CN117192375A - Method and device for adjusting battery sampling chip connection circuit and computer equipment - Google Patents
Method and device for adjusting battery sampling chip connection circuit and computer equipment Download PDFInfo
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Abstract
The application discloses a method and a device for adjusting a battery sampling chip connection circuit and computer equipment. Wherein the method comprises the following steps: acquiring a connecting circuit in an integrated machine included in an electric automobile; determining a circuit respectively connected with a plurality of AFE chips included in the integrated machine according to a connecting circuit in the integrated machine to obtain a plurality of connecting circuits; determining a target AFE chip in the plurality of AFE chips according to the plurality of connection circuits, wherein the difference between the power consumption of the target AFE chip and the power consumption of other AFE chips in the plurality of AFE chips exceeds a predetermined threshold; and adjusting the circuit connected with the target AFE chip to be a target circuit. The application solves the technical problem of increased battery capacity difference caused by large power consumption difference among a plurality of battery sampling chips included in the centralized battery management system.
Description
Technical Field
The application relates to the technical field of electric automobiles, in particular to a method and a device for adjusting a battery sampling chip connection circuit and computer equipment.
Background
In a battery management system, there are a plurality of chips, in which a battery sampling chip (AFE) chip plays an important role, so that it can be said that the scheme of the AFE directly determines the system scheme of the whole BMS. The collection of the single voltage, the collection accuracy of the single temperature and the self working current of the chip directly influence the performance and the service life of the battery. The different AFE working currents in a battery system are different, and after the running time is prolonged, the capacity difference of the battery cells is increased, so that the working power consumption difference of each AFE is ensured to be within a certain range, and the method is an important technical point.
In view of the above problems, no effective solution has been proposed at present.
Disclosure of Invention
The embodiment of the application provides a method, a device and computer equipment for adjusting a battery sampling chip connection circuit, which are used for at least solving the technical problem of increased battery capacity difference caused by large power consumption difference among a plurality of battery sampling chips included in a centralized battery management system.
According to an aspect of the embodiment of the present application, there is provided a method for adjusting a connection circuit of a battery sampling chip, including: determining respective connection circuits of a plurality of battery sampling chips included in a centralized battery management system, wherein the battery management system is positioned in an electric automobile; determining a target battery sampling chip in the battery sampling chips according to the respective connection circuits of the battery sampling chips, wherein the power consumption of the target battery sampling chip accords with a preset adjustment condition; and adjusting the connection circuit of the target battery sampling chip to be a target circuit, so that the power consumption of the target battery sampling chip meets the preset target condition.
Optionally, determining the target battery sampling chip from the plurality of battery sampling chips according to the respective connection circuits of the plurality of battery sampling chips includes: determining the power consumption of each of the battery sampling chips according to the connection circuits of each of the battery sampling chips; determining a power consumption difference between each battery sampling chip and other battery sampling chips in the plurality of battery sampling chips; and determining the battery sampling chip which accords with the adjustment condition with the power consumption difference between other battery sampling chips as a target battery sampling chip.
Optionally, adjusting the connection circuit of the target battery sampling chip to be a target circuit so that the power consumption of the target battery sampling chip meets a predetermined target condition includes: determining a loop with power consumption exceeding a power consumption threshold value in a connecting circuit of a target battery sampling chip; and disconnecting the target battery sampling chip from the loop with the power consumption exceeding the power consumption threshold, wherein the power consumption of the target battery sampling chip accords with the target condition after the target battery sampling chip is disconnected from the loop with the power consumption exceeding the power consumption threshold.
Optionally, the method further comprises: and connecting a loop with power consumption exceeding a power consumption threshold value with a microprocessor chip, wherein the microprocessor chip is positioned in the centralized battery management system.
Optionally, the loop with the power consumption exceeding the power consumption threshold is a driving source circuit of the optocoupler, wherein the driving source circuit is used for providing a driving power supply for the optocoupler in the high-voltage acquisition circuit.
According to another aspect of the embodiment of the present application, there is also provided a connection circuit in a centralized battery management system, including: the system comprises a plurality of battery sampling chips and a microprocessor chip, wherein the battery sampling chips comprise target battery sampling chips, the power consumption difference between any two battery sampling chips in the battery sampling chips is smaller than a power consumption difference threshold value, and the target battery sampling chips and the microprocessor chip are respectively connected with an optical coupler, wherein the optical coupler is positioned in a high-voltage acquisition loop.
