CN106976401A - A kind of graphene lithium battery super capacitor dual intensity operated control method and system - Google Patents
A kind of graphene lithium battery super capacitor dual intensity operated control method and system Download PDFInfo
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- CN106976401A CN106976401A CN201710310210.4A CN201710310210A CN106976401A CN 106976401 A CN106976401 A CN 106976401A CN 201710310210 A CN201710310210 A CN 201710310210A CN 106976401 A CN106976401 A CN 106976401A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/27—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by heating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/40—Electric propulsion with power supplied within the vehicle using propulsion power supplied by capacitors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/64—Constructional details of batteries specially adapted for electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
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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
- H01M10/4285—Testing apparatus
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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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/615—Heating or keeping warm
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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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
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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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/657—Means for temperature control structurally associated with the cells by electric or electromagnetic means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2210/00—Converter types
- B60L2210/10—DC to DC converters
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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
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- 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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- 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
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Abstract
This application discloses a kind of graphene lithium battery super capacitor dual intensity operated control method and system, it is related to electric and electronic technical field, is invented for graphene lithium battery service life.Its system includes graphene lithium battery, the first detection unit, output unit, collecting unit, control unit, braking input block, two-way DC DC units, the second detection unit and super capacitor.Its method includes:Obtain enabling signal;Graphene lithium battery is controlled to export main driving voltage to output unit;Obtain the motion state of electric automobile;If motion state is accelerates or climbed, control super capacitor exports transient high voltage to output unit;Main driving voltage and transient high voltage are superimposed in output unit, total output voltage is generated;If motion state is deceleration or descending, control braking input block exports the first electric capacity charging voltage, is super capacitor charging.During the application is mainly used in control graphene lithium battery and super capacitor energy supply.
Description
Technical field
The application is related to electric and electronic technical field, more particularly to a kind of control of graphene lithium battery super capacitor Dual-energy source
Method and system.
Background technology
Sharply increase with car ownership, the exacerbation of environmental pollution, and environmental protection and energy saving consciousness gradually enhancing, to clear
The pursuit of the clean energy is also increasingly urgent so that the development of electric automobile has been attached great importance.Because there is safety in existing battery
Bottleneck in terms of hidden danger and charging rate are slow, limits the development of electric automobile.
In order to solve deficiency of the prior art in terms of battery capacity, in the prior art, lithium battery is installed on electric automobile,
To reduce the volume of battery.Using in the braking procedure of electric automobile, it is electric energy by kinetic energy or transform gravitational energy and stores up
Exist in lithium battery, to improve the course continuation mileage of electric automobile.Increase auxiliary power in electric automobile, using lithium battery as actively
Power, using super capacitor as auxiliary power, the features such as having big power density, long lifespan using super capacitor, is that electric automobile adds
Instantaneous power is provided when fast, and electric energy is stored during electric vehicle brake.
In existing Brake energy recovery and power energy allocation strategy, raising and the battery longevity with efficiency are reclaimed in electricity
The problem of also having very big in terms of the raising of life.Vehicle in the process of moving, when electric quantity of lithium battery is relatively sufficient, drives
Motor electricity source enters pure electric automobile pattern entirely from lithium battery, vehicle, and now lithium battery can be for a long time in big electricity
Charging and discharging state is flowed, larger infringement is formed to lithium battery, service life of lithium battery is influenceed, when electric quantity of lithium battery is not enough, electronic vapour
When car reduces traveling, output electric energy and driving regeneration energy are reclaimed.Lithium battery is in constantly during electric automobile during traveling
In charge and discharge process, the service life of lithium battery is reduced.
The content of the invention
This application provides a kind of graphene lithium battery super capacitor dual intensity operated control method and system, to solve electronic vapour
The problem of car lithium battery service life is low.
In a first aspect, this application provides a kind of graphene lithium battery super capacitor dual intensity source control system, the system bag
Include:The first detection unit for being used to detect the graphene lithium battery voltage being connected with graphene lithium battery;With described first
The output unit for being used to export the graphene lithium battery voltage of detection unit connection;It is connected with first detection unit
The control unit transmitted for control voltage;The motion state for being used to gather electric automobile being connected with described control unit is adopted
Collect unit;The braking input block for being used to changing into the kinetic energy of electric vehicle brake into electric energy being connected with described control unit;
The bi-directional DC-DC unit for voltage conversion being connected with the braking input block;Be connected with super capacitor be used for detect
Second detection unit of the super-capacitor voltage;Second detection unit is connected with described control unit;Second inspection
Unit is surveyed to be connected with the bi-directional DC-DC unit;The bi-directional DC-DC unit is also connected with the output unit.Using this reality
Existing mode, reclaims energy of the electric automobile under on-position, and the energy is filled by braking input block for super capacitor
Electricity, rather than be graphene lithium cell charging, the discharge and recharge number of times of reduction graphene lithium battery that can be relative, so as to increase graphite
The service life of alkene battery.
With reference in a first aspect, in first aspect in the first possible implementation, the system also includes:With the stone
Black alkene lithium battery is connected to as the charhing unit of the graphene lithium cell charging.It is graphene lithium using this implementation
The special charhing unit of battery design, charhing unit can carry out voltage stabilizing to the voltage that charger is exported, and current limliting etc. is controlled, to enter
One step guarantee is the steady point of graphene lithium cell charging.
With reference in a first aspect, in second of possible implementation of first aspect, the system also includes:With the control
The temperature sensing unit for being used to detect environment temperature of unit connection processed;Be connected with described control unit be used for heat the stone
The heating unit of black alkene lithium battery;The heating unit is connected with the graphene lithium battery;The heating unit includes:With institute
State the heating plate for being used to produce heat of the shell laminating of graphene lithium battery;What is be connected with the heating plate is used for direct current
Pressure is converted into the inversion module of alternating voltage;The inversion module is connected with the graphene lithium battery.Using this implementation,
Can be the heating of graphene lithium battery, to solve lithium battery in low temperature environment the problem of hydraulic performance decline.
