CN110336088A - A kind of pre-heating mean and device of power battery - Google Patents
A kind of pre-heating mean and device of power battery Download PDFInfo
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- CN110336088A CN110336088A CN201910555287.7A CN201910555287A CN110336088A CN 110336088 A CN110336088 A CN 110336088A CN 201910555287 A CN201910555287 A CN 201910555287A CN 110336088 A CN110336088 A CN 110336088A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
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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
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/27—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by heating
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/615—Heating or keeping warm
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
- B60H2001/2228—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant controlling the operation of heaters
- B60H2001/2234—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant controlling the operation of heaters when vehicle is parked, preheating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
- B60H2001/2228—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant controlling the operation of heaters
- B60H2001/224—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant controlling the operation of heaters automatic operation, e.g. control circuits or methods
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
-
- 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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- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Transportation (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Secondary Cells (AREA)
Abstract
The present invention relates to electric vehicle engineering field, the pre-heating mean and device of specifically a kind of power battery, the method obtain preset battery requirements temperature and preset cockpit demand temperature in the time of using cars information for receiving feedback；According to battery requirements temperature and cockpit demand temperature, the heating power of heating device is distributed；According to time of using cars information, battery requirements temperature, cabin demand temperature and heating power are sailed, obtains the discharge time of charging unit；According to discharge time and heating power, battery and cockpit are heated by heating device；When battery temperature reaches battery requirements temperature, and cockpit temperature reaches cockpit demand temperature, stop heating；When heating is stopped, user's travel time information of feedback is obtained；According to user's travel time information, terminate warm.The journey time and the interrogation function of time of using cars and the increase pre- heat function of cockpit of present invention increase user, improves the service life and cruising ability of battery.
Description
Technical field
The present invention relates to electric vehicle engineering field, in particular to the pre-heating mean and device of a kind of power battery.
Background technique
Increasingly depleted with traditional energy, the exploitation of new energy is solved the problems, such as at important, in automobile industry, electronic vapour
Vehicle becomes the development of the research and development focus and future automobile industry of automobile industry due to characteristics such as its own the feature of environmental protection, economy
Trend.
On Vehicles Collected from Market, the development of New-energy electric vehicle receives the limitation of its cruising ability, becomes the need of automobile industry
It solves the problems, such as, when especially using New-energy electric vehicle at low ambient temperatures, energy consumption is more and continuation of the journey of continuing a journey
Milimeter number is few, becomes the problem of people feed back New-energy electric vehicle；But it is limited to the development of battery technology, battery sheet
Body does not have effective solution also at present, therefore, is suggested electricity by the preheating before operation with the scheme for promoting continuation of the journey
Dynamic chemical conversion is the trend of entire industry.
Currently, battery pre-heating mean is mainly that user can send charging preheating instruction by mobile client, then pass through
It is corresponding to calculate, it obtains preheating time and wakes up system work on time, carry out battery preheating, still, this pre-heating mean exists more
Kind shortcoming:
1, it needs to trigger battery preheating by user's control mobile terminal, due to the entrance of the subjective consciousness of user, improve
The randomness and uncertainty of battery preheating, reduce the service life and cruising ability of battery；
2, there is forgetting and provide the risk of preheating for battery, or because Iterim Change vehicle demand causes preheating incomplete,
Make battery that can not preheat and reduce the service life and cruising ability of battery；
3, it after using the electricity of excessive battery, carries out charging and trickle charge is needed to be preheated, cause the charging time too long, meeting
Appearance has only carried out preheating not charged also just needing using vehicle, and convenience and intelligence are lower；
4, it is default without carrying out cockpit preheating only to carry out battery, because the air-conditioning system of cockpit causes under cruising ability
Drop.
In order to solve problem above, the problem of being those skilled in the art institute urgent need to resolve.
Summary of the invention
In view of the above problems in the prior art, the purpose of the present invention is to provide a kind of pre-heating mean of power battery and dresses
Set, increase user journey time and the interrogation function of time of using cars and increase the pre- heat function of cockpit, improve making for battery
With service life and cruising ability.
