CN2760772Y - Wireless battery managing device - Google Patents
Wireless battery managing device Download PDFInfo
- Publication number
- CN2760772Y CN2760772Y CN 200420114876 CN200420114876U CN2760772Y CN 2760772 Y CN2760772 Y CN 2760772Y CN 200420114876 CN200420114876 CN 200420114876 CN 200420114876 U CN200420114876 U CN 200420114876U CN 2760772 Y CN2760772 Y CN 2760772Y
- Authority
- CN
- China
- Prior art keywords
- radio
- microcontroller
- antenna
- frequency
- battery
- 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.)
- Expired - Lifetime
Links
Images
Classifications
-
- Y02E60/12—
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to a wireless battery managing device which belongs to the technical field of battery management. The utility model is characterized in that the whole wireless battery managing device comprises at least one superior machine and a plurality of lower machines, wherein second microcontrollers of the lower machines are connected with second radio-frequency transceivers; a first microcontroller of the superior machine is connected with a first radio-frequency transceiver; the first radio-frequency transceiver can receive signals of the second radio-frequency transceivers and can send signals to the second radio-frequency transceivers. The utility model has the advantages of high reliability, small power consumption and convenient disassembly and assembly, and solves the problems of the existing battery managing devices of low reliability, large power consumption, inconvenient disassembly and assembly, etc.
Description
Technical field
The utility model relates to the wireless battery management devices, belongs to the battery management technical field.
Technical background
Battery management circuit and e-machine (application number: 200310101497.8), possess for battery and connect resistance and the switch element that is connected in series in parallel, and make the switch element conducting, on resistance, flow through battery current, thereby obtain the battery control device of information of the variation of the cell voltage that detects about battery voltage detector, battery control device, according to information about the variation of cell voltage, the residual capacity of decision battery.
Existing battery management system, data passes between each module is the connection by wire harness, adding various bus standards realizes, because arranging relatively in some occasion, disperses by battery, wire harness can be long, and all be to be abutted against plug-in unit to connect between each module communication line, so be easy to cause problems such as reliability is not high, power consumption is too big, dismounting inconvenience.
Summary of the invention
The utility model provides that a kind of reliability height, power consumption are little, the wireless battery management devices of easy accessibility, has solved not high, the problems such as power consumption is big, dismounting inconvenience of reliability that existing battery management device exists.
Above-mentioned technical purpose of the present utility model mainly solves by the following technical programs: be positioned over the slave computer on the battery, slave computer comprises second microcontroller, the battery temperature sensor that connects second microcontroller, battery voltage sensor, host computer comprises first microcontroller, whole device comprises at least one host computer and several slave computers, second microcontroller of described slave computer connects second radio-frequency (RF) transceiver, and first microcontroller of described host computer is connected with first radio-frequency (RF) transceiver that can receive the second radio-frequency (RF) transceiver signal and can also send signal to second receiver.Problem at wired battery management device exists becomes wireless telecommunications with the communication between each battery management module.Because network is wireless, so communication wire has not just had, has so just guaranteed reliability, and do not had connection that dismounting has also made things convenient for.Simultaneously because the own power consumption of wireless telecommunications that is adopted is smaller, so power consumption is little during also than wire communication.Just can use more than 2 years with a baby battery.Wherein, slave computer can corresponding battery, also can corresponding several batteries; And can adopt a host computer in the entire cell management devices, and also can adopt a plurality of host computers, can carry out transfer of data between a plurality of host computers; Simultaneously, also can on battery, set up the cell voltage balancer, thereby carry out FEEDBACK CONTROL by wireless-transmission network to slave computer transmission data according to the data of gathering by host computer.
As preferably, be provided with A/D converter between described battery temperature sensor and battery voltage sensor and second microcontroller.Wherein, A/D converter can be converted into digital signal with the analog signal of battery temperature sensor and battery voltage sensor collection, is convenient to slave computer temperature and voltage signal are changed into the form that radiofrequency signal requires.
As preferably, described first radio-frequency (RF) transceiver that is connected with first microcontroller is connected with first antenna; Described second radio-frequency (RF) transceiver that is connected with second 8-digit microcontroller is connected with second antenna.Described first antenna and second antenna can be for built-in, also can be for external.Be added with antenna and can make the distance of transmission farther, make transfer of data more reliable simultaneously.
