CN112099398A - Coding method, battery management system and mobile platform - Google Patents
Coding method, battery management system and mobile platform Download PDFInfo
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- CN112099398A CN112099398A CN202010884021.XA CN202010884021A CN112099398A CN 112099398 A CN112099398 A CN 112099398A CN 202010884021 A CN202010884021 A CN 202010884021A CN 112099398 A CN112099398 A CN 112099398A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0426—Programming the control sequence
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The application discloses a coding method, a battery management system and a mobile platform. The coding method is used for a battery management system, and the battery management system comprises a master control unit and a slave control unit. The encoding method comprises the following steps: sending an encoding request from the control unit; after receiving the coding request, the master control unit codes the slave control unit to determine the identity number of the slave control unit. According to the coding method, the battery management system and the mobile platform, the coding request is sent from the slave control unit, so that the master control unit can automatically realize coding of the slave control unit after receiving the coding request, the coding time can be saved, and the coding efficiency is higher. In addition, because the coding request is sent by the slave control unit, the master control unit does not need to actively inquire the slave control unit needing coding in the subsequent maintenance process (for example, when the slave control unit is replaced), so that the coding efficiency can be further improved, and the maintenance is convenient.
Description
Technical Field
The present disclosure relates to the field of battery management technologies, and in particular, to a coding method, a battery management system, and a mobile platform.
Background
The battery management system of the electric automobile comprises a master control unit and a slave control unit, wherein the slave control unit is used for collecting relevant information of a battery, and the master control unit is used for processing the relevant information of the battery and controlling the electric automobile according to the information. The number of slave units is usually multiple, and in order to manage the slave units, the slave units need to be encoded. In the related art, the coding of the slave unit is manually performed, however, the manual coding takes a lot of time and is not conducive to subsequent maintenance.
Disclosure of Invention
The embodiment of the application provides an encoding method, a battery management system and a mobile platform.
The coding method of the embodiment of the application is used for a battery management system. The battery management system comprises a master control unit and a slave control unit. The encoding method comprises the following steps: the slave control unit sends out an encoding request; and after receiving the coding request, the master control unit codes the slave control unit to determine the identity identification number of the slave control unit.
In some embodiments, the slave control units comprise a plurality of slave control units, and the master control unit and the plurality of slave control units communicate through a controller area network; issuing a coding request from a slave control unit, comprising: the current slave control unit sends out a coding request through the controller area network, wherein the coding request comprises a current network address of the current slave control unit and a next network address of a next slave control unit, and the current network address is different from the next network address.
In some embodiments, the encoding, by the master control unit, the slave control unit to determine the identification number of the slave control unit after receiving the encoding request includes: after receiving the coding request, the master control unit codes the current slave control unit according to the current network address to obtain the identity identification number of the current slave control unit, and after the coding is completed, codes the next slave control unit according to the next network address to obtain the identity identification number of the next slave control unit until all the slave control units are coded.
In some embodiments, the master unit includes master hardwired signal circuitry, and each slave unit includes slave hardwired signal circuitry; the slave control unit sends out an encoding request, and the method further comprises the following steps: the slave hard wire signal control circuit sets the hard wire signal to be high level to be used as an encoding request; after receiving the coding request, the master control unit codes the slave control unit to determine the identity number of the slave control unit, and the method further comprises the following steps: the master control unit encodes the slave control unit which sets the hard wire signal to be at high level to obtain the identification number of the slave control unit, and sets the corresponding hard wire signal to be at low level to determine that the encoding request is responded.
In some embodiments, the encoding method further comprises: and after all the slave control units complete coding, determining whether the network addresses of the slave control units pass the verification according to a preset network address mapping relation in the master control unit, and after the network addresses pass the verification, determining that the coding is finished.
The battery management system of the embodiment of the application comprises a master control unit and a slave control unit. The slave control unit is used for sending out an encoding request; and the master control unit is used for coding the slave control unit to determine the identity identification number of the slave control unit after receiving the coding request.
In some embodiments, the slave control units of the battery management system comprise a plurality of slave control units, and the master control unit and the plurality of slave control units communicate through a controller area network; the current slave control unit is used for sending an encoding request through the controller area network, wherein the encoding request comprises a current network address of the current slave control unit and a next network address of a next slave control unit, and the current network address is different from the next network address.
In some embodiments, the master control unit of the battery management system is configured to, after receiving the coding request, code the current slave control unit according to the current network address to obtain the identification number of the current slave control unit, and after the coding is completed, code the next slave control unit according to the next network address to obtain the identification number of the next slave control unit until all the slave control units are coded.
