WO2019156352A1 - 배터리의 온도를 조절을 위한 장치 및 방법 - Google Patents
배터리의 온도를 조절을 위한 장치 및 방법 Download PDFInfo
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- WO2019156352A1 WO2019156352A1 PCT/KR2019/000050 KR2019000050W WO2019156352A1 WO 2019156352 A1 WO2019156352 A1 WO 2019156352A1 KR 2019000050 W KR2019000050 W KR 2019000050W WO 2019156352 A1 WO2019156352 A1 WO 2019156352A1
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- Prior art keywords
- cooling plate
- temperature value
- temperature
- battery
- control unit
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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
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6554—Rods or plates
-
- 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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring 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
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- 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
-
- 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
-
- 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
- H01M10/637—Control systems characterised by the use of reversible temperature-sensitive devices, e.g. NTC, PTC or bimetal devices; characterised by control of the internal current flowing through the cells, e.g. by switching
-
- 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
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6569—Fluids undergoing a liquid-gas phase change or transition, e.g. evaporation or condensation
-
- 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
- H01M10/659—Means for temperature control structurally associated with the cells by heat storage or buffering, e.g. heat capacity or liquid-solid phase changes or transition
-
- 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
Definitions
- the present invention relates to an apparatus and method for regulating the temperature of a battery.
- lithium batteries have almost no memory effect compared to nickel-based batteries, and thus are free of charge and discharge, and have a very high self discharge rate. Its low and high energy density has attracted much attention.
- the battery generally includes at least one battery cell and a case.
- the high-voltage battery mounted on the electric vehicle generates a lot of heat during charge and discharge, a structure that can effectively cool it has become a great concern.
- the battery module disclosed in Patent Document 1 which is one of the prior arts, includes a case and a heat sink. Specifically, in a state where a plurality of batteries are accommodated inside the case, the heat sink directly contacts the bottom surface of the case. The heat of the plurality of batteries is discharged to the outside through the case and the heat sink, thereby cooling the battery.
- Patent Document 1 if a heat transfer structure such as a heat sink is always provided in contact with the case by a certain area, in some cases it may hinder the efficient use of the battery. For example, the battery has a high charge / discharge efficiency in an appropriate temperature range, and it may take a long time for the temperature of the battery to rise to an appropriate temperature range due to the heat sink. As another example, if the heat sink is too hot, heat from the heat sink may be transferred to the battery, causing the battery to overheat.
- Patent Document 1 Republic of Korea Patent Publication No. 10-2017-0107792 (published date: September 26, 2017)
- the present invention has been made to solve the above problems, and an object of the present invention is to provide an apparatus and method for effectively controlling the temperature of a battery by selectively contacting a heat transfer structure with a portion of the battery according to the use environment of the battery. It is done.
- An apparatus for adjusting the temperature of a battery the cooling plate disposed to be in contact with the outer surface of the battery; A first transfer portion configured to selectively move the cooling plate along a first axis such that the cooling plate is in contact with or separated from the outer surface; And a control unit operatively coupled to the first transfer unit.
- the controller selects one of a first operation mode and a second operation mode based on a first temperature value indicating the temperature of the battery.
- the controller outputs a first control signal to the first transfer unit instructing to move the cooling plate to a first position.
- the control unit outputs a second control signal to the first transfer unit instructing to move the cooling plate to a second position when the second operation mode is selected.
- the cooling plate When the cooling plate is moved to the first position, the cooling plate contacts the outer surface with a predetermined maximum area. The cooling plate is in contact with or separated from the outer surface with an area smaller than the maximum area when moved to the second position.
- the cooling plate may include a phase change material.
- the outer surface may include a plurality of first protrusions protruding toward the cooling plate.
- the cooling plate may include a plurality of second protrusions protruding toward the outer surface. When the cooling plate is moved to the first position, the plurality of second protrusions may be disposed between the plurality of first protrusions and contact the plurality of first protrusions.
- the controller may select the first operation mode when the first temperature value is greater than or equal to a first threshold value.
- the controller may select one of the first operation mode and the second operation mode based on a second temperature value indicating the temperature of the cooling plate.
- the controller may select the first operation mode when the first temperature value is greater than the second temperature value and the difference between the first temperature value and the second temperature value is greater than or equal to a second threshold value.
- the control unit may be configured to (i) the first temperature value is less than or equal to the second temperature value, or (ii) the first temperature value is greater than the second temperature value, and between the first temperature value and the second temperature value. If the difference is less than the second threshold, the second mode of operation may be selected.
- the controller may calculate a transport distance based on the first temperature value and the second temperature value.
- the conveying distance may represent a distance between the first position and the second position.
- the conveying distance may be proportional to a difference between the first temperature value and the second temperature value.
- the apparatus may further include a second transfer part configured to selectively move the cooling plate along a second axis different from the first axis.
