CN109573945A - The vapor separation of flue gas and reclamation set and method in a kind of methane reforming hydrogen manufacturing burner - Google Patents
The vapor separation of flue gas and reclamation set and method in a kind of methane reforming hydrogen manufacturing burner Download PDFInfo
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- CN109573945A CN109573945A CN201811536992.4A CN201811536992A CN109573945A CN 109573945 A CN109573945 A CN 109573945A CN 201811536992 A CN201811536992 A CN 201811536992A CN 109573945 A CN109573945 A CN 109573945A
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- 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
- C01B3/32—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air
- C01B3/34—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/02—Processes for making hydrogen or synthesis gas
- C01B2203/0205—Processes for making hydrogen or synthesis gas containing a reforming step
- C01B2203/0227—Processes for making hydrogen or synthesis gas containing a reforming step containing a catalytic reforming step
- C01B2203/0233—Processes for making hydrogen or synthesis gas containing a reforming step containing a catalytic reforming step the reforming step being a steam reforming step
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/08—Methods of heating or cooling
- C01B2203/0805—Methods of heating the process for making hydrogen or synthesis gas
- C01B2203/0811—Methods of heating the process for making hydrogen or synthesis gas by combustion of fuel
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/08—Methods of heating or cooling
- C01B2203/0872—Methods of cooling
- C01B2203/0883—Methods of cooling by indirect heat exchange
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/12—Feeding the process for making hydrogen or synthesis gas
- C01B2203/1205—Composition of the feed
- C01B2203/1211—Organic compounds or organic mixtures used in the process for making hydrogen or synthesis gas
- C01B2203/1235—Hydrocarbons
- C01B2203/1241—Natural gas or methane
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/12—Feeding the process for making hydrogen or synthesis gas
- C01B2203/1258—Pre-treatment of the feed
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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Abstract
The vapor separation of the invention discloses a kind of suitable for methane reforming hydrogen manufacturing burner flue gas and reclamation set and method, it separates, is back in methane-steam reforming by the waste heat high efficiente callback of flue gas, then by vapor, realize that waste heat efficiently utilizes, flue gas vapor reuse.
Description
Technical field:
The vapor separation of the present invention relates to a kind of suitable for methane reforming hydrogen manufacturing burner flue gas and reclamation set and
Method.
Background technique:
Increasingly depleted and environmental pollution now with petroleum resources is got worse, and develops and utilizes cleaning, cheap
Fuel source is by common concern.Hydrogen is a kind of ideal clean energy resource, and comburant only has H2O, to environment without any dirt
Dye.Therefore, hydrogen is widely applied in various aspects such as space flight, urban transportation, fuel cells.Methane source is abundant, is the head of hydrogen manufacturing
Select raw material.Hydrogen production from methane vapor reforming process for making hydrogen produces hydrogen rate height, and hydrogen purity is high, is the effective way for solving hydrogen source.First
Alkane steam reforming reaction isNeed to use methane and it is pure remove metal ion vapor, usually
Reaction temperature will can be only achieved enough equilibrium conversions at 800 DEG C or more.This heat of reaction is fired by the methane in burner
It burns and provides, the reaction equation of methyl hydride combustion isPure water of the band containing high heat in the flue gas of burning
Vapor gas etc., there is no the methods that open high efficiente callback utilizes at present.
Summary of the invention:
It the vapor separation of the object of the present invention is to provide a kind of suitable for methane reforming hydrogen manufacturing burner flue gas and returns
With device and method, separates, be back in methane reforming reaction, more than realization by the waste heat high efficiente callback of flue gas, then by vapor
It is hot efficiently to utilize, flue gas vapor reuse.