In some embodiments, a master control unit of a battery management system includes master hard-wired signal circuitry, each slave control unit including slave hard-wired signal circuitry; the slave hard wire signal circuit is used for setting a hard wire signal to be at a high level as an encoding request; the master control unit is used for coding the slave control unit which sets the hard wire signal to be high level so as to obtain the identity identification number of the slave control unit, and setting the corresponding hard wire signal to be low level so as to determine that the coding request is responded.
In some embodiments, the master control unit of the battery management system is configured to determine whether a network address of the slave control unit passes verification according to a network address mapping relationship preset in the master control unit after all slave control units complete encoding, and determine that encoding is completed after the network address of the slave control unit passes verification.
The mobile platform of the embodiments of the present application includes a battery and a battery management system as described above for managing the battery.
According to the coding method, the battery management system and the mobile platform, the coding request is sent from the slave control unit, so that the master control unit can automatically realize coding of the slave control unit after receiving the coding request, coding time can be saved, and coding efficiency is higher. In addition, because the coding request is sent by the slave control unit, the master control unit does not need to actively inquire the slave control unit needing coding in the subsequent maintenance process (for example, when the slave control unit is replaced), so that the coding efficiency can be further improved, and the maintenance is convenient.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 and fig. 2 are schematic flow charts of an encoding method according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a battery management system according to an embodiment of the present application;
FIG. 4 is a flow chart of an encoding method according to an embodiment of the present application;
FIG. 5 is a diagram of an information management table according to an embodiment of the present application;
FIG. 6 is a flow chart of an encoding method according to an embodiment of the present application;
fig. 7 is a schematic structural diagram of a mobile platform according to an embodiment of the present application.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative and are only for the purpose of explaining the present application and are not to be construed as limiting the present application.
The encoding method of the embodiment of the present application may be used for the battery management system 100. The battery management system 100 includes a master control unit 10 and a slave control unit 20, and referring to fig. 1, the encoding method includes:
01: issuing a coding request from the control unit 20;
02: the master control unit 10, upon receiving the encoding request, encodes the slave control unit 20 to determine the identification number of the slave control unit 20.
The battery management system 100 of the embodiment of the present application includes a master control unit 10 and a slave control unit 20, and the encoding method of the embodiment of the present application may be implemented by the battery management system 100 of the embodiment of the present application, wherein step 01 may be implemented by the slave control unit 20, that is, the slave control unit 20 may be configured to issue an encoding request. Step 02 may be implemented by the master control unit 10, that is, the master control unit 10 may be configured to: upon receiving the encoding request, the slave unit 20 is encoded to determine an Identity Document (ID) of the slave unit 20.
According to the embodiment of the application, the encoding request is sent from the control unit 20, so that the main control unit 10 can automatically encode the slave control unit 20 after receiving the encoding request, and thus the encoding time can be saved, and the encoding efficiency is higher. In addition, since the encoding request is sent by the slave control unit 20, the master control unit 10 does not need to actively query the slave control unit 20 that needs to be encoded in the subsequent maintenance process (for example, when the slave control unit 20 is replaced), so that the encoding efficiency can be further improved, and the maintenance is facilitated.
The battery management system 100 of the embodiment of the present application may be applied to a new energy vehicle. The Battery Management System 100 may be a Battery Management System (BMS), and in some embodiments, the Battery Management System 100 may manage the Battery, and the Battery Management System 100 generally has a function of measuring the voltage of the Battery to prevent or avoid abnormal situations such as overdischarge, overcharge, and over-temperature of the Battery. The battery management system 100 includes a master control unit 10 and a slave control unit 20, the master control unit 10 has functions of collecting total voltage and total current, internal and external communication, fault recording and fault decision, and the slave control unit 20 has functions of collecting cell voltage, collecting temperature, controlling battery equalization, and the like. The slave control unit 20 can communicate with the master control unit 10, and send the acquired data to the master control module 10, and the master control module 10 analyzes and processes the data, and then sends out corresponding program control and change instructions, and finally makes corresponding processing measures.
Referring to fig. 2 and 3 together, in some embodiments, the slave unit 20 includes a plurality of slave units, and the master unit 10 and the plurality of slave units 20 communicate through the controller area network 30, and referring to fig. 3, step 01 includes:
012: the current slave unit 20 issues a coding request via the controller area network 30, the coding request including a current network address of the current slave unit 20 and a next network address of the next slave unit 20, wherein the current network address is different from the next network address.
