CN104578205A - Comprehensive active balanced-control module for lithium battery pack - Google Patents
Comprehensive active balanced-control module for lithium battery pack Download PDFInfo
- Publication number
- CN104578205A CN104578205A CN201310492909.9A CN201310492909A CN104578205A CN 104578205 A CN104578205 A CN 104578205A CN 201310492909 A CN201310492909 A CN 201310492909A CN 104578205 A CN104578205 A CN 104578205A
- Authority
- CN
- China
- Prior art keywords
- module
- battery
- voltage
- active equalization
- lithium 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.)
- Pending
Links
Abstract
The invention discloses a comprehensive active balanced-control module for a lithium battery pack. The lithium battery pack comprises a POWER module, an individual battery voltage and temperature sampling module, an FPGA display drive LCD module, a microprocessor MCU module, an active balanced switching matrix controller, an active balanced switching matrix, a balanced voltage source module and a system charge-discharge module. In the working process of a lithium battery management system, each battery can be in the full-charge state, the voltages of all batteries tend to be equal, and relative to energy consumption type balancing, the energy utilization efficiency and the use efficiency of lithium batteries are both improved.
Description
Technical field
The present invention relates in particular to a kind of lithium battery group holohedral form active equalization control module.
Background technology
Lithium battery group belongs to multi-series and parallel lithium battery group, is widely used in the manufacturers such as notebook computer, LED flashlight, digital camera, mine lamp, Medical Devices, emergency light, plays a very good protection to electrical equipment.The lithium battery pack module that the present invention introduces is a kind of in lithium battery management system process, all convergence is consistent can to ensure each batteries to be all in full power state and all cell voltages, balanced relative to energy ezpenditure formula, improve the utilization ratio of energy and the service efficiency of lithium battery.
Summary of the invention
Technical problem solved by the invention is to provide a kind of lithium battery group holohedral form active equalization control module, to solve the shortcoming in above-mentioned background technology.
A kind of lithium battery group holohedral form active equalization control module, comprises with lower module: (1) POWER module, for whole system provides power supply; (2) single battery voltage, temperature sampling module, BQ87PL536 is adopted to do voltage collector, use the voltage of 16 ~ 18 batteries of can simultaneously sampling with 3 these chip cascades, 6 battery temperatures, the data of sampling are uploaded to Micro-processor MCV module by spi bus mode; (3) FPGA display driver LCD module, for various state and the data of aobvious battery pack system, comprises battery set charge/discharge state, equilibrium state, total voltage, total current, monomer voltage, temperature, euqalizing current and fault message, finishing man-machine interaction; (4) Micro-processor MCV module, adopt ARM core chip STM32F103VET6 single-chip microcomputer as processor, for read single battery voltage, temperature sampling module data, control exposure module displaying contents, active equalization switch matrix controlled, some anomalous events for the treatment of system and communication is carried out to outside; (5) active equalization switch matrix controller, controls for controlling active equalization switch matrix and provides corresponding driving force; (6) active equalization switch matrix, controls the some battery chargings in battery pack; (7) equalizing voltage source module, for single battery charging provides energy, output current is by Single-chip Controlling; (8) system charge-discharge modules, controls for battery set charge/discharge loop break-make.
Further, the lithium battery group described in module is gone here and there and is filled in charging process.
Further, when equalizing circuit described in module does not work, monomer battery voltage, temperature collect module constantly gather voltage and the temperature of each battery, and all data are all uploaded to Micro-processor MCV module by spi bus, first Micro-processor MCV module judges which cell voltage is the highest, if after the highest cell voltage arrives 3.65V, Micro-processor MCV module control system charge-discharge modules turns off string and fills loop, starts active equalization loop simultaneously.
Further, system charging process described in module is that Micro-processor MCV calculates and to find out in battery pack single battery voltage lower than the battery of 3.65V, two switch conductions corresponding with this battery are controlled by active equalization switch matrix control module, equalizing voltage source module charges separately to corresponding battery, I1 is charging current direction, charging current can have MCU module to control, until stop charging when cell voltage is charged to 3.65V, Micro-processor MCV module to calculate in battery pack voltage lower than the battery of 3.65V, and by controlling to charge separately one by one to it, until all cell voltages are all 3.65V, ensure that all batteries are all full of, equalizing circuit quits work.
Further, the active equalization switch matrix controller described in module only has a Battery pack in equilibrium when guaranteeing arbitrary.
