CN211718482U - New forms of energy lithium cell charge-discharge constant temperature aging environment test room - Google Patents
New forms of energy lithium cell charge-discharge constant temperature aging environment test room Download PDFInfo
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- CN211718482U CN211718482U CN201922398001.7U CN201922398001U CN211718482U CN 211718482 U CN211718482 U CN 211718482U CN 201922398001 U CN201922398001 U CN 201922398001U CN 211718482 U CN211718482 U CN 211718482U
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Abstract
The utility model discloses a new forms of energy lithium cell charge-discharge constant temperature aging environment test room, work through PLC control electrical property control air duct circulation system and cooling water set, air duct circulation system arranges the circulation wind channel frame that sets up including a plurality of equipartitions, can carry out segment control to the test sample of placing on a plurality of sample framves, the air current that single circulation wind channel frame passes through the circulating motor drive entering of top installation rotates, and heat up under the heater strip effect, carry by the fan blade cover around to circulation wind channel frame in the formation wind channel cavity between the inner wall of both ends support and the test room body, form parallel circulation by wind channel air outlet and wind channel return air inlet and send into the intensification air current, and carry the effect of cooling water to evaporimeter at the cooling water set, the water liquid heat absorption evaporates, carry out the heat transfer cooling, make the aging sample temperature invariable. By adopting the technical scheme, the constant-temperature regulation and control operation is convenient, the resources are effectively utilized, the testing efficiency is improved, and the cost is saved.
Description
Technical Field
The utility model relates to a technical field of new forms of energy lithium cell aging testing, in particular to new forms of energy lithium cell charge-discharge constant temperature aging environment test room.
Background
In the process of polymerizing and producing a new energy lithium battery, the aging life of the new energy lithium battery needs to be tested, but in practical test application, factors such as variable test environments, limited test conditions, limited test time and the like determine that it is difficult to directly obtain aging test information of the lithium battery, and therefore a new energy lithium battery charging and discharging constant-temperature aging environment test room is designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a new forms of energy lithium cell charge-discharge constant temperature aging environment test room is provided.
In order to achieve the above object, the present invention provides the following technical solutions: a new energy lithium battery charging and discharging constant temperature aging environment testing room comprises a testing room body, a PLC control cabinet, a plurality of charging and discharging cabinets and a water chilling unit are arranged outside the testing room body, an air channel circulating system is arranged in the testing room body and comprises a plurality of circulating air channel frames which are uniformly arranged, the single circulating air channel frame is tightly attached to the front inner wall and the rear inner wall of the testing room body, an air channel cavity is formed between the supports at the front end and the rear end of the single circulating air channel frame and the inner wall of the testing room body, an air channel air outlet and an air channel air return inlet are correspondingly arranged on the supports at the front end and the rear end of the single circulating air channel frame respectively, a circulating motor and an evaporator are arranged at the top end of each circulating air channel frame, and an air vane plate fixedly arranged at the output end of the circulating motor is arranged in an air vane cover, the installation is equipped with the heater strip on the inner wall of fan blade cover that sets up, and in the air channel cavity that the trailing end connection that the fan blade cover that sets up encloses to the rear side, the evaporimeter is connected to the cooling water set through circulation water cooling system, PLC switch board electric connection air channel circulation system, cooling water set respectively, the top encapsulation installation of test room body and air channel circulation system is equipped with the heated board.
Preferably, the left end and the right end of the heat insulation board are respectively provided with an air inlet and an air outlet, and an explosion-proof pressure relief opening is formed in the heat insulation board and above the uniformly distributed circulating air duct frame.
Preferably, the circulating water cooling system is responsible for through going out water, the return water is responsible for and is connected between the cooling water set, it is responsible for through connecting pipe and return water and is responsible for looks cyclic connection mutually to go out the water, go out water and be responsible for, the return water is responsible for and is connected with a plurality of water outlet branch pipes, return water branch pipe respectively corresponding equipartition and is connected with, each water outlet branch pipe be connected with evaporator inlet tube, the evaporimeter outlet pipe that are connected the setting on two sets of evaporimeters respectively, it is equipped with manometer, pressure regulating ball valve one, flow valve to go out to install respectively on water outlet pipe, the return water branch pipe, it is equipped with pressure regulating ball valve two to equally divide respectively on evaporimeter.
Preferably, the circulating water cooling system further comprises a first drain pipe and a second drain pipe, the first drain pipe is connected to the second drain pipe and is connected with the evaporator through an overflow hose, two ends of the second drain pipe are respectively connected to the main water outlet pipe and the water chilling unit, and a first pressure regulating ball valve is arranged on the second drain pipe.
