CN107800176A - The lithium battery management system changed based on charging curve - Google Patents
The lithium battery management system changed based on charging curve Download PDFInfo
- Publication number
- CN107800176A CN107800176A CN201711280381.3A CN201711280381A CN107800176A CN 107800176 A CN107800176 A CN 107800176A CN 201711280381 A CN201711280381 A CN 201711280381A CN 107800176 A CN107800176 A CN 107800176A
- Authority
- CN
- China
- Prior art keywords
- charging
- circuit
- module
- lithium battery
- management system
- Prior art date
- 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.)
- Pending
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Classifications
-
- 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
-
- 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
- H02J7/0034—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using reverse polarity correcting or protecting 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
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/0071—Regulation of charging or discharging current or voltage with a programmable schedule
-
- 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
Abstract
The present invention relates to lithium battery manufacturing technology field, the high lithium battery management system changed based on charging curve of specifically a kind of working stability, charge efficiency, it is characterized in that provided with charged state acquisition module, it is electrically charged device control module and communication module, charged state acquisition module is connected with battery pack to be charged, device control module is electrically charged to be connected with charged state acquisition module, communication module is connected with being electrically charged device control module, and communication module is wifi module, bluetooth module, CAN or usb data interaction modules；It is additionally provided with charging circuit, controller, charging inlet state detection circuit, charging inlet connection status is detected by charging inlet state detection circuit in real time, in notconnect state, even if control relay disconnects charging circuit, charger is stopped charging, prevent from long-term standby causing high energy consumption.
Description
Technical field：
The present invention relates to lithium battery manufacturing technology field, specifically a kind of working stability, charge efficiency it is high based on
The lithium battery management system that charging curve is changed.
Background technology：
Electri forklift is as a kind of conventional logistics haulage equipment, using very extensive.With the progress of battery technology, get over
Carry out more electri forklifts and use ferric phosphate lithium cell as energy storage component.Ferric phosphate lithium cell has many lead-acid batteries not look forward to
And the advantages of：Material environment friendly is unleaded, charge and discharge cycles number is long, energy density is big and rate of charge is big etc., thus need to
Electri forklift configures high-power quick charger.
Every kind of battery has the charge characteristic of oneself, so a large amount of charging equipments, which are an equipment, is equipped with a charging
Device, distinct device can not be charged with same charger, trace it to its cause be because distinct device employ different charging voltages and
Charging current (such as different model mobile phone charging voltage is 4.4V and 5V respectively), i.e., charging curve is inconsistent, to charge by force,
Equipment can be damaged.When electronic equipment is eliminated, charging equipment is also eliminated and generates substantial amounts of waste therewith.
The content of the invention：
The present invention is for shortcoming and defect present in prior art, it is proposed that a kind of working stability, charge efficiency are high
The lithium battery management system changed based on charging curve.
The present invention can be reached by following measures：
It is a kind of based on charging curve change lithium battery management system, it is characterised in that provided with charged state acquisition module,
Device control module and communication module are electrically charged, charged state acquisition module is connected with battery pack to be charged, is electrically charged equipment control
Molding block is connected with charged state acquisition module, and communication module is connected with being electrically charged device control module, communication module wifi
Module, bluetooth module, CAN or usb data interaction modules；It is additionally provided with charging circuit, controller, charging inlet shape
State detects circuit.
Charging inlet state detection circuit of the present invention includes charging inlet, A.C. contactor, detection module, wherein examining
Survey module to be connected with charging inlet, and control is output control signals to according to the connection status of charging inlet and battery to be charged
Device；Controller controls A.C. contactor on/off charger ac circuit according to the control signal；Detection module also with from
Protection circuit is connected.
Self-protection circuit of the present invention includes power transformer, rectification circuit, voltage automatically adjust, reversed protection electricity
Road, sufficient automatic power-off circuit, wherein power transformer are connected with rectification circuit, the output end of rectification circuit respectively with it is reversed
Protection circuit, sufficient automatic power-off circuit are connected；
Voltage auto-adjusting circuit of the present invention is by diode D 3, electric capacity C 1 and diode D 1, D 2 and triode G
1st, the loop that relay J 1 is formed.
