CN110872662A - Aluminum substrate for hydrogen production by hydrolysis and preparation method - Google Patents
Aluminum substrate for hydrogen production by hydrolysis and preparation method Download PDFInfo
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- CN110872662A CN110872662A CN201811001339.8A CN201811001339A CN110872662A CN 110872662 A CN110872662 A CN 110872662A CN 201811001339 A CN201811001339 A CN 201811001339A CN 110872662 A CN110872662 A CN 110872662A
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- hydrogen production
- aluminum substrate
- hydrogen
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
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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
- C01B3/06—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents
- C01B3/08—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents with metals
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/026—Alloys based on aluminium
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Inorganic Chemistry (AREA)
- Fuel Cell (AREA)
Abstract
The aluminum substrate for hydrogen production through hydrolysis is characterized in that the aluminum substrate alloy is formed by melting a plurality of elementary metals and comprises the following components in percentage by weight: 0.02 to 0.10 percent of magnesium; 0.2 to 1.0 percent of gallium; 0.1 to 0.80 percent of indium; 0.02 to 0.10 percent of tin; 0.02 to 0.10 percent of bismuth; the balance of aluminum and inevitable impurities. The invention also discloses a preparation method of the aluminum substrate for hydrogen production by hydrolysis. The hydrogen-producing base material is prepared by melting simple substance metal without grinding into powder, so that the process of preparing the hydrogen-producing base material is simplified, and the preparation and manufacturing time of the aluminum alloy is shortened; the trace element content is greatly reduced, and the preparation cost of the aluminum alloy is favorably reduced.
Description
Technical Field
The invention relates to an aluminum alloy plate, in particular to an aluminum alloy plate capable of producing hydrogen
Background
Hydrogen is the most environment-friendly clean energy in the world at present, and the traditional hydrogen production method comprises hydrogen production by water electrolysis, hydrogen production by fossil and hydrogen production by biology. The hydrogen production method by water electrolysis needs to consume a large amount of electric energy. The hydrogen production method by using fossil fuel consumes the fossil fuel and produces CO and CO in the production process2And the environment is polluted by the byproducts. Although the biological hydrogen production has low cost, the environmental benefit is highly important to scientists in various countriesBut also stability and continuity in the hydrogen production process. The above conventional hydrogen production has been restricting the development of hydrogen production.
The hydrolysis hydrogen production by utilizing the aluminum alloy has the advantages of low cost and immediate hydrogen production without transportation, and is concerned by a lot, the aluminum alloy for hydrogen production in the prior art is also researched and developed a lot, and related documents can refer to Chinese invention patent ZL200710011042.5 (an aluminum alloy for hydrolysis hydrogen production and a preparation method thereof) (the authorization publication number is CN 101289163B); reference may also be made to the invention patent of china with patent number ZL201610566177.7, an aluminum-containing composition for hydrogen production by hydrolysis, a preparation method and applications thereof (the publication number is CN 106185803B); reference may be made to the invention patent of china with patent number ZL201610564832.5, an aluminum alloy for hydrogen production by hydrolysis and a preparation method thereof (the publication number is CN 106011554B).
In the patent literature of the hydrogen-producing aluminum alloy disclosed above, the defects of complicated manufacturing process are generally existed, and the added trace elements are more and have larger content, so that the manufacturing cost is higher.
Disclosure of Invention
The invention aims to provide a hydrolysis hydrogen production aluminum substrate which is low in manufacturing cost and high in hydrogen production quantity and maintains a high level in view of the technical current situation.
In view of the above technical situation, another technical problem to be solved by the present invention is to provide a hydrolysis hydrogen production aluminum substrate with mild hydrogen production and relatively stable hydrogen production per unit time.
In view of the above technical situation, another technical problem to be solved by the present invention is to provide a method for manufacturing an aluminum substrate for hydrogen production by hydrolysis, which has a low manufacturing cost and a high hydrogen production amount.
In view of the above technical situation, another technical problem to be solved by the present invention is to provide a method for preparing a hydrolysis hydrogen production aluminum substrate, which has mild hydrogen production and relatively stable hydrogen production per unit time.
The invention provides a method for preparing an aluminum substrate for hydrogen production by hydrolysis, which has simple steps and simplified process.
The technical scheme adopted by the invention for solving the technical problems is as follows: the aluminum substrate for hydrogen production through hydrolysis is characterized in that the aluminum substrate alloy is formed by melting a plurality of elementary metals and comprises the following components in percentage by weight:
0.02 to 0.10 percent of magnesium;
0.2 to 1.0 percent of gallium;
0.1 to 0.80 percent of indium;
0.02 to 0.10 percent of tin;
0.02 to 0.10 percent of bismuth;
the balance of aluminum and inevitable impurities.
