CN218448002U

CN218448002U - Fuel cell cabinet

Info

Publication number: CN218448002U
Application number: CN202221526387.0U
Authority: CN
Inventors: 程龙; 朱荣杰; 曹文娟; 刘海亮
Original assignee: Aerospace Hydrogen Energy Shanghai Technology Co ltd
Current assignee: Aerospace Hydrogen Energy Shanghai Technology Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2023-02-03
Anticipated expiration: 2032-06-17

Abstract

The utility model discloses a fuel cell rack, include from top to bottom in the fuel cell rack in proper order: a fuel cell, a wastewater recovery tray, electrical equipment, and a water tank; the fuel cell is placed on the fuel cell mounting seat, the electrical equipment is placed on the electrical equipment mounting seat, and the water tank is placed on a base in the fuel cell cabinet; the fuel cell installation seat is provided with a floor drain, the sewage recovery disc receives ground leakage water generated by the fuel cell, the electrical equipment assists the fuel cell to supply power to the outside, and the water tank recovers water generated by the fuel cell.

Description

Fuel cell cabinet

Technical Field

The utility model relates to a fuel cell field, concretely relates to fuel cell rack.

Background

With the development of hydrogen fuel cells, the hydrogen fuel cells are slowly popularized and applied as new energy engines in different fields. However, solid particles and impurities in the air have a great influence on the service life of the fuel cell; in addition, water in the tail row of the fuel cell cannot be well collected, reaction tail gas with pressure in the fuel cell is sprayed with a large amount of water and is discharged, and only one cup is arranged at the gas outlet/water inlet for recycling, so that the water is easy to overflow, the working environment is polluted, and the popularization and the application of the fuel cell are seriously restricted. The electrical equipment at the periphery of the fuel cell is easy to be stained with water to cause short circuit of the equipment, and great potential safety hazard is brought to the equipment.

Most of the impurities of the air are difficult to avoid in the current integration of the hydrogen fuel cell, the impurities are mostly in an open structure, only the end part of an air blower and a layer of filtering device on an air hood are arranged on the air entering the fuel cell system, the impurities and harmful substances in the air are difficult to filter at one time, and the service life and the stability of the fuel cell are directly influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the water overflow of the fuel cell causes the short circuit of the peripheral electrical equipment.

In order to achieve the above object, the utility model provides a fuel cell cabinet, include from top to bottom in proper order in the fuel cell cabinet: a fuel cell, a wastewater recovery tray, electrical equipment, and a water tank; the fuel cell is placed on the fuel cell mounting seat, the electrical equipment is placed on the electrical equipment mounting seat, and the water tank is placed on a base in the fuel cell cabinet; the fuel cell installation seat is provided with a floor drain, the sewage recovery disc receives ground leakage water generated by the fuel cell, the electrical equipment assists the fuel cell to supply power to the outside, and the water tank recovers water generated by the fuel cell.

Optionally, a filter is arranged at the air inlet of the fuel cell.

Optionally, a recovery cup is arranged on the fuel cell mounting seat and used for receiving water generated after the fuel cell reaction, and the recovery cup is connected to the water tank through a hose arranged at the bottom of the recovery cup.

Optionally, the waste water recovery disc is connected with a tail pipe for discharging the waste water out of the fuel cell cabinet.

Optionally, the electrical device includes a lithium battery and an inverter power supply, the fuel battery and the lithium battery are connected in parallel to the inverter power supply, and the fuel battery is inverted and supplies power to the outside; the lithium battery is used for stabilizing the voltage of the fuel cell, and the lithium battery supplies power to the outside in the initial starting stage of the fuel cell.

Optionally, when the load power of the lithium battery is smaller than that of the fuel cell, the fuel cell charges the lithium battery.

Optionally, a heat dissipation port and an auxiliary heat dissipation fan are disposed on a side wall of the fuel cell cabinet corresponding to a position between the fuel cell mounting seat and the sewage recovery tray, and air is exhausted from the heat dissipation port.

Optionally, a heat dissipation fan is disposed on the fuel cell mounting seat.

Optionally, a hydrogen inlet and a hydrogen outlet are formed in the top of the fuel cell cabinet, hydrogen enters the fuel cell through the hydrogen inlet, and after reaction, residual hydrogen is discharged out of the fuel cell cabinet through the hydrogen outlet.

Optionally, a shutter is disposed on a side wall of the fuel cell cabinet corresponding to the fuel cell, and the shutter is used as a fresh air inlet.