Referring again to fig. 3, in some embodiments, the battery management system 100 includes a plurality of slave units 20, the plurality of slave units 20 communicate via the controller area network 30, the slave unit 20 issues a coding request, and step 012 can be implemented by the slave unit 20, that is, the slave unit 20 can be used to: an encoding request is issued over the controller area network 30, the encoding request including a current network address of the current slave unit 20 and a next network address of the next slave unit 20, wherein the current network address is different from the next network address.
The Controller Area Network 30 (CAN) may be a two-wire Controller Area Network, the two-wire Controller Area Network may implement differential communication through two data lines, the two data lines may be a high-speed Controller Area Network data line and a low-speed Controller Area Network data line, the data transmission speed of the two-wire Controller Area Network is higher, and the stability of the two-wire Controller Area Network is higher, if one data line fails, the battery management system 100 may be converted into a single-wire operation mode, without affecting data transmission.
In some embodiments, a plurality of slave control units 20 communicate via the Controller Area Network 30, and a coding request is issued from a slave control unit 20, the coding request including a current Network address of the current slave control unit 20 and a next Network address of the next slave control unit 20, and the Network addresses may be Controller Area Network identifiers (CAN IDs), wherein the Controller Area Network identifiers may be 11-bit random Controller Area Network identifiers. It should be noted that the current network address is different from the next network address, and if the master control unit 10 receives the same network address on the controller area network 30, the next slave control unit 20 regenerates the network address to ensure the uniqueness of the network address.
In some embodiments, the encoding request may also carry other information, such as: the coding request also carries information about whether the current slave control unit 20 has a request or not, and information about whether the request is responded or not. The encoding request simultaneously carries various information, so that the communication function of the controller area network 30 can be fully utilized, the main control unit 10 can simultaneously receive various information, and the transmission efficiency of the information is improved.
In some embodiments, referring to fig. 4, step 02 includes:
022: after receiving the coding request, the master control unit 10 codes the current slave control unit 20 according to the current network address to obtain the identification number of the current slave control unit 20, and after the coding is completed, codes the next slave control unit 20 according to the next network address to obtain the identification number of the next slave control unit 20 until all the slave control units 20 are coded.
In some embodiments, step 02 may be implemented by the master control unit 10, that is, the master control unit 10 may be configured to: after receiving the encoding request, the current slave control unit 20 is encoded according to the current network address to obtain the identification number of the current slave control unit 20, and after the encoding is completed, the next slave control unit 20 is encoded according to the next network address to obtain the identification number of the next slave control unit 20 until all the slave control units 20 are encoded.
In one example, after receiving the encoding request, the master control unit 10 encodes the current slave control unit 20 according to the current network address to obtain the identification number of the current slave control unit 20, which may be represented by 0X00 to 0XFF, where 0XFF is invalid information indicating that there is a temporary uncoded code, and 0X00 is a reserved code. The master control unit 10 encodes the current slave control unit 20, the identification number of the current slave control unit 20 may be 0X01, the master control unit 10 encodes the next slave control unit 20 according to the next network address, and if the next network address is different from the current network address of the current slave control unit 20, the identification number of the next slave control unit 20 may be 0X 02. The next slave unit 20 is encoded according to the next network address to obtain the id number of the next slave unit 20 until all slave units 20 are encoded, which will not be described in detail herein.
In some embodiments, an information management table may be provided, as shown in fig. 5, the information management table may record the current network address of the slave control unit 20 and the next network address of the next slave control unit 20, and the information management table may also record the identification number of the current slave control unit 20 and the identification number of the next slave control unit 20. The information management table has the characteristics of simplicity, clearness and easy operation, and can facilitate recording, counting and viewing information.
In some embodiments, the master unit 10 includes master hardwired signal circuits, and each slave unit 20 includes slave hardwired signal circuits, as shown in fig. 6, step 01 includes:
014: the slave hard wire signal control circuit sets the hard wire signal to be high level to be used as an encoding request;
024: the master control unit 10 encodes the slave control unit 20 that places the hard-wired signal high to obtain the identification number of the slave control unit 20, and places the corresponding hard-wired signal low to determine that the encoding request has been responded.
In certain embodiments, step 014 may be implemented by the slave unit 20, that is, the slave unit 20 may be configured to: the slave hard-wired signal circuit puts the hard-wired signal to high level as the coding request. Step 024 may be implemented by the master control unit 10, that is, the master control unit 10 may be configured to: slave control unit 20, which sets the hard-wired signal high, encodes to obtain the identification number of slave control unit 20 and sets the corresponding hard-wired signal low to determine that the encoded request has been responded to.
