact.
Further, the inlet end of the unidirectional gas transfer pipeline is connected with the aerogenesis room, and outlet side penetrates described
Fluid reservoir and the liquid level lower section in the fluid reservoir.
Further, one or more gas vent is distributed with the outlet side of the unidirectional gas transfer pipeline.
Further, the unidirectional gas transfer pipeline includes setting on gas transmission pipeline, and the gas transmission pipeline
There is check valve.
Further, gas flow adjusting means are additionally provided with the gas transmission pipeline, it is defeated by aerogenesis room to adjust
Toward the gas flow of fluid reservoir.
Further, the one-way fluid transfer pipeline includes setting on fluid-transporting tubing, and the fluid-transporting tubing
There is check valve.
Further, fluid flow control system and/or pump are additionally provided with the fluid-transporting tubing, the pump is to incite somebody to action
The first reactant in fluid reservoir transports to aerogenesis room, and the fluid flow control system transports to aerogenesis room to adjust by fluid reservoir
The first reactant flow.
Further, be additionally provided with relief valve on fluid reservoir and/or the aerogenesis room, to by the fluid reservoir and/or
Air pressure in aerogenesis room is controlled below safe threshold.
Further, the fluid reservoir is provided with gas outlet, and the gas outlet is distributed on the liquid level in the fluid reservoir
Side, the fluid reservoir is connected by gas outlet with load equipment.
Further, fluid reservoir and the aerogenesis room is closed chamber.
Compared with prior art, advantage of the present utility model includes：
(1) the utility model hydrogen formation apparatus is simple in construction, is not required to control gas flow, the need to be only controlled as desired
The flow of one reactant, therefore system need not control accurately；
(2) operationally, the hot hydrogen excessively that system is produced can be by the liquid in fluid reservoir for the utility model hydrogen formation apparatus
Body cooling down, the effective heat for having handled reaction using system in itself；
(3) operationally, the vapor of hydrogen entrainment can be cooled down and recycled the utility model hydrogen formation apparatus, be carried
The spittle carried secretly in the high wt% of reaction, hydrogen can be filtered, and improve the purity of hydrogen；
(4) the utility model hydrogen formation apparatus has fluid reservoir and the hydrogen caching chamber of aerogenesis room two, effective profit
The hydrogen produced with the space storage of itself, is not required to other equipment to store hydrogen, reduces cost and complexity；
(5) the utility model hydrogen formation apparatus is operationally, it is possible to use the reactant cooled hydrogen of itself, removes and flies
Foam simultaneously reclaims vapor, simplifies equipment, reduces the volume and weight of equipment, while also reducing system complexity so that
Whole system for producing hydrogen cost reduction, it is easy to control.
Brief description of the drawings
Fig. 1 is that the simple controllable hydrogen based on borohydride hydrolytic system is filled in the exemplary embodiments of the utility model one
The structural representation put；
Description of reference numerals：1- fluid reservoirs, 2- aerogenesis room, the reactants of 3- first, the reactants of 4- second, 5- one-way fluids are defeated
Send pipeline, the unidirectional gas transfer pipelines of 6-, 7- pumps, 8- check valves, 9- check valves, 10- gas outlets, 11- relief valves, 12- pressure releases
Valve.
Embodiment
In view of deficiency of the prior art, inventor is able to propose that this practicality is new through studying for a long period of time and largely putting into practice
The technical scheme of type.The technical scheme, its implementation process and principle etc. will be further explained as follows.
A kind of simple controllable hydrogen generating means based on borohydride hydrolytic system that the utility model embodiment is provided
Including：
Fluid reservoir, contains the first reactant in advance；
Aerogenesis room, contains the second reactant in advance, and the aerogenesis room and fluid reservoir are mutually isolated；
One-way fluid transfer pipeline, at least to by the first reactant in the fluid reservoir unidirectionally input aerogenesis room and with
Second reactant haptoreaction and produce gas；
Unidirectional gas transfer pipeline, at least to the gas unidirectional input fluid reservoir that will be produced in aerogenesis room and with it is first anti-
Thing is answered fully to contact.
In some preferred embodiments, the inlet end of the unidirectional gas transfer pipeline is connected with the aerogenesis room, is gone out
Gas end penetrates the fluid reservoir and below the liquid level in the fluid reservoir.So, it is possible to use first in fluid reservoir is anti-
Answer thing as coolant and gas purification vector, the hydrogen_cooling produced will be reacted and the spittle carried secretly in hydrogen is filtered, simultaneously
Vapor is reclaimed, on the one hand the effective heat for having handled reaction using system in itself, on the other hand can also improve reaction
Wt% and hydrogen purity, while can also simplify device structure and control process, reduce the volume and weight of equipment, reduce system
Complexity so that whole system for producing hydrogen cost reduction, it is easy to control.