Preferably, the aluminum substrate comprises the following components in percentage by weight:
0.03 percent of magnesium;
0.3% of gallium;
0.2% of indium;
0.03 percent of tin;
0.03 percent of bismuth;
the balance of aluminum and inevitable impurities.
A preparation method of an aluminum substrate for hydrogen production by hydrolysis comprises the following steps:
and (2) heating the smelting furnace to 850-950 ℃, putting the aluminum-based material into the smelting furnace, adjusting the temperature to 700-800 ℃ after the aluminum-based material is molten, putting gallium into the smelting furnace, putting indium and bismuth into the smelting furnace after 3-7 minutes, continuously adjusting the temperature to 650-750 ℃ after 3-7 minutes, then putting tin and magnesium into the smelting furnace, stirring the materials uniformly after the metal materials are fully molten, and pouring the materials into a mold to prepare the aluminum substrate with the required shape and size.
Compared with the prior art, the invention has the advantages that: the hydrogen-producing base material is prepared by melting simple substance metal without grinding into powder, so that the process of preparing the hydrogen-producing base material is simplified, and the preparation and manufacturing time of the aluminum alloy is shortened; the trace element content is greatly reduced, which is beneficial to reducing the preparation cost of the aluminum alloy; meanwhile, application tests prove that the hydrogen production process is mild, the hydrogen production amount in unit time is stable, the overall hydrogen production amount can maintain a high level, and the method is suitable for large-scale application of the hydrogen fuel cell.
Detailed Description
The present invention will be described in further detail with reference to examples.
Example 1, the temperature of the furnace is raised to 900 ℃, the aluminum-based material is placed into the furnace, after melting, the temperature is adjusted to more than 750 ℃, gallium is placed, indium and bismuth are placed after 5 minutes, the temperature is continuously adjusted to 700 ℃ after 5 minutes, tin and magnesium are placed, after the metal materials are fully melted, the mixture is uniformly stirred, and the mixture is poured into a mold to prepare the aluminum-based plate with the required shape and size. The mixture ratio of the materials is as follows: 0.03 percent of magnesium, 0.3 percent of gallium, 0.2 percent of indium, 0.03 percent of tin, 0.03 percent of bismuth and the balance of aluminum.
Example 2, the preparation method refers to example 1, and the material ratios are as follows: 0.10% of magnesium, 0.5% of gallium, 0.1% of indium, 0.02% of tin, 0.10% of bismuth and the balance of aluminum.
Example 3, the preparation method refers to example 1, and the mixture ratio of the materials is as follows: 0.5% of magnesium, 1.0% of gallium, 0.8% of indium, 0.10% of tin, 0.02% of bismuth and the balance of aluminum.
Example 4, the preparation method refers to example 1, and the material ratios are as follows: 0.2% of magnesium, 1.0% of gallium, 0.5% of indium, 0.08% of tin, 0.06% of bismuth and the balance of aluminum.
Experimental test data for Hydrogen-producing aluminum substrates obtained in example 1
1: the materials required for the experiment, one experimental hydrogen fuel cell specification (10W6V 1.6A).
2, one (3w) LED lamp, one mobile phone and one electric fan (6V 3W).
3: a prepared (5CM X10 CM X0.1 CM) hydrogen-producing aluminum substrate weighed 14 g.
4: a sealed PC container can be fitted into a 400ml cup.
5: 100ml of hydrogen gas per minute is required to start the above hydrogen fuel cell (10 W6V1.6A).
6: through multiple experiments, the hydrogen-production aluminum alloy substrate is prepared by putting the prepared hydrogen-production aluminum substrate (5CM multiplied by 10CM multiplied by 0.1CM) into a container (400ml), pouring water (whatever water) with normal temperature of 400ml, screwing a cup cover tightly, measuring the gas output per minute of 115ml-120ml of hydrogen after 2 minutes, measuring the gas output per g of the prepared aluminum alloy hydrogen-production substrate to be 1.2 liters, wherein the hydrogen production process is mild, the hydrogen production in unit time is stable, and simultaneously, the voltage is measured to be 6V-6.2V, and the current is measured to be 1.58A-1.62A. Meanwhile, the prepared LED lamp (3w), the mobile phone and the electric fan (6V3W) are externally connected, and after about 3 hours, the hydrogen production aluminum substrate (5CM multiplied by 10CM multiplied by 0.1CM) with the specification is consumed, and 70g of aluminum hydroxide with the purity of 99% can be obtained.
