CN116924607A - Hydrogen-rich water preparation equipment and hydrogen production process thereof - Google Patents

Abstract

This specification relates to a hydrogen-rich water production equipment and its hydrogen production process. The equipment includes: an exchange resin filtration device, including a shell and a filter element; the filter element is located in the shell and is used to reduce the TDS value of water through ion exchange resin; the shell is provided with a water inlet and a water outlet; the water outlet is located at the bottom of the shell ; The hydrogen production reactor includes a hydrogen production part and a power supply part; the hydrogen production part includes a proton exchange membrane and a catalyst layer and a diffusion layer arranged outward in sequence, and the power supply part is used to supply power to the hydrogen production part to process water to obtain hydrogen and oxygen; The water supply device is used to mix the hydrogen generated by the hydrogen production reactor with the water body to obtain hydrogen-rich water.

Description

Hydrogen-rich water production equipment and hydrogen production process

Technical field

The present invention relates to the field of hydrogen-rich water production, and specifically to a hydrogen-rich water production equipment and a hydrogen production process.

Background technique

Hydrogen-rich water refers to water containing a certain concentration of hydrogen molecules. Since hydrogen molecules can resist oxidation reactions caused by free radicals to a certain extent, hydrogen-rich water has gradually become popular. Currently, hydrogen-rich water on the market mainly obtains hydrogen gas through electrolysis of water and mixes it with water to obtain hydrogen-rich water. However, electrolyzed water may be contaminated, produce other by-products, or affect the service life of the equipment.

Therefore, there is a need to provide a hydrogen-rich water production equipment and a hydrogen production process that have high hydrogen purity and can protect the service life of the equipment.

Contents of the invention

Some embodiments of the present invention provide a hydrogen-rich water production equipment, which includes: an exchange resin filtration device, including a housing and a filter element; the filter element is provided in the housing and is used to reduce the TDS of water through ion exchange resin value; the housing is provided with a water inlet and a water outlet; the water outlet is located at the bottom of the housing; the hydrogen production reactor includes a hydrogen production part and a power supply part; the hydrogen production part includes a proton exchange membrane and a A catalyst layer and a diffusion layer are provided outward. The power supply part is used to supply power to the hydrogen production part to process the water body to obtain hydrogen and oxygen; the water supply device is used to process the hydrogen generated by the hydrogen production reactor. Mixed with the water body to obtain hydrogen-rich water.

In an embodiment of the invention:

The exchange resin filter device also includes an oxygen exhaust channel, one end of the oxygen exhaust channel is connected to the oxygen generated by the hydrogen production reactor, and the other end is located on the top of the housing.

In an embodiment of the invention:

If the water body does not meet drinking water conditions, then at least the water body is filtered through a reverse osmosis water purification device.

In an embodiment of the invention:

The water supply device further includes a nozzle; the nozzle is configured to diffuse into the hydrogen gas through the body of water.

In an embodiment of the invention:

It also includes a booster pump for boosting at least the water entering the water supply device.

In an embodiment of the invention:

The nozzle diameter of the nozzle is no more than 1.3mm.

In an embodiment of the invention:

It also includes a hydrogen separation membrane for filtering the hydrogen generated by the hydrogen production reactor and then inputting it to the water supply device.

In an embodiment of the invention:

The water supply device also includes a heating tank, which is used to heat the hydrogen-rich water to no more than 55 degrees Celsius.

Some embodiments of the present invention also provide a hydrogen production process of hydrogen-rich water production equipment, which includes: reducing the TDS value of the water body to no more than 5 through at least an exchange resin filtration device; processing the filtered product through proton exchange membrane hydrogen production technology of the water body to obtain hydrogen; and purify the hydrogen to a concentration of not less than 99.5% through a hydrogen separation membrane for preparing hydrogen-rich water.

In an embodiment of the invention:

The water body is sprayed and diffused into the hydrogen gas using a nozzle with a nozzle diameter of no more than 1.3 mm to obtain the hydrogen-rich water.

Description of the drawings

In order to explain the technical solutions of the embodiments of the present invention more clearly, the drawings required to be used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention and therefore do not It should be regarded as a limitation of the scope. For those of ordinary skill in the art, other relevant drawings can be obtained based on these drawings without exerting creative efforts.

Figure 1a is a schematic diagram of a hydrogen-rich water production equipment provided by an embodiment of the present invention;

Figure 1b is a schematic diagram of another hydrogen-rich water production equipment provided by an embodiment of the present invention;

Figure 2 is a schematic diagram of an exchange resin filtering device provided by an embodiment of the present invention;

Figure 3 is a schematic diagram of a hydrogen production reactor provided by an embodiment of the present invention;

Figure 4 is a schematic cross-sectional view of a nozzle provided by an embodiment of the present invention;

Figure 5 is an example flow chart of a hydrogen production process provided by an embodiment of the present invention.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments These are some embodiments of the present invention, rather than all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Therefore, the following detailed description of the embodiments of the invention provided in the appended drawings is not intended to limit the scope of the claimed invention, but rather to represent selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the present invention.