Further, the outlet side of the unidirectional gas transfer pipeline can be distributed with one or more gas and go out
Mouthful, so that produce gas more sufficiently can contact with the first reactant, reach that faster cooling gas and filtering entrainment fly
The purpose of foam.
Further, the unidirectional gas transfer pipeline includes setting on gas transmission pipeline, and the gas transmission pipeline
There is check valve, the gas to make to produce in aerogenesis room is only irreversibly delivered to fluid reservoir.
In some embodiments, gas flow adjusting means can be also provided with the gas transmission pipeline, to adjust
The gas flow part of fluid reservoir is transported to by aerogenesis room, to reach the purpose of control gas transport speed.
Further, the one-way fluid transfer pipeline includes setting on fluid-transporting tubing, and the fluid-transporting tubing
There is check valve, so that the first reactant is from fluid reservoir to aerogenesis room one-way flow.
In some embodiments, fluid flow control system, the fluid can be also provided with the fluid-transporting tubing
Flow regulator is transported to the first reactant flow of aerogenesis room to adjust by fluid reservoir.Occur in the simple controllable hydrogen
When device works, can according to the demand of practical application, can have by this fluid flow control system make the first reactant with
Constant flow rate or the flow of change unidirectionally enter aerogenesis room from fluid reservoir.
In some embodiments, pump can be also provided with the fluid-transporting tubing, the pump is to by fluid reservoir
First reactant transports to aerogenesis room., can be when the fluid reservoir and/or aerogenesis room in some more specifically embodiment
Interior air pressure be less than setting value when, with pump drive the first reactant by fluid reservoir unidirectionally enter aerogenesis room, and when fluid reservoir and/
Or the air pressure in aerogenesis room be higher than setting value when, make pump out of service, and make the first reactant no longer to aerogenesis room convey.For up to
Into this purpose, air pressure monitoring device can be set in fluid reservoir and/or aerogenesis room, and air pressure monitoring device and pump and one are controlled
Molding block is connected.The control module can be intelligent control module or mechanical control mechanism, and it can be according to air pressure
The testing result of monitoring device and the running status for regulating and controlling pump.
In some embodiments, relief valve is additionally provided with fluid reservoir and/or the aerogenesis room, to by the liquid storage
Air pressure in room and/or aerogenesis room is controlled below safe threshold.More specifically say, to make the aerogenesis room and/or liquid storage
The air pressure of room is controlled in the range of more reasonably, can also be on the aerogenesis room and/or fluid reservoir to reach the purposes such as safety
Connection automatic or manual air pressure valve is used as relief valve.When the air pressure in the aerogenesis room and/or fluid reservoir exceedes the safety of setting
During threshold value, it will can outwards be discharged when the gas in the aerogenesis room and/or fluid reservoir by the automatic or manual air pressure valve.
Applicable automatic or manual air pressure valve can be the mechanical check valve that industry is commonly used, naturally it is also possible to be other types of electronics
Valve, magnetic valve etc., and not limited to this.
Further, the fluid reservoir is provided with gas outlet, and the gas outlet is distributed on the liquid level in the fluid reservoir
Side.For example, gas outlet can be set on the top of the fluid reservoir, and the hydrogen of generation is exported to load by gas outlet set
It is standby, such as fuel cell.
Further, fluid reservoir and the aerogenesis room is closed chamber, makes fluid reservoir and aerogenesis room at the same time as two
Individual hydrogen caches chamber, so that the hydrogen formation apparatus can effectively store the hydrogen produced using self space, without another
Outer equipment stores hydrogen, reduces cost and complexity.
Further, in the present invention, foregoing first reactant and the second reactant can be selected from known in the art all kinds of
The material of gas needed for hydrogen can be produced by being in contact with each other or be other.For example, in some embodiments, the first reactant
Including any one in acid solution, the aqueous solution, the aqueous solution of alkali, water or the aqueous solution of acid or two or more combinations, but not
It is limited to this；Corresponding second reactant can be from boron hydride etc..
Further,, can also be each to ensure the seal of each component linker in previously-described implementation of the present invention
Component coupling part sets sealing ring etc., or other contributes to sealed structure or element etc..
