CN207968022U - A kind of power battery having intelligent charge pattern - Google Patents
A kind of power battery having intelligent charge pattern Download PDFInfo
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- CN207968022U CN207968022U CN201820423673.1U CN201820423673U CN207968022U CN 207968022 U CN207968022 U CN 207968022U CN 201820423673 U CN201820423673 U CN 201820423673U CN 207968022 U CN207968022 U CN 207968022U
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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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Abstract
The utility model provides a kind of power battery having intelligent charge pattern, belongs to battery technology field.It solves the problems, such as that existing technology can not achieve intelligent charge.Originally the power battery for having intelligent charge pattern includes microcontroller, battery pack, voltage detection module, temperature acquisition integration module, power module, constant-current charge module, constant-voltage charge module, charging current selecting module and switch controlled module, charging current selecting module, switch controlled module, voltage detection module and temperature acquisition integration module are connect with microcontroller, power module, switch controlled module, constant-current charge module and battery pack are sequentially connected in series into circuit, and the both ends of constant-voltage charge module are connect with switch controlled module and battery pack respectively.This power battery can be realized according to the different situations of battery and be adjusted to the intelligence of battery charging mode according to user, and the cycle life and course continuation mileage of power battery are improved.
Description
Technical field
The utility model belongs to battery technology field, is related to a kind of power battery having intelligent charge pattern.
Background technology
With the getting worse of environmental pollution, energetically promotion of the country to new-energy automobile, New-energy electric vehicle obtains
Quick development.New-energy electric vehicle uses power battery as electrical source of power, and the performance of power battery directly affects
Electric vehicle using and promoting.Power battery battery pack the more is done the more intelligent, and battery core quantity is also more and more, and the capacity of battery needs
Ask also increasing.The problem of course continuation mileage of automobile and the service life of battery are particularly paid close attention at driver and engineers.
Current New-energy electric vehicle generally uses constant current constant voltage pattern, pre-set maximum charging voltage and cut-off
Charging current, when highest monomer voltage reaches preset maximum charging voltage, starting, which reduces electric current, carries out constant-current charge, when filling
Stop charging when electric current reduction is to cut-off charging current.The meeting when presetting maximum charging voltage is excessively high of this charge mode
Power battery is caused to overcharge, to influence power battery cycle life.It cannot be sent out if preset maximum charging voltage is too low
The optimum performance of power battery is waved, the best cruising ability of power battery cannot be played.
In view of the above problems, existing Chinese patent literature discloses a kind of electric automobile power battery and intelligently fills
Electric module【Application number：CN201110075371.2】, including an intelligent controller, one with electromagnetic isolation DC/DC or
AC/DC current transformers and a charging balanced circuit, the input termination DC bus or alternating current of current transformer, output termination power electric
The positive and negative electrode of pond group, charging balanced circuit are arranged in parallel with power battery pack, intelligent controller to the output current of current transformer,
The voltage of each single battery in voltage and power battery pack, temperature are sampled, the output control letter after intelligent operation
Number control the working condition of current transformer and charging balanced circuit.Although the invention is realized to all monomers electricity in battery pack
Pond quickly, balanced, safe charging, but the invention cannot be according to the environment temperature residing for power battery using different charging times
For rate to power battery charging, charge efficiency is low, and charges the battery will influence power battery at low ambient temperatures
Service life.
Invention content
The purpose of this utility model is the presence of the above problem in view of the prior art, it is proposed that one kind having intelligent charge mould
The power battery of formula, this have the power battery of intelligent charge pattern the technical problem to be solved is that：How according to battery
Different situations, which are realized, adjusts the intelligence of battery charging mode according to user, improves the cycle life and course continuation mileage of power battery.
The purpose of this utility model can be realized by following technical proposal：A kind of power electric having intelligent charge pattern
Pond, including power module, microcontroller, the battery pack being composed in series by several single batteries, for detect battery pack charging
The voltage detection module of voltage and the temperature acquisition integration module being acquired for the temperature to each single battery, the electricity
Pressure detection module and temperature acquisition integration module are connect with the input terminal of microcontroller, and the power battery further includes that constant current is filled
Electric module, constant-voltage charge module, charging current selecting module and switch controlled module, the power module, switch controlled
Module, constant-current charge module and battery pack are sequentially connected in series into circuit, the both ends of the constant-voltage charge module respectively with switch management and control
Molding block is connected with battery pack, the output end of the microcontroller respectively with charging current selecting module and switch controlled module
Connection.
