CN209383388U - A kind of self-heating device for producing hydrogen - Google Patents
A kind of self-heating device for producing hydrogen Download PDFInfo
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- CN209383388U CN209383388U CN201822273180.7U CN201822273180U CN209383388U CN 209383388 U CN209383388 U CN 209383388U CN 201822273180 U CN201822273180 U CN 201822273180U CN 209383388 U CN209383388 U CN 209383388U
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- hydrogen
- methanol
- evaporation coil
- water evaporation
- manufacturing reactor
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Abstract
A kind of self-heating device for producing hydrogen, including methanol-water evaporation coil, escape pipe, incubator and hydrogen-manufacturing reactor, incubator include cabinet and the thermal insulation material that is coated on cabinet exterior；Hydrogen-manufacturing reactor is located in incubator, hydrogen-manufacturing reactor is equipped with air inlet and air outlet, the air inlet of hydrogen-manufacturing reactor is connect with one end of methanol-water evaporation coil, and the gas outlet of hydrogen-manufacturing reactor and one end of escape pipe connect, and the other end of methanol-water evaporation coil and escape pipe extends to outside incubator；Hydrogen-manufacturing reactor, methanol-water evaporation coil and escape pipe are coated with metal heat-conducting layer, catalytic combustor is equipped in incubator, catalytic combustor is equipped with fuel gas inlet and exhanst gas outlet, and catalytic combustor is spaced by metal heat-conducting layer and hydrogen-manufacturing reactor, methanol-water evaporation coil and escape pipe and transmits heat.The utility model guarantees that homogeneous heating improves the efficiency of hydrogen production reaction without heat spot and undercooling point using the design of full cladding and high heat conductance of metal heat-conducting layer.
Description
Technical field
The utility model relates to hydrogen producer technical fields, and in particular to a kind of self-heating device for producing hydrogen.
Background technique
Hydrogen Energy is clean secondary energy sources.In recent years, as the development of Hydrogen Energy application technology graduallys mature, and whole world reply
The development of the lasting increase of climate change pressure, Hydrogen Energy industry is concerned in countries in the world, the prosperities such as the U.S., Germany, Japan
The national Hydrogen Energy industry that will develop in succession is promoted to national energy strategic height.And " Hydrogen Energy is innovated with fuel cell technology " ranks
Country indicates that Hydrogen Energy industry has been included into China national energy strategy in energy technology revolution innovation action plan.
Methanol-water hydrogen making machine is used widely as a kind of Portable movable formula hydrogen producer.Its principle is methanol-water
The endothermic gasification of fuel is reacted with production hydrogen is reformed, the purification process of hydrogen.Methanol-water fuel be overpressurized with after endothermic gasification, into
Enter catalyst and carry out reforming reaction (strong endothermic reaction), and then obtains the hydrogen for being rich in impurity.Hydrogen after purifier by producing
The hydrogen of raw high-purity (purifying is converted to the hydrogen (H2) that purity reaches 99.99% high-purity, and CO content≤1ppm).?
The heat needed during gasification and reforming reaction is provided by purifying remaining tail gas.Hydrogen passes through a series of control valve
Afterwards, electrochemical reaction occurs into pile, generates electric energy.
The reaction mechanism is as follows for it:
CH3OH(g)→CO+2H2, Δ=- 90.64KJ/mol,
CO+H2O (g) → CO2+H2, Δ=- 41.00KJ/mol.
Therein reaction is strong endothermic reaction, needs sustainable supply heat to maintain reaction progress, conventional mode of operation
It is the mode of electric heating or fuel direct combustion heating heating.The electricity supply that electric heating generally utilizes hydrogen fuel cell to generate adds
Heat, this mode can reduce the efficiency of hydrogen from methyl alcohol power generation, and be directly also easy to produce using Electric heatings such as heating tape, heating rods
Hot spot, the service life that heat spot will lead to the generation of carbon distribution reaction, while influence catalyst itself.According to the side of fuel direct combustion
Formula avoids the loss of electric energy to a certain extent, but easily generates heat spot, influences reaction and carries out and reduce the catalyst longevity
Life.
