CN213661271U - Network communication platform applied to intelligent box-type substation - Google Patents

Network communication platform applied to intelligent box-type substation Download PDF

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Publication number
CN213661271U
CN213661271U CN202022075142.8U CN202022075142U CN213661271U CN 213661271 U CN213661271 U CN 213661271U CN 202022075142 U CN202022075142 U CN 202022075142U CN 213661271 U CN213661271 U CN 213661271U
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module
data
network communication
node
sensor
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CN202022075142.8U
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屠昌益
周玉娟
李会军
陈佳
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Subian Electric Co ltd
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Subian Electric Co ltd
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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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • 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
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/16—Electric power substations
    • 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
    • Y04S40/126—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 wireless data transmission

Abstract

The utility model provides a be applied to network communication platform of intelligent box-type substation, the utility model discloses a router sends the information that precision sensor gathered to the coordinator node, utilizes network communication transmission to the remote monitoring center after handling and storing data through the coordinator node, stores the information of gathering through the storage module of remote monitoring center, can demonstrate the operating condition of all online substations directly perceived comprehensively after handling information through analysis and comparison module, and the staff can report the interchange fast through GPRS network communication equipment, the utility model discloses reduced communication platform operation cost, reduced the later maintenance degree of difficulty, enlarged system upgrade space; the operation and maintenance efficiency of the power system is improved, and the information sharing level of the power system is improved.

