CN110085949A - A kind of battery modules and electric car - Google Patents
A kind of battery modules and electric car Download PDFInfo
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- CN110085949A CN110085949A CN201910487822.XA CN201910487822A CN110085949A CN 110085949 A CN110085949 A CN 110085949A CN 201910487822 A CN201910487822 A CN 201910487822A CN 110085949 A CN110085949 A CN 110085949A
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- cover board
- control instruction
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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
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
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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
- H01M10/61—Types of temperature control
- H01M10/615—Heating or keeping warm
-
- 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
- H01M10/617—Types of temperature control for achieving uniformity or desired distribution of temperature
-
- 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
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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
- H01M10/63—Control systems
- H01M10/635—Control systems based on ambient temperature
-
- 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
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/657—Means for temperature control structurally associated with the cells by electric or electromagnetic means
-
- 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
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/657—Means for temperature control structurally associated with the cells by electric or electromagnetic means
- H01M10/6571—Resistive heaters
-
- 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
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/657—Means for temperature control structurally associated with the cells by electric or electromagnetic means
- H01M10/6572—Peltier elements or thermoelectric devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Secondary Cells (AREA)
- Automation & Control Theory (AREA)
Abstract
It includes thermostat unit, the first temperature sensor, second temperature sensor, multiple battery cores and the first cover board and the second cover board for fixing the multiple battery core that the application, which provides a kind of battery modules and electric car, battery modules,.Measure the internal temperature and external temperature of battery modules respectively by the first temperature sensor and second temperature sensor, and then obtain the internal temperature of battery modules and the temperature difference of external temperature, temperature adjusting is carried out to the peripheral battery core in multiple battery cores with the thermostat unit of second temperature sensor corresponding position by being located at, the external temperature of regulating cell mould group, so that the temperature difference of the internal temperature of battery modules and external temperature is located at setting range.Using battery modules provided by the present application and electric car, the problem of internal temperature and external temperature excessive temperature differentials of battery modules can be improved.
Description
Technical field
This application involves new energy fields, in particular to a kind of battery modules and electric car.
Background technique
The development of new energy has been trend of the times, and power battery module is as power supply device main in new energy,
The quality of its performance directly affects the development of entire industry.At present for power battery module, there is battery modules
Internal temperature and external temperature excessive temperature differentials the problem of.Once excessive temperature differentials can not only make the service life of battery modules contract
Subtract, the power supply efficiency for also resulting in battery modules becomes smaller.
In view of this, the problem of how improving battery modules internal temperature and external temperature excessive temperature differentials, be to need at present
It solves.
Summary of the invention
The application provides a kind of battery modules and electric car.
In a first aspect, the application provides a kind of battery modules, including thermostat unit, the first temperature sensor, second
Temperature sensor, multiple battery cores and the first cover board and the second cover board for fixing the multiple battery core；
The multiple battery core is arranged between first cover board and the second cover board；
First temperature sensor is arranged at the position between the multiple battery core, for detecting the battery modules
Internal temperature；
Peripheral battery core position is arranged in the multiple battery core in the second temperature sensor, described for detecting
The external temperature of battery modules；
The thermostat unit is arranged at position corresponding with the second temperature sensor, for receiving according to institute
The control instruction that internal temperature and external temperature generate is stated, and according to the control instruction to the peripheral battery core of the battery modules
Temperature adjusting is carried out, so that the temperature difference of the internal temperature of the battery modules and external temperature is located at setting range.
Optionally, the thermostat unit includes shell, connector, heater and refrigerator；
The shell is connect by the connector with first cover board and the second cover board；
The heater and refrigerator are arranged in the interior of shell；
When the temperature difference of the internal temperature and external temperature is beyond setting range and the external temperature is lower than the inside
When temperature, it is computer heating control instruction that the heater, which receives, and the heater is used for according to computer heating control instruction pair
The peripheral battery core of the battery modules is heated；
When the temperature difference of the internal temperature and external temperature is beyond setting range and the external temperature is higher than the inside
When temperature, it is cooling control instruction that the refrigerator, which receives, and the refrigerator is used for according to the cooling control instruction pair
The peripheral battery core of the battery modules cools down.
