CN108199449A - Lithium battery group management of charging and discharging system - Google Patents
Lithium battery group management of charging and discharging system Download PDFInfo
- Publication number
- CN108199449A CN108199449A CN201810128735.0A CN201810128735A CN108199449A CN 108199449 A CN108199449 A CN 108199449A CN 201810128735 A CN201810128735 A CN 201810128735A CN 108199449 A CN108199449 A CN 108199449A
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- China
- Prior art keywords
- unit
- lithium battery
- battery group
- discharge
- charge
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00302—Overcharge protection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00304—Overcurrent protection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00306—Overdischarge protection
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of lithium battery group management of charging and discharging system, including lithium battery group, external equipment, charge and discharge control center, safety monitoring module and battery data acquisition module；Charge and discharge control center includes intelligent control module and charge and discharge detection module, safety monitoring module includes temperature monitoring unit, electric leakage monitoring unit, short detection unit and display alarm unit, battery data acquisition module includes monomer voltage collecting unit and monomer current acquisition unit, and external equipment is electrically connected lithium battery group and is used to carry out charge and discharge to lithium battery group.The lithium battery group management of charging and discharging system of the present invention, realizes the adjustment of lithium battery group charging and discharging state, and lithium battery group is adequately protected in charge and discharge process.
Description
Technical field
The present invention relates to technical field of electronic control, specially lithium battery group management of charging and discharging system.
Background technology
With the development of electronic technology, application of the lithium battery in various equipment is more and more extensive, and safety also becomes
Head weights in items research.As a kind of power-supply device, related in electric equipment using very extensive various, as power supply,
Not only need charging carry out electric energy storage be also required to electric discharge energized, and how the management of charging and discharging of simple lithium battery group,
It is a bit in current technology hot topic.
Prior art CN205335923U provides lithium battery group Intelligent charging-discharging management system, including single lithium battery electricity
Press monitoring modular, charging and discharging currents monitoring modular, single battery temperature monitoring module, lithium battery group electric quantity balancing module, heat dissipation
Device, protection circuit.The technological merit is lithium battery group management of charging and discharging system, easy to use, electricity that can be in charge and discharge
Short circuit current is protected when stream protection and electric discharge, monitors single-lithium-battery cell voltage, and monitoring battery pack temperature, Fast-Balance electricity have
It ensure that effect the safety of lithium battery group, extend the service life of lithium battery group.But during charging and discharging lithium battery, employ
Electric quantity balancing technology can be grasped because of the display of monomer voltage and the entire lithium battery group safe condition of current interference in electric quantity balancing
Under work, the abnormal conditions of battery pack can because electric quantity balancing ignore, battery pack is caused to go wrong but because can not normally instead
Feed out existing damage.
There is existing patent CN206865176U to provide a kind of high pressure lithium battery pack charge-discharge control system again, be related to high pressure
Technical field of lithium batteries, wherein the charge-discharge control system includes：Battery pack branch, including battery pack；First power supply branch,
The first power supply and the first controllable switch including series connection；Load branch, load and the second controllable switch including series connection；It is negative
The impedance of load is less than the impedance of battery pack and the first power supply；Wherein, battery pack branch, the first power supply branch and load
Branch circuit parallel connection；System further includes：Control module is detected, is connect respectively with the control terminal of the first controllable switch, the second controllable switch,
For the electricity for detecting battery pack and control instruction is generated according to the electricity of battery pack；Control instruction is controllably opened for controlling first
It closes and the second controllable switch is opened or closed.The technological merit is can to improve the power of supply load, but in lithium battery
The conservative management measure of lithium battery is short of in group charge and discharge process, easily lithium battery group is damaged.