With reference in a first aspect, in first aspect in the third possible implementation, the graphene lithium battery includes shell
Body, and in the graphene lithium ion battery monomer in parallel of the enclosure interior, the quantity of the graphene lithium battery monomer
At least one;The graphene lithium battery monomer includes monomer housing, battery core component and electrolyte;The monomer housing upper end
Provided with case lid, air outlet valve is additionally provided with the case lid, the monomer housing is aluminium plastic material;Described battery core component one end is set
Put in the case lid, the other end of the battery core component is arranged on the cavity that the monomer housing is constituted with the case lid
It is internal;The electrolyte level is in the cavity that the monomer housing and the case lid are constituted, the outside of the battery core component;Institute
Stating electrolyte includes:Difluorine oxalic acid boracic acid lithium, the lithium trifluoromethanesulp,onylimide of 30-35 mass parts, the 10- of 60-65 mass parts
The sulfuric acid vinyl ester of the vinylethylene carbonates of 15 mass parts, the sulfonic-glycerol of 1-2 mass parts and 1-3 mass parts.Using above-mentioned
Implementation, is encapsulated graphene lithium battery monomer in parallel by housing, in order to the installation of graphene lithium battery.In battery
Substantial amounts of lithium ion can be carried using electrolyte in monomer, to ensure to transmit with high current during power supply and storing up electricity
Lithium ion, improves the charging rate of graphene lithium battery.
With reference in a first aspect, in the 4th kind of possible implementation of first aspect, the battery core component includes positive pole pole
Piece, cathode pole piece and the lithium ion battery separator being arranged between the anode pole piece and the cathode pole piece;The positive pole
Pole piece includes positive pole aluminium foil collector and dual coating in the positive pole porous material layer on the positive pole aluminium foil collector;It is described just
One end of pole pole piece is connected with the case lid, and the other end of the anode pole piece is positioned over the monomer enclosure interior;It is described
Provided with interval between the first side wall of anode pole piece and the monomer housing;The cathode pole piece includes negative copper foil collector and double
Face is coated on the negative pole porous material layer on the negative copper foil collector;One end of the cathode pole piece connects with the case lid
Connect, the other end of the cathode pole piece is positioned over the monomer enclosure interior;The of the cathode pole piece and the monomer housing
Provided with interval between two side walls;The case lid be provided with the Positive Poles that are connected with the positive pole aluminium foil collector and with the negative pole
The negative pole pole of copper foil current collector connection.Using this implementation, it is possible to increase the service life of graphene lithium battery.
Second aspect, present invention also provides a kind of graphene lithium battery super capacitor dual intensity operated control method, this method
Applied to graphene lithium battery super capacitor dual intensity source control system, the system includes graphene lithium battery, the first detection list
Member, output unit, collecting unit, control unit, braking input block, bi-directional DC-DC unit, the second detection unit and super electricity
Hold, methods described includes:Obtain enabling signal;Control the graphene lithium battery by first detection unit to described defeated
Go out unit and export main driving voltage;Obtain the motion state of the electric automobile of the collecting unit collection, the motion state bag
Include normally travel, acceleration, climbing, deceleration and descending;If the motion state is the acceleration or the climbing, institute is controlled
State super capacitor and instantaneous high electricity is exported to the output unit by second detection unit and the bi-directional DC-DC unit
Pressure;The main driving voltage and the transient high voltage are superimposed in the output unit, total output voltage is generated;If the fortune
Dynamic state is the deceleration or the descending, then controls the braking input block to export the first electric capacity charging voltage, by double
Charged to DC-DC units and second detection unit for the super capacitor.Using this implementation, climbing or accelerating
When, super capacitor can provide transient high voltage, to increase the tractive force of electric automobile;In descending or deceleration, it can control
Input block is braked, is super capacitor charging.It can increase the service life of graphene lithium battery, and can be with by the energy of recovery
Improve the endurance of electric automobile.
With reference to second aspect, in second of possible implementation of second aspect, the super electricity of graphene lithium battery
Holding dual intensity source control system also includes temperature sensing unit and heating unit, and after enabling signal is obtained, methods described is also wrapped
Include:According to during cycle, the environment temperature of the temperature sensing unit detection is obtained;Set low in advance if the environment temperature is less than
Warm threshold value, then start the heating unit, to enable the temperature of the graphene lithium ion battery to reach operating temperature;Such as
Really described environment temperature is more than or equal to the preset low temperature threshold value, then controls the graphene lithium ion battery by described the
One detection unit exports main driving voltage;If the environment temperature is more than or equal to the preset high temperature threshold value, stopping is opened
Dynamic heating unit.Using this implementation, the hydraulic performance decline for the graphene lithium battery that low temperature causes can be avoided so that graphene
Lithium battery is maintained within the temperature range of normal work, to ensure the normally travel of electric automobile.
With reference to second aspect, in second aspect in the first possible implementation, methods described also includes:Obtain described
The cell voltage of the graphene lithium battery of first detection unit detection;Judge whether the cell voltage is less than first preset
Alert voltage;If it is judged that being yes, then the super capacitor is controlled to pass through second detection unit and the two-way DC-
DC units export transient high voltage to the output unit.Using this implementation, can graphene lithium battery battery electricity
In the case that pressure is not enough, start super capacitor output transient high voltage, to increase the endurance of electric automobile.
With reference to second aspect, in second aspect in the third possible implementation, the control graphene lithium electricity
After pond exports main driving voltage by first detection unit to the output unit, methods described includes:Obtain described
The capacitance voltage of the super capacitor of second detection unit detection;If the capacitance voltage is less than the second preset alarm electricity
Pressure, then control the output unit to export the second electric capacity charging voltage;The electric capacity charging voltage passes through the bi-directional DC-DC mould
Block exports the super capacitor;If the capacitance voltage is more than or equal to the 3rd preset alarm voltage, the output unit
Stop output the second electric capacity charging voltage.Using this implementation, it can be filled by graphene lithium battery for super capacitor
Electricity, to ensure that super capacitor can provide transient high voltage when electric automobile accelerates or climbs.
With reference to second aspect, in the 4th kind of possible implementation of second aspect, methods described also includes:Obtain described
The capacitance voltage of second detection unit detection;If the capacitance voltage is equal to the maximum pressure voltage of the super capacitor, stop
Only the braking input block inputs the first electric capacity charging voltage to the bi-directional DC-DC unit.Using this implementation method, detection
Capacitance voltage, prevents superbattery from producing overcharge conditions, it is to avoid super capacitor explodes, damages other yuan of device caused by overcharging
The consequences such as part.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the application, letter will be made to the required accompanying drawing used in embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without having to pay creative labor,
Other accompanying drawings can also be obtained according to these accompanying drawings.
