CN210518326U

CN210518326U - Communication relay equipment

Info

Publication number: CN210518326U
Application number: CN201921791717.7U
Authority: CN
Inventors: 何源
Original assignee: Jiangsu Runhe Zhirong Technology Co ltd
Current assignee: Jiangsu Zhirong Energy Technology Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-05-12
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses a communication relay equipment includes multiple treater, loRa terminal communication module, power management module, multiple wireless communication network, UART/JTAG debugging configuration interface and SRAM memory, the treater includes MCU treater and Cortex A8 treater, the MCU treater can be managed and gather sensor data to the drive of each sensor equipment, controls micropower wireless communication module's communication, Cortex A8 treater deposits sampling data and analytic data in the SRAM memory, loRa terminal communication module can carry out the relevant data analysis of electric power with information transmission to communication access equipment to send to fortune dimension staff, thereby can combine together actual operation control and service management information, promote the automation level of fortune dimension management.

Description

Communication relay equipment

Technical Field

The invention relates to the technical field of electrical engineering, in particular to communication relay equipment.

Background

The power communication technology plays an important role in the development of the smart power grid, is an important means for improving the power supply reliability and providing the lean management level of power related data, and has significance for the modernization and intelligent development of the power grid. The communication relay equipment amplifies, shapes and converts the carrier frequency of the received signal and then transmits the signal, so that the communication distance is prolonged, good communication quality is kept, and the communication relay equipment is an important component of a power communication system. The power system has certain dynamic property and timeliness, and very much data can be generated in the operation process of the system. At present, the bearing capacity of operation and maintenance managers cannot meet the requirements of lean management, the current manpower contradiction cannot be fundamentally solved only through management optimization promotion, a ubiquitous power internet of things is urgently needed to be established, panoramic perception, decision and command are realized, and the management efficiency is greatly improved.

The communication interface of the existing communication relay equipment is single, different communication interfaces are set according to different communication functions, high compatibility of various communication modes cannot be achieved, and real-time and quick receiving and sending of various types of data are achieved. When the existing relay equipment works in a direct current power supply state, the relay communication equipment which receives and transmits information in a pilot frequency band switching mode is weak in data management, communication diagnosis and real-time processing capacity when facing various communication types and mass data communication; information feedback and fault response cannot be timely and rapidly carried out, equipment operation control and power service management information cannot be combined, the target requirement of intelligent power grid construction cannot be met, high compatibility of various communication modes cannot be achieved, and online supervision of a power grid cannot be comprehensively achieved.

Disclosure of Invention

The invention mainly aims to provide communication relay equipment, which combines a plurality of communication modules to realize real-time and rapid acceptance of various information such as power system safety protection, production protection, electrical equipment protection, auxiliary equipment protection and the like, and simultaneously transmits the information to communication access equipment through a LoRa terminal communication module to analyze power related data and send the data to operation and maintenance workers in time, so that actual operation control and service management information are combined, and the automation level of operation and maintenance management is improved.

In order to achieve the above object, a technical solution adopted by the present invention is a communication relay apparatus including: the processor is respectively connected with the LoRa terminal communication module, the power management module, the various wireless communication networks, the UART/JTAG debugging configuration interface and the SRAM memory, the processor comprises an MCU processor and a cortex xA8 processor, the MCU processor can manage and collect sensor data for the drive of each sensor device and control the communication of the micropower wireless communication module, the cortex xA8 processor stores the sampled data and analyzed data into the SRAM memory, the LoRa terminal communication module can transmit information to a communication access device for power related data analysis and send the data to UART operation and maintenance staff, the UART/JTAG debugging configuration interface is connected with the processor to carry out the online debugging of programs and the communication of external devices, the power management module is used for power supply management of the processor and the wireless communication network, and the power management module is adapted to the voltage requirement of the UART/JTAG debugging configuration interface.

Preferably, the wireless communication network comprises an loRa base station communication module, a Zigbee communication module and a BLE communication module, wherein the loRa base station communication module is a medium-long distance wireless communication module and can receive base station communication, the Zigbee communication module is a short-distance wireless communication module, and the BLE communication module is a Bluetooth communication module.

Preferably, the MCU processor is configured to perform device model encapsulation on the accessed sensor terminals and define a data model for the collected data to adapt to the power protocol.

Preferably, the communication relay device further comprises a power indication module, a state display module and a power failure detection module, the power management module is respectively connected with the power indication module, the state display module and the power failure detection module, the power indication module can indicate the state of a power switch, the state display module can display the working state of the communication relay device, and the power failure detection module can detect the power change of the communication relay device.

Preferably, the LoRa base station communication module has two sets, one of which is a receiving module and supports multipoint simultaneous receiving, and the other of which is a sending module and supports point-to-point LoRa sending.

Compared with the prior art, the invention has the beneficial effects that:

(1) the communication relay equipment can realize access of various communication modes, transmits information to the communication access equipment through the LoRa terminal communication module to analyze power related data, and is controlled by the communication relay through various wireless sensor terminals distributed around the communication relay equipment.

(2) The communication relay equipment realizes the access of the power equipment sensor through a wide-area low-power consumption and micropower wireless communication technology, and receives and sends data information by using various communication modes.

(3) The communication relay equipment transmits information to the communication access equipment through the LoRa terminal communication module to analyze the electric power related data, and sends the information to operation and maintenance workers in time, and the actual operation control and service management information are combined, so that the automation level of operation and maintenance management is improved; meanwhile, the system has strong data access capability, realizes the access of massive, heterogeneous and diverse electric power and Internet of things data, and realizes the fusion analysis and comprehensive study and judgment of various types of data.

Drawings

Fig. 1 is a schematic block diagram of a communication relay apparatus according to the present invention.