Invention content
In order to overcome, battery monitor system is not perfect in existing background technology, and monitoring method does not lead to battery pack loss comprehensively
Rate is high, and the problem of ignoring monitoring and debug more convenient user experience that combined technology is brought, the present invention provides one
Kind lithium battery group management of charging and discharging system, including：
Lithium battery group, external equipment, charge and discharge control center, safety monitoring module and battery data acquisition module；
The charge and discharge control center includes intelligent control module and charge and discharge detection module, and charge and discharge detection module is electrical
Connection external equipment is used for according to testing result for detecting external equipment attribute and being electrically connected intelligent control module to lithium electricity
Pond charging and discharging state carries out charging and discharging state control；
The safety monitoring module includes temperature monitoring unit, electric leakage monitoring unit, short detection unit and display alarm
Unit, wherein, lithium battery group is electrically connected for detecting in temperature monitoring unit, electric leakage monitoring unit and short detection unit
Compare the state in lithium battery group charge and discharge process and be electrically connected and show that alarm unit is used for according to display or alarm detection knot
Fruit, display alarm unit are electrically connected intelligent control module for carrying out intelligent control according to testing result；
The battery data acquisition module includes monomer voltage collecting unit and monomer current acquisition unit, monomer voltage are adopted
Lithium battery group is electrically connected for detecting the electricity of single lithium battery in lithium battery group in collection unit and monomer current acquisition unit
Stream and voltage, monomer voltage collecting unit and monomer current acquisition unit are also electrically connected display alarm unit for showing alarm
The monomer electric current and voltage of lithium battery group；
The external equipment is electrically connected lithium battery group and is used to carry out charge and discharge to lithium battery group.
Preferably, the intelligent control module includes charhing unit, discharge cell and power-off unit, charhing unit and electric discharge
Charge and discharge detection unit is electrically connected for controlling its working condition according to testing result in unit, and charhing unit, electric discharge are single
Lithium battery group is electrically connected for lithium battery group to be controlled to carry out charge or discharge or power-off in member and power-off unit.
More preferably, the charhing unit, discharge cell and power-off unit, which are electrically connected, shows that alarm unit is used for root
The control adjustment filled, put or powered off according to testing result.
More preferably, the charhing unit, discharge cell and power-off unit are respectively battery charge controller, control of discharge
Device and breaker device.
Preferably, the external device is power supply or power device.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention passes through the detection intelligent control to external device
Charging and discharging lithium battery working condition is detected the monomer voltage electric current of lithium battery group in charge and discharge process and shows report
It warns and by the way that battery temperature, drain conditions and the short-circuit conditions in lithium battery group charge and discharge process are detected and are shown
Alarm when any of the above failure occurs, carries out power operation to charging and discharging lithium battery by Intelligent management module, realizes pair
The abundant safety management of lithium battery group charge and discharge, and intelligently complete the charge/discharge operation of lithium battery.
Description of the drawings
Fig. 1 is the system block diagram of lithium battery group management of charging and discharging system of the present invention；
Fig. 2 is the structure diagram of lithium battery group management of charging and discharging system of the present invention；
Fig. 3 is the structure diagram of lithium battery group management of charging and discharging system safety monitoring module of the present invention；
Fig. 4 is the structure diagram at lithium battery group management of charging and discharging system charge and discharge control center of the present invention；
Fig. 5 is the structure diagram of lithium battery group management of charging and discharging system battery data acquisition module of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig.1-5
As depicted in figs. 1 and 2, a kind of lithium battery group management of charging and discharging system, including：Lithium battery group, external equipment, charge and discharge
Electric control center, safety monitoring module and battery data acquisition module.External equipment is electrically connected lithium battery group and is used for lithium electricity
Pond group carries out charge and discharge.External device is power supply or power device.
As shown in figure 4, charge and discharge control center includes intelligent control module and charge and discharge detection module, charge and discharge electro-detection mould
Block is electrically connected external equipment for detecting external equipment attribute and being electrically connected intelligent control module for according to testing result
Charging and discharging state control is carried out to charging and discharging lithium battery state.
Intelligent control module includes charhing unit, discharge cell and power-off unit, and charhing unit, discharge cell and power-off are single
Member is respectively battery charge controller, discharge control device and breaker device.Charhing unit and discharge cell, which are electrically connected, to be filled
For discharge examination unit for controlling its working condition according to testing result, charhing unit, discharge cell and power-off unit are electric respectively
Property connection lithium battery group for lithium battery group to be controlled to carry out charge or discharge or power-off.
