CN214468510U - Hydrogen reactor and hydrogen production system - Google Patents
Hydrogen reactor and hydrogen production system Download PDFInfo
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- CN214468510U CN214468510U CN202023213655.7U CN202023213655U CN214468510U CN 214468510 U CN214468510 U CN 214468510U CN 202023213655 U CN202023213655 U CN 202023213655U CN 214468510 U CN214468510 U CN 214468510U
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- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 154
- 239000001257 hydrogen Substances 0.000 title claims abstract description 154
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 149
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims abstract description 90
- 239000002912 waste gas Substances 0.000 claims abstract description 87
- 238000010438 heat treatment Methods 0.000 claims abstract description 44
- 239000003054 catalyst Substances 0.000 claims abstract description 6
- 239000007789 gas Substances 0.000 claims description 92
- 238000005338 heat storage Methods 0.000 claims description 38
- 238000009413 insulation Methods 0.000 claims description 10
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 9
- 150000002431 hydrogen Chemical class 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
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- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
-
- 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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Abstract
The utility model discloses a hydrogen reactor and hydrogen manufacturing system, the hydrogen reactor includes: the hydrogen reaction part is internally provided with a reaction space and is provided with a hydrogen outlet and a steam inlet; a hydrogen production catalyst disposed in the reaction space; the hot waste gas sleeve is sleeved outside the hydrogen reaction part; or: the hydrogen reaction part is sleeved outside the hot waste gas sleeve; and a hot waste gas heating channel is formed between the hot waste gas sleeve and the hydrogen reaction part, and a hot waste gas inlet and a waste gas outlet which are communicated with the hot waste gas heating channel are formed in the hot waste gas sleeve. The utility model discloses a hot waste gas heating hydrogen reaction portion provides the required heat of hydrogen reaction, has reduced the heating cost, and it is right to have realized hot waste gas's recycle.
Description
Technical Field
The utility model relates to a fire burning furnace technical field, especially relate to a hydrogen reactor and hydrogen manufacturing system field.
Background
With the limited nature of conventional energy and the increasing prominence of environmental issues, new energy with the characteristics of environmental protection and regeneration is gaining more and more attention from various countries. In the research of various new energy sources, hydrogen is the first choice of researchers in a completely clean combustion mode and with the advantage of being renewable. As an ideal new energy source, the hydrogen has the following characteristics:
(1) the hydrogen has high heat release efficiency, can release 14 kilojoules of heat when burning 1 gram of hydrogen, is about 3 times of the heat release when burning 1 gram of gasoline, and can be recycled.
(2) The raw material of the hydrogen is mainly water, and 2 hydrogen atoms exist in 1 water molecule; and 71 percent of the surface of the floor ball is water, so that the resources are very rich.
Although hydrogen energy has many of the above advantages, the development of hydrogen energy is currently restricted by the high price of hydrogen gas.
In the prior art, a large amount of heat is needed to be provided for the reaction for preparing the hydrogen, and the existing mode for providing the large amount of heat by heating such as coal burning is the most developed country in the coal burning industry in the world. However, a large amount of hot exhaust gas generated after the combustion of coal is often directly discharged into the air, resulting in waste and environmental pollution. The existing heating mode is also electric heating, but the electric heating usually has the defects of high one-time investment cost, complex structure, difficult subsequent maintenance and repair, overlarge energy consumption and the like.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a hydrogen reactor and hydrogen manufacturing system has reduced the heating cost, has realized right hot waste gas's recycle, and be used for hydrogen manufacturing with this heat to use, very big improvement energy utilization, the cost is reduced.
In one aspect, an embodiment of the present invention provides a hydrogen reactor, including: the hydrogen reaction part is internally provided with a reaction space and is provided with a hydrogen outlet and a steam inlet; a hydrogen production catalyst disposed in the reaction space; the hot waste gas sleeve is sleeved outside the hydrogen reaction part; or: the hydrogen reaction part is sleeved outside the hot waste gas sleeve; and a hot waste gas heating channel is formed between the hot waste gas sleeve and the hydrogen reaction part, and a hot waste gas inlet and a waste gas outlet which are communicated with the hot waste gas heating channel are formed in the hot waste gas sleeve.
