CN104201428A - Wireless smart battery and electric car - Google Patents

Wireless smart battery and electric car Download PDF

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Publication number
CN104201428A
CN104201428A CN201410382251.0A CN201410382251A CN104201428A CN 104201428 A CN104201428 A CN 104201428A CN 201410382251 A CN201410382251 A CN 201410382251A CN 104201428 A CN104201428 A CN 104201428A
Authority
CN
China
Prior art keywords
battery
transducer
single lattice
storage battery
management module
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410382251.0A
Other languages
Chinese (zh)
Inventor
周明明
蒋林林
徐伟良
刘孝伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chaowei Power Supply Co Ltd
Original Assignee
Chaowei Power Supply Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chaowei Power Supply Co Ltd filed Critical Chaowei Power Supply Co Ltd
Priority to CN201410382251.0A priority Critical patent/CN104201428A/en
Publication of CN104201428A publication Critical patent/CN104201428A/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
    • 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
    • H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/488—Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M2010/4278—Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention discloses a wireless smart battery and an electric car. The wireless smart battery comprises a storage battery pack formed by connecting a plurality of single storage batteries in series, wherein each single storage battery comprises a battery terminal; sensors for detecting battery parameters, a battery management module and a wireless communication module are arranged in each single storage battery; the sensors for detecting battery parameters and the wireless communication module are connected with the battery management module; the wireless communication modules of the single storage batteries communicate with each other; each battery management module is installed on a cover plate or the side of a shell of each single storage battery. The wireless smart battery has the advantages that comparison of the charge and discharge conditions of each single storage battery can be achieved to prevent floating charge of the single storage battery, and the data of each single storage battery can be transmitted to a server via the internet to be convenient for technicians to monitor in a centralized manner.