As shown in figure 3, safety monitoring module includes temperature monitoring unit, electric leakage monitoring unit, short detection unit and shows
Show alarm unit, wherein, lithium battery group use is electrically connected in temperature monitoring unit, electric leakage monitoring unit and short detection unit
Compare the state in lithium battery group charge and discharge process in detection and be electrically connected and show that alarm unit is used for according to display or alarm
Testing result, display alarm unit are electrically connected intelligent control module for carrying out intelligent control according to testing result.Charging is single
Member, discharge cell and power-off unit, which are electrically connected, shows that alarm unit is used for the control filled, put or powered off according to testing result
System adjustment.
As shown in figure 5, battery data acquisition module includes monomer voltage collecting unit and monomer current acquisition unit, monomer
Lithium battery group is electrically connected for detecting monomer lithium electricity in lithium battery group in voltage acquisition unit and monomer current acquisition unit
The electric current and voltage in pond, monomer voltage collecting unit and monomer current acquisition unit are also electrically connected display alarm unit for showing
The monomer electric current and voltage for report lithium battery group of warning.
When external equipment connects lithium battery group, charge and discharge detection module detects the attribute of the external device automatically, if
Testing result for external equipment be power supply when, then start charhing unit for lithium battery group charging, if testing result is set for the external world
During for being not power supply, then lithium battery group electric discharge is powered for the external equipment.During charging and discharging lithium battery, safety monitoring module
Whether the temperature of monitoring lithium battery, the drain conditions of each operating circuit and each circuit have short-circuit conditions in real time, when three occurs one
Kind of abnormal conditions are, display alarm unit, which can send out alarm and pass through the power-off unit of intelligent control module, breaks to lithium battery
Electric treatment is that lithium battery is stopped, and passes through alarm and reminding user and carry out troubleshooting to lithium battery group.Lithium battery group is filled
It discharges in work, battery data acquisition module can be monitored, and pass through the electric current and voltage of the single battery of lithium battery group
Display alarm unit is shown, when single battery charge or discharge reach certain predetermined value, then by power-off unit to this
Single battery carries out power down process, and the situation that single battery occurs overshooting or put excessively is avoided to lead to cell damage.
Finally it should be noted that：It these are only the preferred embodiment of the present invention, be not intended to restrict the invention, although
The present invention is described in detail with reference to the foregoing embodiments, it for those skilled in the art, still can be right
Technical solution recorded in foregoing embodiments modify or to which part technical characteristic carry out equivalent replacement, it is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in the protection of the present invention
Within the scope of.
Claims (5)
1. a kind of lithium battery group management of charging and discharging system, which is characterized in that including：Lithium battery group, external equipment, charge and discharge control
Center, safety monitoring module and battery data acquisition module；
The charge and discharge control center includes intelligent control module and charge and discharge detection module, and charge and discharge detection module is electrically connected
External equipment is used to according to testing result fill lithium battery for detecting external equipment attribute and being electrically connected intelligent control module
Discharge condition carries out charging and discharging state control；
The safety monitoring module includes temperature monitoring unit, electric leakage monitoring unit, short detection unit and display alarm unit,
Wherein, temperature monitoring unit, electric leakage monitoring unit and short detection unit be electrically connected lithium battery group for detect compare
State and electric connection in lithium battery group charge and discharge process show that alarm unit is used to, according to display or alarm testing result, show
Show that alarm unit is electrically connected intelligent control module for carrying out intelligent control according to testing result；
The battery data acquisition module includes monomer voltage collecting unit and monomer current acquisition unit, and monomer voltage acquisition is single
Member and monomer current acquisition unit lithium battery group is electrically connected for detect in lithium battery group the electric current of single lithium battery and
Voltage, monomer voltage collecting unit and monomer current acquisition unit are also electrically connected display alarm unit for showing alarm lithium electricity
The monomer electric current and voltage of pond group；
The external equipment is electrically connected lithium battery group and is used to carry out charge and discharge to lithium battery group.
2. charging and discharging lithium battery according to claim 1 manages system, which is characterized in that the intelligent control module includes
Charhing unit, discharge cell and power-off unit, charhing unit and discharge cell are electrically connected charge and discharge detection unit and are used for
Its working condition is controlled according to testing result, and lithium battery group use is electrically connected in charhing unit, discharge cell and power-off unit
Charge or discharge or power-off are carried out in control lithium battery group.