Optionally, the microprocessor chip is respectively connected with the positive electrode and the negative electrode of the emitter of the optocoupler to provide driving power for the optocoupler.
According to another aspect of the embodiment of the present application, there is also provided an adjusting device for a battery sampling chip connection circuit, including: the first determining module is used for determining the connection circuits of each of a plurality of battery sampling chips included in the centralized battery management system, wherein the battery management system is positioned in the electric automobile; the second determining module is used for determining a target battery sampling chip in the battery sampling chips according to the respective connection circuits of the battery sampling chips, wherein the power consumption of the target battery sampling chip meets a preset adjusting condition; the adjusting module is used for adjusting the connecting circuit of the target battery sampling chip to be a target circuit so that the power consumption of the target battery sampling chip meets the preset target condition.
According to still another aspect of the embodiments of the present application, there is further provided a nonvolatile storage medium, where the nonvolatile storage medium includes a stored program, and when the program runs, the device in which the nonvolatile storage medium is controlled to execute the method for adjusting the connection circuit of any one of the battery sampling chips.
According to still another aspect of the embodiment of the present application, there is further provided a computer device, where the computer device includes a processor, and the processor is configured to execute a program, and when the program runs, execute the method for adjusting the connection circuit of any one of the battery sampling chips.
In the embodiment of the application, the connection circuits of a plurality of battery sampling chips included in a centralized battery management system are determined, wherein the battery management system is positioned in an electric automobile; determining a target battery sampling chip in the battery sampling chips according to the respective connection circuits of the battery sampling chips, wherein the power consumption of the target battery sampling chip accords with a preset adjustment condition; the connecting circuit of the target battery sampling chip is adjusted to be a target circuit, so that the power consumption of the target battery sampling chip meets the preset target condition, the purpose of reducing the power consumption difference among a plurality of battery sampling chips included in the centralized battery management system is achieved, the technical effect of preventing the increase of the battery capacity difference is achieved, and the technical problem of the increase of the battery capacity difference caused by the large power consumption difference among the plurality of battery sampling chips included in the centralized battery management system is solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
FIG. 1 is a block diagram showing the hardware architecture of a computer terminal for implementing a method of adjusting a battery sampling chip connection circuit;
fig. 2 is a flowchart of a method for adjusting a connection circuit of a battery sampling chip according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a pre-conditioning target battery sampling chip connection circuit provided in accordance with an alternative embodiment of the present application;
FIG. 4 is a schematic diagram of an adjusted target battery sampling chip connection circuit provided in accordance with an alternative embodiment of the present application;
fig. 5 is a block diagram of a connection circuit in a centralized battery management system provided according to an embodiment of the present application;
fig. 6 is a block diagram of a battery sampling chip connection circuit adjusting device according to an embodiment of the present application.
Detailed Description
In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the application described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
First, partial terms or terminology appearing in the course of describing the embodiments of the application are applicable to the following explanation:
a battery sampling chip (Analog Front End, AFE for short), also called an Analog Front End acquisition chip, is used for acquiring the voltage and temperature of the current core.
The battery management system (Battery Management System, BMS for short) can monitor the battery state in real time, manage the vehicle-mounted power battery, enhance the use efficiency of the battery, prevent the battery from being overcharged and overdischarged and prolong the service life of the battery.
A microprocessor chip (Microcontroller Unit, abbreviated as MCU) is an integrated circuit that integrates a Central Processing Unit (CPU), memory (ROM, RAM) and various peripheral interfaces (e.g., input/output pins, timers, serial ports, etc.).
According to an embodiment of the present application, there is provided a method embodiment of adjustment of battery sampling chip connection circuitry, it being noted that the steps illustrated in the flowchart of the figures may be performed in a computer system, such as a set of computer executable instructions, and that although a logical sequence is illustrated in the flowchart, in some cases the steps illustrated or described may be performed in a different order than what is illustrated herein.
