CN219329280U - Aluminum-air battery electrolyte control device in external circulation mode - Google Patents
Aluminum-air battery electrolyte control device in external circulation mode Download PDFInfo
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- CN219329280U CN219329280U CN202223509327.0U CN202223509327U CN219329280U CN 219329280 U CN219329280 U CN 219329280U CN 202223509327 U CN202223509327 U CN 202223509327U CN 219329280 U CN219329280 U CN 219329280U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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Abstract
The utility model relates to an aluminum-air battery electrolyte control device in an external circulation mode, which comprises: the device comprises two electrolyte tanks, a concentrated solution tank and a PLC controller; the first electrolyte tank is respectively connected with an electrolyte circulation pipeline, a first seawater inlet pipeline, a first seawater outlet pipeline, a first concentrated solution inlet pipeline, a first hydrogen discharge outlet and a first slag discharge outlet; the second electrolyte tank is respectively connected with a second seawater inlet pipeline, a second seawater outlet pipeline, a second concentrated solution inlet pipeline, a second hydrogen discharge outlet and a second slag discharge outlet; the concentrated solution tank is connected with the concentrated solution inlet pipeline and the first electrolyte tank and the second electrolyte tank through one-way valves respectively; and the PLC is connected with each electromagnetic valve and each temperature sensor. The utility model combines the working characteristics of the electrolyte double storage tanks, can ensure the uninterrupted reaction and discharge process of the aluminum-air battery system, supplements water, prepares liquid and circulates in real time, and improves the operation efficiency and the safety.
Description
Technical Field
The utility model relates to a battery technology, in particular to an aluminum-air battery electrolyte control device in an external circulation mode.
Background
High energy density and long-time operation are one of key important indexes of the underwater energy system. The energy requirements of unmanned underwater vessels and other craft have far exceeded the capabilities of modern, most advanced batteries. An aluminum fuel cell is a chemical power source with aluminum alloy as a negative electrode, alkaline or neutral aqueous solution as an electrolyte, and an air (oxygen) electrode as a positive electrode. The energy density can reach 300-600Wh/kg, and the energy density also has the characteristics of safety, silence, low cost and the like, and becomes one of the preferential choices of the underwater mixed energy.
In the operation process of the aluminum fuel cell, the aluminum plate consumes water in the electrolyte in the reaction power generation process, so that a mode of carrying a small amount of electrolyte and externally supplementing water in real time is adopted, and the aim of long-time operation is fulfilled.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an aluminum-air battery electrolyte control device in an external circulation mode aiming at the defects in the prior art.
The technical scheme adopted for solving the technical problems is as follows: an aluminum-air battery electrolyte control device in an external circulation mode, comprising:
two electrolyte tanks, a pipeline system, a concentrated solution tank and a PLC controller;
the first electrolyte tank is respectively connected with an electrolyte circulation pipeline, a first seawater inlet pipeline, a first seawater outlet pipeline, a first concentrated solution inlet pipeline, a first hydrogen discharge outlet and a first slag discharge outlet;
an electrolyte inlet temperature sensor and a normally closed electromagnetic valve are arranged at the joint of the inlet pipeline of the electrolyte circulating pipeline and the first electrolyte tank; a normally closed electromagnetic valve and a one-way valve are arranged between the first seawater inlet pipeline and the joint of the first electrolyte tank; an external circulation pump, a normally closed electromagnetic valve and a one-way valve are sequentially arranged between the first electrolyte tank and the joint of the first seawater outlet pipeline;
the second electrolyte tank is respectively connected with a second seawater inlet pipeline, a second seawater outlet pipeline, a second concentrated solution inlet pipeline, a second hydrogen discharge outlet and a second slag discharge outlet;
a normally closed electromagnetic valve and a one-way valve are arranged between the second seawater inlet pipeline and the joint of the second electrolyte tank; an external circulation pump, a normally closed electromagnetic valve and a one-way valve are sequentially arranged between the second electrolyte tank and the joint of the second seawater outlet pipeline;
an electrolyte circulation alternating outlet pipeline is arranged between the first electrolyte tank and the second electrolyte tank, and comprises a normally closed electromagnetic valve, a one-way valve, an electrolyte inlet temperature sensor and an electrolyte circulation pump which are sequentially arranged from the first electrolyte tank; and a normally closed electromagnetic valve, a one-way valve, an electrolyte inlet temperature sensor and an electrolyte circulating pump which are sequentially arranged from the second electrolyte tank; the electrolyte circulating pump is connected with the electrolyte outlet;
the concentrated solution tank comprises a concentrated solution inlet pipeline, and is connected with the concentrated solution inlet pipeline and the first electrolyte tank and the second electrolyte tank through one-way valves respectively;
and the PLC is connected with each electromagnetic valve and each temperature sensor.