In one embodiment of the present invention, the hot exhaust gas inlet is opened at one end of the bottom of the hot exhaust gas casing in the vertical direction, and the exhaust gas outlet is opened at one end of the top; the hydrogen reactor further comprises: a hot exhaust gas input passage connected to the hot exhaust gas inlet for inputting hot exhaust gas; and the waste gas output channel is connected to the waste gas outlet and is used for outputting the waste gas after heat exchange.
The technical effect achieved after the technical scheme is adopted is as follows: hot waste gas enters the hot waste gas heating channel through the hot waste gas input channel, and is discharged from the hot waste gas output channel after heating the hydrogen reaction part; the mode utilizes the hot waste gas for heating, so that the heating cost is reduced, the hot waste gas is recycled, and the environmental protection problem caused by directly discharging the hot waste gas to the environment can be avoided.
In one embodiment of the present invention, the hydrogen reactor further comprises: and the heat storage assembly is filled in the hot waste gas heating channel.
The technical effect achieved after the technical scheme is adopted is as follows: the heat accumulation subassembly can be preserved heat in the hot waste gas, and it is fast to avoid hot waste gas circulation, and the heat can not come to absorb in time and just flow away, adopts behind the heat accumulation subassembly, can fully absorb the heat, makes hot waste gas heat be persisted in the heat accumulation subassembly, later through the heat accumulation subassembly with the even transmission of heat for treating the heating medium, it is right to realize hot waste gas's reuse.
In one embodiment of the present invention, the heat storage assembly includes: and the heat storage block is attached to the hydrogen reaction part.
The technical effect achieved by adopting the technical scheme is achieved; the heat storage block can store heat in the hot waste gas, the circulation speed of the hot waste gas is high, the heat can be prevented from flowing away after being absorbed in time, after the heat storage block is adopted, the heat can be fully absorbed, the heat of the hot waste gas is reserved in the heat storage block, and then the heat is uniformly transmitted to a medium to be heated through the heat storage block, so that the hot waste gas is recycled.
In an embodiment of the present invention, the heat storage assembly further includes: and the at least one fin is arranged in the hot waste gas heating channel, and at least one heat storage ball is arranged outside each fin.
The technical effect achieved after the technical scheme is adopted is as follows: the heat storage balls fully absorb heat in the hot waste gas, so that the heat of the hot waste gas is prevented from flowing away before the heat is absorbed due to high circulation speed of the hot waste gas, the heat of the hot waste gas is retained in the heat storage balls, and then the heat storage balls uniformly and continuously supply heat to the hydrogen reaction part; the fin is used for increasing the heating area of the hydrogen reaction part and has good heat winding performance, so that the heating efficiency of the hydrogen reaction part is improved.
In one embodiment of the present invention, the hydrogen reactor further comprises: and the heat insulation layer is sleeved outside the hot waste gas heating sleeve or arranged on the inner wall of the hot waste gas heating sleeve.
The technical effect achieved after the technical scheme is adopted is as follows: the heat-insulating layer is used for preventing the hot waste gas sleeve from being transmitted to the external environment, so that the heat loss of the hot waste gas is avoided, unnecessary waste is reduced, and the utilization rate of the hot waste gas is improved; the heat-insulating layer can also reduce the influence of the external environment on the hot waste gas sleeve, and the heating efficiency of the hot waste gas on the hydrogen reactor is improved.
In an embodiment of the present invention, the heat insulating layer is a vacuum heat insulating layer or a heat insulating layer.
The technical effect achieved after the technical scheme is adopted is as follows: the vacuum heat-insulating layer can prevent the heat conduction and the heat convection of the hot waste gas sleeve to the external environment, and the heat-insulating layer can prevent the heat radiation of the hot waste gas sleeve to the external environment.