Optionally, be respectively arranged with slideway on first cover board and the second cover board, the slideway on first cover board from
The side of first cover board extends to opposite side；
Slideway on second cover board extends to opposite side from the side of second cover board；
The connector is slidably connected with the slideway on first cover board and the second cover board respectively, and the connector is used for
The thermostat unit is driven to do the movement close to or far from the battery core according to control instruction.
Optionally, the heater includes adding thermal resistance.
Optionally, the refrigerator includes semiconductor cooler.
Optionally, the thermostat unit further includes conducting wire, and the shell includes through-hole；
One end of the conducting wire is connect with the heater and refrigerator respectively by through-hole, and the other end passes through switch and electricity
Source connection, the switch carry out temperature for the electricity of power supply to be supplied to the heater or refrigerator according to control instruction
Degree regulation.
Optionally, the shell further includes radiation protective layer, and the radiation protective layer is coated in the outer surface of the shell, is used for
Absorb the heat that the battery core generates.
Optionally, the radiation protective layer includes aluminium foil layer and polyester alkene layer；
The aluminium foil layer is coated in the outer surface of the shell, and the polyester alkene layer is coated on the aluminium foil layer far from described
The one side of shell.
Second aspect, the application provide a kind of electric car, including battery modules described in controller and first aspect, institute
Controller is stated to be electrically connected with the battery modules；
First temperature sensor is used to detect the internal temperature of the battery modules, and the internal temperature is sent to institute
State controller；
Second temperature sensor is used to detect the external temperature of the battery modules, and the external temperature is sent to institute
State controller；
The controller is used to that the internal temperature to be calculated according to the internal temperature and external temperature that receive
With the temperature difference of external temperature, judge whether the temperature difference is located in setting range, if being not located in the setting range, issues
Control instruction is to thermostat unit；
The thermostat unit is used to receive the control instruction, and according to the control instruction to the battery modules
Peripheral battery core carry out temperature adjusting so that the temperature difference of the internal temperature of the battery modules and external temperature is located at the setting
In range.
It optionally, include the movement position and the corresponding tune of movement position of the thermostat unit in the control instruction
Power is saved, the thermostat unit is used for the periphery electricity by following steps according to the control instruction to the battery modules
Core carries out temperature adjusting:
According to the control instruction move to the control instruction included at movement position；
Temperature adjusting is carried out with regulation power included in the control instruction according to the control instruction, so that described
The temperature difference of internal temperature and external temperature is located in setting range.
The application provides a kind of battery modules and electric car, by by the first temperature sensor and second temperature sensor
It is separately positioned on the internal temperature and external temperature for detecting battery modules between the inside battery core of battery modules with peripheral battery core,
Then peripheral battery core of the control instruction generated by thermostat unit according to internal temperature and external temperature to battery modules
Temperature regulation is carried out, so that the temperature difference of internal temperature and external temperature is located in setting range.To efficiently control battery mould
The internal temperature of group and the temperature difference of external temperature, and then the service life of battery is improved, it ensure that the energy supply efficiency of battery.
Detailed description of the invention
Technical solution in ord to more clearly illustrate embodiments of the present application, below will be to needed in the embodiment attached
Figure is briefly described.It should be appreciated that the following drawings illustrates only some embodiments of the application, therefore it is not construed as pair
The restriction of range.It for those of ordinary skill in the art, without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram of battery modules provided by the embodiments of the present application；
Fig. 2 is the configuration schematic diagram of battery modules provided by the embodiments of the present application；
Fig. 3 is the configuration schematic diagram of thermostat unit provided by the embodiments of the present application；
Fig. 4 is the partial structural diagram of battery modules provided by the embodiments of the present application；
Fig. 5 be thermostat unit provided by the embodiments of the present application according to control instruction to the peripheral battery cores of battery modules into
The step schematic process flow diagram that trip temperature is adjusted.