The method according to the first embodiment of the present application may be implemented in a mobile terminal, a computer terminal or a similar computing device. Fig. 1 shows a block diagram of a hardware configuration of a computer terminal for implementing a method of adjusting a battery sampling chip connection circuit. As shown in fig. 1, the computer terminal 10 may include one or more (shown as 102a, 102b, … …,102 n) processors (which may include, but are not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA) and a memory 104 for storing data. In addition, the method may further include: a display, an input/output interface (I/O interface), a Universal Serial BUS (USB) port (which may be included as one of the ports of the BUS), a network interface, a power supply, and/or a camera. It will be appreciated by those of ordinary skill in the art that the configuration shown in fig. 1 is merely illustrative and is not intended to limit the configuration of the electronic device described above. For example, the computer terminal 10 may also include more or fewer components than shown in FIG. 1, or have a different configuration than shown in FIG. 1.
It should be noted that the one or more processors and/or other data processing circuits described above may be referred to herein generally as "data processing circuits. The data processing circuit may be embodied in whole or in part in software, hardware, firmware, or any other combination. Furthermore, the data processing circuitry may be a single stand-alone processing module or incorporated, in whole or in part, into any of the other elements in the computer terminal 10. As referred to in embodiments of the application, the data processing circuit acts as a processor control (e.g., selection of the path of the variable resistor termination connected to the interface).
The memory 104 may be used to store software programs and modules of application software, such as program instructions/data storage devices corresponding to the method for adjusting the battery sampling chip connection circuit in the embodiment of the present application, and the processor executes the software programs and modules stored in the memory 104, thereby executing various functional applications and data processing, that is, implementing the method for adjusting the battery sampling chip connection circuit of the application program. Memory 104 may include high-speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some examples, the memory 104 may further include memory located remotely from the processor, which may be connected to the computer terminal 10 via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The display may be, for example, a touch screen type Liquid Crystal Display (LCD) that may enable a user to interact with a user interface of the computer terminal 10.
Fig. 2 is a flowchart of a method for adjusting a connection circuit of a battery sampling chip according to an embodiment of the present application, as shown in fig. 2, the method includes the following steps:
in step S202, a connection circuit of each of a plurality of battery sampling chips included in the centralized battery management system is determined, wherein the battery management system is located in the electric automobile.
Step S204, determining a target battery sampling chip in the battery sampling chips according to the respective connection circuits of the battery sampling chips, wherein the power consumption of the target battery sampling chip meets the preset adjustment condition.
Step S206, the connection circuit of the target battery sampling chip is adjusted to be a target circuit, so that the power consumption of the target battery sampling chip meets the preset target condition.
Through the steps, the power consumption of the target battery sampling chip meets the preset target condition, the purpose of reducing the power consumption difference among a plurality of battery sampling chips included in the centralized battery management system is achieved, the technical effect of preventing the increase of the battery capacity difference is achieved, and the technical problem of the increase of the battery capacity difference caused by the large power consumption difference among the plurality of battery sampling chips included in the centralized battery management system is solved.
As an alternative embodiment, determining a target battery sampling chip among a plurality of battery sampling chips according to respective connection circuits of the plurality of battery sampling chips includes: determining the power consumption of each of the battery sampling chips according to the connection circuits of each of the battery sampling chips; determining a power consumption difference between each battery sampling chip and other battery sampling chips in the plurality of battery sampling chips; and determining the battery sampling chip which accords with the adjustment condition with the power consumption difference between other battery sampling chips as a target battery sampling chip.
Alternatively, a plurality of AFE chips are typically included in a centralized battery management system, which may lead to a reduced battery life if the plurality of AFE chips perform different functions, respectively, and there is a large power consumption difference between the plurality of AFE chips for a long period of time. Therefore, the chip with larger power consumption difference with other battery sampling chips in the plurality of AFE chips can be determined as the target battery sampling chip. The adjustment condition may be that the power consumption difference is greater than a predetermined power consumption difference threshold.
As an alternative embodiment, adjusting the connection circuit of the target battery sampling chip to be the target circuit so that the power consumption of the target battery sampling chip meets a predetermined target condition includes: determining a loop with power consumption exceeding a power consumption threshold value in a connecting circuit of a target battery sampling chip; and disconnecting the target battery sampling chip from the loop with the power consumption exceeding the power consumption threshold, wherein the power consumption of the target battery sampling chip accords with the target condition after the target battery sampling chip is disconnected from the loop with the power consumption exceeding the power consumption threshold.
