CN219326844U

CN219326844U - Hydrogen production and charging integrated machine

Info

Publication number: CN219326844U
Application number: CN202223584354.4U
Authority: CN
Inventors: 岑健; 孙继胜; 黄得云; 林峰; 何聂建; 李宛益
Original assignee: Youon Technology Co Ltd
Current assignee: Youon Technology Co Ltd
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-07-11
Anticipated expiration: 2032-12-31

Abstract

The utility model discloses a hydrogen production and filling integrated machine, which comprises a hydrogen production system and a hydrogen filling system; the hydrogen production system comprises a power supply module, a water purification unit, a water electrolysis battery unit, a gas-water separation unit, a condensation unit and a drying unit, wherein the water purification unit, the water electrolysis battery unit, the gas-water separation unit, the condensation unit and the drying unit are electrically connected with the power supply module; the power supply module supplies energy to the hydrogen production system; the water purifying unit is used for providing electrolysis water for the water electrolysis battery unit; the water electrolysis battery unit is used for producing hydrogen by water electrolysis; the hydrogen prepared by the water electrolysis cell unit sequentially passes through a gas-water separation unit, a condensation unit and a drying unit to carry out gas-water separation, condensation, drying and purification; the hydrogen charging system comprises a hydrogen charging module and a hydrogen storage device; the hydrogen filling module fills hydrogen prepared by the hydrogen production system into the hydrogen storage device. The user can prepare qualified hydrogen by using the hydrogen production and charging integrated machine at home, and then charge the hydrogen into the hydrogen storage device, so that the time required for replacing the hydrogen storage device is greatly saved, and the social cost is saved.

Description

Hydrogen production and charging integrated machine

Technical Field

The utility model relates to a hydrogen production and charging integrated machine.

Background

After the hydrogen is exhausted, the hydrogen storage device of the existing hydrogen energy bicycle is required to send a hydrogen exchange demand to an operator by a user, and then the hydrogen energy bicycle is distributed to the hydrogen energy bicycle needing the hydrogen storage device, and professional staff managed by the operator replaces the hydrogen storage device, so that the process is very complicated, the waiting time of the user is long, and the public cost of society is high.

At present, the hydrogen prepared by the existing household hydrogen production system cannot meet the requirement of a hydrogen energy bicycle, and development of products capable of producing hydrogen and changing hydrogen by users is imperative.

Disclosure of Invention

The utility model aims to provide a hydrogen production and charging integrated machine, which aims to solve the technical problems in the background technology.

The technical scheme for realizing the aim of the utility model is as follows: the hydrogen production and charging integrated machine comprises a hydrogen production system and a hydrogen charging system; the hydrogen production system comprises a power supply module, a water purification unit, a water electrolysis battery unit, a gas-water separation unit, a condensation unit and a drying unit, wherein the water purification unit, the water electrolysis battery unit, the gas-water separation unit, the condensation unit and the drying unit are electrically connected with the power supply module; the power supply module supplies energy to the hydrogen production system; the water purifying unit is used for providing electrolysis water for the water electrolysis battery unit; the water electrolysis battery unit is used for producing hydrogen by water electrolysis; the hydrogen prepared by the water electrolysis battery unit is subjected to gas-water separation, condensation, drying and purification sequentially through a gas-water separation unit, a condensation unit and a drying unit; the hydrogen charging system comprises a hydrogen charging module and a hydrogen storage device; the hydrogen filling module fills hydrogen prepared by the hydrogen production system into the hydrogen storage device.

Further, the power module further comprises a solar module.

Further, the water purifying unit comprises a common water unit and a pure water unit, wherein a reverse osmosis membrane, a water quality detector and a water injection switch are arranged between the common water unit and the pure water unit.

Further, the hydrogen production system is also provided with a pressure sensor, a valve and an unloading valve; the valve is a proportional valve or a back pressure valve.

Further, the charging module is provided with a weighing function.

Further, the hydrogen charging module is provided with a heating and cooling module.

By adopting the technical scheme, the utility model has the following beneficial effects:

(1) The user can prepare qualified hydrogen by using the hydrogen production and charging integrated machine at home, and then charge the hydrogen into the hydrogen storage device, so that the time required for replacing the hydrogen storage device is greatly saved, and the social cost is saved.

(2) The hydrogen production and charging integrated machine integrates all components into a single machine body, has small volume and high space utilization rate, is simple to operate in use, has safety and high efficiency, and can meet the household requirements.

(3) The power module is provided with the solar module, and can meet the requirement of outdoor use.

