CN107591577A - A kind of battery battery core management system - Google Patents
A kind of battery battery core management system Download PDFInfo
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- CN107591577A CN107591577A CN201710838663.4A CN201710838663A CN107591577A CN 107591577 A CN107591577 A CN 107591577A CN 201710838663 A CN201710838663 A CN 201710838663A CN 107591577 A CN107591577 A CN 107591577A
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- 238000001514 detection method Methods 0.000 claims abstract description 36
- 238000012545 processing Methods 0.000 claims abstract description 16
- 230000005611 electricity Effects 0.000 claims abstract description 7
- 238000012544 monitoring process Methods 0.000 claims description 25
- 238000004891 communication Methods 0.000 claims description 11
- 239000004065 semiconductor Substances 0.000 claims description 10
- 210000005069 ears Anatomy 0.000 claims description 7
- 239000003381 stabilizer Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 230000006872 improvement Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004832 voltammetry Methods 0.000 description 1
Classifications
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of battery battery core management system, including balance module：For the tankage that respectively economized on electricity in balancing battery group；Electrical parameters detection module：Run for detecting the voltage of each batteries, electric current and temperature in battery pack, and according to detected battery electrical parameter control balance module is detected；Single chip processing module：It is configured as each batteries electrical parameter according to detected by electrical parameters detection module and calculates each batteries internal resistance and capacity；Power module：For each circuit module power supply of system.The present invention is detected by electrical parameters detection module to each batteries Current Voltage and temperature in battery pack, detection is more fully, the electrical parameter control balance module operation detected is utilized simultaneously, make each batteries capacity equilibrium of battery pack, improve battery electric quantity service efficiency, temperature in use is reduced, improves service life.The invention is used to detect battery pack electrical parameter and balancing battery capacity.
Description
Technical field
The present invention relates to electronic circuit field, more particular to a kind of battery battery core management system.
Background technology
Existing single lithium battery battery core voltage is relatively low, and ceiling voltage only has 4.2V, therefore is utilizing the battery as power supply
, it is necessary to which multiple batteries are carried out into connection in series-parallel during power supply, battery pack is formed, whole battery pack is reached certain voltage and capacity
Can normal use.
Certain difference all be present per voltage, capacity and the internal resistance of batteries battery core under normal circumstances, but more piece
After battery composition battery pack, the above-mentioned difference between battery can become big by gradual, the final service life for influenceing battery pack.
And traditional battery management system can only merely detect the voltage of battery pack, detection is not comprehensive, in addition traditional battery management
System does not configure battery capacity equalization function, causes battery pack in power supply process, the capacity volume variance between each battery is progressively
Widen, influence battery-powered efficiency and service life.
The content of the invention
The technical problem to be solved in the present invention is：It is comprehensive to provide a kind of electrical parameters detection, it is equal using passive balanced way
The battery battery core management system for each battery capacity that weighs.
The present invention solve its technical problem solution be：
A kind of battery battery core management system, including：
Balance module：For the tankage that respectively economized on electricity in balancing battery group；
Electrical parameters detection module：For detecting the voltage of each batteries, electric current and temperature in battery pack, and according to detection
The battery electrical parameter control balance module operation detected；
Single chip processing module：Each batteries electrical parameter according to detected by electrical parameters detection module is configured as to calculate
Each batteries internal resistance and capacity；
Power module：For each circuit module power supply of system；
The electrical parameters detection module and balance module are connected with battery pack, the electrical parameters detection module output end
It is connected with single chip processing module input, electrical parameters detection module output end is connected with balance module input.
As the further improvement of above-mentioned technical proposal, the power module includes 12V supplying cells, model LM7805
The first voltage-stablizer and model AMS1117 the second voltage-stablizer, the supplying cell is connected with the first voltage-stablizer input,
First output end of voltage stabilizer is connected with the second voltage-stablizer input, first output end of voltage stabilizer and the second voltage-stablizer
Output end is respectively as 5V feeder ears and 3.3V feeder ears.
As the further improvement of above-mentioned technical proposal, the electrical parameters detection module includes voltage acquisition unit, electric current
Collecting unit and temperature collecting cell；The voltage acquisition unit includes model LTC6804-1 monitoring chip, the prison
Current input terminal, temperature input and multiple voltage input ends are configured with depending on chip, each voltage input end connects respectively
The connection end of adjacent cell and battery pack head and end in battery pack；The current acquisition unit includes model MH248
Hall sensor chip, the Hall sensor chip output end are connected with monitoring chip current input；The temperature acquisition
Unit includes thermistor, and the thermistor is connected with monitoring chip temperature input.