Optionally, in order to make the power consumption of the target battery sampling chip meet a predetermined target condition, that is, the difference between the power consumption of the target battery sampling chip and the power consumption of other battery sampling chips is smaller than a predetermined power consumption threshold, a loop with the power consumption exceeding the power consumption threshold may be determined in a connection circuit of the target battery sampling chip, and the connection between the target battery sampling chip and the loop with the power consumption exceeding the power consumption threshold may be disconnected. After the connection between the target battery sampling chip and the loop with high power consumption threshold is disconnected, the power consumption of the target battery sampling chip can be reduced, so that the difference between the power consumption of the target battery sampling chip and the power consumption of other battery sampling chips is smaller than the preset power consumption threshold.
As an alternative embodiment, the loop with the power consumption exceeding the power consumption threshold is a driving source circuit of the optocoupler, wherein the driving source circuit is used for providing a driving power supply for the optocoupler in the high voltage acquisition circuit.
Alternatively, in general, the function of the first AFE chip within the centralized battery management system is as follows: monomer acquisition function, balanced, high pressure acquisition function, shunt acquisition function, and other AFE chip's function as follows: and (5) monomer voltage acquisition, equalization and temperature acquisition. Through analysis and research, the first AFE chip can be determined to be the target AFE chip, the function of overlarge power consumption of the first AFE is a high-voltage acquisition function, and the corresponding loop is a high-voltage acquisition loop. Specifically, an optical coupler in the high-voltage acquisition loop is connected with a target AFE chip, and the target AFE chip provides a driving power supply for the optical coupler to drive the optical coupler so as to realize a high-voltage acquisition function. Fig. 3 is a schematic diagram of a connection circuit of a target battery sampling chip before adjustment according to an alternative embodiment of the present application, as shown in fig. 3, an I/O pin and a VCOM pin of a target AFE chip are connected with an emitter anode (pin 1) of an optocoupler through a MOS tube, a V-pin is connected with an emitter cathode (pin 2) of the optocoupler, and a driving voltage of 5V is provided for the optocoupler, and the driving source circuit of the optocoupler, that is, a loop with power consumption exceeding a power consumption threshold value is provided.
As an alternative embodiment, further comprising: and connecting a loop with power consumption exceeding a power consumption threshold value with a microprocessor chip, wherein the microprocessor chip is positioned in the centralized battery management system.
Optionally, after the connection between the target AFE chip and the driving source circuit of the optocoupler is disconnected, the power consumption of the target AFE chip is reduced, but the optocoupler in the high-voltage acquisition loop cannot be driven because of less driving source, so that the high-voltage acquisition function cannot be realized. At this time, the driving source circuit of the optocoupler may be connected to the microprocessor chip, and fig. 4 is a schematic diagram of the adjusted connection circuit of the target battery sampling chip according to an alternative embodiment of the present application, as shown in fig. 4, an I/O interface of the MCU is connected to an emitter cathode of the optocoupler through a MOS tube, and an emitter anode of the optocoupler is connected to a voltage of 5V, so as to provide a driving power supply for the optocoupler, so that the high voltage acquisition circuit can implement a high voltage acquisition function.
It should be noted that, for simplicity of description, the foregoing method embodiments are all described as a series of acts, but it should be understood by those skilled in the art that the present application is not limited by the order of acts described, as some steps may be performed in other orders or concurrently in accordance with the present application. Further, those skilled in the art will also appreciate that the embodiments described in the specification are all preferred embodiments, and that the acts and modules referred to are not necessarily required for the present application.
From the above description of the embodiments, it will be clear to those skilled in the art that the method for adjusting the connection circuit of the battery sampling chip according to the above embodiments may be implemented by means of software plus a necessary general hardware platform, and of course may also be implemented by hardware, but in many cases the former is a preferred embodiment. Based on such understanding, the technical solution of the present application may be embodied essentially or in a part contributing to the prior art in the form of a software product stored in a storage medium (e.g. ROM/RAM, magnetic disk, optical disk) comprising instructions for causing a terminal device (which may be a mobile phone, a computer, a server, or a network device, etc.) to perform the method according to the embodiments of the present application.
According to an embodiment of the present application, there is further provided a connection circuit in a centralized battery management system obtained by implementing the method for adjusting a connection circuit of a battery sampling chip, and fig. 5 is a block diagram of a connection circuit in a centralized battery management system according to an embodiment of the present application, where, as shown in fig. 5, the connection circuit in the centralized battery management system includes: a plurality of battery sampling chips and a microprocessor chip, a connection circuit in the centralized battery management system will be described below.
