CN206352047U - A kind of reaction unit of controllable sodium borohydride hydrogen manufacturing - Google Patents
A kind of reaction unit of controllable sodium borohydride hydrogen manufacturing Download PDFInfo
- Publication number
- CN206352047U CN206352047U CN201621041339.7U CN201621041339U CN206352047U CN 206352047 U CN206352047 U CN 206352047U CN 201621041339 U CN201621041339 U CN 201621041339U CN 206352047 U CN206352047 U CN 206352047U
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- Prior art keywords
- hydrogen
- catalyst
- control system
- hydrogen production
- placing element
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- 239000001257 hydrogen Substances 0.000 title claims abstract description 106
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 106
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 95
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 64
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 52
- 229910000033 sodium borohydride Inorganic materials 0.000 title claims abstract description 21
- 239000012279 sodium borohydride Substances 0.000 title claims abstract description 21
- 239000003054 catalyst Substances 0.000 claims abstract description 55
- 239000007789 gas Substances 0.000 claims abstract description 23
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 239000004744 fabric Substances 0.000 claims abstract description 7
- 239000002699 waste material Substances 0.000 claims abstract description 7
- 239000002808 molecular sieve Substances 0.000 claims description 10
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000000446 fuel Substances 0.000 abstract description 15
- 238000010276 construction Methods 0.000 abstract description 3
- 231100000572 poisoning Toxicity 0.000 abstract description 2
- 230000000607 poisoning effect Effects 0.000 abstract description 2
- 150000002431 hydrogen Chemical class 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 239000000741 silica gel Substances 0.000 description 6
- 229910002027 silica gel Inorganic materials 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 239000011949 solid catalyst Substances 0.000 description 5
- 238000002845 discoloration Methods 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000505 pernicious effect Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000006136 alcoholysis reaction Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000002574 poison Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- UORVGPXVDQYIDP-UHFFFAOYSA-N borane Chemical compound B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 description 1
- -1 boron Sodium hydride Chemical compound 0.000 description 1
- 229910010277 boron hydride Inorganic materials 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Fuel Cell (AREA)
- Catalysts (AREA)
Abstract
A kind of reaction unit of controllable sodium borohydride hydrogen manufacturing, including hydrogen production reaction room, manual control system, catalyst placing element, gas filtration mechanism；Hydrogen production reaction room is provided with hydrogen output port, manual control system connection hydrogen production reaction room, and controls reaction rate by controlling catalyst to submerge solution height；Hydrogen production reaction room bottom is provided with waste liquid discharge port；Port is tightly connected using engagement thread；Catalyst placing element is made up of screen cloth；Catalyst placing element upper end is linked by a rigid posts and control system；Control system is located on the hydrogen output port on hydrogen production reaction room, and manual control system is made up of regulation device, the air velocity display element of catalyst placing element.The utility model is simple in construction, easy to operate, reactor pressure is low and using safety, can effectively carry out manually, automatically control reaction rate, can be with high efficiente callback catalyst, and do not result in poisoning for electrode catalyst of fuel cell.
Description
Technical field
The utility model is related to a kind of low pressure reaction device applied to hydrogen manufacturing, belongs to Hydrogen Energy preparation field, more particularly to
A kind of reaction unit of controllable sodium borohydride hydrogen manufacturing.
Background technology
The exploitation of the exploitation, particularly Proton Exchange Membrane Fuel Cells of current hydrogen-oxygen fuel cell, it has also become new generation
Record and capture the cutting edge technology field of energy crisis and environmental pollution in the world.The nephew rivers and lakes of excellent performance and technology relative maturity
The application field of massage fuel cell system is wide and demand is big, is constantly subjected to people and widely pays close attention to.But, fuel cell
One major issue of large-scale application urgent need to resolve is how efficiently and safely to provide hydrogen source for fuel cell.
PEM（PEM）Fuel cell is cleaned with its simple in construction, colleges and universities, and start-up temperature is low, and peace and quiet are noiseless etc.
Advantage, the generation technology of new generation as great prospect, by basic research and application and development for many years, pem fuel
The research of battery each side has made substantial progress, and the volume and weight specific power of battery is significantly improved, but expensive
Hydrogen manufacturing, hydrogenation facility basis still seriously hinder the commercialization process of fuel cell car.