Therefore, the utlity model has characteristics such as reliability height, power consumption are little, easy accessibility.Problem at wired battery management device exists becomes wireless telecommunications with the communication between each battery management module.Because network is wireless, so communication wire has not just had, has so just guaranteed reliability, and do not had connection that dismounting has also made things convenient for.Simultaneously because the own power consumption of wireless telecommunications that is adopted is smaller, so power consumption is little during also than wire communication.Just can use more than 2 years with a baby battery.Wherein, slave computer can corresponding battery, also can corresponding several batteries; And can adopt a host computer in the entire cell management devices, and also can adopt a plurality of host computers, can carry out transfer of data between a plurality of host computers; Simultaneously, also can on battery, set up the cell voltage balancer, thereby carry out FEEDBACK CONTROL by wireless-transmission network to slave computer transmission data according to the data of gathering by host computer.Wherein, A/D converter can be converted into digital signal with the analog signal of battery temperature sensor and battery voltage sensor collection, be convenient to slave computer temperature and voltage signal are changed into the form that radiofrequency signal requires, make it be difficult for being interfered, further improved reliability of the present utility model.
Description of drawings
Accompanying drawing 1 is a kind of block diagram of the utility model slave computer;
Accompanying drawing 2 is a kind of block diagrams of the utility model host computer.
Specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: as depicted in figs. 1 and 2, this example comprises a wireless battery management devices that is used for electric automobile, and it is made up of a host computer and 84 slave computers.Every battery all is equipped with a slave computer.Carry out data passes by wireless network between host computer and the slave computer.Host computer is provided with first microcontroller, and first microcontroller connects first radio-frequency (RF) transceiver, and first radio-frequency (RF) transceiver connects first antenna.Slave computer is provided with second microcontroller, and second microcontroller connects battery temperature sensor and battery voltage sensor by A/D converter, and second radio-frequency (RF) transceiver, one end connects second microcontroller, and the other end connects second antenna.
The function of host computer is: collect the cell voltage and the temperature data of each slave computer by wireless network, and handle.
The function of slave computer: gather the voltage and the temperature of battery, and data are delivered to host computer.A button cell all is housed on each slave computer, is used for powering to slave computer.
What this wireless network adopted is the ZigBee wireless communication standard.Each node all has independently geocoding in the network, and whole wireless network also has the network code of oneself, is used for distinguishing with the wireless battery supervising the network of other vehicle.During work, host computer is at first given an order to one of them slave computer, order by geocoding, and command code, and this several sections of data encryption position is formed.The data format that the microcontroller of host computer becomes the ZigBee wireless communication standard to require these command conversion is delivered to data on the radio-frequency (RF) transceiver then, and radio-frequency (RF) transceiver becomes radiofrequency signal to launch with the form of radio wave by antenna data transaction.Each slave computer receives radiofrequency signal by antenna, converts radiofrequency signal to data format that microcontroller can be read by radio-frequency (RF) transceiver, and delivers to microcontroller.Microcontroller at first according to geocoding whether with oneself geocoding coupling, if, operate accordingly then according to order.If not, then do not respond.
Host computer will be given an order to each slave computer by address order from high to low at regular intervals, requires them to transmit up the service data of each battery.After slave computer receives orders, send out data to host computer at once.If the voltage of certain piece battery or temperature are too high, this node can initiatively send alarm signal to host computer.
Claims (8)
1, a kind of wireless battery management devices, be located at the slave computer on the battery, slave computer comprises second microcontroller, the battery temperature sensor and the battery voltage sensor that connect second microcontroller, host computer comprises first microcontroller, it is characterized in that comprising at least one host computer and several slave computers, second microcontroller of described slave computer connects second radio-frequency (RF) transceiver, and first microcontroller of described host computer is connected with first radio-frequency (RF) transceiver that can receive the second radio-frequency (RF) transceiver signal and send signal to second receiver.
2, wireless battery management devices according to claim 1 is characterized in that being provided with A/D converter between described battery temperature sensor and battery voltage sensor and second microcontroller.
3, wireless battery management devices according to claim 1 and 2 is characterized in that first radio-frequency (RF) transceiver that is connected with first 8-digit microcontroller is connected with first antenna.
4, wireless battery management devices according to claim 1 and 2 is characterized in that second radio-frequency (RF) transceiver that is connected with second 8-digit microcontroller is connected with second antenna.
5, wireless battery management devices according to claim 3 is characterized in that second radio-frequency (RF) transceiver that is connected with second 8-digit microcontroller is connected with second antenna.
6, wireless battery management devices according to claim 3 is characterized in that first antenna is built-in antenna or external antenna.
7, wireless battery management devices according to claim 4 is characterized in that second antenna is built-in antenna or external antenna.