In an embodiment of the present invention, the vacuum insulation layer includes: the first baffle plate is connected to one end, close to the input pipe, of the hot waste gas sleeve shell and sleeved outside the hydrogen reaction part; the second baffle plate is connected to one end, close to the output pipe, of the hot waste gas sleeve shell and sleeved outside the hydrogen reaction part; one end of the inner wall of the vacuum layer is connected with the first baffle piece, and the other end of the inner wall of the vacuum layer is connected with the second baffle piece; wherein the vacuum heat-insulating layer is formed among the first baffle plate, the second baffle plate, the inner wall of the vacuum layer and the hot waste gas sleeve or the hydrogen reaction part.
The technical effect achieved after the technical scheme is adopted is as follows: the vacuum heat-insulating layer is realized, and the heat conduction and the heat convection of the hot waste gas sleeve to the external environment are prevented.
In one embodiment of the present invention, the hydrogen reactor further comprises: and the electric heater is connected with the reaction part shell and is arranged in the hydrogen reaction space.
The technical effect achieved after the technical scheme is adopted is as follows: the electric heater may be used to provide heat to the hydrogen reaction when the heat of the hot exhaust gas is insufficient to provide heat to the hydrogen reaction.
In another aspect, an embodiment of the present invention provides a hydrogen production system, for example, including: a hydrogen reactor as in any preceding embodiment; at least one vapor generation device connected to the vapor inlet; wherein, the steam generated by the steam generating device is reacted in the hydrogen reactor to prepare the hydrogen.
The technical effect achieved after the technical scheme is adopted is as follows: the heating cost in the hydrogen production process is reduced, and the recycling of the hot waste gas is realized.
In summary, the above embodiments of the present application may have the following advantages or beneficial effects: i) hot waste gas is introduced into the hot waste gas sleeve, and the hot waste gas provides heat for the hydrogen reaction part, so that the heating cost is reduced, and the reutilization of the hot waste gas is realized; ii) the heat storage block can store heat in the hot exhaust gas and provide heat for the hydrogen reaction part, so that the hot exhaust gas can be reused.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a structure 1 of a hydrogen reactor 100 according to a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a structure 2 of a hydrogen reactor 100 according to a first embodiment of the present invention.
Fig. 3 is an exploded view of the hydrogen reactor 100 of fig. 2.
Fig. 4 is a sectional view of the hydrogen reactor 100 of fig. 2.
Fig. 5 is an exploded view of a 3 rd structure of a hydrogen reactor 100 according to a first embodiment of the present invention.
Fig. 6 is a cross-sectional view of one of the hydrogen reactors 100 of fig. 5.
Fig. 7 is an exploded view of the 4 th structure of a hydrogen reactor 100 according to the first embodiment of the present invention.
Fig. 8 is a schematic structural view of the first annular baffle plate 41, the second annular baffle plate 42 and the inner wall 23 of the hot exhaust gas sleeve in fig. 7.
Fig. 9 is a cross-sectional view of one of the hydrogen reactors 100 of fig. 7.
Fig. 10 is an exploded view of one of the hydrogen reactors 100 of fig. 1.
Fig. 11 is a cross-sectional view of one of the hydrogen reactors 100 of fig. 1.
Fig. 12 is a schematic structural diagram of a hydrogen production system 200 according to a second embodiment of the present invention.
Fig. 13 is a schematic structural diagram of the hydrogen production system 200 in fig. 12 from another perspective.