- a battery system includes the temperature control device.
- a method of controlling a temperature of a battery uses a temperature control device including a cooling plate, a first transfer part, and a controller.
- the method includes determining, by the controller, a first temperature value representing a temperature of the battery; Selecting, by the controller, one of a first operation mode and a second operation mode based on the first temperature value; Outputting a first control signal to the first transfer unit instructing the control unit to move the cooling plate to a first position along a first axis when the first operation mode is selected; And outputting a second control signal to the first transfer unit instructing the control unit to move the cooling plate to a second position along the first axis when the second operation mode is selected.
- the cooling plate When the cooling plate is moved to the first position, the cooling plate contacts the outer surface of the battery with a predetermined maximum area. The cooling plate is in contact with or separated from the outer surface with an area smaller than the maximum area when moved to the second position.
- the temperature of the battery can be effectively controlled by selectively contacting the battery with the heat transfer structure according to the use environment of the battery.
- FIG 1 and 2 are views referred to for explaining a battery system according to an embodiment of the present invention.
- 3 and 4 are views referred to for describing a battery system according to another embodiment of the present invention.
- FIG 5 and 6 are views referred to for explaining a battery system according to another embodiment of the present invention.
- FIG. 7 shows an example in which the battery and the cooling plate viewed from the direction A of FIG. 1 are in contact with each other.
- FIGS. 8 is a flow chart illustrating a method associated with FIGS. 1 and 2.
- FIGS. 9 is a flow chart illustrating another method associated with FIGS. 1 and 2.
- FIG. 11 is a flow chart illustrating a method associated with FIGS. 5 and 6.
- control unit> means a unit for processing at least one function or operation, which may be implemented in hardware or software, or a combination of hardware and software.
- FIG 1 and 2 are views referred to for explaining a battery system according to an embodiment of the present invention.
- the battery system 1 includes a battery 10 and a temperature control device 20.
- the battery 10 comprises a case 11 and at least one rechargeable cell 13 which is at least partly sealed by the case 11.
- the thermostat 20 is configured to regulate the temperature of the battery 10 by selectively cooling the battery 10.
- the battery 10 may be fixed to the vehicle body of the electric vehicle, for example, by bolts or the like.
- the temperature control apparatus 20 includes the cooling plate 100, the transfer part 210, and the control part 300.
- the temperature control device 20 may optionally further include at least one of the first temperature sensor 21 and the second temperature sensor 22.
- the cooling plate 100 is arranged to be in contact with the case 11 of the battery 10.
- Outer surface 12 refers to a portion of case 11 disposed in contact with cooling plate 100.
- the cooling plate 100 may include a case 110 and a heat transfer material 120.
- the heat transfer material 120 is filled in the case 110, and may have a thermal conductivity of at least a level, for example, a phase change material (PCM), to absorb heat from the outer surface 12. It may be a substance.
- PCM phase change material
- the transfer unit 210 is mechanically coupled to the cooling plate 100 and is configured to selectively move the cooling plate 100 in one direction or the reverse direction along the x-axis in response to a command from the control unit 300.
- the x-axis can be, for example, an axis perpendicular to the ground.
- the transfer unit 210 may include a first actuator 211, a first gear 212, and a second gear 213.
- the first actuator 211 may be, for example, a step motor, and is configured to rotate the first gear 212 clockwise or counterclockwise.
- the first gear 212 is disposed to mesh with the second gear 213.
- the second gear 213 is configured to convert the rotational movement of the first gear 212 into a linear movement on the x-axis.
- the first gear 212 may be a pinion gear and the second gear 213 may be a rack gear.
- one side of the second gear 213 is coupled to the cooling plate 100, the distance between the cooling plate 100 and the outer surface 12 by a distance corresponding to the amount of rotation of the first gear 212.
- the distance may vary within the first predetermined range along the x-axis.
- the transfer unit 210 may move the cooling plate 100 only along the x-axis. Thus, the movement of the cooling plate 100 along the y-axis is limited.
- the y-axis can be, for example, an axis parallel to the ground.
- the controller 300 may include application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays (FPGAs), and microprocessors. (microprocessors), and may be implemented using at least one of the electrical unit for performing other functions.
- the controller 300 may have a built-in memory. In the memory, a program and various data for executing a method to be described later may be stored.
- the memory may be, for example, a flash memory type, a hard disk type, a solid state disk type, an SSD type, a silicon disk drive type, or a multimedia card micro type.
- RAM random access memory
- SRAM static random access memory
- ROM read-only memory
- EEPROM electrically erasable programmable read-only memory
- PROM programmable read-only memory It may include a storage medium of the type.
- the control unit 300 is operatively coupled to the transfer unit 210.
- the controller 300 may be operatively coupled to at least one of the first temperature sensor 21 and the second temperature sensor 22.
