CN217086837U - Power supply liquid box for low-temperature starting of aluminum fuel power supply and aluminum air battery thereof - Google Patents
Power supply liquid box for low-temperature starting of aluminum fuel power supply and aluminum air battery thereof Download PDFInfo
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- CN217086837U CN217086837U CN202220734606.8U CN202220734606U CN217086837U CN 217086837 U CN217086837 U CN 217086837U CN 202220734606 U CN202220734606 U CN 202220734606U CN 217086837 U CN217086837 U CN 217086837U
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Abstract
The utility model discloses a power supply liquid box for low-temperature starting of an aluminum fuel power supply, which comprises a liquid box body and a liquid box cover, wherein a partition board is arranged in the liquid box body and divides the liquid box body into a small liquid box cabin body and a large liquid box cabin body; the side wall of the small liquid box body is also provided with at least one galvanic pile liquid inlet and at least one radiator liquid inlet, and the small liquid box body is internally provided with at least one electric heating rod; the liquid tank cover is provided with at least one galvanic pile liquid return port, the partition plate is provided with an overflow port, and the overflow port is provided with a one-way check valve. The utility model discloses a power supply liquid case, structural design is reasonable, and for conventional power supply liquid case, the power supply liquid case of branch storehouse structural design is showing the quantity that has reduced the electrolyte that the system low temperature start-up stage participated in electrochemical reaction, helps shortening aluminium fuel power low temperature start-up time, satisfies the requirement of emergent use.
Description
Technical Field
The utility model relates to an aluminium air battery's technical field especially relates to a power supply liquid case that is used for aluminium fuel power low temperature to start.
Background
The aluminum fuel power supply is an important member in the new energy industry, is mainly based on the aluminum air fuel cell technology, has the characteristics of high energy density, rich aluminum resources, environmental friendliness, safety and reliability, and has a very good application prospect in the fields of intelligent micro-grids, communication base stations, emergency disaster relief and the like.
The temperature of the electrolyte, which is one of the key technologies in the aluminum fuel power supply, directly affects the power generation efficiency of the chemical reaction inside the aluminum-air battery, and further directly affects the output power of the power supply. The optimal working temperature of the electrolyte in the aluminum fuel power supply is between 35 and 45 ℃, when the temperature is too high, the side reaction of the battery is severe, the internal consumption is increased, the output conversion efficiency is reduced, and the system risk is increased; when the temperature is too low, the battery activity is reduced, and the output power is lower than the designed value, so that the output power supply requirement cannot be met. The power supply liquid box of the existing structure can not meet the quick starting requirement of the aluminum air battery under the low-temperature condition, the starting time of the whole power supply is long, and the use requirement of an emergency power supply can not be met.
SUMMERY OF THE UTILITY MODEL
In view of the deficiencies of the prior art, the utility model provides a power supply liquid case for aluminium fuel power low temperature starts to solve the emergent operation requirement problem that current aluminium air cell can not low temperature quick start.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
a power supply liquid tank for low-temperature starting of an aluminum fuel power supply comprises a liquid tank body and a liquid tank cover, wherein a partition plate is arranged in the liquid tank body and divides the liquid tank body into a small liquid tank bin body and a large liquid tank bin body; the side wall of the small liquid box body is also provided with at least one galvanic pile liquid inlet and at least one radiator liquid inlet, and the small liquid box body is internally provided with at least one electric heating rod; the liquid tank cover is provided with at least one galvanic pile liquid return port, the partition plate is provided with an overflow port, and the overflow port is provided with a one-way check valve.
Preferably, at least one temperature sensor is further arranged in the small liquid tank bin body, and the temperature sensor is connected to the liquid tank cover.
In one preferable technical scheme, the liquid return port of the electric pile is arranged on one side close to the small liquid box cabin body.
In another preferred technical scheme, the liquid return port of the electric pile is arranged on one side close to the large liquid tank body, a diversion trench is arranged on the position, close to the top, of the large liquid tank body, the diversion trench inclines towards the small liquid tank body, and the liquid return port of the electric pile corresponds to the diversion trench.
Preferably, the electric heating rod is arranged on the liquid tank seal and extends downwards into the small liquid tank cabin body.
Preferably, a liquid level display pipe is further arranged on the side wall of the liquid tank body.
