阅读说明：本技术 一种生物质制氢洗气一体化装置 (Biomass hydrogen production and gas washing integrated device ) 是由 董燕萍 刘光华 毕晓涛 闫常峰 郭常青 陈艳霞 王志达 史言 王新强 于 2019-10-31 设计创作，主要内容包括：本发明公开了一种生物质制氢洗气一体化装置,包括反应罐、第一洗气罐和第二洗气罐,反应罐内置内罐体,内罐体底部连接蒸汽供应罐,蒸汽供应罐内有蒸汽发生室,内罐体的内壁设有传热柱,内罐体的内部还设有送风管,内罐体的顶部连通有输气管,在输气管上设有滤气盘和气体单向阀,输气管与第一洗气罐顶部连通,第一洗气罐通过连通管与第二洗气罐底部侧面处连通,第一洗气罐靠近底部处安装有隔板,隔板与第一洗气罐底部围合有分汽室,隔板设有若干均匀分布的出汽孔,蒸汽发生室的一侧顶部设有进水口,蒸汽发生室的另一侧顶部设有出汽口,出汽口连接蒸汽输送管通入到分汽室的底部。本发明对氢气中杂质进行有效去除,有效利用燃烧热量,便于管理。(The invention discloses a biomass hydrogen production and gas washing integrated device, which comprises a reaction tank, a first gas washing tank and a second gas washing tank, wherein an inner tank body is arranged in the reaction tank, the bottom of the inner tank body is connected with a steam supply tank, a steam generating chamber is arranged in the steam supply tank, the inner wall of the inner tank body is provided with a heat transfer column, an air supply pipe is also arranged in the inner tank body, the top of the inner tank body is communicated with a gas delivery pipe, be equipped with gas filter disc and gaseous check valve on the gas-supply pipe, gas-supply pipe and first gas washing tank top intercommunication, first gas washing tank passes through communicating pipe and second gas washing tank bottom side department intercommunication, first gas washing tank is close to bottom department and installs the baffle, the baffle encloses with first gas washing tank bottom and has closed the branch steam chamber, the baffle is equipped with a plurality of evenly distributed's steam outlet, one side top of steam generation room is equipped with the water inlet, the opposite side top of steam generation room is equipped with the steam outlet, the steam outlet is connected steam conveying pipe and is let in the bottom of dividing the steam chamber. The invention effectively removes impurities in the hydrogen, effectively utilizes combustion heat and is convenient to manage.)

1. The biomass hydrogen-making and gas-washing integrated device is characterized by comprising a reaction tank (1), a first gas washing tank (2) and a second gas washing tank (3), wherein an inner tank body (4) is arranged in the reaction tank (1), a steam supply tank (5) is fixed at the bottom of the inner tank body (4), a steam generation chamber (6) is arranged in the steam supply tank (5), a plurality of heat transfer columns (7) with bottoms communicated with the steam generation chamber (6) are arranged on the inner wall of the inner tank body (4), a metal sealing shell (8) is arranged on the outer side of each heat transfer column (7), an air supply pipe (22) is further arranged in the inner tank body (4), the bottom end of the air supply pipe (22) is communicated with the bottom of the reaction tank (1), an air supply blower (24) and an air control valve (23) are arranged on the air supply pipe (22), and an air supply pipe (14) is communicated with the top of the inner tank body (1), an air filtering disc (15) and an air one-way valve (26) are arranged on the air conveying pipe (14), the other end of the gas pipe (14) is communicated with the top of the first scrubbing gas tank (2), one side of the first scrubbing gas tank (2) close to the top is communicated with the side face of the bottom of the second scrubbing gas tank (3) through a communicating pipe (31), a clapboard (28) is arranged at the position of the first washing gas tank (2) close to the bottom, a steam separating chamber (29) is enclosed by the clapboard (28) and the bottom of the first washing gas tank (2), the clapboard (28) is provided with a plurality of steam outlets (30) which are evenly distributed, the top of one side of the steam generating chamber (6) is provided with a water inlet (12), the top of the other side of the steam generating chamber (6) is provided with a steam outlet (13), the steam outlet (13) is connected with a steam conveying pipe (25), and the other end of the steam conveying pipe (25) is communicated to the bottom of the steam distribution chamber (29).

2. The integrated device for hydrogen production and gas washing by biomass according to claim 1, characterized in that a slag hole (10) is formed in the bottom of the inner tank (4), the slag hole (10) is communicated with the bottom of the reaction tank (1), a material guide plate (11) is fixed on the side surface of the slag hole (10), and electric heating rings (9) are installed on the inner walls of the two sides of the inner tank (4).

