CN201860150U - High-efficiency intelligent power management system for vehicles - Google Patents

High-efficiency intelligent power management system for vehicles Download PDF

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Publication number
CN201860150U
CN201860150U CN2010292160495U CN201029216049U CN201860150U CN 201860150 U CN201860150 U CN 201860150U CN 2010292160495 U CN2010292160495 U CN 2010292160495U CN 201029216049 U CN201029216049 U CN 201029216049U CN 201860150 U CN201860150 U CN 201860150U
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China
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cell
management system
energy
vehicle
intelligent management
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Expired - Lifetime
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CN2010292160495U
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李方红
彭世明
汤波
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SHENZHEN HONGYUAN BODE NEW ENERGY TECHNOLOGY DEVELOPMENT CO., LTD.
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HONGYUAN HOLDINGS Ltd
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  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The utility model provides a high-efficiency intelligent power management system for vehicles, which comprises a high energy battery group, a high-efficiency quick charging and discharging device and a master controller. The high-efficiency quick charging and discharging device and the master controller are electrically connected with the high energy battery group, the high energy battery group includes a plurality of serial-parallel high energy self-control single battery modules and a control chip array connected with the high energy self-control single battery modules, and each high energy self-control single battery module consists of a single battery and a battery monitor sensor connected with the single battery. The high-efficiency intelligent power management system for vehicles can solve the problems of high-efficiency quick charging of power batteries, cruising power of electric vehicles, instantaneous supply of large current for the power batteries and the like.

