CN106904088A - Discharge control method and device - Google Patents
Discharge control method and device Download PDFInfo
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- CN106904088A CN106904088A CN201710121674.0A CN201710121674A CN106904088A CN 106904088 A CN106904088 A CN 106904088A CN 201710121674 A CN201710121674 A CN 201710121674A CN 106904088 A CN106904088 A CN 106904088A
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- battery
- interval
- discharge current
- set interval
- temperature value
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L55/00—Arrangements for supplying energy stored within a vehicle to a power network, i.e. vehicle-to-grid [V2G] arrangements
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Secondary Cells (AREA)
Abstract
The present invention relates to a kind of discharge control method and device, electric automobile is applied to, methods described includes:Gather the battery information of battery in the electric automobile;Whether the electricity for detecting the battery according to the battery information meets outside need for electricity;If so, then judging the pre-set interval belonging to the temperature value of battery that is included in the battery information;The selection strategy that discharges corresponding with affiliated pre-set interval makes the battery discharging.The present invention can make the battery can be discharged with most suitable discharge current at different temperature, so as to delay the service life of battery in electric automobile.
Description
Technical field
The present invention relates to the application field of battery technology in electric motor car, more particularly to one kind is applied to electric power storage in electric motor car
The discharge control method and device in pond.
Background technology
It is continuous with electric automobile (Electric Vehicles, EVs) and intelligent grid (Smart Grid) application
Development, on the one hand, it is energy-storage battery charging (Grid to that electric automobile can be absorbed active by charger from power network
Vehicle, G2V), on the other hand, battery energy storage can also be sent to power network (Vehicle to by electric automobile by charger
Grid/Home, V2G/V2H).This car-net interaction technique is more and more in widespread attention.With the hair of following electric automobile
Exhibition, the popularization of electric automobile will be more quick, V2G/V2H technologies will be following intelligent grid construction with the important directions of application it
One, the Bidirectional charging-discharging Based Intelligent Control for how carrying out V2G/V2H systems just turns into a very important content.
The content of the invention
Based on this, it is necessary to provide a kind of discharge control method and dress for the service life of batteries of electric automobile is delayed
Put.
A kind of discharge control method, is applied to electric automobile, and methods described includes:
Gather the battery information of battery in the electric automobile;
Whether the electricity for detecting the battery according to the battery information meets outside need for electricity;
If so, then judging the pre-set interval belonging to the temperature value of battery that is included in the battery information;
The selection strategy that discharges corresponding with affiliated pre-set interval makes the battery discharging.
Wherein in one embodiment, the battery information includes the voltage of cell in the battery, the side
Method also includes:
Detect the voltage of the cell whether less than or equal to default protection voltage;
If so, then controlling the battery to terminate electric discharge.
Wherein in one embodiment, the pre-set interval includes being less than the first interval of predetermined minimum temperature value and is more than
If the second interval of predetermined maximum temperature value and the involvement divided between the predetermined minimum temperature value and maximum temperature values
Continuous interval.
Wherein in one embodiment, the battery corresponds to first interval, the continuum and second being arranged in order
Interval discharge current changes from large to small again from small to large.
Wherein in one embodiment, the predetermined minimum temperature value is zero degree, and the predetermined maximum temperature value is 35 degree.
Wherein in one embodiment, the continuum includes 0-10 DEG C, 10-30 DEG C and 30-35 DEG C, the selection with
The affiliated pre-set interval strategy that discharges accordingly includes the battery discharging:
When affiliated pre-set interval is the first interval less than zero degree, then the discharge current for making the battery is
0.1C;
When affiliated pre-set interval is 0-10 DEG C, then the discharge current for making the battery is 0.2C;
When affiliated pre-set interval is 10-30 DEG C, then the discharge current for making the battery is 0.3C;
When affiliated pre-set interval is 30-35 DEG C, then the discharge current for making the battery is 0.2C;
When affiliated pre-set interval is the second interval more than 35 DEG C, then the temperature and the storage of the battery are reduced
The discharge current of battery.
Wherein in one embodiment, the discharge current bag of the temperature and the battery for reducing the battery
Include:
The temperature of the battery is reduced to 30-35 DEG C, and the discharge current of the battery is reduced to by 0.2C
0.1C;Or
The temperature of the battery is reduced to 30-35 DEG C, and stops reducing the discharge current of the battery;Or
The temperature of the battery is reduced to 30-35 DEG C, and is reduced in the discharge current for detecting the battery
During less than 0.2C, the discharge current of the battery is set to increase to 0.2C.