- the first temperature sensor 21 is disposed inside or outside the case of the battery 10 and transmits a first temperature signal T 1 indicating the temperature of the battery 10 to the controller 300.
- the second temperature sensor 22 may be disposed inside or outside the cooling plate 100 to transmit a second temperature signal T 2 indicating the temperature of the cooling plate 100 to the controller 300.
- the controller 300 may determine the first temperature value based on the first temperature signal T 1 , and determine the second temperature value based on the second temperature signal T 2 .
- the controller 300 may select one of the first operation mode and the second operation mode based on at least one of the first temperature value and the second temperature value every predetermined time or whenever a predetermined condition is satisfied. have.
- the first operating mode may be a mode for contacting the cooling plate 100 to the outer surface 12
- the second operating mode may be a mode for separating the cooling plate 100 from the outer surface 12.
- the controller 300 When the first operation mode is selected, the controller 300 outputs a control signal S 1 to the transfer unit 210 instructing to move the cooling plate 100 to the first position along the x-axis.
- xy coordinates of a predetermined point P of the cooling plate 100 may be (x 1 , y 1 ).
- the cooling plate 100 contacts the outer surface 12 with a predetermined maximum area. Thus, through the contact portion between the cooling plate 100 and the outer surface 12, a state in which heat transfer from the battery 10 to the cooling plate 100 can be achieved.
- the controller 300 When the second operation mode is selected, the controller 300 outputs a control signal S 2 to the transfer unit 210 instructing the cooling plate 100 to move to the second position along the x-axis.
- the coordinate of the predetermined point P of the cooling plate 100 may be (x 2 , y 1 ).
- the cooling plate 100 and the outer surface 12 are in contact (ie, separated). That is, the cooling plate 100 is separated from the outer surface 12 in the second position. As a result, direct heat exchange between the cooling plate 100 and the outer surface 12 is blocked. In this case, a flow path through which air flows may be formed through a space between the cooling plate 100 and the outer surface 12.
- the controller 300 may determine the second position simultaneously with or after the second operation mode is selected. Specifically, the first position is a predetermined fixed position at which the cooling plate 100 contacts the outer surface 12, while the second position may vary according to at least one of the first temperature value and the second temperature value. Location.
- the controller 300 may calculate the first transport distance ⁇ X 1 based on at least one of the first temperature value and the second temperature value. For example, when the first temperature value and is larger than a second temperature value, the first feeding distance ( ⁇ X 1) it has a first predetermined range in the first temperature value and the second difference in temperature or the first temperature value between the value And may be proportional to the difference between the first threshold value and the predetermined first threshold value.
- ⁇ X 1 is equal to x 2 -x 1 or x 1 -x 2 .
- the first conveyance distance represents a distance between the first position and the second position.
- the controller 300 may determine, as the second position, a point spaced apart from the first position by the first transport distance along the x-axis. That is, the control signal S 2 is for instructing the cooling plate 100 to move so that the cooling plate 100 is moved away from the outer surface 12 by a first transport distance along the x-axis from the first position. May be a signal.
- 3 and 4 are views referred to for explaining the battery system 1 according to another embodiment of the present invention.
- the temperature control device 20 includes a cooling plate 100, a transfer unit 220, and a controller 300.
- the temperature control device 20 may optionally further include a first temperature sensor 21 and a second temperature sensor 22. Compared with FIGS. 1 and 2, since only the transfer unit 210 is replaced by the transfer unit 220, repeated description of common components will be omitted.
- the transfer part 220 is coupled to the cooling plate 100 and is configured to selectively move the cooling plate 100 in one direction or in the opposite direction along the y-axis.
- the y-axis is at an angle (eg, a right angle) with the x-axis.
- the transfer unit 220 may include a second actuator 221, a third gear 222, and a fourth gear 223.
- the second actuator 221 may be a step motor, for example, and is configured to rotate the third gear 222 clockwise or counterclockwise.
- the third gear 222 is disposed to mesh with the fourth gear 223.
- the fourth gear 223 is configured to convert the rotational movement of the third gear 222 into linear movement on the y-axis.
- the third gear 222 may be a pinion gear and the fourth gear 223 may be a rack gear.
- the fourth gear 223 is mechanically coupled to the cooling plate 100, so that the contact area between the cooling plate 100 and the outer surface 12 depends on the amount of rotation of the third gear 222. It can vary within the second predetermined range.
- the transfer unit 220 may move the cooling plate 100 only along the y-axis. Thus, the movement of the cooling plate 100 along the x-axis is limited.
- the control unit 300 is operatively coupled to the transfer unit 220.
- the controller 300 may select one of the third operation mode and the fourth operation mode based on at least one of the first temperature value and the second temperature value every predetermined time or whenever a predetermined condition is satisfied. have.
