CN106892402A - A kind of corrugated plate dst microchannel methanol steam reformation hydrogen production reactor - Google Patents
A kind of corrugated plate dst microchannel methanol steam reformation hydrogen production reactor Download PDFInfo
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- 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
- C01B3/323—Catalytic reaction of gaseous or liquid organic compounds other than hydrocarbons with gasifying agents
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- 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
- C01B3/323—Catalytic reaction of gaseous or liquid organic compounds other than hydrocarbons with gasifying agents
- C01B3/326—Catalytic reaction of gaseous or liquid organic compounds other than hydrocarbons with gasifying agents characterised by the catalyst
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- 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
- C01B2203/06—Integration with other chemical processes
- C01B2203/066—Integration with other chemical processes with fuel cells
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- 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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- 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
- C01B2203/10—Catalysts for performing the hydrogen forming reactions
- C01B2203/1005—Arrangement or shape of catalyst
- C01B2203/1035—Catalyst coated on equipment surfaces, e.g. reactor walls
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- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/10—Catalysts for performing the hydrogen forming reactions
- C01B2203/1041—Composition of the catalyst
- C01B2203/1047—Group VIII metal catalysts
- C01B2203/1052—Nickel or cobalt catalysts
- C01B2203/1058—Nickel catalysts
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- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/10—Catalysts for performing the hydrogen forming reactions
- C01B2203/1041—Composition of the catalyst
- C01B2203/1047—Group VIII metal catalysts
- C01B2203/1064—Platinum group metal catalysts
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- 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
- C01B2203/10—Catalysts for performing the hydrogen forming reactions
- C01B2203/1041—Composition of the catalyst
- C01B2203/1047—Group VIII metal catalysts
- C01B2203/1064—Platinum group metal catalysts
- C01B2203/107—Platinum catalysts
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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
- C01B2203/10—Catalysts for performing the hydrogen forming reactions
- C01B2203/1041—Composition of the catalyst
- C01B2203/1076—Copper or zinc-based catalysts
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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
- C01B2203/1217—Alcohols
- C01B2203/1223—Methanol
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Abstract
A kind of corrugated plate dst microchannel methanol steam reformation hydrogen production reactor, including upper head plate, fuel element, reformer unit and the bottom plate being cascading；Fuel element includes burning substrate and burning corrugated plating, and burning substrate is the reeded flat board of upper surface middle part band, and burning corrugated plating is placed in groove, and a side surface or two side surfaces of the corrugated plating that burns scribble methanol oxidation combustion catalyst layer；Reformer unit includes reformation substrate and reformation corrugated plating, and reformation substrate is the reeded flat board of upper surface middle part band, and reformation corrugated plating is placed in groove, and a side surface or two side surfaces of reformation corrugated plating scribble methanol steam reforming catalyst layer.What reformation hydrogen production microreactor of the present invention can be made up of simple machining, the characteristics of with low cost.The reactor can fuel cell power output difference, suitably adjust the quantity of reformer unit and fuel element, have the advantages that to be easy to amplify.Furthermore, it is contemplated that the advantage of high temperature proton exchange film fuel cell, this reactor is particularly suited for use in high temperature proton exchange film fuel cell system, can simplied system structure.
Description
Technical field
The present invention relates to high temperature proton exchange film fuel cell and hydrogen production from methanol-steam reforming field, especially
It is related to a kind of corrugated plate dst microchannel methanol steam reformation system suitable for high temperature proton exchange film fuel cell
Hydrogen reactor.
Background technology
Compared with low-temperature protonic exchange film fuel battery, there is high temperature proton exchange film fuel cell hydro-thermal to manage
The advantage such as simply, cogeneration system efficiency high, kinetics be fast, resistance to CO abilities are strong, by increasingly
The concern of many people, its operating temperature is generally 160 DEG C -180 DEG C, is resistant to CO up to 3%, is used in conjunction with outer reformer
When, can simplied system structure.