In the above discharge control method, when the accumulator electric-quantity in electric automobile can meet outside need for electricity
When, then the bulk temperature according to battery determines corresponding pre-set interval, and the corresponding electric discharge strategy of selection makes battery discharging,
So that battery can be discharged with most suitable discharge current at different temperature, so as in delaying electric automobile
The service life of battery.
A kind of discharge control device, described device is connected with the battery in electric automobile, and described device includes:
Acquisition module, the battery information for gathering battery in the electric automobile;
Whether electric power detection module, the electricity for detecting the battery according to the battery information meets outside electricity consumption
Demand;
Judge module, for the battery for judging to be included in the battery information temperature value belonging to pre-set interval;
Selecting module, for selecting the strategy that discharges corresponding with affiliated pre-set interval to make the battery discharging.
Wherein in one embodiment, described device also includes:
Voltage detection module, for detecting the voltage of the cell whether less than or equal to default protection voltage;
Control module, the voltage for being detected in the voltage detection module is yes, controls the battery to terminate electric discharge.
Wherein in one embodiment, the pre-set interval includes being less than the first interval of predetermined minimum temperature value and is more than
If the second interval of predetermined maximum temperature value and the involvement divided between the predetermined minimum temperature value and maximum temperature values
Continuous interval.
In the above discharge control device, when the accumulator electric-quantity in electric automobile can meet outside need for electricity
When, then the bulk temperature according to battery determines corresponding pre-set interval, and the corresponding electric discharge strategy of selection makes battery discharging,
So that battery can be discharged with most suitable discharge current at different temperature, so as in delaying electric automobile
The service life of battery.
Brief description of the drawings
Fig. 1 is the flow chart of an embodiment discharge control method;
Fig. 2 is the flow chart of another embodiment discharge control method;
Fig. 3 is the structure chart of an embodiment discharge control device;
Fig. 4 is the structure chart of another embodiment discharge control device.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in figure 1, the discharge control method of an embodiment includes step S120 to step S180.
Step S120, the battery information of battery in collection electric automobile;
Whether step S140, the electricity for detecting battery according to battery information meets outside need for electricity;
Step S160, if so, then judging the pre-set interval belonging to the temperature value of battery that is included in battery information;
Step S180, selects the strategy that discharges corresponding with affiliated pre-set interval to make battery discharging.
In the above discharge control method, when the accumulator electric-quantity in electric automobile can meet outside need for electricity
When, then the bulk temperature according to battery determines corresponding pre-set interval, and the corresponding electric discharge strategy of selection makes battery discharging,
So that battery can be discharged with most suitable discharge current at different temperature, so as in delaying electric automobile
The service life of battery.
Wherein, the battery information of the battery of step S120 collections includes the temperature of cell, voltage etc. in battery
Information.
When with outside need for electricity, the V2G/V2H systems of electric automobile can be divided outside need for electricity first
Analysis, and detect whether the electricity of battery meets outside need for electricity according to battery information.If meeting demand, electricity can be made
Electrical automobile can be connected offer power supply with external discharge equipment.
If the not enough power supply of battery is to meet during outside need for electricity in single electric automobile, according to electric automobile
Local mesh information, the V2G/V2H systems of the electric automobile can send use by wireless WIFI modes to other electric automobiles
Electric demand, if the electricity of battery meets outside need for electricity in two or more electric automobiles, can control two or
Battery discharges jointly in above electric automobile.
In discharge process, if battery over-discharge, it is unfavorable for the extension of battery life.Therefore, such as Fig. 2 institutes
Show, the discharge control method of another embodiment also includes step S191 and step S192.
Step S191, detects whether the voltage of cell is less than or equal to default protection voltage;
Step S192, if so, then control battery terminates electric discharge.
In the discharge process of battery, if in battery the voltage of cell dropped in discharge process it is default
Protection voltage when, then need terminate battery discharging to prevent its overdischarge.
Wherein, pre-set interval includes the first interval less than predetermined minimum temperature value and more than predetermined maximum temperature value the
Two some continuums that are interval and being divided between predetermined minimum temperature value and maximum temperature values.
For the first interval, continuum and the second interval that are arranged in order, the discharge current of battery is being arranged in order
Interval under, first change from small to big and changed from large to small again.This transformation is adapted to the interval requirement of different temperatures, makes storage
Battery has the discharge current being best suitable under said temperature interval, so as to continue the life-span of battery.