Description

A kind of intelligent wireless battery and electric motor car
Technical field
The present invention relates to a kind ofly can realize wireless telecommunications between single lattice storage battery and can carry out the intelligent battery that Real-Time Monitoring is adjusted charge and discharge process.
Background technology
The terminal voltage of the single lattice storage battery in a common lead-acid batteries is about 2 volts, if need a higher cell voltage, such as conventional 6 volts, 8 volts, 12 volts etc., single lattice storage battery of more piece will be connected to meet power reguirements.But owing to there are differences between single lattice storage battery, can cause two problems, the first charging time can cause a certain single lattice accumulator super-charge, and it two can cause a certain single lattice storage battery to cross while being electric discharge to put, above two problems all can affect the balance of whole batteries work, have potential safety hazard.For this reason, also there is technical staff to design battery management module batteries charge status is monitored, but monitor, only for whole batteries, carry out, still cannot solve the difference problem between single lattice storage battery.
Summary of the invention
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme: a kind of intelligent wireless battery, can realize each single lattice storage battery and carry out the mutual comparison of charge status, prevent that single lattice storage battery from occurring overcharging or charge less, also can, by the Internet by the data parameters value server of each single lattice storage battery, be convenient to technical staff and unify monitoring.Be arranged on single storage battery wireless communication module is intensive, reduced line and taken conveniently.
A kind of intelligent wireless battery, comprise the batteries being composed in series by several single lattice storage batterys, described each single lattice storage battery comprises battery terminal, in described each single lattice storage battery, be provided with the transducer, battery management module and the wireless communication module that detect battery parameter, the transducer of described detection battery parameter, wireless communication module are connected with described battery management module, the wireless communication module of each single lattice storage battery intercoms mutually, and described battery management module is arranged on a cover plate or the side of single lattice accumulator housing.
Preferably, the transducer of described detection battery parameter comprises voltage sensor, current sensor and temperature sensor.
Preferably, on each single lattice storage battery, be provided with an end cover for battery cells, described end cover for battery cells is provided with mounting groove, and the transducer of described detection battery parameter, wireless communication module are arranged in described mounting groove.
Preferably, described end cover for battery cells is provided with three transducer grooves, and described voltage sensor, current sensor, temperature sensor are arranged on respectively in three transducer grooves.
Preferably, be stamped a cover plate on described mounting groove, at the periphery of mounting groove, be provided with two slide rails, described cover plate covers on mounting groove along slide rail, and described battery management module is installed on described cover plate or covers on the cover plate of exhaust valve port.
Preferably, also comprise that described display unit is connected with described battery management module for showing the display unit of battery parameter.
Preferably, also comprise the magnet ring being equipped with current sensor, described current sensor is located in the breach of magnet ring, and described magnet ring is nested with on battery terminal.
Preferably, described transducer bottom portion of groove is provided with bottom outlet, and battery terminal is connected with the current sensor in being arranged on transducer groove through described bottom outlet.
Preferably, described current sensor is Hall current sensor, at transducer groove bottom outlet periphery, be provided with one week shirt rim, the perisporium of described shirt rim and transducer groove and transducer bottom portion of groove surround a magnet ring groove, and the magnet ring being equipped with current sensor is placed in magnet ring groove.
In addition, the present invention also provides a kind of electric motor car, and it uses above-mentioned intelligent wireless battery.
Adopt after technique scheme, tool of the present invention has the following advantages:
By the wireless communication module being arranged on each single lattice storage battery, carry out detecting between each single lattice storage battery the communication of data, form a WLAN (wireless local area network), the comparison that facilitates the battery management module on each single lattice storage battery to transmit data and discharge and recharge each other degree by wireless communication module, to control the balance of each single lattice storage battery, and by the Internet by the transfer of data of each single lattice storage battery to server, be convenient to the monitoring of server to each single storage battery in batteries, and the control to whole batteries.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further:
Fig. 1 is principle of the invention schematic diagram;
Fig. 2 is the A place partial enlarged drawing of Fig. 1;
Fig. 3 is the B place partial enlarged drawing of Fig. 1;
Fig. 4 is battery pack structure schematic diagram.
Embodiment
Referring to Fig. 1, a kind of intelligent wireless battery, comprise the batteries being composed in series by several single lattice storage batterys 1, the battery terminal 11 of described single lattice storage battery 1 connects the transducer that detects battery parameter separately, transducer connects battery management module 6, the transfer of data that transducer gathers is to battery management module 6, described battery management module 6 connects wireless communication module 5, on each single lattice storage battery 1, be provided with an end cover for battery cells 2, described end cover for battery cells 2 is provided with a mounting groove 3, in described mounting groove 3, be provided with and interconnect battery management module 6 and wireless communication module 5, and the wireless communication module of each single lattice storage battery 1 intercoms mutually, the wireless communication module of intercommunication forms a WLAN (wireless local area network) 9 mutually, and be also provided with internet communication port on single lattice storage battery, can be from internet communication port connected with network cable 10 through the Internet to outside server.Transducer includes voltage sensor, current sensor and temperature sensor, by described transducer, detect the voltage of each single lattice storage battery, electric current and temperature signal data, and judge operation and the health status that single lattice storage battery is current, above-mentioned analysis judgement is undertaken by the battery management module 6 on end cover for battery cells 2, the WLAN (wireless local area network) 9 that battery management module can consist of the wireless communication module by each single lattice storage battery is carried out the comparison of single lattice storage battery each other, concrete, transducer by described detection battery parameter current sensor detect the electric current of each single lattice storage battery, described battery management module is carried out battery capacity calculating by the