Description

Efficient power intelligent management system for vehicle
Technical field
The utility model relates to a kind of power-supply management system, relates in particular to a kind of automobile-used efficient power intelligent management system.
Background technology
Because the employed petroleum resources worsening shortages of internal-combustion engines vehicle, its discharging carbon dioxide isothermal chamber gas, dust granules and make drawback of noise in addition, electric automobile is very quiet because of it, do not discharge dust granules and greenhouse gas emission is zero, meets the favor that numerous advantages such as requirements of green environmental protection enjoy people gradually.Along with the attention to environment, electric automobile more and more receives publicity as the free of contamination vehicles, and good development prospect is arranged.Electric automobile and development of technologies have become the scientific and technological industry development selected topic that each industrial country has great strategic importance, and China electric automobile classifies country's 863 great brainstorm subjects as.And the flying power of electric automobile, charging interval and battery life, and start-up time moment, F-Zero etc. be the key factor that influences the electric automobile development.Therefore, national 863 Program has been classified the management devices of electric powered motor storage battery as great special tackling problems in key technologies technology.Simultaneously, along with the development of country's " green novel energy source plan ", new-energy automobile particularly electric automobile has also obtained developing rapidly, and automobile is also had higher requirement to electric automobile power battery in the process of moving.When the electric automobile load increases the weight of as climbing, quicken or when starting, require the big electric current of electrokinetic cell moment conveying, this is difficult to be competent at for conventional batteries and electric automobile management system, therefore cause many well-known problems such as battery life weak point, operation irregularity, appearance safety, process auxiliary drive poor performance.Simultaneously need electric automobile power battery to have efficient rapid charge characteristic, and flying power preferably can be provided in order to solve the client.
The used for electric vehicle electrokinetic cell mainly contains four kinds at present: lead-acid battery, Ni-MH battery, nickel-cadmium cell and lithium battery, because lithium battery has the operating voltage height, specific energy is big, have extended cycle life, advantage such as pollution-free, it is the main direction of electric automobile development, but the shortcoming of lithium battery maximum is that fail safe is than authority storage battery, Ni-MH battery and nickel-cadmium cell are all poor, because the difference of manufacturing process aspect, its characteristic of each single lithium battery can not be in full accord, this species diversity is just obvious more after its work a period of time, so to filling, during discharge just energy imbalance may appear, voltage reaches upper voltage limit during the battery charge that promptly has, the battery that has does not also reach upper voltage limit, will occur individual cell like this and surpass its upper voltage limit, when acquiring a certain degree or because overheated or other physics, chemical property explosion accident will occur when occurring surpassing prescribed limit unusually, so just must detect each cell, divide mobile equilibrium, the battery that is to say electric automobile must have a vehicle-use power supply management system of overlapping feasible good reliability, the energy efficiency and the useful life of improving electrokinetic cell.
And the traditional electric automobile power-supply management system exists mostly that system complex is huge, poor reliability, is unfavorable for drawbacks such as network service.In addition, the time requirement of electric powered motor power supply recharging can not be oversize, in order to reduce the charging and discharging of accumulator time, the general mode that adopts high current charge-discharge, but easily like this cause battery performance to lower even damage, produce some unsafe hidden danger, therefore be badly in need of and do further to improve to the power-supply management system of traditional electric automobile.
The utility model content
The purpose of this utility model is, a kind of efficient power intelligent management system for vehicle is provided, and it can solve the flying power of the efficient quick charge of electrokinetic cell, electric automobile, provide problems such as big electric current for electrokinetic cell moment.
For being implemented in above-mentioned purpose, the utility model provides a kind of efficient power intelligent management system for vehicle, it comprises: a high-energy battery group, the efficient fast charging and discharging device and the master controller that electrically connect with this high-energy battery group, comprise several series-parallel high energy automatic control cell modules in this high-energy battery group, reach the control chip matrix that is connected with this high energy automatic control cell module, include a cell in this each high energy automatic control cell module, reach the battery cell monitoring transducer that is connected with cell.
Also comprise one group of independently standby high energy automatic control cell module in the described high-energy battery group.
Described cell is the cell with super barrier film, and this cell with super barrier film comprises a positive electrode, negative electrode and is located at super barrier film between this positive and negative electrode.
Described super barrier film is a paper shape barrier film, this paper shape barrier film adopt respectively phosphorus, lithium, iron, carbon, ruthenium, cobalt, rhodium, iridium, nickel, palladium, and the solution of platinum element through repeatedly soaking, and adopt spatial orientation, and inject process technology be made.
Described paper shape barrier film adopts high and low temperature alternate treatment technology to make.
Described paper shape barrier film adopts acidproof and alkali resistance alternate treatment technology is made.