Icon: 10- thermostat unit；100- shell；101- connector；102- heater；103- refrigerator；104- is led
Line；105- through-hole；11- battery core；The first cover board of 12-；120- slideway；The second cover board of 13-.
Specific embodiment
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, the technical scheme in the embodiment of the application is clearly and completely described.Obviously, described embodiment is
Some embodiments of the present application, instead of all the embodiments.The application being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiments herein provided in the accompanying drawings is not intended to limit below claimed
Scope of the present application, but be merely representative of the selected embodiment of the application.Based on the embodiment in the application, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model of the application protection
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present application, it is to be understood that the instruction such as term " on ", "lower", "inner", "outside", "left", "right"
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings or this application product using when usually put
Orientation or positional relationship or the orientation or positional relationship that usually understands of those skilled in the art, be merely for convenience of retouching
It states the application and simplifies description, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, with specific
Orientation construction and operation, therefore should not be understood as the limitation to the application.
In addition, term " first ", " second " etc. are only used for distinguishing description, it is not understood to indicate or imply relatively important
Property.
In the description of the present application, it is also necessary to which explanation is unless specifically defined or limited otherwise, " setting ", " even
Connect " etc. terms shall be understood in a broad sense, for example, " connection " may be a fixed connection, may be a detachable connection, or integrally connect
It connects；It can be mechanical connection, be also possible to be electrically connected；It can be and be directly connected to, can also be indirectly connected with by intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned
The concrete meaning of term in this application.
With reference to the accompanying drawing, the specific embodiment of the application is described in detail.
Referring to Fig.1 and 2, Fig. 1 is the structural schematic diagram of battery modules provided by the embodiments of the present application, Fig. 2 is this Shen
Please embodiment provide battery modules configuration schematic diagram.Battery modules include thermostat unit 10, the first temperature biography
Sensor, second temperature sensor, multiple battery cores 11 and the first cover board 12 and the second cover board for fixing the multiple battery core 11
13。
The multiple battery core 11 is arranged between first cover board 12 and the second cover board 13.
In the present embodiment, the shape of the first cover board 12 and the second cover board 13 can be with flexible setting, for example, it may be rectangular
, multiple battery cores 11 can be arranged together according to the square region that the first cover board 12 and the second cover board 13 determine.
First temperature sensor is arranged at the position between the multiple battery core 11, for detecting the battery mould
The internal temperature of group.
In the present embodiment, the position of the first temperature sensor setting can be centrally located electricity in multiple battery cores 11
Gap between core 11 and the battery core 11 of surrounding, the internal temperature of battery modules can refer to is located at interposition in multiple battery cores 11
Set the temperature around battery core 11.In other embodiments, the first temperature sensor can be multiple, be arranged in multiple battery cores 11
Between the battery core 11 of near middle, the internal temperature of battery modules can use multiple collected temperature of first temperature sensor
The average value of degree determines.
11 position of peripheral battery core is arranged in the multiple battery core 11 in the second temperature sensor, for detecting
The external temperature of the battery modules.
In the present embodiment, the position of second temperature sensor setting can be the electricity for being located at outermost in multiple battery cores 11
On core 11, the every side for the battery modules that multiple battery cores 11 are arranged according to the region that the first cover board 12 and the second cover board 13 determine is all
Multiple second temperature sensors can be set.The external temperature of battery modules can be multiple, and the external temperature of different location can
To be obtained by the second temperature sensor that corresponding position is arranged in, the internal temperature of different location and the temperature difference of external temperature can
Being calculated by different external temperatures and the same internal temperature, i.e., different location can have the different temperature difference.
The thermostat unit 10 is arranged at position corresponding with the second temperature sensor, for receiving basis
The control instruction that the internal temperature and external temperature generate, and according to the control instruction to the periphery electricity of the battery modules
Core 11 carries out temperature adjusting, so that the temperature difference of the internal temperature of the battery modules and external temperature is located at setting range.