As the further improvement of above-mentioned technical proposal, the monitoring chip is also configured with multiple Balance route ends, described
Balance module includes multiple metal-oxide-semiconductors, and each metal-oxide-semiconductor output end forms loop, the metal-oxide-semiconductor grid by a resistance and each battery
Pole is respectively with monitoring that the Balance route end of chip is connected.
As the further improvement of above-mentioned technical proposal, the invention also includes SPI communication module, the SPI communication
Module includes model ADUM1401 digital isolating chip, and the monitoring chip is handled by digital isolating chip and single-chip microcomputer
Module communicates to connect.
As the further improvement of above-mentioned technical proposal, the invention also includes CAN and host computer, described
CAN includes model TJA1050 bus transceiving chip, and the single chip processing module passes through bus transceiving chip
Communicated to connect with host computer.
As the further improvement of above-mentioned technical proposal, the single chip processing module includes STM32 process chips.
The beneficial effects of the invention are as follows：The present invention is by electrical parameters detection module to each batteries Current Voltage in battery pack
And temperature is detected, detection more fully, while using the electrical parameter control balance module operation detected, makes battery pack
Each batteries capacity equilibrium, battery electric quantity service efficiency is improved, reduce temperature in use, improve service life.The invention is used
In detection battery pack electrical parameter and balancing battery capacity.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described.Obviously, described accompanying drawing is the part of the embodiment of the present invention, rather than is all implemented
Example, those skilled in the art on the premise of not paying creative work, can also obtain other designs according to these accompanying drawings
Scheme and accompanying drawing.
Fig. 1 is the system structural framework figure of the present invention；
Fig. 2 is the power module embodiment schematic diagram of the present invention；
Fig. 3 be the present invention balance module and electrical parameters detection module in voltage acquisition unit embodiment schematic diagram；
Fig. 4 is the current acquisition unit embodiment schematic diagram of the present invention；
Fig. 5 is the temperature collecting cell embodiment schematic diagram of the present invention；
Fig. 6 is the single chip processing module interface diagram of the present invention；
Fig. 7 is the SPI communication module embodiments schematic diagram of the present invention；
Fig. 8 is the CAN embodiment schematic diagram of the present invention.
Embodiment
Carried out below with reference to the design of embodiment and accompanying drawing to the present invention, concrete structure and caused technique effect clear
Chu, complete description, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this hair
Bright part of the embodiment, rather than whole embodiments, based on embodiments of the invention, those skilled in the art is not paying
The other embodiment obtained on the premise of creative work, belongs to the scope of protection of the invention.In addition, be previously mentioned in text
All annexations, not single finger element directly connect, and refer to can be according to specific implementation situation, by adding or reducing connection
Element, to form more excellent circuit structure.Each technical characteristic in the invention, on the premise of not conflicting conflict
Can be with combination of interactions.
1~Fig. 8 of reference picture, for solve in the prior art to battery pack electrical parameters detection and battery capacity balanced way not
The technical problem of foot, the invention provide a kind of battery battery core management system, including：
Balance module：For the tankage that respectively economized on electricity in balancing battery group；
Electrical parameters detection module：For detecting the voltage of each batteries, electric current and temperature in battery pack, and according to detection
The battery electrical parameter control balance module operation detected；
Single chip processing module：Each batteries electrical parameter according to detected by electrical parameters detection module is configured as to calculate
Each batteries internal resistance and capacity, wherein the internal resistance of each battery can be calculated by voltammetry, the capacity of each battery can pass through card
Kalman Filtering algorithm is calculated；
Power module：For each circuit module power supply of system；
The electrical parameters detection module and balance module are connected with battery pack, the electrical parameters detection module output end
It is connected with single chip processing module input, electrical parameters detection module output end is connected with balance module input.Specifically, originally
Invention is detected by electrical parameters detection module to each batteries Current Voltage and temperature in battery pack, and detection is more complete
Face, while using the electrical parameter control balance module operation detected, make each batteries capacity equilibrium of battery pack, such as work as detection
To some battery capacity it is higher when, electrical parameters detection module control balance module work, make balance module improve to the battery electricity
The consumption of amount, so as to reduce the capacity of the battery, ensure that each battery electric quantity maintains an equal level, improve battery electric quantity service efficiency, reduction makes
With temperature, service life is improved.
Preferred embodiment is further used as, in the invention, the power module includes 12V supplying cells, type
Number for LM7805 the first voltage-stablizer and model AMS1117 the second voltage-stablizer, the supplying cell and the first voltage-stablizer
Input is connected, and first output end of voltage stabilizer is connected with the second voltage-stablizer input, first output end of voltage stabilizer with
And second output end of voltage stabilizer respectively as 5V feeder ears and 3.3V feeder ears.Power module is configured with described in the present embodiment
5V and 3.3V feeder ears, meet the power demands of different circuit modules in system.
