CN116581836A - Application of super capacitor in small starting lithium battery - Google Patents
Application of super capacitor in small starting lithium battery Download PDFInfo
- Publication number
- CN116581836A CN116581836A CN202310342283.7A CN202310342283A CN116581836A CN 116581836 A CN116581836 A CN 116581836A CN 202310342283 A CN202310342283 A CN 202310342283A CN 116581836 A CN116581836 A CN 116581836A
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- Prior art keywords
- vehicle
- module
- charging
- control
- super capacitor
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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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Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 23
- 239000003990 capacitor Substances 0.000 title claims abstract description 22
- 238000007599 discharging Methods 0.000 claims abstract description 23
- 238000012544 monitoring process Methods 0.000 claims abstract description 8
- 238000001514 detection method Methods 0.000 claims abstract description 5
- 230000005611 electricity Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims abstract description 5
- 238000004088 simulation Methods 0.000 claims description 18
- 238000011217 control strategy Methods 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000007858 starting material Substances 0.000 claims description 3
- 238000010257 thawing Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- 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
- H01M10/44—Methods for charging or discharging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
-
- 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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
-
- 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
- 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
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0014—Circuits for equalisation of charge between batteries
-
- 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating 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
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/345—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering using capacitors as storage or buffering devices
-
- 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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
-
- 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
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/50—Charging of capacitors, supercapacitors, ultra-capacitors or double layer capacitors
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Secondary Cells (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses an application of a super capacitor in small starting lithium battery, which structurally comprises a monitoring control system, wherein the monitoring control system comprises a charging system, a discharging system, balance control, a vehicle-end electric appliance, a charger/generator module and the super capacitor; and (3) a charging system: the module and the super capacitor are connected to control and close the charging of the super capacitor; and (3) a discharge system: after the charging is completed, the connection between the super electricity and the external electric appliance is realized according to the requirement, and the discharging is prepared at any time; and (3) equalization control: the over-current is balanced and controlled in the charging process; and (3) a detection control system: detecting the external state, and performing super-electric charge and discharge control and balance control according to the external state. The invention realizes the internal super-electric auxiliary discharge of the small-sized starting lithium battery, so that the product can still provide good starting discharge characteristics under the condition of low temperature under the condition of considering the cost.
Description
Technical Field
The invention relates to the technical field of lithium batteries, in particular to application of a super capacitor in small starting lithium batteries.
Background
In general, the instant current can reach 1500A or even 2000A when the truck is started, the discharge multiplying power of the energy lithium battery is not very high, 3-4 degrees, the discharge multiplying power of the power battery is not more than 7 degrees, and the discharge performance of the battery can not meet the requirements of the truck when the truck is subjected to low temperature, so that the truck can not be started.
The discharge rate of the existing small starting lithium battery is 3 degrees in general, the power type lithium battery can reach 6 degrees, when the lithium capacity is low or the lithium battery is subjected to low temperature, the discharge rate is difficult to reach the discharge requirement of a truck, unless a battery with higher rate is replaced, and therefore expensive cost is required. For this reason, new solutions need to be designed to solve.
Disclosure of Invention
The invention aims to provide the application of the super capacitor in small starting lithium battery, and solves the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the application of the super capacitor on the small starting lithium battery comprises a monitoring control system, wherein the monitoring control system comprises a charging system, a discharging system, balance control, a vehicle-end electric appliance, a charger/generator module and the super capacitor;
and (3) a charging system: the module and the super capacitor are connected to control and close the charging of the super capacitor;
and (3) a discharge system: after the charging is completed, the connection between the super electricity and the external electric appliance is realized according to the requirement, and the discharging is prepared at any time;
and (3) equalization control: the over-current is balanced and controlled in the charging process;
and (3) a detection control system: detecting the external state, and performing super-electric charge and discharge control and balance control according to the external state.
As a preferred embodiment of the present invention, the vehicle-end electrical appliance includes a starter, an automobile instrument, a lighting device, a signal device, a wiper blade, a windshield washer, a windshield defogging and defrosting device, an air conditioner, an audio-visual device, a central door lock, an anti-theft device, and the like. The devices provide a plurality of necessary warning, indication and auxiliary functions for automobile driving, lighten the labor intensity of a driver, improve the riding comfort and safety, and also comprise sound equipment, an on-vehicle entertainment system, a GPS, an on-vehicle DVD, an anti-theft alarm, a rearview mirror, a camera, a headrest display, an on-vehicle CD, an on-vehicle MP3 player, an on-vehicle power supply, an on-vehicle charging seat, an on-vehicle heating pad, an on-vehicle massage pad, an on-vehicle navigator, an automobile data recorder, an on-vehicle sound horn, an on-vehicle universal charger, an electronic eye, a reversing radar and the like.