To solve the above-mentioned problems, the present invention provides a kind of pre-heating mean of power battery, comprising:
In the time of using cars information for receiving feedback, preset battery requirements temperature and preset cockpit demand are obtained
Temperature；
According to the battery requirements temperature and the cockpit demand temperature, the heating power of heating device is distributed；
According to the time of using cars information, the battery requirements temperature, it is described sail cabin demand temperature and the heating power,
Obtain the discharge time of charging unit；
According to the discharge time and the heating power, battery and cockpit are added by the heating device
Heat；
When battery temperature reaches the battery requirements temperature, and cockpit temperature reaches the cockpit demand temperature,
Stop heating；
When heating is stopped, user's travel time information of feedback is obtained；
According to user's travel time information, terminate warm.
Further, the time of using cars information for receiving feedback includes:
Receive starting charge request；
Confirm the correspondence that charging unit and battery management system are established；
Receive the charging signals sent by the battery management system；
The charging signals are sent to mobile terminal；
The feedback signal for receiving the mobile terminal starts time of using cars interrogation function according to the feedback signal；
When the time of using cars information for not receiving feedback, start the cyclic pattern of the time of using cars interrogation function,
Until receiving the time of using cars information of feedback.
Further, carrying out heating to battery and cockpit by the heating device includes:
Establish the correspondence with battery management system；
The working condition of charging unit is monitored by battery management system；
When the working condition is non-discharged state, transmission charge request to the battery management system；
According to the charge request, the heating device is started by the battery management system；
Battery and cockpit are heated by the heating device.
Further, the user's journey time for obtaining feedback includes:
Receive stopping heating signal；
The stopping heating signal being sent to mobile terminal；
According to the feedback signal for stopping heating, starting user's stroke changes interrogation function；
Judge whether to receive user's stroke modification information of feedback；
If receiving user's stroke modification information, by user's stroke modification information, the use of feedback is obtained
Family journey time；
If not receiving user's stroke modification information, terminate warm.
Further, terminating warm according to user's travel time information includes:
Obtain user's journey time of feedback；
Judge whether user's journey time is less than the preset strokes time；
If user's journey time be not less than the preset strokes time, again according to the time of using cars information,
The battery requirements temperature, it is described sail cabin demand temperature and the heating power, obtain the discharge time of charging unit；
If user's journey time is less than the preset strokes time, compensation temperature is obtained；
According to the compensation temperature, battery and cockpit are heated by the heating device；
When battery temperature reaches the battery requirements temperature, and cockpit temperature reaches the cockpit demand temperature,
Terminate warm.
Further, terminating warm according to user's travel time information includes:
Obtain user's journey time of feedback；
Calculate the time difference of user's journey time and preset strokes time；
Judge whether the time difference is less than preset first time；
If the time difference is less than the first time, terminate warm；
If the time difference is not less than the first time, current environment temperature is obtained, it is true based on environment temperature
Fixed preset second time；
Judge whether the time difference is greater than second time；
If the time difference is greater than second time；Again according to the time of using cars information, the battery need
Ask temperature, it is described sail cabin demand temperature and the heating power, obtain the discharge time of charging unit；
If the time difference is not more than second time, compensation temperature is obtained；
According to the compensation temperature, battery and cockpit are heated by the heating device；
When battery temperature reaches the battery requirements temperature, and cockpit temperature reaches the cockpit demand temperature,
Terminate warm.
Further, the first time is the time of consumption when battery temperature declines predetermined temperature.
Further, battery temperature reaches the battery requirements temperature, and cockpit temperature reaches the cockpit demand
The mode of temperature includes while reaching mode or timesharing reaches mode.
Further, the mode of the compensation temperature includes duration compensation way or intermittent compensation way.
The present invention also protects a kind of preheating device of power battery, comprising:
Demand temperature acquiring unit, for obtaining preset battery requirements temperature and preset cockpit demand temperature；
Heating power allocation unit, for distributing the heating power of heating device；
Discharge time acquiring unit, for obtaining the discharge time of charging unit；
Heating starting unit, for being heated by the heating device to battery and cockpit；
Closing unit is heated, for stopping heating；
Travel time information acquiring unit, for obtaining user's travel time information of feedback；
Closing unit is preheated, for terminating warm.