The present invention is achieved by the following technical programs:
A kind of vapor separation of the flue gas suitable for methane reforming hydrogen manufacturing burner and reclamation set, the device include
Improved hydrogen production from methane vapor reforming reaction unit, the reaction unit inner wall are equipped with heat-insulating material, reaction unit top
Equipped with raw material tracheae, water inlet pipe, reaction unit top is preheating chamber, and preheating chamber center is equipped with casing, and casing center is equipped with thermoelectricity
Even, casing outer wall of inner tube spiral wound has a fuel gas pipe, and casing outer tube outer wall is wound with air intake duct, casing inner and outer pipes it
Between cavity formed smoke discharge tube；Described fuel gas pipe one end, which is stretched out, is connected to gas source at the top of reaction unit, other end connection is pre-
The combustion chamber of hot cell lower end；Described air intake duct one end, which is stretched out, is connected to air at the top of reaction unit, the other end is connected to preheating chamber
The combustion chamber of lower end；The smoke discharge tube is sequentially communicated surge tank, gas compressor, gas separator, condenser, liquid water
Holding vessel, water pump, most followed by the top of reaction unit water inlet pipe is connected to, and forms a circulation loop；Described gas separator one end
Also it is connected to N2Collecting tank；The condenser is also connected to CO2Collecting tank；The reaction unit lower central is combustion chamber, and methane water steams
Gas reformation hydrogen production reaction chamber is distributed in combustion chamber surrounding, and hydrogen production from methane vapor reforming reaction chamber is respectively with raw material tracheae, water inlet
Pipe connection；Hydrogen production from methane vapor reforming reaction chamber is additionally provided with product gas escape pipe, and fuel gas enters via fuel gas pipe, air
Enter via air intake duct, by the preheating of preheating chamber, reaches combustion chamber and burn, the flue gas after burning is arranged by flue gas
Outlet pipe discharge.
The gas separator is equipped with the one of which of hollow fiber separating film, molecular sieve, acticarbon, utilizes nitrogen
Gas and vapor, the permeability of carbon dioxide, the difference of molecular diameter realize the separation of row nitrogen and vapor, carbon dioxide.
The coolant liquid of the condenser condenser pipe is pure deionized water.
A kind of vapor separation of the flue gas suitable for methane reforming hydrogen manufacturing burner and reuse method, this method is using upper
State device, comprising the following steps:
1) methane fuel gas enters via fuel gas pipe, and air enters via air intake duct, by preheating chamber, reaches combustion
It burns room to burn, and releases heat and be supplied to hydrogen production from methane vapor reforming reaction chamber progress hydrogen production from methane vapor reforming
Reaction obtains hydrogen, and flue gas flows away by preheating indoor smoke discharge tube road after burning, while flue gas is carried out by preheating chamber
Waste heat is passed to the methane fuel gas and air for being wrapped in tube wall inside and outside casing by heat exchange, is controlled heat transfer boundary condition, is made flue-gas temperature
It is reduced to 100-150 DEG C, flue gas conveys gas into gas separator after surge tank, using gas compressor, by nitrogen
With vapor and carbon dioxide separation, nitrogen is collected after separation；
2) passing through condenser through step 1) vapor obtained after separation and carbon dioxide, vapor is condensed into liquid, with
Atmospheric carbon dioxide separation, is collected, then is delivered into water inlet pipe at the top of reaction unit through water pump and carried out methane vapor reforming
React hydrogen manufacturing；
3) carbon dioxide after the separation of step 2) condenser is collected.
Particularly, in Water in Condenser condenser pipe after the heat exchange of pure vapor, the temperature of water rises, and is also used for methane water
Steam reforming reaction.
Due to the vapor after the application fuel combustion in flue gas be it is pure, without any metal impurities, be by chance used for
The vapor of methane-steam reforming requires the pure water for removing metal ion, therefore, by the vapor in flue gas through excessive
It is used for methane-steam reforming from rear, reduces the metal impurities step of removing again of water.By using in condenser pipe
The heat exchange of pure vapor after, the temperature of water rises, and becomes steam in methane-steam reforming, reducing water heating
Heat consumption amount.
Beneficial effects of the present invention are as follows:
The present invention is ingenious in design, separates by the waste heat high efficiente callback of flue gas, then by vapor, is back to methane vapor weight
In whole reaction, realize that waste heat efficiently utilizes, flue gas vapor reuse.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of one embodiment of the present of invention；
Fig. 2 is the cross-section structure perspective view of Fig. 1 middle sleeve；Wherein, 1, fuel gas pipe, 2, air intake duct, 3, unstripped gas
Pipe, 4, surge tank, 5, gas separator, 6, condenser, 7, CO2Separating pipe, 8, H2O separating pipe, 9, liquid water store tank, 10,
CO2Collecting tank, 11, N2Collecting tank, 12, N2Separating pipe, 13, hydrogen production from methane vapor reforming reaction chamber, 14, combustion chamber, 15, production
Product gas escape pipe, 16, casing, 17, water inlet pipe, 18, heat-insulating material, 19, water pump, 20, water pipe, 21, gas compressor, 22, cigarette
Gas discharge pipe.