Steam reformation is current most popular hydrogen manufacturing mode, the current whole world hydrogen of more than half be by
Obtained in steam reformation；Wherein, (MSR) hydrogen manufacturing of methanol-water steam reformation is because reaction temperature is low, product
The advantage such as hydrogen content is high and receive much concern.The species of current methanol steam reforming reactor mainly includes pipe
Formula, board-like, micro passage reaction three major types, wherein microreactor due to small volume, heat transfer efficiency is high,
Response time is short, uniformity of temperature profile the features such as and fully show wide application prospect.But conventional plate
The microchannel of formula reformation hydrogen production microreactor is often by some etching techniques as (wet chemical etch, dry
Method is etched), micromachining technology such as (laser emission micromachined, microelectronics stream machining) and
Combinations thereof technology, these micro-processing technologies often have that production cost is high, the processing shortcoming that time-consuming.
The other reactor can suitably adjust weight according to the difference of high temperature proton exchange film fuel cell power output
Whole unit and the quantity of fuel element, also have the advantages that to be easy to amplify.
The content of the invention
Shortcoming and defect it is an object of the invention to overcome above-mentioned prior art, there is provided one kind is applied to high temperature
The corrugated plate dst microchannel methanol steam reformation hydrogen production reactor of Proton Exchange Membrane Fuel Cells, the present invention is used
Following technical scheme is realized：
A kind of corrugated plate dst microchannel methanol steam reformation hydrogen production reactor, including upper head plate and bottom plate, with
And fuel element and reformer unit between upper head plate and bottom plate, upper head plate, fuel element, reformation
Unit, bottom plate are cascading；
The upper head plate is provided with 4 through holes, goes out respectively as methanol steam import, reforming reaction product
Mouthful, combustion methanol is exported with air intlet, combustion tail gas；
Fuel element includes burning substrate and burning corrugated plating, and burning substrate is that upper surface middle part band is reeded
Flat board, burning corrugated plating is placed in groove, and a side surface or two side surfaces of the corrugated plating that burns scribble methyl alcohol and urge
Change combustion catalyst layer；In burning substrate be provided with 4 through holes, respectively with upper head plate on methanol steam
Import, reforming reaction product exit, combustion methanol are connected with air intlet, combustion tail gas outlet, with burning
Through hole that methyl alcohol is connected with air intlet and the through hole being connected with combustion tail gas outlet are connected with groove respectively
(i.e. through hole is on the bottom surface of groove)；Reformer unit includes reformation substrate and reformation corrugated plating, reformation substrate
It is the reeded flat board of upper surface middle part band, reformation corrugated plating is placed in groove, the side table of reformation corrugated plating
Face or two side surfaces scribble methanol steam reforming catalyst layer；4 through holes are provided with reformation substrate, respectively
With the methanol steam import on upper head plate, reforming reaction product exit, combustion methanol and air intlet, combustion
Burn offgas outlet to be connected, the through hole that is connected with methanol steam import and be connected with reforming reaction product exit
Through hole is connected (i.e. through hole is on the bottom surface of groove) with groove respectively.
Fuel element is more than 1, and reformer unit is more than 1；
When fuel element is for N number of, and reformer unit is N-1 to N+1, reformer unit and fuel element
Alternately laminated placement, N is the integer more than or equal to 2.
The ring of cyclic sealing gasket is placed with the edge of reformation substrate and the groove of burning substrate is provided with
Shape seal groove.
In upper head plate, fuel element, reformer unit, bottom plate edge be respectively equipped with it is corresponding
The equally distributed through hole of more than 3, is coated with standing screw in through hole.
Reformation corrugated plating and burning corrugated plating are made by high temperature resistant Boping steel plate machined (folding).
The electric heating sheets for preheating are posted respectively in upper head plate upper surface and bottom plate lower surface.
Methyl alcohol combustion catalyst is coated on corrugated high-temperature steel plate, and its composition is Al2O3, PtO, its mass fraction
Respectively 3.8%, 0.2%.Methanol steam reforming catalyst is copper-based, Ni-based, noble metal base such as rhodium or platinum etc.
One or two or more kinds in catalyst.
Cyclic sealing gasket is soft graphite or silica gel material.