Hydrogen can be prepared in several ways as a kind of emerging high energy clean energy resource carrier.Sodium borohydride hydrolyze or
Alcoholysis hydrogen manufacturing is to compare popular live hydrogen producing technology at present, with lot of advantages, such as：Stock Product is environment-friendly, does not discharge
Pernicious gas；Hydrogen storage content is high；Store, using safety, delivery is convenient；The hydrogen purity of preparation is high, does not result in fuel cell electricity
Electrode catalyst poisons；Capacity usage ratio is high, it is not necessary to which external energy can just discharge the hydrogen in NaBH4 and a part of water
Out.By to published hydrolysis or the research of alcoholysis hydrogen-manufacturing reactor, it has been found that current device all has reaction dress
The problems such as putting higher air pressure, low catalyst recovery yield and poor reaction controlling effect, hinders the live hydrogen producing technology of boron hydride
In the application of portable fuel battery power-supply device and fuel cell car.
In view of this, we devise a kind of novel hydrogen generator, to overcome the drawbacks described above of existing hydrogen producer.
Utility model content
The purpose of this utility model is to provide a kind of simple in construction, easy to operate, reactor pressure lowly and used
Safety, is not discharged carbon containing, nitrogen pernicious gas using process, the hydrogen purity of generation is higher, can effectively carried out manual, automatic
Control reaction rate, can with high efficiente callback catalyst, and do not result in electrode catalyst of fuel cell poison it is controllable
Sodium borohydride hydrogen manufacturing reaction unit.
The purpose of this utility model is realized by following technical proposals：A kind of controllable sodium borohydride hydrogen manufacturing
Reaction unit, including hydrogen production reaction room, manual control system, catalyst placing element, gas filtration mechanism；Hydrogen production reaction room is set
Hydrogen output port is equipped with, manual control system connects hydrogen production reaction room, and by controlling catalyst to submerge solution height control
Reaction rate；Hydrogen production reaction room bottom is provided with waste liquid discharge port, prevents hydrogen from being revealed with solution；Port is close using engagement thread
Envelope connection, prevents hydrogen from being revealed with solution；Catalyst placing element is made up of screen cloth；Catalyst placing element upper end is hard by one
Matter bar links with control system, and the hard stock in hydrogen output port can be adjusted by the gear linked with it, is thus adjusted
The height of catalyst；Control system is located on the hydrogen output port on hydrogen production reaction room, and manual control system is put by catalyst
The regulation device of element, air velocity display element is put to constitute, can be according to the knob on transient flow speed regulation and control system
Change catalyst and submerge height, so as to adjust reaction rate.
Further, solid catalyst is placed in catalyst placing element.
Further, catalyst placing element is made up of the drum dress screen cloth of the polytetrafluoroethylmaterial material of solid shape, is used
In holding solid catalyst.
Further, the gas filtration mechanism is constituted by crossing water installations with molecular sieve, and hydrogen first passes through discoloration silica gel and removed
Remove the impurity such as the most of moisture being mingled with hydrogen, then sodium borohydride, the piece Boratex wherein carried secretly by molecular sieve to remove.
A kind of reaction unit of controllable sodium borohydride hydrogen manufacturing, including hydrogen production reaction room, automatic control system, catalyst
Placing element, gas filtration mechanism；Hydrogen production reaction room is provided with hydrogen output port, automatic control system connection hydrogen production reaction
Room, and control reaction rate by controlling catalyst to submerge solution height；Hydrogen production reaction room bottom is provided with waste liquid discharge port, prevents
Only hydrogen is revealed with solution；Port is tightly connected using engagement thread, prevents hydrogen from being revealed with solution；Catalyst placing element by
Screen cloth is constituted；Catalyst placing element upper end is linked by a rigid posts and control system, can be adjusted by the gear linked with it
The hard stock in hydrogen output port is saved, the height of catalyst is thus adjusted；Control system is located at the hydrogen on hydrogen production reaction room
On gas output port, automatic control system is the buoyancy piece for being placed in hydrogen output port, and the buoyancy produced by ascending air makes hydrogen
Buoyancy piece stress in gas output port floats, and links buoyancy piece and catalyst placing element by a rigid posts, so as to adjust
Catalyst submerges solution height, and the effect for being stable at respective reaction speed can be reached by changing the buoyancy piece of corresponding weight.