The aluminum hydroxide is the most widely used inorganic flame retardant additive at present, and the aluminum hydroxide as a flame retardant can not retard flame, can not generate substances to be ignited and can not generate toxic gas. Therefore, the rubber has wide application, and the application range is greatly increased in the industries of thermosetting plastics, pharmacy, thermoplastic plastics synthetic rubber, coating, building materials and the like.
And (3) cost measurement:
1: the above experiment was carried out using a hydrogen-producing aluminum substrate (5CM × 10CM × 0.1CM) weighing 14g, and after complete release of hydrogen, the resulting 99% pure aluminum hydroxide was 70g., with particles less than 700 nm. The market price of the aluminum hydroxide is 8000 yuan per ton below 700 nm.
2: the manufacturing cost for preparing the hydrogen-making aluminum alloy base material is 14gx0.04 yuan-0.56 yuan;
3: the obtained aluminum hydroxide with the purity of 99 percent 70gX0.008 yuan to 0.56 yuan.
Claims (3)
1. The aluminum substrate for hydrogen production through hydrolysis is characterized in that the aluminum substrate alloy is formed by melting a plurality of elementary metals and comprises the following components in percentage by weight:
0.02 to 0.10 percent of magnesium;
0.2 to 1.0 percent of gallium;
0.1 to 0.80 percent of indium;
0.02 to 0.10 percent of tin;
0.02 to 0.10 percent of bismuth;
the balance of aluminum and inevitable impurities.
2. The aluminum substrate for hydrogen production by hydrolysis according to claim 1, wherein the aluminum substrate comprises the following components by weight percent:
0.03 percent of magnesium;
0.3% of gallium;
0.2% of indium;
0.03 percent of tin;
0.03 percent of bismuth;
the balance of aluminum and inevitable impurities.
3. The method for preparing the aluminum substrate for hydrogen production by hydrolysis according to claim 1 or 2, characterized by comprising the steps of:
and (2) heating the smelting furnace to 850-950 ℃, putting the aluminum-based material into the smelting furnace, adjusting the temperature to 700-800 ℃ after the aluminum-based material is molten, putting gallium into the smelting furnace, putting indium and bismuth into the smelting furnace after 3-7 minutes, continuously adjusting the temperature to 650-750 ℃ after 3-7 minutes, then putting tin and magnesium into the smelting furnace, stirring the materials uniformly after the metal materials are fully molten, and pouring the materials into a mold to prepare the aluminum substrate with the required shape and size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811001339.8A CN110872662A (en) | 2018-08-30 | 2018-08-30 | Aluminum substrate for hydrogen production by hydrolysis and preparation method |
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| CN201811001339.8A CN110872662A (en) | 2018-08-30 | 2018-08-30 | Aluminum substrate for hydrogen production by hydrolysis and preparation method |
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| CN110872662A true CN110872662A (en) | 2020-03-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115652148A (en) * | 2022-10-12 | 2023-01-31 | 山东海化集团有限公司 | Aluminum alloy containing accordion-pleated nanosheet layer precipitated phase and used for hydrogen production through hydrolysis, and preparation method and application thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101358309A (en) * | 2008-09-23 | 2009-02-04 | 郑州大学 | Al alloy material for preparing hydrogen with water at room temperature and method of use thereof |
| CN105970031A (en) * | 2016-07-18 | 2016-09-28 | 湖北工业大学 | Hydrolysis hydrogen-production aluminum alloy and preparation method thereof |
-
2018
- 2018-08-30 CN CN201811001339.8A patent/CN110872662A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101358309A (en) * | 2008-09-23 | 2009-02-04 | 郑州大学 | Al alloy material for preparing hydrogen with water at room temperature and method of use thereof |
| CN105970031A (en) * | 2016-07-18 | 2016-09-28 | 湖北工业大学 | Hydrolysis hydrogen-production aluminum alloy and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115652148A (en) * | 2022-10-12 | 2023-01-31 | 山东海化集团有限公司 | Aluminum alloy containing accordion-pleated nanosheet layer precipitated phase and used for hydrogen production through hydrolysis, and preparation method and application thereof |
| CN115652148B (en) * | 2022-10-12 | 2023-10-20 | 山东海化集团有限公司 | Hydrolysis hydrogen production aluminum alloy containing accordion fold-shaped nano sheet chromatographic phase, and preparation method and application thereof |
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Application publication date: 20200310 |