Originally the operation principle for having the power battery of intelligent charge pattern is：Microcontroller is acquired according to voltage detection module
Voltage condition, control switch controlled module selection constant-current charge module charge to battery pack, or selection constant pressure fill
Electric module charges to battery pack, and according to the temperature conditions that temperature acquisition integration module acquires, control charging current selects mould
The electric current rate of charge under constant current charging mode is adjusted in block, realizes and is carried out to battery pack according to the different situations of battery pack
Intelligent charge avoids the problem that causing overcharge to battery pack, can play the cycle life and course continuation mileage for improving battery
Effect.
In the above-mentioned power battery for having intelligent charge pattern, the power battery further includes for each monomer electricity
The voltage acquisition integration module that the voltage in pond is acquired and the charge balancing module that several connect with microcontroller, respectively
Correspondence is connected in parallel a single battery to charge balancing module respectively.Charge balancing module is arranged being capable of balanced each single battery
Voltage characteristic, improve the consistency of each single battery performance, improve the cycle life of power battery.
In the above-mentioned power battery for having intelligent charge pattern, the charge balancing module include be connected in series with after
Electric appliance and resistance.When voltage acquisition integration module collects some single battery more than setting value, microcontroller control is corresponding
Relay connect, which discharges to resistance, to reduce the voltage of the single battery, avoids single battery mistake
It fills, influences the cycle life of power battery.
In the above-mentioned power battery for having intelligent charge pattern, the temperature acquisition integration module include several with
The temperature sensor of the corresponding setting of single battery.Temperature sensor is acquired the temperature conditions of single battery, convenient for pair
The temperature of single battery is controlled, and then suitable rate of charge can be selected to charge battery pack, improves power electric
The charge efficiency in pond and the service life of power battery.
In the above-mentioned power battery for having intelligent charge pattern, the power battery further includes being connect with microcontroller
Heater and radiator.The setting of heater and radiator can make power battery heat or cool to power battery most
Good operating temperature avoids the feelings for carrying out charging influence power battery service life on power battery when temperature is too low or excessively high
Condition.
In the above-mentioned power battery for having intelligent charge pattern, the power module includes exchange conversion module and whole
Filter module is flowed, the exchange conversion module is connect by rectification filtering module with switch controlled module.Exchange variation module
It is electrically connected with city, for 220v alternating currents to be become low-voltage AC, low-voltage AC becomes direct current by rectification filtering module,
And then constant-current charge or constant-voltage charge are selected by switch controlled module.
In the above-mentioned power battery for having intelligent charge pattern, the voltage detection module, temperature acquisition integrate mould
Block and voltage acquisition integration module are connect by spi bus with microcontroller.Information communication, Neng Goujie are carried out by spi bus
Save connection.
In the above-mentioned power battery for having intelligent charge pattern, the switch controlled module include metal-oxide-semiconductor or
Relay.
Compared with prior art, the power battery for originally having intelligent charge pattern has the following advantages：
1, the temperature that the utility model can be acquired according to temperature acquisition integration module, using different rate of charge to dynamic
Power battery charges, according to the charging voltage of power battery, select constant-current charge module to power battery carry out charging or
Selection constant-voltage charge module charges to power battery, and realization charges to power battery according to the different situations of battery,
Improve power battery cycle life.
2, the utility model charged in parallel balance module on each single battery carries out the voltage of each single battery
Equilibrium improves the consistency of each single battery performance, power battery is made to reach optimal performance, plays power battery most
Good cruising ability.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
In figure, 1, power module；2, constant-current charge module；3, constant-voltage charge module；4, switch controlled module；5, it charges
Electric current selecting module；6, battery pack；7, charge balancing module；8, microcontroller；9, temperature acquisition integration module；10, voltage is examined
Survey module；11, voltage acquisition integration module；12, spi bus.