- the third operating mode is a mode for maximally contacting the cooling plate 100 with the outer surface 12, and the fourth operating mode sets the contact area between the cooling plate 100 and the outer surface 12 in the third operating mode. This is a mode for reducing than the contact area.
- the controller 300 When the third operation mode is selected, the controller 300 outputs a control signal S 3 to the transfer unit 220 instructing to move the cooling plate 100 to a third position along the y-axis.
- the third position may be the same as the first position described above.
- the third position may be predetermined differently from the first position.
- an xy coordinate of a predetermined point P of the cooling plate 100 may be (x 1 , y 1 ).
- the contact area between the cooling plate 100 and the outer surface 12 may be maximized.
- the controller 300 When the fourth operation mode is selected, the controller 300 outputs a control signal S 4 to the transfer unit 220 instructing to move the cooling plate 100 to the fourth position along the y-axis.
- the coordinates of the predetermined point P of the cooling plate 100 may be (x 1 , y 2 ).
- the contact area between the cooling plate 100 and the outer surface 12 is reduced.
- heat transfer from the outer surface 12 to the cooling plate 100 may be weaker than in the third mode of operation.
- the controller 300 may determine the fourth position simultaneously with or after the fourth operation mode is selected.
- the third position is a predetermined fixed position at which the cooling plate 100 is in maximum contact with the outer surface 12, while the fourth position changes in accordance with at least one of the first temperature value and the second temperature value. This is where you can.
- the controller 300 may calculate the second transfer distance ⁇ Y 1 based on at least one of the first temperature value and the second temperature value. For example, when the first temperature value and is larger than a second temperature value, the second feeding distance ( ⁇ Y 1), the second predetermined range within the first temperature value and the second difference in temperature or the first temperature value between the value And may be proportional to the difference between the first threshold value and the predetermined first threshold value.
- ⁇ Y 1 is the same as y 2 -y 1 or y 1 -y 2 .
- the controller 300 may determine, as the fourth position, a point spaced apart from the third position by the second transport distance along the y-axis. That is, the control signal S 4 is for instructing the cooling plate 100 to move so that the cooling plate 100 is separated from the outer surface 12 by the second conveying distance along the y-axis from the third position. May be a signal.
- FIG 5 and 6 are views referred to for explaining the battery system 1 according to another embodiment of the present invention.
- the temperature control device 20 includes a cooling plate 100, a transfer unit 230, a fourth transfer unit 240, and a controller 300.
- the temperature control device 20 may optionally further include at least one of the first temperature sensor 21 and the second temperature sensor 22.
- the transfer part 210 is replaced by the transfer part 230 and the transfer part 220 is different only in that it is replaced by the fourth transfer part 240, and thus, repetitive description of common components. Will be omitted.
- the transfer unit 230 is mechanically coupled to the cooling plate 100 and is configured to selectively move the cooling plate 100 in one direction or in the opposite direction along the x-axis.
- the transfer unit 230 may include a third actuator 231 and a first piston 232.
- the third actuator 231 may be, for example, a hydraulic cylinder and is configured to cause the first piston 232 to reciprocate linearly within a first predetermined range along the x-axis.
- one side of the first piston 232 is coupled to the cooling plate 100 so that the x-axis distance between the cooling plate 100 and the outer surface 12 may vary within a first predetermined range.
- the transfer unit 210 of FIGS. 1 and 2 may be replaced with a transfer unit 230.
- the transfer unit 230 may be replaced by the transfer unit 210 of FIGS. 1 and 2.
- the conveyer 240 is coupled to the cooling plate 100 via the conveyer 230 and is configured to selectively move the cooling plate 100 in one direction or in the reverse direction along the y-axis.
- the fourth transfer unit 240 may include a fourth actuator 241 and a second piston 242.
- the fourth actuator 241 can be, for example, a hydraulic cylinder and is configured to cause the second piston 242 to reciprocally linearly move within a second predetermined range along the y-axis.
- the transfer unit 220 of FIGS. 3 and 4 may be replaced with a transfer unit 240.
- the transfer unit 240 may be replaced by the transfer unit 220 of FIGS. 3 and 4.
- the control unit 300 is operatively coupled to the transfer unit 230 and the fourth transfer unit 240.
- the controller 300 may select one of the fifth operation mode and the sixth operation mode based on at least one of the first temperature value and the second temperature value every predetermined time or whenever a predetermined condition is satisfied. have.
- the fifth mode of operation is a mode for maximum contact of the cooling plate 100 to the outer surface 12 in the same manner as the third mode of operation
- the sixth mode of operation is the outer side of the cooling plate 100 like the second mode of operation.
- the control unit 300 transmits the control unit 230 and the control signal S 5 to instruct to move the cooling plate 100 to the fifth position along the x-axis and the y-axis. 4 output to the transfer unit 240.