The utility model has the advantages that: integrate fuel cell, sewage recovery dish, electrical equipment and water tank in the fuel cell rack, the air inlet on the rack has add air filter for fuel cell's air quality obtains the promotion of very big degree. The water in the tail row of the fuel cell unit is provided with a centralized collecting device, so that the overflow of the generated water is avoided.

Drawings

Fig. 1 is a schematic diagram of the fuel cell cabinet of the present invention.

Fig. 2 is a schematic diagram of a fuel cell of the fuel cell cabinet of the present invention.

In the figure, 1-fuel cell, 2-fuel cell mounting seat, 20-recovery cup, 21-radiator fan, 3-sewage recovery disc, 4-electrical equipment, 41-lithium battery, 42-inverter power supply, 5-electrical equipment mounting seat, 6-water tank, 7-fuel cell cabinet shell, 71-hydrogen inlet, 72-hydrogen outlet, 73-fresh air inlet and 74-radiator.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

As shown in fig. 1 and fig. 2, the utility model provides a fuel cell cabinet, include from top to bottom in the fuel cell cabinet in proper order: a fuel cell 1, a wastewater recovery tray 3, an electrical apparatus 4, and a water tank 6; the fuel cell 1 is placed on the fuel cell mounting seat 2, the electrical equipment 4 is placed on the electrical equipment mounting seat 5, and the water tank 6 is placed on a base in the fuel cell cabinet; the fuel cell installation seat 2 is provided with a floor drain, the sewage recovery disc 3 receives ground leakage water generated by the fuel cell 1, the electrical equipment 4 assists the fuel cell 1 to supply power to the outside, and the water tank 6 recovers water generated by the fuel cell.

The fuel cell mounting seat 2 is provided with a recovery cup 20 for receiving water generated after the reaction of the fuel cell 1 and preventing water vapor from overflowing at a discharge position, and the recovery cup 20 is connected to the water tank 6 through a hose arranged at the bottom of the recovery cup and penetrating through holes in the sewage recovery disc 3 and the electrical equipment mounting seat 5. Compared with the prior art, the upper part and the lower part of the recovery cup 20 are lengthened, and the air discharge part of the fuel cell 1 has certain pressure, so that the bottom part can play a role in delaying to a certain extent after being lengthened, the water splashing degree is reduced, the upper part is lengthened to be equal to be higher in surrounding, and the water is prevented from overflowing. The fuel cell mounting seat 2 is provided with a floor drain, and when water leakage occurs to the fuel cell 1 accidentally, the water flows into the sewage recovery disc 3 through the floor drain to recover sewage. The sewage recovery disc 3 is connected with a tail pipe, and the floor drain is discharged out of the fuel cell cabinet and does not enter the water tank 6. The water in the water tank 6 is a clean water source and can be reused under certain conditions.

The fuel cell 1 is an air-cooled fuel cell and comprises two air sources, namely a hydrogen path and an air path. The top of the fuel cell cabinet shell 7 is provided with a hydrogen inlet 71 and a hydrogen outlet 72, hydrogen as fuel enters the fuel cell 1 through the hydrogen inlet 71, most hydrogen is consumed after hydrogen in the galvanic pile reacts with oxygen in the air to generate electric energy, a small part of residual hydrogen is discharged as tail gas, and is discharged out of the fuel cell 1 with a small part of moisture, passes through a water-vapor separator, and is discharged out of the fuel cell cabinet through the hydrogen outlet 72 to enter the atmosphere. The bottom of the water-vapor separator is provided with a water pipe, and the treated water flows into the water tank 6 through the water pipe. On the fuel cell cabinet shell 7, corresponding to the area of the fuel cell 1, shutters are arranged at the front and the side, the shutters are used as a fresh air inlet 73, and air enters the blower through the fresh air inlet 73. Air enters the fuel cell 1 after being pressurized by the blower, most of the water is discharged out of the fuel cell 1 after reaction, and the water flows into the recovery cup 20 and then flows into the water tank 6 through the hose. Set up air cleaner at new trend import 73 department, carry out effectual filtration to the air, air cleaner is the consumptive material, needs regular replacement, guarantees the air quality who gets into the system.