3. The integrated device for hydrogen production and gas washing by biomass as claimed in claim 1, wherein the water inlet (12) is communicated with a water inlet pipe (21) with a cover which is communicated with the outside of the reaction tank (1).

4. The integrated device for hydrogen production and gas washing by biomass as claimed in claim 1, wherein a pressure gauge (27) is installed at the top of the first gas washing tank (2).

5. The integrated device for hydrogen production and gas washing by biomass as claimed in claim 1, wherein a drying box (33) is fixed on the top of the second gas washing tank (3), one side of the drying box (33) is communicated with the top of the second gas washing tank (3) through a pipeline, a drying agent is filled in the drying box (33), an air outlet (34) is arranged on the top of the drying box (33), and a sodium hydroxide solution is filled in the second gas washing tank (3).

6. The integrated device for hydrogen production and gas washing by biomass as claimed in claim 1, wherein the communicating pipe (31) is provided with an electromagnetic valve (32).

7. The integrated device for hydrogen production and gas washing by biomass as claimed in claim 1, wherein an arc-shaped opening (16) is formed in the side surface of the gas filtering disc (15), an adaptive arc-shaped cover plate (17) is hinged to the arc-shaped opening (16), a filter screen disc (18) is fixed on the inner side of the arc-shaped cover plate (17), and activated carbon is filled in the filter screen disc (18).

8. The integrated device for hydrogen production and gas washing by biomass as claimed in claims 1-2, wherein the top of the inner tank (4) is provided with a feed inlet (19) with a cover which is communicated with the top of the reaction tank (1), and the side surfaces of the reaction tank (1) and the inner tank (4) are provided with glass observation windows (20) with corresponding positions.

Technical Field

The invention relates to the technical field of biomass hydrogen production, in particular to a biomass hydrogen production and gas washing integrated device.

Background

Energy is one of the material bases for socioeconomic development and human progress. At present, fossil fuels such as petroleum, natural gas and coal are used as main energy sources for human, the energy sources belong to non-renewable energy sources, the reserves are very limited, and the energy sources face the danger of exhaustion according to the current consumption rate: meanwhile, in the process of utilizing fossil fuels for a long time, the discharged waste gas and waste residues cause severe environmental pollution and greenhouse effect. Therefore, it is urgent to seek clean new energy sources capable of replacing fossil fuels. In the exploration of developing new energy, hydrogen only generates water during combustion, does not generate any pollutant, and has the advantages of high energy density, high thermal conversion efficiency, low conveying cost and the like, which are recognized as one of the most potential new energy sources by the energy field.

Hydrogen is one of efficient pollution-free energy, and the preparation of hydrogen can be processed by waste plant straws, and hydrogen generated by the conventional biomass hydrogen production device contains a large amount of carbon monoxide and carbon dioxide impurities, so that the post-treatment process is troublesome, the processes are multiple, and the production cost is high.

An effective solution to the problems in the related art has not been proposed yet.

Disclosure of Invention

The invention aims to provide a biomass hydrogen production and gas washing integrated device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a biomass hydrogen production and gas washing integrated device comprises a reaction tank, a first gas washing tank and a second gas washing tank, wherein an inner tank body is arranged inside the reaction tank, a steam supply tank is fixed at the bottom of the inner tank body, a steam generation chamber is arranged inside the steam supply tank, a plurality of heat transfer columns with bottoms leading into the steam generation chamber are arranged on the inner wall of the inner tank body, a metal sealing shell is arranged outside the heat transfer columns, an air supply pipe is further arranged inside the inner tank body, the bottom end of the air supply pipe leads to the bottom of the reaction tank, an air feeder and an air control valve are arranged on the air supply pipe, the top of the inner tank body is communicated with a gas pipe, a filter disc and a gas one-way valve are arranged on the gas pipe, the other end of the gas pipe is communicated with the top of the first gas washing tank, one side of the first gas washing tank close to the top is communicated with the side face of the bottom of the second gas washing, first gas washing tank is close to bottom department and installs the baffle, the baffle encloses with first gas washing tank bottom and has closed the branch steam chamber, the baffle is equipped with a plurality of evenly distributed's play steam hole, one side top of steam generation room is equipped with the water inlet, the opposite side top of steam generation room is equipped with out the steam port, steam delivery pipe is connected to the steam port, steam delivery pipe's the other end lets in the bottom of branch steam chamber.

Further, the bottom of the inner tank body is provided with a slag hole, the slag hole is communicated with the bottom of the reaction tank, a material guide plate is fixed on the side face of the slag hole, and electric heating rings are installed on the inner walls of the two sides of the inner tank body.

