CN104016302A - A rare earth alloy slurry hydrogen storage device and a hydrogen storage method thereof - Google Patents
A rare earth alloy slurry hydrogen storage device and a hydrogen storage method thereof Download PDFInfo
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- CN104016302A CN104016302A CN201410239807.0A CN201410239807A CN104016302A CN 104016302 A CN104016302 A CN 104016302A CN 201410239807 A CN201410239807 A CN 201410239807A CN 104016302 A CN104016302 A CN 104016302A
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Abstract
The invention discloses a rare earth alloy slurry hydrogen storage device and a hydrogen storage method thereof. The device comprises a hydrogen source bottle 1, a pipeline 2, a high-pressure reactor 3, a hydrogen storeroom 4, a thermoelectric coupler 6 and a stirrer 7. The high-pressure reactor 3 is provided with a hydrogen source filling connector 31, a vent 32, a vacuum extraction connector 33, a feeding opening 34 and a discharge opening 35. The thermoelectric coupler is disposed in the high-pressure reactor. The hydrogen storeroom, the hydrogen source filling connector, the vent and the vacuum extraction connector are respectively provided with a pressure gage or a pressure sensor. The method includes steps of: feeding, vacuumizing, activating, manufacturing slurry, performing a hydrogen absorption reaction, detecting and discharging. The rare earth alloy slurry hydrogen storage device and the method are advantageous in that: the problems of pipeline blocking, container cracking, and the like which are caused by solid rare earth alloy hydrogen storage technologies are overcome, the disadvantage that the hydrogen release efficiency of liquid hydrogen storage is low is overcome, the performance of a rare earth alloy slurry liquid system is changed by adjusting the rare earth and the organic solvent, and a battery material is provided for manufacturing a large-capacity high-performance battery.
Description
Technical field:
The present invention relates to a kind of energy storage device and energy storage method of battery material, relate in particular to hydrogen-storing device and the hydrogen storage method thereof of rare earth class battery material, is specifically a kind of rare earth alloy slurries hydrogen-storing device and hydrogen storage method thereof.
Background technology:
Along with the day by day exhausted of the resources such as Global Oil, coal and the raising day by day to environmental protection requirement; national governments have dropped into substantial contribution and have developed new clean energy; wherein Hydrogen Energy is to have an optimistic view of the most and the new forms of energy of tool potentiality; various countries scholar generally believes that 21 century will be Hydrogen Energy century, and has proposed the new ideas of " hydrogen economy ".Hydrogen is a kind of complete free of contamination desirable energy and material, has unit mass heat higher than high-energy-density more than gasoline twice.But in Hydrogen Energy Application and Development, its range of application has expanded the energy, chemical industry, electronics, aerospace, military affairs and civilian all respects to.Wherein, in nickel metal hydride battery and fuel cell, obtained application the most widely.Nickel metal hydride battery and fuel cell are the first-selected power of novel electric vehicle, along with the marketization of electric environment protecting and hybrid vehicle, nickel metal hydride battery and fuel cell have been proposed to the requirement of large-capacity and high-performance, hydrogen storage material have also been proposed to requirements at the higher level simultaneously.Known to the applicant, current high performance rare earth is the fabulous hydrogen storage material of manufacturing nickel metal hydride battery and fuel cell.Yet, for how by hydrogen energy storage in rare earth alloy, become the battery material of large-capacity and high-performance, be the great research and development problem of the jumbo rare earth hydrogen storage battery of industry exploitation high-performance material.The hydrogen of rare earth storage at present mainly contains solid rare earth alloy storage hydrogen (also claiming hydride hydrogen-storing or alloy storage hydrogen) and liquid storage hydrogen mode: solid rare earth storage hydrogen, this rare earth hydrogen storage alloy, normally adopt grinding technique, by collecting with the form of packing with dry powder, offer user.Because this hydrogen storage alloy battery material is a kind of Powdered, exist the easy expansion of volume often to cause line clogging and container to break, and have the problems such as the capacity of heat transmission is poor.And liquid storage hydrogen is temperature required higher owing to adding dehydrogenation reaction, the actual hydrogen efficiency of releasing is on the low side, thereby has the low problem of the high hydrogen utilization ratio of cost.