Comprise high energy electron group and several high frequencies, high-energy capacitor in the described efficient fast charging and discharging device.
Comprise output module, input module, an and central processing unit with the output of CAN bus in the described master controller.
Also comprise a clutch end mouth, efficient fast charging and discharging device is outwards exported electric energy by this clutch end mouth.
Also comprise a GPS chip, this GPS chip and battery pack electrically connect, and this GPS chip is provided with Interface for digital communication.
The beneficial effects of the utility model: the efficient power intelligent management system for vehicle that the utility model provides, its system architecture is simple, can effectively monitor and control each cell, avoided owing to the difference on the cell characteristic causes indivedual monomer battery voltages excessive the too high problem of temperature; This efficient power intelligent management system for vehicle adopts the cell with novel super barrier film, can greatly improve charge efficiency, for cell moment provides big electric current, makes automobile have flying power preferably; It can also judge automobile according to the changing condition of running car situation, automobile load is to be in the braking deceleration state, still quicken upward slope state or state at the uniform velocity, automobile power system is adjusted and managed, and make control corresponding, to reduce the energy loss of high-energy battery group.In addition, because the setting of GPS chip and Interface for digital communication makes this efficient power intelligent management system for vehicle have the function of network service, more help the remote system administration of networking.
In order further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet accompanying drawing only provide with reference to and the explanation usefulness, be not to be used for the utility model is limited.
Description of drawings
Below in conjunction with accompanying drawing,, will make the technical solution of the utility model and other beneficial effect apparent by embodiment of the present utility model is described in detail.
In the accompanying drawing,
Fig. 1 is the system block diagram of the utility model efficient power intelligent management system for vehicle one embodiment;
Fig. 2 is the composition schematic diagram of high-energy battery group one embodiment in the utility model;
Fig. 3 is for having the structural representation of the cell of novel super barrier film in the utility model.
Embodiment
For further setting forth technological means and the decorative effect thereof that the utility model is taked, be described in detail below in conjunction with preferred embodiment of the present utility model and accompanying drawing thereof.
As shown in Figure 1, efficient power intelligent management system for vehicle provided by the utility model, it comprises: a high-energy battery group 2, the efficient fast charging and discharging device 4 and the master controller 6 that electrically connect with this high-energy battery group 2.This efficient power intelligent management system for vehicle also comprises a clutch end mouth 8, efficient fast charging and discharging device 4 is outwards exported electric energy by this clutch end mouth 8, master controller 6 is connected with automobile sensor, is used for receiving vehicle speed signal that automobile sensor transmits, throttle signal, motor in electric automobile load signal, and each side information such as brake pedal signal.Especially, battery pack 2 of the present utility model also can electrically connect a GPS chip 10.
As shown in Figure 2, comprise several series-parallel high energy automatic control cell modules 22, and the control chip matrix 24 that is connected with this high energy automatic control cell module 22 in the high-energy battery group 2.Especially, also be provided with one group of independently standby high energy automatic control cell module (not shown) in this high-energy battery group 2.
Wherein, include a cell 222, and the battery cell monitoring transducer 224 that is connected with cell 222 in this each high energy automatic control cell module 22.This cell 222 can be existing common electrokinetic cell, a kind of preferred embodiment as this law utility model, this cell 222 is a kind of cell with novel super barrier film, several had the cell 222 of novel super barrier film and the energy storage device of the high energy automatic control cell module 22 connection in series-parallel composition high-energy battery group 2 of battery cell monitoring transducer 224 compositions, integrated one group of independently standby high energy automatic control cell module (not shown) in high-energy battery group 2 in addition.222 structures of the cell with novel super barrier film wherein as shown in Figure 3, this cell 222 with novel super barrier film comprises a positive electrode 220, negative electrode 240 and is located at super barrier film 230 between this positive and negative electrode 220 and 240.The effect of this super barrier film 230 is that positive and negative electrode is separated, and it can pass through cation, and block electrons.When charging, cation flows to negative electrode 240 by the positive electrode 220 in the cell 222 by super barrier film 230; During discharge, cation flows to positive electrode 220 by the negative electrode 240 in the cell 222 by super barrier film 230.Therefore cation influences the charge efficiency of cell by the penetrating rate of super barrier film 230.And the super barrier film 230 that has in the utility model in the cell 222 of novel super barrier film adopts paper shape barrier materials, the different solutions that passes through well-known available various elements such as phosphorus, lithium, iron, carbon, ruthenium, cobalt, rhodium, iridium, nickel, palladium, platinum respectively is through repeatedly soaking, and through high and low temperature alternate treatment technology, and acidproof, alkali resistance alternate treatment, make through processing such as spatial orientation, injections then.Make super barrier film 230 have porous, high osmosis through after the above-mentioned PROCESS FOR TREATMENT, also has acidproof, alkali resistance, so greatly improve the penetrating rate of cation of super barrier film, making it have high porosity, high liquid absorption, low resistance, thickness and porosity does not have