In the connection circuit in the centralized battery management system obtained after the adjustment method of the battery sampling chip connection circuit is implemented, the battery sampling chips comprise target battery sampling chips, the power consumption difference between any two battery sampling chips in the battery sampling chips is smaller than the power consumption difference threshold value, and the target battery sampling chips and the microprocessor chip are respectively connected with an optical coupler, wherein the optical coupler is positioned in the high-voltage acquisition loop. The plurality of battery sampling chips include battery sampling chips other than the target battery sampling chip, which are respectively connected with the respective connection circuits.
Optionally, the microprocessor chip is respectively connected with the positive electrode and the negative electrode of the emitter of the optocoupler to provide driving power for the optocoupler. The microprocessor chip can provide 5V driving power for the optocoupler, so that the optocoupler in the high-voltage sampling circuit can operate.
According to an embodiment of the present application, there is further provided an adjusting device for a battery sampling chip connection circuit for implementing the method for adjusting a battery sampling chip connection circuit, and fig. 6 is a block diagram of a structure of the adjusting device for a battery sampling chip connection circuit according to the embodiment of the present application, as shown in fig. 6, the adjusting device for a battery sampling chip connection circuit includes: the first determining module 62, the second determining module 64 and the adjusting module 66 are described below as an adjusting device of the battery sampling chip connection circuit.
A first determining module 62 is configured to determine a connection circuit of each of a plurality of battery sampling chips included in the centralized battery management system, where the battery management system is located in the electric vehicle.
The second determining module 64 is connected to the first determining module 62, and is configured to determine a target battery sampling chip among the plurality of battery sampling chips according to the connection circuits of the plurality of battery sampling chips, where power consumption of the target battery sampling chip meets a predetermined adjustment condition.
The adjusting module 66 is connected to the second determining module 64, and is configured to adjust the connection circuit of the target battery sampling chip to be a target circuit, so that the power consumption of the target battery sampling chip meets a predetermined target condition.
It should be noted that, the first determining module 62, the second determining module 64, and the adjusting module 66 correspond to steps S202 to S206 in the embodiment, and the plurality of modules are the same as the examples and application scenarios implemented by the corresponding steps, but are not limited to the disclosure of the embodiment. It should be noted that the above-described module may be operated as a part of the apparatus in the computer terminal 10 provided in the embodiment.
Embodiments of the present application may provide a computer device, optionally in this embodiment, the computer device may be located in at least one network device of a plurality of network devices of a computer network. The computer device includes a memory and a processor.
The memory may be used to store software programs and modules, such as program instructions/modules corresponding to the method and apparatus for adjusting a battery sampling chip connection circuit in the embodiment of the present application, and the processor executes various functional applications and data processing by running the software programs and modules stored in the memory, thereby implementing the method for adjusting a battery sampling chip connection circuit described above. The memory may include high-speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some examples, the memory may further include memory remotely located relative to the processor, which may be connected to the computer terminal via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The processor may call the information and the application program stored in the memory through the transmission device to perform the following steps: determining respective connection circuits of a plurality of battery sampling chips included in a centralized battery management system, wherein the battery management system is positioned in an electric automobile; determining a target battery sampling chip in the battery sampling chips according to the respective connection circuits of the battery sampling chips, wherein the power consumption of the target battery sampling chip accords with a preset adjustment condition; and adjusting the connection circuit of the target battery sampling chip to be a target circuit, so that the power consumption of the target battery sampling chip meets the preset target condition.
Optionally, determining the target battery sampling chip from the plurality of battery sampling chips according to the respective connection circuits of the plurality of battery sampling chips includes: determining the power consumption of each of the battery sampling chips according to the connection circuits of each of the battery sampling chips; determining a power consumption difference between each battery sampling chip and other battery sampling chips in the plurality of battery sampling chips; and determining the battery sampling chip which accords with the adjustment condition with the power consumption difference between other battery sampling chips as a target battery sampling chip.
Optionally, adjusting the connection circuit of the target battery sampling chip to be a target circuit so that the power consumption of the target battery sampling chip meets a predetermined target condition includes: determining a loop with power consumption exceeding a power consumption threshold value in a connecting circuit of a target battery sampling chip; and disconnecting the target battery sampling chip from the loop with the power consumption exceeding the power consumption threshold, wherein the power consumption of the target battery sampling chip accords with the target condition after the target battery sampling chip is disconnected from the loop with the power consumption exceeding the power consumption threshold.