In this embodiment, thermostat unit 10 can be multiple, and the quantity of thermostat unit 10 can be with the second temperature
The quantity for spending sensor is identical, and the setting position of thermostat unit 10 can be corresponding with the position of second temperature sensor, energy
It is enough that temperature adjusting is carried out according to peripheral battery core 11 of the control instruction to corresponding position, so that the temperature difference of corresponding position is located at and setting
In range.
Referring to figure 3., Fig. 3 is the configuration schematic diagram of thermostat unit 10 provided by the embodiments of the present application.It is described
Thermostat unit 10 may include shell 100, connector 101, heater 102 and refrigerator 103.
The shell 100 is connect by the connector 101 with first cover board 12 and the second cover board 13.
The heater 102 and refrigerator 103 are arranged inside the shell 100.
When the temperature difference of the internal temperature and external temperature is beyond setting range and the external temperature is lower than the inside
When temperature, it is computer heating control instruction that the heater 102, which receives, and the heater 102 is used for according to the computer heating control
The peripheral battery core 11 of the battery modules is heated in instruction.
When the temperature difference of the internal temperature and external temperature is beyond setting range and the external temperature is higher than the inside
When temperature, it is cooling control instruction that the refrigerator 103, which receives, and the refrigerator 103 is used to be controlled according to the cooling
Instruction cools down to the peripheral battery core 11 of the battery modules.
In the present embodiment, heater 102 and refrigerator 103 can integrate between the inside of shell 100, two devices
It can be isolated using insulated heat material.
Referring to figure 4., Fig. 4 is the partial structural diagram of battery modules provided by the embodiments of the present application, first lid
Slideway 120 is respectively arranged on plate 12 and the second cover board 13, the slideway 120 on first cover board 12 is from first cover board 12
Side extend to opposite side.
Slideway 120 on second cover board 13 extends to opposite side from the side of second cover board 13.
The connector 101 is slidably connected with the slideway 120 on first cover board 12 and the second cover board 13 respectively, described
Connector 101 is used to drive the thermostat unit 10 to do the movement close to or far from the battery core 11 according to control instruction.
In the present embodiment, the extending direction of slideway 120 can be extends to opposite side, it is understood that for close to slideway
120 nearest 11 directions of battery core extend.Connector 101 can be sliding block, can be on the first cover board 12 and the second cover board 13
It is provided with the slideway 120 being slidably connected with sliding block, so that sliding block can drive thermostat unit 10 to do close to or far from battery core
11 movement.In other embodiments, connector 101 is also possible to pulley, can set on the first cover board 12 and the second cover board 13
It is equipped with the sliding rail with pulley cooperation, so that pulley can drive thermostat unit 10 to do the movement close to or far from battery core 11.
Further, in the present embodiment, heater 102 can be heated using adding thermal resistance as heating element,
In other embodiments, it can also be heated using quartz infrared cooker heat-generating pipe etc. as heating element.
Further, in the present embodiment, refrigerator 103 can using semiconductor cooler 103 as cooling module into
Row cooling can also take refrigeration system (compressor, condenser, throttle part and evaporator composition) in other embodiments
Cool down Deng the peripheral battery core 11 to battery modules.
Referring once again to Fig. 3, the thermostat unit 10 further includes conducting wire 104, and the shell 100 includes through-hole 105.
One end of the conducting wire 104 is connect with the heater 102 and refrigerator 103 respectively by through-hole 105, the other end
By switch connect to power supply, it is described switch for according to control instruction by the electricity of power supply be supplied to the heater 102 or
Person's refrigerator 103 carries out temperature regulation.
Further, the shell 100 further includes radiation protective layer, and the radiation protective layer is coated in the outer of the shell 100
Surface, the heat generated for absorbing the battery core 11.
Further, the radiation protective layer may include aluminium foil layer and polyester alkene layer.
