CN108891276A - Charge control method, device and the vehicle of power battery - Google Patents
Charge control method, device and the vehicle of power battery Download PDFInfo
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- CN108891276A CN108891276A CN201810654640.2A CN201810654640A CN108891276A CN 108891276 A CN108891276 A CN 108891276A CN 201810654640 A CN201810654640 A CN 201810654640A CN 108891276 A CN108891276 A CN 108891276A
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
This disclosure relates to a kind of charge control method of power battery, device and vehicle.The method includes：When receiving the charging instruction for charging to the power battery, judge whether to need to adjust temperature to the power battery；When determining to need to adjust temperature to the power battery, the peak power output of charging pile is obtained；Determine that the charge control strategy of the power battery, the charge control strategy include the power supply strategy for carrying out the register of temperature adjusting to the power battery according to the peak power output of the charging pile；It is charged according to identified charge control policy control to the power battery, and controls and the register is powered.In such manner, it is possible to realize quickly being heated or cooled for power battery, power battery over-discharge caused by working because of battery heating device or battery cooling apparatus is effectively avoided the problem that, to improve the cycle life of power battery and shorten the charging time.
Description
Technical field
This disclosure relates to field of vehicle control, and in particular, to a kind of charge control method of power battery, device and vehicle
?.
Background technique
With becoming increasingly conspicuous for energy and environmental problem, favor of the electric vehicle increasingly by manufacturer and user.It is electronic
Power battery is installed in vehicle, the Vehicular charger in electric vehicle can be connected with charging pile, it will by Vehicular charger
It is power battery charging after the AC conversion of charging pile output is at direct current.
The electrochemical properties of power battery itself determine that temperature is excessively high or the too low charging of temperature can all influence it and recycle the longevity
Life.Therefore, power battery is forbidden charging under environment too high or too low for temperature, or only allows low current charge.In many electricity
In motor-car, electrokinetic cell system all has heat management function, to improve the cycle life of power battery and shorten the charging time.
Specifically, it is provided with battery heating device and battery cooling apparatus in electric vehicle, for heating for power battery
Or it is cooling.Also, battery heating device and battery cooling apparatus have fixed power supply strategy.
Summary of the invention
Purpose of this disclosure is to provide charge control method, device and the vehicles of a kind of simple and practical power battery.
To achieve the goals above, the disclosure provides a kind of charge control method of power battery.The method includes：When
When receiving the charging instruction for charging to the power battery, judge whether to need to adjust temperature to the power battery；
When determining to need to adjust temperature to the power battery, the peak power output of charging pile is obtained；According to the charging pile
Peak power output determines that the charge control strategy of the power battery, the charge control strategy include for the power
Battery carries out the power supply strategy of the register of temperature adjusting；According to identified charge control policy control to the power electric
Pond is charged, and is controlled and be powered to the register.
Optionally, described when receiving the charging instruction to charge to the power battery, judge whether to need pair
The power battery adjusts temperature：When receiving the charging instruction to charge to the power battery, and the power
When the temperature of battery is lower than scheduled first temperature threshold, determine to need to heat the power battery, when receiving pair
The charging instruction that the power battery charges, and the temperature of the power battery be higher than scheduled second temperature threshold value when,
Determine to need to cool down the power battery, scheduled first temperature threshold is less than the scheduled second temperature threshold
Value；
Alternatively,
When receiving the charging instruction to charge to the power battery, environment temperature is lower than scheduled third temperature threshold
Value, the and when duration after vehicle stall is greater than scheduled duration, determines to need to heat the power battery, when receiving pair
The charging instruction that the power battery charges, and environment temperature be higher than scheduled four temperature threshold when, determine need pair
The power battery is cooled down, and the scheduled third temperature threshold is less than scheduled 4th temperature threshold.