Referring to fig. 2 and 5 again, in an example, the battery management system 100 includes a master control unit 10 and a plurality of slave control units 20, and the plurality of slave control units 20 may be a first slave control unit 22, a second slave control unit 24, a third slave control unit 26, and the like. The master unit 10 includes a master hardwired signal circuit 102, the first slave unit 22 includes a first slave hardwired signal circuit 222 and a first slave hardwired signal circuit 224, the second slave unit 24 includes a second slave hardwired signal circuit 242 and a second slave hardwired signal circuit 244, and the third slave unit 26 includes a third slave hardwired signal circuit 262 and a third slave hardwired signal circuit 264. The hard-wired signal circuit 102 of the master control unit 10 is hard-wired to the first slave hard-wired signal circuit 222, the first slave hard-wired signal circuit 222 may set the hard-wired signal to a high level as an encoding request, and at the same time, the slave control unit 20 issues another encoding request through the controller area network 30 communication, and the encoding request issued by the slave control unit 20 through the controller area network 30 includes the network address of the first slave control unit 22 and the network address of the second slave control unit 24. The encoding request from the slave unit 20 through the controller area network 30 may be transmitted to the master unit 10, the network address of the first slave unit 22 may be 12345678910, the master unit 10 encodes the first slave unit 22 that sets the hard wire signal to a high level, and the identification number of the first slave unit 22 may be 0X 01. The second slave hard-wired signal circuit 242 of the second slave control unit 24 is hard-wired to the first slave hard-wired signal circuit 222, if the network address of the second slave control unit 24 in the encoding request is the same as the network address of the first slave control unit 22, the second slave control unit 24 regenerates the network address, the network address regenerated by the second slave control unit 24 may be 12345678911, for example, the master control unit 10 encodes the second slave control unit 24, the identification number of the second slave control unit 24 may be 0X02, and the master control unit 10 receives the hard-wired signal circuit 102 and sets the corresponding hard-wired signal to be low level to determine that the encoding request has been responded, and records the information in the information management table. After the first slave control unit 22 completes encoding, the master control unit 10 and the first slave control unit 22 jointly and sequentially encode the second slave control unit 24 and the third slave control unit 26, and record information in the information management table.
In some embodiments, the encoding method further includes step 03:
03: after all the slave control units 20 are encoded, determining whether the network addresses of the slave control units 20 pass the verification according to a network address mapping relation preset in the master control unit 10, and after the network addresses pass the verification, determining that the encoding is finished.
In some embodiments, step 03 may be implemented by the master control unit 10, that is, the master control unit 10 is configured to: after all the slave control units 20 are encoded, determining whether the network addresses of the slave control units 20 pass the verification according to a network address mapping relation preset in the master control unit 10, and after the network addresses pass the verification, determining that the encoding is finished.
The preset network addresses can be obtained according to the network address mapping relationship, and if the plurality of preset network addresses include the network address of the slave control unit 20, the network address of the slave control unit 20 can be considered to pass the verification; if the network address of the slave unit 20 is not included in the plurality of preset network addresses, it may be considered that the network address check of the slave unit 20 fails. And determining whether the network address of the slave control unit 20 passes the verification according to the preset network address mapping relation in the master control unit 10, so that the connection is safe and reliable.
Referring to fig. 7, the present embodiment further provides a mobile platform 1000, where the mobile platform 1000 includes a battery 200 and the battery management system 100 as described above. The mobile platform 1000 may be an electric car, a robot, or the like. The battery 200 may be a plurality of battery packs suitable for the mobile platform 1000, such as a storage battery, a fuel cell, etc., the battery 200 may be formed by stacking a plurality of batteries in series, and the battery 200 serves as an energy storage power source to provide electric energy for the mobile platform 1000. The mobile platform 1000 further includes a motor 300, the mobile platform 1000 uses the battery 200 as an energy storage power source, the battery 200 provides electric energy to the motor 300, and the motor 300 is driven to operate and convert the electric energy into mechanical energy, so as to drive the mobile platform 1000 to run. The battery management system 100 is a control system for protecting the use safety of the battery 200, constantly monitors the use state of the battery 200, alleviates the inconsistency of a plurality of battery packs in the battery 200 by necessary measures, and provides guarantee for the use safety of the mobile platform 1000. The battery management system 100 includes a master control unit 10 and a slave control unit 20, the slave control unit 20 can communicate with the master control unit 10, send the collected data to the master control module 10, and the master control module 10 analyzes and processes the data, and then sends out corresponding program control and change instructions, and finally makes corresponding processing measures. The mobile platform 1000 according to the embodiment of the present application sends the encoding request from the control unit 20, so that the master control unit 10 can automatically implement encoding on the slave control unit 20 after receiving the encoding request, and thus, the encoding time can be saved, and the encoding efficiency is higher. In addition, since the encoding request is sent by the slave control unit 20, the master control unit 10 does not need to actively query the slave control unit 20 that needs to be encoded in the subsequent maintenance process (for example, when the slave control unit 20 is replaced), so that the encoding efficiency can be further improved, and the maintenance is facilitated.