It should be noted that similar reference numerals and letters represent similar items in the following figures, therefore, once an item is defined in one figure, it does not need further definition and explanation in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "inner", "outer", "upper", etc. is based on the orientation or positional relationship shown in the drawings, or the product of the invention Orientations or positional relationships that are customarily placed during use are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood. are limitations of the present invention.

Example

As shown in Figure 1a, some embodiments of this specification provide a hydrogen-rich water production equipment 100, including: an exchange resin filter device 110, a hydrogen production reactor 120 and a water supply device 130. Figure 1b shows a hydrogen-rich water production equipment. Take the conventional variant of device 100. In some embodiments, devices such as a water pump, a reverse osmosis water purification device 140, a heating tank 132, and a water outlet valve may also be included.

Referring to Figure 2 at the same time, the figure shows an exchange resin filtering device 110, which includes a housing 112 and a filter element 114; the housing 112 can be used to be fixed on a wall or other location. The filter element 114 is provided in the housing 112 and is used to reduce the TDS value of the water body (for example, not greater than 5) through ion exchange resin; the working principle of the ion exchange resin belongs to conventional technology and will not be described again.

The housing 112 is provided with a water inlet 116 and a water outlet 118; the water inlet 116 is used to pass into a water body (such as bottled water (shown in Figure 1b) or filtered water (shown in Figure 1a)). Specifically, , the water body is drinking water; in some embodiments, if the water body does not meet the drinking water conditions, the water body is at least filtered through the reverse osmosis water purification device 140 as shown in Figure 1a, so that the input The TDS value of the water flowing to the exchange resin filter device 110 is low (for example, not greater than 20), ensuring the filtering effect and service life of the exchange resin filter device 110 . In some embodiments, the water outlet 118 of the exchange resin filter device 110 is located at the bottom of the housing 112; the water inlet 116 is located higher than the water outlet 118, so that air will not remain during the water inlet process and avoid subsequent hydrogen production processes. Dry burning may damage the equipment or affect its service life.

Referring to FIG. 1a and FIG. 3 simultaneously, the figure shows a hydrogen production reactor 120, including a hydrogen production part 122 and a power supply part 124; the hydrogen production part 122 includes a proton exchange membrane and a catalyst layer and a diffusion layer arranged outward in sequence. layer, the power supply unit 124 is used to supply power to the hydrogen production unit 122 to process the water body to obtain hydrogen and oxygen; the hydrogen production reactor 120 uses proton exchange membrane hydrogen production technology to obtain hydrogen with high purity and no environmental pollution.

Referring again to FIG. 2 , the exchange resin filter device 110 further includes an oxygen exhaust channel 119 . One end of the oxygen exhaust channel 119 is connected to the oxygen generated by the hydrogen production reactor 120 , and the other end is located on the top of the housing 112 . Keep oxygen away from the hydrogen production reactor 120 to ensure safe operation of the equipment.

Water supply device 130. The water supply device 130 is used to mix the hydrogen generated by the hydrogen production reactor 120 with the water body to obtain hydrogen-rich water. In some embodiments, the water supply device 130 may include a tee structure.

In some embodiments, the water supply device 130 also includes a nozzle as shown in Figure 4; the nozzle 160 is configured to diffuse into the hydrogen gas through the water body to increase the dissolution of hydrogen gas, while also solving the problem of The retention time of hydrogen in water can reach more than 8 hours.

As shown in Figure 1a, in some embodiments, in order to ensure the diffusion effect of the water body, the hydrogen-rich water production equipment 100 may also include a booster pump 150 for at least increasing the water body entering the water supply device 130. pressure.

In some embodiments, in order to further improve the water diffusion effect, improve hydrogen dissolution and retention time in the water, the diameter of the nozzle 162 of the nozzle 160 is not greater than 1.3 mm. For example, the diameter of the nozzle 162 is 1.2 mm. Further, the diameter of the nozzle 162 is 1.2 mm. The diameter ratio of the water inlet 116 of the nozzle 160 to the diameter of the nozzle 162 is not less than 3:1.