Beneficial effect:
The present invention, in lithium battery management system process, can ensure that each batteries is all in full power state, and all cell voltages all convergence is consistent, balanced relative to energy ezpenditure formula, improve the utilization ratio of energy and the service efficiency of lithium battery.
Embodiment
Reaching object to make technological means of the present invention, creation characteristic, workflow, using method and effect is easy to understand, below in conjunction with specific embodiment, setting forth the present invention further.
A kind of lithium battery group holohedral form active equalization control module, comprises with lower module: (1) POWER module, for whole system provides power supply; (2) single battery voltage, temperature sampling module, BQ87PL536 is adopted to do voltage collector, use the voltage of 16 ~ 18 batteries of can simultaneously sampling with 3 these chip cascades, 6 battery temperatures, the data of sampling are uploaded to Micro-processor MCV module by spi bus mode; (3) FPGA display driver LCD module, for various state and the data of aobvious battery pack system, comprises battery set charge/discharge state, equilibrium state, total voltage, total current, monomer voltage, temperature, euqalizing current and fault message, finishing man-machine interaction; (4) Micro-processor MCV module, adopt ARM core chip STM32F103VET6 single-chip microcomputer as processor, for read single battery voltage, temperature sampling module data, control exposure module displaying contents, active equalization switch matrix controlled, some anomalous events for the treatment of system and communication is carried out to outside; (5) active equalization switch matrix controller, controls for controlling active equalization switch matrix and provides corresponding driving force; (6) active equalization switch matrix, controls the some battery chargings in battery pack; (7) equalizing voltage source module, for single battery charging provides energy, output current is by Single-chip Controlling; (8) system charge-discharge modules, controls for battery set charge/discharge loop break-make.
Further, the lithium battery group described in module is gone here and there and is filled in charging process.
Further, when equalizing circuit described in module does not work, monomer battery voltage, temperature collect module constantly gather voltage and the temperature of each battery, and all data are all uploaded to Micro-processor MCV module by spi bus, first Micro-processor MCV module judges which cell voltage is the highest, if after the highest cell voltage arrives 3.65V, Micro-processor MCV module control system charge-discharge modules turns off string and fills loop, starts active equalization loop simultaneously.
Further, system charging process described in module is that Micro-processor MCV calculates and to find out in battery pack single battery voltage lower than the battery of 3.65V, two switch conductions corresponding with this battery are controlled by active equalization switch matrix control module, equalizing voltage source module charges separately to corresponding battery, I1 is charging current direction, charging current can have MCU module to control, until stop charging when cell voltage is charged to 3.65V, Micro-processor MCV module to calculate in battery pack voltage lower than the battery of 3.65V, and by controlling to charge separately one by one to it, until all cell voltages are all 3.65V, ensure that all batteries are all full of, equalizing circuit quits work.
Further, the active equalization switch matrix controller described in module only has a Battery pack in equilibrium when guaranteeing arbitrary.
More than show and describe general principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection range is defined by appending claims and equivalent thereof.
Claims (5)
1. a lithium battery group holohedral form active equalization control module, is characterized in that, comprises with lower module: (1) POWER module, for whole system provides power supply; (2) single battery voltage, temperature sampling module, BQ87PL536 is adopted to do voltage collector, use the voltage of 16 ~ 18 batteries of can simultaneously sampling with 3 these chip cascades, 6 battery temperatures, the data of sampling are uploaded to Micro-processor MCV module by spi bus mode; (3) FPGA display driver LCD module, for various state and the data of aobvious battery pack system, comprises battery set charge/discharge state, equilibrium state, total voltage, total current, monomer voltage, temperature, euqalizing current and fault message, finishing man-machine interaction; (4) Micro-processor MCV module, adopt ARM core chip STM32F103VET6 single-chip microcomputer as processor, for read single battery voltage, temperature sampling module data, control exposure module displaying contents, active equalization switch matrix controlled, some anomalous events for the treatment of system and communication is carried out to outside; (5) active equalization switch matrix controller, controls for controlling active equalization switch matrix and provides corresponding driving force; (6) active equalization switch matrix, controls the some battery chargings in battery pack; (7) equalizing voltage source module, for single battery charging provides energy, output current is by Single-chip Controlling; (8) system charge-discharge modules, controls for battery set charge/discharge loop break-make.