As a preferred embodiment of the present invention, the charging system further includes an integrated circuit regulator, an ignition switch and a charging indicator lamp, the integrated circuit regulator is a device for automatically regulating the output voltage of the generator, the integrated circuit regulator has a small size and can be directly installed inside the generator, external wires are reduced, and the cooling effect is improved.
As a preferred embodiment of the present invention, the balancing control further includes a simulation operation module, a policy determination module, and a balancing control module, where the simulation operation module is configured to simulate operation of the BMS by using a first mode of the battery management system BMS in which a simulation model works in at least two modes, to obtain a simulation result of the simulation model under at least one balancing control policy; the strategy determining module is used for determining a target balance control strategy of the BMS from the at least one balance control strategy according to the simulation result; and the balancing control module is used for carrying out balancing control by utilizing strategy parameters corresponding to the target balancing control strategy when the BMS works.
As a preferred implementation mode of the invention, the discharging system further comprises a whole vehicle controller, a discharging module, a power distribution unit, a vehicle-mounted charger and a discharging interface, wherein the discharging module, the power distribution unit and the vehicle-mounted charger are all in communication connection with the whole vehicle controller; the discharging module is electrically connected with the power distribution unit through a plurality of relays; the power distribution unit is electrically connected with the vehicle-mounted charger through a plurality of relays.
Compared with the prior art, the invention has the following beneficial effects:
the invention realizes the internal super-electric auxiliary discharge of the small-sized starting lithium battery, so that the product can still provide good starting discharge characteristics under the condition of low temperature under the condition of considering the cost, and the situation that the lithium battery can not be started in the low-temperature state of the automobile is avoided.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
fig. 1 is a control flow chart of the super capacitor in the invention for starting lithium battery in a small size.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1, the present invention provides a technical solution: the application of the super capacitor on the small starting lithium battery comprises a monitoring control system, wherein the monitoring control system comprises a charging system, a discharging system, balance control, a vehicle-end electric appliance, a charger/generator module and the super capacitor;
and (3) a charging system: the module and the super capacitor are connected to control and close the charging of the super capacitor;
and (3) a discharge system: after the charging is completed, the connection between the super electricity and the external electric appliance is realized according to the requirement, and the discharging is prepared at any time;
and (3) equalization control: the over-current is balanced and controlled in the charging process;
and (3) a detection control system: detecting the external state, and performing super-electric charge and discharge control and balance control according to the external state.
In an alternative embodiment, the vehicle-end electrical appliance comprises a starter, an automobile instrument, a lighting device, a signal device, a windscreen wiper, a windshield washer, a windshield defogging and defrosting device, an air conditioner, an audio-visual device, a central door lock, an anti-theft device and the like, which provide a plurality of necessary warning, indication and auxiliary functions for automobile driving, lighten the labor intensity of a driver, improve the riding comfort and safety, and also comprise a sound box, a vehicle-mounted entertainment system, a GPS, a vehicle-mounted DVD, an anti-theft alarm, a rearview mirror, a camera, a headrest display, a vehicle-mounted CD, a vehicle-mounted MP3 player, a vehicle-mounted power supply, a vehicle-mounted charging seat, a vehicle-mounted heating pad, a vehicle-mounted massage pad, a vehicle-mounted navigator, a vehicle recorder, a vehicle-mounted sound box, a vehicle-mounted universal charger, an electronic eye, a reversing radar and the like.
In an alternative embodiment, the charging system further comprises an integrated circuit regulator, an ignition switch and a charging indicator lamp, wherein the integrated circuit regulator is a device for automatically regulating the output voltage of the generator, and the integrated circuit regulator has small size and can be directly installed inside the generator, so that external wires are reduced, and the cooling effect is improved.
In an optional embodiment, the balancing control further includes a simulation operation module, a policy determination module and a balancing control module, where the simulation operation module is configured to simulate operation of the BMS by using a first mode of the battery management system BMS in which the simulation model works in at least two modes, to obtain a simulation result of the simulation model under at least one balancing control policy; the strategy determining module is used for determining a target balance control strategy of the BMS from at least one balance control strategy according to the simulation result; and the equalization control module is used for performing equalization control by utilizing strategy parameters corresponding to the target equalization control strategy when the BMS works.
