Hydrogen fuel cell science popularization education teaching aid

Abstract

The utility model belongs to the technical field of science popularization education, and particularly relates to a hydrogen fuel cell science popularization education teaching aid which comprises an equipment body with a display area on the front side, and a fuel cell power generation module and a proton exchange membrane water electrolysis module which are communicated with each other are sequentially arranged in the display area. A collecting mechanism used for collecting oxygen and hydrogen is arranged between the fuel cell power generation module and the proton exchange membrane water electrolysis module, a fan used for power generation detection is arranged on the equipment body, and the equipment body comprises an operation table and a back plate longitudinally installed on the rear side of the operation table. According to the utility model, by additionally arranging the fuel cell power generation module and the proton exchange membrane water electrolysis module which are sequentially arranged in the display area, hydrogen production by water electrolysis and oxygen production by oxygen electrolysis are arranged on the same platform to demonstrate the working principle, so that the working principle and the structural composition of the hydrogen production and oxygen production by water electrolysis can be intuitively understood; and science popularization education is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of popular science education, and specifically relates to a hydrogen fuel cell popular science education teaching aid. Background Art

[0002] Teaching aids are needed for popular science education about hydrogen fuel cells.

[0003] A hydrogen fuel cell is a device that converts energy stored in a fuel directly into electricity through an electrochemical reaction. It boasts high efficiency, high energy density, environmental friendliness, renewability, and rapid response. It is considered the fourth-generation power generation technology, following thermal, hydro, and nuclear power. Compared to lithium batteries, it offers higher energy density, longer driving range, higher charging efficiency, and improved environmental adaptability. From an application perspective, the fuel cell is suitable not only for low-power portable electronic devices ranging from a few watts to several hundred watts, but also for medium- to high-power devices ranging from a few kilowatts to several hundred kilowatts, such as bicycles, motorcycles, forklifts, automobiles, ships, and CHP systems for household appliances, encompassing a wide range of applications. Currently, industrial fuel cell systems consist of components such as a fuel cell stack, oxygen and hydrogen supply systems, thermal and water management systems, electronic control systems, and high-pressure hydrogen tanks. These complex and expensive systems are not suitable for educational use. To help students understand the principles of fuel cell power generation and how energy recycling is achieved, fuel cell teaching aids with simplified fuel cell system structures can be used to demonstrate the principles and applications of fuel cell technology, thereby promoting cutting-edge scientific knowledge among students.

[0004] At present, there are different styles of hydrogen fuel cell teaching aids on the market, but there are problems such as the overall structure is too simplified and the labels are not intuitive and comprehensive enough, which leads to low student interest and poor actual teaching promotion effect. Utility Model Content

[0005] The purpose of the present invention is to provide a hydrogen fuel cell science popularization education teaching aid to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a hydrogen fuel cell science popularization education teaching aid, comprising: a device body with a display area on the front side, wherein the display area is provided with a fuel cell power generation module and a proton exchange membrane electrolysis water module connected in sequence, a collection mechanism for collecting oxygen and hydrogen is provided between the fuel cell power generation module and the proton exchange membrane electrolysis water module, and a fan for power generation detection is provided on the device body.

[0007] Preferably, the device body includes an operating table and a back panel longitudinally installed at the rear side of the operating table, the display area is formed on the top of the operating table, and the fan is installed on the back panel.

[0008] Preferably, the collection mechanism includes an oxygen storage tank and a hydrogen storage tank, a third connecting pipe communicating with the proton exchange membrane water electrolysis module is provided between the oxygen storage tank, and a first connecting pipe and a second connecting pipe communicating with the fuel cell power generation module and the proton exchange membrane water electrolysis module are respectively provided on both sides of the hydrogen storage tank.

[0009] Preferably, an ammeter for detecting the current of the fuel cell power generation module is also provided on the back plate.

[0010] Preferably, a voltmeter for detecting the voltage of the fuel cell power generation module is also provided on the back plate.

[0011] Preferably, the operating table is also provided with a first placement seat, a second placement seat, a third placement seat and a fourth placement seat for support, and the fuel cell power generation module, the hydrogen storage tank, the proton exchange membrane water electrolysis module and the oxygen storage tank are placed on the first placement seat, the second placement seat, the third placement seat and the fourth placement seat respectively.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] (1) The present invention places the fuel cell power generation module and the proton exchange membrane water electrolysis module in sequence in the display area, and places the hydrogen production and oxygen production by water electrolysis on the same platform to demonstrate their working principles, so that people can intuitively understand their working principles and structural composition, and facilitate popular science education.

[0014] (2) The present invention adopts a three-dimensional layout by adding an operating table and a vertical plate, and combines principles, structures and real objects to enhance the demonstration effect, make up for the shortcomings of existing similar teaching aids, help students understand the cutting-edge knowledge of hydrogen fuel cells through experimental demonstrations, and enhance their sense of exploration and innovation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a perspective view of the present utility model;

[0016] Figure 2 It is a front view of the utility model;

[0017] Figure 3 It is a side view of the utility model;

[0018] Figure 4 It is a top view of the utility model;

[0019] In the figure: 1. Back panel; 2. Fan; 3. First connecting pipe; 4. Fuel cell power generation module; 5. First placement seat; 6. Second placement seat; 7. Hydrogen storage tank; 8. Second connecting pipe; 9. Proton exchange membrane water electrolysis module; 10. Third placement seat; 11. Operating table; 12. Fourth placement seat; 13. Oxygen storage tank; 14. Third connecting pipe; 15. Voltmeter; 16. Ammeter. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] refer to Figure 1-4 As shown, the utility model provides a hydrogen fuel cell science popularization education teaching aid, including: a device body with a display area on the front side, in which a fuel cell power generation module 4 and a proton exchange membrane electrolysis water module 9 are connected in sequence, a collection mechanism for collecting oxygen and hydrogen is provided between the fuel cell power generation module 4 and the proton exchange membrane electrolysis water module 9, and a fan 2 for power generation detection is provided on the device body.

