CN218232594U

CN218232594U - Modular hydrogen production system

Info

Publication number: CN218232594U
Application number: CN202222147787.7U
Authority: CN
Inventors: 金结红; 李江松; 孙龙林
Original assignee: Sunshine Hydrogen Energy Technology Co Ltd
Current assignee: Sunshine Hydrogen Energy Technology Co Ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2023-01-06
Anticipated expiration: 2032-08-15

Abstract

The utility model discloses a modular hydrogen manufacturing system, including at least one hydrogen manufacturing unit, the hydrogen manufacturing unit includes supporting part, electrolysis trough and vapour and liquid separator, the electrolysis trough with vapour and liquid separator all install in the supporting part, the electrolysis trough with vapour and liquid separator links to each other. According to the scheme, the electrolytic cell and the gas-liquid separator which are originally bulk assembled are integrally assembled through the supporting parts, so that a packaging module can be formed, the integration level of the hydrogen production unit can be improved, and the hydrogen production unit can be conveniently moved and transported; after transporting to the hydrogen generation station, the hydrogen generation station only need with hydrogen generation unit and the pipeline between other unit equipment butt joint can, it is relatively convenient to install, can improve the installation effectiveness by a wide margin to reduce the project time limit.

Description

Modular hydrogen production system

Technical Field

The utility model relates to a hydrogen manufacturing technical field, concretely relates to modular hydrogen manufacturing system.

Background

The electrolytic hydrogen production process generally involves various devices such as an electrolytic bath, a gas-liquid separator, a heat exchanger and the like, which are independent of each other and need to be assembled on site, resulting in long installation time on site. Especially for large hydrogen production systems involving several electrolysis cells, the installation process is particularly inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a modular hydrogen manufacturing system, can be easy to assemble.

In order to solve the technical problem, the utility model provides a modular hydrogen production system, including at least one hydrogen production unit, the hydrogen production unit includes supporting part, electrolysis trough and vapour and liquid separator, the electrolysis trough with vapour and liquid separator all install in the supporting part, the electrolysis trough with vapour and liquid separator links to each other.

Be different from prior art, the embodiment of the utility model provides a will originally electrolytic bath in bulk and vapour and liquid separator carry out integrated assembly through the supporting part, can form the collection dress module, can improve the integrated level of hydrogen manufacturing unit to the removal and the transportation of hydrogen manufacturing unit are convenient for. After transporting to the hydrogen making station, the hydrogen making station only need with hydrogen making unit and the pipeline between other unit equipment butt joint can, it is relatively convenient to install, can improve the installation effectiveness by a wide margin to reduce the project time limit for a project.

Optionally, the gas-liquid separator comprises a hydrogen side separator and an oxygen side separator, the electrolyzer has a hydrogen outlet and an oxygen outlet, the hydrogen outlet is connected with the hydrogen side separator, and the oxygen outlet is connected with the oxygen side separator.

Optionally, the hydrogen production unit further includes a first heat exchanger, the first heat exchanger is also mounted on the supporting portion, the gas-liquid separator has a liquid outlet, the liquid outlet is connected to the first heat exchanger, and the first heat exchanger is connected to the electrolytic bath.

Optionally, a pump body is arranged between the first heat exchanger and the electrolytic bath or between the liquid outlet and the first heat exchanger.

Optionally, the supporting portion is a box body, and the electrolytic cell, the pump body and the first heat exchanger are all mounted in the box body.

Optionally, the pump body and the first heat exchanger are located on either side of the electrolytic cell.

Optionally, the supporting portion is a box body, and the gas-liquid separator is installed outside the box body.

Optionally, the system further comprises at least one hydrogen production module, wherein the hydrogen production module comprises a gas washing unit and a plurality of hydrogen production units, and the gas-liquid separator of each hydrogen production unit is connected with the gas washing unit.

Optionally, the gas-liquid separator includes a hydrogen-side separator and an oxygen-side separator, the gas-wash unit includes a hydrogen-side scrubber and an oxygen-side scrubber, the hydrogen-side scrubber is connected to each of the hydrogen-side separators, and the oxygen-side scrubber is connected to each of the oxygen-side separators.

Optionally, the gas wash unit further comprises a second heat exchanger, the hydrogen side scrubber and the oxygen side scrubber each being configured with the second heat exchanger.

Drawings

FIG. 1 is a schematic diagram of one embodiment of a modular hydrogen production system provided by the present invention;

FIG. 2 is a schematic diagram of the structure of a hydrogen production unit;

fig. 3 is a top view of fig. 2.

The reference numerals are as follows

100 hydrogen production modules, 101 hydrogen production units, 101a supporting parts, 101b electrolysis baths, 101c hydrogen side separators, 101d oxygen side separators, 101e first heat exchangers, 101f pump bodies, 102 gas washing units, 102a hydrogen side washers, 102b oxygen side washers and 102c second heat exchangers.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.

