CN211470773U - Methanol reforming hydrogen production device of hydrogen energy range extender - Google Patents
Methanol reforming hydrogen production device of hydrogen energy range extender Download PDFInfo
- Publication number
- CN211470773U CN211470773U CN201922022728.5U CN201922022728U CN211470773U CN 211470773 U CN211470773 U CN 211470773U CN 201922022728 U CN201922022728 U CN 201922022728U CN 211470773 U CN211470773 U CN 211470773U
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- CN
- China
- Prior art keywords
- methanol
- chamber
- hydrogen production
- water solution
- reforming hydrogen
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 186
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 72
- 239000001257 hydrogen Substances 0.000 title claims abstract description 72
- 238000002407 reforming Methods 0.000 title claims abstract description 49
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 45
- 239000004606 Fillers/Extenders Substances 0.000 title claims abstract description 12
- GBMDVOWEEQVZKZ-UHFFFAOYSA-N methanol;hydrate Chemical compound O.OC GBMDVOWEEQVZKZ-UHFFFAOYSA-N 0.000 claims abstract description 31
- 230000008016 vaporization Effects 0.000 claims abstract description 24
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 238000006555 catalytic reaction Methods 0.000 claims abstract description 12
- 230000003197 catalytic effect Effects 0.000 claims abstract description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 9
- 239000010935 stainless steel Substances 0.000 claims abstract description 9
- 238000005192 partition Methods 0.000 claims abstract description 3
- 239000007789 gas Substances 0.000 claims description 27
- 239000000243 solution Substances 0.000 claims description 24
- 239000007864 aqueous solution Substances 0.000 claims description 11
- 238000009834 vaporization Methods 0.000 claims description 10
- 239000003054 catalyst Substances 0.000 claims description 9
- 239000000446 fuel Substances 0.000 abstract description 6
- 238000012546 transfer Methods 0.000 description 9
- 238000001704 evaporation Methods 0.000 description 8
- 239000000523 sample Substances 0.000 description 6
- 239000010963 304 stainless steel Substances 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000006200 vaporizer Substances 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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- Hydrogen, Water And Hydrids (AREA)
Abstract
The utility model discloses a methanol reforming hydrogen production device of hydrogen energy range extender belongs to methanol-water reforming hydrogen production field, in particular to fuel feeding device of hydrogen energy range extender of new energy automobile. The methanol reforming hydrogen production device is small in size, suitable for small mobile devices such as automobiles and the like, and takes engine exhaust as a reforming hydrogen production energy source. It is characterized in that it comprises: the device comprises a methanol reforming hydrogen production catalytic chamber, a methanol water solution vaporizing chamber and a methanol water solution heating chamber, wherein the methanol water solution vaporizing chamber and the methanol water solution heating chamber are arranged in the same stainless steel cylinder and are separated by a partition plate; the methanol water solution vaporizing chamber and the methanol water solution heating chamber are welded and fixed on a flange and connected with the methanol reforming hydrogen production catalysis chamber in a flange connection mode.
Description
Technical Field
The utility model belongs to methanol-water reforming hydrogen manufacturing field, in particular to fuel supply device of hydrogen energy range extender on new energy vehicle.
Background
Among the numerous new energy sources, hydrogen energy will become the most ideal energy source in the 21 st century. This is because, in the case of burning coal, gasoline and hydrogen of the same weight, the hydrogen generates the most energy and the product of its combustion is water, without ash and exhaust gas, without polluting the environment; the combustion of coal and petroleum produces carbon dioxide and sulfur dioxide, which can produce greenhouse effect and acid rain, respectively. The reserves of coal and oil are limited, while hydrogen is mainly stored in water, and the only product after combustion is water, which can continuously generate hydrogen and never use up. In the case where the infrastructure such as a hydrogen refueling station has not been widely used at present, the development of new energy vehicles using hydrogen as fuel has been subject to a brake. Therefore, it becomes necessary to develop a hydrogen production apparatus for vehicles. Methanol is the substance with the highest hydrogen content ratio in liquid fuel, and the methanol reforming hydrogen production device becomes an important device for generating hydrogen-rich fuel by moving objects such as vehicles, ships and the like.