Furthermore, the water inlet is communicated with a water inlet pipe with a cover and communicated to the outer side of the reaction tank.

Further, a pressure gauge is installed at the top of the first scrubbing tank.

Furthermore, a drying box is fixed to the top of the second washing tank, one side of the drying box is communicated with the top of the second washing tank through a pipeline, a drying agent is filled in the drying box, an air outlet is formed in the top of the drying box, and a sodium hydroxide solution is filled in the second washing tank.

Furthermore, an electromagnetic valve is arranged on the communicating pipe.

Further, an arc-shaped opening is formed in the side face of the air filtering disc, an arc-shaped cover plate matched with the arc-shaped opening is hinged to the arc-shaped opening, a filter screen disc is fixed to the inner side of the arc-shaped cover plate, and activated carbon is arranged in the filter screen disc.

Furthermore, the top of the inner tank body is provided with a feed inlet with a cover which is communicated with the top of the reaction tank, and the side surfaces of the reaction tank and the inner tank body are provided with glass observation windows with corresponding positions.

Compared with the prior art, the invention has the following beneficial effects: the biomass is subjected to internal reaction and pyrolysis through the heating action of the electric heating ring of the inner tank body, the air feeder conveys oxygen to the inner tank body, the air control valve can adjust the oxygen inlet amount, the heat transfer column obtains heat to heat water in the steam generation chamber, the water steam enters the steam splitting chamber, generated hydrogen, carbon dioxide, carbon monoxide gas and impurities are filtered by the air filtering disc and then are introduced into the first gas washing tank to be contacted with high-temperature steam separated from the steam outlet hole of the steam splitting chamber, the carbon monoxide reacts with the water steam at high temperature to produce carbon dioxide, the electromagnetic valve is closed to enable the carbon monoxide to fully react with the water steam at high temperature, the pressure of the pressure gauge provides basis for a worker to judge the reaction time, the reacted carbon dioxide and hydrogen enter the second gas washing tank, the carbon dioxide is removed, and the hydrogen enters the drying box to be dried to realize integrated hydrogen production, the efficiency of biomass hydrogen manufacturing is improved, the process of gas washing is simplified, the hydrogen purity is high, and the staff's management of being convenient for.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an integrated biomass hydrogen production and gas washing device according to an embodiment of the invention.

Fig. 2 is a schematic structural diagram of the internal tank body of the integrated device for hydrogen production and gas washing from biomass according to the embodiment of the invention.

Fig. 3 is a schematic structural diagram of the internal structure of a first scrubbing tank of an integrated device for hydrogen production from biomass and scrubbing according to an embodiment of the invention.

Reference numerals:

1. a reaction tank; 2. a first scrubber tank; 3. a second scrubber tank; 4. an inner tank body; 5. a steam supply tank; 6. a steam generating chamber; 7. a heat transfer column; 8. a metal seal housing; 9. an electric heating ring; 10. a slag outlet; 11. A material guide plate; 12. a water inlet; 13. a steam outlet; 14. a gas delivery pipe; 15. a gas filtering disc; 16. an arc-shaped opening; 17. an arc-shaped cover plate; 18. a filter screen disc; 19. a feed inlet; 20. a glass viewing window; 21. a water inlet pipe; 22. an air supply pipe; 23. an air control valve; 24. a blower; 25. a steam delivery pipe; 26. a gas check valve; 27. a pressure gauge; 28. a partition plate; 29. a steam separating chamber; 30. a steam outlet; 31. a communicating pipe; 32. an electromagnetic valve; 33. a drying oven; 34. and an air outlet.

Detailed Description

The invention is further described with reference to the following drawings and detailed description:

referring to fig. 1-3, the integrated device for hydrogen production and gas washing from biomass according to the embodiment of the present invention includes a reaction tank 1, a first gas washing tank 2 and a second gas washing tank 3, an inner tank 4 is disposed inside the reaction tank 1, a steam supply tank 5 is fixed at the bottom of the inner tank 4, a steam generation chamber 6 is disposed inside the steam supply tank 5, a plurality of heat transfer columns 7 whose bottoms are introduced into the steam generation chamber 6 are disposed on the inner wall of the inner tank 4 for heating water in the steam generation chamber 6, a metal sealing shell 8 is disposed outside the heat transfer columns 7 for sealing the inner tank 4 and the steam supply tank 5, an air supply pipe 22 is further disposed inside the inner tank 4, the bottom end of the air supply pipe 22 is communicated with the bottom of the reaction tank 1, an air blower 24 and an air control valve 23 are disposed on the air supply pipe 22 for facilitating control of oxygen amount, the top of the inner tank 1 is communicated with an air supply pipe 14, the air conveying pipe 14 is provided with an air filtering disc 15 and an air one-way valve 26 to avoid air backflow, the other end of the gas pipe 14 is communicated with the top of the first washing gas tank 2, one side of the first washing gas tank 2 close to the top is communicated with the side surface of the bottom of the second washing gas tank 3 through a communicating pipe 31, a clapboard 28 is arranged at the position of the first gas washing tank 2 close to the bottom, a steam separating chamber 29 is enclosed by the clapboard 28 and the bottom of the first gas washing tank 2, the clapboard 28 is provided with a plurality of steam outlets 30 which are evenly distributed, so that the steam can be in full contact reaction with the generated hydrogen gas, carbon dioxide and carbon monoxide gas, a water inlet 12 is arranged at the top of one side of the steam generating chamber 6 to supply water for the steam generating chamber 6, a steam outlet 13 is arranged at the top of the other side of the steam generating chamber 6, the steam outlet 13 is connected with a steam conveying pipe 25, and the other end of the steam conveying pipe 25 is communicated to the bottom of the steam distributing chamber 29.

According to the scheme of the invention, the bottom of the inner tank body 4 is provided with the slag hole 10, the slag hole 10 is communicated with the bottom of the reaction tank 1, the side surface of the slag hole 10 is fixed with the guide plate 11, so that slag is convenient to remove, and the inner walls of the two sides of the inner tank body 4 are provided with the electric heating rings 9 for providing a heat source for biomass pyrolysis.

Through the scheme of the invention, the water inlet 12 is communicated with the water inlet pipe 21 with the cover and communicated to the outer side of the reaction tank 1, so that water can be added by managers conveniently.

Through the scheme of the invention, the pressure gauge 27 is arranged at the top of the first scrubbing tank 2, so that a manager can check that the internal pressure of the first scrubbing tank 2 is within the safe pressure to judge the reaction time.

According to the scheme of the invention, the drying box 33 is fixed on the top of the second gas washing tank 3, one side of the drying box 33 is communicated with the top of the second gas washing tank 3 through a pipeline, the drying agent is filled in the drying box 33 to remove moisture in the hydrogen, the top of the drying box 33 is provided with the gas outlet 34, and the sodium hydroxide solution is filled in the second gas washing tank 3 to remove carbon dioxide gas in the hydrogen so as to obtain pure hydrogen.

Through the above scheme of the present invention, the electromagnetic valve 32 is disposed on the communication pipe 31 to facilitate controlling the opening and closing of the communication pipe 31.

According to the scheme of the invention, the side surface of the air filtering disc 15 is provided with the arc-shaped opening 16, the arc-shaped opening 16 is hinged with the adaptive arc-shaped cover plate 17, the inner side of the arc-shaped cover plate 17 is fixed with the filter screen disc 18, the filter screen disc 18 is filled with the activated carbon, the arc-shaped cover plate 17 is convenient for taking out the filter screen disc 18 to clean impurities, the management of managers is facilitated, and the activated carbon adsorbs the impurities.

According to the scheme of the invention, the top of the inner tank body 4 is provided with a feed inlet 19 with a cover and communicated with the top of the reaction tank 1 for adding biomass such as plant straws, and the side surfaces of the reaction tank 1 and the inner tank body 4 are provided with glass observation windows 20 corresponding in position, so that managers can conveniently check the inside of the reaction tank 1 and the inner tank body.

In specific application, the biomass is pyrolyzed in an internal reaction under the heating action of the electric heating ring 9 of the inner tank body 4, the air feeder 24 conveys oxygen to the inner tank body 4, the air control valve 23 can adjust the oxygen inlet amount, the heat transfer column 7 obtains the heat of the electric heating ring 9 to heat water in the steam generating chamber 6, the steam enters the steam dividing chamber 29, the generated hydrogen, carbon dioxide, carbon monoxide gas and impurities are filtered by the air filtering disc 15, then the impurities are introduced into the first gas washing tank 2 to be contacted with high-temperature steam separated from the steam outlet 30 of the steam dividing chamber 29, the carbon monoxide reacts with the steam at high temperature to generate carbon dioxide, the electromagnetic valve 32 is closed to ensure that the carbon monoxide fully reacts with the steam at high temperature, the pressure of the pressure gauge 27 provides basis for a worker to judge the reaction time, the reacted carbon dioxide and hydrogen enter the second gas washing tank 3, and the carbon dioxide is removed, the integrated hydrogen production can be realized by drying the pure hydrogen in the drying box 33, the efficiency of biomass hydrogen production is improved, the gas washing process is simplified, the purity of the hydrogen is high, and the management of workers is convenient.

In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.