Further, solid catalyst is placed in catalyst placing element.
Further, catalyst placing element is made up of the drum dress screen cloth of the polytetrafluoroethylmaterial material of solid shape, is used
In holding solid catalyst.
Further, the gas filtration mechanism is constituted by crossing water installations with molecular sieve, and hydrogen first passes through discoloration silica gel and removed
Remove the impurity such as the most of moisture being mingled with hydrogen, then sodium borohydride, the piece Boratex wherein carried secretly by molecular sieve to remove.
As a preferred embodiment of the present invention, choose and the base metals such as Co, Ru, Pt, Co are electroplated by carrier of nickel foam
As catalyst for preparing hydrogen, the catalyst has good mechanical strength, adsorbed hydrogen, alkali corrosion resistance, high temperature resistant etc. be not good special
Property；
Operation principle of the present utility model is：According to circumstances select control model and select corresponding control system, catalyst
First add in placing element and link with control system, concentration is then added in hydrogen production reaction room molten for 20-30% NaBH4
Liquid, it is desirable to which then control system is fixed on hydrogen output port by its temperature at 80 DEG C or so, and links gas Simple filter
Mechanism, solution is contacted with catalyst, reacted, and produces hydrogen, hydrogen is by filter mechanism feeding hydrogen fuel cell；
The utility model has advantages below：（1）Apparatus structure is simple, easy to operate；（2）Reaction gas is forced down, and device is real
With safety；（3）Carbon containing and nitrogenous pernicious gas is not discharged using process, in the absence of pollution；（4）The hydrogen purity of generation is high,
Do not result in fuel cell and click on poisoning for catalyst；（5）Reaction rate control effect is good, strong applicability；（6）Producing hydrogen, catalyzing
The recovery of agent is convenient and organic efficiency is high.
Brief description of the drawings
Fig. 1 is hydrogen production reaction room and the control system schematic diagram of the utility model device.
Fig. 2 is the schematic diagram of control system gas filter system in the utility model.
Fig. 3 is the structural representation of catalyst placing element in the utility model.
Reference：1st, hydrogen production reaction room, 2, catalyst placing element, 3, control handle, 4, waste liquid discharge port, 5, floating
Power piece, 6, gas filtration mechanism, 7, catalyst holding chamber, 8, switchable block.
Embodiment
Below in conjunction with the accompanying drawings with example to the further details of explanation of the utility model.
Referring to Fig. 1, the utility model discloses a kind of reaction unit of controllable sodium borohydride hydrogen manufacturing, the reaction
Device includes：Hydrogen production reaction room 1, control system 3, catalyst placing element 2 and the overanxious mechanism 6 of gas.
Prepare Liang Ge gas filtrations mechanism 6 first, place discoloration silica gel and molecular sieve in filter chamber respectively, and screw
Switch prevents gas leakage, will place the air guide port and the air guide port of placement molecular sieve filtration room lower end of the filter chamber upper end for the silica gel that changes colour
It is connected, gas is successively by silica gel and the molecular sieve of changing colour, and from molecular sieve filtration room upper end pass-out.
The solid catalyst electroplated is placed in catalyst placing element 2, switchable block 8 is closed, and by block
The rigid posts of top link with control system.
The lower section waste liquid discharge port 4 of hydrogen production reaction room 1 is closed, selection sodium borohydride is hydrogen production reaction material, weighs boron
Sodium hydride solid 300g, pure water 700g, solution is configured at 80 DEG C of temperature, and now sodium borohydride solution mass fraction is 30%,
Solution is poured into hydrogen production reaction room 1, and catalyst placing element 2 is put into hydrogen production reaction room 1, control system is fixed on system
The top hydrogen output port of hydrogen reative cell 1, and by airway tube by hydrogen output port with it is built-in discoloration silica gel gas filtration
The airway tube connection of the lower section of mechanism 6.
Embodiment 1：Manual control system is chosen, when complete connection hydrogen formation apparatus and normally generation hydrogen, passes through hydrogen
Knob outside gas output port will be adjusted to all depart from liquid level on catalyst placing element 2, and there is no hydrogen for the basic stopping of reaction
Produce, now reaction material is stored in hydrogen production reaction room 1；Catalyst placing element 2 is lowered by knob and slowly submerges liquid again
During face, the speed for producing hydrogen is slowly improved therewith.
