CN205059308U - Batteries of electric vehicle management system based on labVIEW - Google Patents
Batteries of electric vehicle management system based on labVIEW Download PDFInfo
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- CN205059308U CN205059308U CN201520873501.0U CN201520873501U CN205059308U CN 205059308 U CN205059308 U CN 205059308U CN 201520873501 U CN201520873501 U CN 201520873501U CN 205059308 U CN205059308 U CN 205059308U
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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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- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/12—Remote or cooperative charging
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a batteries of electric vehicle management system based on labVIEW, relates to a battery management system. The utility model discloses a solve overcharging of battery, the overdischarge, overheated, the factor of overflowing probably results in battery life's decay, appears the catch fire problem of explosion of battery even, and in the battery use, the difference between the monomer also can progressively enlarge, influence the group battery wholeness can, lead to the problem that the life -span very reduces. Series battery respectively connected system power supply unit, battery cell voltage measurement unit, fill discharge current measuring unit, temperature measuring unit and equalizing charge unit, microprocessor connected system power supply unit, battery cell voltage measurement unit, fill discharge current measuring unit, temperature measuring unit, equalizing charge unit, fan module and host computer lab VIEW platform, host computer lab VIEW platform connected system power supply unit, fan module connecting the fans. The utility model is used for among pure electric vehicles's the battery management.
Description
Technical field
The utility model relates to a kind of battery management system, is specifically related to a kind of cell management system of electric automobile based on LabVIEW.
Background technology
World energy sources crisis, environmental pollution and weather variation issue more and more have influence on the environment of world economy and human survival, and electronlmobil obtains the attention of more and more people with the energy-conserving and environment-protective advantage of its uniqueness.Battery pack is as the main power resources of electronlmobil, and the quality of its performance directly determines in-use performance and the life-span of electronlmobil.Because battery-driven car operating condition more complicated is as variation of ambient temperature, the cataclysm of input-output power causes the operating mode also more complicated of battery, the overcharge of battery, overdischarge, overheated, the factors such as overcurrent all may cause the decay of battery life, even occur the extreme cases such as batteries caught fire blast.And in battery use procedure, the difference between monomer also can progressively expand, and affects battery pack overall performance, causes the life-span greatly to reduce.Therefore, an effective battery management system is particularly important.
Utility model content
Give hereinafter about brief overview of the present utility model, to provide about the basic comprehension in some of the present utility model.Should be appreciated that this general introduction is not summarize about exhaustive of the present utility model.It is not that intention determines key of the present utility model or pith, neither intended limitation scope of the present utility model.Its object is only provide some concept in simplified form, in this, as the preorder in greater detail discussed after a while.
Given this, the utility model provides a kind of cell management system of electric automobile based on LabVIEW, and at least to solve the overcharge of battery, overdischarge, overheated, the factors such as overcurrent all may cause the decay of battery life, even occurs the problem that batteries caught fire explodes; And in battery use procedure, the difference between monomer also can progressively expand, and affects battery pack overall performance, causes the problem that the life-span greatly reduces.
According to an aspect of the present utility model, provide a kind of cell management system of electric automobile based on LabVIEW, comprise series battery, SPU, monomer battery voltage measuring unit, charging and discharging currents measuring unit, temperature measurement unit, charge equalization unit, fan, blower module, microprocessor and upper computer LabVIEW platform; Described series battery is connected system power supply unit, monomer battery voltage measuring unit, charging and discharging currents measuring unit, temperature measurement unit and charge equalization unit respectively; Described microprocessor connected system power supply unit, monomer battery voltage measuring unit, charging and discharging currents measuring unit, temperature measurement unit, charge equalization unit, blower module and upper computer LabVIEW platform; Described upper computer LabVIEW platform connected system power supply unit, blower module connects fan.
Further: the external communication of described microprocessor is CAN communication; Zhou Ligong USBCAN is adopted to carry out real-time communication between microprocessor and upper computer LabVIEW platform.
Further: described upper computer LabVIEW platform comprises display module, fault handling policy module, SOC estimation policy module, balance policy module, thermal management policy module and CAN.