Preferably, a liquid outlet is further formed in the position, close to the bottom, of the liquid tank body.
Preferably, the tank cover is detachably connected to the tank body.
Preferably, an openable cover plate is further arranged on the liquid tank cover.
Preferably, a plurality of handles are arranged on the side wall of the liquid tank body.
Another aspect of the present invention is to provide an aluminum-air battery, which includes a stack, a radiator, and a power supply tank for low-temperature start-up of an aluminum fuel power supply as described above.
The utility model has the advantages that:
the utility model is used for power supply liquid case of aluminium fuel power low temperature start, structural design is reasonable, and for conventional power supply liquid case, the power supply liquid case of branch storehouse structural design is showing the quantity that has reduced the electrolyte that the system low temperature start stage participated in electrochemical reaction, helps shortening aluminium fuel power low temperature start-up time, satisfies the requirement of emergent use.
The utility model discloses a power supply liquid case for aluminium fuel power low temperature starts heats for electrolyte through the electrical heating stick to effectively shorten the time of low temperature start, divide the design of storehouse structure through power supply liquid case moreover, can suitably improve the radiating efficiency of radiator.
Drawings
Fig. 1 is the overall appearance structure diagram of the power supply liquid tank of the present invention.
Fig. 2 is a schematic diagram of the structure explosion of the power supply liquid tank of the present invention.
Fig. 3 is a schematic diagram of the aluminum-air battery according to the present invention.
The liquid tank comprises a liquid tank body 1, a liquid tank cover 2, a partition plate 3, an electric heating rod 4, a temperature sensor 5, a liquid level display pipe 6, a one-way check valve 7, a lifting handle 8, a galvanic pile 9, a radiator 10, a small liquid tank cabin body 11, a large liquid tank cabin body 12, a first circulation pipeline 13, a second circulation pipeline 14, a cover plate 15, a diversion trench 16, a galvanic pile liquid inlet 111, a galvanic pile liquid return port 112, a radiator liquid inlet 113, a radiator liquid return port 114, a liquid discharge port 115 and an overflow port 311.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention.
Examples
As shown in fig. 1 to 3, the power supply liquid tank for low-temperature startup of an aluminum fuel power supply of the present embodiment includes a liquid tank body 1 and a liquid tank cover 2, a partition plate 3 is disposed in the liquid tank body 1, and the liquid tank body 1 is divided into a small liquid tank cabin body 11 and a large liquid tank cabin body 12 by the partition plate 3; the side wall of the small liquid box cabin body 11 is also provided with three galvanic pile liquid inlets 111 and two radiator liquid inlets 113, three electric heating rods 4 are arranged in the small liquid box cabin body 11, and the electric heating rods 4 are arranged on a liquid box cover 2 seal and extend downwards into the small liquid box cabin body 11; three galvanic pile liquid return ports 112 are arranged on the liquid tank cover 2, an overflow port 311 is arranged on the partition plate 3, and a one-way check valve 7 is arranged on the overflow port 311. The one-way check valve 7 is used for preventing the liquid in the small liquid tank bin body 11 from flowing to the large liquid tank bin body 12 and allowing the liquid in the large liquid tank bin body 12 to flow to the small liquid tank bin body 11. The electric heating rod 4 can be powered by an external power supply, can also be directly powered by current output by the electric pile 9, and preferably is powered by electric energy output by the electric pile 9 in an aluminum-air battery. Through 9 direct power supplies for electrical heating rod 4 of aluminium fuel galvanic pile, give electrolyte heating, this chemical reaction that can accelerate galvanic pile 9 promotes the electrolyte temperature, can utilize 9 chemical reaction electricity generation of galvanic pile to come for electrical heating rod 4 power supplies again, through the dual heating mode to electrolyte going on, promotes the temperature of electrolyte fast, and then shortens electrical power generating system's activation time.
A temperature sensor 5 is further arranged in the small liquid tank cabin body 11, and the temperature sensor 5 is connected to the liquid tank cover 2. The temperature of the electrolyte in the small liquid tank cabin body 11 is dynamically monitored by the arrangement of the temperature sensor 5.