Preferably, the test room body is a red brick wall body, the left side of the red brick wall body is provided with a safety door, and the right side of the red brick wall body is provided with a safety escape door.
Preferably, still be equipped with on the left side terminal surface of the test room body with the PLC switch board between the display screen of looks electric connection, just the left side end outer wall of the test room body on hug closely and be provided with the workstation.
Preferably, the test room is internally provided with a plurality of sample frames which are uniformly distributed, the sample frames which are uniformly distributed are placed at the positions of the circulating air duct frames which are correspondingly uniformly distributed, and the supporting laminate of the sample frames is uniformly distributed with a plurality of air holes.
Preferably, a plurality of lead holes are uniformly distributed on the front side wall of the test room body, and cables connected with the charging and discharging cabinets are conveniently spliced and arranged in the lead holes uniformly distributed.
Preferably, the bottom of the test room body is provided with an insulating ground mat paved on the ground.
The utility model provides a new forms of energy lithium cell charge-discharge constant temperature aging environment test method, send experimental new forms of energy lithium cell sample into the internal portion of test room through the shallow, and place on the sample frame in order, and wear out the pin hole through the cable with experimental new forms of energy lithium cell sample and be connected to the charging and discharging cabinet, and set for sample ageing time through the PLC switch board, and electrical control opens air duct circulation system and cooling water set, air duct circulation system includes the circulation wind channel frame that a plurality of equipartitions segmentation were laid, the wind channel air outlet on the front and back both sides support of circulation wind channel frame, the wind channel return air inlet carries out parallel circulation and sends into the ageing sample air current, make the ageing sample temperature in the test.
The beneficial effect of adopting above technical scheme is: the PLC controls the electric control air duct circulating system and the water chilling unit to work, the air duct circulating system comprises a plurality of circulating air duct frames which are uniformly distributed and arranged, test samples placed on the plurality of sample frames can be controlled in a segmented mode, a single circulating air duct frame is driven by a circulating motor installed at the top end to rotate by entering air flow and heat up under the action of a heating wire, the air duct frame is conveyed to a space between supports at the front end and the rear end of the circulating air duct frame and the inner wall of a test room body through an air vane cover to form an air duct cavity, an air duct air outlet and an air duct return port form parallel circulation to convey heating air flow, the water chilling unit conveys cooling water to an evaporator to absorb heat and evaporate water, heat exchange and cooling are carried out, the temperature of the aging samples is constant, and charging and discharging are carried out on the constant-temperature aging test of the lithium battery, the, the cost is saved.
Drawings
Fig. 1 is a schematic view of the appearance structure of the present invention;
FIG. 2 is a schematic view of the uniformly distributed circulating air duct rack of the present invention;
FIG. 3 is a schematic view of a single circulating air duct rack of the present invention;
fig. 4 is a schematic diagram of the structure of the sample holder of the present invention;
fig. 5 is a schematic diagram of the piping between the chiller and the evaporator according to the present invention;
fig. 6 is a schematic diagram of the system of the present invention.
Wherein, 100, testing the house body; 200. an air duct circulating system; 1. a safety door; 2. a PLC control cabinet; 3. a display screen; 4. marking a warning board; 5. an air inlet; 6. an explosion-proof pressure relief port; 7. a work table; 8. a wire hole; 9. a charging and discharging cabinet; 10. a safe escape door; 11-a water chilling unit; 12-an exhaust port; 13-an evaporator; 14-a circulating motor; 15-heating wires; 16-a circulating air duct rack; 17-air duct air outlet; 18-duct return air inlet; 19-red brick wall body; 20-a heat-insulating plate; 21-an insulating ground mat; 22-sample holder, 220-vent; 23-a main water outlet pipe; 24-a water return main pipe; 25-connecting tube; 26-water outlet branch pipes; 27-a return water branch pipe; 28-evaporator water inlet pipe; 29-evaporator water outlet pipe; 30-a first water drainage pipe; 31-a second water discharge pipe; 32-overflow hose; 33-water pressure gauge; 34-a pressure regulating ball valve I; 35-flow valve; 36-pressure regulating ball valve II.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 6, the present invention has the following specific embodiments: a new energy lithium battery charging and discharging constant temperature aging environment testing room comprises a testing room body 100, a PLC control cabinet 2, a plurality of charging and discharging cabinets 9 and a water chilling unit 11 which are uniformly arranged are arranged outside the testing room body 100, an air channel circulating system 200 is arranged in the testing room body 100, the air channel circulating system 200 comprises a plurality of circulating air channel frames 16 which are uniformly arranged, the single circulating air channel frame 16 is tightly attached to the front inner wall and the rear inner wall of the testing room body 100, an air channel cavity is formed between the front end support and the rear end support of the single circulating air channel frame 16 and the inner wall of the testing room body 100, an air channel air outlet 17 and an air channel air return inlet 18 are correspondingly arranged on the front end support and the rear end support of the single circulating air channel frame 16 respectively, a circulating motor 14 and an evaporator 13 are arranged at the top end of each circulating air channel frame 16, an air vane plate fixedly arranged at the output end of the circulating motor 14 is arranged in, the installation is equipped with heater strip 15 on the inner wall of the fan blade cover that sets up, and in the air duct cavity that the trailing end of the fan blade cover that sets up is connected to the rear side and encloses, evaporimeter 13 is connected to cooling water set 11 through circulating water cooling system, PLC switch board 2 is electric connection air duct circulation system 200, cooling water set 11 respectively, the top encapsulation installation of test room body 100 and air duct circulation system 200 is equipped with heated board 20.
