CN111003688A - Magnesium-based hydride MgH2Method for preparing hydrogen by hydrolysis - Google Patents

Magnesium-based hydride MgH2Method for preparing hydrogen by hydrolysis Download PDF

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Publication number
CN111003688A
CN111003688A CN201911411894.2A CN201911411894A CN111003688A CN 111003688 A CN111003688 A CN 111003688A CN 201911411894 A CN201911411894 A CN 201911411894A CN 111003688 A CN111003688 A CN 111003688A
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magnesium
mgh
hydrogen
hydrolysis
based hydride
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Inventor
王鸣
付强
张方
于如军
官凤钢
陈艳艳
杨昆
吕俊囡
杨列宁
赵增殿
夏先畅
郝晓明
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Shineng Hydrogen Technology Co Ltd
Shandong University of Technology
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Shineng Hydrogen Technology Co Ltd
Shandong University of Technology
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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
    • C01B3/065—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 from a hydride
    • 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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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Inorganic Chemistry (AREA)
  • Fuel Cell (AREA)

Abstract

The invention belongs to the technical field of magnesium-based hydrogen storage, and particularly relates to magnesium-based hydride MgH2A method for preparing hydrogen by hydrolysis. The magnesium-based hydride MgH2The method for preparing hydrogen by hydrolysis specifically comprises the following steps: (1) magnesium-based hydride MgH2Weighing in a glove box, canning, and performing ball milling treatment to obtain pretreated MgH2(ii) a (2) Preparing an organic acid solution with the concentration of 0.0005-0.02 mol/L; (3) adding the prepared organic acid solution into the pretreated MgH2Hydrolysis hydrogen-releasing reaction is carried out for 15-20 minutes, and then magnesium-based hydride MgH can be realized2And (3) hydrolyzing to prepare hydrogen. The invention adopts organic acid to promote the hydrolysis of magnesium-based hydride to prepare hydrogen, and can effectively avoid magnesium-based hydride MgH2Hydrolysate of Mg (OH)2Coated on MgH2The conversion rate of 100 percent can be obtained on the surface of the particles in a short time, and the method has the advantages of simple operation, controllable reaction, environment-friendly product and no pollution.