- the fifth position may be the same as the first position described above.
- an xy coordinate of a predetermined point P of the cooling plate 100 may be (x 1 , y 1 ).
- the contact area between the cooling plate 100 and the outer surface 12 is maximized.
- the control unit 300 transmits the control unit 230 and the transfer unit to a control signal S 6 which instructs to move the cooling plate 100 to the sixth position along the x-axis and the y-axis. Output to 240.
- a coordinate of a predetermined point P of the cooling plate 100 may be (x 3 , y 3 ).
- the controller 300 may determine the sixth position simultaneously with or after the sixth operation mode is selected.
- the fifth position is a predetermined fixed position at which the cooling plate 100 is in maximum contact with the outer surface 12, while the sixth position changes in accordance with at least one of the first temperature value and the second temperature value. This is where you can.
- the controller 300 may calculate the third transport distance ⁇ X 2 and the fourth transport distance ⁇ Y 2 based on at least one of the first temperature value and the second temperature value. For example, when the first temperature value and is larger than a second temperature value, the third travel distance ( ⁇ X 2) has a first predetermined range in the first temperature value and the second difference in temperature or the first temperature value between the value And may be proportional to the difference between the first threshold value and the predetermined first threshold value.
- the fourth transport distance ⁇ Y 2 is equal to the difference between the first temperature value and the second temperature value or the first temperature value within the second predetermined range. It may be proportional to the difference between the first predetermined threshold.
- ⁇ X 2 is equal to x 3 -x 1 or x 1 -x 3
- ⁇ Y 2 is equal to y 3 -y 1 or y 1 -y 3 .
- the controller 300 may determine, as the sixth position, a point spaced apart from the fifth position by the third transfer distance along the x-axis and spaced apart by the fourth transfer distance along the y-axis.
- the first position, the third position, and the fifth position may be identical to each other, or may be referred to as a reference position.
- FIG. 7 exemplarily shows that the battery 10 and the cooling plate 100 are in contact with each other as viewed in the direction A of FIG. 1.
- the outer surface 12 of the battery 10 may include a plurality of first protrusions D 1 .
- Each of the first protrusions (D 1) is, towards the cooling plate 100 from the outer surface 12 protrudes in a predetermined shape and size.
- Each first protrusion D 1 may extend straightly to a predetermined length along the y-axis.
- each second projection (D 2) is, toward the outside surface 12 from the surface opposite to the outer surface 12 of the cooling plate 100 is projected to a desired shape and size.
- Each second protrusion D 2 may extend straightly to a predetermined length along the y-axis.
- the plurality of first protrusions D 1 and the plurality of second protrusions D 2 are for widening a contact area between the outer surface 12 and the cooling plate 100.
- each second protrusion D 2 may be disposed between two adjacent first protrusions of the plurality of first protrusions D 1 . Accordingly, the plurality of first protrusions D 1 and the plurality of second protrusions D 2 are in contact with each other.
- FIGS. 8 is a flow chart illustrating a method associated with FIGS. 1 and 2.
- step S800 the controller 300 based on the first temperature signal T 1 from the first temperature sensor 21 determines a first temperature value indicating the temperature of the battery 10.
- step S810 the control unit 300 determines whether the first temperature value is equal to or greater than a first predetermined threshold value. If the result of step S810 is "YES”, step S820 proceeds. If the result of step S810 is "NO”, step S840 proceeds.
- the controller 300 selects a first operation mode.
- step S830 the control unit 300 outputs a control signal S 1 to the transfer unit 210 instructing to move the cooling plate 100 to the first position along the x-axis.
- the first actuator 211 of the transfer unit 210 operates in response to the control signal S 1 .
- the cooling plate 100 contacts the outer surface 12 with a predetermined maximum area.
- the controller 300 selects a second operation mode. This may reduce the contact area between the outer surface 12 and the cooling plate 100 in a situation where the temperature of the cooling plate 100 is not sufficiently low compared to the temperature of the battery 10, or the cooling plate 100 may have an outer surface ( This is to avoid contact with 12).
- the controller 300 outputs a control signal S 2 to the transfer unit 210 instructing to move the cooling plate 100 to the second position along the x-axis.
- the first actuator 211 of the transfer unit 210 operates in response to the control signal S 2 .
- the cooling plate 100 moves to the second position, the cooling plate 100 is detached from the outer surface 12.
- FIGS. 9 is a flow chart illustrating another method associated with FIGS. 1 and 2.
- step S900 the controller 300 based on the first temperature signal T 1 from the first temperature sensor 21 determines a first temperature value indicating the temperature of the battery 10.
- step S905 the control unit 300 determines a second temperature value indicating the temperature of the cooling plate 100 based on the second temperature signal T 2 from the second temperature sensor 22.
