CN219658746U - Fuel cell assembly for vehicle and vehicle - Google Patents

Abstract

The utility model discloses a fuel cell assembly of a vehicle and the vehicle, the fuel cell assembly of the vehicle comprises: a fuel cell; a heat sink assembly, the heat sink assembly comprising: the outer radiator and the inner radiator are connected in parallel, and the outer radiator and the inner radiator are connected with the fuel cell; a liquid hydrogen assembly connected to the fuel cell, the liquid hydrogen assembly comprising: the air space heat dissipation piece, the liquid hydrogen forms gaseous hydrogen through the air space heat dissipation piece, the gaseous hydrogen is introduced into the fuel cell, and the air space heat dissipation piece is arranged between the outer side radiator and the inner side radiator. Therefore, energy can be better utilized, heat emitted by the outer radiator can be led to the position of the airspace radiating piece in winter, freezing of the airspace radiating piece is avoided, cold energy emitted by the airspace radiating piece can be led to the position of the inner radiator in summer, cooling and heat dissipation of the inner radiator are achieved, the cooling and heat dissipation effect of the fuel cell is improved, and the fuel cell can work better.

Description

Fuel cell assembly for vehicle and vehicle

Technical Field

The present disclosure relates to the field of vehicles, and more particularly, to a fuel cell assembly for a vehicle and a vehicle.

Background

In the related art, in a vehicle, a fuel cell assembly is cooled by using cold energy of a water area radiator, a fuel cell liquid cooling pipe is connected into the fuel cell assembly, and the fuel cell is cooled by using energy of vaporization and heat absorption of liquid hydrogen at the water area radiator.

However, the water area radiator has the advantages that the cold energy generated by gasifying liquid hydrogen is about 10kW, the available energy is only about 16% of the cold energy in the gasification process, the liquid cooling pipe is directly connected into the fuel cell, the cooling liquid is difficult to flow upwards to the water area radiator along the liquid cooling pipe due to the fact that the position of the liquid hydrogen is higher, the air space radiator can enable the liquid hydrogen to be heated to-40 ℃ from-253 ℃, most of the cold energy is in the air space radiator, most of the cold energy is not utilized, the air space radiator is in natural cooling circulation, the efficiency is low, the freezing is easy, the cost is high, the size is large, the weight is large, and in addition, the air space radiator is above the liquid hydrogen component, so that the whole arrangement of a vehicle is inconvenient.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the fuel cell assembly of the vehicle, which can avoid icing at the space domain heat dissipation part to influence the normal operation of the space domain heat dissipation part, can cool the cooling liquid at the inner side heat dissipation part as soon as possible, improves the cooling effect on the fuel cell and ensures that the fuel cell can work better.

The utility model further proposes a vehicle.

A fuel cell assembly of a vehicle according to the present utility model includes: a fuel cell; a heat sink assembly, the heat sink assembly comprising: an outer radiator and an inner radiator connected in parallel therebetween, and both the outer radiator and the inner radiator are connected to the fuel cell; a liquid hydrogen assembly connected to the fuel cell, the liquid hydrogen assembly comprising: the liquid hydrogen passes through the airspace heat dissipation piece to form gaseous hydrogen, and gaseous hydrogen lets in the fuel cell, the airspace heat dissipation piece set up in between the outside radiator and the inside radiator.

According to the fuel cell assembly of the vehicle, the air space radiating piece is arranged between the outer radiator and the inner radiator, so that energy can be better utilized, heat emitted by the outer radiator can be led to the air space radiating piece in winter to heat the air space radiating piece, freezing of the air space radiating piece is avoided, normal operation of the air space radiating piece is influenced, cold energy emitted by the air space radiating piece can be led to the inner radiator to cool and radiate the inner radiator in summer, cooling liquid at the inner radiator is cooled as soon as possible, cooling effect on the fuel cell is improved, and the fuel cell can work better.

In some examples of the utility model, the fuel cell assembly of the vehicle further includes: and one end of the liquid cooling pipe is connected with the fuel cell, and the other end of the liquid cooling pipe is respectively connected with the outer radiator and the inner radiator.

In some examples of the utility model, the fuel cell assembly of the vehicle further includes: the switch piece is arranged on the liquid cooling pipe and is positioned between the outer radiator and the inner radiator.

In some examples of the utility model, the fuel cell assembly of the vehicle further includes: and the fan is arranged at one side of the inner radiator away from the outer radiator.

In some examples of the utility model, the spatial domain heat sink is a fin tube.

In some examples of the utility model, the finned tube comprises: the bending sections are sequentially connected.