Detailed Description

The present invention is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

As shown in fig. 1, a communication relay apparatus includes: the system comprises a plurality of processors 11, an LoRa terminal communication module 13, a power management module 34, a plurality of wireless communication networks, a UART/JTAG debugging configuration interface 15 and an SRAM memory 12, wherein the processors 11 are respectively connected with the LoRa terminal communication module 13, the power management module 34, the plurality of wireless communication networks, the UART/JTAG debugging configuration interface 15 and the SRAM memory 12, the processors 11 comprise an MCU processor 11 and a Cortex A8 processor 11, the MCU processor 11 can manage and collect sensor data for driving of each sensor device, control communication of the micropower wireless communication module, the Cortex xa8 processor 11 stores sampling data and analysis data into the memory 12, the LoRa terminal communication module 13 can transmit information to a communication access device for power-related data analysis and transmit to an operation and maintenance worker, the UART/JTAG debugging configuration interface 15 is connected to the processors 11, so as to perform online debugging of programs and communication of external devices, the power management module manages the power supply of the processor 11 and the wireless communication network, and the power management module 34 is adapted to the voltage requirement of the UART/JTAG debugging configuration interface 15. Therefore, the information is transmitted to the communication access equipment for power related data analysis through the loRa terminal communication module 13, and the communication relay equipment can receive and send massive, heterogeneous and diverse power and internet of things data, so that the analysis and processing service of the power data is completed quickly.

The MCU processor 11 can manage the driving of various sensor devices, and control the data acquisition of the sensors and the communication of the micropower wireless communication module. The MCU processor 11 also performs equipment model packaging on the accessed sensor terminal, and defines a data model for the collected data so as to adapt to the traditional protocol of the electric power.

The Cortex A8 processor 11 uses advanced branch prediction techniques and has dedicated NEON integer and floating point pipelines for media and signal processing. In the case of a 65 nanometer process using less than 4 square millimeters of silicon and low power consumption, the Cortex-A8 processor 11 will operate at speeds greater than 600MHz (excluding NEON, tracking technology and secondary cache). The Cortex-A8 processor 11 can operate at speeds up to 1GHz with high performance 90 nm and 65 nm technologies, thereby meeting the needs of high performance consumer product design.

The wireless communication network comprises an LoRa base station communication module 21, a Zigbee communication module 22 and a BLE communication module 23, wherein the LoRa base station communication module 21 is a middle-long distance wireless communication module and can receive base station communication, the Zigbee communication module 22 is a short distance wireless communication module, and the BLE communication module 23 is a Bluetooth communication module.

The loRa base station communication module 21 supports LoRaWAN1.1, the LoRa base station communication module 21 has two sets, and one set of the module is the receiving module, supports multiple spot simultaneous reception, has 1301 big base station receiving function, and another set is the sending module, supports the point to point LoRa and sends. The LoRa base station communication module 21 can perform longer-distance communication with the gateway/concentrator under the same transmission power, and the physical layer can improve the receiving sensitivity by using the spread spectrum technology, so that a wider range can be covered.

The Zigbee communication module 22 supports standard ieee802.15.4 protocol network, and is composed of four layer network architectures, which are a physical layer, a data link layer, a network layer, and an application layer. The Zigbee has the characteristics of low power consumption, high reliability, low cost, large network node capacity and the like, and can be applied to various occasions.

Wherein, BLE communication module 23 supports BLE 5.0.

The communication relay device further comprises a power supply indicating module 31, a state displaying module 32 and a power failure detecting module 33, wherein the power supply managing module 34 is respectively connected with the power supply indicating module 31, the state displaying module 32 and the power failure detecting module 33, the power supply indicating module 31 can indicate the state of a power switch, the state displaying module 32 can display the working state of the communication relay device, and the power failure detecting module 33 can detect the power supply change of the communication relay device.

The foregoing has described the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A communication relay apparatus, characterized by comprising: the processor is respectively connected with the LoRa terminal communication module, the power management module, the various wireless communication networks, the UART/JTAG debugging configuration interface and the SRAM memory, the processor comprises an MCU processor and a Cortex A8 processor, the MCU processor can manage and collect sensor data for the drive of each sensor device and control the communication of the micropower wireless communication module, the Cortex A8 processor stores the sampled data and analyzed data into the SRAM memory, the LoRa terminal communication module can transmit the information to a communication access device for power related data analysis and send the data to UART operation and maintenance staff, the UART/JTAG debugging configuration interface is connected with the processor, the power management module is used for carrying out online debugging on programs and communication of external equipment, the power management module is used for carrying out power supply management on the processor and the wireless communication network, and the power management module is adaptive to the voltage requirement of the UART/JTAG debugging configuration interface.

2. The communication relay device according to claim 1, wherein the wireless communication network comprises an LoRa base station communication module, a Zigbee communication module, and a BLE communication module, the LoRa base station communication module is a medium-long distance wireless communication module to receive base station communication, the Zigbee communication module is a short distance wireless communication module, and the BLE communication module is a bluetooth communication module.

3. The communication relay device of claim 2, wherein the MCU processor is enabled to perform device model encapsulation of the accessed sensor terminals and to define a data model for the collected data to adapt the power protocol.

4. The communication relay device according to claim 3, further comprising a power indication module, a status display module, and a power failure detection module, wherein the power management module is connected to the power indication module, the status display module, and the power failure detection module, respectively, the power indication module is configured to indicate a power switch status, the status display module is configured to display an operating status of the communication relay device, and the power failure detection module is configured to detect a power change of the communication relay device.

5. The communication relay equipment according to any one of claims 2 to 4, wherein there are two sets of LoRa base station communication modules, one set is a receiving module and supports multipoint simultaneous reception, and the other set is a sending module and supports point-to-point LoRa sending.