Optionally, the peak power output according to the charging pile determines the charge control strategy of the power battery
The step of include：When the peak power output of the charging pile is greater than or equal to scheduled power threshold, the charging is determined
It is the power battery temperature adjustment that control strategy, which is by the register, is simultaneously the power battery charging by the charging pile
And it powers for the register；When the peak power output of the charging pile is less than the scheduled power threshold, determine
The charge control strategy be first be register power supply, be the power battery temperature adjustment by the register, work as institute
At the end of stating power battery temperature adjustment, then by the charging pile be the power battery charging.
Optionally, described when the peak power output of the charging pile is less than the scheduled power threshold, determine institute
Stating charge control strategy to be first is the register power supply, is the power battery temperature adjustment by the register, when described
At the end of power battery temperature adjustment, then the step of being the power battery charging by the charging pile includes：
When the peak power output of the charging pile is less than the scheduled power threshold, and the power battery is charged
When state is greater than or equal to scheduled state-of-charge, determine that the charge control strategy is by the charging pile and the power electric
Pond is the register power supply jointly, so that the register is the power battery temperature adjustment, when the power battery tune
At the end of temperature, then by the charging pile be the power battery charging；
When the peak power output of the charging pile is less than the scheduled power threshold, and the power battery is charged
When state is less than the scheduled state-of-charge, the charge control strategy is determined to be the register by the charging pile
Power supply, so that the register is the power battery temperature adjustment, at the end of the power battery temperature adjustment, then by the charging
Stake is the power battery charging.
Optionally, described when determining to need to adjust temperature to the power battery, obtain the maximum work output of charging pile
The step of rate includes：When determining to need to adjust temperature to the power battery, according to the pwm signal of charging pile output
Duty ratio determines the peak power output of the charging pile.
The disclosure also provides a kind of battery charge controller of power battery.Described device includes：Judgment module connects for working as
When receiving the charging instruction for charging to the power battery, judge whether to need to adjust temperature to the power battery；It obtains
Modulus block is connect with the judgment module, is used for when the judgment module determines to need to adjust temperature to the power battery,
Obtain the peak power output of charging pile；Determining module is connect with the acquisition module, for being obtained according to the acquisition module
The peak power output of the charging pile determine that the charge control strategy of the power battery, the charge control strategy include
For carrying out the power supply strategy of the register of temperature adjusting to the power battery；Control module connects with the determining module
It connects, the charge control policy control for being determined according to the determining module charges to the power battery, and control pair
The register is powered.
The disclosure also provides a kind of vehicle, the battery charge controller including the above-mentioned power battery that the disclosure provides.
Through the above technical solutions, when power battery needs to charge and itself need that temperature is raised and lowered, according to
The peak power output of charging pile determines the power supply strategy of register.In such manner, it is possible to realize the quick heating of power battery
Or it is cooling, effectively avoid the problem that power battery over-discharge caused by working because of battery heating device or battery cooling apparatus, from
And it improves the cycle life of power battery and shortens the charging time.
Other feature and advantage of the disclosure will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
Attached drawing is and to constitute part of specification for providing further understanding of the disclosure, with following tool
Body embodiment is used to explain the disclosure together, but does not constitute the limitation to the disclosure.In the accompanying drawings：
Fig. 1 is the flow chart of the charge control method for the power battery that an exemplary embodiment provides；
Fig. 2 is the flow chart of the charge control method for the power battery that another exemplary embodiment provides；
Fig. 3 is the block diagram of the battery charge controller for the power battery that an exemplary embodiment provides；
Fig. 4 is the schematic diagram of the connection relationship of the power battery that an exemplary embodiment provides and register.
Specific embodiment
It is described in detail below in conjunction with specific embodiment of the attached drawing to the disclosure.It should be understood that this place is retouched
The specific embodiment stated is only used for describing and explaining the disclosure, is not limited to the disclosure.
Fig. 1 is the flow chart of the charge control method for the power battery that an exemplary embodiment provides.As shown in Figure 1, institute
The method of stating may comprise steps of.
Step S11 judges whether to need to power battery when receiving the charging instruction for charging to power battery
Adjust temperature.