In some examples of the utility model, the liquid hydrogen assembly further comprises: and the airspace radiating piece is arranged between the liquid hydrogen tank and the fuel cell.

In some examples of the utility model, the liquid hydrogen assembly further comprises: and the air space pipe is connected between the liquid hydrogen tank and the fuel cell, and the air space heat dissipation piece is arranged on the air space pipe.

The vehicle according to the present utility model includes: the fuel cell assembly of the vehicle described above.

In some examples of the utility model, a vehicle includes: and the airspace heat dissipation piece and the heat dissipater are respectively arranged on two sides of the frame.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic connection diagram of a fuel cell assembly according to an embodiment of the present utility model.

Reference numerals:

1. a fuel cell assembly;

10. a fuel cell; 20. a heat sink assembly; 21. an outer radiator; 22. an inner radiator; 30. a liquid hydrogen assembly; 31. an airspace heat sink; 32. a liquid hydrogen tank; 33. a airspace tube; 40. a liquid-cooled tube; 50. a switch member; 60. a fan; 70. and a frame.

Detailed Description

Embodiments of the present utility model will be described in detail below, by way of example with reference to the accompanying drawings.

A fuel cell assembly 1 of a vehicle according to an embodiment of the present utility model will be described with reference to fig. 1, and the fuel cell assembly 1 may provide a reaction site for hydrogen and oxygen, which react to form energy, so that the vehicle may normally move.

As shown in fig. 1, a fuel cell assembly 1 of a vehicle according to an embodiment of the present utility model includes: fuel cell 10, heat sink assembly 20, and liquid hydrogen assembly 30. The fuel cell 10 may generate energy by means of a reaction of hydrogen and oxygen so that the vehicle may be driven to move. The radiator assembly 20 can radiate heat, and mainly radiate heat to the fuel cell 10, so that heat generated by the fuel cell 10 can be reduced, and the fuel cell 10 can work normally for a long time. The liquid hydrogen module 30 may be configured to supply hydrogen energy to the fuel cell 10 to react with oxygen in the fuel cell 10.

As shown in fig. 1, the heat sink assembly 20 includes: the outer radiator 21 and the inner radiator 22 are connected in parallel, and the outer radiator 21 and the inner radiator 22 are connected to the fuel cell 10. The outer radiator 21 and the inner radiator 22 can play a role in heat dissipation, the outer radiator 21 and the inner radiator 22 are connected in parallel, and the outer radiator 21 and the inner radiator 22 are connected with the fuel cell 10, so that interference between the outer radiator 21 and the inner radiator 22 can be avoided, that is, the outer radiator 21 and the inner radiator 22 can respectively dissipate heat for the fuel cell 10. The outer radiator 21 is provided on the side of the inner radiator 22 remote from the fuel cell 10.

As shown in fig. 1, a liquid hydrogen assembly 30 is connected to the fuel cell 10, the liquid hydrogen assembly 30 including: the space domain heat sink 31 forms gaseous hydrogen by the liquid hydrogen passing through the space domain heat sink 31, the gaseous hydrogen is introduced into the fuel cell 10, and the space domain heat sink 31 is provided between the outer radiator 21 and the inner radiator 22. That is, the liquid hydrogen is introduced into the space domain heat sink 31, and gaseous hydrogen can be formed at the space domain heat sink 31, and then the gaseous hydrogen is introduced into the fuel cell 10, and it should be noted that the liquid hydrogen absorbs a large amount of heat during the formation of the gaseous hydrogen, so that a large amount of cold energy can be released at the space domain heat sink 31.

The air space radiator 31 is arranged between the outer radiator 21 and the inner radiator 22, specifically, the weather is relatively cold in winter, and the temperature at the air space radiator 31 is relatively low, so that it can be understood that, as the outer radiator 21 and the inner radiator 22 radiate heat, the temperature at the outer radiator 21 and the inner radiator 22 is relatively high, when the air flow flows to the air space radiator 31 through the outer radiator 21, the air flow carries the heat emitted by the outer radiator 21 to the air space radiator 31, thereby heating the air space radiator 31, avoiding icing at the air space radiator 31, affecting the normal operation of the air space radiator 31, and the temperature at the air space radiator 31 is not so low, so that the outer radiator 21 is not required, and when the air flow flows to the inner radiator 22 through the air space radiator 31, the air flow carries the cold energy emitted by the air space radiator 31 to the inner radiator 22, thereby heating the air space radiator 31, avoiding icing at the air space radiator 31, avoiding the air space radiator 31 to be as low as possible, cooling the fuel cell 10 can be cooled down as soon as possible, and the fuel cell 10 can be cooled down well.