Description of the main element symbols:
100 is a hydrogen reactor; 10 is a hydrogen reaction part; 11 is a reaction space; 12 is a steam inlet; 13 is a hydrogen outlet; 20 is a hot exhaust sleeve: 21 is a hot waste gas input channel; 22 is an exhaust gas output channel; 23 is a hot waste gas sleeve shell, and 24 is a hot waste gas heating channel; 30 is a heat accumulator; 40 is a heat-insulating layer; 41 is a first annular baffle plate; 42 is a second annular baffle plate; 43 is the inner wall of the vacuum layer; 50 is an electric heater;
200 is a hydrogen production system; 210 is a vapor generating device; 220 is a hot waste gas input pipeline; and 230 is an exhaust gas output pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
[ first embodiment ] A method for manufacturing a semiconductor device
Referring to fig. 2, 3 and 4, there is provided a hydrogen reactor 100 according to a first embodiment of the present invention; a hydrogen reactor 100, for example, comprises: a hydrogen reaction part 10, a hydrogen production catalyst (not shown), and a hot exhaust sleeve 20. The hydrogen reaction part 10 is internally provided with a reaction space 11, a hydrogen outlet 13 is arranged at one end of the bottom of the hydrogen reaction part along the vertical direction, and a steam inlet 12 is arranged at one end of the top of the hydrogen reaction part; the hydrogen production catalyst is arranged in the reaction space 11; the hot exhaust sleeve 20 is sleeved on the outer side of the hydrogen reaction part 10 or the hydrogen reaction part 10, a hot exhaust heating channel 24 is formed between the hot exhaust sleeve 20 and the hydrogen reaction part 10, and a hot exhaust inlet (not shown) and a hot exhaust outlet (not shown) which are communicated with the hot exhaust heating channel 24 are formed on the hot exhaust sleeve 20.
Specifically, referring to fig. 3, the hydrogen reaction part 10 may be a reaction furnace having a cylindrical furnace body, a cylindrical reaction space 11 is provided in the reaction furnace, and a flange (not shown) is provided at one end of the reaction furnace along a vertical direction of the reaction furnace, so as to enhance the sealing property of the reaction space 11; the vapor inlet 12 and the hydrogen outlet 13 may be cylindrical insertion tubes, and flanges may be provided on the vapor inlet 12 and the hydrogen outlet 13 to enhance sealability; the hot exhaust gas sleeve 20 may be a cylindrical sleeve, and the inner diameter of the cylindrical sleeve should be identical to the outer diameter of the cylindrical reaction furnace to ensure the sealing property of the hot exhaust gas heating passage.
For example, referring to fig. 4, steam is introduced into the reaction space 11 through the steam inlet 12, hot exhaust gas is introduced into the hot exhaust gas heating channel 24 through the hot exhaust gas inlet, the hot exhaust gas heats the hydrogen reaction part 10 to provide heat, the steam in the reaction space 11 is subjected to a hydrogen reaction under the action of the hydrogen production catalyst to generate hydrogen, the hydrogen is discharged through the hydrogen outlet 13 and collected, and heat of the hot exhaust gas is absorbed by the hydrogen reaction part 10 and then discharged through the exhaust gas outlet; thereby reducing the heating cost of hydrogen reaction, and utilizing the heating of hot waste gas can avoid the environmental protection problem that the hot waste gas directly discharges to the environment and causes.
Further, in the vertical direction, the hot exhaust gas inlet is arranged at one end of the bottom of the hot exhaust gas sleeve 20, and the exhaust gas outlet is arranged at one end of the top; the hot exhaust sleeve 20 further includes, for example: a hot exhaust gas input passage 21 and an exhaust gas output passage 22; wherein a hot exhaust gas input passage 21 is connected to the hot exhaust gas inlet for inputting hot exhaust gas; and an exhaust gas output passage 22 connected to the exhaust gas outlet for outputting the heat-exchanged exhaust gas. For example, hot exhaust gas is introduced from the hot exhaust gas input passage 21 to the hot exhaust gas heating passage 24, the hot exhaust gas heats the hydrogen reaction part 10 to provide heat, and the exhaust gas after heat exchange is discharged through the exhaust gas output passage 22.
Preferably, referring to fig. 5 and 6, the hydrogen reactor 100 further includes, for example: a thermal storage assembly (not shown). Wherein the heat storage component is filled in the hot exhaust gas heating channel 11, and can absorb the heat in the hot exhaust gas and heat the hydrogen reaction part. For example, when the hot exhaust gas is introduced from the hot exhaust gas input passage 21 to the hot exhaust gas heating passage 24, the heat storage member can absorb heat in the hot exhaust gas and supply heat to the hydrogen reaction part 10.