Specific implementation mode
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, the power battery for originally having intelligent charge pattern includes power module 1, microcontroller 8, by several
Battery pack 6 that a single battery is composed in series, the voltage detection module 10 for detecting 6 charging voltage of battery pack and for pair
The temperature acquisition integration module 9 that the temperature of each single battery is acquired, the voltage detection module 10 and temperature acquisition are integrated
Module 9 is connect with the input terminal of microcontroller 8, which is characterized in that the power battery further includes constant-current charge module 2, perseverance
Press charging module 3, charging current selecting module 5 and switch controlled module 4, the power module 1, switch controlled module 4,
Constant-current charge module 2 and battery pack 6 are sequentially connected in series into circuit, the both ends of the constant-voltage charge module 3 respectively with switch controlled
Module 4 and battery pack 6 connect, the output end of the microcontroller 8 respectively with charging current selecting module 5 and switch controlled mould
Block 4 connects.
Preferably, power battery further includes the voltage acquisition collection being acquired for the voltage to each single battery
At module 11 and several charge balancing modules 7 being connect with microcontroller 8, each charge balancing module 7 corresponds to simultaneously respectively
Connection one single battery of connection.The voltage characteristic that charge balancing module 7 is capable of balanced each single battery is set, is improved each single
The consistency of body battery performance improves the cycle life of power battery.
Preferably, charge balancing module 7 includes the relay and resistance being connected in series with.Mould is integrated in voltage acquisition
When block 11 collects some single battery more than setting value, microcontroller 8 controls corresponding relay and connects, the single battery pair
Resistance discharges, and to reduce the voltage of the single battery, single battery is avoided to overcharge, and influences the cycle longevity of power battery
Life.
Preferably, temperature acquisition integration module 9 includes that the temperature of several settings corresponding with single battery passes
Sensor.Temperature sensor is acquired the temperature conditions of single battery, is controlled convenient for the temperature to single battery, in turn
It can select the suitable rate of charge to charge battery pack 6, improve the charge efficiency and power battery of power battery
Service life.
Preferably, power battery further includes the heater and radiator being connect with microcontroller 8.Heater and dissipate
The setting of hot device can make power battery heat or cool to the optimum working temperature of power battery, avoid temperature it is too low or
The case where charging influences power battery service life is carried out on power battery when excessively high.
Preferably, power module 1 includes exchange conversion module and rectification filtering module, and exchange conversion module passes through
Rectification filtering module is connect with switch controlled module 4.Exchange variation module is electrically connected with city, for 220V alternating currents to be become low
Alternating current is pressed, low-voltage AC becomes direct current by rectification filtering module, and then selects constant current by switch controlled module 4
Charging or constant-voltage charge.
Preferably, voltage detection module 10, temperature acquisition integration module 9 and voltage acquisition integration module 11 pass through
Spi bus 12 is connect with microcontroller 8.
Preferably, switch controlled module 4 includes metal-oxide-semiconductor or relay.
Originally the specific working mode for having the power battery of intelligent charge pattern is：220V alternating currents pass through in power module 1
Exchange conversion module become low-voltage AC, low-voltage AC becomes stable DC by rectification module, is opened in charging
When the beginning, 6 both end voltage of battery pack that voltage detection module 10 detects is relatively low, and microcontroller 8 controls switch controlled module 4 and controls
This powers on module 1 to constant-current charge module 2 processed all the way, is charged to battery pack 6 by way of constant-current charge, microcontroller
Device 8 is according to the temperature of the collected each single battery of temperature acquisition integration module 9, the 5 selection conjunction of control charging current selecting module
Suitable rate of charge charges to battery pack 6, preferably, charging current selecting module 5 includes what several were connected in parallel
Resistance is correspondingly connected with a relay on each resistance, and the size of current of charging is adjusted by controlling the number of parallel of resistance,
When voltage detection module 10 detects that the voltage at 6 both ends of battery pack reaches setting value, microcontroller 8 controls switch controlled module
This powers on module 1 to 4 control constant-voltage charge patterns all the way, is charged, is realized to battery pack 6 by way of constant-voltage charge
Intelligent charge is carried out according to the different situations of power battery, so that power battery is played optimum performance, and then power battery is made to reach
Best cruising ability.In 6 charging process of battery pack, the signal that microcontroller 8 is conveyed according to temperature acquisition integration module 9, hair
When certain existing monomer battery voltage is more than setting value, starts and equilibrium is carried out to the single battery, improve each single battery performance
Consistency.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (8)
1. a kind of power battery having intelligent charge pattern, including power module (1), microcontroller (8), by several monomers
Battery pack (6) that battery is composed in series, the voltage detection module (10) for detecting battery pack (6) charging voltage and for pair
The temperature acquisition integration module (9) that the temperature of each single battery is acquired, the voltage detection module (10) and temperature acquisition
Integration module (9) is connect with the input terminal of microcontroller (8), which is characterized in that the power battery further includes constant-current charge
Module (2), constant-voltage charge module (3), charging current selecting module (5) and switch controlled module (4), the power module
(1), switch controlled module (4), constant-current charge module (2) and battery pack (6) are sequentially connected in series into circuit, the constant-voltage charge mould
The both ends of block (3) are connect with switch controlled module (4) and battery pack (6) respectively, the output end difference of the microcontroller (8)
It is connect with charging current selecting module (5) and switch controlled module (4).