Due to above-mentioned technical proposal, the invention has the following advantages:
1) pre-heating mean and device of a kind of power battery of the invention are reduced by the inquiry of user's time of using cars
The randomness and uncertainty of battery preheating, improve the service life and cruising ability of battery.
2) pre-heating mean and device of a kind of power battery of the invention, by adjusting the trip bar of heating device when charging
Part avoids the preheating for forgeing battery, improves the pre- thermal efficiency, reduces by one because Iterim Change vehicle demand causes to preheat incomplete wind
Danger, improves the service life and cruising ability of battery；
3) pre-heating mean and device of a kind of power battery of the invention carries out weight by the inquiry of user's journey time
The mode of new preheating or compensation temperature, avoids not can guarantee charging because midway is with vehicle, more facilitation is more intelligent.
4) pre-heating mean and device of a kind of power battery of the invention, increases the heating of cockpit, makes preceding driving of driving a vehicle
Cabin reaches suitable temperature, ensures the cruising ability of battery, while improving the experience sense of client.
Detailed description of the invention
It, below will be to required in embodiment or description of the prior art in order to illustrate more clearly of technical solution of the present invention
The attached drawing used is briefly described.It should be evident that drawings in the following description are only some embodiments of the invention, it is right
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Its attached drawing.
Fig. 1 is the flow chart of the pre-heating mean of power battery provided in an embodiment of the present invention；
Fig. 2 is the flow chart of the time of using cars information provided in an embodiment of the present invention for receiving feedback；
Fig. 3 is the process provided in an embodiment of the present invention heated by the heating device to battery and cockpit
Figure；
Fig. 4 is the flow chart of the user's journey time provided in an embodiment of the present invention for obtaining feedback；
Fig. 5 is the flow chart provided in an embodiment of the present invention for terminating warm according to user's travel time information；
Fig. 6 is the flow chart provided in an embodiment of the present invention for terminating warm according to user's travel time information；
Fig. 7 is the structural schematic diagram of the preheating device of power battery provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art without making creative work it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
" one embodiment " or " embodiment " referred to herein, which refers to, may be included at least one implementation of the invention
A particular feature, structure, or characteristic.In the description of the present invention, it is to be understood that, term " on ", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of retouching
It states the present invention and simplifies description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for retouching
Purpose is stated, relative importance is not understood to indicate or imply or implicitly indicates the quantity of indicated technical characteristic.By
This defines " first ", the feature of " second " can be expressed or what is implied includes one or more of the features.Moreover,
Term " first ", " second " etc. are to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It answers
The data that the understanding uses in this way are interchangeable under appropriate circumstances, so that the embodiment of the present invention described herein can be to remove
Sequence other than those of illustrating or describe herein is implemented.
Embodiment one
The present embodiment one provides the pre-heating mean and device of a kind of power battery.
As shown in Figure 1, the pre-heating mean of the power battery includes:
S101. in the time of using cars information for receiving feedback, preset battery requirements temperature and preset driving are obtained
Cabin demand temperature；
S102. according to the battery requirements temperature and the cockpit demand temperature, the heating power of heating device is distributed；
S103. according to the time of using cars information, the battery requirements temperature, described sail cabin demand temperature and the heating
Power obtains the discharge time of charging unit；
S104. according to the discharge time and the heating power, by the heating device to battery and cockpit into
Row heating；
S105. when battery temperature reaches the battery requirements temperature, and cockpit temperature reaches the cockpit demand temperature
When spending, stop heating；
S106. when heating is stopped, user's travel time information of feedback is obtained；
S107. according to user's travel time information, terminate warm.
As shown in Fig. 2, the time of using cars information for receiving feedback includes:
S201. starting charge request is received；
S202. the correspondence that confirmation charging unit and battery management system are established；
S203. the charging signals sent by the battery management system are received；
S204. the charging signals are sent to mobile terminal；
S205. the feedback signal for receiving the mobile terminal starts time of using cars interrogation function according to the feedback signal；
S206. when the time of using cars information for not receiving feedback, start the period of the time of using cars interrogation function
Mode, until receiving the time of using cars information of feedback.
Specifically, the inquiry for increasing user's time of using cars reduces the randomness and uncertainty of battery preheating, improves
The service life and cruising ability of battery.