In some embodiments, in order to ensure the purity of hydrogen dissolved in drinking water, the hydrogen-rich water production equipment 100 may also include a hydrogen separation membrane (not shown in the figure) for converting the hydrogen produced by the hydrogen production reactor 120 The hydrogen gas is filtered (eg, the hydrogen gas is purified to a concentration of no less than 99.5%) and then input to the water supply device 130 . For example, a hydrogen separation membrane may be provided between the hydrogen production reactor 120 and the nozzle 162 . Since the hydrogen production reactor 120 uses water that has been purified twice by the exchange resin filtration device 110, the purity of the generated hydrogen is already very high. At this time, the hydrogen separation membrane only filters the high-purity hydrogen, greatly reducing its use loss. , which can increase the hydrogen concentration while reducing the number of maintenance times and maintenance costs.

In some embodiments, the water supply device 130 further includes a heating tank 132, which is used to heat the hydrogen-rich water to no more than 55 degrees Celsius. Controlling the water temperature to not exceed 55 degrees Celsius can avoid the problem of the hydrogen content in the water decreasing after heating, and can also keep the generated hydrogen-rich water in a temperature range that can be drunk as soon as possible.

The hydrogen-rich water production equipment 100 provided in this manual can produce hydrogen with high purity, more hydrogen in the hydrogen-rich water, and a long retention time. At the same time, the service life of each component is greatly extended compared to existing equipment.

Referring to Figure 5, the description also provides a hydrogen production process of a hydrogen-rich water production equipment 100 (the hydrogen-rich water production equipment 100 shown in Figures 1a and 1b), which includes:

S01, at least reduce the TDS value of the water body to no more than 5 through an exchange resin filter device.

S02, process the filtered water through proton exchange membrane hydrogen production technology to obtain hydrogen.

S03, purify the hydrogen gas to a concentration of not less than 99.5% through a hydrogen separation membrane for preparing hydrogen-rich water.

In some embodiments, step S03 may also include:

S04: Spray water into the hydrogen gas using a nozzle 160 with a nozzle diameter of no more than 1.3 mm to obtain the hydrogen-rich water.

For specific instructions on the hydrogen production process, please refer to the previous description of the hydrogen-rich water production equipment 100 and will not be repeated here. This hydrogen production process can obtain hydrogen suitable for producing drinking-grade hydrogen-rich water.

The above descriptions are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims (10)

1. A hydrogen-rich water producing apparatus, comprising:

the exchange resin filtering device comprises a shell and a filter element; the filter element is arranged in the shell and is used for reducing the TDS value of the water body through ion exchange resin; the shell is provided with a water inlet and a water outlet; the water outlet is arranged at the bottom of the shell;

the hydrogen production reactor comprises a hydrogen production part and a power supply part; the hydrogen production part comprises a proton exchange membrane, a catalyst layer and a diffusion layer which are sequentially arranged outwards, and the power supply part is used for supplying power to the hydrogen production part so as to treat the water body to obtain hydrogen and oxygen;

and the water supply device is used for mixing the hydrogen generated by the hydrogen production reactor with the water body to obtain hydrogen-rich water.

2. A hydrogen-rich water producing apparatus according to claim 1, wherein:

the exchange resin filtering device further comprises an oxygen discharging channel, one end of the oxygen discharging channel is communicated with the oxygen generated by the hydrogen production reactor, and the other end of the oxygen discharging channel is arranged at the top of the shell.

3. A hydrogen-rich water producing apparatus according to claim 1, wherein: the water body is drinking water;

and if the water body does not meet the drinking water condition, filtering the water body at least through a reverse osmosis water purifying device.

4. A hydrogen-rich water producing apparatus according to claim 1, wherein:

the water supply device also comprises a spray head; the showerhead is configured to diffuse through the body of water into the hydrogen gas.

5. The hydrogen-rich water producing apparatus according to claim 4, further comprising:

and the booster pump is used for boosting at least the water body entering the water supply device.

6. A hydrogen-rich water producing apparatus according to claim 4, wherein:

the diameter of the nozzle of the spray head is not more than 1.3mm.

7. The hydrogen-rich water producing apparatus according to claim 4, further comprising:

and the hydrogen separation membrane is used for filtering the hydrogen generated by the hydrogen production reactor and inputting the filtered hydrogen into the water supply device.

8. A hydrogen-rich water producing apparatus according to claim 1, further comprising:

the water supply device further comprises a heating liner for heating the hydrogen-rich water to a temperature of not more than 55 ℃.

9. A process for producing hydrogen in a hydrogen-rich water production facility, comprising:

reducing the TDS value of the body of water to not more than 5 at least by means of an exchange resin filtration device;

treating the filtered water body by a proton exchange membrane hydrogen production technology to obtain hydrogen;

the hydrogen gas is purified to a concentration of not less than 99.5% by a hydrogen separation membrane for use in preparing hydrogen-rich water.

10. The hydrogen production process of claim 9, wherein the means for producing hydrogen-enriched water comprises:

and spraying and diffusing the water body into the hydrogen by using a spray head with the diameter of the spray nozzle not larger than 1.3mm to obtain the hydrogen-rich water.