In the present embodiment, predetermined minimum temperature value is zero degree, and predetermined maximum temperature value is 35 degree.The present embodiment is by continuum
Between be divided into 0-10 DEG C, 10-30 DEG C and 30-35 DEG C.Wherein, step S180 selects plan of discharging corresponding with affiliated pre-set interval
Slightly making battery discharging includes:
When affiliated pre-set interval is the first interval less than zero degree, then the discharge current for making battery is 0.1C;
When affiliated pre-set interval is 0-10 DEG C, then the discharge current for making battery is 0.2C;
When affiliated pre-set interval is 10-30 DEG C, then the discharge current for making battery is 0.3C;
When affiliated pre-set interval is 30-35 DEG C, then the discharge current for making battery is 0.2C;
When affiliated pre-set interval is the second interval more than 35 DEG C, then the temperature of battery and putting for battery are reduced
Electric current.
In the present embodiment, C is 5 hour rates of battery.
Wherein, default maximum temperature values can also be 45 degree or other values, and default maximum temperature values can be with root
It is configured according to the temperature difference of different regions, is defined by meeting practical application.The setting of continuum is needed according to maximum temperature
Angle value is adjusted.Equally, default minimum temperature value needs reasonably to be set with default maximum temperature values.
It is pointed out that first interval less than zero degree, 0-10 DEG C, 10-30 DEG C, 30-35 DEG C and more than 35 DEG C
Second interval setting, for can be applied to domestic market optimal selection set.
In the present embodiment, when affiliated pre-set interval is the second interval more than 35 DEG C, then the temperature of battery is reduced
During with the discharge current of battery, can specifically include three kinds of schemes.
In a kind of adaptable scheme, the temperature of battery can be reduced to 30-35 DEG C, and make putting for battery
Electric current is reduced to 0.1C by 0.2C.
In another implementation, when the temperature of battery is reduced into 30-35 DEG C, then stop reducing battery
Discharge current.Now, battery is discharged with a certain steady state value between 0.1C to 0.2C.
In another implementation, when the temperature of battery is reduced into 30-35 DEG C, battery can detected
Discharge current when decreasing below 0.2C, the discharge current of battery is increased to 0.2C.I.e. when the discharge current of battery
When being reduced to 0.1C or being more than a certain value of 0.1C less than 0.2C, then start to increase the discharge current of battery.
Below the present embodiment above charge control method is further described by taking electrocar actual measurement operating life data as an example
The benefit of the life of storage battery in electric automobile is continued.The electronic vapour of certain brand is applied to by this implementation above charge control method
Car (battery capacity 25kWh), after 5 years, 11.6 ten thousand kilometers of the distance travelled of electric automobile, remaining battery capacity SOC is
69.7%, and the uniformity of all vehicles is very high, in all vehicles highest SOC and minimum the SOC difference 10% of battery with
It is interior, be conducive to delaying the service life of batteries of electric automobile;And the battery of the electric automobile using general discharge mode, 2 years
Highest SOC and minimum SOC differences more than 36% are even more more during remaining battery capacity only has 46%, and batteries afterwards.
The discharge control device of an embodiment is illustrated in figure 3, it is connected with the battery in electric automobile, described device
Including acquisition module 120, electric power detection module 140, judge module 160 and selecting module 180.
Acquisition module 120 is used to gather the battery information of battery in electric automobile;
Electric power detection module 140 is used to detect whether the electricity of battery meets outside need for electricity according to battery information;
Judge module 160 is used to judging the pre-set interval belonging to the temperature value of battery that is included in battery information;
Selecting module 180 is used for the selection strategy that discharges corresponding with affiliated pre-set interval makes battery discharging.
In the above discharge control device, when the accumulator electric-quantity in electric automobile can meet outside need for electricity
When, then the bulk temperature according to battery determines corresponding pre-set interval, and the corresponding electric discharge strategy of selection makes battery discharging,
So that battery can be discharged with most suitable discharge current at different temperature, so as in delaying electric automobile
The service life of battery.
Wherein, the battery information of the battery of the collection of acquisition module 120 includes temperature, the voltage of cell in battery
Etc. information.
When with outside need for electricity, the V2G/V2H systems of electric automobile can be divided outside need for electricity first
Analysis, and detect whether the electricity of battery meets outside need for electricity according to battery information.If meeting demand, electricity can be made
Electrical automobile can be connected offer power supply with external discharge equipment.
If the not enough power supply of battery is to meet during outside need for electricity in single electric automobile, according to electric automobile
Local mesh information, the V2G/V2H systems of the electric automobile can send use by wireless WIFI modes to other electric automobiles
Electric demand, if the electricity of battery meets outside need for electricity in two or more electric automobiles, can control two or
Battery discharges jointly in above electric automobile.