Description

Magnesium-based hydride MgH2Method for preparing hydrogen by hydrolysis
Technical Field
The invention belongs to the technical field of magnesium-based hydrogen storage, and particularly relates to magnesium-based hydride MgH2A method for preparing hydrogen by hydrolysis.
Background
Hydrogen energy has received much attention as a clean and efficient renewable energy source, and particularly the development of fuel cells has put more stringent requirements on hydrogen production technology. The development of a distributed hydrogen production technology with high safety and high reliability becomes a research hotspot. Among them, the hydrolysis hydrogen production technology, especially some based on light metal and its hydride, is a research hotspot in this field at home and abroad in recent years.
In light metal and hydride, the magnesium-based material has the advantages of high theoretical hydrogen production amount, easy storage, mild reaction condition, high safety, no pollution of byproducts and the like, and has great development potential. However, there is a problem that magnesium-based hydride MgH is currently available2Hydrolysate of Mg (OH)2Easy to coat on MgH2The surface of the particles is hindered from water and MgH2The contact of the inner particles makes the hydrolysis reaction quickly stop after the initial high-speed reaction stage.
Currently for magnesium-based hydrides MgH2The research on the existing problems is mainly focused on: pretreating raw materials; the composition of a hydrolysis system is changed,adjusting the composition of the reaction solution; the catalyst is added. The method can greatly improve MgH2Reaction rate and conversion of (A), but the Mg (OH) has not yet been completely solved2The coating problem of (2). Therefore, the rate decreases in the latter stage of the reaction and the reaction cannot be completed.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: overcomes the defects of the prior art and provides a magnesium-based hydride MgH2The method for preparing hydrogen by hydrolysis adopts organic acid to promote magnesium-based hydride to prepare hydrogen by hydrolysis, can obtain 100 percent of conversion rate in a short time under the condition of room temperature, and has the advantages of simple operation, controllable reaction, environment-friendly product and no pollution.
The magnesium-based hydride MgH of the invention2The method for preparing hydrogen by hydrolysis specifically comprises the following steps:
(1) magnesium-based hydride MgH2Weighing in a glove box, canning, and ball-milling for 10-30h under the protection of argon to obtain pretreated MgH2；
(2) Preparing an organic acid solution with the concentration of 0.0005-0.02 mol/L;
(3) adding the organic acid solution prepared in the step (2) into the MgH pretreated in the step (1)2Hydrolysis hydrogen-releasing reaction is carried out for 15-20 minutes, and then magnesium-based hydride MgH can be realized2And (3) hydrolyzing to prepare hydrogen.
Preferably, the organic acid is one or more of potassium hydrogen tartrate, sodium hydrogen tartrate, tartaric acid, potassium dihydrogen citrate, sodium dihydrogen citrate, citric acid, phthalic acid, isophthalic acid and terephthalic acid.
The ball milling rotation speed in the step (1) is 500-800rpm, and the ball-material ratio is 20-30: 1.
Magnesium-based hydride MgH described in step (3)2The dosage ratio of the organic acid solution to the organic acid solution is 0.01-0.5g:10 mL.
Compared with the prior art, the invention has the following beneficial effects:
the invention adopts organic acid to promote the hydrolysis of magnesium-based hydride to prepare hydrogen, and can effectively avoid magnesium-based hydride MgH2Hydrolysate of Mg (OH)2Coated on MgH2The conversion rate of the surface of the particle can be nearly 100% in a short time at room temperature, and the method has the advantages of simple operation, controllable reaction, environment-friendly product and no pollution.
Detailed Description
The present invention will be further described with reference to the following examples.
The starting materials used in the examples are commercially available unless otherwise specified.
Example 1
The magnesium-based hydride MgH2The method for preparing hydrogen by hydrolysis specifically comprises the following steps:
(1) 0.01g of magnesium-based hydride MgH2Weighing in a glove box, canning, ball-milling for 10h under the protection of argon gas, wherein the ball-milling rotating speed is 500rpm, and the ball-material ratio is 20:1 to obtain pretreated MgH2；
(2) Dissolving potassium hydrogen tartrate in deionized water to prepare a potassium hydrogen tartrate solution with the concentration of 0.01 mol/L;
(3) adding 10mL of potassium hydrogen tartrate solution prepared in the step (2) into the MgH pretreated in the step (1)2Hydrolysis hydrogen-releasing reaction is carried out for 15 minutes, and then magnesium-based hydride MgH can be realized2And (3) hydrolyzing to prepare hydrogen.
And (3) detection: the gas was collected by draining and the yield of hydrogen evolution was recorded as 17.2mL hydrogen evolution over 15 minutes.
Example 2
The magnesium-based hydride MgH2The method for preparing hydrogen by hydrolysis specifically comprises the following steps:
(1) 0.05g of magnesium-based hydride MgH2Weighing in a glove box, canning, ball-milling for 10h under the protection of argon gas, wherein the ball-milling rotating speed is 500rpm, and the ball-material ratio is 20:1 to obtain pretreated MgH2；
(2) Dissolving sodium hydrogen tartrate in deionized water to prepare a sodium hydrogen tartrate solution with the concentration of 0.01 mol/L;
(3) adding 10mL of sodium hydrogen tartrate solution prepared in the step (2) into the MgH pretreated in the step (1)2Hydrolysis hydrogen-releasing reaction is carried out for 15 minutes, and the magnesium-based hydride can be realizedMgH2And (3) hydrolyzing to prepare hydrogen.