integral operation of electric current, and judge operation and the health status that single lattice storage battery is current, the voltage of each single lattice storage battery of voltage sensor senses of the transducer by described detection battery parameter, the temperature sensor of the transducer by described detection battery parameter is set the reference voltage of each single lattice storage battery, and judges operation and health status that single lattice storage battery is current, when the amount of batteries of the single lattice storage battery 1 connecting in battery management module 6 search discoveries obviously exceeds or is less than other single lattice storage batterys, can judge that this list lattice storage battery falls behind, need to carry out electric weight compensation, keep the harmony of batteries.Can setting sensor sampling time interval be 20 milliseconds, every 20 milliseconds of once sampling, store the Battery pack supplemental characteristic collecting in the microcontroller of each single lattice storage battery into, then compare.In addition be connected through the internet to outside server, staff can grasp the operating state of batteries at any time, and the operating state of each single lattice storage battery, be convenient to pinpoint the problems in time, in order to avoid occur over-charging of battery or charge less problem, and when finding that there is over-charging of battery or charge less, by server, can control, balanced each single lattice storage battery charge and discharge electric weight, realize the telemanagement of batteries.Described wireless communication module can adopt rf frequency at the wireless telecommunications chip with two-way function of 2.4GHZ, 433MHZ or 915MHZ.Battery management module 6 and wireless communication module 5 are arranged in mounting groove 3, are self-contained within on single lattice storage battery each element is intensive, have simplified circuit, have reduced single lattice storage battery taking up room in the housing of batteries.
The voltage sensor of the above, current sensor and temperature sensor are separately positioned in three transducer grooves 4 on the end cover for battery cells of single lattice storage battery, specifically referring to Fig. 1.Divide the transducer that is arranged, transducer and battery management module are not prone to misconnection phenomenon.For convenience of described transducer, be connected with the battery terminal of single lattice storage battery, described transducer groove 4 bottoms are provided with a bottom outlet, and the battery terminal 11 of single lattice storage battery 1 is connected with the transducer in being arranged on transducer groove 4 through bottom outlet.The connection of shortening, is difficult for causing staggered.
As a kind of preferred embodiment, described battery management module comprises microcontroller and equalizing circuit, described equalizing circuit connects the battery terminal 11 of single lattice storage battery, and described equalizing circuit connects microcontroller, and described microcontroller connects the transducer of described detection battery parameter.Described equalizing circuit mainly carries out the equilibrium of battery charging and discharging by resistance power consumption balanced mode and electromagnetic energy conversion balanced mode.After microcontroller is analyzed and judged, when finding single lattice storage battery charge less or overcharging, by controlling equalizing circuit effect, realize the balance between each single lattice storage battery.
As a kind of preferred implementation, specifically referring to Fig. 2, described current sensor is Hall current sensor 12, at transducer groove 4 bottom outlet peripheries, be provided with one week shirt rim, the perisporium of described shirt rim and transducer groove 4 and transducer groove 4 bottoms surround magnet ring 13 grooves, and the magnet ring 13 being equipped with current sensor is placed in magnet ring 13 grooves.Hall element is installed more stable and prevent from not being vulnerable to other electromagnetic interference in independent transducer groove.
As a kind of preferred implementation, on described mounting groove 3, be stamped a cover plate 8, at the periphery of mounting groove 3, be provided with two slide rails 7, described cover plate 8 covers on mounting groove 3 along slide rail 7.Cover plate 8 is covered on mounting groove, can avoid wiring to arch upward, and when storage battery shakes or rocks, battery management module and wireless communication module are difficult for falling mounting groove outside, specifically referring to Fig. 3.
The present situation of understanding for convenience storage battery can connect a display unit, and the installation site of display unit can, with reference to following two kinds of modes, be not limited to lifted position certainly.
Embodiment 1:
The above battery management module 6 of battery cover at each described single lattice storage battery connects a display unit, described display unit is arranged on described cover plate 8, display unit can show the parameters such as voltage, electric current, temperature, capacity, battery remaining power SOC and cell health state SOH of single lattice storage battery, each single lattice storage battery is installed a display unit, when battery generation problem, be convenient to find in time problematic single lattice storage battery.
Embodiment 2:
As shown in Figure 4, by batteries outsourcing one housing 14, described housing is provided with hole, and the battery management module 6 on each single lattice storage battery is connected in the display unit 15 outside housing by the hole on housing, and described display unit is arranged on housing.The parameter situation of all single lattice storage battery in battery case is all presented in display unit, and staff is very clear to the situation of all single lattice storage battery in batteries, is convenient to comparison and judgement, and has saved the use of display unit.
This external display device can be Vehicular display device, handheld PC display, portable computer or mobile phone etc., can be arranged on and be convenient to personnel monitoring Anywhere, certainly also can realize being connected of display unit and battery management module by wireless mode.
In above-described embodiment, be that battery management module 6 and wireless communication module 5 are arranged in the mounting groove 3 on end cover for battery cells 2, still, battery management module 6 and wireless communication module 5 are arranged on also and can be mounted on other positions.For example, be arranged on cover plate, after being arranged on cover plate, area of dissipation is larger, and ventilation condition is good, so good heat dissipation effect.This cover plate can be the cover plate 8 on mounting groove, can be also the cover plate that covers exhaust valve port, or is arranged on the side of battery container.If adopted after cover plate mounting means, the valve port of equalizer and storage battery is far away, is conducive to acid-mist; If battery management module is arranged on to the side of housing, can not affect to side surface direction expansion the production technology of storage battery.
In addition, it should be noted that, this intelligent battery can be used in electric motor car.But be not limited to use in electric motor car.
Except above preferred embodiment, the present invention also has other execution mode, and those skilled in the art can make according to the present invention various changes and distortion, only otherwise depart from spirit of the present invention, all should belong to the defined scope of claims of the present invention.

