CN219267161U - Balanced charge-discharge instrument for battery module - Google Patents

Balanced charge-discharge instrument for battery module Download PDF

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Publication number
CN219267161U
CN219267161U CN202222883734.1U CN202222883734U CN219267161U CN 219267161 U CN219267161 U CN 219267161U CN 202222883734 U CN202222883734 U CN 202222883734U CN 219267161 U CN219267161 U CN 219267161U
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test
battery module
module
test equipment
power
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CN202222883734.1U
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Chinese (zh)
Inventor
戴景岩
邸玉峰
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Beijing Baitong Kexin Machinery Equipment Co ltd
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Beijing Baitong Kexin Machinery Equipment Co ltd
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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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • 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
    • Y02E60/10—Energy storage using batteries

Abstract

The utility model discloses a battery module balance charge and discharge instrument which comprises a box body, a test integrated machine, first test equipment, second test equipment, a tested object placing drawer and a test line accommodating drawer, wherein the test integrated machine, the first test equipment, the second test equipment, the tested object placing drawer and the test line accommodating drawer are arranged in the box body, the first test equipment and the second test equipment are connected with the test integrated machine, a turntable, a first battery module and a second battery module are arranged on the turntable in the tested object placing drawer, aviation plugs are arranged on the front sides of the first test equipment and the second test equipment, the first test equipment is connected with the first battery module through the aviation plugs and cables, and the second test equipment is connected with the second battery module through the aviation plugs and the cables. The performance test of two groups of battery modules can be realized, the integrated test integrated machine is integrated, an external lead is not needed, test data can be directly checked on the test integrated machine, and the integrated test integrated machine is simple to operate and convenient to test.