As shown in figure 3, by the heating device to battery and cockpit carry out heating include:
S301. the correspondence with battery management system is established；
S302. the working condition of charging unit is monitored by battery management system；
S303. when the working condition is non-discharged state, transmission charge request to the battery management system；
S304. according to the charge request, the heating device is started by the battery management system；
S305. battery and cockpit are heated by the heating device.
Specifically, the heating for increasing cockpit makes cockpit before driving a vehicle reach suitable temperature, ensures the continuation of the journey energy of battery
Power, while improving the experience sense of client.
As shown in figure 4, the user's journey time for obtaining feedback includes:
S401. stopping heating signal being received；
S402. the stopping heating signal being sent to mobile terminal；
S403. according to the feedback signal for stopping heating, starting user's stroke changes interrogation function；
S404. judge whether to receive user's stroke modification information of feedback；
S405. if receiving user's stroke modification information, by user's stroke modification information, feedback is obtained
User's journey time；
S406. if not receiving user's stroke modification information, terminate warm.
As shown in figure 5, terminating warm according to user's travel time information and including:
S501. user's journey time of feedback is obtained；
S502. judge whether user's journey time is less than the preset strokes time；
S503. if user's journey time is not less than the preset strokes time, again according to the time of using cars
Information, the battery requirements temperature, it is described sail cabin demand temperature and the heating power, obtain the discharge time of charging unit；
S504. if user's journey time is less than the preset strokes time, compensation temperature is obtained；
S505. according to the compensation temperature, battery and cockpit are heated by the heating device；
S506. when battery temperature reaches the battery requirements temperature, and cockpit temperature reaches the cockpit demand temperature
When spending, terminate warm.
Specifically, increase user's journey time inquiry, can preheat again or compensation temperature by way of, avoid because
Midway not can guarantee charging, more facilitation with vehicle, more intelligent.
Further, battery temperature reaches the battery requirements temperature, and cockpit temperature reaches the cockpit demand
The mode of temperature includes while reaching mode or timesharing reaches mode.
Preferably, the mode is to reach mode simultaneously, described while reaching mode and pass through the heating device while opening
It is dynamic, different heating powers is adjusted, guarantees that battery temperature reaches and cockpit temperature reaches corresponding demand temperature simultaneously.
Further, the compensation temperature passes through user's journey time, battery thermal and system set-up information meter
It calculates and obtains.
Further, the mode of the compensation temperature includes duration compensation way or intermittent compensation way.
Preferably, the mode of the compensation temperature is continuous property compensation way.
As shown in fig. 7, the preheating device of the power battery based on method described above, comprising:
Demand temperature acquiring unit 10, for obtaining preset battery requirements temperature and preset cockpit demand temperature；
Heating power allocation unit 20, for distributing the heating power of heating device；
Discharge time acquiring unit 30, for obtaining the discharge time of charging unit；
Heating starting unit 40, for being heated by the heating device to battery and cockpit；
Closing unit 50 is heated, for stopping heating；
Travel time information acquiring unit 60, for obtaining user's travel time information of feedback；
Closing unit 70 is preheated, for terminating warm.
Embodiment one provides the pre-heating mean and device of a kind of power battery, increases user's time of using cars, is used for stroke
The inquiry of time and the heating for increasing cockpit, reduce the randomness and uncertainty of battery preheating, avoid because using vehicle halfway
And not can guarantee charging, it ensures the cruising ability of battery, improves the service life and cruising ability of battery, improve the body of client
Sense, more facilitation are tested, it is more intelligent；By adjusting the entry condition of heating device when charging simultaneously, avoid forgeing battery
Preheating, improve the pre- thermal efficiency, reduce because Iterim Change vehicle demand causes to preheat incomplete risk.
Embodiment two
The present embodiment two provides the pre-heating mean and device of a kind of power battery.
Specifically, the pre-heating mean of the power battery includes:
S101. in the time of using cars information for receiving feedback, preset battery requirements temperature and preset driving are obtained
Cabin demand temperature；
S102. according to the battery requirements temperature and the cockpit demand temperature, the heating power of heating device is distributed；
S103. according to the time of using cars information, the battery requirements temperature, described sail cabin demand temperature and the heating
Power obtains the discharge time of charging unit；
S104. according to the discharge time and the heating power, by the heating device to battery and cockpit into
Row heating；
S105. when battery temperature reaches the battery requirements temperature, and cockpit temperature reaches the cockpit demand temperature
When spending, stop heating；
S106. when heating is stopped, user's travel time information of feedback is obtained；
S107. according to user's travel time information, terminate warm.