Utility model content
The utility model aim is the shortcomings that overcoming the prior art and deficiency, provides a kind of self-heating device for producing hydrogen,
Without external heat source, there is the advantages that thermally conductive rapid, homogeneous heating, heat loss is few, improve the efficiency of hydrogen production reaction, reduce energy
Consumption.
To achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of self-heating device for producing hydrogen, including methanol-water evaporation coil, escape pipe, incubator and hydrogen-manufacturing reactor, heat preservation
Case includes cabinet and the thermal insulation material that is coated on cabinet exterior；Hydrogen-manufacturing reactor is located in incubator, and hydrogen-manufacturing reactor is set
There are air inlet and air outlet, the air inlet of hydrogen-manufacturing reactor is connect with one end of methanol-water evaporation coil, and hydrogen-manufacturing reactor goes out
The other end of the connection of one end of port and escape pipe, methanol-water evaporation coil and escape pipe extends to outside incubator；Hydrogen production reaction
Device, methanol-water evaporation coil and escape pipe are coated with metal heat-conducting layer, are equipped with catalytic combustor, catalytic combustor in incubator
Equipped with fuel gas inlet and exhanst gas outlet, catalytic combustor by metal heat-conducting layer and hydrogen-manufacturing reactor, methanol-water evaporation coil and
Escape pipe is spaced and transmits heat.
From the foregoing, it will be observed that utility model works principle is as follows: combustion gas and air enter catalytic combustor through fuel gas inlet and fire
Heat production is burnt, provides heat for methanol water vapor and hydrogen manufacturing, flue gas is discharged by exhanst gas outlet, and the heat that catalytic combustor generates passes through
Metal heat-conducting layer passes to hydrogen-manufacturing reactor, methanol-water evaporation coil and escape pipe；Methanol-water is inputted by methanol-water evaporation coil
In hydrogen-manufacturing reactor, methanol-water absorbs heat in methanol-water evaporation coil is vaporizated into gaseous state, and is preheated to suitable reaction temperature and enters
Hydrogen-manufacturing reactor, methanol-water endothermic pyrolysis is that hydrogen, carbon dioxide and a small amount of unreacted methanol steam under the effect of the catalyst
Vapour and byproducts of carbon monoxide and methane, above-mentioned mixed gas escape and enter subsequent purification workshop section by escape pipe, heat preservation
Material, which coats entire cabinet, prevents heat energy dissipation.
In summary, the heat that the utility model catalytic combustor generates passes to hydrogen production reaction by metal heat-conducting layer
Device, methanol-water evaporation coil and escape pipe can efficiently transfer thermal energy to hydrogen-manufacturing reactor, the full packet of metal heat-conducting layer in time
It covers meter and high heat conductance guarantees that homogeneous heating improves the efficiency of hydrogen production reaction without heat spot and undercooling point, to realize reaction
It is steady to carry out, overheat supercooling is reduced to the high wind-warm syndrome of catalyst granules；Methanol-water is while evaporation coil absorbs heat and vaporizes
It is preheated to suitable reaction temperature, methanol steam, which enters hydrogen-manufacturing reactor, can occur methanol decomposition reaction, reduce heat dissipation
Loss, improves heat utilization efficiency, while by methanol is water and hydrogen-manufacturing reactor is integrated into same incubator, equipment also can be improved
Space utilization rate, reduce equipment volume.
As a kind of improvement of the utility model, the hydrogen-manufacturing reactor is shell and tube reactor or thin layer reaction device.
As a kind of improvement of the utility model, buffering is equipped at air inlet and air outlet in the hydrogen-manufacturing reactor
Room.
As a kind of improvement of the utility model, the methanol-water evaporation coil includes upper methanol-water evaporation coil and lower first
Alcohol water evaporation coil pipe, the hydrogen-manufacturing reactor are located at the middle part of incubator, and upper methanol-water evaporation coil is located on hydrogen-manufacturing reactor
Side, lower methanol-water evaporation coil are located at below hydrogen-manufacturing reactor, and the incubator is equipped in the top of upper methanol-water evaporation coil
Upper catalytic combustor is equipped with lower catalytic combustor in the lower section of lower methanol-water evaporation coil.