- step S910 the control unit 300 determines whether the first temperature value is greater than the second temperature value. If the result of step S910 is "YES”, step S920 proceeds. If the result of step S910 is "NO”, step S940 proceeds.
- step S920 the controller 300 selects a first operation mode.
- the controller 300 outputs a control signal S 1 to the transfer unit 210 that instructs the cooling plate 100 to move to the first position along the x-axis.
- the first actuator 211 of the transfer unit 210 operates in response to the control signal S 1 .
- the cooling plate 100 contacts the outer surface 12 with a predetermined maximum area.
- step S940 the controller 300 selects a second operation mode.
- the controller 300 outputs a control signal S 2 to the transfer unit 210 that instructs the cooling plate 100 to move to the second position along the x-axis.
- the first actuator 211 of the transfer unit 210 operates in response to the control signal S 2 .
- the cooling plate 100 moves to the second position, the cooling plate 100 is detached from the outer surface 12.
- step S1000 the controller 300 may generate a first temperature value indicating the temperature of the battery 10 based on the first temperature signal T 1 from the first temperature sensor 21.
- step S1005 the control unit 300 determines the second temperature value indicating the temperature of the cooling plate 100 based on the second temperature signal T 2 from the second temperature sensor 22.
- step S1010 the control unit 300 determines whether the first temperature value is greater than the second temperature value. If the result of step S1010 is "YES”, step S1015 proceeds. If the result of step S1010 is "NO”, step S1040 proceeds.
- step S1015 the controller 300 determines whether the difference between the first temperature value and the second temperature value is equal to or greater than a second predetermined threshold value (eg, 3 ° C.). If the result of step S1015 is "YES”, step S1020 proceeds. If the result of step S1015 is "NO”, step S1040 proceeds.
- a second predetermined threshold value eg, 3 ° C.
- step S1020 the controller 300 selects a third operation mode.
- step S1030 the controller 300 outputs a control signal S 3 to the transfer unit 220 instructing to move the cooling plate 100 to a third position along the y-axis.
- the second actuator 221 of the transfer unit 220 operates in response to the control signal S 3 .
- the cooling plate 100 moves to the third position, the cooling plate 100 contacts the outer surface 12 with a predetermined maximum area.
- step S1040 the controller 300 selects a fourth operation mode. This is because, in a situation where the temperature of the cooling plate 100 is not sufficiently low compared to the temperature of the battery 10, the contact of air to the outer surface 12 while reducing the contact area between the outer surface 12 and the cooling plate 100. This is to increase the area.
- step S1050 the controller 300 outputs a control signal S 4 to the transfer unit 220 instructing to move the cooling plate 100 to the fourth position along the y-axis.
- the interval between the third position and the fourth position may correspond to a difference between the first temperature value and the second temperature value.
- the second actuator 221 of the transfer unit 220 operates in response to the control signal S 4 .
- the cooling plate 100 moves to the fourth position, the cooling plate 100 contacts the outer surface 12 with an area smaller than the maximum area.
- FIG. 11 is a flow chart illustrating a method associated with FIGS. 5 and 6.
- step S1100 the controller 300 based on the first temperature signal T 1 from the first temperature sensor 21 determines a first temperature value indicating the temperature of the battery 10.
- step S1105 the control unit 300 determines a second temperature value indicating the temperature of the cooling plate 100 based on the second temperature signal T 2 from the second temperature sensor 22.
- step S1110 the control unit 300 determines whether the first temperature value is greater than the second temperature value. If the result of step S1110 is "YES”, step S1115 proceeds. If the result of step S1110 is "NO”, step S1140 proceeds.
- step S1115 the control unit 300 determines whether the difference between the first temperature value and the second temperature value is greater than or equal to the third predetermined threshold value.
- the third threshold may be equal to the second threshold. If the result of step S1115 is "YES”, step S1120 proceeds. If the result of step S1115 is "NO”, step S1140 proceeds.
- the controller 300 selects a fifth operation mode.
- step S1130 the control unit 300 sends a control signal S 5 to the transfer unit 230 and the transfer unit 240 to instruct the moving of the cooling plate 100 to the fifth position along the x-axis and the y-axis.
- Output Each of the third actuator 231 of the transfer unit 230 and the fourth actuator 241 of the fourth transfer unit 240 operates independently in response to the control signal S 5 .
- the cooling plate 100 moves to the fifth position, the cooling plate 100 is in contact with the outer surface 12 with a predetermined maximum area.
- step S1140 the controller 300 selects a sixth operation mode. This is because, in a situation where the temperature of the cooling plate 100 is not sufficiently low compared to the temperature of the battery 10, the contact of air to the outer surface 12 while reducing the contact area between the outer surface 12 and the cooling plate 100. This is to increase the area.
- the controller 300 outputs a control signal S 6 to the transfer unit 230 and the transfer unit 240, which commands the movement of the cooling plate 100 to the sixth position along the y-axis.
