CN209860100U - Battery pack of electric automobile and electric automobile - Google Patents
Battery pack of electric automobile and electric automobile Download PDFInfo
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- CN209860100U CN209860100U CN201920776234.3U CN201920776234U CN209860100U CN 209860100 U CN209860100 U CN 209860100U CN 201920776234 U CN201920776234 U CN 201920776234U CN 209860100 U CN209860100 U CN 209860100U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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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Abstract
The utility model discloses embodiment discloses electric automobile's battery pack and electric automobile. The battery pack for an electric vehicle includes: a battery case; a cell disposed within the battery housing, including a first sensor, a first integrated circuit module, and a transmit antenna; the first sensor is used for detecting the internal parameter value of the battery core; the first integrated circuit module is used for converting the internal parameter value into a first digital signal; the transmitting antenna is used for transmitting the first digital signal; the receiving module is attached to the battery shell and comprises a receiving antenna, a second sensor and a second integrated circuit module; the receiving antenna is used for receiving the first digital signal; the second sensor is used for detecting an external parameter value of the battery cell; the second integrated circuit module is used for converting the external parameter value into a second digital signal, packaging the first digital signal and the second digital signal into a message, and sending the message to a battery management system.
Description
Technical Field
The utility model discloses embodiment relates to car technical field, in particular to electric automobile's battery pack and electric automobile.
Background
The latest national standard "nomenclature and definition of types of cars and trailers" (GB/T3730.1-2001) defines cars as follows: power-driven, non-rail-borne vehicles with 4 or more than 4 wheels, mainly used for: carrying personnel and/or goods; a vehicle for towing persons and/or goods; the application is special. The shortage of energy, the petroleum crisis and the environmental pollution are getting more and more severe, which brings great influence to the life of people and is directly related to the sustainable development of national economy and society. New energy technologies are actively developed in all countries of the world.
The shortage of energy, the petroleum crisis and the environmental pollution are getting more and more severe, which brings great influence to the life of people and is directly related to the sustainable development of national economy and society. New energy technologies are actively developed in all countries of the world. An electric vehicle is considered as an important approach to solve energy crisis and environmental deterioration as a new energy vehicle with reduced oil consumption, low pollution and low noise. The electric core of the electric automobile refers to a single electrochemical cell containing a positive electrode and a negative electrode. The electric automobile battery mainly comprises a battery core and a protection circuit board.
At present, parameters of a battery cell are mainly detected by a sensor (for example, a sensor adhered to the surface of the battery cell) outside the battery cell, and a detection result cannot reflect the internal condition of the battery cell, so that the detection result is inaccurate.
Furthermore, in the prior art, the sensor adhered to the surface of the battery cell is difficult to detect the internal parameters of the battery cell such as the concentration of the electrolyte.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a battery pack and electric automobile of electric automobile.
The utility model discloses embodiment's technical scheme as follows:
a battery assembly for an electric vehicle, comprising:
a battery case;
a cell disposed within the battery housing, including a first sensor, a first integrated circuit module, and a transmit antenna; the first sensor is used for detecting the internal parameter value of the battery core; the first integrated circuit module is used for converting the internal parameter value into a first digital signal; the transmitting antenna is used for transmitting the first digital signal;
the receiving module is attached to the battery shell and comprises a receiving antenna, a second sensor and a second integrated circuit module; the receiving antenna is used for receiving the first digital signal; the second sensor is used for detecting an external parameter value of the battery cell; the second integrated circuit module is used for converting the external parameter value into a second digital signal, packaging the first digital signal and the second digital signal into a message, and sending the message to a battery management system.
In one embodiment, the first sensor is a temperature sensor, a pressure sensor, or an electrolyte concentration sensor.
In one embodiment, the second sensor is a temperature sensor, a pressure sensor, or a vibration sensor.
In one embodiment, the cell further comprises:
a positive plate including a first tab;
a negative plate comprising a second tab;
wherein the first integrated circuit module is disposed on the positive electrode plate or the negative electrode plate and connected to the first tab and the second tab, respectively;
the first sensor disposed on the positive plate or the negative plate;
the transmitting antenna is disposed on the positive plate or the negative plate.