Compared with prior art, the fuel element of reforming hydrogen-preparation reactor of the present invention, reformer unit it is micro-
Passage is made up by scribbling the resistant to elevated temperatures Boping steel plate of catalyst of simple machining, with cost
It is low, the characteristics of easy processing.The other reactor can high temperature proton exchange film fuel cell power output difference,
Suitably adjustment reformer unit and the quantity of fuel element, also have the advantages that to be easy to amplify.By the reformer
When being combined with high temperature proton exchange film fuel cell, can simplied system structure.
Brief description of the drawings
Fig. 1 is corrugated plate dst microchannel methanol steam reformation hydrogen production structure of reactor figure；
Fig. 2 is top end plate structure figure, and hole thereon is fixed bolt hole and input and output material hole；
Fig. 3 is fuel element structure chart；
Fig. 4 is reformation cellular construction figure；
Fig. 5 is bottom plate structure chart, and hole thereon is fixed bolt hole；
In figure, (1), upper head plate；(2), fuel element；(3) reformer unit；(4), bottom plate；(5)、
Reforming methanol water vapour import；(6), reforming reaction product exit；(7), combustion methanol and air intlet；(8)、
Combustion tail gas are exported；(9), seal groove；(10) through hole；(11), burn corrugated plating；(12), combustion radicals
Plate；(13), reformation corrugated plating；(14), reformation substrate.
Specific embodiment
The present invention is more specifically described in detail with reference to specific embodiment.
A kind of corrugated plating suitable for high temperature proton exchange film fuel cell of the invention as shown in Figure 1 declines logical
Road methanol steam reforming hydrogen-manufacturing reactor includes upper head plate 1, fuel element 2, reformer unit 3, fuel element
2, reformer unit 3, fuel element 2, bottom plate 4；
There are reforming methanol water vapour import 5, reforming reaction product exit 6, burning on upper head plate as shown in Figure 2
Methyl alcohol and air intlet 7, combustion tail gas export 8 and are respectively intended to the through hole 10 tightened up a screw, can be thereon
Paste the electric heating sheets for preheating in face.
Fuel element 2 as shown in Figure 3 is main by burning substrate 2 " and burning corrugated plating 2 ' constitute, combustion radicals
There are reforming methanol water vapour import 5, reforming reaction product exit 6, combustion methanol and air intlet 7 on plate,
Combustion tail gas outlet 8, for the hole 10 tightened up a screw and seal groove 9, burning corrugated plating 11 is thin by high temperature resistant
Plain plate is machined to be made, and above has runner, and surface scribbles methanol oxidation combustion catalyst；
Reformer unit 3 as shown in Figure 4 is mainly made up of reformation substrate 14 and reformation corrugated plating 13, reformation base
There are reforming methanol water vapour import 5, reforming reaction product exit 6, combustion methanol and air intlet 7 on plate 14,
Combustion tail gas outlet 8, for the through hole 10 and seal groove 9 tightened up a screw, reformation corrugated plating 13 is by high temperature resistant
Boping steel plate is machined to be made, and above has runner, and surface scribbles methanol steam reforming catalyst；
Bottom plate as shown in Figure 5 mainly has the through hole 10 for being respectively intended to tighten up a screw, and can paste in the above for pre-
The electric heating sheets of heat.
The course of work of the present invention is as follows：
Preheated to reformer with electric heating sheets first, when upper head plate thermocouple measures temperature and reaches 60 DEG C, passed through
The combustion methanol of upper head plate 1 enters the mixture of the pure methyl alcohol of liquid and air, pure methyl alcohol with air mixing import 7
Burn in atmosphere, programming rate is controlled by the ratio and flow that adjust methyl alcohol and air, treat that temperature is raised to
250 DEG C, then gaseous methanol steam is entered by the reforming methanol vapor import 5 of upper head plate 1, by control
Pure methyl alcohol, air, the flow of methanol steam by the temperature control of reactor at 300 DEG C or so, at the same time
Pile is also heating up, and treats that stack temperature is raised to 120 DEG C, reforming reaction product exit 6 can be entered with pile anode
Mouth connection, pile negative electrode blowing air, connection load makes pile that stable state is gradually discharged.
