CN218274655U - Low-temperature heating structure of aluminum air fuel cell - Google Patents
Low-temperature heating structure of aluminum air fuel cell Download PDFInfo
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- CN218274655U CN218274655U CN202221649877.XU CN202221649877U CN218274655U CN 218274655 U CN218274655 U CN 218274655U CN 202221649877 U CN202221649877 U CN 202221649877U CN 218274655 U CN218274655 U CN 218274655U
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Abstract
A low-temperature heating structure of an aluminum-air fuel cell comprises a chemical heating device and an electric heating device, wherein the chemical heating device is used for heating electrolyte in an electrolyte tank, and the electric heating device is used for heating electrolyte in an electrolyte pipe between the electrolyte tank and an aluminum plate reactor; the chemical heating device comprises a heating box and a neutral salt solution box which are arranged in an electrolyte box, solid strong base is arranged in the heating box, the heating box is communicated with a neutral salt pump, and the neutral salt pump is used for pumping neutral salt solution in the neutral salt solution box into the heating box so as to enable the neutral salt solution and the solid strong base to be dissolved and react to heat the electrolyte; the electric heating device is an electric heating pipe which is sleeved on an electrolyte pipe flowing into the aluminum plate reactor from the electrolyte tank. The utility model discloses can heat with quick start aluminium air battery fast to electrolyte under the low temperature.
Description
Technical Field
The utility model relates to a metal fuel cell equipment technical field, specific aluminium air fuel cell low temperature heating structure that says so.
Background
The aluminum-air battery can convert chemical energy in fuel into electric energy, and has the advantages of high specific energy, good performance stability, cheap and easily-obtained materials and the like, so that the aluminum-air battery is widely applied to the fields of aerospace, new energy automobiles and the like. However, the aluminum-air battery is greatly affected by temperature changes, particularly in a low-temperature environment, chemical activity in the aluminum-air battery is reduced, and although the strong alkaline electrolyte in the aluminum-air battery still has certain fluidity, the stability and the quick start of the aluminum-air battery cannot be guaranteed, so that the discharge performance of the battery is greatly affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an aluminium air fuel cell low temperature heating structure can heat with quick start aluminium air battery fast to the electrolyte under the low temperature.
In order to solve the technical problem, the utility model discloses a concrete scheme be an aluminium air fuel cell low temperature heating structure: the device comprises a chemical heating device and an electric heating device, wherein the chemical heating device is used for heating electrolyte in an electrolyte tank, and the electric heating device is used for heating electrolyte in an electrolyte pipe between the electrolyte tank and an aluminum plate reactor;
the chemical heating device comprises a neutral salt solution box and a heating box arranged in the electrolyte box, solid strong base is arranged in the heating box, the heating box is communicated with a neutral salt pump, and the neutral salt pump is used for pumping neutral salt solution in the neutral salt solution box into the heating box so as to enable the neutral salt solution and the solid strong base to be dissolved and react to heat the electrolyte;
the electric heating device is an electric heating pipe which is sleeved on an electrolyte pipe flowing into the aluminum plate reactor from the electrolyte tank.
As a further optimization of the low temperature heating structure of the aluminum air fuel cell of the utility model: the electric heating pipe is sleeved with a heat preservation pipe for preventing heat loss of the electric heating pipe.
As a further optimization of the low-temperature heating structure of the aluminum air fuel cell: the electric heating tube is composed of a silica gel plate mixed with resistance wires.
As a further optimization of the low temperature heating structure of the aluminum air fuel cell of the utility model: the radiant illumination of the electric heating pipe is 0.4W/cm 2 。
As a further optimization of the low-temperature heating structure of the aluminum air fuel cell: the solution in the neutral salt solution tank is sodium chloride solution, and the solid strong base is potassium hydroxide.
As a further optimization of the low-temperature heating structure of the aluminum air fuel cell: an electromagnetic valve is arranged between the heating box and the neutral salt pump.
