CN214243808U

CN214243808U - Methanol steam reforming hydrogen production equipment

Info

Publication number: CN214243808U
Application number: CN202022738575.7U
Authority: CN
Inventors: 张成明
Original assignee: Nanjing Bernhard New Energy Research Institute Co Ltd
Current assignee: Nanjing Bernhard New Energy Research Institute Co Ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-09-21
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a methanol steam reforming hydrogen production equipment relates to methanol steam technical field, and for solving current methanol steam reforming hydrogen production equipment structure complicacy, performance is perfect problem inadequately. The methanol liquid stores internally mounted of raw material case below has the transfer line, the heat exchanger is installed to the one end of transfer line, the vaporizer is installed to one side of heat exchanger, the externally mounted of vaporizer has the heat preservation dustcoat, the intermediate position department of vaporizer top installs the gas-supply pipe, the reforming chamber is installed to the one end of gas-supply pipe, the separation rose box is installed to one side of reforming chamber, the inside of separation rose box top is provided with the gas vent.

Description

Methanol steam reforming hydrogen production equipment

Technical Field

The utility model relates to a methanol steam technical field specifically is a methanol steam reforming hydrogen manufacturing equipment.

Background

In order to reduce energy consumption and cost in chemical production and replace the process of 'electrolysis of water to prepare hydrogen' called 'electric tiger', the advanced methanol steam reforming-pressure swing adsorption technology is utilized to prepare pure hydrogen and mixed gas rich in carbon dioxide, and hydrogen and carbon dioxide gas can be obtained simultaneously through further post-treatment; methanol vapor reforming refers to a process in which methanol vapor is recombined after undergoing a physicochemical reaction; there are three ways to produce hydrogen from methanol: methanol decomposition, partial oxidation of methanol and steam reforming of methanol; the methanol steam recombination hydrogen production has high hydrogen yield, reasonable energy utilization, simple process control and convenient industrial operation and is more adopted; the methanol steam reforming process can use an isothermal reaction system and can also use an adiabatic reaction system; the isothermal reaction system adopts a tubular reactor, a heat carrier is filled in a tube shell for heat exchange, and a constant temperature reaction is kept; in an adiabatic reaction system, a mixture of steam and methanol is passed through a series of adiabatic catalyst beds with heat exchangers disposed between the beds.

However, the existing methanol steam reforming hydrogen production equipment has a complex structure and is not perfect in use performance; therefore, the existing requirements are not met, and a methanol steam reforming hydrogen production device is provided for the equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a methanol steam reforming hydrogen production equipment to it is complicated to propose current methanol steam reforming hydrogen production equipment structure in the above-mentioned background art to solve, and performance is perfect problem inadequately.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a methanol steam reforming hydrogen production equipment, stores raw material tank including methanol liquid, methanol liquid stores the internally mounted of raw material tank below has the transfer line, the heat exchanger is installed to the one end of transfer line, the vaporizer is installed to one side of heat exchanger, the externally mounted of vaporizer has the heat preservation dustcoat, the intermediate position department of vaporizer top installs the gas-supply pipe, the reformer is installed to the one end of gas-supply pipe, the separation rose box is installed to one side of reformer, the inside of separation rose box top is provided with the gas vent.

Preferably, a liquid outlet is arranged in the lower portion of the methanol liquid storage raw material tank, and an adjusting valve is mounted at the front end of the liquid outlet.

Preferably, an observation window is installed inside the front end of the reforming chamber, an adding port is formed inside one side above the reforming chamber, a heat-insulating inner container is installed inside the reforming chamber, and a heating pipe is installed in the middle of the inside of the heat-insulating inner container.

Preferably, the internally mounted of former feed tank is stored to methyl alcohol liquid has anticorrosive inner bag, the filter screen is installed to the inside top of anticorrosive inner bag, former feed tank and the equal fixed connection of filter screen are stored to anticorrosive inner bag and methyl alcohol liquid.

Preferably, the internally mounted of heat preservation dustcoat has the hot plate, the internally mounted of vaporizer has the heater, the cloth liquid board is all installed to the inside both sides of heater, the imbibition cotton is installed to the below of cloth liquid board, the connection is pasted to cloth liquid board and imbibition cotton, the inside of cloth liquid board is provided with the guiding gutter, the guiding gutter is provided with a plurality of, and a plurality of guiding gutter distributes in proper order.

