CN209133642U - A kind of high current short time battery discharge management system - Google Patents
A kind of high current short time battery discharge management system Download PDFInfo
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- CN209133642U CN209133642U CN201822083449.5U CN201822083449U CN209133642U CN 209133642 U CN209133642 U CN 209133642U CN 201822083449 U CN201822083449 U CN 201822083449U CN 209133642 U CN209133642 U CN 209133642U
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- battery
- discharge
- current
- battery pack
- controlled switch
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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
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a kind of high current short time battery discharge management system, it includes: battery pack；It shows host computer, sets the maximum current value of battery pack regular picture, minimum amount of voltage that, battery pack longest discharge time simultaneously sends system operation or halt instruction；Load blocks connect the anode of battery pack, regulate and control the discharge current of battery pack；Electric-controlled switch connects load blocks, the discharge circuit for open or closed battery pack；Current divider, connection electric-controlled switch, battery pack Anode and battery group cathode, acquire battery power discharge voltage and battery power discharge circuit size of current；Sampling module, connection electric-controlled switch, current divider and display host computer are controlled, triggering electric-controlled switch disconnects battery power discharge circuit, realizes to battery short time control of discharge, avoid damage of the heavy-current discharge process to battery.The utility model design is simple, effectively management battery discharge, prevents battery over-discharge, has good practical value.
Description
Technical field
The utility model relates to battery discharge administrative skill fields, and in particular to a kind of high current short time battery discharge pipe
Reason system.
Background technique
With the fast development of power lithium-ion battery technology, lithium ion battery is widely used in new-energy automobile, large-scale
Energy storage field, at the same it is also more stringent to lithium ion battery production and the requirement of quality.In powerful startup power supply, big electricity
The application for flowing the lithium ion battery of work is also more and more extensive, and demand is increasing.The characteristic of lithium ion battery is not allow
Otherwise over-discharge will cause irreversible damage to no-voltage to lithium ion battery itself.Especially, for the lithium ion of low capacity
Battery, in the case where big discharge current, battery pole is easy to happen the over-discharge of damageability, may be even several seconds at more than ten seconds
It is interior, cell voltage is put to zero volt, circuit lines are also easy fever, in some instances it may even be possible to circuit can be burnt due to over-discharge.For safety
Using lithium ion battery, high-rate battery discharge detection device also develops therewith.And high-rate battery discharge detection device is being examined
Survey lithium-ion electric tank discharge during, can only largely detect the size of electric current, not can control battery discharge time and
The size of discharge current.Therefore simple discharge examination equipment has been unable to meet the demand for security of great current cell discharge system.
Utility model content
The purpose of the utility model is to provide a kind of high current short time battery discharge management systems, can detect battery discharge
The size of electric current, and can control battery discharge time, prevent battery over-discharge from making cell voltage that will be zero, and prevent battery discharge electric
It flows through greatly, causes security risk, meet the demand for security that battery uses.
In order to achieve the above object, the utility model provides a kind of high current short time battery discharge management system, includes:
Battery pack includes several single batteries；
It shows host computer, sets the maximum current value of battery pack regular picture, minimum amount of voltage that, when battery pack longest is discharged
Between and send system operation or halt instruction；
Load blocks connect the anode of battery pack, the power resistor comprising multiple parallel connections, regulate and control the electric discharge electricity of battery pack
Stream；
Electric-controlled switch connects load blocks, the discharge circuit for open or closed battery pack；
Current divider, connection electric-controlled switch, battery pack Anode and battery group cathode；Acquire battery power discharge voltage and electricity
The size of current of pond group discharge circuit；
Control sampling module, connection electric-controlled switch, current divider and display host computer；The control sampling module receives display
The system operation or cease and desist order that host computer is sent, driving electric-controlled switch connects or disconnects battery power discharge electric current；Control sampling
Also independently triggering electric-controlled switch disconnects battery power discharge circuit to module.
Also independently triggering electric-controlled switch disconnects battery power discharge circuit, in particular to works as battery pack the control sampling module
Discharge time reaches the battery pack longest discharge time of setting, and control sampling module driving electric-controlled switch disconnects battery power discharge electricity
Road.