Optionally, the method further comprises: and connecting a loop with power consumption exceeding a power consumption threshold value with a microprocessor chip, wherein the microprocessor chip is positioned in the centralized battery management system.
Optionally, the loop with the power consumption exceeding the power consumption threshold is a driving source circuit of the optocoupler, wherein the driving source circuit is used for providing a driving power supply for the optocoupler in the high-voltage acquisition circuit.
Those skilled in the art will appreciate that all or part of the steps in the various methods of the above embodiments may be implemented by a program for instructing a terminal device to execute on associated hardware, the program may be stored in a non-volatile storage medium, and the storage medium may include: flash disk, read-Only Memory (ROM), random-access Memory (Random Access Memory, RAM), magnetic or optical disk, and the like.
Embodiments of the present application also provide a nonvolatile storage medium. Alternatively, in this embodiment, the above-described nonvolatile storage medium may be used to store the program code executed by the adjustment method of the battery sampling chip connection circuit provided in the above-described embodiment.
Alternatively, in this embodiment, the above-mentioned nonvolatile storage medium may be located in any one of the computer terminals in the computer terminal group in the computer network, or in any one of the mobile terminals in the mobile terminal group.
Optionally, in the present embodiment, the non-volatile storage medium is arranged to store program code for performing the steps of: determining respective connection circuits of a plurality of battery sampling chips included in a centralized battery management system, wherein the battery management system is positioned in an electric automobile; determining a target battery sampling chip in the battery sampling chips according to the respective connection circuits of the battery sampling chips, wherein the power consumption of the target battery sampling chip accords with a preset adjustment condition; and adjusting the connection circuit of the target battery sampling chip to be a target circuit, so that the power consumption of the target battery sampling chip meets the preset target condition.
Optionally, determining the target battery sampling chip from the plurality of battery sampling chips according to the respective connection circuits of the plurality of battery sampling chips includes: determining the power consumption of each of the battery sampling chips according to the connection circuits of each of the battery sampling chips; determining a power consumption difference between each battery sampling chip and other battery sampling chips in the plurality of battery sampling chips; and determining the battery sampling chip which accords with the adjustment condition with the power consumption difference between other battery sampling chips as a target battery sampling chip.
Optionally, adjusting the connection circuit of the target battery sampling chip to be a target circuit so that the power consumption of the target battery sampling chip meets a predetermined target condition includes: determining a loop with power consumption exceeding a power consumption threshold value in a connecting circuit of a target battery sampling chip; and disconnecting the target battery sampling chip from the loop with the power consumption exceeding the power consumption threshold, wherein the power consumption of the target battery sampling chip accords with the target condition after the target battery sampling chip is disconnected from the loop with the power consumption exceeding the power consumption threshold.
Optionally, the method further comprises: and connecting a loop with power consumption exceeding a power consumption threshold value with a microprocessor chip, wherein the microprocessor chip is positioned in the centralized battery management system.
Optionally, the loop with the power consumption exceeding the power consumption threshold is a driving source circuit of the optocoupler, wherein the driving source circuit is used for providing a driving power supply for the optocoupler in the high-voltage acquisition circuit.
The foregoing embodiment numbers of the present application are merely for the purpose of description, and do not represent the advantages or disadvantages of the embodiments.
In the foregoing embodiments of the present application, the descriptions of the embodiments are emphasized, and for a portion of this disclosure that is not described in detail in this embodiment, reference is made to the related descriptions of other embodiments.
In the several embodiments provided in the present application, it should be understood that the disclosed technology may be implemented in other manners. The above-described embodiments of the apparatus are merely exemplary, and the division of the units, for example, may be a logic function division, and may be implemented in another manner, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be through some interfaces, units or modules, or may be in electrical or other forms.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in the embodiments of the present application may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units may be implemented in hardware or in software functional units.
The integrated units, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a non-volatile storage medium. Based on such understanding, the technical solution of the present application may be embodied essentially or in part or all of the technical solution or in part in the form of a software product stored in a storage medium, including instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the method according to the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a random access Memory (RAM, random Access Memory), a removable hard disk, a magnetic disk, or an optical disk, or other various media capable of storing program codes.