In an optional embodiment, the discharging system further comprises a whole vehicle controller, a discharging module, a power distribution unit, a vehicle-mounted charger and a discharging interface, wherein the discharging module, the power distribution unit and the vehicle-mounted charger are all in communication connection with the whole vehicle controller; the discharging module is electrically connected with the power distribution unit through a plurality of relays; the power distribution unit is electrically connected with the vehicle-mounted charger through a plurality of relays.
Working principle: when the super capacitor is used for starting lithium battery application in a small-sized mode, the detection control system is used for detecting the external state, the super battery is charged according to the external state, balance control is carried out on the super battery in the charging process, after charging is completed, connection between the super battery and an external electric appliance is achieved according to requirements, discharge is prepared at any time, connection between the super battery and the external electric appliance is achieved according to requirements, and discharge is prepared at any time.
While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. The application of super capacitor on small-size start lithium electricity, including monitoring control system, its characterized in that: the monitoring control system comprises a charging system, a discharging system, balance control, a vehicle-end electric appliance, a charger/generator module and a super capacitor;
and (3) a charging system: the module and the super capacitor are connected to control and close the charging of the super capacitor;
and (3) a discharge system: after the charging is completed, the connection between the super electricity and the external electric appliance is realized according to the requirement, and the discharging is prepared at any time;
and (3) equalization control: the over-current is balanced and controlled in the charging process;
and (3) a detection control system: detecting the external state, and performing super-electric charge and discharge control and balance control according to the external state.
2. The use of the supercapacitor of claim 1 for small start-up lithium batteries, wherein: the vehicle-end electrical appliance comprises a starter, an automobile instrument, a lighting device, a signal device, a windscreen wiper, a windscreen defogging and defrosting device, an air conditioner, an audio-visual device, a central door lock, an anti-theft device and the like, wherein the devices provide a plurality of necessary warning, indication and auxiliary functions for automobile driving, lighten the labor intensity of a driver, improve the riding comfort and safety, and further comprise a sound device, a vehicle-mounted entertainment system, a GPS, a vehicle-mounted DVD, an anti-theft alarm, a rearview mirror, a camera, a headrest display, a vehicle-mounted CD, a vehicle-mounted MP3 player, a vehicle-mounted power supply, a vehicle-mounted charging seat, a vehicle-mounted heating pad, a vehicle-mounted massaging pad, a vehicle-mounted navigator, a vehicle-mounted acoustic horn, a vehicle-mounted universal charger, an electronic eye, a reversing radar and the like.
3. The use of the supercapacitor of claim 1 for small start-up lithium batteries, wherein: the charging system further comprises an integrated circuit regulator, an ignition switch and a charging indicator lamp, wherein the integrated circuit regulator is used for automatically regulating the output voltage of the generator, and is small in size and capable of being directly installed inside the generator, external wires are reduced, and the cooling effect is improved.
4. The use of the supercapacitor of claim 1 for small start-up lithium batteries, wherein: the balancing control system comprises a Battery Management System (BMS), a Battery Management System (BMS) and a balancing control module, wherein the balancing control further comprises a simulation operation module, a strategy determination module and the balancing control module, wherein the simulation operation module is used for simulating the operation of the BMS by utilizing a first mode of at least two modes of a simulation model of the BMS, so as to obtain a simulation result of the simulation model under at least one balancing control strategy; the strategy determining module is used for determining a target balance control strategy of the BMS from the at least one balance control strategy according to the simulation result; and the balancing control module is used for carrying out balancing control by utilizing strategy parameters corresponding to the target balancing control strategy when the BMS works.
5. The use of the supercapacitor of claim 1 for small start-up lithium batteries, wherein: the discharging system further comprises a whole vehicle controller, a discharging module, a power distribution unit, a vehicle-mounted charger and a discharging interface, wherein the discharging module, the power distribution unit and the vehicle-mounted charger are all in communication connection with the whole vehicle controller; the discharging module is electrically connected with the power distribution unit through a plurality of relays; the power distribution unit is electrically connected with the vehicle-mounted charger through a plurality of relays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310342283.7A CN116581836A (en) | 2023-04-03 | 2023-04-03 | Application of super capacitor in small starting lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310342283.7A CN116581836A (en) | 2023-04-03 | 2023-04-03 | Application of super capacitor in small starting lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116581836A true CN116581836A (en) | 2023-08-11 |
Family
ID=87534826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310342283.7A Pending CN116581836A (en) | 2023-04-03 | 2023-04-03 | Application of super capacitor in small starting lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116581836A (en) |
-
2023
- 2023-04-03 CN CN202310342283.7A patent/CN116581836A/en active Pending
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