As described above, charging can all influence the cycle life of power battery when temperature is excessively high or temperature is too low.Therefore, when with
Family sends charging instruction (for example, the charging gun in charging pile is connected to vehicle), and when triggering vehicle launch charging, vehicle can be with
First judge whether to need to adjust temperature (being heated or cooled) to power battery.Simply, the range of temperature can be preset, such as
The temperature of power battery determined by fruit exceeds the range, then determines to need to adjust temperature to power battery.Wherein, power battery
Temperature can be determined using a variety of methods, for example, directly detection or estimate to obtain by its dependent variable.
Step S12 obtains the peak power output of charging pile when determining to need to adjust temperature to power battery.
Power battery can be charged by charging pile by Vehicular charger.The peak power output of charging pile can be by filling
The maximum output current of electric stake is obtained multiplied by operating voltage.
In one embodiment, step S12 may include：When determining to need to adjust temperature to power battery, according to filling
The duty ratio of pulse width modulation (Pulse Width Modulation, PWM) signal of electric stake output determines charging pile most
Big output power.Specifically, the duty ratio of the pwm signal of charging pile output is directly proportional to the maximum output current of charging pile, meter
After calculating maximum output current, peak power output is just obtained multiplied by operating voltage (for example, 220V) with maximum output current.
Step S13 determines the charge control strategy of power battery, charge control plan according to the peak power output of charging pile
It slightly include the power supply strategy for carrying out the register of temperature adjusting to power battery.
The size of the peak power output of charging pile indicates the size of the fan-out capability of charging pile, therefore, in power battery
Charging process in, can determine that (battery heating device or battery are cold for register according to the peak power output of charging pile
But device) power supply strategy.For example, the power supply strategy of register for example may include：Temperature adjustment is individually for by charging pile
Device powers, is simultaneously register power supply etc. by charging pile and power battery.
It in one embodiment, can be simultaneously power battery charging by charging pile when the fan-out capability of charging pile is larger
It powers with for register, when the fan-out capability of charging pile is smaller, charging pile first can give register to power, and work as power electric
At the end of the temperature adjustment of pond, charging pile gives power battery charging again.
Step S14 charges to power battery according to identified charge control policy control, and controls and fill to temperature adjustment
It sets and is powered.
Compared with being always the case where register is powered by single power supply source, the charge control method of the disclosure can
It avoids the problem that as power battery over-discharge caused by battery heating device or battery cooling apparatus power supply.
Through the above technical solutions, when power battery needs to charge and itself need that temperature is raised and lowered, according to
The peak power output of charging pile determines the power supply strategy of register.In such manner, it is possible to realize the quick heating of power battery
Or it is cooling, effectively avoid the problem that power battery over-discharge caused by working because of battery heating device or battery cooling apparatus, from
And it improves the cycle life of power battery and shortens the charging time.
In another embodiment, on the basis of Fig. 1, when receiving the charging instruction to charge to power battery,
Judge whether that the step of needing to power battery adjusting temperature (step S11) may include：Power battery is carried out when receiving
The charging instruction of charging, and the temperature of power battery be lower than scheduled first temperature threshold when, judgement need to power battery into
Row heating：When receiving the charging instruction to charge to power battery, and the temperature of power battery is higher than scheduled second temperature
When spending threshold value, judgement needs to cool down power battery, and scheduled first temperature threshold is less than scheduled second temperature threshold value.
In this embodiment, the temperature of power battery can directly detect to obtain.By scheduled first temperature threshold and
Two temperature thresholds determine power battery suitable temperature range in charging, simple and fast by the method with threshold value comparison.
Alternatively, step S11 also may include：When receiving the charging instruction to charge to power battery, environment temperature
Lower than scheduled third temperature threshold, and when the duration after vehicle stall is greater than scheduled duration, determine to need to the power electric
It is heated in pond；When receiving the charging instruction to charge to power battery, and environment temperature is higher than scheduled 4th temperature
When threshold value, judgement needs to cool down power battery, and scheduled third temperature threshold is less than scheduled 4th temperature threshold.