And (3) detection: the gas was collected by draining and the hydrogen evolution yield was recorded as 86.2mL over 15 minutes.
Example 3
The magnesium-based hydride MgH2The method for preparing hydrogen by hydrolysis specifically comprises the following steps:
(1) 0.2g of magnesium-based hydride MgH2Weighing in a glove box, canning, ball-milling for 10h under the protection of argon gas, wherein the ball-milling rotating speed is 500rpm, and the ball-material ratio is 20:1 to obtain pretreated MgH2；
(2) Dissolving tartaric acid in deionized water to prepare tartaric acid solution with the concentration of 0.01 mol/L;
(3) adding 10mL of tartaric acid solution prepared in the step (2) into the MgH pretreated in the step (1)2Hydrolysis hydrogen-releasing reaction is carried out for 15 minutes, and then magnesium-based hydride MgH can be realized2And (3) hydrolyzing to prepare hydrogen.
And (3) detection: the gas was collected by draining and the hydrogen evolution yield was recorded as 344.6mL over 15 minutes.
Example 4
The magnesium-based hydride MgH2The method for preparing hydrogen by hydrolysis specifically comprises the following steps:
(1) 0.05g of magnesium-based hydride MgH2Weighing in a glove box, canning, ball-milling for 10h under the protection of argon gas, wherein the ball-milling rotating speed is 500rpm, and the ball-material ratio is 20:1 to obtain pretreated MgH2；
(2) Dissolving potassium dihydrogen citrate in deionized water to prepare a potassium dihydrogen citrate solution with the concentration of 0.02 mol/L;
(3) adding 10mL of potassium dihydrogen citrate solution prepared in the step (2) into the MgH pretreated in the step (1)2Hydrolysis hydrogen-releasing reaction is carried out for 15 minutes, and then magnesium-based hydride MgH can be realized2And (3) hydrolyzing to prepare hydrogen.
And (3) detection: the gas was collected by draining and the hydrogen evolution yield was recorded as 86.2mL over 15 minutes.
Example 5
Said magnesium-based hydrideMgH2The method for preparing hydrogen by hydrolysis specifically comprises the following steps:
(1) 0.05g of magnesium-based hydride MgH2Weighing in a glove box, canning, ball-milling for 10h under the protection of argon gas, wherein the ball-milling rotating speed is 500rpm, and the ball-material ratio is 20:1 to obtain pretreated MgH2；
(2) Dissolving sodium dihydrogen citrate in deionized water to prepare a potassium dihydrogen citrate solution with the concentration of 0.02 mol/L;
(3) adding 10mL of sodium dihydrogen citrate solution prepared in the step (2) into the MgH pretreated in the step (1)2Hydrolysis hydrogen-releasing reaction is carried out for 15 minutes, and then magnesium-based hydride MgH can be realized2And (3) hydrolyzing to prepare hydrogen.
And (3) detection: the gas was collected by draining and the hydrogen evolution yield was recorded as 86.2mL over 15 minutes.
Example 6
The magnesium-based hydride MgH2The method for preparing hydrogen by hydrolysis specifically comprises the following steps:
(1) 0.05g of magnesium-based hydride MgH2Weighing in a glove box, canning, ball-milling for 10h under the protection of argon gas, wherein the ball-milling rotating speed is 500rpm, and the ball-material ratio is 20:1 to obtain pretreated MgH2；
(2) Dissolving citric acid in deionized water to prepare a citric acid solution with the concentration of 0.02 mol/L;
(3) adding 10mL of citric acid solution prepared in the step (2) into the MgH pretreated in the step (1)2Hydrolysis hydrogen-releasing reaction is carried out for 15 minutes, and then magnesium-based hydride MgH can be realized2And (3) hydrolyzing to prepare hydrogen.
And (3) detection: the gas was collected by draining and the hydrogen evolution yield was recorded as 86.2mL over 20 minutes.
Example 7
The magnesium-based hydride MgH2The method for preparing hydrogen by hydrolysis specifically comprises the following steps:
(1) 0.05g of magnesium-based hydride MgH2Weighing in a glove box, canning, and ball-milling for 10h under the protection of argon at the rotation speed of 500rpm in a ball-material ratio of 20:1 to obtain the final productTreated MgH2；
(2) Dissolving phthalic acid in deionized water to prepare phthalic acid solution with the concentration of 0.02 mol/L;
(3) adding 10mL of phthalic acid solution prepared in the step (2) into the MgH pretreated in the step (1)2Hydrolysis hydrogen-releasing reaction is carried out for 15 minutes, and then magnesium-based hydride MgH can be realized2And (3) hydrolyzing to prepare hydrogen.
And (3) detection: the gas was collected by draining and the hydrogen evolution yield was recorded as 86.2mL over 20 minutes.
Example 8
The magnesium-based hydride MgH2The method for preparing hydrogen by hydrolysis specifically comprises the following steps:
(1) 0.1g of magnesium-based hydride MgH2Weighing in a glove box, canning, ball-milling for 10h under the protection of argon gas, wherein the ball-milling rotating speed is 500rpm, and the ball-material ratio is 20:1 to obtain pretreated MgH2；
(2) Dissolving isophthalic acid in deionized water to prepare an isophthalic acid solution with the concentration of 0.02 mol/L;
(3) adding 10mL of the isophthalic acid solution prepared in the step (2) into the MgH pretreated in the step (1)2Hydrolysis hydrogen-releasing reaction is carried out for 15 minutes, and then magnesium-based hydride MgH can be realized2And (3) hydrolyzing to prepare hydrogen.
And (3) detection: the gas was collected by draining and the hydrogen evolution yield was recorded as 172.3mL over 15 minutes.
Of course, the foregoing is only a preferred embodiment of the invention and should not be taken as limiting the scope of the embodiments of the invention. The present invention is not limited to the above examples, and equivalent changes and modifications made by those skilled in the art within the spirit and scope of the present invention should be construed as being included in the scope of the present invention.