Description

Balanced charge-discharge instrument for battery module
Technical Field
The utility model relates to the technical field of teaching equipment, in particular to a battery module balance charge-discharge instrument.
Background
In order to help students understand and verify the charge and discharge performance of the single battery cell and the battery module, various charge and discharge tests, such as a constant-current constant-voltage charge and discharge test, a constant-voltage current-limiting charge and discharge test, a constant-power charge and discharge test, a current slope charge and discharge test, a current charge and discharge test, a pulse charge and discharge test and the like, are usually performed. The existing charge-discharge instrument generally only supports performance test of a single battery module, only can fix and install the battery module, and needs to perform balanced charge-discharge on the battery module through a cable external balance instrument during test, so that the operation is troublesome, the wiring is tedious, and the performance test is inconvenient.
Disclosure of Invention
Therefore, the utility model provides a battery module balance charge-discharge instrument, which solves the problems of troublesome operation, complicated wiring and inconvenient performance test of the existing charge-discharge instrument, wherein the performance test only supports a single battery module.
In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a balanced charge-discharge appearance of battery module, charge-discharge appearance includes the box and sets up test all-in-one, first test equipment, second test equipment, the drawer is accomodate to the test object and the test wire, the drawer is accomodate to the test object, the drawer setting is accomodate to the test wire between first test equipment and second test equipment, the drawer setting is accomodate to the test wire is in the below of second test equipment, first test equipment and second test equipment all with test all-in-one is connected, be provided with the carousel in the drawer is placed to the test object and set up first battery module and second battery module on the carousel, first test equipment and second test equipment front side all are provided with the avionics, first test equipment is through avionics and cable connection first battery module, second test equipment is through avionics and cable connection second battery module.
Further, the first test device or the second test device comprises a contactor, a test switch breaker, an AC module and a DC module, wherein the contactor is connected with an alternating current power supply output end of the power distribution cabinet, the test switch breaker is correspondingly arranged on one side of the test device, the test switch breaker is connected with the contactor, the AC module is connected with the test switch breaker, the DC module is connected with the AC module, and the DC module is connected with a corresponding battery module through a direct current bus interface.
Further, the first test device or the second test device further comprises a communication board, an adapter board and a power board, the communication board is connected with the test integrated machine through an RJ45 communication interface, the adapter board is connected between the communication board and the DC module, the DC module is connected with the corresponding battery module through a direct current bus sampling interface, and the power board is connected between the test switch breaker and the communication board.
Further, a plurality of control buttons and an indicator lamp are arranged on one side of the testing integrated machine, the control buttons comprise a scram button and a power switch, the indicator lamp comprises a power indicator lamp and an operation indicator lamp, the scram button is connected with the adapter plate, the power switch is connected between the contactor and the testing switch breaker, the operation indicator lamp is connected with the DC module, and the power indicator lamp is connected between the power panel and the communication panel.
Further, the first battery module and the second battery module both comprise a plurality of single batteries.
Further, the side face of the box body is provided with ventilation holes.
Further, the bottom of the box body is provided with casters.
The utility model has the following advantages:
the utility model provides a battery module balance charge and discharge instrument which comprises a box body, a test integrated machine, first test equipment, second test equipment, a tested object placing drawer and a test line storage drawer, wherein the test integrated machine, the first test equipment, the second test equipment, the tested object placing drawer and the test line storage drawer are arranged in the box body, the first test equipment and the second test equipment are connected with the test integrated machine, a turntable, a first battery module and a second battery module are arranged on the turntable in the tested object placing drawer, aviation plugs are arranged on the front sides of the first test equipment and the second test equipment, the first test equipment is connected with the first battery module through the aviation plugs and cables, and the second test equipment is connected with the second battery module through the aviation plugs and the cables. The performance test of two groups of battery modules can be realized, the integrated test integrated machine is integrated, an external lead is not needed, test data can be directly checked on the test integrated machine, and the integrated test integrated machine is simple to operate and convenient to test.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.
Fig. 1 is a schematic structural diagram of a battery module balance charge-discharge apparatus according to embodiment 1 of the present utility model;
fig. 2 is a schematic diagram of the internal structure of a battery module balance charge-discharge apparatus according to embodiment 1 of the present utility model;
fig. 3 is an internal circuit diagram of a battery module balance charge-discharge apparatus according to embodiment 1 of the present utility model.
In the figure: the device comprises a 1-box body, a 2-test integrated machine, a 3-first test device, a 4-second test device, a 5-tested object placing drawer, a 6-test line accommodating drawer, a 7-rotary table, an 8-first battery module, a 9-second battery module, a 10-aviation plug, a 11-contactor, a 12-test switch breaker, a 13-AC module, a 14-DC module, a 15-power distribution cabinet, a 16-direct current bus interface, a 17-communication board, a 18-adapter board, a 19-power panel, a 20-RJ45 communication interface, a 21-direct current bus sampling interface, a 22-emergency stop button, a 23-power switch, a 24-power supply indicator lamp, a 25-operation indicator lamp, a 26-control interface, a 27-ventilation hole and 28-caster.
Detailed Description
Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1 and 2, the present embodiment proposes a battery module balance charge and discharge apparatus, which includes a case 1, and a test integrated machine 2, a first test device 3, a second test device 4, a test object placement drawer 5, and a test line storage drawer 6 that are disposed in the case 1.
The drawer 5 is placed to the measured object sets up between first test equipment 3 and second test equipment 4, the test wire accomodates drawer 6 and sets up the below at second test equipment 4, first test equipment 3 and second test equipment 4 all are connected with test all-in-one 2, be provided with carousel 7 in the drawer 5 is placed to the measured object and set up first battery module 8 and second battery module 9 on carousel 7, first test equipment 3 and second test equipment 4 front side all are provided with the avionics, first test equipment 3 is through avionics 10 and cable connection first battery module 8, second test equipment 4 is through avionics 10 and cable connection second battery module 9. During testing, the drawer 5 is pulled open to be placed by a tested object to be connected with the battery module, one end of the cable is connected with the aerial plug 10, and the other end of the cable is connected with the battery module through a clip (or an O-shaped terminal).
In this embodiment, as shown in fig. 3, the first test device 3 or the second test device 4 includes a contactor 11, a test switch breaker 12, an AC module 13, and a DC module 14, where the contactor 11 is connected to an AC power output end (including AC380V and AC220V power outputs) of the power distribution cabinet 15, the test switch breaker 12 is correspondingly disposed on one side of the test device, the test switch breaker 12 is connected to the contactor 11, the AC module 13 is connected to the test switch breaker 12, the DC module 14 is connected to the AC module 13, and the DC module 14 is connected to a corresponding battery module through the DC bus interface 16, and the test switch breaker 12 is turned off for testing during testing.
The first test device 3 or the second test device 4 further comprises a communication board 17, an adapter board 18 and a power board 19, the communication board 17 is connected with the test integrated machine 2 through an RJ45 communication interface 20, the adapter board 18 is connected between the communication board 17 and the DC module 14, the DC module 14 is connected with a corresponding battery module through a DC bus sampling interface 21, and the power board 19 is connected between the test switch breaker 12 and the communication board 17.
The test all-in-one 2 one side is provided with a plurality of control buttons and pilot lamp, and control button includes scram button 22 and switch 23, and the pilot lamp includes power indicator lamp 24, operation pilot lamp 25, and adapter plate 18 is connected to scram button 22, and switch 23 connects between contactor 11 and test switch circuit breaker 12, and DC module 14 is connected to operation pilot lamp 25, and power indicator lamp 24 connects between power strip 19 and communication board 17.
In this embodiment, the side of the case 1 is provided with ventilation holes 27. The bottom of the box body 1 is provided with casters 28.
The basic parameters of the test apparatus of this embodiment are as follows:
rated power: 3KW
220VAC working power supply
Charging and discharging output voltage range (Vdc)
Charge-discharge voltage: 5V-20V
Current range: 0- + -30A
Measurement and control precision of charge and discharge voltage: 0.05% FS+0.05% RD
Output voltage resolution: FSR less than or equal to 0.05 percent
Current measurement and control precision: 0.05% FS+0.05% RD
Output current resolution: FSR less than or equal to 0.05 percent
Output voltage ripple: FSR less than or equal to 0.5 percent
Sampling speed: not more than 10ms
Minimum step time: less than or equal to 100ms
System energy feedback efficiency: more than or equal to 90 percent
In this embodiment, the first battery module 8 includes 4 single batteries, and the second battery module 9 includes 6 single batteries. Single cell (voltage: 3.2V, capacity: 30AH, type: lithium iron phosphate).
The test integrated machine 2 can edit, control and test the test parameters, the test integrated machine 2 and the first test equipment 3 and the second test equipment 4 are controlled by 485 communication, in this embodiment, the first test equipment 3 (charging and discharging voltage 20V, current 30A) and the second test equipment 4 (charging and discharging voltage 5V, current 20A) are two specifications, and are respectively connected with the first battery module 8 and the second battery module 9 through cables, and different tests can be made by editing different test schemes in the test integrated machine 2 so as to verify various charging and discharging performances of the single battery and the battery module. The interface of the test integrated machine 2 can check the data of the voltage and the current of the battery core in the whole test process, and can also inquire the detailed information of the charge and discharge power of the battery, the charge and discharge capacity of the battery, the direct current internal resistance and the like.
While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.