In discharge process, if battery over-discharge, it is unfavorable for the extension of battery life.Therefore, such as Fig. 4 institutes
Show, the discharge control device of another embodiment also includes voltage detection module 191 and control module 192.
Whether voltage detection module 191 is used to detect the voltage of cell less than or equal to default protection voltage;
It is yes that control module 192 is used in the voltage of voltage detection module detection, and control battery terminates electric discharge.
In the discharge process of battery, if in battery the voltage of cell dropped in discharge process it is default
Protection voltage when, then need terminate battery discharging to prevent its overdischarge.
Wherein, pre-set interval includes the first interval less than predetermined minimum temperature value and more than predetermined maximum temperature value the
Two some continuums that are interval and being divided between predetermined minimum temperature value and maximum temperature values.
For the first interval, continuum and the second interval that are arranged in order, the discharge current of battery is being arranged in order
Interval under, first change from small to big and changed from large to small again.This transformation is adapted to the interval requirement of different temperatures, makes storage
Battery has the discharge current being best suitable under said temperature interval, so as to continue the life-span of battery.
In the present embodiment, predetermined minimum temperature value is zero degree, and predetermined maximum temperature value is 35 degree.The present embodiment is by continuum
Between be divided into 0-10 DEG C, 10-30 DEG C and 30-35 DEG C.Wherein, step S180 selects plan of discharging corresponding with affiliated pre-set interval
Slightly making battery discharging includes:
When affiliated pre-set interval is the first interval less than zero degree, then the discharge current for making battery is 0.1C;
When affiliated pre-set interval is 0-10 DEG C, then the discharge current for making battery is 0.2C;
When affiliated pre-set interval is 10-30 DEG C, then the discharge current for making battery is 0.3C;
When affiliated pre-set interval is 30-35 DEG C, then the discharge current for making battery is 0.2C;
When affiliated pre-set interval is the second interval more than 35 DEG C, then the temperature of battery and putting for battery are reduced
Electric current.
In the present embodiment, C is 5 hour rates of battery.
Wherein, default maximum temperature values can also be 45 degree or other values, and default maximum temperature values can be with root
It is configured according to the temperature difference of different regions, is defined by meeting practical application.The setting of continuum is needed according to maximum temperature
Angle value is adjusted.Equally, default minimum temperature value needs reasonably to be set with default maximum temperature values.
It is pointed out that first interval less than zero degree, 0-10 DEG C, 10-30 DEG C, 30-35 DEG C and more than 35 DEG C
Second interval setting, for can be applied to domestic market optimal selection set.
In the present embodiment, when affiliated pre-set interval is the second interval more than 35 DEG C, then the temperature of battery is reduced
During with the discharge current of battery, can specifically include three kinds of schemes.
In a kind of adaptable scheme, the temperature of battery can be reduced to 30-35 DEG C, and make putting for battery
Electric current is reduced to 0.1C by 0.2C.
In another implementation, when the temperature of battery is reduced into 30-35 DEG C, then stop reducing battery
Discharge current.Now, battery is discharged with a certain steady state value between 0.1C to 0.2C.
In another implementation, when the temperature of battery is reduced into 30-35 DEG C, battery can detected
Discharge current when decreasing below 0.2C, the discharge current of battery is increased to 0.2C.I.e. when the discharge current of battery
When being reduced to 0.1C or being more than a certain value of 0.1C less than 0.2C, then start to increase the discharge current of battery.
Wherein, above discharge control device can be mounted to V2G/V2H systems and BMS (cell tubes in electric automobile
Reason system) combination.BMS includes main control module and from control module, is high-speed traffic, main control module and can pass through from control module
CAN is connected.It is connected with battery from control module, the battery information of battery can be gathered, main control module can receives electricity
Pond information makes the electric quantity balancing of each cell in battery.
BMS can be connected by RS485 buses with V2G/V2H systems, and V2G/V2H systems can receive the electricity of BMS collections
Pond information, and whether the SOC of analysis battery disclosure satisfy that outside need for electricity according to this.If it is not, according to electric automobile
Local mesh information, need for electricity can be sent to other electric automobiles by wireless WIFI modes.
During battery discharging, if the voltage of certain cell in the battery of BMS collections is less than default
Protection voltage, when V2G/V2H systems receive the information, then immediately control battery stop electric discharge.