A kind of structural representation for graphene lithium battery super capacitor dual intensity source control system that Fig. 1 provides for the application;
The structural representation for another graphene lithium battery super capacitor dual intensity source control system that Fig. 2 provides for the application
Figure;
A kind of structured flowchart for graphene lithium battery that Fig. 3 provides for the application;
A kind of structural representation for graphene lithium battery monomer that Fig. 4 provides for the application;
A kind of flow chart for graphene lithium battery super capacitor dual intensity operated control method that Fig. 5 provides for the application;
The flow chart for the graphene lithium battery method for heating and controlling that Fig. 6 provides for the application;
The flow chart for the super capacitor control method that Fig. 7 provides for the application;
A kind of flow chart for super capacitor charge control method that Fig. 8 provides for the application;
The flow chart for another super capacitor charge control method that Fig. 9 provides for the application.
Wherein, 11- graphenes lithium battery, the detection units of 12- first, 13- output units, 14- collecting units, 15- controls
Unit, 16- braking input blocks, 17- super capacitors, the detection units of 18- second, 19- bi-directional DC-DC units, 21- chargings are single
Member, 22- heating units, 23- temperature sensing units, 31- housings, 32- graphene lithium ion battery monomers, 41- monomer housings,
42- electrolyte, 43- case lids, 431- Positive Poles, 432- negative pole poles, 44- battery core components;441- anode pole pieces, 4411-
Positive pole aluminium foil collector, 4412- positive pole porous material layers, 442- cathode pole pieces, 4421- negative copper foil collectors, 4422- negative poles
Porous material layer, 45- air outlet valves.
Embodiment
Referring to Fig. 1, a kind of structure of the graphene lithium battery super capacitor dual intensity source control system provided for the application is shown
It is intended to.The system includes:
The first detection unit 12 for being used to detect the voltage of graphene lithium battery 11 being connected with graphene lithium battery 11;
The output unit 13 for being used to export the voltage of graphene lithium battery 11 being connected with first detection unit 12;
What is be connected with first detection unit 12 is used for the control unit 15 that control voltage is transmitted;
The collecting unit 14 for being used to gather the motion state of electric automobile being connected with described control unit 15;
The braking input for being used to the kinetic energy of electric vehicle brake changing into electric energy being connected with described control unit 15 is single
Member 16;
The bi-directional DC-DC unit 19 for voltage conversion being connected with the braking input block 16;
The second detection unit 18 for being used to detect the voltage of super capacitor 17 being connected with super capacitor 17;
Second detection unit 18 is connected with described control unit 15;
Second detection unit 18 is connected with the bi-directional DC-DC unit 19;
The bi-directional DC-DC unit 19 is also connected with the output unit 13.
Graphene lithium battery 11, refers to utilize lithium ion rapid, high volume shuttle between graphenic surface and electrode
Characteristic, a kind of new energy battery developed.Super capacitor 17 is one kind between traditional capacitor and battery, with spy
The power supply of different performance.Super capacitor 17 does not chemically react in thermal energy storage process, and thermal energy storage process is reversible, so super electricity
Holding 17 can hundreds thousand of time of charge and discharge repeatedly.Super capacitor 17 is of use activated carbon porous electrode and the double-decker of electrolyte composition is obtained
Obtain the capacity of super large.Super capacitor 17 has that power density is high, the discharge and recharge time is short, had extended cycle life, operating temperature range is wide
The advantages of.
The graphene lithium battery super capacitor dual intensity source control system that the application is provided, that is, with graphene lithium battery 11
With 17 two energy of super capacitor power is provided for electric automobile.During electric automobile is run, pass through control unit 15
Control graphene lithium battery 11 and the common driving voltage for providing energy for electric automobile, exporting electric automobile of super capacitor 17,
Driving voltage is transmitted to motor, motor rotates the rotation of the then wheel of driving electric automobile, to realize before electric automobile
Enter or retreat.Transmitted for driving voltage to motor, and the subsequently operating of electric automobile, do not do in embodiments of the present invention in detail
Thin description.
Graphene lithium battery 11 is the main power supply of electric automobile, and the first detection unit 12 can detect graphene lithium
The voltage of battery 11 and the control signal for being capable of the transmission of reception control unit 15, and perform control signal.By graphene lithium electricity
Pond 11, the first detection unit 12, output unit 13 and control unit 15, the main driving voltage of control output electric automobile.Control
Unit 15, including it is capable of the chip of output control signal, and control program is stored in chip internal, it is to realize graphene lithium electricity
The Dual-energy source control of the super capacitor 17 of pond 11.Collecting unit 14 can gather the motion state of electric automobile, in electric automobile
, it is necessary to larger tractive force when motion state is upward slope or acceleration, at this moment control unit 15 is controlled by the second detection unit 18
The output voltage of super capacitor 17 processed, is passing through bi-directional DC-DC unit 19, auxiliary voltage is exported to output unit 13, is finally driven with main
Dynamic voltage and transient high voltage are superimposed to form final output voltage.When the motion state of electric automobile is slowed down with descending,
Voltage can be converted by the electric energy of electric vehicle brake by braking input block 16.Electric automobile is in braking procedure, actually
Potential energy or kinetic energy are reduced, by energy recovery unit, potential energy or kinetic energy is reclaimed, electric energy is converted into.Control unit 15 is controlled
Brake input block 16, the electrical energy transportation that electric vehicle brake is produced to bi-directional DC-DC unit 19.Single by the second detection
Member 18 is stored to super capacitor 17.
From above-described embodiment as can be seen that reclaiming energy of the electric automobile under on-position, and the energy is passed through into system
Dynamic input block 16 is that super capacitor 17 charges, rather than is charged for graphene lithium battery 11, the relative reduction graphene lithium of energy
The discharge and recharge number of times of battery 11, so as to increase the service life of graphene battery.
Preferably, referring to Fig. 2, another graphene lithium battery super capacitor dual intensity source control system provided for the application
Structural representation, the system also includes:It is connected to the graphene lithium battery 11 as the graphene lithium battery 11
The charhing unit 21 of charging.