- Each of the third actuator 231 of the transfer unit 230 and the fourth actuator 241 of the transfer unit 240 operates independently in response to the control signal S 6 .
- the cooling plate 100 is moved to the sixth position, the cooling plate 100 is in contact with the outer surface 12 or separated from the outer surface 12 with an area smaller than the maximum area.
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Abstract
Description
Claims (12)
- 배터리의 외측 표면에 접촉 가능하게 배치된 냉각 플레이트;상기 냉각 플레이트가 상기 외측 표면에 접촉 또는 분리되도록 상기 냉각 플레이트를 제1 축을 따라 선택적으로 이동시키도록 구성된 제1 이송부; 및상기 제1 이송부에 동작 가능하게 결합되는 제어부를 포함하고,상기 제어부는,상기 배터리의 온도를 나타내는 제1 온도값을 기초로, 제1 동작 모드 및 제2 동작 모드 중 어느 하나를 선택하고,상기 제1 동작 모드가 선택된 경우, 제1 위치로 상기 냉각 플레이트를 이동시킬 것을 명령하는 제1 제어 신호를 상기 제1 이송부에게 출력하고,상기 제2 동작 모드가 선택된 경우, 제2 위치로 상기 냉각 플레이트를 이동시킬 것을 명령하는 제2 제어 신호를 상기 제1 이송부에게 출력하도록 구성되되,상기 냉각 플레이트는, 상기 제1 위치로 이동 시, 미리 정해진 최대 면적으로 상기 외측 표면에 접촉되고,상기 냉각 플레이트는, 상기 제2 위치로 이동 시, 상기 최대 면적보다 작은 면적으로 상기 외측 표면에 접하거나 상기 외측 표면으로부터 분리되는, 배터리 온도 조절을 위한 장치.
- 제1항에 있어서,상기 냉각 플레이트는,상변화 물질을 포함하는, 배터리 온도 조절을 위한 장치.
- 제1항에 있어서,상기 외측 표면은, 상기 냉각 플레이트를 향하여 돌출된 복수의 제1 돌기들을 포함하고,상기 냉각 플레이트는, 상기 외측 표면을 향하여 돌출된 복수의 제2 돌기들을 포함하고,상기 냉각 플레이트가 상기 제1 위치로 이동 시, 상기 복수의 제2 돌기들은, 상기 복수의 제1 돌기들 사이에 배치되어 상기 복수의 제1 돌기들에 접촉되는, 배터리 온도 조절을 위한 장치.
- 제1항에 있어서,상기 제어부는,상기 제1 온도값이 제1 임계값 이상인 경우, 상기 제1 동작 모드를 선택하도록 구성되는, 배터리 온도 조절을 위한 장치.
- 제1항에 있어서,상기 제어부는,상기 냉각 플레이트의 온도를 나타내는 제2 온도값을 더 기초로, 상기 제1 동작 모드 및 상기 제2 동작 모드 중 어느 하나를 선택하도록 구성되는, 배터리 온도 조절을 위한 장치.
- 제5항에 있어서,상기 제어부는,상기 제1 온도값이 상기 제2 온도값보다 크고, 상기 제1 온도값과 상기 제2 온도값 간의 차이가 제2 임계값 이상인 경우, 상기 제1 동작 모드를 선택하도록 구성되는, 배터리 온도 조절을 위한 장치.
- 제6항에 있어서,상기 제어부는,(i)상기 제1 온도값이 상기 제2 온도값 이하인 경우 또는 (ii) 상기 제1 온도값이 상기 제2 온도값보다 크고, 상기 제1 온도값과 상기 제2 온도값 간의 차이가 상기 제2 임계값 미만인 경우, 상기 제2 동작 모드를 선택하도록 구성되는, 배터리 온도 조절을 위한 장치.
- 제7항에 있어서,상기 제어부는,상기 제2 동작 모드가 선택된 경우, 상기 제1 온도값 및 상기 제2 온도값을 기초로, 이송 거리를 산출하도록 구성되되,상기 이송 거리는, 상기 제1 위치와 상기 제2 위치 간의 간격을 나타내는, 배터리 온도 조절을 위한 장치.
- 제8항에 있어서,상기 이송 거리는, 상기 제1 온도값 및 상기 제2 온도값의 차이에 비례하는, 배터리 온도 조절을 위한 장치.
- 제5항에 있어서,상기 냉각 플레이트를 상기 제1 축과는 다른 제2 축을 따라 선택적으로 이동시키도록 구성된 제2 이송부를 더 포함하는, 배터리 온도 조절을 위한 장치.
- 제1항 내지 제10항 중 어느 한 항에 따른 상기 배터리 온도 조절을 위한 장치를 포함하는, 배터리 시스템.
