CN113991863A - RS485 awakening device and method of low-voltage energy storage system - Google Patents

RS485 awakening device and method of low-voltage energy storage system Download PDF

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Publication number
CN113991863A
CN113991863A CN202111291767.0A CN202111291767A CN113991863A CN 113991863 A CN113991863 A CN 113991863A CN 202111291767 A CN202111291767 A CN 202111291767A CN 113991863 A CN113991863 A CN 113991863A
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CN
China
Prior art keywords
module
main control
battery
wake
control module
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Pending
Application number
CN202111291767.0A
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Chinese (zh)
Inventor
徐雷鸣
王佩绮
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Hongzheng Energy Storage Shanghai Energy Technology Co ltd
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Hongzheng Energy Storage Shanghai Energy Technology Co ltd
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Priority to CN202111291767.0A priority Critical patent/CN113991863A/en
Publication of CN113991863A publication Critical patent/CN113991863A/en
Pending legal-status Critical Current

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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
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00016—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using a wired telecommunication network or a data transmission bus
    • 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
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
    • 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
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
    • H02J13/00036—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers
    • 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
    • H02J15/00—Systems for storing electric energy
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20—Smart grids as enabling technology in buildings sector
    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses

Abstract

The invention provides an RS485 awakening device of a low-voltage energy storage system, which comprises a battery module, a main control module, a communication module and a power module, wherein the battery module is provided with a sleep mode and a working mode, the main control module is used for sending an awakening signal, the communication module is provided with an RS485 receiving and transmitting module and is connected between the main control module and the battery module, the main control module sends the awakening signal to the battery module through the RS485 receiving and transmitting module to enable the battery module to be switched between the sleep mode and the working mode, the power module is respectively communicated with the main control module and the communication module, the communication module and the main control module are powered by the power module, the main control module is also connected with an upper computer, and after receiving a control instruction of the upper computer, the RS485 receiving and transmitting module sends the awakening signal to the battery module. The device adopts RS485 transceiver module to be connected main control module and battery module, and main control module can convert battery module from the sleep state into operating condition, has realized that the remote control battery awakens up, makes battery management more intelligent.

Description

RS485 awakening device and method of low-voltage energy storage system
Technical Field
The invention relates to the battery management technology of an energy storage system, in particular to an RS485 awakening device and method of a low-voltage energy storage system.
Background
With the increasing heat of the industrial green development strategy, the energy storage business will be continuously expanded, especially in the intelligent control aspect of the BMS (Battery Management System). With the continuous promotion of the technology, the battery management system needs to meet the advantages of low cost, simple maintenance, low power consumption and the like. The battery awakening function can reduce the power consumption of the battery system, so that the awakening device of the energy storage system has certain practical significance. The existing wake-up mode in the market is generally wake-up manually or wake-up through an enable pin, and the modes have the defects of poor operation timeliness, instability and the like, and need to be further optimized through other modes.
Disclosure of Invention
The invention aims to provide an RS485 awakening device and method of a low-voltage energy storage system, so as to conveniently control the on-off of a system battery.
The technical scheme adopted by the invention for solving the technical problem is as follows:
an RS485 wake-up device of a low-voltage energy storage system, comprising:
a battery module having a sleep mode and a working mode;
the main control module is used for sending out a wake-up signal;
the communication module is provided with an RS485 receiving and transmitting module and is connected between the main control module and the battery module, and the main control module sends a wake-up signal to the battery module through the RS485 receiving and transmitting module so as to switch the battery module between a sleep mode and a working mode;
and the power supply module is respectively communicated with the main control module and the communication module, and supplies power to the communication module and the main control module.
The main control module is also connected with the upper computer, and sends a wake-up signal to the battery module through the RS485 receiving and sending module after receiving a control instruction of the upper computer.
The communication module is also 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 RS485 awakening method of a low-voltage energy storage system comprises the following steps:
when the battery module enters the sleep mode, the upper computer sends a control instruction to the main control module, the main control module sends a wake-up signal to the battery module through the RS485 receiving and sending module, and the battery module enters the working mode from the sleep mode after receiving the wake-up signal.
The invention has the advantages that:
the device adopts RS485 transceiver module to be connected host system and battery module, and host system can convert battery module from the sleep state to operating condition, and host system passes through the control of IO mouth realization to a plurality of battery units, sends control signal to the battery when receiving wake-up signal, has realized that the remote control battery awakens up, makes battery management more intelligent.
Drawings
Fig. 1 is a schematic structural diagram of an RS485 wake-up device of a low-voltage energy storage system according to the present invention;
FIG. 2 is a schematic diagram of the operation of the apparatus;
FIG. 3 is a schematic diagram of the connection between the main control module and the battery module;
fig. 4 is a schematic structural diagram of a power supply 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 to 4, the RS485 wake-up device of the low-voltage energy storage system provided by the invention includes a battery module, a main control module, a communication module and a power module, wherein the battery module has a sleep mode and a working mode, the main control module is used for sending a wake-up signal, the communication module has an RS485 transceiver module and is connected between the main control module and the battery module, the main control module sends the wake-up signal to the battery module through the RS485 transceiver module to switch the battery module between the sleep mode and the working mode, the power module is respectively communicated with the main control module and the communication module, the communication module and the main control module are powered by the power module, the main control module is further connected with an upper computer, and after receiving a control instruction of the upper computer, the RS485 transceiver module sends the wake-up signal to the battery module.
The communication module is also 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 RS485 awakening method of the low-voltage energy storage system comprises the following steps:
when the battery module enters the sleep mode, the upper computer sends a control instruction to the main control module, the main control module sends a wake-up signal to the battery module through the RS485 receiving and sending module, and the battery module enters the working mode from the sleep mode after receiving the wake-up signal.
The device adopts RS485 transceiver module to be connected host system and battery module, and host system can convert battery module from the sleep state to operating condition, and host system passes through the control of IO mouth realization to a plurality of battery units, sends control signal to the battery when receiving wake-up signal, has realized that the remote control battery awakens up, makes battery management more intelligent.
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 (7)