Specific embodiment:
It is to further explanation of the invention, rather than limiting the invention below.
Embodiment 1:
A kind of vapor separation of flue gas suitable for methane reforming hydrogen manufacturing burner and reclamation set as shown in Figure 1, should
Device includes improved hydrogen production from methane vapor reforming reaction unit, and the reaction unit inner wall is equipped with heat-insulating material 18, this is anti-
It answers and is equipped with raw material tracheae 3, water inlet pipe 17 at the top of device, reaction unit top is preheating chamber, and preheating chamber center is equipped with the (ginseng of casing 16
See Fig. 2), the center of casing 16 is equipped with thermocouple, and 16 outer wall of inner tube spiral wound of casing has a fuel gas pipe 1, outside 16 outer tube of casing
Wall is wound with air intake duct 2, and the cavity between 16 inner and outer pipes of casing forms smoke discharge tube 22；Described 1 one end of fuel gas pipe
It stretches out and is connected to gas source at the top of reaction unit, the other end is connected to the combustion chamber 14 of preheating chamber lower end；It stretches described 2 one end of air intake duct
Air is connected at the top of reaction unit out, the other end is connected to the combustion chamber 14 of preheating chamber lower end；The smoke discharge tube 22 successively connects
Logical surge tank 4, gas compressor 21, gas separator 5, condenser 6, liquid water store tank 9, water pump 19, most followed by reaction fills
Top set portion water inlet pipe 17 is connected to, and forms a circulation loop；Described 5 one end of gas separator is also connected to N2Collecting tank 11；It is described
Condenser 6 is also connected to CO2Collecting tank 10；The reaction unit lower central is combustion chamber 14, and hydrogen production from methane vapor reforming is anti-
Room 13 is answered to be distributed in 14 surrounding of combustion chamber, hydrogen production from methane vapor reforming reaction chamber 13 connects with raw material tracheae 3, water inlet pipe 17 respectively
It is logical；Hydrogen production from methane vapor reforming reaction chamber 13 is additionally provided with product gas escape pipe 15, and fuel gas enters via fuel gas pipe 1, empty
Gas enters via air intake duct 2, by the preheating of preheating chamber, reaches combustion chamber 14 and burns, the flue gas after burning passes through
Smoke discharge tube 22 is discharged.
The gas separator 5 is equipped with the one of which of hollow fiber separating film, molecular sieve, acticarbon, utilizes
Nitrogen and vapor, the permeability of carbon dioxide, the difference of molecular diameter realize point of row nitrogen and vapor, carbon dioxide
From.
The coolant liquid of 6 condenser pipe of condenser is pure deionized water.
