CN207022042U - A kind of BMS from control module's address distributor - Google Patents
A kind of BMS from control module's address distributor Download PDFInfo
- Publication number
- CN207022042U CN207022042U CN201720539656.XU CN201720539656U CN207022042U CN 207022042 U CN207022042 U CN 207022042U CN 201720539656 U CN201720539656 U CN 201720539656U CN 207022042 U CN207022042 U CN 207022042U
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- control module
- address
- interface
- module
- bms
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Abstract
The utility model provides a kind of BMS from control module's address distributor, including a main control module and at least two from control module, the second interface that is in enabled state is in after the distribution of illegal state address before being distributed from control module including the first interface for being used to enable address distribution and address, it is sequentially connected from control module, main control module is connected with first first interface from control module, is connected from the second interface of control module with adjacent next first interface from control module.Main control module is used to distribute address by the connected first interface from control module for it, the second interface from control module being connected simultaneously with main control module is in enabled state, establishes adjacent next communication between control module and main control module so as to distribute address by main control module for it.It is unified that all in the utility model from control module realize software and hardware, realizes from control modular platformization design, reduces BMS productions and maintenance cost, improves the efficiency of address setting.
Description
Technical field
The utility model belongs to cell management system of electric automobile technical field, more particularly to a kind of BMS from control module ground
Location distributor.
Background technology
Cell management system of electric automobile (BMS) uses proactive system topological structure more, by a master control and it is multiple from
Control is managed to battery pack, in order to realize the communication of multiple modules, it is necessary to each from control setting address.
The common BMS module's address plans of establishment have three kinds：The first scheme, module dispatch from the factory before by burn recording software by ground
Location solidifies, before each module entrucking match address, it is necessary to which more change of address must burning program, its defect be again then moulds
Block address is fixed, and module does not have versatility；Second scheme, stage of hardware designing solidify address, and software passes through single-chip microcomputer
Peripheral circuit sets automatic identification address, and each address corresponds to a kind of hardware design, and its defect is that hardware version is more, and management and control is multiple
It is miscellaneous；The third scheme, enabled interface outside design hardware, by software design patterns or more change of address in the case that hardware is enabled,
It can realize in BMS application installation processes and address is set in real time, its defect is manually to participate in more, and address sets efficiency low.
BMS batch production and delivery needs modular platform design, General design, while exigent assembling effect
Rate and convenient after-sales service.Because three of the above scheme needs to change specified address in the case where needing scene to change module
Module or need scene manually reset address, operating efficiency is low, and Operating Complexity is big, add BMS production and tie up
Protect cost, it is impossible to meet the requirement of cell management system of electric automobile.
Utility model content
The purpose of this utility model is to provide a kind of BMS from control module's address distributor, for solving prior art
Middle BMS is from the problem of controlling low module's address allocative efficiency and complex operation.
To achieve the above object, the technical solution of the utility model is：
A kind of BMS from control module's address distributor, including a main control module and at least two from control module, it is described from
Control module includes being used to enable the first interface distributed address and be in after the distribution of illegal state address before the distribution of address to make
The second interface of energy state, described to be sequentially connected from control module, the main control module and first first interface from control module
Connection, the second interface from control module are connected with adjacent next first interface from control module.
Further, the first interface and second interface are CAN interface.
The beneficial effects of the utility model are：
The utility model provides a kind of BMS from control module's address distributor, including a main control module and at least two
It is individual to be in illegal state address before control module, the first interface and the address distribution that include from control module for enabling address distribution
After distribution be in enabled state second interface, from control module be sequentially connected, main control module with first from control module first
Interface connects, and is connected from the second interface of control module with adjacent next first interface from control module.Main control module is used for
Distribute address by the connected first interface from control module for it, at the same be connected with main control module from controlling the of module
Two interfaces are in enabled state, establish adjacent next communication between control module and main control module so as to by main control module
To be adjacent next from control module assignment address.It is unified that all in the utility model from control module realize software and hardware, real
Show from the design of control modular platformization and set automatically from the address of control module, reduced BMS productions and maintenance cost, improve
The efficiency that address is set.