- 냉각 플레이트, 제1 이송부 및 제어부를 포함하는 온도 조절 장치를 이용하여, 배터리의 온도를 조절하기 위한 방법에 있어서,상기 제어부가 상기 배터리의 온도를 나타내는 제1 온도값을 결정하는 단계;상기 제어부가 상기 제1 온도값을 기초로, 제1 동작 모드 및 제2 동작 모드 중 어느 하나를 선택하는 단계;상기 제1 동작 모드가 선택된 경우, 상기 제어부가 상기 냉각 플레이트를 제1 축을 따라 제1 위치로 이동시킬 것을 명령하는 제1 제어 신호를 상기 제1 이송부에게 출력하는 단계; 및상기 제2 동작 모드가 선택된 경우, 상기 제어부가 상기 냉각 플레이트를 상기 제1 축을 따라 제2 위치로 이동시킬 것을 명령하는 제2 제어 신호를 상기 제1 이송부에게 출력하는 단계를 포함하되,상기 냉각 플레이트는, 상기 제1 위치로 이동 시, 미리 정해진 최대 면적으로 상기 배터리의 외측 표면에 접촉되고,상기 냉각 플레이트는, 상기 제2 위치로 이동 시, 상기 최대 면적보다 작은 면적으로 상기 외측 표면에 접하거나 상기 외측 표면으로부터 분리되는, 온도 조절 방법.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201980003622.0A CN110915060B (zh) | 2018-02-07 | 2019-01-02 | 用于电池温度控制的设备和方法 |
| EP19751325.2A EP3671944B1 (en) | 2018-02-07 | 2019-01-02 | Apparatus and method for battery temperature control |
| JP2019571207A JP6927476B2 (ja) | 2018-02-07 | 2019-01-02 | バッテリーの温度を調節するための装置及び方法 |
| ES19751325T ES3037875T3 (en) | 2018-02-07 | 2019-01-02 | Apparatus and method for battery temperature control |
| PL19751325.2T PL3671944T3 (pl) | 2018-02-07 | 2019-01-02 | Urządzenie do kontroli temperatury akumulatora i sposób takiej kontroli |
| US16/619,816 US11289753B2 (en) | 2018-02-07 | 2019-01-02 | Apparatus and method for battery temperature control |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2018-0015141 | 2018-02-07 | ||
| KR1020180015141A KR102350971B1 (ko) | 2018-02-07 | 2018-02-07 | 배터리 모듈의 온도를 조절하기 위한 장치 및 방법 |
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| WO2019156352A1 true WO2019156352A1 (ko) | 2019-08-15 |
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| PCT/KR2019/000050 Ceased WO2019156352A1 (ko) | 2018-02-07 | 2019-01-02 | 배터리의 온도를 조절을 위한 장치 및 방법 |
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| Country | Link |
|---|---|
| US (1) | US11289753B2 (ko) |
| EP (1) | EP3671944B1 (ko) |
| JP (1) | JP6927476B2 (ko) |
| KR (1) | KR102350971B1 (ko) |
| CN (1) | CN110915060B (ko) |
| ES (1) | ES3037875T3 (ko) |
| HU (1) | HUE072432T2 (ko) |
| PL (1) | PL3671944T3 (ko) |
| WO (1) | WO2019156352A1 (ko) |
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| CN117199490A (zh) * | 2023-10-13 | 2023-12-08 | 江苏烽禾升智能科技有限公司 | 一种电池的电芯与水冷板装配线及装配方法 |
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| CN115249873A (zh) * | 2021-04-28 | 2022-10-28 | 恒大新能源技术(深圳)有限公司 | 汇流排、电池模组及动力电池 |
| JP7779189B2 (ja) * | 2022-04-04 | 2025-12-03 | マツダ株式会社 | 電池ユニット温度管理装置 |
| DE102024111190A1 (de) * | 2024-04-22 | 2025-10-23 | Markus Röschlein | Anordnung zur Übertragung von thermischer Energie einer Energiequelle an einTemperiermedium eines Temperierkreislaufs |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP6927476B2 (ja) | 2021-09-01 |
| PL3671944T3 (pl) | 2025-10-20 |
| EP3671944B1 (en) | 2025-07-09 |
| HUE072432T2 (hu) | 2025-11-28 |
| CN110915060A (zh) | 2020-03-24 |
| KR20190095756A (ko) | 2019-08-16 |
| ES3037875T3 (en) | 2025-10-07 |
| US11289753B2 (en) | 2022-03-29 |
| CN110915060B (zh) | 2023-04-18 |
| US20200136211A1 (en) | 2020-04-30 |
| JP2020524883A (ja) | 2020-08-20 |
| KR102350971B1 (ko) | 2022-01-12 |
| EP3671944A1 (en) | 2020-06-24 |
| EP3671944A4 (en) | 2021-01-06 |
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