Preferably, a honeycomb filter block is arranged below the inside of the separation filter box, and a filter membrane is arranged above the honeycomb filter block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up heat exchanger, vaporizer, hot plate and heater, during the use, carry out the heat transfer to methyl alcohol stoste through the heat exchanger for the liquid after preheating is discharged and is vaporized in the vaporizer, and hot plate and heater work are heated liquid, make methyl alcohol stoste be heated more evenly, and thermal insulation performance is good, can evaporate out the gas in the methyl alcohol stoste, can be better carry out follow-up hydrogen manufacturing work, overall structure is simple, and the practicality is strong;

2. the utility model discloses a heating pipe has been set up, the honeycomb filter block, filter membrane and cloth liquid board, during the use, the cloth liquid board has the effect of cloth liquid to liquid, liquid is because the gravity reason adheres to on the cloth liquid board, more enough better vaporization, further heat gas through the heating pipe, make recombination after the physicochemical reaction that gas can be better, last gas filters through the honeycomb filter block, make gas purer, gas filters through the filter membrane again, make the treatment effect better, whole performance is perfect.

Drawings

FIG. 1 is a front view of a methanol steam reforming hydrogen production apparatus of the present invention;

FIG. 2 is a sectional view of a methanol steam reforming hydrogen production apparatus of the present invention;

fig. 3 is a perspective view of the liquid distribution plate of the present invention.

In the figure: 1. a methanol liquid storage raw material tank; 2. a transfusion tube; 3. a liquid discharge port; 4. adjusting a valve; 5. a heat exchanger; 6. a vaporization chamber; 7. a heat-insulating outer cover; 8. a gas delivery pipe; 9. an observation window; 10. an addition port; 11. a reforming chamber; 12. separating the filter box; 13. an exhaust port; 14. an anti-corrosion liner; 15. a filter screen; 16. heating plates; 17. a heater; 18. a liquid distribution plate; 19. a heat preservation liner; 20. heating a tube; 21. a honeycomb filter block; 22. filtering the membrane; 23. a diversion trench; 24. and (4) absorbing liquid cotton.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a methanol steam reforming hydrogen production equipment, store raw material tank 1 including methanol liquid, methanol liquid stores internally mounted of raw material tank 1 below has transfer line 2, heat exchanger 5 is installed to the one end of transfer line 2, vaporizer 6 is installed to one side of heat exchanger 5, the externally mounted of vaporizer 6 has heat preservation dustcoat 7, the heat insulating ability is good, the intermediate position department of vaporizer 6 top installs gas-supply pipe 8, reformer 11 is installed to the one end of gas-supply pipe 8, separation rose box 12 is installed to one side of reformer 11, the inside of separation rose box 12 top is provided with gas vent 13, convenient to use.

Further, the inside of raw material tank 1 below is stored to methyl alcohol liquid is provided with leakage fluid dram 3, and governing valve 4, convenient to use are installed to the front end of leakage fluid dram 3.

Furthermore, an observation window 9 is arranged inside the front end of the reforming chamber 11, an adding port 10 is arranged inside one side above the reforming chamber 11, a heat-insulating inner container 19 is arranged inside the reforming chamber 11, and a heating pipe 20 is arranged in the middle of the inside of the heat-insulating inner container 19, so that the practicability is high.

Further, the internally mounted of former feed tank 1 is stored to methyl alcohol liquid has anticorrosive inner bag 14, and filter screen 15 is installed to the inside top of anticorrosive inner bag 14, and former feed tank 1 is stored with methyl alcohol liquid and the equal fixed connection of filter screen 15 to anticorrosive inner bag 14, connects stably, reliably.

Further, the internally mounted of heat preservation dustcoat 7 has hot plate 16, the internally mounted of vaporizer 6 has heater 17, liquid distribution board 18 is all installed to the inside both sides of heater 17, the cotton 24 of imbibition is installed to the below of liquid distribution board 18, liquid distribution board 18 and the cotton 24 of imbibition are pasted and are connected, the inside of liquid distribution board 18 is provided with guiding gutter 23, guiding gutter 23 is provided with a plurality of, and a plurality of guiding gutter 23 distributes in proper order, overall structure is stable.