Further, in previously-described implementation of the present invention, the fluid reservoir, aerogenesis room, fluid-transporting tubing is gentle
Body conveyance conduit can be various convenient forms, such as tubbiness, can-like, tubulose, but not limited to this.
Further, in previously-described implementation of the present invention, the fluid reservoir, aerogenesis room, fluid-transporting tubing is gentle
Body conveyance conduit can also be wholely set.
The technical scheme, its implementation process and principle etc. will be further explained with reference to accompanying drawing as follows.
Referring to Fig. 1, what is provided in an exemplary embodiments of the present utility model is a kind of based on borohydride hydrolytic system
Simple controllable hydrogen generator includes containing the first reactant 3, such as water or water in advance in fluid reservoir 1 and aerogenesis room 2, fluid reservoir 1
Solution；The second reactant 4, the boron hydride and catalyst of such as solid are contained in aerogenesis room 2 in advance；Fluid reservoir 1 and aerogenesis room 2 by
One-way fluid transfer pipeline 5 and unidirectional gas transfer pipeline 6 are connected, and wherein one-way fluid transfer pipeline 5 is provided with pump 7 and unidirectional
Valve 8, to ensure that the first reactant 3 unidirectionally flows into aerogenesis room 2 by fluid reservoir 1；In addition, unidirectional gas transfer pipeline 6 has
Check valve 9, at least makes the gas of generation only unidirectionally flow into fluid reservoir 1 by aerogenesis room 2, it is on the contrary then can not；The top of fluid reservoir 1 has
Gas outlet 10, can be such that the hydrogen of generation is imported through gas outlet and load.Fluid reservoir 1 and the top of aerogenesis room 2 have relief valve 11,
12, it is ensured that the pressure in device will not be excessive, it is ensured that the safety of device.
When the gas generating unit duty is for hydrogen, liquid storage intraventricular pressure is that pressure is P2 in P1, aerogenesis room by force.If aerogenesis
The first reactant that indoor pressure P2 is less than in setting value, the fluid reservoir can be driven input to aerogenesis room by pump, and with production
The second reactant contact in air chamber produces hydrogen, and the hydrogen of generation is automatic unidirectional to fluid reservoir along unidirectional gas transfer pipeline
Interior flowing.Wherein, because borohydride hydrolytic reaction is exothermic reaction, therefore aerogenesis indoor temperature is raised, a large amount of vapor with
The hydrogen of generation together enters fluid reservoir along unidirectional gas transfer pipeline, meanwhile, hydrogen can also be mingled with the spittle by aerogenesis room through list
Enter fluid reservoir to gas transfer pipeline, therefore hydrogen can carry vapor secretly and the spittle connects into fluid reservoir with the first reactant
Touch.Cooled down after the hydrogen of its high temperature and the contact of the first reactant, the water vapor condensation Cheng Shui of entrainment is returned in fluid reservoir, is carried secretly
The spittle can be filtered and be stayed in fluid reservoir by the first reactant.Now, in fluid reservoir, hydrogen can be exported via gas outlet to
Load.However, the export speed of hydrogen is less than the speed for producing hydrogen this moment, so, P1 and P2 gradually increase, until P2 is more than
Setting value, pump is that the first reactant can be controlled to stop entering aerogenesis room, reaction terminating by fluid reservoir.This moment hydrogen may proceed to via
Gas outlet slowly imports load so that aerogenesis room and liquid storage intraventricular pressure are reduced by force, until P2 is less than setting value again in aerogenesis room,
The first reactant can be driven to aerogenesis indoor moveable from pump again in the transfusion room.Gas can be provided with aerogenesis room and fluid reservoir
Pressure valve, it is ensured that the security of whole process.
The controllable hydrogen generating means based on borohydride hydrolytic system is simple in construction, it is not necessary to accurate control, simultaneously
Using the cooled hot hydrogen of the design of itself, the water of evaporation is reclaimed, the filtering entrainment spittle improves the reality of hydrogen purity and reaction
Border hydrogen storage mass percent, while effectively utilizing system space storage hydrogen；And whole system safety energy-conserving environment protection, it is adaptable to
Neutral or large-scale hydrogen production bioreactor.
It should be appreciated that above-described embodiment is only explanation technical concepts and features of the present utility model, it is ripe its object is to allow
Content of the present utility model can be understood and implement according to this by knowing the personage of technique, can not limit of the present utility model with this
Protection domain.All equivalent change or modifications made according to the utility model Spirit Essence, should all cover of the present utility model
Within protection domain.