As a kind of improvement of the utility model, air inlet pipe, air inlet are connected at the fuel gas inlet of the catalytic combustor
Pipe is equipped with igniter.
Further, the metal heat-conducting layer is aluminum metal heat-conducting layer or copper metal heat-conducting layer.
Further, the methanol-water evaporation coil is serpentine coil.
Compared with prior art, the utility model has the advantage that
The heat that the utility model catalytic combustor generates passes to hydrogen-manufacturing reactor by metal heat-conducting layer, methanol-water steams
Quotation pipe and escape pipe can efficiently transfer thermal energy to hydrogen-manufacturing reactor, the design of full cladding and height of metal heat-conducting layer in time
Thermal conductivity guarantees that homogeneous heating improves the efficiency of hydrogen production reaction without heat spot and undercooling point, to realize that reacting balance carries out,
Overheat supercooling is reduced to the high wind-warm syndrome of catalyst granules；
Methanol-water is preheated to suitable reaction temperature while evaporation coil absorbs heat and vaporizes, and methanol steam enters system
Methanol decomposition reaction can occur for hydrogen reactor, reduce radiation loss, improve heat utilization efficiency, while by methanol is water and hydrogen manufacturing
Reactor is integrated into same incubator, and the space utilization rate of equipment also can be improved, and reduces equipment volume；
The utility model generates hydrogen, carbon dioxide and a small amount of unreacted methanol steam and byproducts of carbon monoxide
And methane, above-mentioned hybrid gas source can be used as the combustion gas of catalytic combustor, have both solved and speeded to put an oxidation toxic in exhaust gas
The emission problem of carbon, methanol steam, and the utilization rate of raw material is improved, it realizes that raw material availability maximizes and optimizes, this system
It can work independently without external power supply, improve the applicability of equipment.
Detailed description of the invention
Fig. 1 is the sectional view of the utility model self-heating device for producing hydrogen；
Fig. 2 is the schematic diagram of the utility model self-heating device for producing hydrogen methanol-water evaporation coil.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that described herein
Specific embodiment be used only for explaining the utility model, rather than the restriction to the utility model.It also should be noted that
For ease of description, part relevant to the utility model is illustrated only in attached drawing rather than full content.
Embodiment
Please refer to Fig. 1 and Fig. 2, a kind of self-heating device for producing hydrogen, including methanol-water evaporation coil, escape pipe 40, incubator
10 and hydrogen-manufacturing reactor 30, incubator 10 includes cabinet 11 and the thermal insulation material 12 that is coated on 11 outer wall of cabinet；Hydrogen manufacturing is anti-
Device 30 is answered to be located in incubator 10, hydrogen-manufacturing reactor 30 is equipped with air inlet and air outlet, the air inlet and first of hydrogen-manufacturing reactor 30
One end of alcohol water evaporation coil pipe connects, and the gas outlet of hydrogen-manufacturing reactor 30 is connect with one end of escape pipe 40, methanol-water evaporating pan
The other end of pipe and escape pipe 40 extends to outside incubator 10；Outside hydrogen-manufacturing reactor 30, methanol-water evaporation coil and escape pipe 40
It is coated with metal heat-conducting layer 60, catalytic combustor is equipped in incubator 10, catalytic combustor is equipped with fuel gas inlet 53 and flue gas goes out
Mouth 54, catalytic combustor are spaced by metal heat-conducting layer 60 with hydrogen-manufacturing reactor 30, methanol-water evaporation coil and escape pipe 40
And transmit heat.