Description

Network communication platform applied to intelligent box-type substation
Technical Field
The utility model relates to a network communication platform specifically is a be applied to intelligent box-type substation's network communication platform, belongs to transformer substation data acquisition and communication technology field.
Background
According to the requirements of intelligent power grid construction in China, the box-type substation not only needs to be capable of running safely and stably, but also needs to be intelligent, namely, monitoring of the width and depth of high-voltage equipment, a transformer, low-voltage equipment and environmental parameters in the box-type substation is achieved, collected monitoring data are transmitted to a remote monitoring center through a network, and interaction of various information between the box-type substation and the monitoring center is achieved.
The network communication platform is a key technology for monitoring the intelligent box-type substation, the existing comprehensive automation system of the box-type substation generally carries out communication in a wired mode, and as for a field control network, a field bus mode (such as a CAN bus) is mostly adopted for carrying out data communication and field control.
Disclosure of Invention
To the problem that above-mentioned prior art exists, the utility model provides a be applied to intelligent box-type substation's network communication platform can improve electric power system operation, maintenance efficiency, can reduce the investment simultaneously, improves electric power system information sharing level.
In order to achieve the above object, the utility model provides a be applied to intelligent box-type substation's network communication platform, including the on-the-spot monitoring layer that sets up in box-type substation and the remote monitoring center who passes through network communication with the on-the-spot monitoring layer and be connected, the on-the-spot monitoring layer includes high-voltage board detecting system, transformer monitoring system, low-voltage board detecting system and lightning rod detecting system, and the remote monitoring center includes database processing module, real-time regulation and control module, data processing module includes storage module and analysis contrast module, real-time regulation and control module includes data visualization analysis and management module, communications facilities module;
the sub-detection system in the field monitoring layer comprises a sensor terminal node, a router node, a coordinator node, a precision sensor and a power supply unit for supplying power to the sensor terminal node, the router node, the coordinator node and the precision sensor, wherein the precision sensor is respectively connected with electrical equipment to be detected, detects the electrical equipment and inputs a detection signal to an input port of the sensor terminal node, an output port of the sensor terminal node is connected with a signal input port of the router node, a signal output port of the router node is connected with the coordinator node, the coordinator node processes and stores data and then transmits the data signal to a database processing module of a remote monitoring center through a GPRS network, an output port of the database processing module is provided with a liquid crystal display and alarm equipment, and a signal port of the storage module is connected with a signal port of the database processing module, for storing the sensed data.
The signal port of the analysis and comparison module is connected with the signal port of the storage module, the signal port of the real-time regulation and control module is connected with the signal port of the analysis and comparison module, and the input port of the communication equipment module is connected with the output port of the data visualization analysis and management module.
The precision sensor comprises a temperature and humidity sensor, a stroke sensor, an acceleration sensor and a pressure sensor.
The field monitoring layer adopts a ZigBee tree network topology structure.
The network communication comprises a microprocessor module, a wireless data transceiver module, a power management module and a debugging interface module; the microprocessor module is a single chip microcomputer MCU with the model of MSP430F149, the wireless data transceiver module is a radio frequency chip CC2420, the microprocessor module is communicated with the radio frequency chip CC2420 through the single chip microcomputer MCU and can control the radio frequency chip CC2420 to perform wireless transmission operation of data, the microprocessor module is responsible for the control operation of the whole node and comprises data management and task management, the microprocessor module is communicated with the radio frequency chip CC2420 and can control the radio frequency chip CC2420 to perform wireless communication tasks, the radio frequency chip CC2420 is communicated with the single chip microcomputer MCU through an SPI bus interface and is responsible for the wireless communication tasks of data transceiving, and the memory module is used for preventing the internal memory of the single chip microcomputer MCU from being insufficient and storing the.
Compared with the prior art, the utility model discloses a router sends the information that precision sensor gathered to the coordinator node, handles and utilizes network communication to transmit to the remote monitoring center after the storage through the coordinator node pair data, stores the information of gathering through the storage module of remote monitoring center, can demonstrate the operating condition of all online transformer substations directly perceived comprehensively after handling the information through the analysis and comparison module, and the staff can report the interchange fast through GPRS network communication equipment, the utility model discloses reduced communication platform operation cost, reduced the later maintenance degree of difficulty, enlarged system upgrade space; the operation and maintenance efficiency of the power system is improved, and the information sharing level of the power system is improved.
Drawings
FIG. 1 is a schematic block diagram of the present invention;
FIG. 2 is a schematic view of the arrangement structure of the on-site monitoring layer of the present invention;
FIG. 3 is a schematic block diagram of the novel network communication of the present invention;
fig. 4 is a flowchart of a main program of the ZigBee node of the present invention;
fig. 5 is the utility model discloses intelligent substation distribution scheme picture.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1, a network communication platform applied to an intelligent box-type substation includes a field monitoring layer disposed in the box-type substation and a remote monitoring center connected to the field monitoring layer through network communication, wherein the field monitoring layer includes a high-voltage cabinet detection system, a transformer monitoring system, a low-voltage cabinet detection system and a lightning rod detection system, the remote monitoring center includes a database processing module and a real-time regulation and control module, the data processing module includes a storage module and an analysis comparison module, and the real-time regulation and control module includes a data visualization analysis and management module and a communication device module;
the sub-detection system in the field monitoring layer comprises a sensor terminal node, a router node, a coordinator node, a precision sensor and a power supply unit for supplying power to the sensor terminal node, the router node, the coordinator node and the precision sensor, wherein the precision sensor is respectively connected with electrical equipment to be detected, detects the electrical equipment and inputs a detection signal to an input port of the sensor terminal node, an output port of the sensor terminal node is connected with a signal input port of the router node, a signal output port of the router node is connected with the coordinator node, the coordinator node processes and stores data and then transmits the data signal to a database processing module of a remote monitoring center through a GPRS network, an output port of the database processing module is provided with a liquid crystal display and an alarm device, an input port of the liquid crystal display is connected with an output port of the database processing module, the detection data is displayed through the liquid crystal display screen, the input port of the alarm device is connected with the output port of the database processing module, if an emergency occurs, the alarm device can give an alarm, and the signal port of the storage module is connected with the signal port of the database processing module and used for storing the detection data.
The signal port of the analysis and comparison module is connected with the signal port of the storage module, the signal port of the real-time regulation and control module is connected with the signal port of the analysis and comparison module, and the input port of the communication equipment module is connected with the output port of the data visualization analysis and management module.
The precision sensor comprises a temperature and humidity sensor, a stroke sensor, an acceleration sensor, a pressure sensor and the like.
As shown in figure 2, the on-site monitoring layer adopts a ZigBee tree network topology structure, the utility model assumes that a plurality of substations are provided, ZigBee nodes are arranged around each substation and transmitted to a remote monitoring center through a coordinator and a router, then the environment is improved according to the information of the remote monitoring center, the on-site monitoring layer adopts the ZigBee tree network topology structure, a router is distributed in each sub-detection system according to the data quantity to be collected by each sub-detection system in the on-site monitoring layer in a box-type substation and the maximum quantity of sensors which can be connected with each terminal node, the terminal nodes of the ZigBee sensors are attached to the electrical equipment to be detected and are connected with each temperature and humidity sensor, travel sensor, acceleration sensor, pressure sensor and the like or intelligent instruments to construct a detection layer network, the temperature and humidity sensor, the stroke sensor, the acceleration sensor, the pressure sensor and the like are responsible for collecting the operation parameters of the box-type substation, the router collects the data collected by the terminal nodes of each sub-detection system together and sends the data to the coordinator node, and the coordinator node processes and stores the data and communicates with the remote monitoring center through network communication, so that the operation parameters of the box-type substation are uploaded and the monitoring center commands to issue two-way communication. And the remote monitoring center system edits a friendly interface on a monitoring computer, displays the real-time running state of the box-type substation, sets parameters and remotely controls a switch to realize key monitoring on the running state of important electrical equipment in the box-type substation.
As shown in fig. 3, the network communication selects a combination scheme of the MCU + RF transceiver, which includes a microprocessor module, a wireless data transceiver module, a power management module, and a debug interface module; the microprocessor module is a single chip microcomputer MCU with the model of MSP430F149, the RF transceiver of the wireless data transceiver module is a radio frequency chip CC2420, the microprocessor module is communicated with the radio frequency chip CC2420 through the single chip microcomputer MCU and can control the radio transmission operation of data by the radio frequency chip CC2420, the microprocessor module is responsible for the control operation of the whole node and comprises data management and task management, the radio frequency chip CC2420 can be controlled to carry out a wireless communication task by communicating with the radio frequency chip CC2420, the radio frequency chip CC2420 is communicated with the single chip microcomputer MCU through an SPI bus interface and is responsible for the wireless communication task of data transceiving, and the memory module is used for preventing the internal memory of the single chip microcomputer MCU from being insufficient and storing the.
As shown in fig. 4, in the main program flow chart of the ZigBee node, the development tool of the MCU is IAR software, wherein the main program can call a plurality of subprogram modules for processing corresponding functions. The initialization module is used for initializing the system and the ZigBee module; the query module is used for querying the information of the nearby communication nodes; the communication link module is used for establishing a data link between nodes in the monitoring area; the data communication module is used for receiving and analyzing data information sent by the wireless sensor network node, and sending out the data information after processing.
As shown in fig. 5, in the distribution scheme of the box-type substation, the distribution system of the box-type substation is divided into three parts, namely a high voltage part, a transformer part and a low voltage part. The high-voltage part adopts a medium-voltage load switch (or a vacuum circuit breaker); the transformer part is a three-dimensional wound iron core S13 type oil transformer or S (C) B13 type dry transformer; the low-voltage part comprises a low-voltage incoming line, an important feed loop, a general feed loop and reactive compensation. The box-type substation is applied to a three-phase alternating-current system, the purpose of scientific distribution of electric energy can be effectively achieved, and the main working principle is that high-low voltage switch equipment, electric energy metering equipment and the like are connected according to a specific wiring mode. Three power distribution units of the box-type substation are usually designed in mutually independent structural forms, and a high-voltage switch room, a transformer room and the like are connected in series to form a complete structural system through a lead, so that the overall operation stability of the system is effectively improved.
The utility model discloses a main characteristic lies in having adopted based on zigBee technical application intelligence box-type substation, and it is big to have overcome the traditional transformer substation wired communication mode wiring degree of difficulty, with high costs, difficult problem of maintaining and upgrading, has improved the reliability and the economic nature of box-type substation operation greatly.