Claims (7)

1. The utility model provides a balanced charge-discharge appearance of battery module, its characterized in that, charge-discharge appearance includes the box and sets up test all-in-one, first test equipment, second test equipment, the drawer is accomodate to the test object and the test wire, the drawer is accomodate to the test object is placed to the test object and is set up between first test equipment and second test equipment, the test wire is accomodate the drawer and is set up the below of second test equipment, first test equipment and second test equipment all with test all are connected with the test all-in-one, be provided with carousel and setting in the test object is placed the drawer first battery module and second battery module on the carousel, first test equipment and second test equipment front side all are provided with the aviation plug, first test equipment passes through aviation plug and cable connection first battery module, second test equipment passes through aviation plug and cable connection second battery module.
2. The battery module balance charge-discharge instrument of claim 1, wherein the first test device or the second test device comprises a contactor, a test switch breaker, an AC module and a DC module, the contactor is connected with an AC power output end of the power distribution cabinet, the test switch breaker is correspondingly arranged on one side of the test device, the test switch breaker is connected with the contactor, the AC module is connected with the test switch breaker, the DC module is connected with the AC module, and the DC module is connected with the corresponding battery module through a direct current bus interface.
3. The battery module balance charge and discharge instrument according to claim 2, wherein the first test device or the second test device further comprises a communication board, an adapter board and a power board, the communication board is connected with the test integrated machine through an RJ45 communication interface, the adapter board is connected between the communication board and the DC module, the DC module is connected with the corresponding battery module through a direct current bus sampling interface, and the power board is connected between the test switch breaker and the communication board.
4. The battery module balance charge-discharge instrument of claim 3, wherein a plurality of control buttons and indicator lamps are arranged on one side of the test integrated machine, the control buttons comprise a scram button and a power switch, the indicator lamps comprise a power indicator lamp and an operation indicator lamp, the scram button is connected with the adapter plate, the power switch is connected between the contactor and the test switch breaker, the operation indicator lamp is connected with the DC module, and the power indicator lamp is connected between the power panel and the communication panel.
5. The battery module balance charge and discharge instrument of claim 1, wherein the first battery module and the second battery module each comprise a plurality of single batteries.
6. The battery module balance charge and discharge instrument of claim 1, wherein the side surface of the case is provided with ventilation holes.
7. The battery module balance charge and discharge instrument of claim 1, wherein casters are provided at the bottom of the case.
CN202222883734.1U 2022-10-31 2022-10-31 Balanced charge-discharge instrument for battery module Active CN219267161U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222883734.1U CN219267161U (en) 2022-10-31 2022-10-31 Balanced charge-discharge instrument for battery module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222883734.1U CN219267161U (en) 2022-10-31 2022-10-31 Balanced charge-discharge instrument for battery module

Publications (1)

Publication Number Publication Date
CN219267161U true CN219267161U (en) 2023-06-27

Family

ID=86870661

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222883734.1U Active CN219267161U (en) 2022-10-31 2022-10-31 Balanced charge-discharge instrument for battery module

Country Status (1)

Country Link
CN (1) CN219267161U (en)

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