8, wireless battery management devices according to claim 5 is characterized in that second antenna is built-in antenna or external antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420114876 CN2760772Y (en) | 2004-12-24 | 2004-12-24 | Wireless battery managing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420114876 CN2760772Y (en) | 2004-12-24 | 2004-12-24 | Wireless battery managing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2760772Y true CN2760772Y (en) | 2006-02-22 |
Family
ID=36082969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420114876 Expired - Lifetime CN2760772Y (en) | 2004-12-24 | 2004-12-24 | Wireless battery managing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2760772Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102355015A (en) * | 2011-09-07 | 2012-02-15 | 重庆长安汽车股份有限公司 | Distributed battery management system for electric vehicle |
| CN105223845A (en) * | 2015-09-22 | 2016-01-06 | 中北大学 | A kind of New-energy electric vehicle battery remote state monitoring system based on the Big Dipper |
| CN107290667A (en) * | 2016-03-30 | 2017-10-24 | 昶懋国际股份有限公司 | Wireless battery management system and method of operating the same |
| CN110896158A (en) * | 2018-09-12 | 2020-03-20 | 宁德时代新能源科技股份有限公司 | Battery management system, battery management unit and unit to be managed |
| CN111220923A (en) * | 2018-11-26 | 2020-06-02 | 深圳市泰斯电子有限公司 | Battery or battery protection board detection method based on big data management |
-
2004
- 2004-12-24 CN CN 200420114876 patent/CN2760772Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102355015A (en) * | 2011-09-07 | 2012-02-15 | 重庆长安汽车股份有限公司 | Distributed battery management system for electric vehicle |
| CN105223845A (en) * | 2015-09-22 | 2016-01-06 | 中北大学 | A kind of New-energy electric vehicle battery remote state monitoring system based on the Big Dipper |
| CN107290667A (en) * | 2016-03-30 | 2017-10-24 | 昶懋国际股份有限公司 | Wireless battery management system and method of operating the same |
| CN110896158A (en) * | 2018-09-12 | 2020-03-20 | 宁德时代新能源科技股份有限公司 | Battery management system, battery management unit and unit to be managed |
| CN110896158B (en) * | 2018-09-12 | 2020-11-10 | 宁德时代新能源科技股份有限公司 | Battery management system, battery management unit and unit to be managed |
| CN111220923A (en) * | 2018-11-26 | 2020-06-02 | 深圳市泰斯电子有限公司 | Battery or battery protection board detection method based on big data management |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202993463U (en) | Air conditioner, network communication system and power carrier network module for air conditioner | |
| CN201408476Y (en) | Wireless remote meter reading control system based on ZigBee technique | |
| CN107426534A (en) | Intelligent acquisition system and management system | |
| CN204069011U (en) | Based on the ZigBee intelligent domestic system of intelligent sensor and Voice command terminal | |
| CN201654993U (en) | Intelligent wireless industrial control temperature monitoring system | |
| CN2760772Y (en) | Wireless battery managing device | |
| CN104865840A (en) | Intelligent household control device | |
| CN202856780U (en) | Internet of Things (IOT) intelligence communication device | |
| CN203279199U (en) | Wireless communication terminal based on remote broadband electric power lines | |
| CN218648898U (en) | Dual-mode communication system | |
| CN203276542U (en) | Mobile display and control system for power distribution room information | |
| CN203149795U (en) | Portable wireless temperature and humidity acquisition device | |
| CN105577937A (en) | Method for movably monitoring electronic equipment in unattended manner and monitoring system | |
| CN214337924U (en) | Two-bus-based communication and energy transmission system | |
| CN213042431U (en) | Data acquisition and transmission system for heating system | |
| CN212458698U (en) | High-voltage power distribution temperature measuring equipment | |
| CN201464583U (en) | Power quality on-line monitoring system based on transparent forwarding technology | |
| CN204390466U (en) | Operational order collection plate | |
| CN211047233U (en) | DTU intelligent data acquisition system based on NB-IoT technology | |
| CN106370253A (en) | Concentrator system applied to remote transmitting gas meter | |
| CN206224783U (en) | A kind of LoRa broadband communications intelligent remote control device | |
| CN201616177U (en) | Wireless transmission type remote monitoring device | |
| CN205304400U (en) | Intelligence power consumption administrative unit | |
| CN218003982U (en) | CAN message data acquisition equipment for vehicle | |
| CN203151228U (en) | Low voltage load wireless monitoring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: UNIVERSAL ELECTRIC VEHICLE CO., LTD. Free format text: FORMER OWNER: WANXIANGQIANCHAO CO. LTD. Effective date: 20070105 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20070105 Address after: 311215 three road, Xiaoshan economic and Technological Development Zone, Hangzhou, Zhejiang Patentee after: Wanxiang Electric Vehicle Co., Ltd. Address before: 311215, Wanxiang District, Xiaoshan District, Zhejiang, Hangzhou Wanxiang Group Technology Center Patentee before: Wangxiang Qianchao Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20141224 Granted publication date: 20060222 |