In the embodiments of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the description of the embodiments of the present invention, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly unless expressly specified or limited otherwise, and for example, "connected" may or may not be detachably connected; may be directly connected or indirectly connected through an intermediate.

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout, and wherein like reference numerals refer to like elements throughout. In addition, the terms "plurality" or "a plurality" as used herein mean two or more unless otherwise specified.

In the description of the embodiments of the present invention, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a component of' 8230; \8230;" does not exclude the presence of another like element in a process, method, article, or apparatus that comprises the element.

Referring to fig. 1-3, fig. 1 is a schematic structural diagram of an embodiment of a modular hydrogen production system provided by the present invention, fig. 2 is a schematic structural diagram of a hydrogen production unit, and fig. 3 is a top view of fig. 2.

As shown in fig. 1 and fig. 2, the utility model provides a modular hydrogen production system, including at least one hydrogen production module 100, hydrogen production module 100 includes at least one hydrogen production unit 101, and hydrogen production unit 101 includes supporting part 101a, electrolysis trough 101b and vapour and liquid separator, and electrolysis trough 101b and vapour and liquid separator are all installed in supporting part 101a, and electrolysis trough 101b and vapour and liquid separator link to each other.

Be different from prior art, the embodiment of the utility model provides a to originally electrolytic cell 101b in bulk and vapour and liquid separator carry out integrated assembly through supporting part 101a, can form the collection dress module, can improve hydrogen manufacturing unit 101's integrated level to be convenient for hydrogen manufacturing unit 101's moving and transportation. After being transported to the hydrogen production station, the hydrogen production station only needs to butt joint pipelines between the hydrogen production unit 101 and other unit devices, so that the installation is relatively convenient, the installation efficiency can be greatly improved, and the project construction period is shortened.

The gas-liquid separator may include a hydrogen-side separator 101c and an oxygen-side separator 101d. The electrolytic bath 101b may have a hydrogen outlet and an oxygen outlet. The hydrogen outlet may be connected to the hydrogen-side separator 101c to send the mixed fluid of hydrogen gas and electrolyte generated by electrolysis into the hydrogen-side separator 101c for gas-liquid separation. The oxygen outlet may be connected to the oxygen-side separator 101d to supply the mixed fluid of the oxygen gas and the electrolytic solution generated by electrolysis into the oxygen-side separator 101d for gas-liquid separation.

The electrolyte may be an alkaline liquid, an acidic liquid, or pure water. The electrolytic reaction in the electrolytic bath 101b may have a certain difference according to the kind of the electrolyte, which is specifically referred to the related art and will not be described in detail herein.

In some alternative embodiments, the hydrogen production unit 101 may further include a first heat exchanger 101e, and the first heat exchanger 101e is also mounted to the support portion 101a to improve the integration. The type of the first heat exchanger 101e is not limited herein, and in a specific practice, a person skilled in the art may configure the first heat exchanger according to actual needs as long as the heat exchange requirement of the electrolyte can be met, for example, the first heat exchanger 101e may be a plate heat exchanger or the like.

The hydrogen-side separator 101c and the oxygen-side separator 101d may have liquid outlets, the liquid outlet of the hydrogen-side separator 101c is used for discharging the electrolyte after separating hydrogen, and the liquid outlet of the oxygen-side separator 101d is used for discharging the electrolyte after separating oxygen. The electrolyte after gas-liquid separation can exchange heat in the first heat exchanger 101e to reach a proper inlet temperature, and then can be introduced into the electrolytic cell 101b for use, so that the waste of the electrolyte is avoided.

A pump body 101f can be arranged between the first heat exchanger 101e and the electrolytic bath 101b or between the liquid outlet and the first heat exchanger 101e, and the pump body 101f can also be arranged on the supporting part 101a, so as to improve the integration level of the equipment.

The pump body 101f is used to provide power for circulation of the electrolyte, and the type of the pump body is not limited herein, and in specific implementation, a person skilled in the art may configure the pump body according to actual needs as long as the requirement of use can be met.

With continued reference to fig. 2 and with reference to fig. 3, the supporting portion 101a may be a box, such as a container. Of course, the structure of the supporting portion 101a is not limited to the box, and may be a plate or other frame structure, and for convenience of understanding, the box will be described as an example in the following description.

The electrolytic bath 101b, the pump body 101f, and the first heat exchanger 101e may be installed in the case. The pump body 101f and the first heat exchanger 101e are used for completing internal circulation of electrolyte in the electrolytic cell 101b, basically no connection with other unit equipment is needed, and the electrolytic cell 101b, the pump body 101f and the first heat exchanger 101e are arranged in the box body, so that damage to the components in the transportation and installation processes can be better avoided, and the service lives of the components can be better guaranteed.