Therefore, the air space radiator 31 is arranged between the outer radiator 21 and the inner radiator 22, so that energy can be better utilized, heat emitted by the outer radiator 21 can be led to the air space radiator 31 in winter, the air space radiator 31 is heated, freezing of the air space radiator 31 is avoided, normal operation of the air space radiator 31 is influenced, cold energy emitted by the air space radiator 31 can be led to the inner radiator 22 in summer, the inner radiator 22 is cooled, the cooling liquid at the inner radiator 22 is cooled as soon as possible, the cooling effect on the fuel cell 10 is improved, and the fuel cell 10 can work better.

Of course, as shown in fig. 1, the fuel cell assembly 1 of the vehicle further includes: and a liquid cooling pipe 40, one end of the liquid cooling pipe 40 is connected to the fuel cell 10, and the other end of the liquid cooling pipe 40 is connected to the outer radiator 21 and the inner radiator 22, respectively. The liquid cooling pipe 40 is mainly used for flowing cooling liquid, one end of the liquid cooling pipe 40 is connected with the fuel cell 10, the other end of the liquid cooling pipe 40 is respectively connected with the outer radiator 21 and the inner radiator 22, so that after the cooling liquid absorbs heat at the fuel cell 10, the cooling liquid can be respectively led to the outer radiator 21 and the inner radiator 22 through the liquid cooling pipe 40, heat is dissipated at the outer radiator 21 and the inner radiator 22, and then the cooling liquid is led to the fuel cell 10 through the liquid cooling pipe 40, and cooling circulation damage can be formed.

Further, as shown in fig. 1, the fuel cell assembly 1 of the vehicle further includes: the switching element 50, the switching element 50 is disposed on the liquid-cooled tube 40, and the switching element 50 is located between the outer radiator 21 and the inner radiator 22. The switch piece 50 can be switched on and off, the switch piece 50 is arranged on the liquid cooling pipe 40, the switch piece 50 is arranged between the outer radiator 21 and the inner radiator 22, and in winter, the switch piece 50 can be opened, so that the outer radiator 21 can work normally, the airspace radiator 31 can be heated, the airspace radiator 31 is prevented from being frozen, the normal work of the airspace radiator 31 is influenced, in summer, the switch piece 50 can be closed, and the influence of heat generated by the outer radiator 21 on cold energy emitted by the airspace radiator 31 is avoided. In this way, the fuel cell assembly 1 can be subjected to a normal and effective heat exchange operation by controlling the switching member 50.

Further, as shown in fig. 1, the fuel cell assembly 1 of the vehicle further includes: fan 60, fan 60 is provided on the side of inner radiator 22 remote from outer radiator 21. The fan 60 is rotatable to suck air and allow air flow from the outer radiator 21 to the inner radiator 22. The fan 60 is disposed on the side of the inner radiator 22 away from the outer radiator 21, so that the cold energy emitted from the space domain heat sink 31 can be transferred to the inner radiator 22 in summer, thereby cooling the coolant at the inner radiator 22 as soon as possible, improving the cooling effect on the fuel cell 10, and enabling the fuel cell 10 to work better.

Wherein the space domain heat sink 31 is a fin tube. The space heat dissipation part 31 is arranged into a fin tube, so that the surface area of the space heat dissipation part 31 can be increased, and the cold energy can be better released, so that the cooling liquid at the inner side heat dissipation part 22 can be better cooled, the cooling effect on the fuel cell 10 is improved, and the fuel cell 10 can work better.

Specifically, the finned tube includes: the plurality of bending sections are sequentially connected. The plurality of bending sections are arranged, and then the plurality of bending sections are connected, so that the fin tube is convenient to set, the whole volume of the fin tube is reduced, the release area of cold energy can be increased, the cooling liquid at the inner radiator 22 is better cooled, the cooling effect on the fuel cell 10 is improved, and the fuel cell 10 can work better.

According to an alternative embodiment of the present utility model, as shown in FIG. 1, the liquid hydrogen assembly 30 further comprises: the liquid hydrogen tank 32 and the space domain heat sink 31 are provided between the liquid hydrogen tank 32 and the fuel cell 10. The liquid hydrogen tank 32 stores liquid hydrogen so as to facilitate the storage of hydrogen energy, the air space heat dissipation member 31 is arranged between the liquid hydrogen tank 32 and the fuel cell 10, and after the liquid hydrogen in the liquid hydrogen tank 32 is introduced into the air space heat dissipation member 31, the liquid hydrogen can be gasified to form gaseous hydrogen, cold energy is emitted at the air space heat dissipation member 31, and the gaseous hydrogen is introduced into the fuel cell 10 to react with oxygen in the fuel cell 10.