Specifically, the time of using cars information for receiving feedback includes:
S201. starting charge request is received；
S202. the correspondence that confirmation charging unit and battery management system are established；
S203. the charging signals sent by the battery management system are received；
S204. the charging signals are sent to mobile terminal；
S205. the feedback signal for receiving the mobile terminal starts time of using cars interrogation function according to the feedback signal；
S206. when the time of using cars information for not receiving feedback, start the period of the time of using cars interrogation function
Mode, until receiving the time of using cars information of feedback.
Specifically, the inquiry for increasing user's time of using cars reduces the randomness and uncertainty of battery preheating, improves
The service life and cruising ability of battery.
Specifically, carrying out heating to battery and cockpit by the heating device includes:
S301. the correspondence with battery management system is established；
S302. the working condition of charging unit is monitored by battery management system；
S303. when the working condition is non-discharged state, transmission charge request to the battery management system；
S304. according to the charge request, the heating device is started by the battery management system；
S305. battery and cockpit are heated by the heating device.
Specifically, the heating for increasing cockpit makes cockpit before driving a vehicle reach suitable temperature, ensures the continuation of the journey energy of battery
Power, while improving the experience sense of client.
Specifically, the user's journey time for obtaining feedback includes:
S401. stopping heating signal being received；
S402. the stopping heating signal being sent to mobile terminal；
S403. according to the feedback signal for stopping heating, starting user's stroke changes interrogation function；
S404. judge whether to receive user's stroke modification information of feedback；
S405. if receiving user's stroke modification information, by user's stroke modification information, feedback is obtained
User's journey time；
S406. if not receiving user's stroke modification information, terminate warm.
As shown in fig. 6, terminating warm according to user's travel time information and including:
S601. user's journey time of feedback is obtained；
S602. the time difference of user's journey time and preset strokes time is calculated；
S603. judge whether the time difference is less than preset first time；
S604. if the time difference is less than the first time, terminate warm；
S605. if the time difference is not less than the first time, current environment temperature is obtained, is based on environment temperature
Degree determines preset second time；
S606. judge whether the time difference is greater than second time；
S607. if the time difference is greater than second time；Again according to the time of using cars information, the electricity
Pond demand temperature, it is described sail cabin demand temperature and the heating power, obtain the discharge time of charging unit；
S608. if the time difference is not more than second time, compensation temperature is obtained；
S609. according to the compensation temperature, battery and cockpit are heated by the heating device；
S610. when battery temperature reaches the battery requirements temperature, and cockpit temperature reaches the cockpit demand temperature
When spending, terminate warm.
Specifically, increase user's journey time inquiry, can preheat again or compensation temperature by way of, avoid because
Midway not can guarantee charging, more facilitation with vehicle, more intelligent.
Further, the first time is the time of consumption when battery temperature declines predetermined temperature.
Further, the error allowed when the preheating that the predetermined temperature is gone out by cost, system design and accuracy computation
Temperature, the predetermined temperature range are 5 DEG C -8 DEG C.
Preferably, the predetermined temperature is 5 DEG C.
Further, when second time is that battery temperature declines environment temperature, the time of consumption.
Further, second time is greater than the first time.
Further, battery temperature reaches the battery requirements temperature, and cockpit temperature reaches the cockpit demand
The mode of temperature includes while reaching mode or timesharing reaches mode.
Preferably, the mode is that timesharing reaches mode, and the timesharing reaches mode and opened by the heating device timesharing
It is dynamic, when first adjusting heating power in battery temperature or cockpit temperature one reach its corresponding demand temperature, further according to
Power is adjusted in the temperature of arrival, another temperature in the two is made to reach its corresponding demand temperature.
Further, the compensation temperature passes through user's journey time, battery thermal and system set-up information meter
It calculates and obtains.
Further, the mode of the compensation temperature includes duration compensation way or intermittent compensation way.
Preferably, the mode of the compensation temperature is intermittent compensation way.
