CN104477844A - Method for producing hydrogen by decomposing water with plasma - Google Patents
Method for producing hydrogen by decomposing water with plasma Download PDFInfo
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- CN104477844A CN104477844A CN201410753496.XA CN201410753496A CN104477844A CN 104477844 A CN104477844 A CN 104477844A CN 201410753496 A CN201410753496 A CN 201410753496A CN 104477844 A CN104477844 A CN 104477844A
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- plasma
- electrode
- water
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- hydrogen
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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
Abstract
The invention discloses a method for producing hydrogen by decomposing water with plasma. The method comprises the following steps: atomizing water and argon gas, and then tangentially introducing into a plasma generator comprising a central electrode, a polytetrafluoroethylene layer, an outer electrode, an outer wall of a cylinder, a feed inlet and a gas outlet; and applying high voltage to the electrodes in the plasma generator, producing non-thermoelectric arc plasma, inducing the water to perform chemical reaction by the plasma and producing hydrogen-rich gas. The main parts adopted by the method disclosed by the invention are made of metal and insulating materials, so that the equipment investment is low; and the consumption of electric energy and the loss of the electrodes can be greatly reduced by the produced non-thermoelectric arc plasma, the hydrogen-rich gas can be effectively produced by decomposing the water with the plasma and the method is used for producing the hydrogen on site.
Description
Technical field
The present invention relates to hydrogen producing technology, particularly relate to a kind of plasma decomposes water hydrogen production process.
Background technology
In order to solve the energy and weather challenge, the mankind thoroughly must not rely on fossil oil.Up to now, go back the perfect formula of neither one and solve these complicated energy and Climatic issues.As energy carrier, hydrogen likely solves many-sided energy problem perhaps, and it meets the energy demand without Carbon emission.But these energy of hydrogen and environmental advantage, depend on how hydrogen produces.At present by reforming methane in the production of 95% hydrogen, a non-renewable process.Other 5% hydrogen is mainly prepared by conventional electrolysis, and the main shortcoming of electrolysis one needs catalyzer, and catalyzer is normally expensive, as platinum catalyst.Therefore, the renewable hydrogen of developing low-cost is the direction being badly in need of paying close attention to.
Summary of the invention
For solving the problem, the present invention proposes a kind of plasma decomposes water hydrogen production process.
The present invention, for reaching above object, is realized by following technical scheme:
There is provided a kind of plasma decomposes water hydrogen production process: 1) water and argon gas are introduced plasma generator after being atomized; 2) electrode in plasma generator imposes high-voltage, central electrode and outer electrode are under high voltage electric effect, center electrode tip and the narrowest place of outer electrode produce and puncture electric arc, its water at eddy flow and the following high speed rotating of argon gas spraying promotion sweep away limit, inter-electrode space and move to producer downstream, until the long cancellation of electric arc, said process constantly circulates, and produces Non-thermal arc plasma body, plasma inducing floods and chemical decomposition reaction occurs, and produces hydrogen rich gas.
Described plasma generator, comprises central electrode, polytetrafluoroethylene floor, outer electrode, cylinder outer wall, opening for feed and air outlet; The central electrode of producer, polytetrafluoroethylene floor, outer electrode, cylinder outer wall and air outlet axis are all positioned on cylinder outer wall axis, and wherein central electrode is the cuspidated copper rod of a band, and dispatch from foreign news agency is a bronze medal de Laval noz(zle) very, and cylinder outer wall is stainless steel tube; Central electrode and outer electrode are separated by polytetrafluoroethylene floor, the narrowest distance 0.5-5mm between two electrodes; Water and argon gas tangentially enter plasma generator by the opening for feed be fixed on cylinder outer wall.
Under argon gas exists, the primary product of plasma decomposes water is H
2and H
2o
2.
It is little that the present invention has volume, and efficiency is high, good stability, high reliability, can effectively carry out plasma decomposes water and produce hydrogen rich gas, for on-the-spot hydrogen manufacturing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In Fig. 1: 1 central electrode, 2 polytetrafluoroethylene floors, 3 outer electrodes, 4 cylinder outer walls, 5 opening for feeds, 6 air outlets.
Embodiment
Embodiment
As shown in Figure 1, the present invention includes central electrode 1, polytetrafluoroethylene floor 2, outer electrode 3, cylinder outer wall 4, opening for feed 5 and air outlet 6; The central electrode 1 of device, polytetrafluoroethylene floor 2, outer electrode 3, cylinder outer wall 4 and air outlet 6 axis are all positioned on cylinder outer wall 3 axis, wherein central electrode 1 is the cuspidated copper rod of a band (diameter 6mm), outer electrode 3 is a bronze medal de Laval noz(zle) (long 100mm, throat diameter 7mm), cylinder outer wall 3 is stainless steel tube (diameter 42mm, long 150mm); Central electrode 1 and outer electrode 3 are separated by polytetrafluoroethylene floor 2, the narrowest distance 0.5mm between two electrodes.