The foregoing is merely a preferred embodiment of the present application and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present application, which are intended to be comprehended within the scope of the present application.
Claims (10)
1. The method for adjusting the connection circuit of the battery sampling chip is characterized by comprising the following steps of:
determining respective connection circuits of a plurality of battery sampling chips included in a centralized battery management system, wherein the battery management system is positioned in an electric automobile;
determining a target battery sampling chip in the battery sampling chips according to the respective connection circuits of the battery sampling chips, wherein the power consumption of the target battery sampling chip meets a preset adjustment condition;
and adjusting the connection circuit of the target battery sampling chip to be a target circuit, so that the power consumption of the target battery sampling chip meets the preset target condition.
2. The method of claim 1, wherein determining a target battery sample chip among the plurality of battery sample chips based on the respective connection circuits of the plurality of battery sample chips comprises:
determining the power consumption of each of the battery sampling chips according to the connection circuits of each of the battery sampling chips;
determining a power consumption difference between each battery sampling chip and other battery sampling chips of the plurality of battery sampling chips;
and determining the battery sampling chip which accords with the adjustment condition with the power consumption difference between other battery sampling chips as the target battery sampling chip.
3. The method of claim 2, wherein the adjusting the connection circuit of the target battery sampling chip to be a target circuit such that the power consumption of the target battery sampling chip meets a predetermined target condition comprises:
determining a loop with power consumption exceeding a power consumption threshold value in a connecting circuit of the target battery sampling chip;
and disconnecting the target battery sampling chip from the loop with the power consumption exceeding the power consumption threshold, wherein the power consumption of the target battery sampling chip accords with the target condition after the target battery sampling chip is disconnected from the loop with the power consumption exceeding the power consumption threshold.
4. A method according to claim 3, further comprising: and connecting the loop with the power consumption exceeding the power consumption threshold value with a microprocessor chip, wherein the microprocessor chip is positioned in the centralized battery management system.
5. The method of any of claims 1 to 4, wherein the loop with power consumption exceeding the power consumption threshold is a drive source circuit of an optocoupler, wherein the drive source circuit is configured to provide a drive power supply for the optocoupler in a high voltage acquisition circuit.
6. A connection circuit in a centralized battery management system, comprising: the battery sampling chips comprise target battery sampling chips, the power consumption difference between any two battery sampling chips in the battery sampling chips is smaller than a power consumption difference threshold value,
the target battery sampling chip and the microprocessor chip are respectively connected with an optical coupler, wherein the optical coupler is positioned in the high-voltage acquisition loop.
7. The circuit of claim 6, wherein the microprocessor chip is connected to an emitter anode and an emitter cathode of the optocoupler, respectively, to provide a driving power for the optocoupler.
8. An adjusting device of a battery sampling chip connection circuit, comprising:
the first determining module is used for determining the connection circuits of each of a plurality of battery sampling chips included in the centralized battery management system, wherein the battery management system is positioned in the electric automobile;
a second determining module, configured to determine a target battery sampling chip from the plurality of battery sampling chips according to respective connection circuits of the plurality of battery sampling chips, where power consumption of the target battery sampling chip meets a predetermined adjustment condition;
and the adjusting module is used for adjusting the connecting circuit of the target battery sampling chip to be a target circuit so that the power consumption of the target battery sampling chip accords with a preset target condition.
9. A non-volatile storage medium, characterized in that the non-volatile storage medium comprises a stored program, wherein the device in which the non-volatile storage medium is controlled to execute the method for adjusting the battery sampling chip connection circuit according to any one of claims 1 to 5 when the program runs.
10. A computer device, comprising: a memory and a processor, wherein the memory is configured to store,
the memory stores a computer program;
the processor is configured to execute a computer program stored in the memory, where the computer program when executed causes the processor to execute the method for adjusting the battery sampling chip connection circuit according to any one of claims 1 to 5.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311128007.7A CN117192375A (en) | 2023-09-01 | 2023-09-01 | Method and device for adjusting battery sampling chip connection circuit and computer equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311128007.7A CN117192375A (en) | 2023-09-01 | 2023-09-01 | Method and device for adjusting battery sampling chip connection circuit and computer equipment |
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| CN202311128007.7A Pending CN117192375A (en) | 2023-09-01 | 2023-09-01 | Method and device for adjusting battery sampling chip connection circuit and computer equipment |
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