Preferred embodiment is further used as, in the invention embodiment, to realize electrical parameters detection mould
The function of block, electrical parameters detection module described in the present embodiment include voltage acquisition unit, current acquisition unit and temperature acquisition
Unit；The voltage acquisition unit includes model LTC6804-1 monitoring chip, and the monitoring chip is configured with electric current input
Hold (GPIO3), temperature input (GPIO1, GPIO2) and multiple voltage input ends (C0 ... C12), each voltage defeated
Enter end and be connected on the connection end of adjacent cell and battery pack head and end in battery pack respectively；The current acquisition unit includes type
Number it is MH248 Hall sensor chips, the Hall sensor chip output end is connected with monitoring chip current input；It is described
Temperature collecting cell includes thermistor RW, and the thermistor is connected with monitoring chip temperature input.Specifically, it is of the invention
The effect of the monitoring chip by the model is created, while is realized to the voltage at each batteries both ends, battery pack in battery pack
Output current and battery temperature are detected, and effectively simplify the complexity of circuit system structure.Institute in other the present embodiment
State the connected mode of each voltage input end and battery pack in the monitoring chip of model be have as defined in, implement when can refer to this
Model monitors the technical manual of chip.
It is further used as preferred embodiment, in the invention embodiment, the monitoring chip also configures
There are multiple Balance route ends (S1 ... S12), the balance module includes multiple metal-oxide-semiconductors, and each metal-oxide-semiconductor output end passes through an electricity
RZ and each battery composition loop are hindered, the metal-oxide-semiconductor grid is respectively with monitoring that the Balance route end of chip is connected.Specifically, when
When monitoring chip detects that some battery capacity is higher in battery pack, monitoring chip equalization control terminal output high level, control should
The metal-oxide-semiconductor conducting that battery is connected, connects the link circuit of the battery and resistance, the battery is carried out electric discharge behaviour by resistance
Make, reduce the battery capacity, finally realize the equilibrium of each battery capacity of battery pack.
It is further used as preferred embodiment, in the invention embodiment, the system also includes SPI communication
Module, the SPI communication module include model ADUM1401 digital isolating chip, and the monitoring chip is isolated by numeral
Chip communicates to connect with single chip processing module.Specifically, the invention is used as by the digital isolating chip of the model
Communication isolating device between chip and single chip processing module is monitored, one can play level conversion effect, and two can carry
Height monitoring chip and the antijamming capability of single chip processing module communication connection.
It is further used as preferred embodiment, in the invention embodiment, the system also includes CAN communication
Module and host computer, the CAN include model TJA1050 bus transceiving chip, and the single-chip microcomputer handles mould
Block is communicated to connect by bus transceiving chip and host computer.Specifically, host computer described in the invention can be computer or
Person is the smart machine that other configurations have CAN communication function, and by the configuration of the host computer, convenient use person monitors electricity at any time
Each electrical parameter of pond group.
The better embodiment of the present invention is illustrated above, but the invention is not limited to the implementation
Example, those skilled in the art can also make a variety of equivalent modifications on the premise of without prejudice to spirit of the invention or replace
Change, these equivalent modifications or replacement are all contained in the application claim limited range.
Claims (7)
- A kind of 1. battery battery core management system, it is characterised in that including：Balance module：For the tankage that respectively economized on electricity in balancing battery group；Electrical parameters detection module：For detecting the voltage of each batteries, electric current and temperature in battery pack, and according to being examined The battery electrical parameter control balance module operation of survey；Single chip processing module：It is configured as each batteries electrical parameter according to detected by electrical parameters detection module and calculates each section The internal resistance of cell and capacity；Power module：For each circuit module power supply of system；The electrical parameters detection module and balance module are connected with battery pack, the electrical parameters detection module output end and list Piece machine processing module input is connected, and electrical parameters detection module output end is connected with balance module input.
- A kind of 2. battery battery core management system according to claim 1, it is characterised in that：The power module includes 12V Second voltage-stablizer of supplying cell, model LM7805 the first voltage-stablizer and model AMS1117, the supplying cell with First voltage-stablizer input is connected, and first output end of voltage stabilizer is connected with the second voltage-stablizer input, first voltage stabilizing Device output end and the second output end of voltage stabilizer are respectively as 5V feeder ears and 3.3V feeder ears.
- A kind of 3. battery battery core management system according to claim 1, it is characterised in that：The electrical parameters detection module bag Include voltage acquisition unit, current acquisition unit and temperature collecting cell；The voltage acquisition unit includes model LTC6804-1 monitoring chip, the monitoring chip are configured with current input terminal, temperature input and multiple control sources End, each voltage input end are connected on the connection end of adjacent cell and battery pack head and end in battery pack respectively；It is described Current acquisition unit includes model MH248 Hall sensor chips, the Hall sensor chip output end and monitoring chip Current input terminal is connected；The temperature collecting cell includes thermistor, the thermistor and monitoring chip temperature input It is connected.