Plasma generator is introduced by opening for feed 5 by after water and argon gas atomization; Electrode in plasma generator imposes 5kV AC high voltage, central electrode and outer electrode are under action of high voltage, center electrode tip and the narrowest place of outer electrode produce and puncture electric arc, its water at eddy flow and the following high speed rotating of argon gas spraying promotion sweep away limit, inter-electrode space and move to producer downstream, until the long cancellation of electric arc, said process constantly circulates, and produces Non-thermal arc plasma body, plasma inducing floods and chemical decomposition reaction occurs, and produces hydrogen rich gas and is discharged by air outlet 6.In experimentation, when discharge is 22mL/min, the productive rate of hydrogen is 0.6 μm of oles/s, and hydrogen production potential is 14g/kWh.Compared with other plasma techniques, the Non-thermal arc plasma body that the present invention produces can reduce concrete power consumption and export license greatly, and these are vital in industrial application.
Claims (2)
1. a plasma decomposes water hydrogen production process, is characterized in that the step of the method is as follows: water and argon gas are introduced plasma generator after being atomized; Electrode in plasma generator imposes high-voltage, central electrode and outer electrode are under high voltage electric effect, center electrode tip and the narrowest place of outer electrode produce and puncture electric arc, its water at eddy flow and the following high speed rotating of argon gas spraying promotion sweep away limit, inter-electrode space and move to producer downstream, until the long cancellation of electric arc, said process constantly circulates, and produces Non-thermal arc plasma body, plasma inducing floods and chemical decomposition reaction occurs, and produces hydrogen rich gas.
2. a kind of plasma decomposes water hydrogen production process according to claim 1, is characterized in that described plasma generator, comprises central electrode, polytetrafluoroethylene floor, outer electrode, cylinder outer wall, opening for feed and air outlet; The central electrode of producer, polytetrafluoroethylene floor, outer electrode, cylinder outer wall and air outlet axis are all positioned on cylinder outer wall axis, and wherein central electrode is the cuspidated copper rod of a band, and dispatch from foreign news agency is a bronze medal de Laval noz(zle) very, and cylinder outer wall is stainless steel tube; Central electrode and outer electrode are separated by polytetrafluoroethylene floor, the narrowest distance 0.5-5mm between two electrodes; Water and argon gas tangentially enter plasma generator by the opening for feed be fixed on cylinder outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410753496.XA CN104477844A (en) | 2014-12-02 | 2014-12-02 | Method for producing hydrogen by decomposing water with plasma |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410753496.XA CN104477844A (en) | 2014-12-02 | 2014-12-02 | Method for producing hydrogen by decomposing water with plasma |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104477844A true CN104477844A (en) | 2015-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410753496.XA Pending CN104477844A (en) | 2014-12-02 | 2014-12-02 | Method for producing hydrogen by decomposing water with plasma |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107324278A (en) * | 2016-07-06 | 2017-11-07 | 刘颖姝 | High voltage electro-catalysis discharge reactor, hydrogen generating system and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5622602A (en) * | 1979-07-26 | 1981-03-03 | Akiyama Morio | Water dissociating method utilizing plasma in water |
| US5993761A (en) * | 1997-01-13 | 1999-11-30 | Laxarco Holding, Ltd. | Conversion of hydrocarbons assisted by gliding electric arcs in the presence of water vapor and/or carbon dioxide |
| JP2003024770A (en) * | 2001-07-11 | 2003-01-28 | Daido Steel Co Ltd | Apparatus and method for converting material by using catalyst |
| CN101279715A (en) * | 2008-05-29 | 2008-10-08 | 中山大学 | Device for removing volatile organic matter and generating hydrogen with non-equilibrium plasma |
| CN101284644A (en) * | 2007-06-04 | 2008-10-15 | 周开根 | Low temperature plasma hydrogen preparing method, process and apparatus using water as raw material |
| CN101844744A (en) * | 2010-04-13 | 2010-09-29 | 浙江大学 | Hydrogen production device through reforming methane by using collaborative drive rotation sliding arc discharge plasma |
| CN104013985A (en) * | 2014-06-24 | 2014-09-03 | 中山大学 | Portable micro-plasma sterilizer |
-
2014
- 2014-12-02 CN CN201410753496.XA patent/CN104477844A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5622602A (en) * | 1979-07-26 | 1981-03-03 | Akiyama Morio | Water dissociating method utilizing plasma in water |
| US5993761A (en) * | 1997-01-13 | 1999-11-30 | Laxarco Holding, Ltd. | Conversion of hydrocarbons assisted by gliding electric arcs in the presence of water vapor and/or carbon dioxide |
| JP2003024770A (en) * | 2001-07-11 | 2003-01-28 | Daido Steel Co Ltd | Apparatus and method for converting material by using catalyst |
| CN101284644A (en) * | 2007-06-04 | 2008-10-15 | 周开根 | Low temperature plasma hydrogen preparing method, process and apparatus using water as raw material |
| CN101279715A (en) * | 2008-05-29 | 2008-10-08 | 中山大学 | Device for removing volatile organic matter and generating hydrogen with non-equilibrium plasma |
| CN101844744A (en) * | 2010-04-13 | 2010-09-29 | 浙江大学 | Hydrogen production device through reforming methane by using collaborative drive rotation sliding arc discharge plasma |
| CN104013985A (en) * | 2014-06-24 | 2014-09-03 | 中山大学 | Portable micro-plasma sterilizer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107324278A (en) * | 2016-07-06 | 2017-11-07 | 刘颖姝 | High voltage electro-catalysis discharge reactor, hydrogen generating system and method |
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Application publication date: 20150401 |
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