Summary of the invention:
The technical problem to be solved in the present invention is, a kind of rare earth alloy slurries hydrogen-storing device and hydrogen storage method thereof are provided, this hydrogen-storing device and method can solve the problems such as line clogging that simple solid rare earth alloy hydrogen storage battery material causes because of alloy pulverization and volumetric expansion in engineering application and container break, and it is temperature required higher owing to adding dehydrogenation reaction to overcome liquid storage hydrogen, the actual hydrogen efficiency deficiency on the low side of releasing.
One of technical solution of the present invention is, a kind of rare earth alloy slurries liquid hydrogen-storing device with following structure is provided, this device comprises hydrogen source bottle, pipeline, it is characterized in that, also comprise autoclave, hydrogen storehouse, thermocouple, whipping appts, on described autoclave, be provided with hydrogen source and be filled with interface, venting port, vacuum drawn interface, charging opening and discharge port, described thermocouple is arranged in autoclave, and described hydrogen storehouse, hydrogen source are filled with on mouth, venting port, vacuum drawn interface and are respectively arranged with tensimeter or pressure transmitter.
As technique scheme supplement and perfect, the present invention also has following feature and advantage:
In described thermocouple 6, connect an AD converter I.AD converter is set, and is mainly in order can be enough connected with computer.
Described whipping appts 7 connects an AD converter II.AD converter is set, and is mainly in order can be enough connected with computer.
The pressure transmitter connecting on described hydrogen storehouse is pressure transmitter I.
It is pressure transmitter II that described hydrogen source is filled with mouthful pressure transmitter connecting.
The pressure transmitter that described venting port connects is pressure transmitter III.
The pressure transmitter that described vacuum drawn interface connects is pressure transmitter IV.
Described pressure transmitter I, II, III, IV and AD converter I are connected with computer by I/O interface with AD converter II.Arranging like this, is mainly to realize computer controlled automatic operation.
Two of technical solution of the present invention is to utilize above-mentioned rare earth alloy slurries hydrogen-storing device rare earth alloy slurries to be carried out to the method for Chu Qing.The method comprises the steps:
(1) charging: rare earth alloy raw material powder is added in autoclave;
(2) vacuumize: autoclave is vacuumized;
(3) priming reaction: be filled with high-purity hydrogen in autoclave, make rare earth alloy repeatedly carry out priming reaction under the effect of hydrogen;
(4) make slurries: in autoclave, add toluene, and start stirrer raw material in still is stirred, make rare earth alloy raw material in still form slurries;
(5) hydrogen abstraction reaction: be heated to 250-350 ℃ in autoclave, constantly stir simultaneously and constantly to reactor hydrogen make-up, make slurries constantly carry out hydrogen abstraction reaction;
(6) detect: the product after above-mentioned steps hydrogen abstraction reaction is sampled to detection;
(7) discharging: detect and reach standard-required, get final product discharging.
The present invention has the following advantages:
The present invention has not only solved the problems such as line clogging that solid rare earth alloy hydrogen storage technology causes because of alloy pulverization and volumetric expansion in engineering application and container break, overcome liquid storage hydrogen temperature required higher owing to adding dehydrogenation reaction, the actual hydrogen efficiency deficiency on the low side of releasing, by the adjusting of slurries middle-weight rare earths alloy and organic solvent, changed rare earth alloy slurries system performance, its hydrogen-storage amount is greatly improved, for making large-capacity and high-performance battery, provide battery material.
Accompanying drawing explanation:
Fig. 1 is rare earth alloy slurries hydrogen-storing device structural representation of the present invention.
Shown in figure: 1, hydrogen source bottle, 2, pipeline, 3, autoclave, 31, hydrogen source is filled with interface, 32, venting port, 33, vacuum drawn interface, 34, charging opening, 35, discharge port, 4, hydrogen storehouse, 5, computer, 51, I/O interface, 6, thermocouple, 61, AD converter I, 7, whipping appts, 71, AD converter II, 81, pressure transmitter I, 82, pressure transmitter II, 83, pressure transmitter III, 84, pressure transmitter IV.