Claims (6)

1. Magnesium-based hydride MgH2The method for preparing hydrogen by hydrolysis is characterized by comprising the following steps: the method comprises the following steps:
(1) magnesium-based hydride MgH2On glovesWeighing in a box, canning, and performing ball milling treatment to obtain pretreated MgH2；
(2) Preparing an organic acid solution with the concentration of 0.0005-0.02 mol/L;
(3) adding the organic acid solution prepared in the step (2) into the MgH pretreated in the step (1)2Hydrolysis hydrogen-releasing reaction is carried out for 15-20 minutes, and then magnesium-based hydride MgH can be realized2And (3) hydrolyzing to prepare hydrogen.
2. The magnesium-based hydride MgH of claim 12The method for preparing hydrogen by hydrolysis is characterized by comprising the following steps: the organic acid is one or more of potassium hydrogen tartrate, sodium hydrogen tartrate, tartaric acid, potassium dihydrogen citrate, sodium dihydrogen citrate, citric acid, phthalic acid, isophthalic acid and terephthalic acid.
3. The magnesium-based hydride MgH of claim 12The method for preparing hydrogen by hydrolysis is characterized by comprising the following steps: the ball milling rotating speed in the step (1) is 500-800 rpm.
4. The magnesium-based hydride MgH of claim 12The method for preparing hydrogen by hydrolysis is characterized by comprising the following steps: the ball milling in the step (1) is carried out under the protection of argon, and the ball-to-material ratio is 20-30: 1.
5. The magnesium-based hydride MgH of claim 12The method for preparing hydrogen by hydrolysis is characterized by comprising the following steps: and (2) performing ball milling for 10-30h under the protection of argon gas by the ball milling in the step (1).
6. The magnesium-based hydride MgH of claim 12The method for preparing hydrogen by hydrolysis is characterized by comprising the following steps: magnesium-based hydride MgH described in step (3)2The dosage ratio of the organic acid solution to the organic acid solution is 0.01-0.5g:10 mL.
CN201911411894.2A 2019-12-31 2019-12-31 Magnesium-based hydride MgH2Method for preparing hydrogen by hydrolysis Pending CN111003688A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114455541A (en) * 2021-12-24 2022-05-10 世能氢电科技有限公司 Magnesium hydride AB material capable of controlling hydrolysis to produce hydrogen and preparation method thereof
WO2024100197A1 (en) 2022-11-10 2024-05-16 Oui Hydrogen Hydrogen production method

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080256858A1 (en) * 2007-04-17 2008-10-23 Fuller Ian M Method of storing and generating hydrogen for fuel cell applications
US20080292540A1 (en) * 2007-05-24 2008-11-27 Jin-Ten Wan Method for producing hydrogen by using different metals
CN101600647A (en) * 2006-07-31 2009-12-09 新技源有限公司 Power generation assembly
US20090324997A1 (en) * 2006-07-31 2009-12-31 Techno Bank Co., Ltd. Power generating apparatus
CN101935018A (en) * 2010-08-25 2011-01-05 应宁 Method for producing hydrogen by hydroboron and portable hydrogen generator
CN103787273A (en) * 2014-01-21 2014-05-14 四川大学 Magnesium-calcium-based hydride powder for wide-temperature zone hydrolysis hydrogen generation and preparation method for magnesium-calcium-based hydride powder
CN109250683A (en) * 2018-09-30 2019-01-22 武汉市能智达科技有限公司 It is a kind of using magnesium hydride as the hydrogen production process of hydrogen storage material and device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101600647A (en) * 2006-07-31 2009-12-09 新技源有限公司 Power generation assembly
US20090324997A1 (en) * 2006-07-31 2009-12-31 Techno Bank Co., Ltd. Power generating apparatus
US20080256858A1 (en) * 2007-04-17 2008-10-23 Fuller Ian M Method of storing and generating hydrogen for fuel cell applications
US20080292540A1 (en) * 2007-05-24 2008-11-27 Jin-Ten Wan Method for producing hydrogen by using different metals
CN101935018A (en) * 2010-08-25 2011-01-05 应宁 Method for producing hydrogen by hydroboron and portable hydrogen generator
CN103787273A (en) * 2014-01-21 2014-05-14 四川大学 Magnesium-calcium-based hydride powder for wide-temperature zone hydrolysis hydrogen generation and preparation method for magnesium-calcium-based hydride powder
CN109250683A (en) * 2018-09-30 2019-01-22 武汉市能智达科技有限公司 It is a kind of using magnesium hydride as the hydrogen production process of hydrogen storage material and device

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
白雪蕊等: "pH值及助剂对氢化态Mg-Mn复合物水反应性能的影响", 《中国有色金属学报》 *
钱跃言等: "MgH2的制备技术及其用途", 《浙江化工》 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114455541A (en) * 2021-12-24 2022-05-10 世能氢电科技有限公司 Magnesium hydride AB material capable of controlling hydrolysis to produce hydrogen and preparation method thereof
WO2024100197A1 (en) 2022-11-10 2024-05-16 Oui Hydrogen Hydrogen production method
FR3141933A1 (en) 2022-11-10 2024-05-17 Oui Hydrogen Hydrogen production process

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