Claims (10)

1. an intelligent wireless battery, comprise the batteries being composed in series by several single lattice storage batterys, described each single lattice storage battery comprises battery terminal, it is characterized in that: in described each single lattice storage battery, be provided with the transducer, battery management module and the wireless communication module that detect battery parameter, the transducer of described detection battery parameter, wireless communication module are connected with described battery management module, the wireless communication module of each single lattice storage battery intercoms mutually, and described battery management module is arranged on a cover plate or the side of single lattice accumulator housing.
2. a kind of intelligent wireless battery according to claim 1, is characterized in that: the transducer of described detection battery parameter comprises voltage sensor, current sensor and temperature sensor.
3. a kind of intelligent wireless battery according to claim 2, it is characterized in that: on each single lattice storage battery, be provided with an end cover for battery cells, described end cover for battery cells is provided with mounting groove, and the transducer of described detection battery parameter, wireless communication module are arranged in described mounting groove.
4. a kind of intelligent wireless battery according to claim 3, is characterized in that: described end cover for battery cells is provided with three transducer grooves, and described voltage sensor, current sensor, temperature sensor are arranged on respectively in three transducer grooves.
5. a kind of intelligent wireless battery according to claim 3, it is characterized in that: on described mounting groove, be stamped a cover plate, periphery at mounting groove is provided with two slide rails, described cover plate covers on mounting groove along slide rail, and described battery management module is installed on described cover plate or covers on the cover plate of exhaust valve port.
6. according to a kind of intelligent wireless battery described in claim 1 to 5 any one, it is characterized in that: also comprise that described display unit is connected with described battery management module for showing the display unit of battery parameter.
7. a kind of intelligent wireless battery according to claim 4, is characterized in that: also comprise the magnet ring being equipped with current sensor, described current sensor is located in the breach of magnet ring, and described magnet ring is nested with on battery terminal.
8. a kind of intelligent wireless battery according to claim 7, is characterized in that: described transducer bottom portion of groove is provided with bottom outlet, and battery terminal is connected with the current sensor in being arranged on transducer groove through described bottom outlet.
9. intelligent wireless battery according to claim 8, it is characterized in that: described current sensor is Hall current sensor, at transducer groove bottom outlet periphery, be provided with one week shirt rim, the perisporium of described shirt rim and transducer groove and transducer bottom portion of groove surround a magnet ring groove, and the magnet ring being equipped with current sensor is placed in magnet ring groove.
10. an electric motor car, is characterized in that: use the intelligent wireless battery as described in claim 1 to 9 any one.
CN201410382251.0A 2013-11-22 2014-08-06 Wireless smart battery and electric car Pending CN104201428A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410382251.0A CN104201428A (en) 2013-11-22 2014-08-06 Wireless smart battery and electric car