From the foregoing, it will be observed that utility model works principle is as follows: combustion gas and air enter catalytic combustor through fuel gas inlet and fire
Heat production is burnt, provides heat for methanol water vapor and hydrogen manufacturing, flue gas is discharged by exhanst gas outlet, and the heat that catalytic combustor generates passes through
Metal heat-conducting layer passes to hydrogen-manufacturing reactor, methanol-water evaporation coil and escape pipe；Methanol-water is inputted by methanol-water evaporation coil
In hydrogen-manufacturing reactor, methanol-water absorbs heat in methanol-water evaporation coil is vaporizated into gaseous state, and is preheated to suitable reaction temperature and enters
Hydrogen-manufacturing reactor, methanol-water endothermic pyrolysis is that hydrogen, carbon dioxide and a small amount of unreacted methanol steam under the effect of the catalyst
Vapour and byproducts of carbon monoxide and methane, above-mentioned mixed gas escape and enter subsequent purification workshop section by escape pipe, heat preservation
Material, which coats entire cabinet, prevents heat energy dissipation.
In summary, the heat that the utility model catalytic combustor generates passes to hydrogen production reaction by metal heat-conducting layer
Device, methanol-water evaporation coil and escape pipe can efficiently transfer thermal energy to hydrogen-manufacturing reactor, the full packet of metal heat-conducting layer in time
It covers meter and high heat conductance guarantees that homogeneous heating improves the efficiency of hydrogen production reaction without heat spot and undercooling point, to realize reaction
It is steady to carry out, overheat supercooling is reduced to the high wind-warm syndrome of catalyst granules；Methanol-water is while evaporation coil absorbs heat and vaporizes
It is preheated to suitable reaction temperature, methanol steam, which enters hydrogen-manufacturing reactor, can occur methanol decomposition reaction, reduce heat dissipation
Loss, improves heat utilization efficiency, while by methanol is water and hydrogen-manufacturing reactor is integrated into same incubator, equipment also can be improved
Space utilization rate, reduce equipment volume.
In addition, the utility model generates one oxygen of hydrogen, carbon dioxide and a small amount of unreacted methanol steam and by-product
Changing carbon and methane, above-mentioned hybrid gas source can be used as the combustion gas of catalytic combustor, has both solved and has speeded to put toxic one in exhaust gas
The emission problem of carbonoxide, methanol steam, and the utilization rate of raw material is improved, it realizes that raw material availability maximizes and optimizes, this
System can work independently without external power supply, improve the applicability of equipment.
In addition, the hydrogen-manufacturing reactor 30 is shell and tube reactor or thin layer reaction device, in the present embodiment, hydrogen production reaction
Device is preferably shell and tube reactor.
In the present embodiment, surge chamber 31 is equipped at air inlet and air outlet in the hydrogen-manufacturing reactor 30.Buffering
Room can make the methanol steam cracking reaction in hydrogen-manufacturing reactor more abundant.
In the present embodiment, the methanol-water evaporation coil includes upper methanol-water evaporation coil 21 and lower methanol-water evaporating pan
Pipe 22, the hydrogen-manufacturing reactor 30 are located at the middle part of incubator 10, and upper methanol-water evaporation coil 21 is located on hydrogen-manufacturing reactor 30
Side, lower methanol-water evaporation coil 22 are located at 30 lower section of hydrogen-manufacturing reactor, and the incubator 10 is in upper methanol-water evaporation coil 21
Top is equipped with upper catalytic combustor 51, is equipped with lower catalytic combustor 52 in the lower section of lower methanol-water evaporation coil 22.Equipped with upper first
Methanol-water evaporation efficiency can be improved in alcohol water evaporation coil pipe and lower methanol-water evaporation coil, is additionally provided with catalytic combustor under
Catalytic combustor improves hydrogen-manufacturing reactor by heat balance, improves reaction effect.
In the present embodiment, it is connected with air inlet pipe 70 at the fuel gas inlet 53 of the catalytic combustor, is set in air inlet pipe 70
There is igniter 80.Igniter is used to light a fire to the combustion gas for entering catalytic combustor, convenient and practical.
In the present embodiment, the metal heat-conducting layer 60 be aluminum metal heat-conducting layer or copper metal heat-conducting layer, preferably
Copper metal heat-conducting layer, copper product, which compares copper product, has higher thermal conductivity.
In the present embodiment, the methanol-water evaporation coil is serpentine coil.Serpentine coil is conducive to space in incubator
Arrangement, and the evaporation effect of methanol-water will not be reduced.