Brief description of the drawings
Fig. 1 is that the BMS principals and subordinates control communication relations of prior art and BMS principals and subordinates of the present utility model are controlled communication relations and contrasted and show
It is intended to；
Fig. 2 be BMS of the present utility model from control module's address setting procedure figure.
Embodiment
Specific embodiment of the present utility model is further described below in conjunction with the accompanying drawings：
A kind of embodiments of the BMS of the present utility model from control module's address distributor：
A kind of BMS from control module's address distributor, including a main control module and at least two from control module, wherein,
Include two interfaces from control module, respectively enabled interface and forbid interface, as shown in the figure below in Fig. 1, with four from
Control module exemplified by, respectively from control #1, from control #2, from control #3, from control #4, each from control module two communication interfaces use
PORT-A and PORT-B represent that communication interface PORT-A and communication interface PORT-B are separate, main control module with from control module #
1 PORT-A interfaces are connected by CAN1, are each connect from the PORT-A interfaces of control module with next PORT-B from control module
Mouth is connected by CAN2 buses, i.e., from module #1 PORT-B interfaces are controlled with being connected from control module #2 PORT-A interfaces by CAN2
Connect, by that analogy, be connected from control module #2 PORT-B interfaces with from control module #3 PORT-A interfaces by CAN3, from control mould
Block #3 PORT-B interfaces are connected with from control module #4 PORT-A interfaces by CAN4, are not had in an initial condition from control module
Address, i.e. address are 0, and communication enabled state is each in before unallocated address from the PORT-A communication interfaces of control module,
Communication illegal state is each in before unallocated address from the PORT-B communication interfaces of control module.
It is to the process from control module assignment address using the address distributing device：
Flow from control module's address distribution as shown in Figure 2：Upper electricity, master control module controls are each from control mould first for system
Block carries out address initialization setting, and all addresses from control module in an initial condition are 0, after the completion of initialization, distributively
All CAN communication PORT-A interfaces from control module are in enabled state before location, PORT-B interfaces are in illegal state.Because of mould
Block #1 PORT-A is in enabled state, and module #1 establishes CAN communication with master control first, and main control module sets module #1 address
001 is set to, module #1 PORT-B interfaces are enabled simultaneously.Now module #1 PORT-B and module #2 PORT-A are in
Enabled state, module #1 and module #2 establish direct CAN communication, further establish between control module #2 and main control module
Module #2 address is arranged to 002 by indirect communication path, main control module, and module #2 PORT-B interfaces are enabled simultaneously.With
This analogizes, and module #3 address is arranged to 003, and module #4 address is arranged to 004, all to be successfully configured from control module
Location, there is uniqueness from the address of control module, and address is continuously incrementally arranged according to physical location, and address is being obtained from control module
Afterwards, it is all to be in enabled state from the PORT-A interfaces and PORT-B interfaces of control module.
In addition, when some breaks down from control module, BMS master control systems are to the process from control module assignment address：
So that one leads four from BMS systems as an example, four have successfully been arranged to address 001,002,003,004 from control, this
When assume module #3 failures, it is necessary to change.System maintenance is then carried out, module #3 is replaced by new module #X, due to module #
X does not have address, and system can not proper communication.At this moment main control module is connected by upper computer software, with software mode by master control mould
The address management of block carries out initialization operation, re-powers, and start system address and set automatically.System is given according to above-mentioned
Module #1, module #2, module #X, module #4 addresses are arranged to 001 by the mode from control module assignment address gone out respectively, 002,
003 and 004, it is all to be allocated address again from control module.