In this embodiment, the temperature of power battery is estimated to obtain by environment temperature.When environment temperature is lower and flame-out
Between it is longer when, the temperature of estimated driving force battery is lower, needs to heat；When environment temperature is higher, the temperature of estimated driving force battery
It is higher, it needs to cool down.This way it is not necessary to directly detect the temperature of power battery, method is simple, and result is more accurate.
Wherein, the first temperature threshold, second temperature threshold value, third temperature threshold, the 4th temperature threshold and scheduled duration
It can be obtained according to test or experience.
In another embodiment, on the basis of Fig. 1, filling for power battery is determined according to the peak power output of charging pile
The step (step S13) of electric control strategy may comprise steps of：
When the peak power output of charging pile is greater than or equal to scheduled power threshold, determine that charge control strategy is served as reasons
Register is power battery temperature adjustment, is simultaneously power battery charging by charging pile and is register power supply；
When the peak power output of charging pile is less than scheduled power threshold, determining that charge control strategy is first is temperature adjustment
Device power supply, is power battery temperature adjustment by register, fills at the end of power battery temperature adjustment, then by charging pile for power battery
Electricity.
As described above, the size of the peak power output of charging pile indicates the size of the fan-out capability of charging pile.Work as charging
When the peak power output of stake is greater than scheduled power threshold, it is believed that the fan-out capability of charging pile is larger, can be simultaneously
Power battery charging and for register power；It, can be with when the peak power output of charging pile is less than scheduled power threshold
Think that the fan-out capability of charging pile is smaller, cannot simultaneously be power battery charging and be register power supply, needs first for temperature adjustment
Device power supply, after temperature adjustment again by charging pile be power battery charging.Wherein, register can only be powered by charging pile,
Alternatively, register can be powered jointly by charging pile and power battery.Power threshold can be obtained according to test or experience.
In the embodiment, determined according to the peak power output of charging pile to the power supply of register and to power battery
Charging, method is simple, practical.
In another embodiment, on the basis of the above embodiments, when the peak power output of charging pile is less than scheduled
When power threshold, determining that charge control strategy is first is register power supply, is power battery temperature adjustment by register, works as power
At the end of battery temperature adjustment, then the step of being power battery charging by charging pile may comprise steps of：
When the peak power output of charging pile is less than scheduled power threshold, and the state-of-charge of power battery is greater than or waits
When scheduled state-of-charge, determine charge control strategy be by charging pile and power battery be jointly register power supply, with
Make register power battery temperature adjustment, is power battery charging at the end of power battery temperature adjustment, then by charging pile；
When the peak power output of charging pile is less than scheduled power threshold, and the state-of-charge of power battery be less than it is predetermined
State-of-charge when, determine charge control strategy be by charging pile be register power supply so that register be power battery
Temperature adjustment is power battery charging at the end of power battery temperature adjustment, then by charging pile.
In the embodiment, when the fan-out capability of charging pile is smaller, considered whether according to the state-of-charge of power battery
It is assisted by power battery as register power supply.Specifically, (it is greater than scheduled charged when the state-of-charge of power battery is larger
State) when, charging pile can be assisted for register power supply by power battery, i.e., it is simultaneously temperature adjustment that power battery, which assists charging pile,
Device power supply can quickly power for register in this way, improve charge efficiency；When the state-of-charge of power battery is smaller (small
In scheduled state-of-charge) when, it can only be register power supply by charging pile, i.e., it is temperature adjustment that power battery, which does not assist charging pile,
Device power supply, can be avoided the problem of power battery over-discharge is brought in this way.Fig. 2 is the power electric that another exemplary embodiment provides
The flow chart of the charge control method in pond.
Fig. 3 is the block diagram of the battery charge controller for the power battery that an exemplary embodiment provides.As shown in figure 3, described
The battery charge controller 10 of power battery may include judgment module 11, obtain module 12, determining module 13 and control module 14.