3. intelligent control module according to claim 2, which is characterized in that the charhing unit, discharge cell and power-off
Unit, which is electrically connected, shows that alarm unit is used for the control filled, put or powered off according to testing result adjustment.
4. the intelligent control module according to Claims 2 or 3, which is characterized in that the charhing unit, discharge cell and disconnected
Electric unit is respectively battery charge controller, discharge control device and breaker device.
5. lithium battery group management of charging and discharging system according to claim 1, which is characterized in that the external device is power supply
Or power device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810128735.0A CN108199449A (en) | 2018-02-08 | 2018-02-08 | Lithium battery group management of charging and discharging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810128735.0A CN108199449A (en) | 2018-02-08 | 2018-02-08 | Lithium battery group management of charging and discharging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108199449A true CN108199449A (en) | 2018-06-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810128735.0A Withdrawn CN108199449A (en) | 2018-02-08 | 2018-02-08 | Lithium battery group management of charging and discharging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108199449A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109606201A (en) * | 2018-12-26 | 2019-04-12 | 北京长城华冠汽车科技股份有限公司 | Overcharge protection method, system and the vehicle of power battery |
| CN110518676A (en) * | 2019-10-24 | 2019-11-29 | 浙江纽联科技有限公司 | A kind of intelligent power management system applying to charging and discharging lithium battery control |
| CN112331937A (en) * | 2020-11-11 | 2021-02-05 | 河北零点新能源科技有限公司 | Novel lithium battery safety management system |
| CN112331938A (en) * | 2020-11-12 | 2021-02-05 | 河北零点新能源科技有限公司 | Lithium battery remote control system |
| CN113320440A (en) * | 2021-05-29 | 2021-08-31 | 深圳市平衡力科技有限公司 | Intelligent control system for lithium battery pack of electric bicycle |
| CN114388908A (en) * | 2022-01-12 | 2022-04-22 | 深圳市吉美智科技有限公司 | Lithium battery protection board and safety system |
| CN114578253A (en) * | 2022-05-06 | 2022-06-03 | 大牧人机械(胶州)有限公司 | Method for predicting service life of rechargeable lithium battery of pig farm alarm |
-
2018
- 2018-02-08 CN CN201810128735.0A patent/CN108199449A/en not_active Withdrawn
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109606201A (en) * | 2018-12-26 | 2019-04-12 | 北京长城华冠汽车科技股份有限公司 | Overcharge protection method, system and the vehicle of power battery |
| CN110518676A (en) * | 2019-10-24 | 2019-11-29 | 浙江纽联科技有限公司 | A kind of intelligent power management system applying to charging and discharging lithium battery control |
| CN112331937A (en) * | 2020-11-11 | 2021-02-05 | 河北零点新能源科技有限公司 | Novel lithium battery safety management system |
| CN112331937B (en) * | 2020-11-11 | 2023-12-22 | 河北零点新能源科技有限公司 | Novel lithium battery safety management system |
| CN112331938A (en) * | 2020-11-12 | 2021-02-05 | 河北零点新能源科技有限公司 | Lithium battery remote control system |
| CN113320440A (en) * | 2021-05-29 | 2021-08-31 | 深圳市平衡力科技有限公司 | Intelligent control system for lithium battery pack of electric bicycle |
| CN114388908A (en) * | 2022-01-12 | 2022-04-22 | 深圳市吉美智科技有限公司 | Lithium battery protection board and safety system |
| CN114388908B (en) * | 2022-01-12 | 2024-04-26 | 深圳市锂程能源科技有限公司 | Lithium battery protection board and safety system |
| CN114578253A (en) * | 2022-05-06 | 2022-06-03 | 大牧人机械(胶州)有限公司 | Method for predicting service life of rechargeable lithium battery of pig farm alarm |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20210305 Address after: 233000 No.454, Nanshan Road, Weier road street, bengshan District, Bengbu City, Anhui Province Applicant after: Bengbu Yingtong Industrial Design Co.,Ltd. Address before: 233300 building E3, Oracle science and Technology Innovation Park, south section of Yan'an Road, bengshan District, Bengbu City, Anhui Province Applicant before: ANHUI LIN-TECH POWER Co.,Ltd. |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180622 |
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