BMS of the present utility model is directly connected by main control module from control module's address distributor with first from control module
Connect, first is connected from control module with second from control module, goes down by that analogy, can connect several from control module, meet
The requirement of vehicle battery packs, when entering row address distribution, first by main control module for first from module assignment address is controlled, simultaneously
Now first communicates from control module with second from control module foundation, for main control module for second from controlling module assignment
Location, go down by that analogy, complete to distribute all addresses from control module, and in Fig. 1 shown in draw above, main control module and institute
Have from control module all be connected with same controlling bus, address distribute when, each main control module can only to one of them from control mould
Block enters row address distribution, and this method of salary distribution takes time and effort, and the method for salary distribution is complicated.
The utility model realizes BMS by dual-port CAN communication network design and sets function from control module automatic address,
It is all to have unified hardware and software platform when dispatching from the factory from control module, production and maintenance cost are reduced, largely facilitates BMS
Systematic difference and maintenance, automatic, efficient, the convenient purposes set from control module's address of BMS are reached, there is very high use
Value.
Specific embodiment is presented above, but the utility model is not limited to embodiment described above.This
The basic ideas of utility model are above-mentioned basic scheme, for those of ordinary skill in the art, according to of the present utility model
Teaching, design the models of various modifications, formula, parameter and creative work need not be spent.The utility model is not being departed from
Principle and spirit in the case of to embodiment carry out change, modification, replacement and modification still fall within guarantor of the present utility model
In the range of shield.
Claims (2)
1. a kind of BMS exists from control module's address distributor, including a main control module and at least two from control module, its feature
In in the distribution of illegal state address before first interface and the address distribution included from control module for enabling address distribution
The second interface of enabled state is in afterwards, and described to be sequentially connected from control module, the main control module is with first from controlling module
First interface is connected, and the second interface from control module is connected with adjacent next first interface from control module.
2. BMS according to claim 1 is from control module's address distributor, it is characterised in that the first interface and the
Two interfaces are CAN interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720539656.XU CN207022042U (en) | 2017-05-11 | 2017-05-11 | A kind of BMS from control module's address distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720539656.XU CN207022042U (en) | 2017-05-11 | 2017-05-11 | A kind of BMS from control module's address distributor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207022042U true CN207022042U (en) | 2018-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720539656.XU Expired - Fee Related CN207022042U (en) | 2017-05-11 | 2017-05-11 | A kind of BMS from control module's address distributor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109474711A (en) * | 2018-10-31 | 2019-03-15 | 华霆（合肥）动力技术有限公司 | Address distribution method and battery management system |
| WO2021168629A1 (en) * | 2020-02-24 | 2021-09-02 | 东莞新能安科技有限公司 | Battery management system and addressing method |
| CN113794785A (en) * | 2021-08-17 | 2021-12-14 | 统一通信（苏州）有限公司 | Method for automatically allocating equipment communication address |
| CN114039950A (en) * | 2021-10-26 | 2022-02-11 | 东莞市步控电子科技有限公司 | Method for automatically allocating addresses to RS485 bus slave devices |
-
2017
- 2017-05-11 CN CN201720539656.XU patent/CN207022042U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109474711A (en) * | 2018-10-31 | 2019-03-15 | 华霆（合肥）动力技术有限公司 | Address distribution method and battery management system |
| WO2021168629A1 (en) * | 2020-02-24 | 2021-09-02 | 东莞新能安科技有限公司 | Battery management system and addressing method |
| CN113794785A (en) * | 2021-08-17 | 2021-12-14 | 统一通信（苏州）有限公司 | Method for automatically allocating equipment communication address |
| CN114039950A (en) * | 2021-10-26 | 2022-02-11 | 东莞市步控电子科技有限公司 | Method for automatically allocating addresses to RS485 bus slave devices |
| CN114039950B (en) * | 2021-10-26 | 2023-09-22 | 东莞市步控电子科技有限公司 | Method for automatically distributing address of RS485 bus slave device |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180216 Termination date: 20200511 |