According to the scheme, an electromagnetic steering valve is arranged on a concentrated solution inlet pipeline of the concentrated solution tank.
According to the scheme, the first electrolyte tank is provided with a liquid level sensor.
The utility model has the beneficial effects that:
the utility model combines the working characteristics of the electrolyte double storage tanks, can ensure the continuous reaction and discharge process of the aluminum-air battery system, and can supplement water, prepare liquid and circulate in real time, thereby improving the overall operation efficiency of the system and the safety of the system operation and storage.
Drawings
The utility model will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a block diagram of an apparatus according to an embodiment of the present utility model;
FIG. 2 is a block diagram of an apparatus according to an embodiment of the present utility model;
in the figure: 1-first electrolyte tank, 2-external circulation pump 1, 3-normally closed battery valve, 4-check valve, 5-electrolyte slag discharge port, 6-normally closed solenoid valve, 7-check valve, 8-sea water discharge port, 9-normally closed solenoid valve, 10-check valve, 11-liquid inlet temperature sensor, 12-normally closed solenoid valve, 13-check valve, 14-check valve, 15-normally closed solenoid valve, 16-sea water inlet, 17-normally closed solenoid valve, 18-liquid return temperature sensor, 19-liquid return port, 20-check valve, 21-hydrogen discharge port, 22-check valve, 23-solenoid valve reversing valve, 24-concentrate tank, 25-check valve 26-hydrogen discharge port, 27-check valve, 28-normally closed solenoid valve, 29-check valve, 30-liquid level sensor, 31-normally closed solenoid valve, 32-electrolyte outlet, 33-electrolyte circulation pump, 34-check valve, 35-feed liquid temperature sensor, 36-normally closed solenoid valve, 37-second electrolyte tank, 38-external circulation pump 2, 39-normally closed solenoid valve, 40-check valve, 41-sea water outlet, 42-normally closed solenoid valve, 43-normally closed solenoid valve, 44-return liquid temperature sensor, 45-return liquid port, 46-check valve, 47-normally closed solenoid valve, 48-sea water inlet, 49-PLC controller.
