CN203673085U - Power transmission line micrometeorological monitoring system base on ZigBee network - Google Patents

Abstract

The utility model discloses a transmission line micro-meteorological monitoring system based on the ZigBee network, which comprises a plurality of terminal data acquisition nodes, a convergence node, a remote data transmission network and a remote monitoring master station arranged on the transmission line. The node includes a micro-meteorological sensor, a data storage module, a data communication module and a power supply module; the power supply module is respectively connected to and supplies power to the micro-meteorological sensor, the data storage module and the data communication module; several terminal data acquisition nodes form a collection node Cluster, the aggregation node is the head node of the cluster, builds a self-network, and connects with the remote data transmission network through serial port communication; the remote data transmission network communicates with the remote monitoring master station. The micro-meteorological monitoring system has low power consumption, low data processing rate and low cost.

Description

Transmission line micro-meteorological monitoring system based on ZigBee network

technical field

The utility model relates to the technical field of wireless sensor networks, in particular to a ZigBee network-based transmission line micro-meteorological monitoring system.

Background technique

At present, the transmission line is an important part of the power system, and its operation status determines the quality and reliability of power supply, which is directly related to the safety of the entire power system. In recent years, my country's power grid often causes a variety of failures due to bad weather conditions, causing a lot of economic losses. Therefore, it is necessary to monitor the micro-meteorology of transmission lines in real time.

At present, the micro-meteorological monitoring of transmission lines mainly relies on meteorological departments, but the data they provide are often complicated and the data accuracy is not suitable for transmission line monitoring, which is difficult to meet actual needs. How to communicate with the monitoring center in a stable and efficient manner is also an urgent problem. The problem. On the other hand, the data transmission between the existing sensors and the data receiving end is still mainly connected through I/O equipment and data connection lines. For complex transmission lines, a large number of sensors and data receiving equipment are required, and a large amount of data will be used in the traditional way. Connecting devices is a huge expense.

Contents of the invention

Aiming at the deficiencies in the prior art above, the purpose of this utility model is to provide a ZigBee network-based transmission line micro-meteorological monitoring system with low complexity, self-organization, low power consumption, low data rate and low cost. The technical scheme of the utility model is as follows: a transmission line micro-meteorological monitoring system based on ZigBee network, which includes a number of terminal data acquisition nodes, convergence nodes, remote data transmission network and remote monitoring master station arranged on the transmission line, wherein

The terminal data acquisition node includes a micro-meteorological sensor, a data storage module, a data communication module and a power supply module; the power supply module is connected and powered with the micro-meteorological sensor, a data storage module and a data communication module respectively; several terminal data acquisition nodes A cluster is formed with a converging node, and the converging node acts as the head node of the cluster, constructs a self-network, and connects with the remote data transmission network through serial port communication; the remote data transmission network communicates with the remote monitoring master station.

Further, the self-network is a star, sheet or mesh network structure.

Further, the self-network adopts a personal area network protocol based on the IEEE802.15.4 standard.

Further, the micrometeorological sensor adopts MUTLI5-P model sensor, and the data storage module, data communication module and power supply module adopt MSP430F2618 model module.

Further, the power module is powered by solar cells or/and lithium batteries.

Advantage of the utility model and beneficial effect are as follows:

The utility model is based on the ZigBee wireless technology, simplifies the data collection terminal equipment, does not need additional data transmission lines, and reduces the equipment cost. Utilizing the rapid data transmission of ZigBee, the line technicians can grasp the line operating environment and weather changes in the monitoring center in time, even if corresponding measures are taken to prevent the occurrence of line failures.

Description of drawings

Fig. 1 shows that the preferred embodiment of the utility model is based on the transmission line micro-meteorological monitoring system of ZigBee network;

FIG. 2 is a schematic diagram of the working principle of the terminal data collection node.

Detailed ways

Provide a non-limiting embodiment below in conjunction with accompanying drawing and further elaborate the utility model. However, it should be understood that these descriptions are only exemplary and not intended to limit the scope of the present invention. In addition, in the following description, descriptions of known structures and technologies are omitted to avoid unnecessarily confusing the concept of the present invention.