In one embodiment, the first integrated circuit module, the first sensor, and the transmitting antenna are all disposed on the positive plate.
In one embodiment, the positive plate has a slot therein;
wherein the slot is to receive the first integrated circuit module, the first sensor, and the transmit antenna.
In one embodiment, the first integrated circuit module, the first sensor, and the transmit antenna are all disposed on the negative plate.
In one embodiment, the negative plate has a slot therein;
wherein the slot is to receive the first integrated circuit module, the first sensor, and the transmit antenna.
In one embodiment, the negative plate has a first slot thereon, the first integrated circuit module and the first sensor are disposed in the first slot, the positive plate has a second slot thereon, and the transmit antenna is disposed in the second slot; or
The positive plate has a first slot therein in which the first integrated circuit module and the first sensor are disposed, and the negative plate has a second slot therein in which the transmitting antenna is disposed.
An electric automobile comprises the battery assembly of the electric automobile.
According to the above technical scheme, the utility model discloses electric automobile's battery pack includes: a battery case; a cell disposed within the battery housing, comprising a first sensor, a first integrated circuit module, and a transmit antenna; the first sensor is used for detecting the internal parameter value of the battery core; the first integrated circuit module is used for converting the internal parameter value into a first digital signal; a transmitting antenna for transmitting a first digital signal; the receiving module is attached to the battery shell and comprises a receiving antenna, a second sensor and a second integrated circuit module; the receiving antenna is used for receiving the first digital signal; the second sensor is used for detecting an external parameter value of the battery cell; the second integrated circuit module is used for converting the external parameter value into a second digital signal, packaging the first digital signal and the second digital signal into a message, and sending the message to a battery management system. It is visible, the utility model discloses embodiment utilizes and arranges the inside parameter of electric core at the inside sensor direct reading of electric core, and the parameter accuracy is high. Moreover, the parameters inside the battery cell can be conveniently sent out of the battery cell through the transmitting antenna arranged inside the battery cell. In addition, by attaching a receiving module including a receiving antenna outside the battery case, parameters inside the battery cell can be received, and parameters outside the battery cell can be detected via a sensor arranged in the receiving module, and finally both the internal parameters and the external parameters can be transmitted to the battery management system.
Additionally, the utility model discloses embodiment has multiple fluting mode, can retrench the physical dimension of electric core.
Drawings
The following drawings are only schematic illustrations and explanations of the present invention, and do not limit the scope of the present invention.
Fig. 1 is a structural diagram of a battery cell of an electric vehicle according to an embodiment of the present invention.
Fig. 2 is a first exemplary structure diagram of a battery cell of an electric vehicle according to an embodiment of the present invention.
Fig. 3 is a side view of the cell shown in fig. 2.
Fig. 4 is a second exemplary structure diagram of a battery cell of an electric vehicle according to an embodiment of the present invention.
Fig. 5 is a side view of the cell shown in fig. 4.
Fig. 6 is a structural diagram of a battery pack of an electric vehicle according to an embodiment of the present invention.
Fig. 7 is an exemplary structure diagram of a receiving module according to an embodiment of the present invention.
Fig. 8 is a schematic diagram of a battery assembly to be assembled by combining a receiving module and a battery cell according to an embodiment of the present invention.
Fig. 9 is a schematic diagram of a battery assembly to be assembled by combining a receiving module and a battery cell according to an embodiment of the present invention.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings, in which like reference numerals refer to like parts in the drawings.
For simplicity and clarity of description, the aspects of the present invention are described below by describing several representative embodiments. Numerous details of the embodiments are set forth to provide an understanding of the principles of the invention. It is clear, however, that the solution according to the invention can be implemented without being limited to these details. Some embodiments are not described in detail, but rather only to give a framework, in order to avoid unnecessarily obscuring aspects of the present invention. Hereinafter, "including" means "including but not limited to", "according to … …" means "at least according to … …, but not limited to … … only". In view of the language convention of chinese, the following description, when it does not specifically state the number of a component, means that the component may be one or more, or may be understood as at least one.
The utility model discloses embodiment has realized the technical scheme at electric automobile's the inside electric core parameter that detects of electric core, has still realized from the inside toward electric core outside transmission electric core parameter of electric core. Additionally, the utility model discloses embodiment has still realized sending Battery Management System (BMS) with the electric core parameter of the inside electric core parameter that detects of electric core and the electric core parameter unification of the outside detection of electric core.