Claims (4)

1. A network communication platform applied to an intelligent box-type substation comprises a field monitoring layer arranged in the box-type substation and a remote monitoring center in network communication connection with the field monitoring layer, and is characterized in that the field monitoring layer comprises a high-voltage cabinet detection system, a transformer monitoring system, a low-voltage cabinet detection system and a lightning rod detection system, the remote monitoring center comprises a database processing module and a real-time regulation and control module, the data processing module comprises a storage module and an analysis comparison module, and the real-time regulation and control module comprises a data visualization analysis and management module and a communication equipment module;
the sub-detection system in the field monitoring layer comprises a sensor terminal node, a router node, a coordinator node, a precision sensor and a power supply unit for supplying power to the sensor terminal node, the router node, the coordinator node and the precision sensor, wherein the precision sensor is respectively connected with electrical equipment to be detected, detects the electrical equipment and inputs a detection signal to an input port of the sensor terminal node, an output port of the sensor terminal node is connected with a signal input port of the router node, a signal output port of the router node is connected with the coordinator node, the coordinator node processes and stores data and then transmits the data signal to a database processing module of a remote monitoring center through a GPRS network, an output port of the database processing module is provided with a liquid crystal display and alarm equipment, and a signal port of the storage module is connected with a signal port of the database processing module, used for storing the detection data;
the signal port of the analysis and comparison module is connected with the signal port of the storage module, the signal port of the real-time regulation and control module is connected with the signal port of the analysis and comparison module, and the input port of the communication equipment module is connected with the output port of the data visualization analysis and management module.
2. The network communication platform applied to the intelligent box-type substation of claim 1, wherein the precision sensor comprises a temperature and humidity sensor, a stroke sensor, an acceleration sensor and a pressure sensor.
3. The network communication platform applied to the intelligent box-type substation of claim 1 or 2, wherein the field monitoring layer adopts a ZigBee tree-shaped network topology structure.
4. The network communication platform applied to the intelligent box-type substation of claim 3, wherein the network communication comprises a microprocessor module, a wireless data transceiver module, a power management module and a debugging interface module; the microprocessor module is a single chip microcomputer MCU with the model of MSP430F149, the wireless data transceiver module is a radio frequency chip CC2420, the microprocessor module is communicated with the radio frequency chip CC2420 through the single chip microcomputer MCU and can control the radio frequency chip CC2420 to perform wireless transmission operation of data, the microprocessor module is responsible for the control operation of the whole node and comprises data management and task management, the microprocessor module is communicated with the radio frequency chip CC2420 and can control the radio frequency chip CC2420 to perform wireless communication tasks, the radio frequency chip CC2420 is communicated with the single chip microcomputer MCU through an SPI bus interface and is responsible for the wireless communication tasks of data transceiving, and the memory module is used for preventing the internal memory of the single chip microcomputer MCU from being insufficient and storing the.
CN202022075142.8U 2020-09-21 2020-09-21 Network communication platform applied to intelligent box-type substation Active CN213661271U (en)

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Application Number Priority Date Filing Date Title
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CN213661271U true CN213661271U (en) 2021-07-09

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