Reversed protection circuit of the present invention distinguishes connecting valve K 3, K by triode G 2, relay J 3 and resistance R 3
4 and K 5, K 6.
Sufficient automatic power-off circuit of the present invention is mainly by relay J 2, triode G 3, diode D 6 and resistance R
4th, R 5, R 6 form loop.
Charging inlet of the present invention includes connection and confirms end, and the detection module confirms end connection with the connection；Institute
Stating detection module includes first resistor and second resistance, and first resistor one end ground connection, the other end is through second resistance and outside
Dc source connects, and the common port of the first resistor and second resistance is connected to the connection and confirms end.
Present invention additionally comprises a relay for being used to control A.C. contactor on/off, the input of the relay
End one end is connected with control module, and another input is connected with external dc power, and the controller output signal controls relay
Device.
The present invention by charged state acquisition module, be electrically charged device control module and communication module and obtain charging equipment
Work in every parameter, locally the charging curve that writes in advance is checked with controller, is found and is met charging equipment work
The charging curve of parameter, is charged；In addition, detecting charging inlet in real time by charging inlet state detection circuit connects shape
State, in notconnect state, even if control relay disconnects charging circuit, charger is stopped charging, prevent standby for a long time make
Into high energy consumption.
Brief description of the drawings：
Accompanying drawing 1 is the structured flowchart of the present invention.
Reference：Charged state acquisition module 1, it is electrically charged device control module 2, communication module 3, charging circuit 4, control
Device 5 processed, charging inlet state detection circuit 6.
Embodiment：
The present invention is further illustrated below in conjunction with the accompanying drawings.
As shown in drawings, the present invention proposes a kind of lithium battery management system changed based on charging curve, and its feature exists
In provided with charged state acquisition module 1, be electrically charged device control module 2 and communication module 3, charged state acquisition module fills with waiting
Electric battery pack connection, is electrically charged device control module and is connected with charged state acquisition module, communication module is with being electrically charged equipment control
Molding block connects, and communication module is wifi module, bluetooth module, CAN or usb data interaction modules；It is additionally provided with
Charging circuit 4, controller 5, charging inlet state detection circuit 6.
Charging inlet state detection circuit of the present invention includes charging inlet, A.C. contactor, detection module, wherein examining
Survey module to be connected with charging inlet, and control is output control signals to according to the connection status of charging inlet and battery to be charged
Device；Controller controls A.C. contactor on/off charger ac circuit according to the control signal；Detection module also with from
Protection circuit is connected.
Self-protection circuit of the present invention includes power transformer, rectification circuit, voltage automatically adjust, reversed protection electricity
Road, sufficient automatic power-off circuit, wherein power transformer are connected with rectification circuit, the output end of rectification circuit respectively with it is reversed
Protection circuit, sufficient automatic power-off circuit are connected；
Voltage auto-adjusting circuit of the present invention is by diode D 3, electric capacity C 1 and diode D 1, D 2 and triode G
1st, the loop that relay J 1 is formed.
Reversed protection circuit of the present invention distinguishes connecting valve K 3, K by triode G 2, relay J 3 and resistance R 3
4 and K 5, K 6.
Sufficient automatic power-off circuit of the present invention is mainly by relay J 2, triode G 3, diode D 6 and resistance R
4th, R 5, R 6 form loop.
Charging inlet of the present invention includes connection and confirms end, and the detection module confirms end connection with the connection；Institute
Stating detection module includes first resistor and second resistance, and first resistor one end ground connection, the other end is through second resistance and outside
Dc source connects, and the common port of the first resistor and second resistance is connected to the connection and confirms end.
Present invention additionally comprises a relay for being used to control A.C. contactor on/off, the input of the relay
End one end is connected with control module, and another input is connected with external dc power, and the controller output signal controls relay
Device.
The present invention by charged state acquisition module, be electrically charged device control module and communication module and obtain charging equipment
Work in every parameter, locally the charging curve that writes in advance is checked with controller, is found and is met charging equipment work
The charging curve of parameter, is charged；In addition, detecting charging inlet in real time by charging inlet state detection circuit connects shape
State, in notconnect state, even if control relay disconnects charging circuit, charger is stopped charging, prevent standby for a long time make
Into high energy consumption.