striking features such as direct correlation, Heat stability is good, high-rate discharge ability.These super barrier film 230 cycle performances, thermal stability, the high-rate discharge ability excellence, the barrier film product that obviously is better than prior art, and this super barrier film 230 has very high performance, the penetrating rate of cation of existing barrier film is about 30%, and the penetrating rate of cation of paper shape barrier film of adopting above-mentioned PROCESS FOR TREATMENT is generally about greater than 50%, maximum can reach 96%, adopt the cell 222 of novel paper shape barrier film can greatly improve charge efficiency like this, under charging current 2C situation, the 30 minutes batteries of charging can reach 95% (referring to adopt the ferric phosphate lithium cell of the super barrier film of paper shape) of capacity.Further, battery cell monitoring transducer 224 can detect voltage, electric current, temperature and other physical quantitys, and it can be monitored about physical quantity and operating state the voltage of cell 222, electric current, temperature etc., and monitor signal is passed to control chip matrix 24.
Control chip matrix 24 mainly carries out analyzing and processing to battery cell monitoring transducer 224 detected voltages, electric current, temperature and other physical quantity signals, the information after handling is transmitted to master controller 6, and carry out control corresponding according to the instruction of master controller 6.In the utility model, the detection signal that control chip matrix 24 transmits according to battery cell monitoring transducer 224 is analyzed composite characteristic control indexs such as the voltage of the cell 222 in each high energy automatic control battery module 22, electric current, temperature, and judges according to these information whether each cell 222 is working properly.If find that certain cell operating state is unusual or downright bad; control chip matrix 24 starts immediately the high energy automatic control cell module under this cell is carried out supportive maintenance or shielded from the high-energy battery group; and from standby high energy automatic control group of battery modules, select a standby high energy automatic control battery module to substitute the work of the unusual high energy automatic control battery module of this appearance; join in the high-energy battery group 2, to guarantee the working properly of whole high-energy battery group 2.Simultaneously, this control chip matrix 24 is passed to GPS chip 10 to information.In the utility model embodiment, when battery cell monitoring transducer 224 monitors the voltage of the cell 222 in certain high energy automatic control battery module 22 or electric current is bigger than normal or other composite target is unusual, when having influence on the operate as normal of these cell 222 safety or battery pack, then 24 pairs of these cells 222 of control chip matrix carry out current limliting, flow through the electric current of this this cell 222 with reduction, reduce electric current and voltage, this cell 222 is operated in safe voltage, the electric current overall target prescribed limit.When increase in temperature, adopt similar methods to reduce the electric current of cell 222; the caloric value of this cell 222 is descended; thereby the temperature on the cell 222 is descended, carry out overtemperature protection, thereby guaranteed that efficient cell module 22 automatically always works in optimum state.When high-energy battery group 2 is charged, control chip matrix 24 can be adjusted the charging current of the cell 222 in the high energy automatic control battery module 22 according to the situation of the virtual voltage of each high energy automatic control battery module 22, electric current, temperature, make cell 222 be in best charged state all the time, can greatly improve the charging rate of high-energy battery group 2 like this.In addition, this control chip matrix 24 can be assessed the dump energy of the cell 222 in each high energy automatic control battery module 22, thereby the total surplus electric weight of assessment high-energy battery group 2, when the total surplus electric weight of assessing high-energy battery group 2 is on the low side, send alarm signal immediately, remind the user in time to charge.
Efficient fast charging and discharging device 4 is made up of high energy electron group and several high frequencies, high-energy capacitor, and the characteristics of high frequency, high-energy capacitor are can discharge and recharge apace and energy moment provide big electric current.In the utility model, but this efficient fast charging and discharging device 4 has very high energy density, has high-frequency, the capability of fast response stability and high efficiency discharges electric power, discharge and recharge the life-span very long, can reach 500000 times or 90000 hours, can provide very high charging and discharging currents and can be in ten seconds in addition a few second fast charging and discharging and can moment provide excellent specific properties such as big electric current.The charge-discharge performance that combines and greatly improve high-energy battery of this efficient fast charging and discharging device 4 and high-energy battery group 2.
Comprise output module 62, input module 64, an and central processing unit 66 with the output of CAN bus in this master controller 6.Wherein, central processing unit 66 is the core, it receives the data that transmitted by other module such as high-energy battery group 2 and automobile sensor on the one hand, on the other hand to each module transfer control instruction, it is also handled the data of each module, analyze, arrangement, and will analyze, reduced data information is passed to display module and is shown, as total voltage with whole high-energy battery group 2, current total current, whether each high energy automatic control battery module 22 is normal, the residual capacity of high-energy battery group 2 total electric weight etc. is passed to display module for information about and is shown, and these data can be transmitted to the upper level system.In the utility model embodiment, when master controller 6 receives the vehicle speed signal that automobile sensor transmits, throttle signal, the motor in electric automobile load signal, reach each side information such as brake pedal signal, through after the analyzing and processing of central processing unit 66, judge that automobile is to be in the braking deceleration state, still quicken upward slope state or state at the uniform velocity, according to analysis, the control chip matrix 24 of result in high-energy battery group 2 of judging sends command adapted thereto, control chip matrix 24 in the high-energy battery group 2 is made corresponding action according to instruction, adjusts the supply current and the supply power mode of high-energy battery group 2.