The electrical equipment 4 includes a lithium battery 41 and an inverter power supply 42, and the lithium battery 41 and the inverter power supply 42 are fixed to the electrical equipment mount 5. The fuel cell 1 and the lithium battery 41 are connected in parallel on the inverter power supply 42, and the fuel cell 1 is inverted to supply power to the outside; the lithium battery 41 is for stabilizing the voltage of the fuel cell 1, and the lithium battery 41 supplies power to the outside at the initial stage of starting the fuel cell 1. When the load power of the lithium battery 41 is smaller than that of the fuel battery 1, the fuel battery 1 charges the lithium battery 41 to maintain the power generation unit to continuously supply power to the outside, so that the electric energy is supplied uninterruptedly.

The fuel cell mounting base 2 is provided with a heat radiation fan 21, and when the heat radiation of the fuel cell 1 does not reach the operation index, the heat radiation fan 21 is started to assist the fuel cell 1 to carry out system heat radiation. The fuel cell cabinet shell 7 is provided with a heat radiation port 74 and an auxiliary heat radiation fan corresponding to the position between the fuel cell mounting seat 2 and the sewage recovery disc 3, when the heat radiation effect of the heat radiation fan 21 is insufficient, the auxiliary heat radiation fan is turned on to increase the air volume, and the effect of cooling the fuel cell stack is achieved.

To sum up, the utility model provides a pair of fuel cell rack to hydrogen fuel cell is the engine, with fuel cell with higher integrated level, integrated in standard rack, has improved this power generation unit's application scene greatly, can use the more complicated outdoor power generation demand in the environment, perhaps the environment is indoor relatively good. The service life of the fuel cell in the optimized power generation unit is greatly prolonged, and the use cost and the maintenance cost are reduced from the user side. The optimized water cup generating device can better recover the moisture in the air path, avoid the condition of water overflow in the past, reduce the safety problem caused by water overflow and improve the reliability of the power generation unit.

While the present invention has been described in detail with reference to the preferred embodiments thereof, it should be understood that the above description should not be taken as limiting the present invention. Numerous modifications and alterations to the present invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be limited only by the attached claims.

Claims

1. The utility model provides a fuel cell rack which characterized in that, include from top to bottom in the fuel cell rack in proper order: a fuel cell, a wastewater recovery tray, electrical equipment, and a water tank; the fuel cell is placed on the fuel cell mounting seat, the electrical equipment is placed on the electrical equipment mounting seat, and the water tank is placed on a base in the fuel cell cabinet; the fuel cell installation seat is provided with a floor drain, the sewage recovery disc receives ground leakage water generated by the fuel cell, the electrical equipment assists the fuel cell to supply power to the outside, and the water tank recovers water generated by the fuel cell.

2. The fuel cell cabinet of claim 1, wherein a filter is disposed at the air inlet of the fuel cell.

3. The fuel cell cabinet of claim 1, wherein a recovery cup is disposed on the fuel cell mounting seat for receiving water generated after the fuel cell reaction, and the recovery cup is connected to the water tank through a hose disposed at the bottom of the recovery cup.

4. The fuel cell cabinet of claim 1, wherein the effluent recovery tray is coupled to a tailpipe to drain the effluent from the fuel cell cabinet.

5. The fuel cell cabinet of claim 1, wherein the electrical equipment comprises a lithium battery and an inverter power supply, the fuel cell and the lithium battery are connected in parallel to the inverter power supply, and the fuel cell is inverted to supply power to the outside; the lithium battery is used for stabilizing the voltage of the fuel cell, and the lithium battery supplies power to the outside in the initial starting stage of the fuel cell.

6. The fuel cell cabinet of claim 5, wherein the fuel cell charges the lithium battery when the load power of the lithium battery is less than the fuel cell.

7. The fuel cell cabinet of claim 1, wherein the side wall of the fuel cell cabinet is provided with a heat dissipation opening and an auxiliary heat dissipation fan at a position corresponding to a position between the fuel cell mounting seat and the wastewater recovery tray, and air is exhausted through the heat dissipation opening.

8. The fuel cell cabinet of claim 1, wherein a heat dissipation fan is provided on the fuel cell mounting seat.

9. The fuel cell cabinet of claim 1, wherein a hydrogen inlet and a hydrogen outlet are provided at the top of the fuel cell cabinet, hydrogen enters the fuel cell through the hydrogen inlet, and after reaction, residual hydrogen exits the fuel cell cabinet through the hydrogen outlet.

10. The fuel cell cabinet of claim 1, wherein the side walls of the fuel cell cabinet are provided with louvers corresponding to the fuel cells as fresh air inlets.