For chargeable lithium ion battery commonly used in the prior art, it will usually configure special charger, to realize
Generation electric current and voltage of the charger in charging process, with being adapted to by lithium battery.If lithium battery is not adapted to charger,
The service life of lithium battery can so be reduced.Due to the progressively reinforcement of environmental protection consciousness, the usage amount of electric automobile can be progressively
Increase, in order to increase the continuation of the journey energy of electric automobile, the charging station of electric automobile is inevitable choice.The charging station of electric automobile,
Similar with the gas station of existing fuel vehicle, this has the electric power storage of the charger and electric automobile for the charging station that electric automobile occurs
The situation that pond is not adapted to.Battery in electric automobile is the key component for feeling whole electric automobile performance, in order to avoid going out
Now because the battery of charger and electric automobile is mismatched, and the situation of lithium battery service life is reduced, so being graphene lithium
Battery 11 configures special charhing unit 21.Charhing unit 21 can carry out the charging voltage of output the operation such as voltage stabilizing, current limliting,
With the stability of intensified charging voltage, ensure the service life of graphene lithium battery 11 with this.
From above-described embodiment as can be seen that designing special charhing unit 21, charhing unit 21 for graphene lithium battery 11
Voltage stabilizing can be carried out to the voltage that charger is exported, current limliting etc. is controlled, and ensures what is charged for graphene lithium battery 11 with further
Steady point property, the relative service life for improving graphene lithium battery 11.
Preferably, electric automobile is after being widely popularized, usually not territory restriction, the change of its environment temperature of different geographical
Scope is different, but the optimum temperature scope of application of the graphene lithium battery 11 of electric automobile use is conditional.If
Environment temperature is relatively low, then the capacity of graphene lithium battery 11 can be reduced, so that reducing the course continuation mileage of electric automobile.Due to
The mutation of course continuation mileage, may cause user can not accurately be expected the stroke of electric automobile, and appearance can not reach the destination, no
Situation about charge in time.So in order to be likely to occur environment temperature less than optimum working temperature lower limit area also can be just
Often use, referring to Fig. 2, the knot of another dual intensity source control system of 11 super capacitor of graphene lithium battery 17 provided for the application
Structure schematic diagram, the system also includes:
The temperature sensing unit 23 for being used to detect environment temperature being connected with described control unit 15;
The heating unit 22 for being used to heat the graphene lithium battery 11 being connected with described control unit 15;
The heating unit 22 is connected with the graphene lithium battery 11;
The heating unit 22 includes:
The heating plate for being used to produce heat fitted with the shell of the graphene lithium battery 11;
What is be connected with the heating plate is used for the inversion module of converting direct-current voltage into alternating-current voltage;
The inversion module is connected with the graphene lithium battery 11.
Temperature sensing unit 23 can detect current environmental temperature, due to the best effort scope shadow of graphene lithium battery 11
Battery capacity is rung, so temperature sensing unit 23 is fitted with graphene lithium battery 11, ensure that temperature sensing unit 23 is examined
I.e. the temperature of the current environmental temperature graphene lithium battery 11 measured.Control unit 15 obtains temperature sensing unit 23 and detected
The environment temperature arrived, control unit 15 starts heating unit 22 according to environment temperature when judgement, be that graphene lithium battery 11 adds
Heat, is in the range of optimum working temperature with the temperature for ensureing the shell of graphene lithium battery 11.
Heating unit 22 includes heating plate and inversion module, and inversion module is connected with graphene lithium battery 11, by graphene
The DC voltage that lithium battery 11 is provided, is converted into the alternating voltage of heating plate needs, and heating plate is outer with graphene lithium battery 11
Shell is fitted, by way of heat transfer, by the heat transfer in heating plate to graphene lithium battery 11.
From above-described embodiment as can be seen that being heated for graphene lithium battery 11, it can solve the problem that lithium battery in low temperature environment
The problem of hydraulic performance decline.
Preferably, referring to Fig. 3, a kind of structured flowchart of the graphene lithium battery provided for the application, referring to Fig. 4, is this
The structural representation of a kind of graphene lithium battery monomer provided is provided.The graphene lithium battery 11 includes housing 31, and
Graphene lithium ion battery monomer 32 in parallel inside the housing 31, the quantity of the graphene lithium battery monomer 32 is extremely
It is one less;
The graphene lithium battery monomer 32 includes monomer housing 41, battery core component 44 and electrolyte 42;
The upper end of monomer housing 41 is provided with case lid 43, the case lid 43 and is additionally provided with air outlet valve 45, the monomer
Housing 41 is aluminium plastic material;
Described one end of battery core component 44 is arranged in the case lid 43, and the other end of the battery core component 44 is arranged on institute
State the inside cavity that monomer housing 41 is constituted with the case lid 43;
The electrolyte 42 is located in the cavity that the monomer housing 41 is constituted with the case lid 43, the battery core component
44 outside;
The electrolyte 42 includes:The difluorine oxalic acid boracic acid lithium of 60-65 mass parts, the trifluoromethyl sulphur of 30-35 mass parts
Imide li, the vinylethylene carbonate of 10-15 mass parts, the sulfuric acid ethene of the sulfonic-glycerol of 1-2 mass parts and 1-3 mass parts
Ester.
Because graphene lithium battery 32 voltages of monomer are limited, traction is provided for electric automobile in order to export big voltage
Power, described that multiple graphene lithium battery monomers 32 are in parallel, composition graphene lithium battery 11.Need graphene lithium battery monomer 32
Quantity, the tractive force needed during according to the monomer voltage of graphene lithium battery 11 and electric automobile normally travel, and course continuation mileage
Etc. parameter, COMPREHENSIVE CALCULATING is drawn.
Graphene lithium battery monomer 32 includes monomer housing 41, battery core component 44 and electrolyte 42, wherein battery core component 44
With electrolyte 42 all in the inside of monomer housing 41.Monomer housing 41 uses aluminium plastic material, can either keep monomer housing 41
Shape, and can occur certain deformation so that, can be with housing in graphene lithium battery monomer 32 when by external impacts
Deformation weakens the impact of external force, it is to avoid occurs monomer housing 41 and is damaged, the infringement graphene such as leakage of electrolyte 42 lithium battery 11
Situation.Monomer housing 41 uses any chemical composition in aluminium plastic material, electrolyte 42 all to change with monomer housing 41
Learn reaction, electrolyte 42 can not corrode monomer housing 41, it is ensured that monomer housing 41 service life.Graphene lithium battery monomer
Electrolyte 42 inside 32 can be electrolysed under high current, hot conditions, and electrolysis produces gas, causes internal pressure to raise, gas
Body fierceness expansion, can seriously break through monomer housing 41.So air outlet valve 45 is additionally provided with monomer housing 41, when graphene lithium
Gas can be excluded by air outlet valve 45 when air pressure is too high in battery cell 32, to increase the use longevity of graphene lithium battery 11
Life.Air outlet valve 45 can be sealed with epoxy resin.