As a further optimization of the low-temperature heating structure of the aluminum air fuel cell: the chemical heating device and the electric heating device are arranged on the frame, the bottom layer of the frame is used for placing the electrolyte tank, the neutral salt solution tank and the neutral salt pump, and the upper layer of the frame is used for placing the aluminum plate reactor.
As a further optimization of the low temperature heating structure of the aluminum air fuel cell of the utility model: one side of the heating box, which is back to the electrolyte, is provided with a heat insulation layer.
As a further optimization of the low temperature heating structure of the aluminum air fuel cell of the utility model: gaps of 2cm are reserved between the heating box and the side edges of the electrolyte box.
Advantageous effects
The utility model provides a chemical heating device takes out the neutral salt solution of neutral salt solution incasement through the neutral salt pump and moves to in the heating box to take place to dissolve exothermic reaction with the potassium hydroxide in the heating box, the heat of exothermic production can heat the electrolyte of electrolyte incasement fast. Electric heater unit is electric heating pipe, and electric heating pipe cover is established and is taken out electrolyte and move to the electrolyte pipe in the aluminum plate reactor on, heats the intraductal electrolyte of electrolyte through the heating pipe, and the electrolyte after the heating is carried to the aluminum plate reactor in, and rethread pipeline flows back to the electrolyte case in to quick start aluminium air cell.
Chemical heating device and electric heater unit simple structure, operate steadily and maintain the convenience, and chemical heating device and electric heater unit jointly use and can heat electrolyte fast to guarantee the security and the operating stability of battery.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
fig. 2 is a schematic rear view of the present invention;
FIG. 3 is a schematic structural diagram of a portion A in FIG. 2;
FIG. 4 is a schematic cross-sectional view of the chemical heating apparatus in communication with a heating cartridge;
FIG. 5 is a schematic cross-sectional view of the electrolyte tank of the present invention;
reference numerals: 1. the device comprises a frame, 2, an electric heating pipe, 3, an electrolyte pipe, 4, an electrolyte tank, 5, an electromagnetic valve, 6, an electrolyte pump, 7, a neutral salt pump, 8, a neutral salt solution tank, 9, an aluminum plate reactor, 10, a bearing plate, 11, a heat preservation pipe, 12, a heating box, 13, a heat insulation layer, 14 and a fixing block.
Detailed Description
As shown in fig. 1 and fig. 2, the utility model discloses an aluminum air fuel cell low temperature heating structure, which comprises a chemical heating device and an electric heating device arranged on a frame 1. The shape of frame 1 is the rectangle, and even interval is provided with a plurality of loading boards 10 in the frame 1, and a plurality of loading boards 10 are fixed in order to form a multilayer structure's frame 1 in the frame 1, and chemical heating device, electric heater unit and electrolyte case 4 all place on the bottom of frame 1.
An aluminum plate reactor 9 is arranged on a bearing plate 10 above the electrolyte tank 4 on the frame 1, an electrolyte pump 6 is arranged between the electrolyte tank 4 and the aluminum plate reactor 9, and the electrolyte pump 6 is used for pumping and moving electrolyte in the electrolyte tank 4 into the electrolyte tube 3. An electromagnetic valve 5 is arranged on a conveying pipeline between the electrolyte tank 4 and the electrolyte pump 6. Electrolyte in the electrolyte case 4 is inputed to the aluminum plate reactor 9 in through electrolyte pipe 3, and the electrolyte in the aluminum plate reactor 9 flows back to the electrolyte case 4 in through pipeline again.