As when automobile in starting or when quickening, the big electric current of electric motor of automobile moment needs, this situation converts the motor in electric automobile load signal to by automobile sensor and passes to master controller 6, central processing unit 66 in master controller 6 is analyzed, after the judgement, the control chip matrix 24 of master controller 6 in high-energy battery group 2 sends command adapted thereto, control chip matrix 24 is according to the connected mode of this instruction switching with efficient fast charging and discharging device 4, efficient fast charging and discharging device 4 is directly powered to electric motor of automobile, so that instantaneous large-current to be provided, high-energy battery group 2 carries out quick charge with makeup energy for efficient fast charging and discharging device 4 simultaneously.
When automobile downhill or deceleration, electric motor of automobile will produce feedback energy, this state converts the motor in electric automobile load to by automobile sensor or vehicle speed signal is passed to master controller 6, after central processing unit 66 analysis and judgement in master controller 6, the control chip matrix 24 of master controller 6 in high-energy battery group 2 sends command adapted thereto, control chip matrix 24 in the high-energy battery group 2 switches high-energy battery group 2 according to instruction makes it to become feedback with efficient fast charging and discharging device 4 connected modes, charging modes, the energy of efficient fast charging and discharging device 4 store automobiles motor feedbacks and to 2 chargings of high-energy battery group improves capacity usage ratio.
When automobile at the uniform velocity travels, after the vehicle speed signal that central processing unit 66 in the master controller 6 transmits according to automobile sensor is handled by analysis, control chip matrix 24 in high-energy battery group 2 sends control corresponding instruction, and the control chip matrix 24 in the high-energy battery group 2 switches high-energy battery group 2 according to instruction and is connected with efficient fast charging and discharging device 4 high-energy battery group 2 is directly powered to electric motor of automobile.
When galloping, after the vehicle speed signal analyzing and processing that central processing unit 66 in the master controller 6 transmits according to automobile sensor, control chip matrix 24 in high-energy battery group 2 sends instruction, control chip matrix 24 in the high-energy battery group 2 is according to the discharging current of the instruction raising high energy automatic control battery module 2 of master controller 6, to satisfy the needs of galloping.
On the contrary, the vehicle speed signal that central processing unit 66 in master controller 6 transmits according to automobile sensor, after handling by analysis, judge when automobile is low speed driving, control chip matrix 24 in high-energy battery group 2 sends control command, control chip matrix 24 reduces the discharging current of high energy automatic control battery module 22 according to the instruction of master controller 6 in the high-energy battery group 2, to save the energy of high energy automatic control battery module 22, improves the flying power of automobile.
GPS chip 10 is global location chips, it can carry out wireless transmission with satellite, the operating state and the position of high-energy battery group 2 can be sent to the ground control centre via satellite, make the ground control centre can understand the operating state and the position of high-energy battery group 2 at any time.In the utility model embodiment, this GPS chip 10 is provided with Interface for digital communication, by this Interface for digital communication and satellite the operating state of the working condition of cell 222 and whole high-energy battery group 2 and position are sent to floor control control centre at a distance, make the ground control centre can understand the working condition of high-energy battery group 2 at any time.When emergency takes place when, the ground control centre can be via satellite, GPS chip 10 sends instruction to control chip matrix 24 and carries out relevant the processing, control chip matrix 24 is passed to master controller 6 to these information in addition, will transmit display unit for information about by master controller 6 and show.
In sum, the efficient power intelligent management system for vehicle that the utility model provides, its system architecture is simple, can effectively monitor and control each cell, avoided owing to the difference on the cell characteristic causes indivedual monomer battery voltages excessive the too high problem of temperature; This efficient power intelligent management system for vehicle adopts the cell with novel super barrier film, can greatly improve charge efficiency, for cell moment provides big electric current, makes automobile have flying power preferably; It can also judge automobile according to the changing condition of running car situation, automobile load is to be in the braking deceleration state, still quicken upward slope state or state at the uniform velocity, automobile power system is adjusted and managed, and make control corresponding, to reduce the energy loss of high-energy battery group.In addition, because the setting of GPS chip and Interface for digital communication makes this efficient power intelligent management system for vehicle have the function of network service, more help the system management of networking.
The above; for the person of ordinary skill of the art; can make other various corresponding changes and distortion according to the technical solution of the utility model and technical conceive, and all these changes and distortion all should belong to the protection range of the utility model accompanying Claim.