In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and the scope of the preferred embodiments of the present application includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present application.
Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.
Claims (11)
1. An encoding method is used for a battery management system, the battery management system comprises a main control unit and a slave control unit, and the encoding method comprises the following steps:
sending an encoding request from the control unit;
after receiving the coding request, the master control unit codes the slave control unit to determine the identity number of the slave control unit.
2. The encoding method according to claim 1, wherein the slave unit includes a plurality of slave units, the master unit and the plurality of slave units communicating through a controller area network; issuing a coding request from a slave control unit, comprising:
the current slave control unit sends out a coding request through the controller area network, wherein the coding request comprises a current network address of the current slave control unit and a next network address of a next slave control unit, and the current network address is different from the next network address.
3. The encoding method of claim 2, wherein the master unit encoding the slave unit to determine the identification number of the slave unit after receiving the encoding request comprises:
after receiving the coding request, the master control unit codes the current slave control unit according to the current network address to obtain the identity identification number of the current slave control unit, and after the coding is completed, codes the next slave control unit according to the next network address to obtain the identity identification number of the next slave control unit until all the slave control units are coded.
4. The encoding method of claim 3, wherein the master unit includes master hardwired signal circuits, and each slave unit includes slave hardwired signal circuits;
the slave control unit sends out an encoding request, and the method further comprises the following steps:
the slave hard wire signal control circuit sets the hard wire signal to be high level to be used as an encoding request;
after receiving the coding request, the master control unit codes the slave control unit to determine the identity number of the slave control unit, and the method further comprises the following steps:
the master control unit encodes the slave control unit which sets the hard wire signal to be at high level to obtain the identification number of the slave control unit, and sets the corresponding hard wire signal to be at low level to determine that the encoding request is responded.
5. The encoding method of claim 3, wherein the encoding method further comprises:
and after all the slave control units complete coding, determining whether the network addresses of the slave control units pass the verification according to a preset network address mapping relation in the master control unit, and after the network addresses pass the verification, determining that the coding is finished.
6. The battery management system is characterized by comprising a master control unit and a slave control unit, wherein the slave control unit is used for sending a coding request; the master control unit is used for encoding the slave control unit after receiving the encoding request so as to determine the identity identification number of the slave control unit.
7. The battery management system according to claim 6, wherein the slave control units include a plurality of slave control units, the master control unit and the plurality of slave control units communicating via a controller area network; the current slave control unit is used for sending an encoding request through the controller area network, wherein the encoding request comprises a current network address of the current slave control unit and a next network address of a next slave control unit, and the current network address is different from the next network address.
8. The battery management system according to claim 7, wherein the master control unit is configured to, after receiving the coding request, code the current slave control unit according to the current network address to obtain the identification number of the current slave control unit, and after the coding is completed, code the next slave control unit according to the next network address to obtain the identification number of the next slave control unit until all the slave control units are coded.
9. The battery management system of claim 8, wherein the master unit includes master hardwired signal circuitry, and each slave unit includes slave hardwired signal circuitry; the slave hard wire signal circuit is used for setting a hard wire signal to be at a high level as an encoding request; the master control unit is used for coding the slave control unit which sets the hard wire signal to be high level so as to obtain the identity identification number of the slave control unit, and setting the corresponding hard wire signal to be low level so as to determine that the coding request is responded.
10. The battery management system according to claim 8, wherein the master control unit is configured to determine whether the network address of the slave control unit passes the verification according to a network address mapping relationship preset in the master control unit after all the slave control units have been encoded, and determine that the encoding is completed after the network address of the slave control unit passes the verification.
11. A mobile platform, characterized in that it comprises a battery and a battery management system according to any one of claims 6-10 for managing said battery.
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| CN112685356A (en) * | 2021-03-11 | 2021-04-20 | 杭州华塑科技股份有限公司 | Data processing method, device, equipment and storage medium |
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| CN112685356B (en) * | 2021-03-11 | 2021-06-22 | 杭州华塑科技股份有限公司 | Data processing method, device, equipment and storage medium |
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Application publication date: 20201218 |