Below the present embodiment above charge control method is further described by taking electrocar actual measurement operating life data as an example
The benefit of the life of storage battery in electric automobile is continued.The electronic vapour of certain brand is applied to by this implementation above charge control method
Car (battery capacity 25kWh), after 5 years, 11.6 ten thousand kilometers of the distance travelled of electric automobile, remaining battery capacity SOC is
69.7%, and the uniformity of all vehicles is very high, in all vehicles highest SOC and minimum the SOC difference 10% of battery with
It is interior, be conducive to delaying the service life of batteries of electric automobile;And the battery of the electric automobile using general discharge mode, 2 years
Highest SOC and minimum SOC differences more than 36% are even more more during remaining battery capacity only has 46%, and batteries afterwards.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed, but simultaneously
Can not therefore be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of discharge control method, is applied to electric automobile, it is characterised in that methods described includes:
Gather the battery information of battery in the electric automobile;
Whether the electricity for detecting the battery according to the battery information meets outside need for electricity;
If so, then judging the pre-set interval belonging to the temperature value of battery that is included in the battery information;
The selection strategy that discharges corresponding with affiliated pre-set interval makes the battery discharging.
2. method according to claim 1, it is characterised in that the battery information includes cell in the battery
Voltage, methods described also includes:
Detect the voltage of the cell whether less than or equal to default protection voltage;
If so, then controlling the battery to terminate electric discharge.
3. method according to claim 1, it is characterised in that the pre-set interval is included less than predetermined minimum temperature value
First interval and the second interval more than predetermined maximum temperature value and the predetermined minimum temperature value and maximum temperature values it
Between divide some continuums.
4. method according to claim 3, it is characterised in that the battery correspond to be arranged in order first interval,
The discharge current of continuum and second interval changes from large to small again from small to large.
5. method according to claim 3, it is characterised in that the predetermined minimum temperature value is zero degree, it is described it is default most
Big temperature value is 35 degree.
6. method according to claim 5, it is characterised in that the continuum includes 0-10 DEG C, 10-30 DEG C and 30-
35 DEG C, the selection strategy that discharges corresponding with affiliated pre-set interval includes the battery discharging:
When affiliated pre-set interval is the first interval less than zero degree, then the discharge current for making the battery is 0.1C;
When affiliated pre-set interval is 0-10 DEG C, then the discharge current for making the battery is 0.2C;
When affiliated pre-set interval is 10-30 DEG C, then the discharge current for making the battery is 0.3C;
When affiliated pre-set interval is 30-35 DEG C, then the discharge current for making the battery is 0.2C;
When affiliated pre-set interval is the second interval more than 35 DEG C, then the temperature and the battery of the battery are reduced
Discharge current.
7. method according to claim 6, it is characterised in that the temperature and the battery of the reduction battery
Discharge current include:
The temperature of the battery is reduced to 30-35 DEG C, and the discharge current of the battery is reduced to 0.1C by 0.2C;
Or
The temperature of the battery is reduced to 30-35 DEG C, and stops reducing the discharge current of the battery;Or
The temperature of the battery is reduced to 30-35 DEG C, and is decreased below in the discharge current for detecting the battery
During 0.2C, the discharge current of the battery is set to increase to 0.2C.
8. a kind of discharge control device, described device is connected with the battery in electric automobile, it is characterised in that described device bag
Include:
Acquisition module, the battery information for gathering battery in the electric automobile;
Whether electric power detection module, the electricity for detecting the battery according to the battery information meets outside electricity consumption need
Ask;
Judge module, for the battery for judging to be included in the battery information temperature value belonging to pre-set interval;
Selecting module, for selecting the strategy that discharges corresponding with affiliated pre-set interval to make the battery discharging.
9. device according to claim 8, it is characterised in that described device also includes:
Voltage detection module, for detecting the voltage of the cell whether less than or equal to default protection voltage;
Control module, the voltage for being detected in the voltage detection module is yes, controls the battery to terminate electric discharge.
10. device according to claim 8, it is characterised in that the pre-set interval includes being less than predetermined minimum temperature value
First interval and the second interval more than predetermined maximum temperature value and in the predetermined minimum temperature value and maximum temperature values
Between divide some continuums.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108011138A (en) * | 2017-11-29 | 2018-05-08 | 西安特锐德智能充电科技有限公司 | A kind of electric automobile discharge prevention method based on monomer ceiling voltage |
WO2021017294A1 (en) * | 2019-07-30 | 2021-02-04 | 苏州科瓴精密机械科技有限公司 | Machine control method |
CN113525109A (en) * | 2021-08-12 | 2021-10-22 | 长春捷翼汽车零部件有限公司 | Discharge control method and device, electronic equipment and storage medium |
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