The cell typically includes a positive plate, a negative plate, a positive tab of the cell, and a negative tab of the cell. Fig. 1 is a structural diagram of a battery cell of an electric vehicle according to an embodiment of the present invention.
As shown in fig. 1, the electric core of the electric vehicle further includes:
the first Integrated Circuit (IC) module is arranged on a positive plate or a negative plate of the battery cell and is respectively connected with a positive electrode lug of the battery cell and a negative electrode lug of the battery cell;
a first sensor disposed on the positive electrode plate or the negative electrode plate and connected to the first IC module;
a transmitting antenna disposed on the positive electrode plate or the negative electrode plate and connected to the first IC module;
the first sensor is used for detecting the internal parameter value of the battery cell; the first IC module is used for converting the internal parameter value into a first digital signal; and the transmitting antenna is used for transmitting the digital signal to the outside of the battery core.
The first IC module is connected with a positive electrode lug of the battery cell and a negative electrode lug of the battery cell, and electric energy of the battery cell can be acquired. The first IC module incorporates an analog-to-digital (A/D) conversion unit. The A/D unit converts the internal parameter value provided by the first sensor into a first digital signal based on the electric energy acquired from the battery cell. Moreover, the first IC module also excites the antenna to transmit the first digital signal to the outside of the battery cell based on the electric power obtained from the battery cell.
Preferably, the transmitting antenna may be implemented as a WIFI antenna, a Near Field Communication (NFC) antenna, an infrared antenna, or a bluetooth antenna, etc.
In particular, the first sensor may be implemented as a temperature sensor, a pressure sensor, or an electrolyte concentration sensor, among others. The number of the first sensors may be 1 or more.
While the above exemplary description describes specific examples of the transmitting antenna and the first sensor, those skilled in the art will appreciate that this description is merely exemplary and is not intended to limit the scope of embodiments of the present invention.
It is thus clear that the utility model discloses in the embodiment, through setting up the first sensor on the inside positive plate of electric core or on the negative plate, can acquire the inside parameter value of electric core. Furthermore, with the first IC module provided on the positive plate or on the negative plate inside the battery cell, the parameter value can be digitized and then transmitted to the outside of the battery cell via the transmitting antenna arranged on the positive plate or on the negative plate inside the battery cell.
Therefore, the utility model discloses embodiment can be directly at the inside parameter value of electric core of the inside detection of electric core, and the detected value is more accurate. Furthermore, a device external to the cell may read parameter values internal to the cell via the antenna.
In one embodiment, the first integrated circuit module, the first sensor, and the first antenna are all disposed on the positive plate. By uniformly arranging the first integrated circuit module, the first sensor and the transmitting antenna on the positive plate, wiring among the first integrated circuit module, the first sensor and the transmitting antenna is facilitated.
In one embodiment, the positive plate has a slot therein; wherein the slot is adapted to receive the first integrated circuit module, the first sensor and the transmitting antenna. Therefore, by slotting the positive plate to accommodate the first integrated circuit module, the first sensor and the transmitting antenna, it may be ensured that the physical size of the cell structure is not bulky.
In one embodiment, the first integrated circuit module, the first sensor, and the transmitting antenna are all disposed on the negative plate. By uniformly arranging the first integrated circuit module, the first sensor and the transmitting antenna on the positive plate, wiring among the first integrated circuit module, the first sensor and the transmitting antenna is facilitated.
In one embodiment, the negative plate has a slot therein; wherein the slot is adapted to receive the first integrated circuit module, the first sensor and the transmitting antenna. Therefore, by slotting on the negative plate to accommodate the first integrated circuit module, the first sensor and the transmitting antenna, it can be ensured that the physical size of the cell structure is not bulky.
In one embodiment, the negative plate has a first slot thereon, the first integrated circuit module and the first sensor being disposed in the first slot; the positive plate is provided with a second slot, and the transmitting antenna is arranged in the second slot. Therefore, the first integrated circuit module and the first sensor are uniformly arranged in the first slot on the negative plate, and wiring between the first integrated circuit module and the first sensor is facilitated. Moreover, the transmitting antenna is arranged in the second slot of the positive plate, so that the transmitting antenna can have a relatively wide installation space.