The distribution positions of the pump body 101f and the first heat exchanger 101e in the box body are not limited herein, and in specific practice, those skilled in the art may adjust the distribution positions according to actual needs as long as the distribution positions can meet the use requirements. As an exemplary illustration, as shown in fig. 2, a pump body 101f and a first heat exchanger 101e may be disposed on both sides of the electrolytic bath 101b, respectively, to make full use of the space in the case body on both sides of the electrolytic bath 101 b.

As for the hydrogen-side separator 101c and the oxygen-side separator 101d, in view of the fact that both need to be connected to other unit equipment, both may be disposed outside the tank to facilitate connection thereof to other unit equipment. For example, it may be provided at the top of the case or the like.

In some alternative embodiments, the hydrogen production module 100 may include several hydrogen production units 101, and the hydrogen production units 101 may share one gas washing unit 102, and the gas-liquid separator of each hydrogen production unit 101 may be connected to the gas washing unit 102. So set up, can realize gaseous concentrated washing, can reduce equipment quantity to simplify system architecture, with the convenience of further improving the installation, simultaneously, can also reduce system cost.

In detail, as shown in fig. 1, the gas washing unit 102 may include a hydrogen side scrubber 102a and an oxygen side scrubber 102b, hydrogen gas output from each hydrogen production unit 101 may be collected and intensively washed at the hydrogen side scrubber 102a, and oxygen gas output from each hydrogen production unit 101 may be collected and intensively washed at the oxygen side scrubber 102 b.

The hydrogen side scrubber 102a and the oxygen side scrubber 102b may be configured with a second heat exchanger 102c for performing a heat exchange process on the scrubbed hydrogen and oxygen. The structural form of the second heat exchanger 102c can be referred to the description of the first heat exchanger 101e, and will not be described repeatedly here.

The number of hydrogen-producing units 101 included in a hydrogen-producing module 100 is not limited, and it is understood that the larger the number of hydrogen-producing units 101, the larger the amount of hydrogen produced by the hydrogen-producing module 100, and the larger the scale of hydrogen production.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The modular hydrogen production system is characterized by comprising at least one hydrogen production unit (101), wherein the hydrogen production unit (101) comprises a supporting part (101 a), an electrolytic tank (101 b) and a gas-liquid separator, the electrolytic tank (101 b) and the gas-liquid separator are both mounted on the supporting part (101 a), and the electrolytic tank (101 b) is connected with the gas-liquid separator.

2. The modular system for hydrogen production as claimed in claim 1, wherein the gas-liquid separator comprises a hydrogen-side separator (101 c) and an oxygen-side separator (101 d), the electrolyzer (101 b) has a hydrogen outlet and an oxygen outlet, the hydrogen outlet is connected to the hydrogen-side separator (101 c), and the oxygen outlet is connected to the oxygen-side separator (101 d).

3. The modular system for hydrogen production according to claim 1, wherein the hydrogen production unit (101) further comprises a first heat exchanger (101 e), the first heat exchanger (101 e) is also mounted to the support portion (101 a), the gas-liquid separator has an outlet, the outlet is connected to the first heat exchanger (101 e), and the first heat exchanger (101 e) is connected to the electrolytic tank (101 b).

4. The modular system for hydrogen production according to claim 3, wherein a pump body (101 f) is arranged between the first heat exchanger (101 e) and the electrolytic cell (101 b) or between the liquid outlet and the first heat exchanger (101 e).

5. Modular hydrogen production system according to claim 4, characterized in that the support (101 a) is a box in which the electrolyzer (101 b), the pump body (101 f) and the first heat exchanger (101 e) are mounted.

6. Modular hydrogen production system according to claim 5, characterized in that the pump body (101 f) and the first heat exchanger (101 e) are located on either side of the electrolyzer (101 b).

7. The modular hydrogen production system according to claim 4, wherein the support portion (101 a) is a tank and the gas-liquid separator is mounted outside the tank.

8. The modular hydrogen production system according to any of claims 1 to 7, further comprising at least one hydrogen production module (100), wherein the hydrogen production module (100) comprises a gas wash unit (102) and a plurality of hydrogen production units (101), and the gas-liquid separator of each hydrogen production unit (101) is connected to the gas wash unit (102).

9. The modular system for hydrogen production according to claim 8, wherein the gas-liquid separator comprises a hydrogen-side separator (101 c) and an oxygen-side separator (101 d), the gas wash unit (102) comprises a hydrogen-side scrubber (102 a) and an oxygen-side scrubber (102 b), the hydrogen-side scrubber (102 a) is connected to each of the hydrogen-side separators (101 c), and the oxygen-side scrubber (102 b) is connected to each of the oxygen-side separators (101 d).

10. The modular hydrogen production system according to claim 9, wherein the gas wash unit (102) further comprises a second heat exchanger (102 c), and the hydrogen side scrubber (102 a) and the oxygen side scrubber (102 b) are each configured with the second heat exchanger (102 c).