Disclosure of Invention
The utility model discloses a methanol reforming hydrogen production device that provides rich hydrogen fuel for hydrogen energy increases journey ware has been developed, its aim at provide one kind small, be applicable to small-size mobile device such as car use, use engine exhaust for reforming hydrogen production energy source's methanol reforming hydrogen production device.
The utility model provides a pair of methyl alcohol reforming hydrogen plant of hydrogen energy range extender, it includes:
a shell which is provided with a hollow cavity and is made of 304 stainless steel;
methanol reforming hydrogen production catalysis room, it sets up the casing in the cavity intracavity, just be provided with the pipeline that holds engine exhaust in the methanol reforming hydrogen production catalysis room, the pipeline adopts U type tubulation structure, and it is favorable to reducing the size of catalysis room, solves the stainless steel pipe because of the welding bad problem that the inequality of expend with heat and contract with cold leads to.
Methanol water solution vaporizer adopts the range upon range of heat transfer structure of horizontal stainless steel coil pipe to install one section evaporating pipe in the vaporizer, stainless steel coil pipe and evaporating pipe all adopt 304 stainless steel material, and it is of value to in limited space, coils as much as possible stainless steel pipe, increases heat transfer area, improves heat exchange efficiency. And the design of the evaporating pipe can absorb the heat of the tail gas to the maximum extent.
Methanol water solution heating chamber adopts spiral pipe heat transfer structure, and the spiral pipe adopts 304 stainless steel material, and it is of value to in limited space, coils nonrust steel pipe as much as possible, increases heat transfer area, improves heat exchange efficiency.
The methanol water solution vaporizing chamber and the methanol water solution heating chamber are arranged in the same 304 stainless steel cylinder, the middle part of the cylinder is separated by a heat insulation clapboard, and the vaporizing chamber and the heating chamber are respectively arranged at the two sides of the cylinder, which is beneficial to reducing the size of the whole device and leads the installation of the device in the limited space in a vehicle to be more flexible.
The methanol reforming hydrogen production catalytic chamber, the methanol water solution vaporizing chamber and the methanol water solution heating chamber are connected through flanges, and the device is beneficial to assembly, disassembly and maintenance and is simpler and more convenient.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the methanol reforming hydrogen production apparatus of the present invention.
Fig. 2 is a schematic diagram of the external structure of the methanol reforming hydrogen production apparatus of the present invention.
Fig. 3 is a sectional view taken along line a-a of fig. 2.
Fig. 4 is a schematic view of the internal structure of the vaporization chamber and the heating chamber.
Fig. 5 is a schematic structural view of the horizontal coil in the vaporization chamber of fig. 4.
Fig. 6 is a schematic view of the installation structure of the horizontal coil in the vaporization chamber of fig. 4.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description.
As shown in fig. 1 to 6, a methanol reforming hydrogen production apparatus of a hydrogen energy range extender according to an embodiment of the present invention includes:
a housing 1 having a hollow chamber; the housing 1 may be designed to be cylindrical, rectangular, oval or other shapes according to actual use requirements.
And the methanol reforming hydrogen production catalytic chamber 14 is arranged in the hollow cavity of the shell 1, a pipeline 2 for containing engine tail gas is arranged in the methanol reforming hydrogen production catalytic chamber, and the pipeline 2 adopts a U-shaped tube array structure. The inlet and outlet ends of the pipeline 2 are welded on the flange 13 and are distributed in the semicircles at the two sides of the flange. In the hollow chamber of the housing 1, the duct 2 is supported by a support plate 7 and a support plate 9.