In one embodiment, the positive plate has a first slot thereon, the first integrated circuit module and the first sensor being disposed in the first slot; the negative plate has a second slot thereon in which the transmitting antenna is disposed. Therefore, the first integrated circuit module and the first sensor are uniformly arranged in the first slot on the positive plate, and the wiring between the first integrated circuit module and the first sensor is facilitated. Furthermore, the arrangement of the transmitting antenna in the second slot of the negative plate ensures that the transmitting antenna can have a relatively large installation space.
In one embodiment, further comprising: and the vacuum aluminum-plastic film is used for packaging the positive plate, the negative plate, the first integrated circuit module, the first sensor and the transmitting antenna. In one embodiment, further comprising: and the shell is used for accommodating the vacuum aluminum plastic film.
Fig. 2 is a first exemplary structure diagram of a battery cell of an electric vehicle according to an embodiment of the present invention. Fig. 3 is a side view of the cell shown in fig. 2.
As shown in fig. 2 and 3, the battery cell includes:
a positive plate 30 including a first tab, wherein the first tab is identified by "+";
a negative plate 20 comprising a second tab, wherein the second tab is identified by "-";
a first integrated circuit module 11 disposed on the negative electrode plate 20 and connected to the first tab and the second tab, respectively;
a temperature sensor 12 disposed on the negative electrode plate 20 and connected to the first integrated circuit module 11;
and a transmitting antenna disposed on the negative electrode plate 20 and connected to the first integrated circuit module 11.
The temperature sensor 12 can detect the temperature value at the negative plate 20; the first integrated circuit module 11 obtains electric energy from the battery cell, performs analog-to-digital conversion on the temperature value of the temperature sensor 12, and excites the transmitting antenna 10 to transmit the temperature value converted into the digital signal.
It is visible, the embodiment of the utility model discloses can utilize the temperature value of arranging the inside direct detection electric core of temperature sensor 12 of negative plate 20 department, can follow inside the toward outer issue of electric core moreover and convert the temperature value into digital signal.
Fig. 4 is a second exemplary structure diagram of a battery cell of an electric vehicle according to an embodiment of the present invention. Fig. 5 is a side view of the cell shown in fig. 4.
As shown in fig. 4 and 5, the battery cell includes:
a positive plate 30 including a first tab, wherein the first tab is identified by "+";
a negative plate 20 comprising a second tab, wherein the second tab is identified by "-";
a first integrated circuit module 11 disposed on the negative electrode plate 20 and connected to the first tab and the second tab, respectively;
a temperature sensor 12 disposed on the negative electrode plate 20 and connected to the first integrated circuit module 12;
an electrolyte concentration sensor 13 disposed on the negative electrode plate 20 and connected to the integrated circuit module 12;
and a transmitting antenna disposed on the negative electrode plate 20 and connected to the first integrated circuit module 11.
The temperature sensor 12 can detect the temperature value at the negative plate 20; the first integrated circuit module 11 obtains electric energy from the battery cell, performs analog-to-digital conversion on the temperature value of the temperature sensor 12, and excites the transmitting antenna 10 to transmit the temperature value converted into the digital signal. Also, the electrolyte concentration sensor 13 can detect the electrolyte concentration value at the negative electrode plate 20; the first integrated circuit module 11 performs analog-to-digital conversion on the electrolyte concentration value supplied from the electrolyte concentration sensor 13, and excites the transmitting antenna 10 to transmit the electrolyte concentration value converted into a digital signal.
It can be seen that the embodiment of the utility model discloses the embodiment can utilize the temperature value of arranging the inside direct detection electric core of temperature sensor 12 of negative plate 20 department, utilizes the inside electrolyte concentration value of the electrolyte concentration sensor 13 direct detection electric core of arranging in negative plate 20 department, can follow inside the outside issue of electric core moreover and convert into digital signal's temperature value and electrolyte concentration value.