The aluminium foil layer is coated in the outer surface of the shell 100, and it is separate that the polyester alkene layer is coated on the aluminium foil layer
The one side of the shell 100.
In the present embodiment, it can prevent from the surfacing of thermostat unit 10 from reflecting battery core 11 using radiation protective layer to send out
Heat out, in case the temperature to battery core impacts.
The embodiment of the present application also provides a kind of electric car, including controller and battery modules above-mentioned, the controller
It is electrically connected with the battery modules.
First temperature sensor is used to detect the internal temperature of the battery modules, and the internal temperature is sent to institute
State controller.
Second temperature sensor is used to detect the external temperature of the battery modules, and the external temperature is sent to institute
State controller.
The controller is used to that the internal temperature to be calculated according to the internal temperature and external temperature that receive
With the temperature difference of external temperature, judge whether the temperature difference is located in setting range, if being not located in the setting range, issues
Control instruction is to thermostat unit 10.
The thermostat unit 10 is used to receive the control instruction, and according to the control instruction to the battery mould
The peripheral battery core 11 of group carries out temperature adjusting, so that the temperature difference of the internal temperature of the battery modules and external temperature is positioned at described
In setting range.
Referring to figure 5., Fig. 5 be thermostat unit provided by the embodiments of the present application 10 according to control instruction to battery modules
Peripheral battery core 11 carry out temperature adjusting step schematic process flow diagram.The step includes step S201 and step S202.
Step S201, according to the control instruction move to the control instruction included at movement position.
In the present embodiment, the control instruction that controller issues may include the movement position of thermostat unit 10, example
Such as, the movement position of thermostat unit 10 can be L1, L2 and L3, wherein the distance of L1, L2 and L3 to battery core 11 can be according to
Secondary reduction (i.e. successively closer to battery core 11).
Step S202 carries out temperature tune according to the control instruction with regulation power included in the control instruction
Section, so that the temperature difference of the internal temperature and external temperature is located in setting range.
It in the present embodiment, can also include thermostat unit 10 in control instruction in the corresponding adjusting function of different location
Rate.For example, the power in refrigeration of thermostat unit 10 can have Q1, Q2 and Q3, wherein the power of Q1, Q2 and Q3 successively increase
Greatly, power can have Q4, Q5 and Q6 to thermostat unit 10 when heated, and wherein the power of Q4, Q5 and Q6 are sequentially increased.
In the present embodiment, when thermostat unit 10 is located at position L1, corresponding refrigeration and heating power can be distinguished
For Q1 and Q4；When thermostat unit 10 is located at position L2, corresponding refrigeration and heating power can be respectively Q2 and Q5；Temperature
When adjusting unit 10 is located at position L3, corresponding refrigeration and heating power can be respectively Q3 and Q6.For example, internal temperature at this time
Setting range with the temperature difference of external temperature is 2 DEG C, if internal temperature is lower than external temperature at this time, and the temperature difference is in 2 DEG C -5 DEG C
Between, it is believed that the temperature difference is less than normal at this time, and controller can send control instruction to thermostat unit 10, enable its move to away from
Cool down at the farther away L1 in 11 position of battery core, and using corresponding lower-powered Q1 to the peripheral battery core 11 of battery modules；
If internal temperature is lower than external temperature at this time, and the temperature difference is between 5 DEG C -10 DEG C, it is believed that the temperature difference is medium at this time, controller
Control instruction can be issued to thermostat unit 10, enable it move at the medium L2 of 11 positional distance of battery core, and adopt
Cooled down with the medium Q2 of corresponding power to the peripheral battery core 11 of battery modules；If internal temperature is lower than external temperature at this time,
And the temperature difference is more than 10 DEG C, it is believed that the temperature difference is larger at this time, and controller can issue control instruction to thermostat unit 10, enables
It is moved at the closer L3 of 11 positional distance of battery core, and using the corresponding biggish Q3 of power to the periphery electricity of battery modules
Core 11 cools down.