In methanol reforming hydrogen manufacturing catalysis room 14, set up methanol steam chamber 15 that admits air, admit air chamber 15 is well plenum chamber, sets up air inlet 8 and temperature probe 7 of control methanol steam temperature on admitting air chamber 15 outer pipe wall.
And a temperature probe 4, a temperature probe 5 and a temperature probe 6 are arranged in the methanol reforming hydrogen production catalysis chamber 14 and are used for monitoring the temperature of the methanol reforming hydrogen production catalyst at different positions in the catalysis chamber 14.
The methanol reforming hydrogen production catalyst blocking net 9 is arranged in the methanol reforming hydrogen production catalysis chamber 14, dense and hemp through holes are distributed on the blocking net 9, and the aperture of each through hole is smaller than the size of the methanol reforming hydrogen production catalyst and used for blocking the methanol reforming hydrogen production catalyst from entering the reforming gas outlet 11.
And a filling feed inlet 12 for the methanol reforming hydrogen production catalyst is arranged on the outer pipe wall of the methanol reforming hydrogen production catalysis chamber 14.
In the methanol reforming hydrogen production catalytic chamber 14, a reforming hydrogen production catalyst is filled between the U-shaped tubes of the pipeline 2.
The methanol aqueous solution vaporizing chamber 18 is provided with a heat exchange tube 27 in which horizontal stainless steel coils are stacked, and an evaporation tube 28 is provided at the outlet end of the heat exchange tube 27.
In the methanol water solution vaporization chamber 18, an engine tail gas guide plate 26 is arranged to increase the heat exchange stroke of tail gas and a heat exchange tube 27 and improve the heat exchange efficiency.
And a tail gas exhaust port 24 is arranged on the outer wall of the methanol water solution vaporization chamber 18.
A methanol aqueous solution heating chamber 19 in which a spiral heat exchange pipe 29 is provided.
Inside the methanol aqueous solution heating chamber 19, a temperature probe 21 is provided for monitoring the temperature of the engine exhaust gas before entering the pipe 2.
And an engine tail gas inlet 23 is arranged on the pipe wall of the methanol water solution heating chamber 19.
The methanol water solution vaporizing chamber 18 and the methanol water solution heating chamber 19 are arranged in the same cavity, and are separated by a partition plate 22 to be divided into the methanol water solution vaporizing chamber 18 and the methanol water solution heating chamber 19.
The cavities of the methanol water solution vaporization chamber 18 and the methanol water solution heating chamber 19 are welded on a flange 17, and the flange 17 and the flange 13 are fastened through bolts and sealed through a graphite gasket 16.
When engine exhaust gets into behind the tail gas air inlet 23, high temperature tail gas with methanol steam in the spiral heat exchange tube 29 carries out the heat transfer, and tail gas behind the heat transfer gets into pipeline 2, with methanol reforming hydrogen manufacturing catalyst in the methanol reforming hydrogen manufacturing catalysis chamber 14 carries out the heat transfer, and tail gas behind the heat transfer warp the gas outlet of pipeline 2 enters into methanol aqueous solution vaporization chamber 18, tail gas again with evaporating pipe 28 the methanol aqueous solution in the heat exchange tube 27 carries out the heat transfer, finally discharges through gas vent 24. After the heat exchange for multiple times, the temperature of the finally discharged tail gas is reduced to be below 100 ℃.
Methanol solution passes through the pump and pours into the inlet pipe 25 of heat exchange tube 27, gets into after engine exhaust preheats at heat exchange tube 27 evaporating tube 28, gets into after evaporating tube department rapid evaporation vaporization spiral heat exchange tube 29, heats the intensification back through engine exhaust in heat exchange tube 29 again, becomes high temperature methanol steam, enters into through pipeline 21 methanol steam admission chamber 15, passes through again pipeline 2 with gap between the backup pad 7 diffuses to methanol reforming hydrogen manufacturing catalyst in methanol reforming hydrogen manufacturing catalytic chamber 14 generates reformate gas (H2, 25% about 74%, CO2, be less than 1% CO mist) after the catalysis, the reformate gas passes through reformate gas export 11 is discharged.