As shown in Fig. 1-Fig. 2, the transmission line micro-meteorological monitoring system based on the ZigBee network of the preferred embodiment of the present invention includes a number of terminal data acquisition nodes 1, aggregation nodes 2, remote data transmission network 3 and remote data collection nodes arranged on the transmission line. end monitoring master station 4, where

Described terminal data acquisition node 1 comprises micrometeorological sensor 1-1, data storage module 1-2, data communication module 1-4 and power supply module 1-5; Described power supply module 1-5 is connected with micrometeorological sensor 1-1 respectively , the data storage module 1-2 and the data communication module 1-4 are connected and powered; several terminal data acquisition nodes 1 and a convergence node 2 form a cluster, and the convergence node 2 is used as the head node of the cluster to build a self-network, and through the serial port The communication is connected with the remote data transmission network 3; the remote data transmission network 3 is connected with the remote monitoring master station 4 for communication.

Preferably, the self-network is a star, sheet or mesh network structure.

Preferably, the self-network adopts a personal area network protocol based on the IEEE802.15.4 standard.

Preferably, the micrometeorological sensor is a MUTLI5-P model sensor, and the data storage module, data communication module and power supply module are MSP430F2618 model modules.

Preferably, the power module is powered by solar cells or/and lithium batteries.

A number of terminal data acquisition nodes are set on the transmission line towers to monitor and collect micro-meteorology around the line, and are composed of power supply modules, micro-meteorological sensors, data storage modules, and data communication modules. Among them, the power supply module uses a high-voltage induction power-taking device to supply power to the terminal equipment to ensure the normal operation of the collection equipment. The micro-meteorological sensor monitors the micro-weather around the line, stores the information in the data storage module, and sends it to the data aggregation node in the cluster through the ZigBee network in real time or at intervals of a preset time, and the data aggregation node receives the data It is transmitted to the monitoring master station through the Global System for Mobile Communications (GSM) Short Message Service (SMS) or General Packet Radio Service (GPRS), and the monitoring master station conducts a comprehensive analysis of the received meteorological information data through the expert system, thus judging the current operation of the line situation and predict its development trend, and take corresponding measures to prevent the occurrence of line faults.

The above embodiments should be understood as only for illustrating the utility model but not for limiting the protection scope of the utility model. After reading the contents of the utility model, technicians can make various changes or modifications to the utility model, and these equivalent changes and modifications also fall into the claims of the utility model based on ZigBee network transmission line micro-meteorological monitoring system. limited range.

Claims (5)

1. a transmission line micro-meteorological monitoring system based on ZigBee network, it is characterized in that: comprise some terminal data acquisition nodes (1), gathering node (2), remote data transmission network (3) and remote terminal monitoring master station (4), wherein The terminal data acquisition node (1) includes a micro-meteorological sensor, a data storage module, a data communication module and a power supply module; the power supply module is respectively connected with the micro-meteorological sensor, a data storage module and a data communication module and supplies power; several terminals The data acquisition node (1) forms a cluster with a converging node (2), and the converging node (2), as the head node of the cluster, builds a self-network and connects with the remote data transmission network (3) through serial port communication; the remote data transmission network (3) Connect and communicate with the remote monitoring master station (4). 2. The transmission line micro-meteorological monitoring system based on ZigBee network according to claim 1, characterized in that: said self-network is a star, sheet or mesh network structure. 3. The transmission line micro-meteorological monitoring system based on ZigBee network according to claim 1, characterized in that: said self-network adopts a personal area network protocol based on IEEE802.15.4 standard. 4. the transmission line micro-meteorological monitoring system based on ZigBee network according to claim 1, is characterized in that: described micro-meteorological sensor adopts MUTLI5-P model sensor, and described data storage module, data communication module and power supply module adopt MSP430F2618 model module. 5. The ZigBee network-based transmission line micro-meteorological monitoring system according to claim 1, characterized in that: the power module is powered by a solar battery or/and a lithium battery.

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