Claims (8)

1. efficient power intelligent management system for vehicle, it is characterized in that, the efficient fast charging and discharging device and the master controller that comprise a high-energy battery group, electrically connect with this high-energy battery group, comprise several series-parallel high energy automatic control cell modules in this high-energy battery group, reach the control chip matrix that is connected with this high energy automatic control cell module, include a cell in this each high energy automatic control cell module, reach the battery cell monitoring transducer that is connected with cell.
2. efficient power intelligent management system for vehicle as claimed in claim 1 is characterized in that, also comprises one group of independently standby high energy automatic control cell module in the described high-energy battery group.
3. efficient power intelligent management system for vehicle as claimed in claim 1, it is characterized in that, described cell is the cell with super barrier film, and this cell with super barrier film comprises a positive electrode, negative electrode and is located at super barrier film between this positive and negative electrode.
4. efficient power intelligent management system for vehicle as claimed in claim 3 is characterized in that, described super barrier film is a paper shape barrier film.
5. efficient power intelligent management system for vehicle as claimed in claim 1 is characterized in that, comprises high energy electron group and several high frequencies, high-energy capacitor in the described efficient fast charging and discharging device.
6. efficient power intelligent management system for vehicle as claimed in claim 1 is characterized in that, comprises output module, input module, an and central processing unit with the output of CAN bus in the described master controller.
7. efficient power intelligent management system for vehicle as claimed in claim 1 is characterized in that, also comprises a clutch end mouth, and efficient fast charging and discharging device is outwards exported electric energy by this clutch end mouth.
8. efficient power intelligent management system for vehicle as claimed in claim 1 is characterized in that, also comprises a GPS chip, and this GPS chip and battery pack electrically connect, and this GPS chip is provided with Interface for digital communication.
CN2010292160495U 2010-02-01 2010-02-01 High-efficiency intelligent power management system for vehicles Expired - Lifetime CN201860150U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101741123B (en) * 2010-02-01 2013-05-29 鸿源控股有限公司 Efficient power intelligent management system for vehicle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101741123B (en) * 2010-02-01 2013-05-29 鸿源控股有限公司 Efficient power intelligent management system for vehicle

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C14 Grant of patent or utility model
GR01 Patent grant
C53 Correction of patent for invention or patent application
CB03 Change of inventor or designer information

Inventor after: Gui Song

Inventor after: Peng Shiming

Inventor before: Li Fanghong

Inventor before: Peng Shiming

Inventor before: Tang Bo

COR Change of bibliographic data

Free format text: CORRECT: INVENTOR; FROM: LI FANGHONG PENG SHIMING TANG BO TO: GUI SONG PENG SHIMING

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20170117

Address after: 518000 Guangdong, China, Futian District Hua Fu Street revitalization of the road SED Industrial Zone, building 6, west of building 405

Patentee after: SHENZHEN HONGYUAN BODE NEW ENERGY TECHNOLOGY DEVELOPMENT CO., LTD.

Address before: Shenzhen high tech Industrial Park, Guangdong province 518000 high-tech South Road West Si technology building on the third floor

Patentee before: Hongyuan Holdings Ltd.

CX01 Expiry of patent term

Granted publication date: 20110608

CX01 Expiry of patent term