Similarly, can be according to the specific numerical value of the temperature difference if internal temperature is higher than external temperature at this time, corresponding sending control refers to
One of (may include in control instruction L1 and Q4, L2 and Q5, L3 and Q6) is enabled to carry out the peripheral battery core 11 to battery modules
It is heated.Using the method divided distance, divide power, different control instructions can be selected to send for different situations and determined
Plan can make the adjusting of thermostat unit 10 more efficient.In the other embodiments of the present embodiment, control instruction medium temperature
The distance and regulation power that degree adjusts unit 10 to battery core 11 can be in a linear relationship (for example, thermostat unit 10 is from battery core
11 is closer, and regulation power is bigger).In other embodiments, the power of thermostat unit 10 can also be taken constant, from electricity
The distance of core 11 is changed according to control instruction or the distance of thermostat unit 10 to battery core 11 is constant, regulation power
It is changed according to control instruction.
In conclusion using battery modules provided by the present application and electric car, it can be by thermostat unit to electricity
The peripheral battery core of Chi Mo group carries out temperature adjusting, so that the internal temperature and external temperature of battery modules are located in setting range,
The steady-working state that ensure that battery modules extends the service life of battery modules.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (10)
1. a kind of battery modules, which is characterized in that including thermostat unit, the first temperature sensor, second temperature sensor,
Multiple battery cores and the first cover board and the second cover board for fixing the multiple battery core；
The multiple battery core is arranged between first cover board and the second cover board；
First temperature sensor is arranged at the position between the multiple battery core, for detecting in the battery modules
Portion's temperature；
Peripheral battery core position is arranged in the multiple battery core in the second temperature sensor, for detecting the battery
The external temperature of mould group；
The thermostat unit is arranged at position corresponding with the second temperature sensor, for receiving according to described interior
The control instruction that portion's temperature and external temperature generate, and carried out according to peripheral battery core of the control instruction to the battery modules
Temperature is adjusted, so that the temperature difference of the internal temperature of the battery modules and external temperature is located at setting range.
2. battery modules according to claim 1, which is characterized in that the thermostat unit include shell, connector,
Heater and refrigerator；
The shell is connect by the connector with first cover board and the second cover board；
The heater and refrigerator are arranged in the interior of shell；
When the temperature difference of the internal temperature and external temperature is beyond setting range and the external temperature is lower than the internal temperature
When, it is computer heating control instruction that the heater, which receives, and the heater is used to be instructed according to the computer heating control to described
The peripheral battery core of battery modules is heated；
When the temperature difference of the internal temperature and external temperature is beyond setting range and the external temperature is higher than the internal temperature
When, it is cooling control instruction that the refrigerator, which receives, and the refrigerator is used for according to the cooling control instruction to described
The peripheral battery core of battery modules cools down.
3. battery modules according to claim 2, which is characterized in that be respectively set on first cover board and the second cover board
There is slideway, the slideway on first cover board extends to opposite side from the side of first cover board；
Slideway on second cover board extends to opposite side from the side of second cover board；
The connector is slidably connected with the slideway on first cover board and the second cover board respectively, and the connector is used for basis
Control instruction drives the thermostat unit to do the movement close to or far from the battery core.
4. battery modules according to claim 2, which is characterized in that the heater includes adding thermal resistance.
5. battery modules according to claim 2, which is characterized in that the refrigerator includes semiconductor cooler.
6. battery modules according to claim 2, which is characterized in that the thermostat unit further includes conducting wire, institute
Stating shell includes through-hole；
One end of the conducting wire is connect with the heater and refrigerator respectively by through-hole, and the other end is connected by switch and power supply
It connects, the switch carries out temperature tune for the electricity of power supply to be supplied to the heater or refrigerator according to control instruction
Control.
7. battery modules according to claim 2, which is characterized in that the shell further includes radiation protective layer, described anti-
Radiating layer is coated in the outer surface of the shell, the heat generated for absorbing the battery core.