Judgment module 11 is used for when receiving the charging instruction to charge to power battery, judges whether to need to dynamic
Power battery adjusts temperature.
It obtains module 12 to connect with judgment module 11, for needing to adjust temperature to power battery when the judgement of judgment module 11
When, obtain the peak power output of charging pile.
Determining module 13 is connect with module 12 is obtained, for according to the maximum work output for obtaining the charging pile that module 12 obtains
Rate determines that the charge control strategy of power battery, charge control strategy include the temperature adjustment for carrying out temperature adjusting to power battery
The power supply strategy of device.
Control module 14 is connect with determining module 13, the charge control policy control pair for being determined according to determining module 13
Power battery charges, and controls and be powered to register.
Optionally, the judgment module 11 may include the first judging submodule or second judgment submodule.
First judging submodule, which is used to work as, receives the charging instruction to charge to power battery, and the temperature of power battery
When degree is lower than scheduled first temperature threshold, judgement needs to heat power battery, carries out when receiving to power battery
The charging instruction of charging, and the temperature of power battery be higher than scheduled second temperature threshold value when, judgement need to power battery into
Row cooling, scheduled first temperature threshold are less than scheduled second temperature threshold value.
Second judgment submodule is used for when receiving the charging instruction to charge to power battery, and environment temperature is lower than pre-
Fixed third temperature threshold, and the duration after vehicle stall be greater than scheduled duration when, judgement need to heat power battery,
When receiving the charging instruction to charge to power battery, and when environment temperature is higher than scheduled four temperature threshold, determine
It needs to cool down power battery, scheduled third temperature threshold is less than scheduled 4th temperature threshold.
Optionally it is determined that module 13 may include that the first determining submodule and second determine submodule.
First determines that submodule is used for when the peak power output of charging pile is greater than or equal to scheduled power threshold, really
Charge control strategy is determined to be power battery temperature adjustment by register, is simultaneously power battery charging by charging pile and is temperature adjustment dress
Set power supply.
Second determines that submodule is used to determine charging when the peak power output of charging pile is less than scheduled power threshold
Control strategy be first be register power supply, by register be power battery temperature adjustment, at the end of power battery temperature adjustment, then by
Charging pile is power battery charging.
Optionally, described second determine that submodule includes that third determines that submodule and the 4th determines submodule.
Third determine submodule for when charging pile peak power output less than scheduled power threshold, and power battery
State-of-charge be greater than or equal to scheduled state-of-charge when, determine charge control strategy be by charging pile and power battery it is common
It is at the end of power battery temperature adjustment, then by charging pile for register power supply so that register is power battery temperature adjustment
The charging of power battery.
4th determines that submodule is used to be less than scheduled power threshold, and power battery when the peak power output of charging pile
State-of-charge be less than scheduled state-of-charge when, determine charge control strategy be by charging pile be register power supply so that
Register is power battery temperature adjustment, is power battery charging at the end of power battery temperature adjustment, then by charging pile.
Optionally, the acquisition module 12 may include acquisition submodule.
Acquisition submodule is used for the pwm signal when determining to need to adjust temperature to power battery, exported according to charging pile
Duty ratio determine the peak power output of charging pile.
About the device in above-described embodiment, wherein modules execute the concrete mode of operation in related this method
Embodiment in be described in detail, no detailed explanation will be given here.
Through the above technical solutions, when power battery needs to charge and itself need that temperature is raised and lowered, according to
The peak power output of charging pile determines the power supply strategy of register.In such manner, it is possible to realize the quick heating of power battery
Or it is cooling, effectively avoid the problem that power battery over-discharge caused by working because of battery heating device or battery cooling apparatus, from
And it improves the cycle life of power battery and shortens the charging time.