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201310601219.2 2013-11-22
CN201310601219.2A CN103682482A (en) 2013-11-22 2013-11-22 Wireless intelligent battery
CN201410382251.0A CN104201428A (en) 2013-11-22 2014-08-06 Wireless smart battery and electric car

Publications (1)

Publication Number Publication Date
CN104201428A true CN104201428A (en) 2014-12-10

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Family Applications (13)

Application Number Title Priority Date Filing Date
CN201310601219.2A Pending CN103682482A (en) 2013-11-22 2013-11-22 Wireless intelligent battery
CN201420441198.2U Expired - Lifetime CN204156049U (en) 2013-11-22 2014-08-06 A kind of intelligent battery and electric motor car
CN201420439317.0U Expired - Lifetime CN204156046U (en) 2013-11-22 2014-08-06 A kind of intelligent battery and electric motor car
CN201410382571.6A Pending CN104201429A (en) 2013-11-22 2014-08-06 Smart battery and electric car
CN201420439653.5U Expired - Lifetime CN204156047U (en) 2013-11-22 2014-08-06 A kind of intelligent wireless battery and electric motor car
CN201410382251.0A Pending CN104201428A (en) 2013-11-22 2014-08-06 Wireless smart battery and electric car
CN201420442036.0U Expired - Lifetime CN204156052U (en) 2013-11-22 2014-08-06 A kind of intelligent battery and electric motor car
CN201410383952.6A Pending CN104157919A (en) 2013-11-22 2014-08-06 Smart battery and electric vehicle
CN201420439683.6U Expired - Lifetime CN204156048U (en) 2013-11-22 2014-08-06 A kind of intelligent battery and electric motor car
CN201420441343.7U Expired - Lifetime CN204216175U (en) 2013-11-22 2014-08-06 A kind of intelligent wireless battery and electric motor car
CN201410382821.6A Pending CN104201431A (en) 2013-11-22 2014-08-06 Wireless smart battery and electric car
CN201420439301.XU Expired - Lifetime CN204156045U (en) 2013-11-22 2014-08-06 A kind of intelligent battery and electric motor car
CN201410382694.XA Pending CN104201430A (en) 2013-11-22 2014-08-06 Smart battery and electric car

Family Applications Before (5)

Application Number Title Priority Date Filing Date
CN201310601219.2A Pending CN103682482A (en) 2013-11-22 2013-11-22 Wireless intelligent battery
CN201420441198.2U Expired - Lifetime CN204156049U (en) 2013-11-22 2014-08-06 A kind of intelligent battery and electric motor car
CN201420439317.0U Expired - Lifetime CN204156046U (en) 2013-11-22 2014-08-06 A kind of intelligent battery and electric motor car
CN201410382571.6A Pending CN104201429A (en) 2013-11-22 2014-08-06 Smart battery and electric car
CN201420439653.5U Expired - Lifetime CN204156047U (en) 2013-11-22 2014-08-06 A kind of intelligent wireless battery and electric motor car

Family Applications After (7)

Application Number Title Priority Date Filing Date
CN201420442036.0U Expired - Lifetime CN204156052U (en) 2013-11-22 2014-08-06 A kind of intelligent battery and electric motor car
CN201410383952.6A Pending CN104157919A (en) 2013-11-22 2014-08-06 Smart battery and electric vehicle
CN201420439683.6U Expired - Lifetime CN204156048U (en) 2013-11-22 2014-08-06 A kind of intelligent battery and electric motor car
CN201420441343.7U Expired - Lifetime CN204216175U (en) 2013-11-22 2014-08-06 A kind of intelligent wireless battery and electric motor car
CN201410382821.6A Pending CN104201431A (en) 2013-11-22 2014-08-06 Wireless smart battery and electric car
CN201420439301.XU Expired - Lifetime CN204156045U (en) 2013-11-22 2014-08-06 A kind of intelligent battery and electric motor car
CN201410382694.XA Pending CN104201430A (en) 2013-11-22 2014-08-06 Smart battery and electric car

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CN (13) CN103682482A (en)

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