Claims (10)
1. a kind of simple controllable hydrogen generating means based on borohydride hydrolytic system, it is characterised in that including：
Fluid reservoir, contains the first reactant in advance；
Aerogenesis room, contains the second reactant in advance, and the aerogenesis room and fluid reservoir are mutually isolated；
One-way fluid transfer pipeline, at least the first reactant in the fluid reservoir is unidirectionally inputted into aerogenesis room and with second
Reactant haptoreaction and produce gas；
Unidirectional gas transfer pipeline, at least to the gas unidirectional input fluid reservoir that will be produced in aerogenesis room and with the first reactant
Fully contact.
2. simple controllable hydrogen generating means according to claim 1, it is characterised in that：The unidirectional gas transfer pipeline
Inlet end connected with the aerogenesis room, outlet side is penetrated below the fluid reservoir and liquid level in the fluid reservoir.
3. simple controllable hydrogen generating means according to claim 2, it is characterised in that：The unidirectional gas transfer pipeline
Outlet side one or more gas vent is distributed with.
4. simple controllable hydrogen generating means according to claim 1, it is characterised in that：The unidirectional gas transfer pipeline
Including gas transmission pipeline, and the gas transmission pipeline is provided with check valve.
5. simple controllable hydrogen generating means according to claim 4, it is characterised in that：On the gas transmission pipeline also
Provided with gas flow adjusting means, the gas flow of fluid reservoir is transported to by aerogenesis room to adjust.
6. simple controllable hydrogen generating means according to claim 1, it is characterised in that：The one-way fluid transfer pipeline
Including fluid-transporting tubing, and the fluid-transporting tubing is provided with check valve.
7. simple controllable hydrogen generating means according to claim 6, it is characterised in that：On the fluid-transporting tubing also
Provided with fluid flow control system and/or pump, the pump by the first reactant in fluid reservoir to transport to aerogenesis room, the stream
Body flow regulator is transported to the first reactant flow of aerogenesis room to adjust by fluid reservoir.
8. simple controllable hydrogen generating means according to claim 1, it is characterised in that：The fluid reservoir and/or aerogenesis
Relief valve is additionally provided with room, the air pressure in the fluid reservoir and/or aerogenesis room is controlled below safe threshold.
9. the simple controllable hydrogen generating means based on borohydride hydrolytic system according to claim 1, it is characterised in that：
The fluid reservoir is provided with gas outlet, and the gas outlet is distributed in the ullage in the fluid reservoir, and the fluid reservoir passes through
Gas outlet is connected with load equipment.
10. the simple controllable hydrogen generating means based on borohydride hydrolytic system according to claim 9, its feature exists
In：Fluid reservoir and the aerogenesis room is closed chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720221690.2U CN206599440U (en) | 2017-03-08 | 2017-03-08 | Simple controllable hydrogen generating means based on borohydride hydrolytic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720221690.2U CN206599440U (en) | 2017-03-08 | 2017-03-08 | Simple controllable hydrogen generating means based on borohydride hydrolytic system |
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| CN206599440U true CN206599440U (en) | 2017-10-31 |
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| CN201720221690.2U Active CN206599440U (en) | 2017-03-08 | 2017-03-08 | Simple controllable hydrogen generating means based on borohydride hydrolytic system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108821234A (en) * | 2018-08-30 | 2018-11-16 | 苏州芷宁信息科技有限公司 | compact gas generating device |
| WO2019156631A1 (en) * | 2018-02-06 | 2019-08-15 | Advanced Material Engineering Pte Ltd | A portable fuel cell apparatus and system |
| CN110526210A (en) * | 2019-08-23 | 2019-12-03 | 浙江高成绿能科技有限公司 | A kind of controllable chemical hydrogen making reaction device |
-
2017
- 2017-03-08 CN CN201720221690.2U patent/CN206599440U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019156631A1 (en) * | 2018-02-06 | 2019-08-15 | Advanced Material Engineering Pte Ltd | A portable fuel cell apparatus and system |
| CN108821234A (en) * | 2018-08-30 | 2018-11-16 | 苏州芷宁信息科技有限公司 | compact gas generating device |
| CN110526210A (en) * | 2019-08-23 | 2019-12-03 | 浙江高成绿能科技有限公司 | A kind of controllable chemical hydrogen making reaction device |
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