As shown in fig. 4 and 5, the chemical heating device is used for heating the electrolyte in the electrolyte tank 4, and includes a heating box 12 and a neutral salt solution tank 8 provided in the electrolyte tank 4. The heating box 12 is provided with solid strong base, and the solid strong base is potassium hydroxide which can generate exothermic reaction with water. The heating box 12 is communicated with the neutral salt solution tank 8 through a conveying pipeline, the neutral salt solution in the neutral salt solution tank 8 is a sodium chloride solution, and the sodium chloride solution can prevent water from freezing below zero. A neutral salt pump 7 is arranged on a conveying pipeline between the heating box 12 and the neutral salt solution tank 8, and the neutral salt pump 7 can pump out the sodium chloride solution in the neutral salt solution tank 8. The sodium chloride solution is conveyed into the heating box 12 through a conveying pipeline, water in the sodium chloride solution and potassium hydroxide are subjected to dissolution and heat release reaction, and the electrolyte is heated through heat generated by heat release. The electromagnetic valve 5 is also arranged on the conveying pipeline between the heating box 12 and the neutral salt pump 7.
A heat insulation layer 13 is arranged at the bottom of the electrolyte tank 4 and below the heating box 12, and the heat insulation layer 13 is made of Dike aluminum foil heat insulation coiled materials, heat insulation paper, glass fiber cotton boards/felts and other materials. The heating box 12 is fixedly arranged on the heat insulation layer 13, and the heat insulation layer 13 can insulate the heating box 12 and can prevent heat generated by a dissolution reaction from rapidly losing in a low-temperature environment. Four rectangular fixing blocks 14 are circumferentially distributed on the heat insulation layer 13, one side of the long edge of each fixing block 14 is fixedly connected with the side edge of the corresponding side heat insulation layer 13, and the other side of each fixing block is fixedly connected with the electrolyte tank 4 on the corresponding side. The width of the fixing block 14 is 2cm, so that the side edges of the heat insulation layer 13 and the heating box 12 are not in direct contact with the electrolyte tank 4, and a 2cm distance is reserved between the side edges corresponding to the electrolyte tank 4.
As shown in fig. 1 and 3, the electric heating device is used for heating the electrolyte delivered from the electrolyte tank 4 to the electrolyte tube 3 between the aluminum plate reactors 9, the electric heating device is an electric heating tube 2 sleeved on the electrolyte tube 3, the electric heating tube 2 is composed of a silica gel plate of a mixed resistance wire, the radiant illumination of the electric heating tube 2 is 0.4W/cm2, and the radiant illumination can enable the electric heating tube 2 to generate a high temperature of 150 ℃.
After the power-on, the electric heating pipe 2 heats the electrolyte flowing through the electrolyte pipe 3, the heated electrolyte flows into the aluminum plate reactor 9, and the electrolyte in the aluminum plate reactor 9 flows back to the electrolyte tank 4 through the conveying pipeline. The periphery cover of electric heating pipe 2 is equipped with one deck insulating tube 11, and insulating tube 11 is the polyurethane pipe, and insulating tube 11 can reduce electric heating pipe 2 and produce the heat and run off rapidly in low temperature environment.
The specific implementation manner of the utility model is as follows: in the chemical heating device structure, when the aluminum air battery works, the neutral salt pump 7 is started. The sodium chloride solution in the neutral salt solution tank 8 is pumped out by the neutral salt pump 7, the sodium chloride solution enters the heating box 12 under the control of the flow rate of the electromagnetic valve 5 to be dissolved and subjected to exothermic reaction with the solid potassium hydroxide, and the electrolyte in the electrolyte tank 4 is heated by heat generated by heat release. At this time, the electrolyte pump 6 in the electric heating apparatus structure is activated, and the electrolyte pump 6 pumps out the heated electrolyte in the electrolyte tank 4 and flows into the electrolyte tube 3 through the electromagnetic valve 5. The electric heating pipe 2 is electrified to heat the electrolyte in the electrolyte pipe 3 again, and the heated electrolyte enters the aluminum plate reactor 9. Then, the electrolyte flows back to the electrolyte tank 4 from the aluminum plate reactor 9 through a conveying pipeline so as to rapidly start the aluminum air battery.
