CN101139084A - Hydrogen production plant adopting photocatalysis - Google Patents
Hydrogen production plant adopting photocatalysis Download PDFInfo
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- CN101139084A CN101139084A CNA2007100726831A CN200710072683A CN101139084A CN 101139084 A CN101139084 A CN 101139084A CN A2007100726831 A CNA2007100726831 A CN A2007100726831A CN 200710072683 A CN200710072683 A CN 200710072683A CN 101139084 A CN101139084 A CN 101139084A
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Abstract
A hydrogen production device adopting photocatalysis relates to hydrogen production device which has solved the problems of unable continuous and stable hydrogen production, easy pollution and poor security of a prior hydrogen production device. A reaction vessel (3) of the invention is provided with an annular water cooler (8), and a light source (5) is arranged on the circle center of the annular water cooler (8). The annular water cooler (8) is communicated with an inlet branch and an outflow tube (11). A gas input pipeline (9) is provided with a manometer (4), a sampling valve (6) and an inert gases input valve (12). The input end of a recycle pump (1) is connected with the gas input pipeline (9) and the output end of the recycle pump (1) is connected with the input end of a gas balancer (7). The output end of the gas balancer (7) is communicated with the reaction vessel (3). One end of a gas output pipeline (13) is communicated with the reaction vessel (3) and the other end is communicated with the gas input pipeline (9). The invention can realize real time monitoring, and continuous and stable hydrogen production. The invention has the advantages of no pollution and good security.
Description
Technical field
The present invention relates to device for producing hydrogen, especially relate to UV-light, visible light and sunlight catalytic device for producing hydrogen.
Background technology
The structure of human energy system is constantly changing.At present, the mankind from based on liquid fuels such as oil, hydro carbons, are developed to the energy direction based on geseous fuel such as Sweet natural gas, hydrogen.This variation shows that since mid-term 21 century, human society will step into the hydrogen economy era gradually.Hydrogen, as a kind of reproducible secondary energy, its calorific value height, speed of response is fast, and the preparation approach is many, and storing mode is various, adapts to various industrial requirements.The by product of hydrogen after releasing energy is water, and be light to the pollution of environment.The energy problem that is faced in the human kind sustainable development is significant for solving.At present, the mode of hydrogen manufacturing is diversified, and compound reformation, decomposition, photodissociation or hydrolysis etc. are arranged, and also can pass through water electrolysis hydrogen production, or utilization is produced, and the hydrogen microorganism is fermented or photosynthesis is produced hydrogen.The solar energy photocatalytic hydrogen production by water decomposition, ununified, business-like device, and the most continous-stable that can not realize hydrogen manufacturing performance, easily contaminate environment, poor stability.
Summary of the invention
Existing photocatalysis hydrogen production device is ununified, business-like device in order to solve in the present invention, and the most continous-stables that can not realize hydrogen manufacturing performance, the problem of easy contaminate environment and poor stability, provide a kind of employing light-catalysed device for producing hydrogen, the concrete technical scheme that addresses the above problem is as follows:
The present invention comprises recycle pump 1, valve 2, pressure warning unit 4, sampling valve 6, gas inlet pipe road 9, water inlet pipe 10, rising pipe 11, gas input valve 12 and gas delivery conduit 13, it also includes reaction vessel 3, light source 5, gaseous equilibrium device 7 and magnetic stirring apparatus 14, reaction vessel 3 adopts quartzy, glass or stainless material are made, fill water and catalyzer in the wall chamber of reaction vessel 3, be provided with annular water cooler 8 in the reaction vessel 3, light source 5 is located at the circle centre position of annular water cooler 8, the upper end of annular water cooler 8 is communicated with circulation cooling water inlet pipe 10 and circulation cooling rising pipe 11, circulating water inlet 10 is connected with source of recycled water respectively with rising pipe 11, the bottom face of reaction vessel 3 is located at magnetic stirring apparatus 14 tops, gas inlet pipe road 9 is provided with pressure warning unit 4, sampling valve 6 and gas input valve 12, charge into gas in the pipeline, the input terminus of recycle pump 1 links to each other with gas inlet pipe road 9, the output terminal of recycle pump 1 is connected with the input terminus of gaseous equilibrium device 7, fill liquid in the gaseous equilibrium device 7, liquid is water, the output terminal of gaseous equilibrium device 7 is connected with reaction vessel 3, one end on gas output tube road 13 is connected with reaction vessel 3, the other end on gas output tube road 13 is connected with an end of valve 2, and the other end of valve 2 is communicated with gas inlet pipe road 9.
Advantage of the present invention is as follows: can adopt multiple light source, and it is very simple to change illuminating source; Reaction vessel 3 is built-in, and the light that light source is sent is fully used; But on-line real time monitoring, evaluation continous-stable; Feed shielding gas in real time, security is good.
Description of drawings
Fig. 1 is a structural representation of the present invention.16 is water drain valves among the figure, the 17th, and rubber closure.