Preferably, referring to fig. 5 and 6, the thermal storage assembly further includes, for example: a heat storage block 30; the heat storage block 30 is attached to the hydrogen reaction part 10, and absorbs heat in the hot exhaust gas and supplies heat to the hydrogen reaction part 10. Further, a plurality of hot exhaust gas through holes (not shown) may be provided in the heat storage block 30 to increase a contact area between the heat storage block 30 and the hot exhaust gas, thereby improving the heat absorption efficiency of the heat storage block 30.
For example, when the hot exhaust gas is introduced into the hot exhaust gas heating channel 24 through the hot exhaust gas input channel 21, and the hot exhaust gas moves to the exhaust gas output channel 22 in the hot exhaust gas channel 24, the hot exhaust gas passes through the outer side of the heat storage block 30 and the hot exhaust gas through hole of the heat storage block 30, and heats the heat storage block 30, and the heat storage block 30 absorbs the heat in the hot exhaust gas and then continuously provides heat to the hydrogen reaction part 10, so that the heat in the hot exhaust gas is efficiently utilized, and the low utilization rate of the hot exhaust gas caused by the insufficient residence time of the hot exhaust gas in the hot exhaust gas channel 24 is avoided; the heat storage block 30 may be made of ceramic, activated carbon, or the like.
Preferably, the heat storage module further includes, for example: at least one fin and at least one heat storage ball. At least one fin is arranged in the hot exhaust heating channel, and at least one heat storage ball is arranged outside each fin. Specifically, hot exhaust gas is introduced into the hot exhaust gas heating channel 24 through the hot exhaust gas input channel 21, and when the hot exhaust gas moves to the exhaust gas output channel 22 in the hot exhaust gas channel 24, the hot exhaust gas passes through the heat storage balls and heats the heat storage balls, and the heat storage balls absorb heat in the hot exhaust gas and continuously provide heat to the hydrogen reaction part 10; the fins are used for increasing the heating area of the hydrogen reaction part 10 and improving the heating efficiency of the hydrogen reaction part 10; the heat storage balls can be made of ceramic, activated carbon and other materials, and the fins can be made of copper alloy, aluminum alloy, stainless steel and other materials with good heat conduction performance.
Preferably, referring to fig. 7, 8 and 9, the hydrogen reactor 100 further includes, for example: insulation (not shown); wherein, the heat insulation layer is sleeved outside the hot exhaust sleeve 20 or outside the hydrogen reaction part 10. For example, the hydrogen reactor 100 may have three layers, including a hydrogen reaction part 10 as an inner layer, a hot exhaust sleeve 20 as a middle layer, and an insulating layer as an outer layer, where the insulating layer is used to prevent the hot exhaust sleeve 20 from spreading to the external environment, so as to avoid heat loss of the hot exhaust, reduce unnecessary waste, and improve the utilization rate of the hot exhaust; the insulating layer may also reduce the influence of the external environment on the hot exhaust sleeve 20, improving the heating efficiency of the hot exhaust on the hydrogen reactor 100.
Specifically, the heat-insulating layer is a heat-insulating layer or a vacuum heat-insulating layer 40; wherein, the heat insulation layer can be made of heat insulation material, which cuts off the heat conduction of the hot exhaust sleeve 20 to the external environment; or a layer of reflective coating is coated on the inner wall of the hot exhaust sleeve 20, and the reflective coating is used for blocking the heat radiation of the hot exhaust sleeve 20 to the external environment; thereby effectively reducing the energy dissipation of the hot exhaust sleeve 20.
For example, referring to fig. 7, 8 and 9, the vacuum insulation layer 40 includes, for example: first baffle, second baffle, vacuum layer inner wall 43 and hot exhaust gas sleeve housing 23. Wherein, the first blocking piece can be a first annular blocking piece 41, which is connected to one end of the hot exhaust gas sleeve shell 23 close to the steam inlet 12 and is sleeved outside the hydrogen reaction part 10; the second baffle plate can be a second annular baffle plate 42, is connected to one end of the hot exhaust gas sleeve shell 23 close to the hydrogen outlet 13, and is sleeved outside the hydrogen reaction part 10; one end of the inner wall 43 of the vacuum layer is connected with the first annular baffle 41, and the other end is connected with the second annular baffle 42; wherein a vacuum insulation layer 40 is formed among the first annular baffle plate 41, the second annular baffle plate 42, the inner wall 43 of the vacuum layer and the hot exhaust gas sleeve shell 23.