In one of the practicable technical solutions, the cell stack liquid return port 112 is arranged at a side close to the small liquid tank cabin body 11. Electrolyte flowing back from the galvanic pile 9 directly flows into the small liquid tank cabin body 11 without additional arrangement.
In another practical technical scheme, the galvanic pile liquid return port 112 can be flexibly arranged on one side close to the large liquid tank cabin body 12 without being limited by the space position above the small liquid tank cabin body 11. A diversion trench 16 is arranged at the position, close to the top, of the large liquid tank cabin body 12, the diversion trench 16 inclines towards the small liquid tank cabin body 11, and the liquid return port 112 of the electric pile corresponds to the diversion trench 16. Through the arrangement of the diversion trench 16, the electrolyte flowing back from the galvanic pile 9 flows into the small liquid tank cabin body 11 again in a circulating manner.
In one embodiment, a liquid level display tube 6 is further arranged on the side wall of the liquid tank body 1 so as to observe the usage of the electrolyte in the liquid tank body 1.
In one embodiment, two liquid discharge ports 115 corresponding to the large tank body 12 and the small tank body 11 are further arranged at positions, close to the bottom, of the liquid tank body 1, so that electrolyte can be conveniently discharged when the aluminum fuel power supply stops working.
In one embodiment, the liquid tank cover 2 is detachably connected to the liquid tank body 1 and detachably connected, so that the power supply liquid tank can be conveniently processed and maintained in a later period.
In one embodiment, the liquid tank cover 2 is further provided with an openable cover plate 15, and the cover plate 15 is flexibly opened and closed to facilitate filling and replenishing of the electrolyte.
In one embodiment, the side wall of the liquid tank body 1 is provided with a plurality of handles 8.
As shown in fig. 3, the aluminum-air cell of the present embodiment includes a stack 9, a radiator 10, and a power supply tank for low-temperature startup of an aluminum fuel power supply as described above. The liquid inlet end of the galvanic pile 9 is connected to a galvanic pile liquid inlet 111 on the small liquid box cabin body 11, and the liquid outlet end of the galvanic pile 9 is connected to a galvanic pile liquid return port 112 on the side wall of the liquid box cover 2, so that a first circulation pipeline 13 for heating electrolyte is formed between the galvanic pile 9 and the small liquid box cabin body 11; the liquid inlet end of the radiator 10 is connected to the galvanic pile liquid inlet 111 on the side wall of the small liquid box cabin body 11, and the liquid outlet end of the radiator 10 is connected to the radiator liquid return port 114 on the liquid box cover 2, so that a second circulation pipeline 14 for cooling the electrolyte is formed between the radiator 10 and the large liquid box cabin body 12. The aluminum-air battery of this embodiment further includes a lithium battery for initial start-up, a circulation pump for circulation of an electrolyte, and a heat-dissipating pump (not shown).
The working principle of the embodiment is as follows:
when the initial electrolyte is injected, the small liquid box cabin body 11 is injected with the electrolyte, after the small liquid box cabin body 11 is filled with the liquid, the liquid flows into the large liquid box cabin body 12 over the partition plate 3, and the liquid injection is stopped when the liquid level reaches a preset position.
After low-temperature starting, the liquid is firstly output externally through a lithium battery and supplies power to a control system, at the moment, a circulating pump starts to work, the circulating pump extracts the liquid from the small liquid tank cabin body 11 and conveys the liquid to the electric pile 9, and the liquid after electrochemical reaction flows back to the small liquid tank cabin body 11 after passing through a first circulating pipeline 13 and a diversion trench 16; when the liquid in the small liquid box cabin body 11 is lower than the overflow port 311, the liquid in the large liquid box cabin body 12 can flow to the small liquid box cabin body 11 through the overflow port 311, so that the situation that the liquid in the small liquid box cabin body 11 is not pumped enough does not exist. During the period, the liquid in the small liquid box 11 and a small part of the liquid in the large liquid box 12 (which flows into the small liquid box) participate in the reaction of the electric pile 9, the output end of the electric pile 9 is connected with the electric heating rod 4, and when the temperature of the electrolyte reaches 33 ℃, the system is switched to the electric pile 9 to output the electrolyte.