2. the power battery according to claim 1 for having intelligent charge pattern, which is characterized in that the power battery is also
Include the voltage acquisition integration module (11) being acquired for the voltage to each single battery and several and microcontroller
The charge balancing module (7) of device (8) connection, correspondence is connected in parallel a single battery to each charge balancing module (7) respectively.
3. the power battery according to claim 2 for having intelligent charge pattern, which is characterized in that the charge balancing mould
Block (7) includes the relay and resistance being connected in series with.
4. the power battery according to claim 1 or 2 or 3 for having intelligent charge pattern, which is characterized in that the temperature
Acquisition integration module (9) includes the temperature sensor of several settings corresponding with single battery.
5. the power battery according to claim 1 or 2 or 3 for having intelligent charge pattern, which is characterized in that the power
Battery further includes the heater and radiator being connect with microcontroller (8).
6. the power battery according to claim 1 or 2 or 3 for having intelligent charge pattern, which is characterized in that the power supply
Module (1) includes exchange conversion module and rectification filtering module, and the exchange conversion module passes through rectification filtering module and switch
Pipe control module (4) connects.
7. the power battery according to claim 2 or 3 for having intelligent charge pattern, which is characterized in that the voltage inspection
It surveys module (10), temperature acquisition integration module (9) and voltage acquisition integration module (11) and passes through spi bus (12) and microcontroller
(8) it connects.
8. the power battery according to claim 1 or 2 or 3 for having intelligent charge pattern, which is characterized in that the switch
Pipe control module (4) includes metal-oxide-semiconductor or relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820423673.1U CN207968022U (en) | 2018-03-27 | 2018-03-27 | A kind of power battery having intelligent charge pattern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820423673.1U CN207968022U (en) | 2018-03-27 | 2018-03-27 | A kind of power battery having intelligent charge pattern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207968022U true CN207968022U (en) | 2018-10-12 |
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ID=63726455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820423673.1U Active CN207968022U (en) | 2018-03-27 | 2018-03-27 | A kind of power battery having intelligent charge pattern |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109591657A (en) * | 2018-11-12 | 2019-04-09 | 合肥众建翔新能源有限公司 | A kind of new-energy automobile smart charge control system |
| CN111123133A (en) * | 2020-01-02 | 2020-05-08 | 北京理工大学 | Non-contact power battery impedance measuring and charging device |
| CN112505547A (en) * | 2020-11-10 | 2021-03-16 | 东风汽车集团有限公司 | Quick charge test method, device and system and computer equipment |
| CN112659954A (en) * | 2020-12-04 | 2021-04-16 | 湖北亿纬动力有限公司 | BMS-based electric vehicle quick-charging heating control system and method |
-
2018
- 2018-03-27 CN CN201820423673.1U patent/CN207968022U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109591657A (en) * | 2018-11-12 | 2019-04-09 | 合肥众建翔新能源有限公司 | A kind of new-energy automobile smart charge control system |
| CN111123133A (en) * | 2020-01-02 | 2020-05-08 | 北京理工大学 | Non-contact power battery impedance measuring and charging device |
| CN112505547A (en) * | 2020-11-10 | 2021-03-16 | 东风汽车集团有限公司 | Quick charge test method, device and system and computer equipment |
| CN112505547B (en) * | 2020-11-10 | 2021-10-22 | 东风汽车集团有限公司 | Quick charge test method, device and system and computer equipment |
| CN112659954A (en) * | 2020-12-04 | 2021-04-16 | 湖北亿纬动力有限公司 | BMS-based electric vehicle quick-charging heating control system and method |
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