CN114019865A - Automatic addressing device and method for low-voltage energy storage system - Google Patents
Automatic addressing device and method for low-voltage energy storage system Download PDFInfo
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- CN114019865A CN114019865A CN202111290958.5A CN202111290958A CN114019865A CN 114019865 A CN114019865 A CN 114019865A CN 202111290958 A CN202111290958 A CN 202111290958A CN 114019865 A CN114019865 A CN 114019865A
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- 238000004146 energy storage Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000004891 communication Methods 0.000 claims abstract description 42
- 230000002093 peripheral effect Effects 0.000 claims abstract description 9
- 230000003993 interaction Effects 0.000 claims abstract description 4
- 230000004044 response Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000009897 systematic effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
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- 238000006386 neutralization reaction Methods 0.000 description 1
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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
- G05B19/0423—Input/output
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
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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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
Abstract
The invention provides an automatic addressing device and method of a low-voltage energy storage system, the device comprises a battery module, a main control module, a communication module, a memory and a power module, wherein the battery module consists of a plurality of battery units, the main control module automatically addresses the battery units according to physical addresses, the logical addresses obtained by the main control module are consistent with the physical addresses, the communication module is connected between the main control module and the battery module and used for realizing the communication between the main control module and the battery module and the information interaction between the main control module and peripheral equipment, the memory is connected with the main control module and the battery module and used for storing random addressing data of the main control module, and the power module is respectively communicated with the main control module, the communication module and the memory and used for supplying power to the main control module, the communication module and the memory. The device addresses the battery modules at different positions through the main control module, and the logical address and the physical address obtained by the main control module are kept consistent.
Description
Technical Field
The invention relates to a battery management system, in particular to an automatic addressing device and method for a low-voltage energy storage system.
Background
With the increasing heat of the green development strategy of the carbon neutralization industry, the energy storage service will be continuously expanded, especially in the aspect of intelligent control of a Battery Management System (BMS), the traditional manual control of a power switch is difficult to maintain, a large amount of manpower is consumed, and in order to manage a Battery module, each Battery unit needs to be addressed. Therefore, a random addressing device for a low-voltage energy storage system is needed to be designed, and the requirement of the market on more intelligent and systematic battery management is met.
Disclosure of Invention
The invention aims to provide an automatic addressing device and method for a low-voltage energy storage system, which are used for realizing systematic and standardized management of batteries in the system.
The technical scheme adopted by the invention for solving the technical problem is as follows:
an automatic addressing device for a low voltage energy storage system, comprising:
the battery module consists of a plurality of battery units;
the main control module automatically addresses the battery unit according to the physical address, and the logical address obtained by the main control module is consistent with the physical address;
the communication module is connected between the main control module and the battery module and is used for realizing communication between the main control module and the battery module and information interaction between the main control module and peripheral equipment;
the memory is connected with the main control module and the battery module and used for storing the random addressing data of the main control unit;
and the power supply module is respectively communicated with the main control module, the communication module and the memory, and supplies power to the main control module, the communication module and the memory.
The battery module comprises 16 battery units and a protection circuit thereof, wherein the 16 battery units are connected in series.
The main control module is also connected with the upper computer, and automatically addresses the battery units at different positions in the battery module through the communication module after receiving a control instruction of the upper computer.
The communication module is provided with an RS232 transceiving module, and the main control module monitors the state of the battery module in real time through the RS232 transceiving module;
the communication module is also provided with a bus transceiving module, and the communication module is connected with the peripheral through the bus transceiving module.
The main control module adopts an STM32F105 chip.
The power module is composed of a plurality of stabilized power supplies.
An automatic addressing method of a low-voltage energy storage system comprises the following steps:
the main control module firstly configures a host in the battery module and sends a host command to the host, the host sends an addressing command to each slave, each battery unit is addressed according to an addressing rule according to the sequence of response, and corresponding addresses are stored in a memory after all the battery units are addressed. The master control module realizes addressing of the battery units by utilizing the response time difference of the slave machines to signals, addressing is carried out according to physical addresses, the logical addresses obtained by the master control module are consistent with the physical addresses, and the uniqueness and the identifiability of the address of each addressed object are ensured.
The invention has the advantages that:
the device realizes communication with the control chip of the battery unit through the main control module, the battery modules positioned at different positions are addressed, after all the battery units are addressed, addressing information is stored in the memory in the main control module, the battery modules CAN supply power for external loads and CAN also supply power for all control devices on the control panel, the main control module realizes communication with all the control devices through peripheral units, the communication comprises RS232 communication, CAN communication and the like, addressing of all the battery units is realized, addressing is carried out according to physical addresses for the batteries, and the logical addresses and the physical addresses obtained by the main control module are kept consistent.