Also independently triggering electric-controlled switch disconnects battery power discharge circuit, in particular to control sampling to the control sampling module
Module receives the voltage and current value of current divider acquisition, when the voltage value of current divider acquisition is less than the minimum of display host computer setting
When voltage value or the current value of current divider acquisition are more than the maximum current value of display host computer setting, control sampling module driving
Electric-controlled switch disconnects battery power discharge circuit.
Several described single batteries are by being in series or in parallel to form the battery pack.
The current value of current divider acquisition and voltage value are also sent to display host computer by the control sampling module, by aobvious
Show the real-time electric discharge electricity of the time of host computer real-time display and the electric discharge of storage battery group, the real-time voltage of battery pack and battery pack
Stream.
The voltage and current data of acquisition are sent to the control by CAN communication agreement and sample mould by the current divider
Block.
Compared with prior art, the utility model design is simple, effectively management battery discharge, prevents battery over-discharge from making battery
Voltage will be zero, and can control battery discharge time, prevent battery discharge from causing electric current excessive, form security risk.This is practical
It is novel at the same can also real-time monitoring, storage battery electric discharge voltage value and current value, meet the demand for security that battery uses, have
Good practical value.
Detailed description of the invention
In order to illustrate more clearly of technical solutions of the utility model, letter will be made to attached drawing needed in description below
Singly introduce, it should be apparent that, the accompanying drawings in the following description is one embodiment of the utility model, skill common for this field
For art personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings:
Fig. 1 is the schematic diagram of the high current section time battery discharge management system of the utility model；
In figure: 1, load blocks；2, battery pack；3, current divider；4, electric-controlled switch；5, sampling module is controlled；6, in display
Position machine.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, the utility model provides a kind of high current short time battery discharge management system, include:
Battery pack 2 includes several single batteries, several described single batteries are by being in series or in parallel to form the electricity
Pond group 2；
It shows host computer 6, sets the maximum current value of 2 regular picture of battery pack, minimum amount of voltage that, 2 longest of battery pack is put
The electric time simultaneously sends system operation or halt instruction；
Load blocks 1, connect the anode of battery pack 2, and the power resistor comprising multiple parallel connections regulates and controls the electric discharge of battery pack 2
Electric current；
Electric-controlled switch 4 connects load blocks 1, the discharge circuit for open or closed battery pack 2；
Current divider 3, connection electric-controlled switch 4, battery pack 2 Anode and battery group 2 cathode；Acquisition battery pack 2 is discharged electricity
The size of current of pressure and 2 discharge circuit of battery pack；
Control sampling module 5, connection electric-controlled switch 4, current divider 3 and display host computer 6；The control sampling module 5 connects
The system operation or cease and desist order that display host computer 6 is sent are received, driving electric-controlled switch 4 connects or disconnects 2 discharge current of battery pack；
It controls the also autonomous triggering electric-controlled switch 4 of sampling module 5 and disconnects 2 discharge circuit of battery pack.
The also autonomous triggering electric-controlled switch 4 of the control sampling module 5 disconnects 2 discharge circuit of battery pack, in particular to when electricity
2 discharge time of pond group reaches the 2 longest discharge time of battery pack of setting, and control sampling module 5 drives electric-controlled switch 4 to disconnect battery
2 discharge circuits of group.
The also autonomous triggering electric-controlled switch 4 of the control sampling module 5 disconnects 2 discharge circuit of battery pack, in particular to control
Sampling module 5 receives the voltage and current value that current divider 3 acquires, and sets when the voltage value that current divider 3 acquires is less than display host computer 6
When the current value that fixed minimum amount of voltage that or current divider 3 acquire is more than the maximum current value that display host computer 6 is set, control is adopted
Egf block 5 drives electric-controlled switch 4 to disconnect 2 discharge circuit of battery pack.Current divider 3 by CAN communication agreement by the voltage of acquisition and
Current data is sent to the control sampling module 5.