Embodiment:
Below in conjunction with the drawings and specific embodiments, the invention will be further described:
As shown in Figure 1, a kind of rare earth alloy slurries liquid hydrogen-storing device, this device comprises hydrogen source bottle 1, pipeline 2, it is characterized in that, also comprises an autoclave 3, hydrogen storehouse 4, thermocouple 6, whipping appts 7.Described whipping appts 7 is to consist of motor and stirring rake, and described stirring rake is put 7 and entered in autoclave 3.On described autoclave 3, be provided with hydrogen source and be filled with interface 31, venting port 32, vacuum drawn interface 33 and charging opening 34 and discharge port 35, described thermocouple 6 is arranged in autoclave 3, described hydrogen storehouse 4 is connected with tensimeter or pressure transmitter I81, described hydrogen source is filled with mouth 31 and is connected with tensimeter or pressure transmitter II82, described venting port 32 is connected with tensimeter or pressure transmitter III83, and described vacuum drawn interface 33 is connected with tensimeter or pressure transmitter IV84.In described thermocouple 6, connect AD converter I61.Described whipping appts 7 connects AD converter II71.Described pressure transmitter I, II, III, IV and AD converter I are connected with computer 5 by I/O interface 51 with AD converter I II.
Two of technical solution of the present invention is to utilize above-mentioned rare earth alloy slurries hydrogen-storing device rare earth alloy slurries to be carried out to the method for Chu Qing.The method comprises the steps:
(1) charging: rare earth alloy raw material powder is added in autoclave;
(2) vacuumize: autoclave is vacuumized;
(3) priming reaction: be filled with high-purity hydrogen in autoclave, make rare earth alloy repeatedly carry out priming reaction under the effect of hydrogen; Requiring hydrogen purity is 99.99%; Add after hydrogen, make still internal pressure rise to 5.0-5.5Mpa;
(4) make slurries: in autoclave, add toluene, and start stirrer raw material in still is stirred, make rare earth alloy raw material in still form slurries; The add-on of toluene is is 1 by the mass ratio of rare earth alloy powder and toluene: 2.5-3, and mixing speed is not less than 1000r.P.m;
(5) hydrogen abstraction reaction: heat by thermocouple, make reaction under high pressure temperature in the kettle rise to 250-350 ℃, constantly stir simultaneously and constantly to reactor hydrogen make-up, make slurries constantly carry out hydrogen abstraction reaction; Require mixing speed to be not less than 1000r.P.m;
(6) detect: the product after above-mentioned steps hydrogen abstraction reaction is sampled to detection; Specification of quality is that the slurries rare earth alloy in reactor is fully inhaled hydrogen to state of saturation;
(7) discharging: reach standard-required, get final product discharging.
Embodiment
The present embodiment is to operate under computer controlled automatic:
(1) charging: take 10 kilograms of rare earth alloy raw material powders and add autoclave;
(2) vacuumize: by computer control evacuator, to autoclave extracting vacuum; Make to be in autoclave vacuum state;
(3) activation: by computer controlled hydrogen manufacturing storehouse, be slowly filled with high-purity hydrogen in autoclave, it is 99.99% that hydrogen purity requires; Add after hydrogen, still internal pressure increases, and by computer control still internal pressure, is 5.0Mpa, makes rare earth alloy powder and hydrogen produce priming reaction;
(4) make slurries: be the ratio of 1: 2.5 in mass ratio, take 25 kilograms of toluene.Toluene is added in autoclave, and it is under 1000r.P.m. condition that stirring velocity is set on computers, and starts stirrer raw material in still is stirred, and makes the raw material after activation and toluene formation slurries in still;
(5) hydrogen abstraction reaction: after slurries fully activate in still, it is 300 ℃ that reactor temperature is set on computers, and stirring velocity is under 1000r.P.m. condition, continues to reactor hydrogen make-up, makes slurries constantly carry out hydrogen abstraction reaction;
(6) detect: the product after above-mentioned steps hydrogen abstraction reaction is sampled to detection; Specification of quality is that the slurries in reactor are fully inhaled hydrogen to state of saturation; As undesirable, then proceed hydrogenation reaction, until meet the requirements;
(7) discharging: reach standard-required, get final product discharging.