(4) The reverse osmosis membrane and the water quality detector are arranged between the common water unit and the pure water unit, so that common tap water can be filtered to an electrolytic standard.

(5) The hydrogen production system is provided with the pressure sensor, and hydrogen production can be stopped by detecting the pressure of the hydrogen to the rear of a set range; setting a valve to control the flow of hydrogen in the pipeline; an unloading valve is arranged to reduce the power consumption of the hydrogen production system and prolong the service life.

(6) The hydrogen charging module is provided with a weighing function, and the hydrogen storage device is weighed before and after hydrogen charging, so that the hydrogen charging amount is obtained.

(7) The hydrogen charging module is provided with the heating and cooling module, so that the hydrogen charging process is safer and more stable.

Drawings

In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which

FIG. 1 is a block diagram of a hydrogen production system of the present utility model.

The reference numerals in the drawings are: 1. a water electrolysis cell; 11. a water quality detector; 12. removing the purification column; 13. a circulating water oxygen pipeline; 14. a hydrogen pipeline; 2. a gas-water separation unit; 3. a condensing unit; 4. a drying unit; 41. a hydrogen bleed valve; 42. a hydrogen bleed port; 5. a normal water unit; 51. a reverse osmosis membrane; 52. a water quality detector; 53. a water injection switch; 6. a pure water unit; 7. a pressure sensor; 8. a valve; 9. an unloading valve; 10. a hydrogen outlet;

Detailed Description

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the embodiments of the present utility model, it should be understood that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate orientations or positional relationships based on those shown in the drawings, or those conventionally put in place when the inventive product is used, or those conventionally understood by those skilled in the art, merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.

The utility model relates to a hydrogen production and filling integrated machine, which comprises a hydrogen production system and a hydrogen filling system. The hydrogen production system is used for producing hydrogen. The hydrogen production system produces hydrogen and charges the hydrogen storage after being pressurized by the hydrogen charging module.

Example 1

Referring to fig. 1, a power module in the hydrogen production system of the present embodiment is electrically connected with a water purification unit, a water electrolysis cell unit 1, a gas-water separation unit 2, a condensation unit 3, and a drying unit 4. The household alternating current is converted into a constant current power supply through the power supply module to supply energy for the hydrogen production system. In addition, the power module is additionally provided with a solar module, the hydrogen production system can complete electrolytic hydrogen production through household electricity, and can also complete the hydrogen production through solar power generation, so that the outdoor use requirement of a user is met.

The hydrogen production system is provided with a water purifying unit which comprises a common water unit 5 and a pure water unit 6. Tap water in the ordinary water unit 5 is sent from the water pipe to the pure water unit 6 by the action of the water pump. The reverse osmosis membrane 51 is arranged in the water pipe, so that impurities in water can be effectively removed, and tap water is filtered to an electrolytic standard. A water quality detector 52 is also provided between the reverse osmosis membrane 51 and the pure water unit 6 for detecting whether the filtered water meets the electrolytic standard. A water injection switch 53 is also arranged between the ordinary water unit 5 and the pure water unit 6. When hydrogen production is needed, the water injection switch 53 is turned on, and tap water in the common water unit 5 sequentially passes through the reverse osmosis membrane 51, the water quality detector 52 and the water injection switch 53 from the water delivery pipe through the water delivery pump and then enters the pure water unit 6. The normal water unit 5 is provided with a low water level detecting element, and the pure water unit 6 is provided with a low water level detecting element and a high water level detecting element for monitoring the water quantity inside, so as to prevent the water quantity from being too much or too little to influence the use. The general water unit 5 and the pure water unit 6 are provided with a drain valve and a drain hole, and the water inside can be discharged therefrom.

The water in the pure water unit 6 passes through the water quality detector 11 and the separation and purification column 12 from the water pipe by the action of the water delivery pump and then enters the water electrolysis cell unit 1. The deionization purification column 12 can remove H generated by ionization in water ⁺ And OH (OH) ^- . The water electrolysis cell 1 performs electrolysis of water using the pem technique to produce hydrogen and oxygen. The positive electrode of the water electrolysis cell unit 1 generates oxygen, the oxygen and the water mist enter the pure water unit 12 through the circulating water oxygen pipeline 13, and an oxygen discharge port is arranged on the pure water unit 12, so that the oxygen is discharged. The negative electrode of the water electrolysis cell unit 13 generates hydrogen, and the hydrogen enters the gas-water separation unit 2 through the hydrogen pipeline 14.