Specifically, the outer ring of the first annular baffle plate 41 and the outer ring of the second annular baffle plate 42 are connected to the hot exhaust gas jacket 23, and correspondingly, the inner ring of the first annular baffle plate 41 and the inner ring of the second annular baffle plate 42 are connected to the inner wall 43 of the vacuum layer; wherein, the inner wall 43 of the vacuum layer may be the outer wall of the heat storage block 30; the vacuum insulation layer 40 is an annular space, the inner vacuum layer wall 43 is an inner annular wall of the annular space, and the hot exhaust gas sleeve housing 23 is an outer wall of the annular space.
Preferably, the vacuum insulation layer 40 can also be formed between the first annular baffle plate 41, the second annular baffle plate 42, the inner wall 43 of the vacuum layer and the shell of the hydrogen reaction part 10. For example, when the hydrogen reaction part 10 is sleeved outside the hot exhaust sleeve 20, the inner wall 43 of the vacuum layer is sleeved on the hot exhaust sleeve housing 23 and located inside the hydrogen reaction part 10; the inner rings of the first annular baffle plate 41 and the second annular baffle plate 42 are connected with the inner wall 43 of the vacuum layer, and the outer rings are connected with the shell of the hydrogen reaction part 10, so that the vacuum heat-insulating layer 40 is formed.
Preferably, referring to fig. 1, 10 and 11, the hydrogen reactor 100 further includes, for example: an electric heater 50; the electric heater 50 is connected to the housing of the hydrogen reaction part 10 and is provided in the reaction space 11. For example, when the hot exhaust gas provides insufficient heat to the reaction space 20, the temperature in the reaction space does not reach the temperature required by the hydrogen reaction, and no hydrogen is generated, the electric heater 50 may be used to provide more heat; the electric heater 50 may be a heater such as a resistance heating type heater or an infrared heater.
Preferably, temperature sensors for detecting the temperatures of the vapor, the hydrogen gas, and the hot off-gas may be provided on the vapor inlet 11, the hydrogen gas outlet 12, the hot off-gas input passage 21, and the off-gas output passage 22, thereby enhancing the operability of the hydrogen reactor 100. For example, when it is detected that the temperature of the hot exhaust gas is low enough to provide the temperature required for the hydrogen reaction, the electric heater 50 needs to be turned on to provide additional heat to the hydrogen reaction part 10; the temperature sensor may be a thermocouple.
[ second embodiment ]
Referring to fig. 12, a hydrogen production system 200 according to a second embodiment of the present invention is provided, where the hydrogen production system 200 includes: vapor generation devices 210 (one in fig. 12) and at least one hydrogen reactor 100 (two in fig. 12) as described in the first embodiment. Wherein the vapor generation device 210 is connected to the vapor inlet 12, and the vapor generation device 210 delivers the vapor into the reaction space 11 through the vapor inlet 12.
Preferably, referring to fig. 13, a hydrogen production system 200, for example, further comprises: a hot exhaust gas input line 220 and an exhaust gas output line 230; wherein, the hot exhaust gas input pipeline 220 is communicated with the hot exhaust gas input channel 21 and inputs the hot exhaust gas into the hot exhaust gas input channel 21; the waste gas output pipeline 230 is communicated with the waste gas output channel 22, and waste gas after heat exchange is discharged from the waste gas output channel 22 to the waste gas output pipeline 230. Further, the hot exhaust gas may also be introduced into the steam generation device 210 to provide heat for steam generation.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A hydrogen reactor, comprising:
the hydrogen reaction part is internally provided with a reaction space and is provided with a hydrogen outlet and a steam inlet;
a hydrogen production catalyst disposed in the reaction space;
the hot waste gas sleeve is sleeved outside the hydrogen reaction part;
or: the hydrogen reaction part is sleeved outside the hot waste gas sleeve;
and a hot waste gas heating channel is formed between the hot waste gas sleeve and the hydrogen reaction part, and a hot waste gas inlet and a waste gas outlet which are communicated with the hot waste gas heating channel are formed in the hot waste gas sleeve.