- A kind of 4. battery battery core management system according to claim 3, it is characterised in that：The monitoring chip is also configured with Multiple Balance route ends, the balance module include multiple metal-oxide-semiconductors, each metal-oxide-semiconductor output end respectively by a resistance with it is each Battery forms loop, and the metal-oxide-semiconductor grid is respectively with monitoring that the Balance route end of chip is connected.
- A kind of 5. battery battery core management system according to claim 4, it is characterised in that：Also include SPI communication module, institute Stating SPI communication module includes model ADUM1401 digital isolating chip, the monitoring chip by digital isolating chip with Single chip processing module communicates to connect.
- A kind of 6. battery battery core management system according to claim 1, it is characterised in that：Also include CAN with Host computer, the CAN include model TJA1050 bus transceiving chip, and the single chip processing module passes through Bus transceiving chip communicates to connect with host computer.
- A kind of 7. battery battery core management system according to any one of claim 1 to 6, it is characterised in that：The single-chip microcomputer Processing module includes STM32 process chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710838663.4A CN107591577A (en) | 2017-09-18 | 2017-09-18 | A kind of battery battery core management system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710838663.4A CN107591577A (en) | 2017-09-18 | 2017-09-18 | A kind of battery battery core management system |
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| CN107591577A true CN107591577A (en) | 2018-01-16 |
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| CN201710838663.4A Pending CN107591577A (en) | 2017-09-18 | 2017-09-18 | A kind of battery battery core management system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108767341A (en) * | 2018-05-31 | 2018-11-06 | 研奥电气股份有限公司深圳研发中心 | Rail vehicle battery capacity manages system and method |
| CN110532748A (en) * | 2019-08-27 | 2019-12-03 | Oppo（重庆）智能科技有限公司 | Battery management method and Related product |
| CN111342087A (en) * | 2020-03-31 | 2020-06-26 | 苏州钧峰新能源科技有限公司 | RMFC control module analysis circuit system for fuel cell power system |
| CN112650099A (en) * | 2020-11-27 | 2021-04-13 | 苏州精控能源科技有限公司 | Control method and control system of battery monitoring platform |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915877A (en) * | 2014-04-23 | 2014-07-09 | 华南师范大学 | Balance control management system and balance control method of lithium-ion power battery pack |
| CN104617627A (en) * | 2015-02-12 | 2015-05-13 | 山东申普交通科技有限公司 | Battery charging and discharging management system |
| CN204424973U (en) * | 2015-02-12 | 2015-06-24 | 山东申普交通科技有限公司 | A kind of battery charging and discharging management system |
| CN207217702U (en) * | 2017-09-18 | 2018-04-10 | 佛山科学技术学院 | A kind of battery battery core management system |
-
2017
- 2017-09-18 CN CN201710838663.4A patent/CN107591577A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915877A (en) * | 2014-04-23 | 2014-07-09 | 华南师范大学 | Balance control management system and balance control method of lithium-ion power battery pack |
| CN104617627A (en) * | 2015-02-12 | 2015-05-13 | 山东申普交通科技有限公司 | Battery charging and discharging management system |
| CN204424973U (en) * | 2015-02-12 | 2015-06-24 | 山东申普交通科技有限公司 | A kind of battery charging and discharging management system |
| CN207217702U (en) * | 2017-09-18 | 2018-04-10 | 佛山科学技术学院 | A kind of battery battery core management system |
Non-Patent Citations (1)
| Title |
|---|
| 张辉;李艳东;李建军;赵丽娜;: "电动汽车动力锂电池组电源管理系统设计", 电源技术, no. 07, pages 1407 - 1411 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108767341A (en) * | 2018-05-31 | 2018-11-06 | 研奥电气股份有限公司深圳研发中心 | Rail vehicle battery capacity manages system and method |
| CN110532748A (en) * | 2019-08-27 | 2019-12-03 | Oppo（重庆）智能科技有限公司 | Battery management method and Related product |
| CN110532748B (en) * | 2019-08-27 | 2022-07-08 | Oppo（重庆）智能科技有限公司 | Battery management method and related product |
| CN111342087A (en) * | 2020-03-31 | 2020-06-26 | 苏州钧峰新能源科技有限公司 | RMFC control module analysis circuit system for fuel cell power system |
| CN112650099A (en) * | 2020-11-27 | 2021-04-13 | 苏州精控能源科技有限公司 | Control method and control system of battery monitoring platform |
| CN112650099B (en) * | 2020-11-27 | 2023-01-24 | 苏州精控能源科技有限公司 | Control method and control system of battery monitoring platform |
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