Claims (9)
1. a kind of corrugated plate dst microchannel methanol steam reformation hydrogen production reactor, it is characterised in that including upper end
Plate (1) and bottom plate (4) and the fuel element (2) between upper head plate (1) and bottom plate (4)
With reformer unit (3), upper head plate (1), fuel element (2), reformer unit (3), bottom plate (4) according to
It is secondary to be stacked；
The upper head plate is provided with 4 through holes, is produced respectively as methanol steam import (5), reforming reaction
Thing exports (6), and combustion methanol exports (8) with air intlet (7), combustion tail gas；
Fuel element includes burning substrate (12) and burning corrugated plating (11), and burning substrate (12) is upper table
The reeded flat board of Middle face band, burning corrugated plating (11) is placed in groove, burning corrugated plating (11)
One side surface or two side surfaces scribble methanol oxidation combustion catalyst layer；4 through holes are provided with burning substrate,
Respectively with upper head plate (1) on methanol steam import (5), reforming reaction product exit (6), burn first
Alcohol is connected with air intlet (7), combustion tail gas outlet (8), with combustion methanol and air intlet (7) phase
Through hole even and the through hole being connected with combustion tail gas outlet (8) are connected with groove respectively；Reformer unit (3)
Including reformation substrate (14) and reformation corrugated plating (13), reformation substrate (14) is upper surface middle part with recessed
The flat board of groove, reformation corrugated plating (13) is placed in groove, a side surface or two of reformation corrugated plating (13)
Side surface scribbles methanol steam reforming catalyst layer；4 through holes are provided with reformation substrate (14), respectively
With the methanol steam import (5) of (1), reforming reaction product exit (6) on upper head plate, combustion methanol with
Air intlet (7), combustion tail gas outlet (8) are connected, the through hole being connected with methanol steam import (5)
And the through hole being connected with reforming reaction product exit (6) is connected with groove respectively.
2. corrugated plate dst microchannel methanol steam reformation hydrogen production reactor according to claim 1, it is special
Levy and be：
Fuel element (2) is more than 1, and reformer unit (3) is more than 1；
When fuel element (2) is N number of, when reformer unit (3) is for N-1 to N+1, reformer unit
With the alternately laminated placement of fuel element, N is the integer more than or equal to 2.
3. corrugated plate dst microchannel methanol steam reformation hydrogen production reactor according to claim 1, it is special
Levy and be：
Ring is placed with the edge of reformation substrate (14) and the groove of burning substrate (12) is provided with
The annular seal pocket (9) of shape sealing gasket.
4. corrugated plate dst microchannel methanol steam reformation hydrogen production reactor according to claim 1, it is special
Levy and be：
In upper head plate (1), fuel element (2), reformer unit (3), bottom plate (4) edge
The equally distributed through hole (10) of corresponding more than 3 is respectively equipped with, standing screw is coated with through hole.
5. corrugated plate dst microchannel methanol steam reformation hydrogen production reactor according to claim 1, it is special
Levy and be：
Reformation corrugated plating (13) and burning corrugated plating (11) are by the machined (folding of high temperature resistant Boping steel plate
It is folded) it is made.
6. corrugated plate dst microchannel methanol steam reformation hydrogen production reactor according to claim 1, it is special
Levy and be：The electric heating sheets for preheating are posted respectively in upper head plate upper surface and bottom plate lower surface.
7. corrugated plate dst microchannel methanol steam reformation hydrogen production reactor according to claim 1, it is special
Levy and be：Methyl alcohol combustion catalyst is the Al being coated on corrugated high-temperature steel plate2O3, PtO, its mass fraction point
Wei 3.8%, 0.2%.
8. corrugated plate dst microchannel methanol steam reformation hydrogen production reactor according to claim 1, it is special
Levy and be：During methanol steam reforming catalyst is the catalyst such as copper-based, Ni-based, noble metal base such as rhodium or platinum
One or two or more kinds.