When the temperature of the electrolyte reaches 45 ℃ or above, the heat dissipation system is controlled to be started, the heat dissipation pump pumps liquid from the small liquid tank bin body 11 to the heat radiator 10, then the liquid returns to the large liquid tank bin body 12 through the second circulation pipeline 14, when the liquid level in the large liquid tank bin body 12 is higher than that of the small liquid tank bin body 11, the liquid can flow from the large liquid tank bin body 12 to the small liquid tank bin body 11 through the overflow port 311, namely, the heat dissipation system plays a role in mixing large and small liquid tanks, so that all the liquid participates in circulation, and the working temperature of the electrolyte is reasonably controlled.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that all the embodiments and descriptions are provided in the present invention, and that various changes and modifications can be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed.
Claims (10)
1. A power supply liquid tank for low-temperature starting of an aluminum fuel power supply comprises a liquid tank body and a liquid tank cover, and is characterized in that a partition plate is arranged in the liquid tank body and divides the liquid tank body into a small liquid tank cabin body and a large liquid tank cabin body; the side wall of the small liquid box body is also provided with at least one galvanic pile liquid inlet and at least one radiator liquid inlet, and the small liquid box body is internally provided with at least one electric heating rod; the liquid tank cover is provided with at least one galvanic pile liquid return port, the partition plate is provided with an overflow port, and the overflow port is provided with a one-way check valve.
2. The power supply liquid tank for low-temperature starting of the aluminum fuel power supply as claimed in claim 1, wherein at least one temperature sensor is further arranged in the small liquid tank cabin body, and the temperature sensor is connected to the liquid tank cover.
3. The power supply liquid tank for low-temperature startup of the aluminum fuel power supply as claimed in claim 1, wherein the liquid return port of the electric pile is arranged on one side close to the small liquid tank cabin body.
4. The power supply liquid tank for low-temperature startup of an aluminum fuel power supply as claimed in claim 1, wherein the liquid return port of the electric pile is arranged at one side close to the large liquid tank body, a diversion trench is arranged at the position, close to the top, of the large liquid tank body, the diversion trench is inclined towards the small liquid tank body, and the liquid return port of the electric pile corresponds to the diversion trench.
5. The power supply liquid tank for the low-temperature starting of the aluminum fuel power supply as claimed in claim 1, wherein the electric heating rod is mounted on a liquid tank seal and extends downwards into a small liquid tank cabin body.
6. The power supply liquid tank for low-temperature starting of the aluminum fuel power supply as claimed in claim 1, wherein a liquid level display tube is further arranged on the side wall of the liquid tank body.
7. The power supply tank for low-temperature startup of an aluminum fuel power supply as claimed in claim 1, wherein a drain port is further provided near the bottom of the tank body.
8. A power supply tank for low temperature startup of aluminum fuel power supply as claimed in claim 1, wherein said tank cover is detachably attached to the tank body.
9. The power supply tank for low-temperature startup of an aluminum fuel power supply as claimed in claim 1, wherein an openable cover plate is further provided on the tank cover.
10. An aluminum-air cell comprising a stack, a heat sink, and the power supply tank of any one of claims 1-9 for low-temperature startup of an aluminum fuel power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220734606.8U CN217086837U (en) | 2022-03-31 | 2022-03-31 | Power supply liquid box for low-temperature starting of aluminum fuel power supply and aluminum air battery thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220734606.8U CN217086837U (en) | 2022-03-31 | 2022-03-31 | Power supply liquid box for low-temperature starting of aluminum fuel power supply and aluminum air battery thereof |
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| Publication Number | Publication Date |
|---|---|
| CN217086837U true CN217086837U (en) | 2022-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220734606.8U Active CN217086837U (en) | 2022-03-31 | 2022-03-31 | Power supply liquid box for low-temperature starting of aluminum fuel power supply and aluminum air battery thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116706346A (en) * | 2023-08-02 | 2023-09-05 | 德阳市东新机电有限责任公司 | Aluminum fuel cell power generation system and method |
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2022
- 2022-03-31 CN CN202220734606.8U patent/CN217086837U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116706346A (en) * | 2023-08-02 | 2023-09-05 | 德阳市东新机电有限责任公司 | Aluminum fuel cell power generation system and method |
| CN116706346B (en) * | 2023-08-02 | 2023-10-13 | 德阳市东新机电有限责任公司 | Aluminum fuel cell power generation system and method |
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