Claims (3)
1. a rare earth alloy slurries liquid hydrogen-storing device, this device comprises hydrogen source bottle (1), pipeline (2), it is characterized in that, also comprise autoclave (3), hydrogen storehouse (4), thermocouple (6), whipping appts (7), on described autoclave (3), be provided with hydrogen source and be filled with interface (31), venting port (32), vacuum drawn interface (33), charging opening (34) and discharge port (35), described thermocouple (6) is arranged in autoclave (3), described hydrogen storehouse (4), hydrogen source is filled with mouthful (31), venting port (32), on vacuum drawn interface (33), be respectively arranged with tensimeter or pressure transmitter (81, 82, 83, 84).
2. a kind of rare earth alloy slurries liquid hydrogen-storing device as claimed in claim 1, is characterized in that, the upper AD converter I (61) that connects of described thermocouple (6).
3. a kind of rare earth alloy slurries liquid hydrogen-storing device as claimed in claim 1, is characterized in that, described whipping appts (7) connects an AD converter II (71).
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| CN201410239807.0A CN104016302B (en) | 2014-05-24 | 2014-05-24 | A kind of rare earth alloy slurries hydrogen-storing device and hydrogen storage method thereof |
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| CN201410239807.0A CN104016302B (en) | 2014-05-24 | 2014-05-24 | A kind of rare earth alloy slurries hydrogen-storing device and hydrogen storage method thereof |
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| CN104016302A true CN104016302A (en) | 2014-09-03 |
| CN104016302B CN104016302B (en) | 2016-05-04 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108131563A (en) * | 2017-11-22 | 2018-06-08 | 北京有色金属研究总院 | A kind of hydride hydrogen-storing cylinder with helical structure |
| CN113200515A (en) * | 2021-04-19 | 2021-08-03 | 有研工程技术研究院有限公司 | Hydrogen slurry material for storing and transporting hydrogen at normal temperature and normal pressure and hydrogen storage method |
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| CN1327152A (en) * | 2000-06-07 | 2001-12-19 | ***电子第十八研究所 | Comprehensive testing device and testing method for hydrogenation characteristics of mixed rare earth hydrogen storage alloy |
| US20040253514A1 (en) * | 2003-06-13 | 2004-12-16 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Hydrogen storage material |
| CN101823692A (en) * | 2010-04-20 | 2010-09-08 | 浙江大学 | Reversible hydrogen adsorption and desorption method using piperidine as media and device |
| CN101961631A (en) * | 2010-09-14 | 2011-02-02 | 浙江大学 | Device and method using aromatic compound to continuously absorb and discharge hydrogen |
| CN201815306U (en) * | 2010-09-14 | 2011-05-04 | 浙江大学 | Device utilizing aromatic compound to continuously absorb and emit hydrogen |
| CN102167284B (en) * | 2011-03-23 | 2012-11-28 | 浙江大学 | Light-metal composite hydrogen storage material and preparation method thereof |
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2014
- 2014-05-24 CN CN201410239807.0A patent/CN104016302B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1327152A (en) * | 2000-06-07 | 2001-12-19 | ***电子第十八研究所 | Comprehensive testing device and testing method for hydrogenation characteristics of mixed rare earth hydrogen storage alloy |
| US20040253514A1 (en) * | 2003-06-13 | 2004-12-16 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Hydrogen storage material |
| CN101823692A (en) * | 2010-04-20 | 2010-09-08 | 浙江大学 | Reversible hydrogen adsorption and desorption method using piperidine as media and device |
| CN101961631A (en) * | 2010-09-14 | 2011-02-02 | 浙江大学 | Device and method using aromatic compound to continuously absorb and discharge hydrogen |
| CN201815306U (en) * | 2010-09-14 | 2011-05-04 | 浙江大学 | Device utilizing aromatic compound to continuously absorb and emit hydrogen |
| CN102167284B (en) * | 2011-03-23 | 2012-11-28 | 浙江大学 | Light-metal composite hydrogen storage material and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108131563A (en) * | 2017-11-22 | 2018-06-08 | 北京有色金属研究总院 | A kind of hydride hydrogen-storing cylinder with helical structure |
| CN113200515A (en) * | 2021-04-19 | 2021-08-03 | 有研工程技术研究院有限公司 | Hydrogen slurry material for storing and transporting hydrogen at normal temperature and normal pressure and hydrogen storage method |
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| CN104016302B (en) | 2016-05-04 |
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