Detailed Description
The present utility model will be described in further detail with reference to the following examples in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1, an aluminum-air battery electrolyte control device in an external circulation mode includes:
two electrolyte tanks, a pipeline system, a concentrated solution tank and a PLC controller;
the first electrolyte tank 1 is respectively connected with an electrolyte circulation pipeline, a first seawater inlet pipeline, a first seawater outlet pipeline, a first concentrated solution inlet pipeline, a first hydrogen discharge outlet 21 and a first slag discharge outlet 5;
an electrolyte inlet temperature sensor 18 and a normally closed electromagnetic valve 17 are arranged at the joint of the inlet pipeline 19 of the electrolyte circulation pipeline and the first electrolyte tank; a normally closed electromagnetic valve 15 and a one-way valve 14 are arranged between the first seawater inlet pipeline 16 and the first electrolyte tank interface; an external circulation pump 2, a normally closed electromagnetic valve 6 and a one-way valve 7 are sequentially arranged between the first electrolyte tank and the joint of the first seawater outlet pipeline 8;
a normally closed battery valve 3 and a one-way valve 4 are arranged between the slag discharge outlet 5 and the bottom of the first electrolyte tank 1; the slag outlet 5 is also connected with the first electrolyte tank 1 through a normally closed electromagnetic valve 12, a one-way valve 13 and a normally closed electromagnetic valve 31;
a one-way valve 20 is arranged between the first hydrogen discharge outlet 21 and the first electrolyte tank 1;
the second electrolyte tank 37 is connected to the second seawater inlet line, the second seawater outlet line, the second concentrate inlet line, the second hydrogen discharge outlet, and the second slag discharge outlet, respectively;
a normally closed electromagnetic valve and a one-way valve are arranged between the second seawater inlet pipeline and the joint of the second electrolyte tank; an external circulation pump 38, a normally closed electromagnetic valve 39 and a one-way valve 40 are sequentially arranged between the second electrolyte tank and the joint of the second seawater outlet pipeline 41;
the inlet pipeline of the electrolyte circulation pipeline can also be arranged on the second electrolyte tank and comprises a normally closed electromagnetic valve 43, a liquid return temperature sensor 44 and a liquid return port 45;
the second concentrated solution inlet pipeline, the second hydrogen discharge outlet and the second slag discharge outlet which are connected with the second electrolyte tank are correspondingly arranged with the first electrolyte tank;
an electrolyte circulation alternate outlet pipeline is arranged between the first electrolyte tank and the second electrolyte tank, and comprises a normally closed electromagnetic valve 9, a one-way valve 10, an electrolyte inlet temperature sensor 11 and an electrolyte circulation pump 33 which are sequentially arranged from the first electrolyte tank; and a normally closed electromagnetic valve 36, a check valve 34, an electrolyte inlet temperature sensor 35 and an electrolyte circulation pump 33 which are sequentially arranged from the second electrolyte tank; the electrolyte circulation pump is connected with the electrolyte outlet 32;
the concentrate tank 24 comprises a concentrate inlet line, and is connected to the concentrate inlet line and the first and second electrolyte tanks via one-way valves 22/25, respectively;
the PLC controller 49 is connected to each solenoid valve and the temperature sensor.
The operation method of the device is as follows: before starting up, the two electrolyte tanks are filled with electrolyte, so that all normally-closed electromagnetic valves are ensured to be in a closed state. Opening the normally closed electromagnetic valve 9, the electrolyte circulating pump 33 and the normally closed electromagnetic valve 17; providing an alkaline working environment for the galvanic pile by utilizing electrolyte in the circulating liquid tank 1;
after the circulating liquid tank 1 works for a plurality of hours, the normally closed electromagnetic valve 9 and the normally closed electromagnetic valve 17 are closed, the normally closed electromagnetic valve 43 and the normally closed electromagnetic valve 36 are opened; the electrolyte in the circulating liquid box 37 is utilized to provide an alkaline working environment for the galvanic pile, so that the switching of the electrolyte working liquid box is realized;
when the circulating liquid tank 37 works, the normally closed electromagnetic valve 15, the normally closed electromagnetic valve 3, the normally closed electromagnetic valve 6 and the external circulating pump 2 are opened to discharge and clean electrolyte waste liquid and waste residue in the circulating liquid tank 1; after a plurality of minutes are set, the normally-closed electromagnetic valve 3, the normally-closed electromagnetic valve 6 and the external circulation pump 2 are closed, the electromagnetic directional valve 23 is opened to the circulating liquid tank 1, the normally-closed electromagnetic valve 12 and the normally-closed electromagnetic valve 31 are opened, the preparation of electrolyte and seawater in the circulating liquid tank 1 is realized, and when the electrolyte is detected by the liquid level detector 30, the normally-closed electromagnetic valve 15, the normally-closed electromagnetic valve 12, the electromagnetic directional valve 23 and the normally-closed electromagnetic valve 31 are closed. The discharge of waste liquid and waste residue in the circulating liquid tank 1 and the preparation of electrolyte and seawater are completed.