Fig. 4 is the schematic diagram of the connection relationship of the power battery that an exemplary embodiment provides and register.Such as Fig. 4 institute
Show, the positive and negative anodes of power battery pass through the first relay K1 respectively and the second relay K2 connection battery heating device, battery are cold
But device and Vehicular charger.Vehicular charger connects charging pile.When charging pile passes through Vehicular charger to power battery charging
When, when power battery is powered to battery heating device, power battery is powered to battery cooling apparatus, K1 and K2 can be closed.
It powers when battery heating device (or battery cooling apparatus) only relies on charging pile (passing through Vehicular charger), and power battery is not defeated
Out when power, K1 and K2 can be opened.
The disclosure also provides a kind of vehicle, the battery charge controller 10 including the above-mentioned power battery that the disclosure provides.
The preferred embodiment of the disclosure is described in detail in conjunction with attached drawing above, still, the disclosure is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out to the technical solution of the disclosure
Monotropic type, these simple variants belong to the protection scope of the disclosure.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, it can be combined in any appropriate way.In order to avoid unnecessary repetition, the disclosure to it is various can
No further explanation will be given for the combination of energy.
In addition, any combination can also be carried out between a variety of different embodiments of the disclosure, as long as it is without prejudice to originally
Disclosed thought equally should be considered as disclosure disclosure of that.
Claims (10)
1. a kind of charge control method of power battery, which is characterized in that the method includes：
When receiving the charging instruction for charging to the power battery, judge whether to need to adjust the power battery
Temperature；
When determining to need to adjust temperature to the power battery, the peak power output of charging pile is obtained；
The charge control strategy of the power battery, the charge control plan are determined according to the peak power output of the charging pile
It slightly include the power supply strategy for carrying out the register of temperature adjusting to the power battery；
Charged according to identified charge control policy control to the power battery, and control to the register into
Row power supply.
2. the method according to claim 1, wherein described charge to the power battery when receiving
When charging instruction, judge whether that the step of needs adjust temperature to the power battery includes：
When receiving the charging instruction to charge to the power battery, and the temperature of the power battery is lower than scheduled the
When one temperature threshold, determines to need to heat the power battery, charge when receiving to the power battery
Charging instruction, and the temperature of the power battery be higher than scheduled second temperature threshold value when, determine need to the power battery
It is cooled down, scheduled first temperature threshold is less than the scheduled second temperature threshold value；
Alternatively,
When receiving the charging instruction to charge to the power battery, environment temperature is lower than scheduled third temperature threshold,
And the duration after vehicle stall determines to need to heat the power battery, when receiving to institute when being greater than scheduled duration
It states the charging instruction that power battery charges, and when environment temperature is higher than scheduled four temperature threshold, determines to need to institute
It states power battery to be cooled down, the scheduled third temperature threshold is less than scheduled 4th temperature threshold.
3. the method according to claim 1, wherein described determine according to the peak power output of the charging pile
The step of the charge control strategy of the power battery includes：
When the peak power output of the charging pile is greater than or equal to scheduled power threshold, the charge control strategy is determined
To be the power battery temperature adjustment by the register, simultaneously it is the power battery charging by the charging pile and is described
Register power supply；
When the peak power output of the charging pile is less than the scheduled power threshold, determine that the charge control strategy is
It first powers for the register, is the power battery temperature adjustment by the register, when the power battery temperature adjustment terminates
When, then by the charging pile be the power battery charging.
4. according to the method described in claim 3, it is characterized in that, described when the peak power output of the charging pile is less than institute
When stating scheduled power threshold, determining that the charge control strategy is first is the register power supply, by the register
It is the power battery charging at the end of the power battery temperature adjustment, then by the charging pile for the power battery temperature adjustment
The step of include：
When the peak power output of the charging pile is less than the scheduled power threshold, and the state-of-charge of the power battery
When more than or equal to scheduled state-of-charge, determine that the charge control strategy is to be total to by the charging pile and the power battery
It is all the register power supply, so that the register is the power battery temperature adjustment, when the power battery temperature adjustment knot
Shu Shi, then by the charging pile be the power battery charging；
When the peak power output of the charging pile is less than the scheduled power threshold, and the state-of-charge of the power battery
When less than the scheduled state-of-charge, the charge control strategy is determined to be that the register supplies by the charging pile
Electricity, so that the register is the power battery temperature adjustment, at the end of the power battery temperature adjustment, then by the charging pile
For the power battery charging.