The electrolyte 42 that the application is used, can make graphene lithium battery monomer 32 have high conductivity, sulfuric acid vinyl ester
Addition, it is possible to increase the low temperature performance of battery, the addition of sulfonic-glycerol can effectively prevent electrolyte 42 from precipitating, it is to avoid
Short circuit.
From above-described embodiment as can be seen that being encapsulated graphene lithium battery monomer 32 in parallel by housing, in order to stone
The installation of black alkene lithium battery 11.Substantial amounts of lithium ion can be carried using electrolyte 42 in battery cell, to ensure in power supply
Lithium ion can be transmitted with high current with during storing up electricity, improve the charging rate of graphene lithium battery 11.
Preferably, referring to Fig. 4, a kind of structural representation of the graphene lithium battery monomer provided for the application, the electricity
Core assembly 44 includes anode pole piece 441, cathode pole piece 442 and is arranged at the anode pole piece 441 and the cathode pole piece 442
Between lithium ion battery separator;
The anode pole piece 441 includes positive pole aluminium foil collector 4411 and dual coating in the positive pole aluminium foil collector
Positive pole porous material layer 4412 on 4411;
One end of the anode pole piece 441 is connected with the case lid 43, and the other end of the anode pole piece 441 is positioned over
Inside the monomer housing 41;
Provided with interval between the first side wall of the anode pole piece 441 and the monomer housing 41;
The cathode pole piece 442 includes cathode pole piece 4421 and dual coating is micro- in the negative pole on the cathode pole piece 4421
Porous materials layer 4422;
One end of the cathode pole piece 442 is connected with the case lid 43, and the other end of the cathode pole piece 442 is positioned over
Inside the monomer housing 41;
Provided with interval between the second sidewall of the cathode pole piece 442 and the monomer housing 41;
The case lid 43 be provided with the Positive Poles 431 that are connected with the positive pole aluminium foil collector 4411 and with the negative pole
The negative pole pole 432 that pole piece 4421 is connected.
The anode pole piece 441 that the application is provided, using nanoscale graphite as raw material, carries out spraying dry to the nanoscale graphite
Dry processing, obtains spherical modified graphite, by the modified graphite and hard carbon according to 8:The mass ratio of (1-2) is well mixed, and is obtained
Positive electrode active materials, by the positive electrode active materials, conductive agent and binding agent according to 92:4:4 mass ratio mixing, obtains positive pole
The slurry of active material;By the slurry dual coating on positive pole aluminium foil collector 4411, through roll-in and drying and processing, obtain
The anode pole piece 441 of graphene lithium ion battery.
The cathode pole piece 442 for the graphene lithium battery monomer 32 that the application is provided, using natural flake graphite as raw material, is used
Oxidation-reduction method prepares graphene oxide, and its diffraction maximum is significantly stronger than the diffraction maximum of common graphite powder, and chemical property is better than
Common graphite powder, and particle diameter is small, and surface area is big, and decentralization is big, is conducive to improving the capacity of battery;Methods described is to oxidation stone
The mixture of black alkene and silica is heat-treated, and is carved silica with the corruption of hydrogen-oxygen fluoric acid, is bent graphene;Again will
Bending graphene is mixed with nano silicone, soft carbon of adulterating, and is prepared silicon/graphene composite material, then is carried out charcoal bag to it and covers processing.
Silicon/graphene composite material that processing is covered through charcoal bag is in core shell structure, can not only improve the capacity of battery, and hard stone
Black alkene network structure can also buffer the volumetric expansion of silicon in charge and discharge process.As negative active core-shell material, silicon/stone that charcoal bag is covered
Black alkene composite has huge specific surface area and capacity, high conductivity, wherein the soft carbon adulterated advantageously reduces battery
Minimum start-up temperature.Therefore, the cathode pole piece 442 that prepared by the above method, when applied to graphene lithium ion battery so that stone
Black alkene lithium battery monomer 32 also has high conductivity, high power capacity, the advantage such as superior performance.
The corrosion behavior of graphene lithium ion battery collector is to influence the key factor of battery and security.
Traditional positive electrode active materials such as LiCoO2、LiMnO4And LiFePO4.In charge and discharge platform in more than 3V, under this high potential,
Plus plate current-collecting body is easy to occur oxide etch and shorten the service life of battery, and therefore, the application is used as positive pole using aluminium foil
Collector and negative current collector, it has electrical conductivity high, the characteristics of cheap, and generally can form one on the surface of aluminium
The fine and close oxide passivation film of layer, so that the speed of the oxidation of the positive pole aluminium foil collector 4411 and negative pole aluminum foil current collector
Slow down, the stability of the plus plate current-collecting body of raising.
From above-described embodiment as can be seen that the application provides graphene lithium battery monomer 32, with long lifespan, capacity is big,
Charging rate is fast, and course continuation mileage is long, and conductance is high, the advantages of low temperature performance well, and it is low to solve conventional lithium ion battery capacity, danger
Danger easily pollution, the technical problem of poor performance.
Referring to Fig. 5, a kind of flow chart of the graphene lithium battery super capacitor dual intensity operated control method provided for the application,
Applied to graphene lithium battery super capacitor dual intensity source control system, the system is detected including graphene lithium battery 11, first
Unit 12, output unit 13, collecting unit 14, control unit 15, braking input block 16, bi-directional DC-DC unit 19, second are examined
Unit 18 and super capacitor 17 are surveyed, this method comprises the following steps:
In graphene lithium battery super capacitor dual intensity source control system, control unit 15 is to ensure that the system is normally run
Core, write software program in control unit 15, the situation that electric automobile is likely to occur in the process of moving controlled
System, to increase the distance travelled of electric automobile, improves the service life of graphene lithium battery 11, improves capacity usage ratio.According to
The demand of actual electric automobile, and processor the state of the art, the control chip in control unit 15 can select single-chip microcomputer,
ARM chips, dsp chip, fpga chip, the type of the control chip selected in embodiments of the present invention control unit 15 are not done
Limit.Realize the graphene lithium battery super capacitor dual intensity operated control method that the application is provided, the programmed method used, programming
Language, according to the change of control chip type adaptability.