Embodiment 2：Automatic control system is chosen, when completely connecting hydrogen formation apparatus and starting normally to produce hydrogen, just
Beginning elementary reaction speed is relatively low, and buoyancy piece 5 is located at hydrogen output port bottom, and catalyst placing element 2 submerges reaction material completely
In；Reaction stage casing hydrogen generation rate starts lifting, and buoyancy piece is floated in hydrogen output port by ascending air effect, and
Catalyst placing element 2 is taken up by rigid posts, buoyancy piece will be floated near expected speed control during stable reaction, now may be used
Speed control is expected by the change of buoyancy piece.
Claims (6)
1. a kind of reaction unit of controllable sodium borohydride hydrogen manufacturing, it is characterised in that including hydrogen production reaction room, control system manually
System, catalyst placing element, gas filtration mechanism；Hydrogen production reaction room is provided with hydrogen output port, control system connection hydrogen manufacturing
Reative cell, and control reaction rate by controlling catalyst to submerge solution height；Hydrogen production reaction room bottom is provided with waste liquid outlet side
Mouthful；Port is tightly connected using engagement thread；Catalyst placing element is made up of screen cloth；Catalyst placing element upper end passes through one
Rigid posts link with control system；Manual control system is located on the hydrogen output port on hydrogen production reaction room, manually control system
System is made up of regulation device, the air velocity display element of catalyst placing element.
2. the reaction unit of a kind of controllable sodium borohydride hydrogen manufacturing according to claim 1, it is characterised in that solid is urged
Agent is arranged on catalyst placing element（2）It is interior.
3. a kind of reaction unit of controllable sodium borohydride hydrogen manufacturing according to claim 1, it is characterised in that the gas
Body filter mechanism is constituted by crossing water installations with molecular sieve.
4. a kind of reaction unit of controllable sodium borohydride hydrogen manufacturing, it is characterised in that including hydrogen production reaction room, automatically control and be
System, catalyst placing element, gas filtration mechanism；Hydrogen production reaction room is provided with hydrogen output port, control system connection hydrogen manufacturing
Reative cell, and control reaction rate by controlling catalyst to submerge solution height；Hydrogen production reaction room bottom is provided with waste liquid outlet side
Mouthful；Port is tightly connected using engagement thread；Catalyst placing element is made up of screen cloth；Catalyst placing element upper end passes through one
Rigid posts link with control system；Automatic control system is located on the hydrogen output port on hydrogen production reaction room, automatically controls and is
Unite to be placed in the buoyancy piece of hydrogen output port.
5. the reaction unit of a kind of controllable sodium borohydride hydrogen manufacturing according to claim 4, it is characterised in that solid is urged
Agent is arranged on catalyst placing element（2）It is interior.
6. a kind of reaction unit of controllable sodium borohydride hydrogen manufacturing according to claim 4, it is characterised in that the gas
Body filter mechanism is constituted by crossing water installations with molecular sieve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621041339.7U CN206352047U (en) | 2016-09-07 | 2016-09-07 | A kind of reaction unit of controllable sodium borohydride hydrogen manufacturing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621041339.7U CN206352047U (en) | 2016-09-07 | 2016-09-07 | A kind of reaction unit of controllable sodium borohydride hydrogen manufacturing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206352047U true CN206352047U (en) | 2017-07-25 |
Family
ID=59346570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621041339.7U Active CN206352047U (en) | 2016-09-07 | 2016-09-07 | A kind of reaction unit of controllable sodium borohydride hydrogen manufacturing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206352047U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726475A (en) * | 2018-06-27 | 2018-11-02 | 广东美星富能科技有限公司 | A kind of hydrogen producer and its hydrogen production process |
-
2016
- 2016-09-07 CN CN201621041339.7U patent/CN206352047U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726475A (en) * | 2018-06-27 | 2018-11-02 | 广东美星富能科技有限公司 | A kind of hydrogen producer and its hydrogen production process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Xuzhou Zhiying Environmental Protection Technology Co.,Ltd. Assignor: Jiangsu Normal University Contract record no.: X2023980047178 Denomination of utility model: A controllable reaction device for hydrogen production from sodium borohydride Granted publication date: 20170725 License type: Common License Record date: 20231120 |