Current value and voltage value that current divider 3 acquires also are sent to display host computer 6 by the control sampling module 5, are led to
Cross the real-time of the time of display 6 real-time display of host computer and the electric discharge of storage battery group 2, the real-time voltage of battery pack 2 and battery pack 2
Discharge current.
Compared with prior art, the utility model design is simple, effectively management battery discharge, prevents battery over-discharge from making battery
Voltage will be zero, and can control battery discharge time, prevent battery discharge from causing electric current excessive, form security risk.This is practical
It is novel at the same can also real-time monitoring, storage battery electric discharge voltage value and current value, meet the demand for security that battery uses, have
Good practical value.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can be readily occurred in various
Equivalent modifications or substitutions, these modifications or substitutions should be covered within the scope of the utility model.Therefore, this is practical
Novel protection scope should be subject to the protection scope in claims.
Claims (6)
1. a kind of high current short time battery discharge management system, characterized by comprising:
Battery pack includes several single batteries；
Display host computer, the maximum current value of setting battery pack regular picture, minimum amount of voltage that, battery pack longest discharge time,
And send system operation or halt instruction；
Load blocks connect the anode of battery pack, and the power resistor comprising multiple parallel connections regulates and controls the discharge current of battery pack；
Electric-controlled switch connects load blocks, the discharge circuit for open or closed battery pack；
Current divider, connection electric-controlled switch, battery pack Anode and battery group cathode；Acquire battery power discharge voltage and battery pack
The size of current of discharge circuit；
Control sampling module, connection electric-controlled switch, current divider and display host computer；It is upper that the control sampling module receives display
The system operation or cease and desist order that machine is sent, driving electric-controlled switch connects or disconnects battery power discharge electric current；Control sampling module
Also independently triggering electric-controlled switch disconnects battery power discharge circuit.
2. high current short time battery discharge management system as described in claim 1, which is characterized in that the control samples mould
Also independently triggering electric-controlled switch disconnects battery power discharge circuit, in particular to when the battery power discharge time reaches the battery of setting block
Group longest discharge time, control sampling module driving electric-controlled switch disconnect battery power discharge circuit.
3. high current short time battery discharge management system as described in claim 1, which is characterized in that the control samples mould
Also independently triggering electric-controlled switch disconnects battery power discharge circuit, in particular to controls the electricity that sampling module receives current divider acquisition block
Pressure and current value, when the voltage value of current divider acquisition is less than the minimum amount of voltage that or current divider acquisition for showing host computer setting
When current value is more than the maximum current value of display host computer setting, control sampling module driving electric-controlled switch disconnects battery power discharge
Circuit.
4. high current short time battery discharge management system as described in claim 1, which is characterized in that several described monomers
Battery is by being in series or in parallel to form the battery pack.
5. high current short time battery discharge management system as described in claim 1, which is characterized in that the control samples mould
The current value of current divider acquisition and voltage value are also sent to display host computer by block, by display host computer real-time display and are stored
The time of battery power discharge, the real-time voltage of battery pack and battery pack real-time discharge current.
6. high current short time battery discharge management system as described in claim 1, which is characterized in that the current divider passes through
The voltage and current data of acquisition are sent to the control sampling module by CAN communication agreement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822083449.5U CN209133642U (en) | 2018-12-12 | 2018-12-12 | A kind of high current short time battery discharge management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822083449.5U CN209133642U (en) | 2018-12-12 | 2018-12-12 | A kind of high current short time battery discharge management system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209133642U true CN209133642U (en) | 2019-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822083449.5U Active CN209133642U (en) | 2018-12-12 | 2018-12-12 | A kind of high current short time battery discharge management system |
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| CN (1) | CN209133642U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113884888A (en) * | 2021-10-29 | 2022-01-04 | 蜂巢能源(上海)有限公司 | Battery control method and device |
-
2018
- 2018-12-12 CN CN201822083449.5U patent/CN209133642U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113884888A (en) * | 2021-10-29 | 2022-01-04 | 蜂巢能源(上海)有限公司 | Battery control method and device |
| CN113884888B (en) * | 2021-10-29 | 2024-01-02 | 章鱼博士智能技术(上海)有限公司 | Battery control method and device |
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