The utility model discloses embodiment has still provided an electric automobile's battery pack. This battery pack of electric automobile includes: a battery case; a cell disposed within the battery housing, including a first sensor, a first integrated circuit module, and a transmit antenna; the first sensor is used for detecting the internal parameter value of the battery core; the first integrated circuit module is used for converting the internal parameter value into a first digital signal; the transmitting antenna is used for transmitting the first digital signal; the receiving module is attached to the battery shell and comprises a receiving antenna, a second sensor and a second integrated circuit module; the receiving antenna is used for receiving the first digital signal; the second sensor is used for detecting an external parameter value of the battery cell; the second integrated circuit module is used for converting the external parameter value into a second digital signal, packaging the first digital signal and the second digital signal into a message, and sending the message to a battery management system.
In one embodiment, the first sensor is a temperature sensor, a pressure sensor, or an electrolyte concentration sensor. In one embodiment, the second sensor is a temperature sensor, a pressure sensor, or a vibration sensor.
Preferably, the battery cell further comprises: a positive plate including a first tab; a negative plate comprising a second tab; wherein the first integrated circuit module is disposed on the positive electrode plate or the negative electrode plate and connected to the first tab and the second tab, respectively; the first sensor disposed on the positive plate or the negative plate; the transmitting antenna is disposed on the positive plate or the negative plate.
Preferably, the first integrated circuit module, the first sensor and the transmitting antenna are all disposed on the positive plate.
Preferably, the positive plate is provided with a slot; wherein the slot is to receive the first integrated circuit module, the first sensor, and the transmit antenna.
Preferably, the first integrated circuit module, the first sensor and the transmitting antenna are all disposed on the negative plate. Preferably, the negative plate is provided with a slot; wherein the slot is to receive the first integrated circuit module, the first sensor, and the transmit antenna.
Preferably, the negative plate has a first slot therein, the first integrated circuit module and the first sensor are disposed in the first slot, the positive plate has a second slot therein, and the transmitting antenna is disposed in the second slot; or, the positive plate has a first slot therein, the first integrated circuit module and the first sensor are disposed in the first slot, the negative plate has a second slot therein, and the transmitting antenna is disposed in the second slot.
Fig. 6 is a structural diagram of a battery pack of an electric vehicle according to an embodiment of the present invention. In fig. 6, the receiving module containing the receiving antenna is arranged outside the battery case (not shown in fig. 6). The receiving module is attached to the battery shell. A cell containing a first sensor, a first integrated circuit module, and a transmit antenna is located within the battery housing. The first sensor may be implemented as one or more sensors for detecting cell internal parameters; the second sensor may be implemented as one or more sensors for detecting a parameter external to the cell. The receiving module has a data line connection and a power line connection with the BMS. The receiving module acquires power from the BMS based on the power line connection. And a second IC module in the receiving module collects and packages the battery cell external parameters detected by the second sensor and the battery cell internal parameters received from the transmitting antenna via the receiving antenna into transmission messages, and sends the transmission messages to the BMS via the data line connection.
Fig. 7 is an exemplary structure diagram of a receiving module according to an embodiment of the present invention.
As shown in fig. 7, the receiving module includes a receiving antenna 62, a temperature sensor 61, a vibration sensor 64, and a second integrated circuit module 63. The receiving antenna 62 is used to receive the first digital signal from the transmitting antenna inside the battery case. The temperature sensor 61 detects the temperature outside the battery case. The vibration sensor 64 detects a vibration state outside the battery case. The second integrated circuit module 63 has a data line connection and a power line connection with the BMS. The second integrated circuit module 63 obtains power from the BMS based on the power line connection. The second integrated circuit module 63 converts the temperature outside the battery case and the vibration state outside the battery case into second digital signals, encapsulates the first and second digital signals into messages, and transmits the messages to the BMS via a data line connection.
Fig. 8 is a schematic diagram of a battery assembly to be assembled by combining a receiving module and a battery cell according to an embodiment of the present invention. Fig. 9 is a schematic diagram of a battery assembly to be assembled by combining a receiving module and a battery cell according to an embodiment of the present invention. As can be seen from fig. 8 and 9, by attaching a receiving module including a receiving antenna and a sensor to an outer surface of a battery case (not shown in the drawings), a plurality of battery cells may be included in the battery case, and a transmitting antenna and a sensor may be disposed in the battery cells in the battery case, the battery assembly of the finally formed electric vehicle may directly provide internal parameter values of the battery cells and external parameter values of the battery cells to the BMS.