Specifically, the preheating device of the power battery based on method described above, comprising:
Demand temperature acquiring unit 10, for obtaining preset battery requirements temperature and preset cockpit demand temperature；
Heating power allocation unit 20, for distributing the heating power of heating device；
Discharge time acquiring unit 30, for obtaining the discharge time of charging unit；
Heating starting unit 40, for being heated by the heating device to battery and cockpit；
Closing unit 50 is heated, for stopping heating；
Travel time information acquiring unit 60, for obtaining user's travel time information of feedback；
Closing unit 70 is preheated, for terminating warm.
Embodiment two provides the pre-heating mean and device of a kind of power battery, increases user's time of using cars, is used for stroke
The inquiry of time and the heating for increasing cockpit, reduce the randomness and uncertainty of battery preheating, avoid because using vehicle halfway
And not can guarantee charging, it ensures the cruising ability of battery, improves the service life and cruising ability of battery, improve the body of client
Sense, more facilitation are tested, it is more intelligent；By adjusting the entry condition of heating device when charging simultaneously, avoid forgeing battery
Preheating, improve the pre- thermal efficiency, reduce because Iterim Change vehicle demand causes to preheat incomplete risk.
It should be noted that for the various method embodiments described above, describing for simplicity, it is all expressed as to two series
Combination of actions, but those skilled in the art should understand that, the present invention is not limited by the sequence of acts described, because according to
According to the present invention, certain steps can use other sequences or carry out simultaneously.Similarly, the preheating device of power battery among the above
Each module refer to computer program or program segment, for executing certain one or more specific function, in addition, above-mentioned each mould
It must be separated that the differentiation of block, which does not represent actual program code, yet.In addition, also any group can be carried out to above-described embodiment
It closes, obtains other embodiments.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the part being described in detail in certain each embodiment,
It may refer to the associated description of other embodiments.Those skilled in the art will also be appreciated that the embodiment of the present invention is listed various
Illustrative components, blocks (illustrative logical block), unit and step can be soft by electronic hardware, computer
Part, or both combination realized.For the replaceability (interchangeability) for clearly showing that hardware and software, on
The various illustrative components (illustrative components) stated, unit and step universally describe theirs
Function.Such function is that the design requirement for depending on specific application and whole system is realized by hardware or software.
Those skilled in the art can be used various methods and realize the function, but this reality for every kind of specific application
Now it is understood not to the range beyond protection of the embodiment of the present invention.
Above description sufficiently discloses a specific embodiment of the invention.It should be pointed out that being familiar with the field
Range of any change that technical staff does a specific embodiment of the invention all without departing from claims of the present invention.
Correspondingly, the scope of the claims of the invention is also not limited only to previous embodiment.
Claims (10)
1. a kind of pre-heating mean of power battery characterized by comprising
In the time of using cars information for receiving feedback, preset battery requirements temperature and preset cockpit demand temperature are obtained
Degree；
According to the battery requirements temperature and the cockpit demand temperature, the heating power of heating device is distributed；
According to the time of using cars information, the battery requirements temperature, it is described sail cabin demand temperature and the heating power, obtain
The discharge time of charging unit；
According to the discharge time and the heating power, battery and cockpit are heated by the heating device；
When battery temperature reaches the battery requirements temperature, and cockpit temperature reaches the cockpit demand temperature, stop
Heating；
When heating is stopped, user's travel time information of feedback is obtained；
According to user's travel time information, terminate warm.
2. a kind of pre-heating mean of power battery according to claim 1, which is characterized in that receive when using vehicle of feedback
Between information include:
Receive starting charge request；
Confirm the correspondence that charging unit and battery management system are established；
Receive the charging signals sent by the battery management system；
The charging signals are sent to mobile terminal；
The feedback signal for receiving the mobile terminal starts time of using cars interrogation function according to the feedback signal；
When the time of using cars information for not receiving feedback, start the cyclic pattern of the time of using cars interrogation function, until
Receive the time of using cars information of feedback.
3. a kind of pre-heating mean of power battery according to claim 1, which is characterized in that pass through the heating device pair
Battery and cockpit carry out heating
Establish the correspondence with battery management system；
The working condition of charging unit is monitored by battery management system；
When the working condition is non-discharged state, transmission charge request to the battery management system；
According to the charge request, the heating device is started by the battery management system；
Battery and cockpit are heated by the heating device.