A kind of effect reached based on the cell management system of electric automobile of LabVIEW that the utility model proposes is:
Battery management system of the present utility model, the working status parameter of the whole battery pack of Real-time Collection, has and shows battery parameter, balanced management, heat management, SOC estimation function in real time; Battery pack super-charge super-discharge can be prevented, ensure that battery pack is operated within suitable range of temperatures, increase work efficiency, increase the service life; Balanced management strategy can be changed in real time in different operational phases, thermal management policy according to battery; Navigating mate can be made to understand battery operation state in real time, and ensure safety traveling; Can also save historical data, convenient for maintaining personnel carry out processed offline to battery information and analyze.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present utility model;
Fig. 2 is the utility model upper computer LabVIEW platform block diagram;
In figure: 1-series battery; 2-SPU; 3-monomer battery voltage measuring unit; 4-charging and discharging currents measuring unit; 5-temperature measurement unit; 6-charge equalization unit; 7-fan; 8-blower module; 9-microprocessor; 10-upper computer LabVIEW platform.
Detailed description of the invention
To be described one exemplary embodiment of the present utility model by reference to the accompanying drawings hereinafter.For clarity and conciseness, all features of actual embodiment are not described in the description.But, should understand, must make a lot specific to the decision of embodiment in the process of any this practical embodiments of exploitation, to realize the objectives of developer, such as, meet those limiting conditions relevant to system and business, and these limiting conditions may change to some extent along with the difference of embodiment.In addition, although will also be appreciated that developmental work is likely very complicated and time-consuming, concerning the those skilled in the art having benefited from the utility model disclosure, this developmental work is only routine task.
At this, also it should be noted is that, in order to avoid the utility model fuzzy because of unnecessary details, illustrate only in the accompanying drawings with according to the closely-related apparatus structure of scheme of the present utility model and/or treatment step, and eliminate other details little with the utility model relation.
As shown in Figure 1, embodiment of the present utility model provides a kind of cell management system of electric automobile based on LabVIEW and comprises series battery 1, SPU 2, monomer battery voltage measuring unit 3, charging and discharging currents measuring unit 4, temperature measurement unit 5, charge equalization unit 6, fan 7, blower module 8, microprocessor 9 and upper computer LabVIEW platform 10; Described series battery 1 is connected system power supply unit 2, monomer battery voltage measuring unit 3, charging and discharging currents measuring unit 4, temperature measurement unit 5 and charge equalization unit 6 respectively; Described microprocessor 9 connected system power supply unit 2, monomer battery voltage measuring unit 3, charging and discharging currents measuring unit 4, temperature measurement unit 5, charge equalization unit 6, blower module 8 and upper computer LabVIEW platform 10; Described upper computer LabVIEW platform 10 connected system power supply unit 2, blower module 8 connects fan 7.
The external communication of described microprocessor 9 is CAN communication; Zhou Ligong USBCAN is adopted to carry out real-time communication between microprocessor 9 and upper computer LabVIEW platform 10.
As shown in Figure 2, described upper computer LabVIEW platform 10 comprises display module, fault handling policy module, SOC estimation policy module, balance policy module, thermal management policy module and CAN.
Microprocessor 9 uploads upper computer LabVIEW platform 10 the temperature information collected, process in the thermal management policy module of upper computer LabVIEW platform 10, send instruction to microprocessor 9, control blower module 8 action, blower module 8 drive fan 7, to series battery 1 heating and cooling.The optimum working temperature scope presetting battery in thermal management policy module is 25 ~ 40 degrees Celsius, when temperature is lower than minimum temperature or higher than highest temperature, thermal management policy module plays a role, upper computer LabVIEW platform sends instruction to microprocessor, Microprocessor S3C44B0X blower module, control fan blowout hot blast or cold wind, ensure that battery is within the scope of optimum working temperature.
Microprocessor 9 is the voltage and current signal collected, upload upper computer LabVIEW platform 10, through the balance policy resume module of upper computer LabVIEW platform 10, the control command sent to microprocessor 9 and parameter modification instruction, microprocessor 9 controls charge equalization unit 6 pairs of series batteries 1 and operates, and ensures that each monomer battery voltage is consistent.Particularly: the microprocessor that is input as of balance policy module reaches the cell pressure current information of upper computer LabVIEW platform and the SOC value of battery obtained of SOC estimation policy module.When between battery pack, difference is excessive, start balance policy module in upper computer application program, upper computer LabVIEW platform sends instruction to microprocessor, energy is transferred to the low monomer of energy from the monomer that energy is high by microprocessor driven charge equalization unit, thus realizes the electric quantity balancing of cell in battery pack.
Described SOC estimates policy module, according to the cell pressure current information of input upper computer LabVIEW platform, based on the SOC estimating techniques of battery, and estimating battery SOC value.
Described fault handling policy module, obtain on the basis of battery status at accurate acquisition, judge whether battery is in normal condition, when occurring abnormal, the fault type preset according to fault handling policy module, and the control policy that fault type is corresponding, send command adapted thereto commander microprocessor 9 handling failure.If institute's et out of order not in the fault type that fault handling strategy is preset, then sends alarm message, remind navigating mate, with the use of limit to battery, ensure the safety of battery.