Step 501, enabling signal is obtained.
Enabling signal refers to electric automobile during traveling, it is necessary to which graphene lithium battery 11 provides the signal of tractive force.Electric automobile
Driver send enabled instruction generation enabling signal, its enabled instruction realized by button, voice, fingerprint etc. mode,
The implementation of enabled instruction is not limited in the embodiment of the present invention.Control unit 15 obtains enabling signal, so that basis is opened
Dynamic signal, starts graphene lithium battery 11 and is powered for electric automobile.
Step 502, control graphene lithium battery 11 exports main driving electricity by the first detection unit 12 to output unit 13
Pressure.
First detection unit 12, can detect the voltage of graphene lithium battery 11.Main driving voltage, is electric automobile driving
Active force.Control unit 15 controls the connection whether graphene lithium battery 11 loads by the first detection unit 12, and then controls
Graphene lithium battery 11 processed is sold to output unit 13, exports main driving voltage.
Step 503, the motion state for the electric automobile that collecting unit 14 is gathered is obtained.
Motion state includes normally travel, acceleration, climbing, deceleration and descending.The motion state of electric automobile can reflect
The road conditions of electric automobile during traveling, and the driver of electric automobile intention.The motion state collected, can be passed by signal
Defeated circuit or infrared or bluetooth mode are transmitted, and the method for obtaining motion state is not limited in embodiments of the present invention
It is fixed.Collecting unit 14 gathers the motion state of electric automobile, by being gathered according to during cycle.
Step 504, if motion state is accelerates or climbed, control super capacitor 17 passes through the He of the second detection unit 18
Bi-directional DC-DC unit 19 exports transient high voltage to output unit 13.
Second detection unit 18, can detect the voltage of super capacitor 17.If motion state is acceleration or climbs, then
Electric automobile needs bigger tractive force in motion.Accelerating or climbing under operating mode, the second detection is passed through by super capacitor 17
Unit 18 and bi-directional DC-DC unit 19, transient high voltage is exported to output unit 13.Transient high voltage, refers to meet electricity
Electrical automobile under various working, can normally travel boost voltage.Super capacitor 17 has the spies such as the big, long lifespan of power density
Point, accelerates or climbs to provide instantaneous power for electric automobile.
Step 505, main driving voltage and transient high voltage are superimposed in output unit 13, generate total output voltage.
If motion state is accelerates or climbed, the main driving voltage and super capacitor 17 exported by graphene lithium battery 11
Transient high voltage, all input-output unit 13 are exported, output unit 13 is superimposed main driving voltage and transient high voltage, and generation is total defeated
Go out voltage.
Step 506, if motion state is deceleration or descending, control braking input block 16 exports the charging of the first electric capacity
Voltage, is that super capacitor 17 charges by the detection unit 18 of bi-directional DC-DC unit 19 and second.
Slow down and during descending, on the one hand need by brake to electric automobile progress braking processing consumption in electric automobile
The heat energy changed out because of the reduction of kinetic energy or potential energy or kinetic energy in power-consuming energy, another aspect brake process are directly wasted.Institute
If using motion state as deceleration or descending, reclaiming the kinetic energy or potential energy of electric automobile, and exported by braking input block 16
First electric capacity charging voltage.Electric capacity charging voltage passes through the detection unit 18 of bi-directional DC-DC unit 19 and second, is super capacitor 17
Charging.
The energy produced during electric vehicle brake is converted into electric energy and charged for super capacitor 17, rather than is stone
Black alkene lithium battery 11 charges, and can ensure the recovery of energy, and the charging times of reduction graphene lithium battery 11 that can be relative, increase
The service life of graphene lithium battery 11 is added.
From above-described embodiment as can be seen that in climbing or acceleration, super capacitor 17 can provide transient high voltage, with
Increase the tractive force of electric automobile;In descending or deceleration, it can control to brake input block 16, be that super capacitor 17 charges.
The service life of graphene lithium battery 11 can be increased, and the energy of recovery can be improved to the endurance of electric automobile.
Referring to Fig. 6, the flow chart of the graphene lithium battery method for heating and controlling provided for the application, this method is in Fig. 5 institutes
Show what is realized on the basis of step.When graphene lithium battery super capacitor dual intensity source control system also includes temperature sensing unit 23
During with heating unit 22, after enabling signal is obtained, this method also includes:
Step 601, according to during cycle, the environment temperature that temperature sensing unit 23 is detected is obtained.
Temperature sensing unit 23 can detect current environmental temperature, due to the best effort scope shadow of graphene lithium battery 11
Battery capacity is rung, so temperature sensing unit 23 is fitted with graphene lithium battery 11.Environment temperature, that is, graphene lithium electricity
The skin temperature in pond 11.Temperature sensing unit 23 can inspection environment temperature in real time, and control unit 15 obtains environment temperature
Need according to during cycle, its reason is that environment temperature will not generally undergo mutation, and the processing environment temperature of control unit 15
Degrees of data is also required to regular hour processing.The time interval of during cycle can not process, so as in time feedback monitoring
The environment temperature arrived.
Step 602, if environment temperature is less than preset low temperature threshold value, heating unit 22 is started, to cause graphene lithium
The temperature of ion battery can reach operating temperature.
Graphene lithium battery 11 is by with best effort scope, once the environment temperature residing for graphene lithium battery 11 is small
In preset low temperature threshold value, the capacity of graphene lithium battery 11 is reduced rapidly, so that reducing the course continuation mileage of electric automobile.Due to
The mutation of course continuation mileage, may cause user to be expected the stroke of electric automobile exactly, and appearance can not reach the destination, no
Situation about charge in time.If electric automobile during traveling is on a highway, then its danger coefficient is higher.
It is graphene lithium electricity if so detecting environment temperature less than preset low temperature threshold value, starting heating unit 22
Pond 11 is heated, and operating temperature can be reached so as to the temperature of graphene lithium battery 11.Operating temperature, refers to graphene lithium battery 11
It is capable of the nearest working range of the temperature of normal work, generally larger than graphene lithium battery 11.
Step 603, if environment temperature is more than or equal to preset low temperature threshold value, control graphene lithium ion battery passes through
First detection unit 12 exports main driving voltage.