Claims (9)
1. The utility model provides an aluminium air fuel cell low temperature heating structure which characterized in that: the device comprises a chemical heating device and an electric heating device, wherein the chemical heating device is used for heating electrolyte in an electrolyte tank (4), and the electric heating device is used for heating electrolyte in an electrolyte pipe (3) between the electrolyte tank (4) and an aluminum plate reactor (9);
the chemical heating device comprises a neutral salt solution box (8) and a heating box (12) arranged in the electrolyte box (4), solid strong base is arranged in the heating box (12), the heating box (12) is communicated with a neutral salt pump (7), and the neutral salt pump (7) is used for pumping and transferring the neutral salt solution in the neutral salt solution box (8) into the heating box (12) so as to enable the neutral salt solution and the solid strong base to be subjected to dissolution and exothermic reaction to heat the electrolyte;
the electric heating device is an electric heating pipe (2), and the electric heating pipe (2) is sleeved on an electrolyte pipe (3) which flows into the aluminum plate reactor (9) from the electrolyte tank (4).
2. The aluminum air fuel cell low-temperature heating structure according to claim 1, characterized in that: the electric heating pipe (2) is sleeved with a heat preservation pipe (11) for preventing heat loss of the electric heating pipe (2).
3. The aluminum air fuel cell low-temperature heating structure according to claim 1, characterized in that: the electric heating tube (2) is composed of a silica gel plate mixed with resistance wires.
4. The aluminum air fuel cell low-temperature heating structure according to claim 1, characterized in that: the radiant illumination of the electric heating pipe (2) is 0.4W/cm 2 。
5. The aluminum air fuel cell low-temperature heating structure according to claim 1, characterized in that: the solution in the neutral salt solution tank (8) is sodium chloride solution, and the solid strong base is potassium hydroxide.
6. The aluminum air fuel cell low-temperature heating structure according to claim 1, characterized in that: an electromagnetic valve (5) is arranged between the heating box (12) and the neutral salt pump (7).
7. The aluminum air fuel cell low-temperature heating structure according to claim 1, characterized in that: the chemical heating device and the electric heating device are arranged on the frame (1), the bottom layer of the frame (1) is used for placing the electrolyte tank (4), the neutral salt solution tank (8) and the neutral salt pump (7), and the upper layer of the frame (1) is used for placing the aluminum plate reactor (9).
8. The aluminum air fuel cell low-temperature heating structure according to claim 1, characterized in that: a heat insulation layer (13) is arranged on one side of the heating box (12) opposite to the electrolyte.
9. The aluminum air fuel cell low-temperature heating structure according to claim 8, characterized in that: 2cm gaps are reserved between the heating box (12) and the side edges of the electrolyte tank (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221649877.XU CN218274655U (en) | 2022-06-28 | 2022-06-28 | Low-temperature heating structure of aluminum air fuel cell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221649877.XU CN218274655U (en) | 2022-06-28 | 2022-06-28 | Low-temperature heating structure of aluminum air fuel cell |
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| Publication Number | Publication Date |
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| CN218274655U true CN218274655U (en) | 2023-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221649877.XU Active CN218274655U (en) | 2022-06-28 | 2022-06-28 | Low-temperature heating structure of aluminum air fuel cell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116706347A (en) * | 2023-08-02 | 2023-09-05 | 德阳市东新机电有限责任公司 | Aluminum fuel cell for rapidly heating reactor electrolyte and rapid heating method |
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2022
- 2022-06-28 CN CN202221649877.XU patent/CN218274655U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116706347A (en) * | 2023-08-02 | 2023-09-05 | 德阳市东新机电有限责任公司 | Aluminum fuel cell for rapidly heating reactor electrolyte and rapid heating method |
| CN116706347B (en) * | 2023-08-02 | 2023-10-20 | 德阳市东新机电有限责任公司 | Aluminum fuel cell for rapidly heating reactor electrolyte and rapid heating method |
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