[0022] As described above, in the device provided by the present invention, the proton exchange membrane water electrolysis module 9 is used to electrolyze water to produce hydrogen and oxygen; the fuel cell power generation module 4 is used to dissociate the hydrogen and oxygen produced by water electrolysis into hydrogen ions and oxygen ions respectively through the catalytic layer, and the hydrated hydrogen ions react with the oxygen ions through the proton exchange membrane to produce water and electrons.

[0023] Furthermore, in order to facilitate the collection of oxygen and hydrogen generated by the equipment, refer to Figure 1-4 As shown, the collection mechanism includes an oxygen storage tank 13 and a hydrogen storage tank 7. A third connecting pipe 14 is provided between the oxygen storage tank 13 and the proton exchange membrane water electrolysis module 9. A first connecting pipe 3 and a second connecting pipe 8 are provided on either side of the hydrogen storage tank 7, connecting the fuel cell power generation module 4 and the proton exchange membrane water electrolysis module 9, respectively. The hydrogen storage tank 7 and the oxygen storage tank 13 are used to collect the generated hydrogen and oxygen.

[0024] Furthermore, in order to facilitate the display of the equipment's power generation current, refer to Figure 2 As shown, an ammeter 16 for detecting the current of the fuel cell power generation module 4 is also provided on the back plate 1. The ammeter 16 can monitor and display the generated current in real time.

[0025] Furthermore, in order to facilitate the display of the equipment power generation voltage, refer to Figure 2 As shown, a voltmeter 15 for detecting the voltage of the fuel cell power generation module 4 is also provided on the back plate 1. The voltage generated can be monitored and displayed in real time through the voltmeter 15.

[0026] In this utility model, combined with Figure 1-4 As shown, the device body of this embodiment includes an operating table 11 and a back panel 1 longitudinally installed at the rear side of the operating table 11 , a display area is formed on the top of the operating table 11 , and a fan 2 is installed on the back panel 1 .

[0027] Combine Figure 2 As shown, the operating table 11 is also provided with a first placement seat 5, a second placement seat 6, a third placement seat 10 and a fourth placement seat 12 for support, and the fuel cell power generation module 4, the hydrogen storage tank 7, the proton exchange membrane water electrolysis module 9 and the oxygen storage tank 13 are placed on the first placement seat 5, the second placement seat 6, the third placement seat 10 and the fourth placement seat 12 respectively.

[0028] As mentioned above, when using the device body provided by the present invention, the present invention adopts the form of sub-module, sub-region, and three-dimensional space arrangement, which can intuitively and clearly display the working principle of water electrolysis, the principle of fuel cell power generation and the distribution path of the gas path, and make full use of the space for reasonable arrangement. The sub-module is mainly embodied in the two core modules of the proton exchange membrane water electrolysis module 9 and the fuel cell power generation module 4. The sub-region is mainly embodied in that the teaching aid includes a panel, a core component placement seat on which the working area and other auxiliary areas of the water electrolysis and power generation modules and auxiliary components are placed. The first placement seat 5, the second placement seat 6, the third placement seat 10 and the fourth placement seat 12 are used to support the fuel cell power generation module 4, the hydrogen storage tank 7, the proton exchange membrane water electrolysis module 9 and the oxygen storage tank 13.

[0029] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A hydrogen fuel cell science popularization education teaching aid, characterized in that: include: The front side of the device body has a display area, wherein a fuel cell power generation module (4) and a proton exchange membrane water electrolysis module (9) are sequentially arranged in the display area, a collection mechanism for collecting oxygen and hydrogen is arranged between the fuel cell power generation module (4) and the proton exchange membrane water electrolysis module (9), and a fan (2) for power generation detection is arranged on the device body.

2. The hydrogen fuel cell science popularization education teaching aid according to claim 1, characterized in that: The device body comprises an operating table (11) and a back panel (1) longitudinally mounted on the rear side of the operating table (11); the display area is formed on the top of the operating table (11); and the fan (2) is mounted on the back panel (1).

3. The hydrogen fuel cell science popularization education teaching aid according to claim 1, characterized in that: The collecting mechanism comprises an oxygen storage tank (13) and a hydrogen storage tank (7); a third connecting pipe (14) communicating with the proton exchange membrane water electrolysis module (9) is provided between the oxygen storage tank (13); and a first connecting pipe (3) and a second connecting pipe (8) communicating with the fuel cell power generation module (4) and the proton exchange membrane water electrolysis module (9) are respectively provided on both sides of the hydrogen storage tank (7).

4. The hydrogen fuel cell science popularization education teaching aid according to claim 2, characterized in that: An ammeter (16) for detecting the current of the fuel cell power generation module (4) is also provided on the back plate (1).

5. The hydrogen fuel cell science popularization education teaching aid according to claim 2, characterized in that: The back plate (1) is also provided with a voltmeter (15) for detecting the voltage of the fuel cell power generation module (4).

6. The hydrogen fuel cell science popularization education teaching aid according to claim 2, characterized in that: The operating table (11) is further provided with a first placement seat (5), a second placement seat (6), a third placement seat (10) and a fourth placement seat (12) for support, and the fuel cell power generation module (4), the hydrogen storage tank (7), the proton exchange membrane water electrolysis module (9) and the oxygen storage tank (13) are respectively placed on the first placement seat (5), the second placement seat (6), the third placement seat (10) and the fourth placement seat (12).

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