Battery information and failure message are passed through CAN real-time Transmission by battery management system, then show in real time on upper computer LabVIEW.
In addition, according to a kind of implementation, described SPU 2 is DC/DC power module, power to DC/DC power module by series battery 1, export the power supply voltage of different gear, power to monomer battery voltage measuring unit 3, charging and discharging currents measuring unit 4, temperature measurement unit 5, charge equalization unit 6, blower module 8, microprocessor 9 and upper computer LabVIEW platform 10.Described monomer battery voltage measuring unit 3, charging and discharging currents measuring unit 4, temperature measurement unit 5 gather each monomer voltage in series battery 1, battery charging and discharging electric current, battery temperature.And the data such as voltage, electric current, temperature are delivered to microprocessor 9, microprocessor 9 delivers to upper computer LabVIEW platform 10 voltage, electric current, temperature data by CAN communication, display and process on upper computer LabVIEW platform 10 interface.Zhou Ligong USBCAN is adopted to carry out real-time communication between microprocessor and upper computer, by LabVIEW ambient As communication apparatus device type, check and accept code, mask off code, baud rate, frame type, frame format and transmission form, upper computer LabVIEW platform 10 can realize the access of microprocessor 9 real-time online, monitoring driving dynamic process.
Although the embodiment that the utility model discloses as above, the embodiment that its content just adopts for the ease of understanding the technical solution of the utility model, is not intended to limit the utility model.Technical personnel in any the utility model art; under the prerequisite not departing from the core technology scheme that the utility model discloses; any amendment and change can be made in the form implemented and details; but the protection domain that the utility model limits, the scope that still must limit with appending claims is as the criterion.
Claims (3)
1. based on a cell management system of electric automobile of LabVIEW, it is characterized in that: comprise series battery (1), SPU (2), monomer battery voltage measuring unit (3), charging and discharging currents measuring unit (4), temperature measurement unit (5), charge equalization unit (6), fan (7), blower module (8), microprocessor (9) and upper computer LabVIEW platform (10); Described series battery (1) is connected system power supply unit (2), monomer battery voltage measuring unit (3), charging and discharging currents measuring unit (4), temperature measurement unit (5) and charge equalization unit (6) respectively; Described microprocessor (9) connected system power supply unit (2), monomer battery voltage measuring unit (3), charging and discharging currents measuring unit (4), temperature measurement unit (5), charge equalization unit (6), blower module (8) and upper computer LabVIEW platform (10); Described upper computer LabVIEW platform (10) connected system power supply unit (2), blower module (8) connects fan (7).
2. a kind of cell management system of electric automobile based on LabVIEW according to claim 1, is characterized in that: the external communication of described microprocessor (9) is CAN communication; Zhou Ligong USBCAN is adopted to carry out real-time communication between microprocessor (9) and upper computer LabVIEW platform (10).
3. a kind of cell management system of electric automobile based on LabVIEW according to claim 1 and 2, is characterized in that: described upper computer LabVIEW platform (10) comprises display module, fault handling policy module, SOC estimation policy module, balance policy module, thermal management policy module and CAN.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520873501.0U CN205059308U (en) | 2015-11-04 | 2015-11-04 | Batteries of electric vehicle management system based on labVIEW |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520873501.0U CN205059308U (en) | 2015-11-04 | 2015-11-04 | Batteries of electric vehicle management system based on labVIEW |
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| CN205059308U true CN205059308U (en) | 2016-03-02 |
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| CN201520873501.0U Expired - Fee Related CN205059308U (en) | 2015-11-04 | 2015-11-04 | Batteries of electric vehicle management system based on labVIEW |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108674226A (en) * | 2018-05-18 | 2018-10-19 | 华中科技大学 | A kind of lithium battery balanced management system based on half platform in kind |
| CN109067146A (en) * | 2018-07-19 | 2018-12-21 | 江苏卓岸电源科技有限公司 | A kind of power-supply management system and management method |
-
2015
- 2015-11-04 CN CN201520873501.0U patent/CN205059308U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108674226A (en) * | 2018-05-18 | 2018-10-19 | 华中科技大学 | A kind of lithium battery balanced management system based on half platform in kind |
| CN109067146A (en) * | 2018-07-19 | 2018-12-21 | 江苏卓岸电源科技有限公司 | A kind of power-supply management system and management method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20171104 |
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| CF01 | Termination of patent right due to non-payment of annual fee |