Claims (8)
1. a kind of lithium battery management system changed based on charging curve, it is characterised in that provided with charged state acquisition module, quilt
Charging equipment control module and communication module, charged state acquisition module are connected with battery pack to be charged, are electrically charged equipment control
Module is connected with charged state acquisition module, and communication module is connected with being electrically charged device control module, and communication module is wifi moulds
Block, bluetooth module, CAN or usb data interaction modules；It is additionally provided with charging circuit, controller, charging inlet state
Detect circuit.
2. a kind of lithium battery management system changed based on charging curve according to claim 1, it is characterised in that described
Charging inlet state detection circuit includes charging inlet, A.C. contactor, detection module, and wherein detection module connects with charging inlet
Connect, and controller is output control signals to according to the connection status of charging inlet and battery to be charged；Controller is according to the control
Signal control A.C. contactor on/off charger ac circuit processed；Detection module is also connected with self-protection circuit.
3. a kind of lithium battery management system changed based on charging curve according to claim 1, it is characterised in that described
Self-protection circuit includes power transformer, rectification circuit, voltage automatically adjust, reversed protection circuit, sufficient automatic power-off circuit,
Wherein power transformer is connected with rectification circuit, the output end of rectification circuit respectively with reversed protection circuit, sufficient from dynamic circuit breaker
Circuit is connected.
4. a kind of lithium battery management system changed based on charging curve according to claim 1, it is characterised in that described
Voltage auto-adjusting circuit is made up of diode D 3, electric capacity C 1 and diode D 1, D 2 and triode G 1, relay J 1
Loop.
5. a kind of lithium battery management system changed based on charging curve according to claim 1, it is characterised in that described
Reversed protection circuit distinguishes connecting valve K 3, K 4 and K 5, K 6 by triode G 2, relay J 3 and resistance R 3.
6. a kind of lithium battery management system changed based on charging curve according to claim 1, it is characterised in that described
Sufficient automatic power-off circuit mainly forms loop by relay J 2, triode G 3, diode D 6 and resistance R 4, R 5, R 6.
7. a kind of lithium battery management system changed based on charging curve according to claim 1, it is characterised in that described
Charging inlet includes connection and confirms end, and the detection module confirms end connection with the connection；The detection module includes first
Resistance and second resistance, described first resistor one end ground connection, the other end are connected through second resistance with external dc power, and described the
One resistance and the common port of second resistance are connected to the connection and confirm end.
8. a kind of lithium battery management system changed based on charging curve according to claim 1, it is characterised in that also wrap
A relay for being used to control A.C. contactor to turn on/off is included, input one end and the control module of the relay connect
Connect, another input is connected with external dc power, the controller output signal control relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711280381.3A CN107800176A (en) | 2017-12-07 | 2017-12-07 | The lithium battery management system changed based on charging curve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711280381.3A CN107800176A (en) | 2017-12-07 | 2017-12-07 | The lithium battery management system changed based on charging curve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107800176A true CN107800176A (en) | 2018-03-13 |
Family
ID=61536797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711280381.3A Pending CN107800176A (en) | 2017-12-07 | 2017-12-07 | The lithium battery management system changed based on charging curve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107800176A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012140776A1 (en) * | 2011-04-15 | 2012-10-18 | 日立ビークルエナジー株式会社 | Charging control device |
| CN107231030A (en) * | 2017-08-11 | 2017-10-03 | 安徽华凯新能源科技有限公司 | The new safe lithium battery group reminded online |
-
2017
- 2017-12-07 CN CN201711280381.3A patent/CN107800176A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012140776A1 (en) * | 2011-04-15 | 2012-10-18 | 日立ビークルエナジー株式会社 | Charging control device |
| CN107231030A (en) * | 2017-08-11 | 2017-10-03 | 安徽华凯新能源科技有限公司 | The new safe lithium battery group reminded online |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180313 |
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| WD01 | Invention patent application deemed withdrawn after publication |