The battery pack of the embodiment of the invention can be applied to various types of electric automobiles.
"exemplary" means "serving as an example, instance, or illustration" herein, and any illustration, embodiment, or steps described as "exemplary" herein should not be construed as a preferred or advantageous alternative. For the sake of simplicity, the drawings only schematically show the parts relevant to the present invention, and do not represent the actual structure as a product.
In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this context, "a" does not mean that the number of the relevant portions of the present invention is limited to "only one", and "one" does not mean that the number of the relevant portions of the present invention "more than one" is excluded. In this document, "upper", "lower", "front", "rear", "left", "right", "inner", "outer", and the like are used only to indicate relative positional relationships between relevant portions, and do not limit absolute positions of the relevant portions.
The above list of details is only for the feasible embodiments of the present invention and is not intended to limit the scope of the present invention, and all equivalent embodiments or modifications, such as combinations, divisions or repetitions of the features, which do not depart from the technical spirit of the present invention, should be included in the scope of the present invention.
Claims (10)
1. A battery pack for an electric vehicle, comprising:
a battery case;
a cell disposed within the battery housing, including a first sensor, a first integrated circuit module, and a transmit antenna; the first sensor is used for detecting the internal parameter value of the battery core; the first integrated circuit module is used for converting the internal parameter value into a first digital signal; the transmitting antenna is used for transmitting the first digital signal;
the receiving module is attached to the battery shell and comprises a receiving antenna, a second sensor and a second integrated circuit module; the receiving antenna is used for receiving the first digital signal; the second sensor is used for detecting an external parameter value of the battery cell; the second integrated circuit module is used for converting the external parameter value into a second digital signal, packaging the first digital signal and the second digital signal into a message, and sending the message to a battery management system.
2. The battery pack of claim 1, wherein the first sensor is a temperature sensor, a pressure sensor, or an electrolyte concentration sensor.
3. The battery pack of claim 1, wherein the second sensor is a temperature sensor, a pressure sensor, or a vibration sensor.
4. The battery assembly of the electric vehicle of claim 1, wherein the electrical core further comprises:
a positive plate including a first tab;
a negative plate comprising a second tab;
wherein the first integrated circuit module is disposed on the positive electrode plate or the negative electrode plate and connected to the first tab and the second tab, respectively;
the first sensor disposed on the positive plate or the negative plate;
the transmitting antenna is disposed on the positive plate or the negative plate.
5. The battery pack for an electric vehicle according to claim 4,
the first integrated circuit module, the first sensor, and the transmitting antenna are all disposed on the positive plate.
6. The battery pack for an electric vehicle according to claim 5,
the positive plate is provided with a slot;
wherein the slot is to receive the first integrated circuit module, the first sensor, and the transmit antenna.
7. The battery pack for an electric vehicle according to claim 4,
the first integrated circuit module, the first sensor, and the transmit antenna are all disposed on the negative plate.
8. The battery pack for an electric vehicle according to claim 7,
the negative plate is provided with a slot;
wherein the slot is to receive the first integrated circuit module, the first sensor, and the transmit antenna.
9. The battery pack for an electric vehicle according to claim 4,
the negative plate having a first slot thereon in which the first integrated circuit module and the first sensor are disposed, the positive plate having a second slot thereon in which the transmit antenna is disposed; or
The positive plate has a first slot therein in which the first integrated circuit module and the first sensor are disposed, and the negative plate has a second slot therein in which the transmitting antenna is disposed.
10. An electric vehicle characterized by comprising the battery pack for an electric vehicle according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920776234.3U CN209860100U (en) | 2019-05-28 | 2019-05-28 | Battery pack of electric automobile and electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920776234.3U CN209860100U (en) | 2019-05-28 | 2019-05-28 | Battery pack of electric automobile and electric automobile |
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| CN209860100U true CN209860100U (en) | 2019-12-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024037382A1 (en) * | 2022-08-17 | 2024-02-22 | 华为技术有限公司 | Battery management method, apparatus, and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024037382A1 (en) * | 2022-08-17 | 2024-02-22 | 华为技术有限公司 | Battery management method, apparatus, and system |
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