The vapor separation of flue gas and reuse method suitable for methane reforming hydrogen manufacturing burner, this method is including the use of upper
State device, comprising the following steps:
Methane fuel gas enters via fuel gas pipe 1, and air enters via air intake duct 2, by preheating chamber, reaches combustion
Room 14 is burnt to burn, main that following chemical reaction occurs:And release heat offer
Hydrogen production from methane vapor reforming, which is carried out, to hydrogen production from methane vapor reforming reaction chamber 13 reacts to obtain hydrogen from product gas escape pipe
15 discharges are collected, and flue gas contains nitrogen, vapor and a small amount of carbon dioxide after burning, are discharged by preheating indoor flue gas
Pipeline 22 flows away, while flue gas exchanges heat by preheating chamber, and waste heat is passed to and is wrapped in 16 outer wall of inner tube fuel gas of casing
The air in 16 outer tube outer wall air intake duct of methane fuel gas and casing in pipe 1 heats methane fuel gas and air, control
Heat transfer boundary condition processed, makes flue-gas temperature be reduced to 100-150 DEG C.Flue gas is after surge tank 4, using gas compressor 21 by gas
It conveys into gas separator 5, using nitrogen and water vapour, the permeability of carbon dioxide, the difference of molecular diameter, passes through separator
By nitrogen and vapor and a small amount of carbon dioxide separation.Nitrogen is through N after separation2Separating pipe 12 enters N2Collecting tank 11 is collected
Get up；Vapor and carbon dioxide pass through 6 water condensing tube of condenser after separation, and vapor is condensed into liquid, with gas titanium dioxide
Carbon separation, through H2O separating pipe 8 is collected into liquid water store tank 9, then conveys water inlet pipe 20 through water pump 19 and enter at the top of reaction unit
Enter equipped with water inlet pipe 17 and carry out methane-steam reforming hydrogen manufacturing in hydrogen production from methane vapor reforming reaction chamber 13, reaches back
Use purpose.Due to the vapor after clean fuel burning in flue gas be it is pure, without any metal impurities, be used for reforming reaction
Vapor require the pure water for removing metal ion, therefore, by the vapor in flue gas, to be used for methane reforming anti-after separation
It answers, reduces the metal impurities step of removing again of water.Pure vapor heat exchange in Water in Condenser condenser pipe by using
Afterwards, the temperature of water rises, and becomes the heat consumption of steam in methane-steam reforming, reducing the heating of process water.Through
Carbon dioxide is through CO after condenser separation2Separating pipe 7 enters CO2Collecting tank 10.
Claims (5)
1. a kind of vapor of flue gas suitable for methane reforming hydrogen manufacturing burner separates and reclamation set, which is characterized in that
The device includes improved hydrogen production from methane vapor reforming reaction unit, and the reaction unit inner wall is equipped with heat-insulating material, this is anti-
It answers and is equipped with raw material tracheae, water inlet pipe at the top of device, reaction unit top is preheating chamber, and preheating chamber center is equipped with casing, in casing
Centre is equipped with thermocouple, and casing outer wall of inner tube spiral wound has fuel gas pipe, and casing outer tube outer wall is wound with air intake duct, set
Cavity between pipe inner and outer pipes forms smoke discharge tube；Described fuel gas pipe one end, which is stretched out, is connected to gas source at the top of reaction unit, separately
The combustion chamber of one end connection preheating chamber lower end；Described air intake duct one end, which is stretched out, is connected to air, the other end at the top of reaction unit
It is connected to the combustion chamber of preheating chamber lower end；The smoke discharge tube is sequentially communicated surge tank, gas compressor, gas separator, cold
Condenser, liquid water store tank, water pump, most followed by the top of reaction unit water inlet pipe is connected to, and forms a circulation loop；The gas
Separator one end is also connected to N2Collecting tank；The condenser is also connected to CO2Collecting tank；The reaction unit lower central is burning
Room, hydrogen production from methane vapor reforming reaction chamber are distributed in combustion chamber surrounding, and hydrogen production from methane vapor reforming reaction chamber is respectively with original
Expect tracheae, water inlet pipe connection；Hydrogen production from methane vapor reforming reaction chamber is additionally provided with product gas escape pipe；Fuel gas is via fuel gas
Pipe enters, and air enters via air intake duct, by the preheating of preheating chamber, reaches combustion chamber and burns, the cigarette after burning
Gas is discharged by smoke discharge tube.
2. the vapor separation of flue gas and reuse dress suitable for methane reforming hydrogen manufacturing burner according to claim 1
It sets, which is characterized in that the gas separator is equipped with the one of which of hollow fiber separating film, molecular sieve, acticarbon.
3. the vapor of the flue gas according to claim 1 or claim 2 suitable for methane reforming hydrogen manufacturing burner separates and reuse
Device, which is characterized in that the coolant liquid of the condenser condenser pipe is pure deionized water.