8. battery modules according to claim 7, which is characterized in that the radiation protective layer includes aluminium foil layer and polyester alkene
Layer；
The aluminium foil layer is coated in the outer surface of the shell, and the polyester alkene layer is coated on the aluminium foil layer far from the shell
One side.
9. a kind of electric car, which is characterized in that including controller and battery modules of any of claims 1-8,
The controller is electrically connected with the battery modules；
First temperature sensor is used to detect the internal temperature of the battery modules, and the internal temperature is sent to the control
Device processed；
Second temperature sensor is used to detect the external temperature of the battery modules, and the external temperature is sent to the control
Device processed；
The controller is used for according to the internal temperature and external temperature that receive, and the internal temperature and outer is calculated
The temperature difference of portion's temperature, judges whether the temperature difference is located in setting range, if being not located in the setting range, issues control
Instruct thermostat unit；
The thermostat unit is used to receive the control instruction, and according to the control instruction to the outer of the battery modules
It encloses battery core and carries out temperature adjusting, so that the temperature difference of the internal temperature of the battery modules and external temperature is located at the setting range
It is interior.
10. electric car according to claim 9, which is characterized in that adjusted in the control instruction comprising the temperature
The corresponding regulation power of movement position and movement position of unit, the thermostat unit are used for through following steps according to institute
It states control instruction and temperature adjusting is carried out to the peripheral battery core of the battery modules:
According to the control instruction move to the control instruction included at movement position；
Temperature adjusting is carried out with regulation power included in the control instruction according to the control instruction, so that the inside
Temperature and the temperature difference of external temperature are located in setting range.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910487822.XA CN110085949B (en) | 2019-06-05 | 2019-06-05 | Battery module and electric automobile |
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| CN201910487822.XA CN110085949B (en) | 2019-06-05 | 2019-06-05 | Battery module and electric automobile |
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| CN110085949A true CN110085949A (en) | 2019-08-02 |
| CN110085949B CN110085949B (en) | 2021-01-05 |
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| CN111293248A (en) * | 2020-02-26 | 2020-06-16 | 重庆工业职业技术学院 | New energy automobile power battery cooling system and cooling control method |
| CN113984247A (en) * | 2021-11-03 | 2022-01-28 | 中国人民解放军空军军医大学 | Multi-point human body temperature measuring device |
| CN115360449A (en) * | 2022-09-15 | 2022-11-18 | 厦门海辰储能科技股份有限公司 | Detection tool, temperature checking method and energy storage device |
| CN115483416A (en) * | 2022-06-30 | 2022-12-16 | 华北电力大学 | System and method for testing external temperature field of SOFC (solid oxide Fuel cell) stack |
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| CN111293248A (en) * | 2020-02-26 | 2020-06-16 | 重庆工业职业技术学院 | New energy automobile power battery cooling system and cooling control method |
| CN111293248B (en) * | 2020-02-26 | 2022-03-29 | 重庆工业职业技术学院 | New energy automobile power battery cooling system and cooling control method |
| CN113984247A (en) * | 2021-11-03 | 2022-01-28 | 中国人民解放军空军军医大学 | Multi-point human body temperature measuring device |
| CN115483416A (en) * | 2022-06-30 | 2022-12-16 | 华北电力大学 | System and method for testing external temperature field of SOFC (solid oxide Fuel cell) stack |
| CN115360449A (en) * | 2022-09-15 | 2022-11-18 | 厦门海辰储能科技股份有限公司 | Detection tool, temperature checking method and energy storage device |
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|---|---|
| CN110085949B (en) | 2021-01-05 |
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Effective date of registration: 20220317 Address after: 230601 engine plant, No.62, Shixin Road, Hefei Economic and Technological Development Zone, Anhui Province Patentee after: Anhui Jianghuai Huating battery system Co.,Ltd. Address before: 230601 Anhui Hefei economic and Technological Development Zone, Xin Xin Road, No. 62 power battery factory Patentee before: Huating (Hefei) Power Technology Co.,Ltd. |
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