The both ends are provided with air inlet 5, gas vent 12 respectively about heated board 20, on the heated board 20 and the top that is located the circulation wind channel frame 16 that the equipartition set up has seted up explosion-proof pressure release mouth 6, and the air inlet 5, the gas vent 12 that set up are used for testing the inside circulation of air in the room body 100, and the explosion-proof pressure release mouth 6 of setting is used for discharging the interior excessive pressure air current in the test room body 100.
The circulating water cooling system is responsible for 24 and is connected between the cooling water set 11 through going out water 23, return water, it is responsible for 23 and is responsible for 24 through connecting pipe 25 and return water and be connected mutually in a circulating manner to go out water, it is responsible for and is connected with a plurality of water branch pipes 26, return water branch pipe 27, each to go out water branch pipe 26, return water branch pipe 27 respectively with two sets of evaporimeters 13 on be connected the evaporimeter inlet tube 28 that sets up, evaporimeter outlet pipe 29 and be connected, it is equipped with manometer 33, pressure regulating ball valve 34, flow valve 35 to go out to install respectively on water 23, connecting pipe 25, the return water branch pipe 27, equally divide on evaporimeter inlet tube 28, the evaporimeter outlet pipe 29 and do not install pressure regulating ball valve two 36.
The circulating water cooling system further comprises a first drain pipe 30 and a second drain pipe 31, the first drain pipe 30 is connected to the second drain pipe 31, the first drain pipe 30 is connected with the evaporator 13 through an overflow hose 32, two ends of the second drain pipe 31 are respectively connected to the main water outlet pipe 23 and the water chilling unit 11, and a first pressure regulating ball valve 34 is arranged on the second drain pipe 31, so that the circulating water cooling system is convenient to control circularly and efficient in refrigeration.
The test room body 100 is red brick wall body 19, the left side of red brick wall body 19 is provided with emergency exit 1, and the emergency exit 1 of setting is convenient for get into the test room body 100 in, just the right side of red brick wall body 19 be provided with safe emergency exit 10, the safe emergency exit 10 of setting is used for because of the test accident, the personnel escape from the test room body 100 and use safely.
Still be equipped with on the left side terminal surface of the test room body 100 with PLC switch board 2 between looks electric connection's display screen 3, the display screen 3 of setting is used for controlling PLC switch board 2 and uses, just the left side end outer wall of the test room body 100 on hug closely and be provided with workstation 7, be used for placing the sample of the examination of awaiting measuring on workstation 7.
Still be equipped with the sample frame 22 that a plurality of equipartitions set up in the test room body 100, the position of the circulation wind channel frame 16 that the corresponding a plurality of equipartitions of sample frame 22 that a plurality of equipartitions set up is placed, just the support plywood of sample frame 22 on the equipartition seted up a plurality of bleeder vent 220 for the sample of placing is heated the temperature and is even, a plurality of pin holes 8 have been seted up to the equipartition on the preceding lateral wall of test room body 100, be convenient for peg graft in the pin hole 8 that a plurality of equipartitions set up and lay and charge the cable of being connected between the discharge cabinet 9.
The bottom of the test room body 100 is provided with an insulating ground mat 21 laid on the ground, so that the insulating protection effect is achieved.