5. method described in any claim in -4 according to claim 1, which is characterized in that described when determining to need to described
When power battery adjusts temperature, the step of obtaining the peak power output of charging pile, includes：
When determining to need to adjust temperature to the power battery, the duty ratio according to the pwm signal of charging pile output is true
The peak power output of the fixed charging pile.
6. a kind of battery charge controller of power battery, which is characterized in that described device includes：
Judgment module, for judging whether to need to institute when receiving the charging instruction for charging to the power battery
It states power battery and adjusts temperature；
Module is obtained, is connect with the judgment module, for determining to need to adjust the power battery when the judgment module
When temperature, the peak power output of charging pile is obtained；
Determining module is connect with the acquisition module, and the maximum of the charging pile for being obtained according to the acquisition module is defeated
Power determines the charge control strategy of the power battery out, the charge control strategy include for the power battery into
The power supply strategy for the register that trip temperature is adjusted；
Control module is connect with the determining module, the charge control policy control pair for being determined according to the determining module
The power battery charges, and controls and be powered to the register.
7. device according to claim 6, which is characterized in that the judgment module includes：
First judging submodule receives the charging instruction to charge to the power battery, and the power electric for working as
When the temperature in pond is lower than scheduled first temperature threshold, determine to need to heat the power battery, when receiving to institute
It states the charging instruction that power battery charges, and when the temperature of the power battery is higher than scheduled second temperature threshold value, sentences
Fixed to need to cool down the power battery, scheduled first temperature threshold is less than the scheduled second temperature threshold
Value；
Alternatively,
Second judgment submodule, for when receiving the charging instruction to charge to the power battery, environment temperature to be lower than
Scheduled third temperature threshold, and the duration after vehicle stall be greater than scheduled duration when, determine need to the power battery into
Row heating, when receiving the charging instruction to charge to the power battery, and environment temperature is higher than scheduled 4th temperature
When threshold value, determine to need to cool down the power battery, the scheduled third temperature threshold is less than described scheduled the
Four temperature thresholds.
8. device according to claim 6, which is characterized in that the determining module includes：
First determine submodule, for when the peak power output of the charging pile be greater than or equal to scheduled power threshold when,
The charge control strategy is determined to be the power battery temperature adjustment by the register, is simultaneously described by the charging pile
Power battery charging is simultaneously powered for the register；
Second determine submodule, for when the peak power output of the charging pile be less than the scheduled power threshold when, really
Determine the charge control strategy to be first to be the register power supply, is the power battery temperature adjustment by the register, when
At the end of the power battery temperature adjustment, then by the charging pile be the power battery charging.
9. according to device described in any claim in claim 6-8, which is characterized in that the acquisition module includes：
Acquisition submodule, the PWM for being exported according to the charging pile when determining to need to adjust temperature to the power battery
The duty ratio of signal determines the peak power output of the charging pile.
10. a kind of vehicle, which is characterized in that including the power battery according to any claim in claim 6-9
Battery charge controller.