2. a kind of lithium battery group holohedral form active equalization control module according to claim 1, it is characterized in that, the lithium battery group described in module is gone here and there and is filled in charging process.
3. a kind of lithium battery group holohedral form active equalization control module according to claim 1, it is characterized in that, when equalizing circuit described in module does not work, monomer battery voltage, temperature collect module constantly gather voltage and the temperature of each battery, and all data are all uploaded to Micro-processor MCV module by spi bus, first Micro-processor MCV module judges which cell voltage is the highest, if after the highest cell voltage arrives 3.65V, Micro-processor MCV module control system charge-discharge modules turns off string and fills loop, starts active equalization loop simultaneously.
4. a kind of lithium battery group holohedral form active equalization control module according to claim 1, it is characterized in that, system charging process described in module is that Micro-processor MCV calculates and to find out in battery pack single battery voltage lower than the battery of 3.65V, two switch conductions corresponding with this battery are controlled by active equalization switch matrix control module, equalizing voltage source module charges separately to corresponding battery, I1 is charging current direction, charging current can have MCU module to control, until stop charging when cell voltage is charged to 3.65V, Micro-processor MCV module to calculate in battery pack voltage lower than the battery of 3.65V, and by controlling to charge separately one by one to it, until all cell voltages are all 3.65V, ensure that all batteries are all full of, equalizing circuit quits work.
5. a kind of lithium battery group holohedral form active equalization control module according to claim 1, is characterized in that only having a Battery pack in equilibrium time the active equalization switch matrix controller described in module is guaranteed arbitrary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310492909.9A CN104578205A (en) | 2013-10-21 | 2013-10-21 | Comprehensive active balanced-control module for lithium battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310492909.9A CN104578205A (en) | 2013-10-21 | 2013-10-21 | Comprehensive active balanced-control module for lithium battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104578205A true CN104578205A (en) | 2015-04-29 |
Family
ID=53093670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310492909.9A Pending CN104578205A (en) | 2013-10-21 | 2013-10-21 | Comprehensive active balanced-control module for lithium battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104578205A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107834519A (en) * | 2017-11-20 | 2018-03-23 | 莱克电气股份有限公司 | Li-ion cell protection controls asic chip system |
-
2013
- 2013-10-21 CN CN201310492909.9A patent/CN104578205A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107834519A (en) * | 2017-11-20 | 2018-03-23 | 莱克电气股份有限公司 | Li-ion cell protection controls asic chip system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204179729U (en) | A kind of communication discrete lithium battery back-up source | |
| CN103023117A (en) | Electric vehicle charging system with high power quality | |
| CN204190690U (en) | The energy management control circuit of multifunctional light photovoltaic generating system | |
| CN201750160U (en) | Solar energy power supply grid-connected integrated device | |
| CN104270086A (en) | Energy management and control circuit for multifunctional photovoltaic power generation system | |
| CN103956821B (en) | The energy-storage module mixing preparation system of photovoltaic generation and control method thereof | |
| CN201576944U (en) | Vehicular solar energy mobile power supply | |
| CN203026998U (en) | Novel solar mobile power supply | |
| CN201789314U (en) | Charging device | |
| CN104578205A (en) | Comprehensive active balanced-control module for lithium battery pack | |
| CN202840604U (en) | Charging system | |
| CN203014420U (en) | Battery management system with single battery energy balance control function | |
| CN202190094U (en) | Multi-battery pack power supply management device | |
| CN202444305U (en) | Power device for energy storage of lithium battery | |
| CN104795880A (en) | Lithium battery distributed intelligent photovoltaic energy storage management system | |
| CN204947027U (en) | A kind of positive negative pulse stuffing lead-acid battery formation device | |
| CN204516867U (en) | A kind of intelligent energy accumulation management system being applied to photovoltaic art | |
| CN209709738U (en) | A kind of power supply system based on more solar panels and more rechargeable batteries | |
| CN103956820B (en) | The multiple energy-storage module mixing preparation system of photovoltaic generation and control method thereof | |
| CN203574408U (en) | Battery pack application node and matrix battery management system | |
| CN203326628U (en) | Intelligent management system of cell | |
| CN204794196U (en) | Balanced control system of group battery initiative | |
| CN204068417U (en) | Solar inverter | |
| CN105186548A (en) | Electric network terminal energy storage system | |
| CN202931015U (en) | Industrial 380V alternating current battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150429 |