In addition, as shown in fig. 1, the liquid hydrogen assembly 30 further includes: air space tube 33, air space tube 33 is connected between liquid hydrogen tank 32 and fuel cell 10, and air space radiator 31 is provided on air space tube 33. The air space tube 33 is mainly used for flowing liquid hydrogen and gaseous hydrogen, the air space tube 33 is connected between the liquid hydrogen tank 32 and the fuel cell 10, and the air space heat dissipation part 31 is arranged on the air space tube 33, so that the liquid hydrogen can be introduced into the air space heat dissipation part 31 after passing through the liquid hydrogen tank 32 to form gaseous hydrogen, cold energy can be released at the air space heat dissipation part 31, cooling liquid at the inner radiator 22 can be cooled, and the gaseous hydrogen can be introduced into the fuel cell 10 through the air space tube 33 continuously, so that the gaseous hydrogen can react with oxygen in the fuel cell 10.

According to an embodiment of the present utility model, a vehicle includes: the fuel cell assembly 1 of the vehicle described in the above embodiment.

Optionally, as shown in fig. 1, the vehicle includes: the frame 70, the airspace radiator 31 and the radiator are respectively provided on both sides of the frame 70. The frame 70 mainly has the functions of installation and fixation, and the airspace heat dissipation part 31 and the radiator are respectively arranged on two sides of the frame 70, so that the installation and the arrangement of the airspace heat dissipation part 31 and the radiator are convenient, and the overall arrangement space of the vehicle can be optimized.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the utility model, a "first feature" or "second feature" may include one or more of such features. In the description of the present utility model, "plurality" means two or more. In the description of the utility model, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween. In the description of the utility model, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A fuel cell assembly (1) of a vehicle, characterized by comprising:

a fuel cell (10);

a heat sink assembly (20), the heat sink assembly (20) comprising: an outer radiator (21) and an inner radiator (22), the outer radiator (21) and the inner radiator (22) being connected in parallel, and the outer radiator (21) and the inner radiator (22) being connected to the fuel cell (10);

a liquid hydrogen assembly (30), the liquid hydrogen assembly (30) being connected to the fuel cell (10), the liquid hydrogen assembly (30) comprising: and a space heat sink (31), wherein liquid hydrogen passes through the space heat sink (31) to form gaseous hydrogen, the gaseous hydrogen is introduced into the fuel cell (10), and the space heat sink (31) is arranged between the outer radiator (21) and the inner radiator (22).

2. The fuel cell assembly (1) of a vehicle according to claim 1, further comprising: and a liquid cooling pipe (40), wherein one end of the liquid cooling pipe (40) is connected with the fuel cell (10), and the other end of the liquid cooling pipe (40) is respectively connected with the outer radiator (21) and the inner radiator (22).

3. The fuel cell assembly (1) of a vehicle according to claim 2, further comprising: and the switch piece (50) is arranged on the liquid cooling pipe (40), and the switch piece (50) is positioned between the outer radiator (21) and the inner radiator (22).

4. The fuel cell assembly (1) of a vehicle according to claim 1, further comprising: and a fan (60), wherein the fan (60) is disposed on a side of the inner radiator (22) that is away from the outer radiator (21).

5. The fuel cell assembly (1) of a vehicle according to claim 1, wherein the space domain heat sink (31) is a fin tube.

6. The fuel cell assembly (1) of a vehicle according to claim 5, wherein the fin tube includes: the bending sections are sequentially connected.

7. The fuel cell assembly (1) of a vehicle according to claim 1, wherein the liquid hydrogen component (30) further comprises: and a liquid hydrogen tank (32), wherein the air space heat sink (31) is provided between the liquid hydrogen tank (32) and the fuel cell (10).

8. The fuel cell assembly (1) of a vehicle according to claim 7, wherein the liquid hydrogen component (30) further comprises: and a space domain pipe (33), wherein the space domain pipe (33) is connected between the liquid hydrogen tank (32) and the fuel cell (10), and the space domain heat sink (31) is arranged on the space domain pipe (33).

9. A vehicle, characterized by comprising: the fuel cell assembly (1) of a vehicle according to any one of claims 1-8.

10. The vehicle according to claim 9, characterized by comprising: and the frame (70), the airspace heat dissipation part (31) and the heat dissipater are respectively arranged at two sides of the frame (70).