Further, a honeycomb filter block 21 is arranged below the inside of the separation filter box 12, and a filter membrane 22 is arranged above the honeycomb filter block 21, so that the filter effect is good.

The working principle is as follows: when the device is used, a methanol stock solution is stored in the methanol liquid storage stock tank 1, the corrosion-resistant inner container 14 has strong corrosion resistance, the stock solution is filtered by the filter screen 15, the methanol stock solution is guided into the heat exchanger 5 from the liquid discharge port 3 through the liquid conveying pipe 2 to exchange heat by rotating the regulating valve 4, the methanol stock solution after heat exchange is guided into the vaporizing chamber 6, the heating plate 16 and the heater 17 are started, the heating plate 16 and the heater 17 start to heat the methanol stock solution to vaporize the stock solution, the heat-insulating outer cover 7 has good heat-insulating effect, the methanol stock solution is distributed through the liquid distributing plate 18 and is discharged through the diversion trench 23, the liquid absorbing cotton 24 has the liquid absorbing effect and can absorb water in the gas, the vaporizing effect is better, the vaporized gas is discharged into the reforming chamber 11 through the gas conveying pipe 8, the working condition of the inside can be observed through the observation window 9, the adding port 10 is opened to add a catalyst to facilitate hydrogen production, the heat preservation inner bag 19 has the heat preservation effect, starts heating pipe 20, and heating pipe 20 work heating further heats gas for gas can be better through recombination behind the physical chemistry reaction, and inside the gas discharge separation rose box 12 that proposes, loop through honeycomb filter block 21 and filter membrane 22 and filter, make the gas purity of output higher in the follow-up processing hydrogen manufacturing in the gas vent 13.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a methanol steam reforming hydrogen production equipment, includes that methanol liquid stores raw materials case (1), its characterized in that: the methanol liquid stores internally mounted of raw materials case (1) below has transfer line (2), heat exchanger (5) are installed to the one end of transfer line (2), vaporizer (6) are installed to one side of heat exchanger (5), the externally mounted of vaporizer (6) has heat preservation dustcoat (7), the intermediate position department of vaporizer (6) top installs gas-supply pipe (8), reformer (11) are installed to the one end of gas-supply pipe (8), separation filter case (12) are installed to one side of reformer (11), the inside of separation filter case (12) top is provided with gas vent (13).

2. The apparatus of claim 1, wherein: a liquid outlet (3) is formed in the inner part below the methanol liquid storage raw material tank (1), and an adjusting valve (4) is installed at the front end of the liquid outlet (3).

3. The apparatus of claim 1, wherein: the inside mounting of reforming chamber (11) front end has observation window (9), the inside of reforming chamber (11) top one side is provided with interpolation mouth (10), the internally mounted of reforming chamber (11) has heat preservation inner bag (19), heating pipe (20) are installed to the inside intermediate position department of heat preservation inner bag (19).

4. The apparatus of claim 1, wherein: the inside mounting that raw material tank (1) was stored to methyl alcohol liquid has anticorrosive inner bag (14), filter screen (15) are installed to the inside top of anticorrosive inner bag (14), raw material tank (1) and the equal fixed connection of filter screen (15) are stored with methyl alcohol liquid in anticorrosive inner bag (14).

5. The apparatus of claim 1, wherein: the internally mounted of heat preservation dustcoat (7) has hot plate (16), the internally mounted of vaporizer (6) has heater (17), cloth liquid board (18) are all installed to the inside both sides of heater (17), imbibition cotton (24) are installed to the below of cloth liquid board (18), cloth liquid board (18) and imbibition cotton (24) paste the connection, the inside of cloth liquid board (18) is provided with guiding gutter (23), guiding gutter (23) are provided with a plurality of, and a plurality of guiding gutter (23) distribute in proper order.

6. The apparatus of claim 1, wherein: a honeycomb filter block (21) is arranged below the inside of the separation filter box (12), and a filter membrane (22) is arranged above the honeycomb filter block (21).