In the scheme, the flow direction of the tail gas of the engine and the flow direction of the methanol water solution are in the countercurrent trend, so that the heat exchange efficiency can be increased to the maximum extent.
By monitoring the temperature of each temperature probe, the flow and temperature of the exhaust gas when the engine exhaust gas enters the exhaust gas inlet 23 are controlled from the outside before the engine exhaust gas enters the exhaust gas inlet 23.
Claims (7)
1. A methanol reforming hydrogen production device of a hydrogen energy range extender is characterized by comprising: the device comprises a methanol reforming hydrogen production catalytic chamber, a methanol water solution vaporizing chamber and a methanol water solution heating chamber, wherein the methanol water solution vaporizing chamber and the methanol water solution heating chamber are arranged in the same stainless steel cylinder and are separated by a partition plate to form the independent methanol water solution vaporizing chamber and the independent methanol water solution heating chamber; the methanol aqueous solution vaporizing chamber and the methanol aqueous solution heating chamber are welded and fixed on a flange and are connected with the methanol reforming hydrogen production catalytic chamber in a flange connection mode; and a methanol steam flow channel of the methanol water solution heating chamber is connected with the methanol reforming hydrogen production catalysis chamber through a stainless steel pipe.
2. The methanol reforming hydrogen production device of the hydrogen energy range extender of claim 1, wherein the methanol reforming hydrogen production catalytic chamber adopts a U-shaped tube array structure.
3. The methanol reforming hydrogen production device of the hydrogen energy range extender of claim 2, wherein the methanol reforming hydrogen production catalyst is filled outside the U-shaped tube nest, and an engine tail gas channel is arranged inside the U-shaped tube nest.
4. The device for reforming the methanol to produce the hydrogen of the hydrogen energy range extender according to claim 1, wherein the methanol aqueous solution vaporization chamber adopts a heat exchange structure with horizontal stainless steel coil pipes stacked.
5. The apparatus of claim 4, wherein a section of the evaporator tube is installed in the vaporization chamber.
6. The apparatus of claim 1, wherein the heating chamber for the aqueous solution of methanol is configured to exchange heat with a spiral tube.
7. The device for producing hydrogen by reforming methanol of a hydrogen energy range extender of claim 1, wherein the catalytic chamber for producing hydrogen by reforming methanol is connected with the vaporizing chamber for methanol aqueous solution and the heating chamber for methanol aqueous solution through flanges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922022728.5U CN211470773U (en) | 2019-11-21 | 2019-11-21 | Methanol reforming hydrogen production device of hydrogen energy range extender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922022728.5U CN211470773U (en) | 2019-11-21 | 2019-11-21 | Methanol reforming hydrogen production device of hydrogen energy range extender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211470773U true CN211470773U (en) | 2020-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922022728.5U Expired - Fee Related CN211470773U (en) | 2019-11-21 | 2019-11-21 | Methanol reforming hydrogen production device of hydrogen energy range extender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211470773U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114320583A (en) * | 2021-12-30 | 2022-04-12 | 重庆望江摩托车制造有限公司 | Hydrogen energy motorcycle adopting methanol cracking to produce hydrogen |
-
2019
- 2019-11-21 CN CN201922022728.5U patent/CN211470773U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114320583A (en) * | 2021-12-30 | 2022-04-12 | 重庆望江摩托车制造有限公司 | Hydrogen energy motorcycle adopting methanol cracking to produce hydrogen |
| CN114320583B (en) * | 2021-12-30 | 2022-10-21 | 重庆望江摩托车制造有限公司 | Hydrogen energy motorcycle adopting methanol cracking to produce hydrogen |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200911 |
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| CF01 | Termination of patent right due to non-payment of annual fee |