Embodiment
Embodiment one: describe present embodiment in conjunction with Fig. 1.Present embodiment is by recycle pump 1, valve 2, reaction vessel 3, pressure warning unit 4, light source 5, sampling valve 6, gaseous equilibrium device 7, gas inlet pipe road 9, water inlet pipe 10, rising pipe 11, gas input valve 12, gas output tube road 13 and magnetic stirring apparatus 14 are formed, reaction vessel 3 adopts quartzy, glass or stainless material are made, in the wall chamber of reaction vessel 3 water and catalyzer are housed, be provided with annular water cooler 8 (quartz material makes and more helps seeing through of light) in the reaction vessel 3, light source 5 is located at the circle centre position of annular water cooler 8, light source 5 adopts high voltage mercury lamp or high pressure xenon lamp, the upper end of annular water cooler 8 is communicated with circulation cooling water inlet pipe 10 and circulation cooling rising pipe 11, circulating water inlet 10 is connected with source of recycled water respectively with rising pipe 11, the bottom face of reaction vessel 3 is located at magnetic stirring apparatus 14 tops, gas inlet pipe road 9 is provided with pressure warning unit 4, sampling valve 6 and gas input valve 12, charge into gas through gas input valve 12 in the pipeline, gas adopts rare gas element N
2Or Ar gas, the input terminus of recycle pump 1 links to each other with gas inlet pipe road 9, the output terminal of recycle pump 1 is connected with the input terminus of gaseous equilibrium device 7, fill liquid in the gaseous equilibrium device 7, liquid is water, and the output terminal of gaseous equilibrium device 7 is connected with reaction vessel 3, and an end on gas output tube road 13 is connected with reaction vessel 3, the other end on gas output tube road 13 is connected with an end of valve 2, and the other end of valve 2 is communicated with gas inlet pipe road 9.
Embodiment two: the difference of present embodiment and embodiment one is also to increase air cooler 15, and air cooler 15 is located at the top of reaction vessel 3.Guarantee the luminous of light stability and increase the service life.
Embodiment three: the difference of present embodiment and embodiment one is also to increase in reaction vessel 3 wall chambeies the hole sacrifice agent, and the hole sacrifice agent adopts methyl alcohol, and methyl alcohol accounts for 5～10% of water by mass percentage.
Embodiment four: the catalyzer of present embodiment is: NaTaO
3, KTaO
3, NaNbO
3Or KNbO
3
Embodiment five: in the reaction vessel 3 wall chambeies of present embodiment water and catalyzer by mass percentage catalyzer account for 0.025～0.125% of water.
Embodiment six: the elastomeric material sealing is adopted in the upper surface of the reaction vessel 3 of present embodiment.
Principle of work of the present invention:
In pipeline, feed rare gas element (N
2, Ar) the air emptying in will installing; ON cycle pump 1, magnetic stirring apparatus 14 (model is: 85-2 Changzhou Guohua Electric Appliance Co., Ltd. produces) and light source 5; Reaction vessel 3 begins promptly to obtain hydrogen after the reaction, and exports and detect at any time through sampling valve 6.
Photocatalytic hydrogen production by water decomposition is a kind of hydrogen manufacturing mode of cleanliness without any pollution, is Hydrogen Energy with conversion of solar energy, can form a kind of eucyclic energy system.
Claims (9)
1. one kind is adopted light-catalysed device for producing hydrogen, it comprises recycle pump (1), valve (2), pressure warning unit (4), sampling valve (6), gas inlet pipe road (9), water inlet pipe (10), rising pipe (11), gas input valve (12) and gas delivery conduit (13), it is characterized in that it also includes reaction vessel (3), light source (5), gaseous equilibrium device (7) and magnetic stirring apparatus (14), reaction vessel (3) adopts quartzy, glass or stainless material are made, fill water and catalyzer in the wall chamber of reaction vessel (3), be provided with annular water cooler (8) in the reaction vessel (3), light source (5) is located at the circle centre position of annular water cooler (8), the upper end of annular water cooler (8) is communicated with circulation cooling water inlet pipe (10) and circulation cooling rising pipe (11), circulating water inlet (10) is connected with source of recycled water respectively with rising pipe (11), the bottom face of reaction vessel (3) is located at magnetic stirring apparatus (14) top, gas inlet pipe road (9) is provided with pressure warning unit (4), sampling valve (6) and gas input valve (12), charge into gas in the pipeline, the input terminus of recycle pump (1) links to each other with gas inlet pipe road (9), the output terminal of recycle pump (1) is connected with the input terminus of gaseous equilibrium device (7), the gaseous equilibrium device fills liquid in (7), liquid is water, the output terminal of gaseous equilibrium device (7) is connected with reaction vessel (3), one end on gas output tube road (13) is connected with reaction vessel (3), the other end on gas output tube road (13) is connected with an end of valve (2), and the other end of valve (2) is communicated with gas inlet pipe road (9).
2. the light-catalysed device for producing hydrogen of a kind of employing according to claim 1 is characterized in that it also includes air cooler (15), and air cooler (15) is located at the top of reaction vessel (3).