2. A hydrogen reactor according to claim 1, wherein the hot exhaust gas inlet is provided at one end of the hot exhaust gas jacket, and the exhaust gas outlet is provided; the hydrogen reactor further comprises:
a hot exhaust gas input passage connected to the hot exhaust gas inlet for inputting hot exhaust gas;
and the waste gas output channel is connected to the waste gas outlet and is used for outputting the waste gas after heat exchange.
3. A hydrogen reactor according to claim 1, further comprising:
and the heat storage assembly is filled in the hot waste gas heating channel.
4. A hydrogen reactor according to claim 3, characterized in that the heat storage assembly comprises:
and the heat storage block is attached to the hydrogen reaction part.
5. A hydrogen reactor according to claim 3, characterised in that the heat storage assembly further comprises:
and the at least one fin is arranged in the hot waste gas heating channel, and at least one heat storage ball is arranged outside each fin.
6. A hydrogen reactor according to claim 1, further comprising:
and the heat-insulating layer is sleeved outside the hot waste gas sleeve or outside the hydrogen reaction part.
7. The hydrogen reactor according to claim 6, wherein the insulating layer is a vacuum insulating layer or a heat insulating layer.
8. The hydrogen reactor of claim 7, wherein the vacuum insulation layer comprises:
the first baffle plate is connected to one end close to the steam inlet;
the second baffle plate is connected to one end close to the hydrogen outlet;
one end of the inner wall of the vacuum layer is connected with the first baffle piece, and the other end of the inner wall of the vacuum layer is connected with the second baffle piece;
wherein the vacuum heat-insulating layer is formed among the first baffle plate, the second baffle plate, the inner wall of the vacuum layer and the hot waste gas sleeve or the hydrogen reaction part.
9. A hydrogen reactor according to claim 1, further comprising:
and the electric heater is connected with the hydrogen reaction part shell and arranged in the reaction space.
10. A hydrogen production system, comprising:
at least one hydrogen reactor according to any one of claims 1 to 9;
at least one vapor generation device provided with a vapor outlet and connected to the hydrogen reactor.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020114360652 | 2020-12-10 | ||
| CN202011436065 | 2020-12-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214468510U true CN214468510U (en) | 2021-10-22 |
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Family Applications (38)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011589049.7A Pending CN112696651A (en) | 2020-12-10 | 2020-12-28 | Steam generator and hydrogen production system |
| CN202023213656.1U Active CN214745624U (en) | 2020-12-10 | 2020-12-28 | Steam generator and hydrogen production system |
| CN202023213655.7U Active CN214468510U (en) | 2020-12-10 | 2020-12-28 | Hydrogen reactor and hydrogen production system |
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| CN112696651A (en) * | 2020-12-10 | 2021-04-23 | 广东醇氢新能源研究院有限公司 | Steam generator and hydrogen production system |
| CN112573482B (en) * | 2020-12-10 | 2022-07-08 | 洛阳沃达节能科技有限公司 | Hydrogen production pipe of hydrogen production device and hydrogen production device |
| CN116443813A (en) * | 2023-02-27 | 2023-07-18 | 福州大学 | Ammonia decomposition reaction device and system |
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Effective date of registration: 20231226 Address after: Building 1, Unit 1, 2nd Floor, No. 112-1 Hongqiao Street, High tech Zone, Neijiang City, Sichuan Province, 641000, No. 21 BC Zone Patentee after: Sichuan Woyouda Technology Co.,Ltd. Address before: No.404, building 14, new town entrepreneurship center, Zengcheng low carbon headquarters park, No.400 Xincheng Avenue, Zengcheng District, Guangzhou, Guangdong Province Patentee before: Guangdong alcohol hydrogen New Energy Research Institute Co.,Ltd. |