The hydrogen generated by electrolysis carries water mist, after passing through the gas-water separation unit 2, the gas enters the condensation unit 3, and the liquid flows back to the water electrolysis cell unit 1 through the recovery water pipeline. The recovery water pipeline is provided with a recovery water valve. The gas entering the condensing unit 3 contains hydrogen and water vapor, wherein the water vapor is condensed into water when meeting the condensation, the water returns to the gas-water separation unit 2 and flows back to the water electrolysis cell unit 1 through a recovery water pipeline, and the hydrogen is transmitted to the drying unit 4 formed by molecular sieves for secondary drying after the first drying of the condensing unit 3. Finally, the hydrogen with high purity obtained by drying is sent out from a hydrogen outlet.

A pressure sensor 7 is provided between the drying unit 4 and the hydrogen outlet 10, and hydrogen production is stopped by detecting the hydrogen pressure to the rear of the set range.

A valve 8 is also arranged between the drying unit 4 and the hydrogen outlet 10, and the valve 8 can be a proportional valve or a back pressure valve for controlling the flow of hydrogen in the pipeline.

An unloading valve 9 is further arranged between the drying unit 4 and the hydrogen outlet 10, so that the power consumption of the hydrogen production system is reduced, and the service life is prolonged.

The hydrogen production system is also provided with a hydrogen discharge valve 41 and a hydrogen discharge port 42, so that the hydrogen left in the pipeline after the hydrogen production is finished is discharged, and the potential safety hazard is eliminated.

Example 2

In the hydrogen charging system of this embodiment, the hydrogen charging module pressurizes the hydrogen gas produced by the hydrogen production system to a desired pressure and charges the hydrogen storage device. The hydrogen storage device can store hydrogen and also can uniformly release hydrogen. As a preferred aspect of this embodiment, the hydrogen charging module is equipped with a weighing function, and the hydrogen storage device can be weighed before and after charging, thereby obtaining the amount of hydrogen charged.

The hydrogen charging module is provided with a heating and cooling module. The hydrogen storage is accompanied by a great thermal effect during the chemical reaction of storing hydrogen. The heating and cooling module cools when storing hydrogen and heats when releasing hydrogen, so that the hydrogen charging process is safer and more stable.

The hydrogen production and charging integrated machine integrates all components into a single machine body, has small volume and high space utilization rate, is simple to operate in use, has safety and high efficiency, and can meet the household requirements.

While the foregoing is directed to embodiments of the present utility model, other and further details of the utility model may be had by the present utility model, it should be understood that the foregoing description is merely illustrative of the present utility model and that no limitations are intended to the scope of the utility model, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the utility model.

Claims

1. The utility model provides a hydrogen all-in-one is filled to hydrogen production which characterized in that: comprises a hydrogen production system and a hydrogen charging system; the hydrogen production system comprises a power supply module, a water purification unit, a water electrolysis battery unit (1), a gas-water separation unit (2), a condensation unit (3) and a drying unit (4), wherein the water purification unit, the water electrolysis battery unit (1), the gas-water separation unit (2), the condensation unit (3) and the drying unit (4) are electrically connected with the power supply module; the power supply module supplies energy to the hydrogen production system; the water purifying unit is used for providing electrolysis water for the water electrolysis battery unit (1); the water electrolysis battery unit (1) is used for producing hydrogen by water electrolysis; the hydrogen prepared by the water electrolysis battery unit (1) is subjected to gas-water separation, condensation, drying and purification sequentially through the gas-water separation unit (2), the condensation unit (3) and the drying unit (4); the hydrogen charging system comprises a hydrogen charging module and a hydrogen storage device; the hydrogen filling module fills hydrogen prepared by the hydrogen production system into the hydrogen storage device.

2. The hydrogen production and charging integrated machine according to claim 1, wherein: the power module also includes a solar module.

3. The hydrogen production and charging integrated machine according to claim 1, wherein: the water purifying unit comprises a common water unit (5) and a pure water unit (6), wherein a reverse osmosis membrane (51), a water quality detector (52) and a water injection switch (53) are arranged between the common water unit (5) and the pure water unit (6).

4. The hydrogen production and charging integrated machine according to claim 1, wherein: the hydrogen production system is also provided with a pressure sensor (7), a valve (8) and an unloading valve (9); the valve (8) is a proportional valve or a back pressure valve.

5. The hydrogen production and charging integrated machine according to claim 1, wherein: the charging module is provided with a weighing function.

6. The hydrogen production and charging integrated machine according to claim 1, wherein: the hydrogen charging module is provided with a heating and cooling module.