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| CN201810654640.2A CN108891276B (en) | 2018-06-22 | 2018-06-22 | Charging control method and device for power battery and vehicle |
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| CN201810654640.2A CN108891276B (en) | 2018-06-22 | 2018-06-22 | Charging control method and device for power battery and vehicle |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109802193A (en) * | 2019-01-04 | 2019-05-24 | 东风柳州汽车有限公司 | The cooling means of batteries of electric automobile packet high-temperature charging |
| CN111055726A (en) * | 2019-12-31 | 2020-04-24 | 铜陵市优车科技有限公司 | Battery charging method and apparatus, electronic device, and storage medium |
| CN111532177A (en) * | 2020-06-01 | 2020-08-14 | 中国第一汽车股份有限公司 | Charging heating control method and device, automobile and storage medium |
| CN111987781A (en) * | 2020-08-31 | 2020-11-24 | 安徽江淮汽车集团股份有限公司 | Charging system and method capable of automatically switching power |
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| CN112780348A (en) * | 2021-03-02 | 2021-05-11 | 山东鲁能软件技术有限公司智能电气分公司 | Cable tunnel image visual monitoring system and method |
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| CN113022375A (en) * | 2021-05-08 | 2021-06-25 | 湖北亿纬动力有限公司 | Vehicle charging heat preservation method and device and new energy automobile |
| CN114274823A (en) * | 2022-01-11 | 2022-04-05 | 中国第一汽车股份有限公司 | Charging energy management system and method of electric automobile and electric automobile |
| WO2022121905A1 (en) * | 2020-12-07 | 2022-06-16 | 北京车和家信息技术有限公司 | Charging and heating control method and apparatus for traction battery, and medium, device and vehicle |
| CN114987286A (en) * | 2022-06-10 | 2022-09-02 | 中国第一汽车股份有限公司 | Heat preservation method and device for vehicle power battery, vehicle and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109802193B (en) * | 2019-01-04 | 2022-03-22 | 东风柳州汽车有限公司 | Cooling method for high-temperature charging of battery pack of electric automobile |
| CN109802193A (en) * | 2019-01-04 | 2019-05-24 | 东风柳州汽车有限公司 | The cooling means of batteries of electric automobile packet high-temperature charging |
| CN111055726A (en) * | 2019-12-31 | 2020-04-24 | 铜陵市优车科技有限公司 | Battery charging method and apparatus, electronic device, and storage medium |
| CN111532177A (en) * | 2020-06-01 | 2020-08-14 | 中国第一汽车股份有限公司 | Charging heating control method and device, automobile and storage medium |
| CN111987781A (en) * | 2020-08-31 | 2020-11-24 | 安徽江淮汽车集团股份有限公司 | Charging system and method capable of automatically switching power |
| CN112060939A (en) * | 2020-08-31 | 2020-12-11 | 长城汽车股份有限公司 | Quick charging control method and system and vehicle |
| WO2022121905A1 (en) * | 2020-12-07 | 2022-06-16 | 北京车和家信息技术有限公司 | Charging and heating control method and apparatus for traction battery, and medium, device and vehicle |
| CN112947216A (en) * | 2021-03-02 | 2021-06-11 | 山东鲁能软件技术有限公司智能电气分公司 | Overhead line visual monitoring, shooting and power supply meteorological control system and method |
| CN113013778A (en) * | 2021-03-02 | 2021-06-22 | 山东鲁能软件技术有限公司智能电气分公司 | Cable tunnel video visual monitoring system and method |
| CN113014773A (en) * | 2021-03-02 | 2021-06-22 | 山东鲁能软件技术有限公司智能电气分公司 | Overhead line video visual monitoring system and method |
| CN112780348A (en) * | 2021-03-02 | 2021-05-11 | 山东鲁能软件技术有限公司智能电气分公司 | Cable tunnel image visual monitoring system and method |
| CN113013778B (en) * | 2021-03-02 | 2023-01-24 | 山东鲁软数字科技有限公司智慧能源分公司 | Cable tunnel video visual monitoring system and method |
| CN113022375A (en) * | 2021-05-08 | 2021-06-25 | 湖北亿纬动力有限公司 | Vehicle charging heat preservation method and device and new energy automobile |
| CN114274823A (en) * | 2022-01-11 | 2022-04-05 | 中国第一汽车股份有限公司 | Charging energy management system and method of electric automobile and electric automobile |
| CN114987286A (en) * | 2022-06-10 | 2022-09-02 | 中国第一汽车股份有限公司 | Heat preservation method and device for vehicle power battery, vehicle and storage medium |
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