A new energy lithium battery charging and discharging constant temperature aging environment testing method comprises the steps of sending a test new energy lithium battery sample into a testing room body 100 through a cart, placing the test new energy lithium battery sample on a sample frame 22 in sequence, enabling the test new energy lithium battery sample to penetrate out of a lead hole 8 through a cable to be connected to a charging and discharging cabinet 9, setting sample aging time through a PLC (programmable logic controller) control cabinet 2, starting an air duct circulating system 200 and a water chilling unit 11 through electric control, wherein the air duct circulating system 200 comprises a plurality of circulating air duct frames 16 which are uniformly distributed and arranged in a segmented mode, air duct air outlets 17 on supports on the front side and the rear side of each circulating air duct frame 16, and air duct return air 18 is subjected to parallel circulation to be sent into aging sample air.
By adopting the technical scheme, the PLC controls the electric control air channel circulating system and the water chilling unit to work, the air channel circulating system comprises a plurality of circulating air channel frames which are uniformly distributed and arranged, test samples placed on the plurality of sample frames can be controlled in a segmented manner, a single circulating air channel frame is driven by a circulating motor arranged at the top end to rotate and heat up under the action of a heating wire, the air channel frames are conveyed to an air channel cavity formed between supports at the front end and the rear end of the circulating air channel frame and the inner wall of a test room body by an air blade cover, a parallel circulating manner is formed by an air channel air outlet and an air channel air return port to convey heating air flow, cooling water is conveyed to an evaporator by the water chilling unit, water liquid absorbs heat and evaporates to carry out heat exchange and cooling, so that the temperature of the aging sample is constant, thereby realizing charging and discharging to carry out constant-temperature aging, the testing efficiency is improved, and the cost is saved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.
Claims (9)
1. The new energy lithium battery charging and discharging constant temperature aging environment testing room comprises a testing room body (100) and is characterized in that a PLC control cabinet (2), a plurality of uniformly distributed charging and discharging cabinets (9) and a water chilling unit (11) are arranged outside the testing room body (100), an air channel circulating system (200) is arranged in the testing room body (100), the air channel circulating system (200) comprises a plurality of uniformly distributed circulating air channel frames (16), a single circulating air channel frame (16) is tightly attached to the front inner wall and the rear inner wall of the testing room body (100), an air channel cavity is formed between the front end support and the rear end support of the circulating air channel frame (16) and the inner wall of the testing room body (100), an air channel air outlet (17) and an air channel air return opening (18) are correspondingly arranged on the front end support and the rear end support of the single circulating air channel frame (16), each the top installation of circulation wind channel frame (16) be equipped with circulation motor (14), evaporimeter (13), the aerofoil setting that the output fixed mounting of circulation motor (14) set up is in the fan blade cover, and the installation is equipped with heater strip (15) on the inner wall of the fan blade cover that sets up, and in the air channel cavity that the trailing end connection to rear side enclosed of the fan blade cover that sets up, evaporimeter (13) are connected to cooling water set (11) through circulation water cooling system, PLC switch board (2) electric connection wind channel circulation system (200), cooling water set (11) respectively, the top encapsulation installation of test room body (100) and wind channel circulation system (200) is equipped with heated board (20).
2. The room for testing the charging and discharging constant-temperature aging environment of the new energy lithium battery as claimed in claim 1, wherein the left end and the right end of the heat insulation board (20) are respectively provided with an air inlet (5) and an air outlet (12), and an explosion-proof pressure relief opening (6) is formed in the heat insulation board (20) and above the uniformly distributed circulating air duct frame (16).
3. The room for testing the charging and discharging constant-temperature aging environment of the new-energy lithium battery as claimed in claim 1, wherein the circulating water cooling system is connected with the water chilling unit (11) through a main water outlet pipe (23) and a main water return pipe (24), the main water outlet pipe (23) is connected with the main water return pipe (24) through a connecting pipe (25) in a circulating manner, a plurality of branch water outlet pipes (26) and branch water return pipes (27) are respectively and uniformly connected to the main water outlet pipe (23) and the main water return pipe (24) in a corresponding manner, each branch water outlet pipe (26) and branch water return pipe (27) are respectively connected with an evaporator water inlet pipe (28) and an evaporator water outlet pipe (29) which are connected to two sets of evaporators (13), and a pressure gauge (33) is respectively mounted on the main water outlet pipe (23), the connecting pipe (25) and the branch water, Pressure regulating ball valve (34), flow valve (35), it is equipped with pressure regulating ball valve two (36) respectively to equally divide on evaporimeter inlet tube (28), evaporimeter outlet pipe (29).