1. An RS485 awakening device of a low-voltage energy storage system, comprising:
a battery module having a sleep mode and a working mode;
the main control module is used for sending out a wake-up signal;
the communication module is provided with an RS485 receiving and transmitting module and is connected between the main control module and the battery module, and the main control module sends a wake-up signal to the battery module through the RS485 receiving and transmitting module so as to switch the battery module between a sleep mode and a working mode;
and the power supply module is respectively communicated with the main control module and the communication module, and supplies power to the communication module and the main control module.
2. The RS485 wake-up device of the low-voltage energy storage system according to claim 1, wherein:
the main control module is also connected with the upper computer, and sends a wake-up signal to the battery module through the RS485 receiving and sending module after receiving a control instruction of the upper computer.
3. The RS485 wake-up device of the low-voltage energy storage system according to claim 1, wherein:
the communication module is also 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.
4. The RS485 wake-up device of the low-voltage energy storage system according to claim 1, wherein:
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 RS485 wake-up device of the low-voltage energy storage system according to claim 1, wherein:
the main control module adopts an STM32F105 chip.
6. The RS485 wake-up device of the low-voltage energy storage system according to claim 1, wherein:
the power module is composed of a plurality of stabilized power supplies.
7. An RS485 awakening method of a low-voltage energy storage system is characterized by comprising the following steps:
when the battery module enters the sleep mode, the upper computer sends a control instruction to the main control module, the main control module sends a wake-up signal to the battery module through the RS485 receiving and sending module, and the battery module enters the working mode from the sleep mode after receiving the wake-up signal.
CN202111291767.0A 2021-11-02 2021-11-02 RS485 awakening device and method of low-voltage energy storage system Pending CN113991863A (en)

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Application Number Priority Date Filing Date Title
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160134160A1 (en) * 2014-11-07 2016-05-12 Schneider Electric It Corporation Systems and methods for battery management
US20200058965A1 (en) * 2017-04-12 2020-02-20 Lg Chem, Ltd. Device and method for preventing over-discharge of energy storage device and re-operating same
US20210143664A1 (en) * 2019-11-11 2021-05-13 Basso Industry Corp. Battery device and battery charging system
CN213305004U (en) * 2020-08-26 2021-05-28 广州菲利斯太阳能科技有限公司 Off-grid energy storage power frequency inverter awakened by lithium battery
CN214083947U (en) * 2021-01-05 2021-08-31 常州星宇车灯股份有限公司 Battery power consumption management module and vehicle
CN113507156A (en) * 2021-08-05 2021-10-15 中国华能集团清洁能源技术研究院有限公司 Energy storage BMS dormancy and awakening circuit

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160134160A1 (en) * 2014-11-07 2016-05-12 Schneider Electric It Corporation Systems and methods for battery management
US20200058965A1 (en) * 2017-04-12 2020-02-20 Lg Chem, Ltd. Device and method for preventing over-discharge of energy storage device and re-operating same
US20210143664A1 (en) * 2019-11-11 2021-05-13 Basso Industry Corp. Battery device and battery charging system
CN213305004U (en) * 2020-08-26 2021-05-28 广州菲利斯太阳能科技有限公司 Off-grid energy storage power frequency inverter awakened by lithium battery
CN214083947U (en) * 2021-01-05 2021-08-31 常州星宇车灯股份有限公司 Battery power consumption management module and vehicle
CN113507156A (en) * 2021-08-05 2021-10-15 中国华能集团清洁能源技术研究院有限公司 Energy storage BMS dormancy and awakening circuit

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