4. a kind of vapor of flue gas suitable for methane reforming hydrogen manufacturing burner separates and reuse method, which is characterized in that should
Method utilizes claim described device any in claim 1-3, comprising the following steps:
1) methane fuel gas enters via fuel gas pipe, and air enters via air intake duct, by preheating chamber, reaches combustion chamber
It burns, and releases heat and be supplied to the progress hydrogen production from methane vapor reforming reaction of hydrogen production from methane vapor reforming reaction chamber
Hydrogen is obtained, flue gas flows away by preheating indoor smoke discharge tube road after burning, while flue gas exchanges heat by preheating chamber,
Waste heat is passed to the methane fuel gas and air for being wrapped in tube wall inside and outside casing, heat transfer boundary condition is controlled, is reduced to flue-gas temperature
100-150 DEG C, flue gas conveys gas into gas separator after surge tank, using gas compressor, by nitrogen and water
Steam and carbon dioxide separation, nitrogen collects after separation；
2) pass through condenser through step 1) vapor obtained after separation and carbon dioxide, vapor is condensed into liquid, with gas
Carbon dioxide separation is collected, then is delivered into water inlet pipe at the top of reaction unit and carried out methane-steam reforming hydrogen manufacturing；
3) carbon dioxide after the separation of step 2) condenser is collected.
5. the vapor separation of flue gas and reuse method suitable for methane reforming hydrogen manufacturing burner according to claim 4,
It is characterized in that, the temperature of water rises in Water in Condenser condenser pipe after the heat exchange of pure vapor, it is also used for methane vapor
Reforming reaction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811536992.4A CN109573945B (en) | 2018-12-14 | 2018-12-14 | Steam separation and recycling device and method for flue gas in methane reforming hydrogen production combustor |
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| CN201811536992.4A CN109573945B (en) | 2018-12-14 | 2018-12-14 | Steam separation and recycling device and method for flue gas in methane reforming hydrogen production combustor |
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| CN109573945B CN109573945B (en) | 2020-08-28 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111692885A (en) * | 2020-06-24 | 2020-09-22 | 广州汤姆逊电气有限公司 | Integrative mutual inductance three-purpose heating function furnace of high temperature pouring |
| CN112780452A (en) * | 2021-01-07 | 2021-05-11 | 上海齐耀动力技术有限公司 | Reforming combustion system of Stirling engine |
| CN114772551A (en) * | 2022-06-16 | 2022-07-22 | 浙江百能科技有限公司 | Method and system for efficiently utilizing methane-rich gas |
| WO2023142929A1 (en) * | 2022-01-29 | 2023-08-03 | 中国科学院工程热物理研究所 | Methane reforming reaction system |
| CN116768157A (en) * | 2023-06-14 | 2023-09-19 | 中国科学院工程热物理研究所 | Natural gas reforming hydrogen production system and method |
| CN116768157B (en) * | 2023-06-14 | 2024-06-07 | 中国科学院工程热物理研究所 | Natural gas reforming hydrogen production system and method |
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| CN105680072A (en) * | 2014-12-03 | 2016-06-15 | 中国科学院大连化学物理研究所 | Small and medium-size distributed natural gas steam reforming hydrogen production system and method |
| CN108467014A (en) * | 2018-05-16 | 2018-08-31 | 张家港氢云新能源研究院有限公司 | Reforming reactor in vapor reforming hydrogen production device |
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2018
- 2018-12-14 CN CN201811536992.4A patent/CN109573945B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105680072A (en) * | 2014-12-03 | 2016-06-15 | 中国科学院大连化学物理研究所 | Small and medium-size distributed natural gas steam reforming hydrogen production system and method |
| CN108467014A (en) * | 2018-05-16 | 2018-08-31 | 张家港氢云新能源研究院有限公司 | Reforming reactor in vapor reforming hydrogen production device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111692885A (en) * | 2020-06-24 | 2020-09-22 | 广州汤姆逊电气有限公司 | Integrative mutual inductance three-purpose heating function furnace of high temperature pouring |
| CN112780452A (en) * | 2021-01-07 | 2021-05-11 | 上海齐耀动力技术有限公司 | Reforming combustion system of Stirling engine |
| WO2023142929A1 (en) * | 2022-01-29 | 2023-08-03 | 中国科学院工程热物理研究所 | Methane reforming reaction system |
| CN114772551A (en) * | 2022-06-16 | 2022-07-22 | 浙江百能科技有限公司 | Method and system for efficiently utilizing methane-rich gas |
| CN116768157A (en) * | 2023-06-14 | 2023-09-19 | 中国科学院工程热物理研究所 | Natural gas reforming hydrogen production system and method |
| CN116768157B (en) * | 2023-06-14 | 2024-06-07 | 中国科学院工程热物理研究所 | Natural gas reforming hydrogen production system and method |
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