4. The room for testing the charging and discharging constant-temperature aging environment of the new energy lithium battery as claimed in claim 1 or 3, wherein the circulating water cooling system further comprises a first drain pipe (30) and a second drain pipe (31), the first drain pipe (30) is connected to the second drain pipe (31) and arranged, the first drain pipe (30) is connected with the evaporator (13) through an overflow hose (32), two ends of the second drain pipe (31) are respectively connected to the main water outlet pipe (23) and the water chilling unit (11), and a first pressure regulating ball valve (34) is installed on the second drain pipe (31).
5. The room for testing the charging and discharging constant-temperature aging environment of the new-energy lithium battery as well as the aging environment of the new-energy lithium battery as claimed in claim 1 is characterized in that the test room body (100) is a red brick wall body (19), a safety door (1) is arranged on the left side of the red brick wall body (19), and a safety escape door (10) is arranged on the right side of the red brick wall body (19).
6. The room for testing the charging and discharging constant-temperature aging environment of the new energy lithium battery as claimed in claim 1, wherein a display screen (3) electrically connected with the PLC control cabinet (2) is further arranged on the left end face of the test room body (100), and a workbench (7) is arranged on the outer wall of the left end of the test room body (100) in a clinging manner.
7. The room for testing the charging and discharging constant-temperature aging environment of the new energy lithium battery as claimed in claim 1, wherein a plurality of uniformly distributed sample racks (22) are further arranged in the test room body (100), the uniformly distributed sample racks (22) are placed at positions corresponding to the uniformly distributed circulating air duct racks (16), and a plurality of air holes (220) are uniformly distributed on a supporting laminate of the sample racks (22).
8. The room for testing the charging and discharging constant-temperature aging environment of the new energy lithium battery as claimed in claim 1, wherein a plurality of lead holes (8) are uniformly distributed on the front side wall of the test room body (100), and cables connected with the charging and discharging cabinet (9) are conveniently inserted and distributed in the plurality of uniformly distributed lead holes (8).
9. The room for testing the charging and discharging constant-temperature aging environment of the new energy lithium battery as claimed in claim 1, wherein an insulating ground mat (21) laid on the ground is arranged at the bottom of the test room body (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922398001.7U CN211718482U (en) | 2019-12-27 | 2019-12-27 | New forms of energy lithium cell charge-discharge constant temperature aging environment test room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922398001.7U CN211718482U (en) | 2019-12-27 | 2019-12-27 | New forms of energy lithium cell charge-discharge constant temperature aging environment test room |
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| CN211718482U true CN211718482U (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922398001.7U Active CN211718482U (en) | 2019-12-27 | 2019-12-27 | New forms of energy lithium cell charge-discharge constant temperature aging environment test room |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113533983A (en) * | 2021-09-15 | 2021-10-22 | 江苏拓米洛环境试验设备有限公司 | Power battery testing equipment and testing method |
| CN114703466A (en) * | 2022-02-07 | 2022-07-05 | 常州第六元素半导体有限公司 | Continuous CVD film manufacturing apparatus and method |
| EP4350326A1 (en) * | 2022-08-23 | 2024-04-10 | Wonik Pne Co., Ltd. | Battery charging/discharging system |
| EP4350327A1 (en) * | 2022-08-23 | 2024-04-10 | Wonik Pne Co., Ltd. | Battery charging/discharging system |
-
2019
- 2019-12-27 CN CN201922398001.7U patent/CN211718482U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113533983A (en) * | 2021-09-15 | 2021-10-22 | 江苏拓米洛环境试验设备有限公司 | Power battery testing equipment and testing method |
| CN113533983B (en) * | 2021-09-15 | 2021-12-28 | 江苏拓米洛环境试验设备有限公司 | Power battery testing equipment and testing method |
| CN114703466A (en) * | 2022-02-07 | 2022-07-05 | 常州第六元素半导体有限公司 | Continuous CVD film manufacturing apparatus and method |
| CN114703466B (en) * | 2022-02-07 | 2024-04-09 | 常州第六元素半导体有限公司 | Continuous CVD film manufacturing apparatus and method |
| EP4350326A1 (en) * | 2022-08-23 | 2024-04-10 | Wonik Pne Co., Ltd. | Battery charging/discharging system |
| EP4350327A1 (en) * | 2022-08-23 | 2024-04-10 | Wonik Pne Co., Ltd. | Battery charging/discharging system |
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