Drawings
Fig. 1 is a schematic structural diagram of an automatic addressing device of a low-voltage energy storage system according to the present invention;
FIG. 2 is a schematic structural diagram of a main control module;
fig. 3 is a schematic structural view of a battery module;
fig. 4 is a schematic structural diagram of a communication module.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the automatic addressing device of the low-voltage energy storage system provided by the invention comprises a battery module, a main control module, a communication module, a memory and a power module, wherein the battery module is composed of a plurality of battery units, the main control module automatically addresses the battery units according to physical addresses, the logical addresses obtained by the main control module are consistent with the physical addresses, the communication module is connected between the main control module and the battery module and used for realizing communication between the main control module and the battery module and information interaction between the main control module and peripheral equipment, the memory is connected with the main control module and the battery module and used for storing random addressing data of the main control module, and the power module is respectively communicated with the main control module, the communication module and the memory and used for supplying power to the main control module, the communication module and the memory.
In the present embodiment, the battery module includes 16 battery cells and their protection circuits, and the 16 battery cells are connected in series. The main control module is also connected with the upper computer, and automatically addresses the battery units at different positions in the battery module through the communication module after receiving a control instruction of the upper computer. The communication module is provided with an RS232 transceiving module, and the main control module monitors the state of the battery module in real time through the RS232 transceiving module; the communication module is also provided with a bus transceiving module, and the communication module is connected with the peripheral through the bus transceiving module. The main control module adopts an STM32F105 chip. The power module is composed of a plurality of stabilized power supplies.
The automatic addressing method of the low-voltage energy storage system comprises the following steps:
the main control module firstly configures a host in the battery module and sends a host command to the host, the host sends an addressing command to each slave, each battery unit is addressed according to an addressing rule according to the sequence of response, and corresponding addresses are stored in a memory after all the battery units are addressed. The master control module realizes addressing of the battery units by utilizing the response time difference of the slave machines to signals, addressing is carried out according to physical addresses, the logical addresses obtained by the master control module are consistent with the physical addresses, and the uniqueness and the identifiability of the address of each addressed object are ensured.
The device realizes communication with the control chip of the battery unit through the main control module, the battery modules positioned at different positions are addressed, after all the battery units are addressed, addressing information is stored in the memory in the main control module, the battery modules CAN supply power for external loads and CAN also supply power for all control devices on the control panel, the main control module realizes communication with all the control devices through peripheral units, the communication comprises RS232 communication, CAN communication and the like, addressing of all the battery units is realized, addressing is carried out according to physical addresses for the batteries, and the logical addresses and the physical addresses obtained by the main control module are kept consistent.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, or orientations or positional relationships that the products of the present invention are usually placed in when used, or orientations or positional relationships that are usually understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the equipment or the elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is also to be noted that, unless otherwise explicitly stated or limited, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Claims (8)
1. An automatic addressing device for a low voltage energy storage system, comprising:
the battery module consists of a plurality of battery units;
the main control module automatically addresses the battery unit according to the physical address, and the logical address obtained by the main control module is consistent with the physical address;
the communication module is connected between the main control module and the battery module and is used for realizing communication between the main control module and the battery module and information interaction between the main control module and peripheral equipment;
the memory is connected with the main control module and the battery module and used for storing the random addressing data of the main control unit;
and the power supply module is respectively communicated with the main control module, the communication module and the memory, and supplies power to the main control module, the communication module and the memory.
2. The automatic addressing device of a low voltage energy storage system according to claim 1, wherein:
the battery module comprises 16 battery units and a protection circuit thereof, wherein the 16 battery units are connected in series.
3. The automatic addressing device of a low voltage energy storage system according to claim 1, wherein:
the main control module is also connected with the upper computer, and automatically addresses the battery units at different positions in the battery module through the communication module after receiving a control instruction of the upper computer.
4. The automatic addressing device of a low voltage energy storage system according to claim 1, wherein:
the communication module is provided with an RS232 transceiving module, and the main control module monitors the state of the battery module in real time through the RS232 transceiving module;
the communication module is also provided with a bus transceiving module, and the communication module is connected with the peripheral through the bus transceiving module.
5. The automatic addressing device of a low voltage energy storage system according to claim 1, wherein:
the main control module adopts an STM32F105 chip.
6. The automatic addressing device of a low voltage energy storage system according to claim 1, wherein:
the power module is composed of a plurality of stabilized power supplies.
7. An automatic addressing method of a low-voltage energy storage system is characterized in that:
the main control module firstly configures a host in the battery module and sends a host command to the host, the host sends an addressing command to each slave, each battery unit is addressed according to an addressing rule according to the sequence of response, and corresponding addresses are stored in a memory after all the battery units are addressed.
8. The automatic addressing method of the low-voltage energy storage system according to claim 7, characterized by comprising:
the master control module realizes addressing of the battery units by utilizing the response time difference of the slave machines to signals, addressing is carried out according to physical addresses, the logical addresses obtained by the master control module are consistent with the physical addresses, and the uniqueness and the identifiability of the address of each addressed object are ensured.
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| CN202111290958.5A CN114019865A (en) | 2021-11-03 | 2021-11-03 | Automatic addressing device and method for low-voltage energy storage system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114019863A (en) * | 2021-11-02 | 2022-02-08 | 弘正储能(上海)能源科技有限公司 | Random addressing device and method for low-voltage energy storage system |
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