4. a kind of pre-heating mean of power battery according to claim 1, which is characterized in that obtain user's stroke of feedback
Time includes:
Receive stopping heating signal；
The stopping heating signal being sent to mobile terminal；
According to the feedback signal for stopping heating, starting user's stroke changes interrogation function；
Judge whether to receive user's stroke modification information of feedback；
If receiving user's stroke modification information, by user's stroke modification information, user's row of feedback is obtained
The journey time；
If not receiving user's stroke modification information, terminate warm.
5. a kind of pre-heating mean of power battery according to claim 4, which is characterized in that when according to user's stroke
Between end of message warm include:
Obtain user's journey time of feedback；
Judge whether user's journey time is less than the preset strokes time；
If user's journey time is not less than the preset strokes time, again according to the time of using cars information, described
Battery requirements temperature, it is described sail cabin demand temperature and the heating power, obtain the discharge time of charging unit；
If user's journey time is less than the preset strokes time, compensation temperature is obtained；
According to the compensation temperature, battery and cockpit are heated by the heating device；
When battery temperature reaches the battery requirements temperature, and cockpit temperature reaches the cockpit demand temperature, terminate
Warm.
6. a kind of pre-heating mean of power battery according to claim 4, which is characterized in that when according to user's stroke
Between end of message warm include:
Obtain user's journey time of feedback；
Calculate the time difference of user's journey time and preset strokes time；
Judge whether the time difference is less than preset first time；
If the time difference is less than the first time, terminate warm；
If the time difference is not less than the first time, current environment temperature is obtained, is determined based on environment temperature pre-
If the second time；
Judge whether the time difference is greater than second time；
If the time difference is greater than second time；Again according to the time of using cars information, the battery requirements temperature
Degree, it is described sail cabin demand temperature and the heating power, obtain the discharge time of charging unit；
If the time difference is not more than second time, compensation temperature is obtained；
According to the compensation temperature, battery and cockpit are heated by the heating device；
When battery temperature reaches the battery requirements temperature, and cockpit temperature reaches the cockpit demand temperature, terminate
Warm.
7. a kind of pre-heating mean of power battery according to claim 6, which is characterized in that the first time is in electricity
When pond temperature declines predetermined temperature, the time of consumption.
8. a kind of pre-heating mean of power battery according to claim 5 or 6, which is characterized in that battery temperature reaches institute
State battery requirements temperature, and cockpit temperature reaches the mode of the cockpit demand temperature and includes while reaching mode or timesharing
Reach mode.
9. a kind of pre-heating mean of power battery according to claim 5 or 6, which is characterized in that the compensation temperature
Mode includes duration compensation way or intermittent compensation way.
10. a kind of preheating device of power battery characterized by comprising
Demand temperature acquiring unit, for obtaining preset battery requirements temperature and preset cockpit demand temperature；
Heating power allocation unit, for distributing the heating power of heating device；
Discharge time acquiring unit, for obtaining the discharge time of charging unit；
Heating starting unit, for being heated by the heating device to battery and cockpit；
Closing unit is heated, for stopping heating；
Travel time information acquiring unit, for obtaining user's travel time information of feedback；
Closing unit is preheated, for terminating warm.
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| CN113306453A (en) * | 2020-02-27 | 2021-08-27 | 北京新能源汽车股份有限公司 | Power battery heat preservation method and device, automobile and heat preservation processing equipment |
| CN113306454A (en) * | 2021-05-24 | 2021-08-27 | 东风汽车集团股份有限公司 | Vehicle intelligent thermal management method and system and computer readable storage medium |
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Effective date of registration: 20210527 Address after: 430056 A404, building 3, 28 chuanjiangchi 2nd Road, Wuhan Economic and Technological Development Zone, Wuhan City, Hubei Province Applicant after: Wuhan lutes Automobile Co.,Ltd. Address before: 310051 No. 1760, Jiangling Road, Hangzhou, Zhejiang, Binjiang District Applicant before: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Applicant before: ZHEJIANG GEELY AUTOMOBILE RESEARCH INSTITUTE Co.,Ltd. |
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Application publication date: 20191015 |