Above-described embodiment is the preferable embodiment of the utility model, but the embodiments of the present invention is not by above-mentioned
The limitation of embodiment, it is made under other any spiritual essence and principles without departing from the utility model to change, modify, replacing
In generation, simplifies combination, should be equivalent substitute mode, is included within the protection scope of the utility model.
Claims (7)
1. a kind of self-heating device for producing hydrogen, it is characterised in that: anti-including methanol-water evaporation coil, escape pipe, incubator and hydrogen manufacturing
Answer device, incubator includes cabinet and the thermal insulation material that is coated on cabinet exterior；Hydrogen-manufacturing reactor is located in incubator, hydrogen manufacturing
Reactor is equipped with air inlet and air outlet, and the air inlet of hydrogen-manufacturing reactor is connect with one end of methanol-water evaporation coil, and hydrogen manufacturing is anti-
One end of the gas outlet and escape pipe of answering device connects, and the other end of methanol-water evaporation coil and escape pipe extends to outside incubator；
Hydrogen-manufacturing reactor, methanol-water evaporation coil and escape pipe are coated with metal heat-conducting layer, are equipped with catalytic combustor in incubator, urge
Change combustion chamber and be equipped with fuel gas inlet and exhanst gas outlet, catalytic combustor is steamed by metal heat-conducting layer and hydrogen-manufacturing reactor, methanol-water
Quotation pipe and escape pipe are spaced and transmit heat.
2. self-heating device for producing hydrogen according to claim 1, it is characterised in that: the hydrogen-manufacturing reactor is tubular reaction
Device or thin layer reaction device.
3. self-heating device for producing hydrogen according to claim 1, it is characterised in that: in the hydrogen-manufacturing reactor in air inlet and
Surge chamber is equipped at gas outlet.
4. self-heating device for producing hydrogen according to claim 1, it is characterised in that: the methanol-water evaporation coil includes upper first
Alcohol water evaporation coil pipe and lower methanol-water evaporation coil, the hydrogen-manufacturing reactor are located at the middle part of incubator, upper methanol-water evaporating pan
Pipe is located above hydrogen-manufacturing reactor, and lower methanol-water evaporation coil is located at below hydrogen-manufacturing reactor, and the incubator is in upper methanol-water
The top of evaporation coil is equipped with upper catalytic combustor, is equipped with lower catalytic combustor in the lower section of lower methanol-water evaporation coil.
5. self-heating device for producing hydrogen according to claim 1, it is characterised in that: at the fuel gas inlet of the catalytic combustor
It is connected with air inlet pipe, air inlet pipe is equipped with igniter.
6. self-heating device for producing hydrogen according to claim 1, it is characterised in that: the metal heat-conducting layer is led for aluminum metal
Thermosphere or copper metal heat-conducting layer.
7. self-heating device for producing hydrogen according to claim 1, it is characterised in that: the methanol-water evaporation coil is snakelike disk
Pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822273180.7U CN209383388U (en) | 2018-12-29 | 2018-12-29 | A kind of self-heating device for producing hydrogen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822273180.7U CN209383388U (en) | 2018-12-29 | 2018-12-29 | A kind of self-heating device for producing hydrogen |
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| Publication Number | Publication Date |
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| CN209383388U true CN209383388U (en) | 2019-09-13 |
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| CN201822273180.7U Active CN209383388U (en) | 2018-12-29 | 2018-12-29 | A kind of self-heating device for producing hydrogen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109592638A (en) * | 2018-12-29 | 2019-04-09 | 广东力行科创氢能有限公司 | A kind of self-heating device for producing hydrogen |
-
2018
- 2018-12-29 CN CN201822273180.7U patent/CN209383388U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109592638A (en) * | 2018-12-29 | 2019-04-09 | 广东力行科创氢能有限公司 | A kind of self-heating device for producing hydrogen |
| CN109592638B (en) * | 2018-12-29 | 2023-10-31 | 广东能创科技有限公司 | Self-heating hydrogen production device |
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