9. corrugated plate dst microchannel methanol steam reformation hydrogen production reactor according to claim 3, it is special
Levy and be：Cyclic sealing gasket is soft graphite or silica gel material.
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| CN201510960644.XA CN106892402A (en) | 2015-12-18 | 2015-12-18 | A kind of corrugated plate dst microchannel methanol steam reformation hydrogen production reactor |
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Cited By (9)
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| CN109950590A (en) * | 2019-04-02 | 2019-06-28 | 中氢新能技术有限公司 | Fuel cell novel carbinol reformer |
| CN109950591A (en) * | 2019-04-02 | 2019-06-28 | 中氢新能技术有限公司 | Fuel cell novel carbinol reformer chamber |
| CN110143575A (en) * | 2019-04-22 | 2019-08-20 | 浙江大学 | A kind of ripple substrate-porous metals self-heating type preparing hydrogen by reforming methanol reactor |
| CN110803679A (en) * | 2019-12-09 | 2020-02-18 | 浙江大学 | Methanol reforming hydrogen production reactor with flow velocity distribution uniformity |
| CN110970641A (en) * | 2018-09-29 | 2020-04-07 | 中国科学院大连化学物理研究所 | Method for improving discharge performance and operation life of phosphoric acid electrolyte high-temperature membrane fuel cell |
| CN111153386A (en) * | 2020-01-07 | 2020-05-15 | 浙江大学 | Methanol reforming hydrogen production reactor with silicon carbide ceramic with honeycomb structure |
| CN112382778A (en) * | 2020-10-30 | 2021-02-19 | 摩氢科技有限公司 | Methanol reforming fuel cell water recovery system and method |
| CN112973596A (en) * | 2021-03-01 | 2021-06-18 | 安徽华尔泰化工股份有限公司 | Microchannel continuous flow reactor |
| CN114955994A (en) * | 2022-06-14 | 2022-08-30 | 中南大学 | Hydrogen production device and system by cracking alcohol fuel |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110970641A (en) * | 2018-09-29 | 2020-04-07 | 中国科学院大连化学物理研究所 | Method for improving discharge performance and operation life of phosphoric acid electrolyte high-temperature membrane fuel cell |
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| CN109950591A (en) * | 2019-04-02 | 2019-06-28 | 中氢新能技术有限公司 | Fuel cell novel carbinol reformer chamber |
| CN109950590A (en) * | 2019-04-02 | 2019-06-28 | 中氢新能技术有限公司 | Fuel cell novel carbinol reformer |
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| CN110143575B (en) * | 2019-04-22 | 2021-01-15 | 浙江大学 | Corrugated substrate-porous metal self-heating methanol reforming hydrogen production reactor |
| CN110143575A (en) * | 2019-04-22 | 2019-08-20 | 浙江大学 | A kind of ripple substrate-porous metals self-heating type preparing hydrogen by reforming methanol reactor |
| CN110803679A (en) * | 2019-12-09 | 2020-02-18 | 浙江大学 | Methanol reforming hydrogen production reactor with flow velocity distribution uniformity |
| CN110803679B (en) * | 2019-12-09 | 2021-04-16 | 浙江大学 | Methanol reforming hydrogen production reactor with flow velocity distribution uniformity |
| CN111153386A (en) * | 2020-01-07 | 2020-05-15 | 浙江大学 | Methanol reforming hydrogen production reactor with silicon carbide ceramic with honeycomb structure |
| CN111153386B (en) * | 2020-01-07 | 2021-07-16 | 浙江大学 | Methanol reforming hydrogen production reactor with silicon carbide ceramic with honeycomb structure |
| CN112382778A (en) * | 2020-10-30 | 2021-02-19 | 摩氢科技有限公司 | Methanol reforming fuel cell water recovery system and method |
| CN112973596A (en) * | 2021-03-01 | 2021-06-18 | 安徽华尔泰化工股份有限公司 | Microchannel continuous flow reactor |
| CN114955994A (en) * | 2022-06-14 | 2022-08-30 | 中南大学 | Hydrogen production device and system by cracking alcohol fuel |
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Application publication date: 20170627 |