After the heating of heating unit 22, the environment temperature detected can be gradually increasing, if environment temperature is more than or waited
It is less than threshold value in preset, then controls graphene lithium battery 11 to export active voltage by the first detection unit 12.If environment temperature
Degree is not up to preset low temperature threshold value, then continues to start heating unit 22.
Step 604, if environment temperature is more than or equal to preset high temperature threshold value, stop starting heating unit 22.
During graphene battery use, the temperature of graphene lithium battery 11 be it is gradually increased, in order to avoid due to
The situation that graphene lithium battery 11 caused by high temperature explodes occurs, if the environment temperature detected is more than or equal to preset high temperature
Threshold value, then stop starting heating unit 22, also timely heating unit 22 is no longer heat up.
From above-described embodiment as can be seen that the hydraulic performance decline for the graphene lithium battery 11 that low temperature causes can be avoided so that
Graphene lithium battery 11 is maintained within the temperature range of normal work, to ensure the normally travel of electric automobile.
Referring to Fig. 7, the flow chart of the super capacitor control method provided for the application, this method is in step shown in Fig. 5
On the basis of realize, this method also includes:
Step 701, the cell voltage of the graphene lithium battery 11 of the first detection unit 12 detection is obtained.
Step 702, judge whether cell voltage is less than the first preset alarm voltage.
During electric automobile during traveling, cell voltage progressively reduces, in order to ensure that electric automobile will not be in traveling
During pause suddenly, it is necessary to the voltage of detection graphene lithium battery 11, and judge whether cell voltage is less than less than pre- in real time
Put alarm voltage.
Step 703, if it is judged that being yes, then super capacitor 17 is controlled to pass through the second detection unit 18 and two-way DC-
DC units 19 export transient high voltage to output unit 13.
If cell voltage, which is less than, is less than preset alarm voltage, control super capacitor 17 passes through the He of the second detection unit 18
Bi-directional DC-DC unit 19 exports transient high voltage to output unit 13, it is ensured that electric automobile can persistently travel a segment distance again,
So that driver is that electric car finds charging station, or find safety stop position.
From above-described embodiment as can be seen that can start in the case where the cell voltage of graphene lithium battery 11 is not enough
Super capacitor 17 exports transient high voltage, to increase the endurance of electric automobile.
Super capacitor 17 is when accelerating or climb to tackle, to increase electric automobile tractive force and set.In electronic vapour
It is the situation frequently encountered to occur climbing in car normally travel route, so not only to ensure electric automobile graphene lithium battery 11
Charge capacity, also to keep the electricity of super capacitor 17.Referring to Fig. 8, a kind of super capacitor charge control provided for the application
The flow chart of method, what this method was realized on the basis of step shown in Fig. 5.Graphene lithium battery 11 is controlled to pass through the first detection
Unit 12 is exported to output unit 13 after main driving voltage, and this method includes:
Step 801, the capacitance voltage of the super capacitor 17 of the second detection unit 18 detection is obtained.
Step 802, if capacitance voltage is less than the second preset alarm voltage, control output unit 13 exports the second electric capacity
Charging voltage.
Second preset alarm voltage, is the low pressure threshold of capacitance voltage.If capacitance voltage is less than the second preset alarm electricity
Press, then output unit 13 exports the second electric capacity charging voltage.Second electric capacity charging voltage, it by graphene lithium battery 11 is super to be
Level electric capacity 17 charges.
Step 803, electric capacity charging voltage exports super capacitor 17 by bi-directional DC-DC module.
Step 804, if capacitance voltage is more than or equal to the 3rd preset alarm voltage, output unit 13 stops output the
Two electric capacity charging voltages.
3rd preset alarm voltage, is the rated voltage of super capacitor 17.When the second electric capacity charging voltage reaches specified electricity
Pressure is then to stop the charging to super capacitor 17.
From above-described embodiment as can be seen that can be that super capacitor 17 charges by graphene lithium battery 11, to ensure
When electric automobile accelerates or climbed, super capacitor 17 can provide transient high voltage.
Referring to Fig. 9, the flow chart of another super capacitor charge control method provided for the application, this method is in Fig. 5
Realized on the basis of shown step.Control braking input block 16 exports the first electric capacity charging voltage, by bi-directional DC-DC list
The detection unit 18 of member 19 and second is that this method also includes before super capacitor 17 charges:
Step 901, the capacitance voltage of the second detection unit 18 detection is obtained.
Step 902, if capacitance voltage be equal to super capacitor 17 maximum pressure voltage, stop braking input block 16 to
Bi-directional DC-DC unit 19 inputs the first electric capacity charging voltage.
From above-described embodiment as can be seen that detection capacitance voltage, prevents superbattery from producing overcharge conditions, it is to avoid due to mistake
Super capacitor 17 caused by filling explodes, damages the consequences such as other components.
In the specific implementation, the present invention also provides a kind of computer-readable storage medium, wherein, the computer-readable storage medium can be stored
There is program, the program may include the part or all of step in each embodiment for the method for calling that the present invention is provided when performing.Institute
The storage medium stated can be magnetic disc, CD, read-only memory (English:Read-only memory, referred to as:ROM) or with
Machine storage memory (English:Random access memory, referred to as:RAM) etc..
It is required that those skilled in the art can be understood that the technology in the embodiment of the present invention can add by software
The mode of general hardware platform realize.Understood based on such, the technical scheme in the embodiment of the present invention substantially or
Say that the part contributed to prior art can be embodied in the form of software product, the computer software product can be deposited
Storage is in storage medium, such as ROM/RAM, magnetic disc, CD, including some instructions are to cause a computer equipment (can be with
It is personal computer, server, or network equipment etc.) perform some part institutes of each of the invention embodiment or embodiment
The method stated.
Between the embodiment of each in this specification identical similar part mutually referring to.Especially for ... implement
For example, because it is substantially similar to embodiment of the method, so description is fairly simple, related part is referring in embodiment of the method
Explanation.
Invention described above embodiment is not intended to limit the scope of the present invention..