The device is provided with a safety alarm logic, monitors the states (temperature and hydrogen content) of key parameters in real time, and carries out automatic grading treatment on safety alarm information. When the key parameter value is close to the safety alarm value, the alarm information is prompted on the display screen, and meanwhile, the audible and visual alarm is started automatically. If the alarm state is improved, the alarm is automatically released. If the alarm state is deteriorated and reaches the safety alarm value, starting an automatic stop logic, stopping pumping the reaction liquid, and simultaneously opening a liquid outlet.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
Claims (3)
1. An aluminum-air battery electrolyte control device in an external circulation mode is characterized by comprising:
two electrolyte tanks, a concentrated solution tank and a PLC controller;
the first electrolyte tank is respectively connected with an electrolyte circulation pipeline, a first seawater inlet pipeline, a first seawater outlet pipeline, a first concentrated solution inlet pipeline, a first hydrogen discharge outlet and a first slag discharge outlet;
an electrolyte inlet temperature sensor and a normally closed electromagnetic valve are arranged at the joint of the inlet pipeline of the electrolyte circulating pipeline and the first electrolyte tank; a normally closed electromagnetic valve and a one-way valve are arranged between the first seawater inlet pipeline and the joint of the first electrolyte tank; an external circulation pump, a normally closed electromagnetic valve and a one-way valve are sequentially arranged between the first electrolyte tank and the joint of the first seawater outlet pipeline;
the second electrolyte tank is respectively connected with a second seawater inlet pipeline, a second seawater outlet pipeline, a second concentrated solution inlet pipeline, a second hydrogen discharge outlet and a second slag discharge outlet;
a normally closed electromagnetic valve and a one-way valve are arranged between the second seawater inlet pipeline and the joint of the second electrolyte tank; an external circulation pump, a normally closed electromagnetic valve and a one-way valve are sequentially arranged between the second electrolyte tank and the joint of the second seawater outlet pipeline;
an electrolyte circulation alternating outlet pipeline is arranged between the first electrolyte tank and the second electrolyte tank, and comprises a normally closed electromagnetic valve, a one-way valve, an electrolyte inlet temperature sensor and an electrolyte circulation pump which are sequentially arranged from the first electrolyte tank; and a normally closed electromagnetic valve, a one-way valve, an electrolyte inlet temperature sensor and an electrolyte circulating pump which are sequentially arranged from the second electrolyte tank; the electrolyte circulating pump is connected with the electrolyte outlet;
the concentrated solution tank comprises a concentrated solution inlet pipeline, and is connected with the concentrated solution inlet pipeline and the first electrolyte tank and the second electrolyte tank through one-way valves respectively;
and the PLC is connected with each electromagnetic valve and each temperature sensor.
2. The device for controlling the electrolyte of the aluminum-air battery in the external circulation mode according to claim 1, wherein an electromagnetic steering valve is arranged on a concentrate inlet pipeline of the concentrate tank.
3. The electrolyte control device for an aluminum-air battery in an external circulation mode according to claim 1, wherein the first electrolyte tank is provided with a liquid level sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223509327.0U CN219329280U (en) | 2022-12-28 | 2022-12-28 | Aluminum-air battery electrolyte control device in external circulation mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223509327.0U CN219329280U (en) | 2022-12-28 | 2022-12-28 | Aluminum-air battery electrolyte control device in external circulation mode |
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| Publication Number | Publication Date |
|---|---|
| CN219329280U true CN219329280U (en) | 2023-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223509327.0U Active CN219329280U (en) | 2022-12-28 | 2022-12-28 | Aluminum-air battery electrolyte control device in external circulation mode |
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| Country | Link |
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| CN (1) | CN219329280U (en) |
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2022
- 2022-12-28 CN CN202223509327.0U patent/CN219329280U/en active Active
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