3. the light-catalysed device for producing hydrogen of a kind of employing according to claim 1 is characterized in that also including the hole sacrifice agent in reaction vessel (3) wall chamber, and the hole sacrifice agent adopts methyl alcohol, and methyl alcohol accounts for 5～10% of water by mass percentage.
4. the light-catalysed device for producing hydrogen of a kind of employing according to claim 1 is characterized in that catalyzer is: NaTaO
3, KTaO
3, NaNbO
3Or KNbO
3
5. according to claim 1 or the light-catalysed device for producing hydrogen of 4 described a kind of employings, it is characterized in that in reaction vessel (3) the wall chamber water and catalyzer by mass percentage catalyzer account for 0.025～0.125% of water.
6. the light-catalysed device for producing hydrogen of a kind of employing according to claim 1 is characterized in that the liquid in the gaseous equilibrium device (7) is water.
7. the light-catalysed device for producing hydrogen of a kind of employing according to claim 1 is characterized in that light source (5) is high-pressure mercury light or high pressure xenon light.
8. the light-catalysed device for producing hydrogen of a kind of employing according to claim 1 is characterized in that the gas in the pipeline adopts rare gas element N
2Or Ar gas.
9. the light-catalysed device for producing hydrogen of a kind of employing according to claim 1 is characterized in that the elastomeric material sealing is adopted in the upper surface of reaction vessel (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100726831A CN100560476C (en) | 2007-08-20 | 2007-08-20 | The light-catalysed device for producing hydrogen of a kind of employing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100726831A CN100560476C (en) | 2007-08-20 | 2007-08-20 | The light-catalysed device for producing hydrogen of a kind of employing |
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| Publication Number | Publication Date |
|---|---|
| CN101139084A true CN101139084A (en) | 2008-03-12 |
| CN100560476C CN100560476C (en) | 2009-11-18 |
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|---|---|---|---|
| CNB2007100726831A Expired - Fee Related CN100560476C (en) | 2007-08-20 | 2007-08-20 | The light-catalysed device for producing hydrogen of a kind of employing |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102874751A (en) * | 2012-09-28 | 2013-01-16 | 华东理工大学 | Method for improving hydrogen production efficiency by means of water photolysis of silver bromide/titanium dioxide |
| WO2015007130A1 (en) | 2013-07-15 | 2015-01-22 | 中盈长江国际新能源投资有限公司 | Light-catalyzed reaction system by collecting sunlight |
| CN105923603A (en) * | 2016-04-26 | 2016-09-07 | 碧城（上海）新能源科技有限公司 | Safe synthetic hydrogen fuel and preparation method thereof |
| CN107585739A (en) * | 2017-08-30 | 2018-01-16 | 华中科技大学 | A kind of vehicle-mounted hydrogen production device based on microwave reforming methane steam |
| CN110467152A (en) * | 2019-08-30 | 2019-11-19 | 西安交通大学 | A kind of photo-thermal coupling fluid channel hydrogen making reaction device based on high optically focused point light source |
| CN114955993A (en) * | 2022-06-10 | 2022-08-30 | 天津大学 | Device for continuously producing hydrogen by photocatalytic degradation of polyester plastic |
-
2007
- 2007-08-20 CN CNB2007100726831A patent/CN100560476C/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102874751A (en) * | 2012-09-28 | 2013-01-16 | 华东理工大学 | Method for improving hydrogen production efficiency by means of water photolysis of silver bromide/titanium dioxide |
| WO2015007130A1 (en) | 2013-07-15 | 2015-01-22 | 中盈长江国际新能源投资有限公司 | Light-catalyzed reaction system by collecting sunlight |
| CN105923603A (en) * | 2016-04-26 | 2016-09-07 | 碧城（上海）新能源科技有限公司 | Safe synthetic hydrogen fuel and preparation method thereof |
| CN105923603B (en) * | 2016-04-26 | 2018-02-02 | 碧城（上海）新能源科技有限公司 | Safety-type synthesis hydrogen fuel and preparation method thereof |
| CN107585739A (en) * | 2017-08-30 | 2018-01-16 | 华中科技大学 | A kind of vehicle-mounted hydrogen production device based on microwave reforming methane steam |
| CN110467152A (en) * | 2019-08-30 | 2019-11-19 | 西安交通大学 | A kind of photo-thermal coupling fluid channel hydrogen making reaction device based on high optically focused point light source |
| CN110467152B (en) * | 2019-08-30 | 2021-02-26 | 西安交通大学 | Photo-thermal coupling micro-channel hydrogen production reaction device based on high-concentration point light source |
| CN114955993A (en) * | 2022-06-10 | 2022-08-30 | 天津大学 | Device for continuously producing hydrogen by photocatalytic degradation of polyester plastic |
| CN114955993B (en) * | 2022-06-10 | 2023-10-27 | 天津大学 | Device for continuously producing hydrogen by photocatalytic degradation of polyester plastics |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100560476C (en) | 2009-11-18 |
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Granted publication date: 20091118 Termination date: 20100820 |