Claims (10)
1. a kind of graphene lithium battery super capacitor dual intensity source control system, it is characterised in that the system includes:
The first detection unit for being used to detect the graphene lithium battery voltage being connected with graphene lithium battery;
The output unit for being used to export the graphene lithium battery voltage being connected with first detection unit;
What is be connected with first detection unit is used for the control unit that control voltage is transmitted;
The collecting unit for being used to gather the motion state of electric automobile being connected with described control unit;
The braking input block for being used to changing into the kinetic energy of electric vehicle brake into electric energy being connected with described control unit;
The bi-directional DC-DC unit for voltage conversion being connected with the braking input block;
The second detection unit for being used to detect the super-capacitor voltage being connected with super capacitor;
Second detection unit is connected with described control unit;
Second detection unit is connected with the bi-directional DC-DC unit;
The bi-directional DC-DC unit is also connected with the output unit.
2. the system as claimed in claim 1, it is characterised in that the system also includes:It is connected with the graphene lithium battery
For the charhing unit for the graphene lithium cell charging.
3. system as claimed in claim 2, it is characterised in that the system also includes:
The temperature sensing unit for being used to detect environment temperature being connected with described control unit;
The heating unit for being used to heat the graphene lithium battery being connected with described control unit;
The heating unit is connected with the graphene lithium battery;
The heating unit includes:
The heating plate for being used to produce heat fitted with the shell of the graphene lithium battery;
What is be connected with the heating plate is used for the inversion module of converting direct-current voltage into alternating-current voltage;
The inversion module is connected with the graphene lithium battery.
4. the system as claimed in claim 1, it is characterised in that the graphene lithium battery includes housing, and in the shell
The graphene lithium ion battery monomer in parallel in internal portion, the quantity of the graphene lithium battery monomer is at least one;
The graphene lithium battery monomer includes monomer housing, battery core component and electrolyte;
The monomer housing upper end is provided with case lid, the case lid and is additionally provided with air outlet valve, and the monomer housing is plastic-aluminum material
Material;
Described battery core component one end is arranged in the case lid, and the other end of the battery core component is arranged on the monomer housing
The inside cavity constituted with the case lid;
The electrolyte level is in the cavity that the monomer housing and the case lid are constituted, the outside of the battery core component;
The electrolyte includes:The difluorine oxalic acid boracic acid lithium of 60-65 mass parts, the trifluoromethanesulp-onyl -onyl imide of 30-35 mass parts
Lithium, the vinylethylene carbonate of 10-15 mass parts, the sulfuric acid vinyl ester of the sulfonic-glycerol of 1-2 mass parts and 1-3 mass parts.
5. system as claimed in claim 4, it is characterised in that the battery core component include anode pole piece, cathode pole piece and
It is arranged at the lithium ion battery separator between the anode pole piece and the cathode pole piece;
The anode pole piece includes positive pole aluminium foil collector and dual coating in the positive pole micropore on the positive pole aluminium foil collector
Material layer;
One end of the anode pole piece is connected with the case lid, and the other end of the anode pole piece is positioned over the monomer housing
It is internal;
Provided with interval between the first side wall of the anode pole piece and the monomer housing;
The cathode pole piece includes negative copper foil collector and dual coating in the negative pole micropore on the negative copper foil collector
Material layer;
One end of the cathode pole piece is connected with the case lid, and the other end of the cathode pole piece is positioned over the monomer housing
It is internal;
Provided with interval between the second sidewall of the cathode pole piece and the monomer housing;
The case lid is provided with the Positive Poles being connected with the positive pole aluminium foil collector and connected with the negative copper foil collector
The negative pole pole connect.
6. a kind of graphene lithium battery super capacitor dual intensity operated control method, it is characterised in that super applied to graphene lithium battery
Level electric capacity dual intensity source control system, the system include graphene lithium battery, the first detection unit, output unit, collecting unit,
Control unit, braking input block, bi-directional DC-DC unit, the second detection unit and super capacitor, methods described include:
Obtain enabling signal;
The graphene lithium battery is controlled to export main driving voltage to the output unit by first detection unit;
The motion state of the electric automobile of the collecting unit collection is obtained, the motion state includes normally travel, accelerates, climbs
Slope, deceleration and descending;
If the motion state is the acceleration or the climbing, control the super capacitor single by the described second detection
First and described bi-directional DC-DC unit exports transient high voltage to the output unit;
The main driving voltage and the transient high voltage are superimposed in the output unit, total output voltage is generated;
If the motion state is the deceleration or the descending, controls the braking input block to export the first electric capacity and fill
Piezoelectric voltage, charges by bi-directional DC-DC unit and second detection unit for the super capacitor.
7. method as claimed in claim 5, it is characterised in that the graphene lithium battery super capacitor dual intensity source control system
Also include temperature sensing unit and heating unit, after enabling signal is obtained, methods described also includes:
According to during cycle, the environment temperature of the temperature sensing unit detection is obtained;
If the environment temperature be less than preset low temperature threshold value, start the heating unit, with cause the graphene lithium from
The temperature of sub- battery can reach operating temperature;
If the environment temperature is more than or equal to the preset low temperature threshold value, the graphene lithium ion battery is controlled to pass through
First detection unit exports main driving voltage;
If the environment temperature is more than or equal to the preset high temperature threshold value, stop starting heating unit.
8. method as claimed in claim 5, it is characterised in that pass through described first in the control graphene lithium battery
Detection unit is exported to the output unit after main driving voltage, and methods described also includes:
Obtain the cell voltage of the graphene lithium battery of the first detection unit detection;
Judge whether the cell voltage is less than the first preset alarm voltage;
If it is judged that being yes, then the super capacitor is controlled to pass through second detection unit and the bi-directional DC-DC list
Member exports transient high voltage to the output unit.
9. method as claimed in claim 5, it is characterised in that the control graphene lithium battery is examined by described first
Survey unit is exported to the output unit after main driving voltage, and methods described includes:
Obtain the capacitance voltage of the super capacitor of the second detection unit detection;
If the capacitance voltage is less than the second preset alarm voltage, the output unit is controlled to export the second electric capacity charging electricity
Pressure;
The electric capacity charging voltage exports the super capacitor by the bi-directional DC-DC module;
If the capacitance voltage is more than or equal to the 3rd preset alarm voltage, the output unit stops output described second
Electric capacity charging voltage.
10. method as claimed in claim 5, it is characterised in that the control braking input block exports the first electric capacity
Charging voltage, before being super capacitor charging by bi-directional DC-DC unit and second detection unit, methods described is also
Including:
Obtain the capacitance voltage of the second detection unit detection;
If the capacitance voltage is equal to the maximum pressure voltage of the super capacitor, stop the braking input block to described
Bi-directional DC-DC unit inputs the first electric capacity charging voltage.
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