CN102096867A - Wireless sensor network technology based method for designing inland-river management information system - Google Patents

Abstract

The purpose of the present invention is to disclose a method for designing an inland river management information system based on wireless sensor network technology. The system mainly includes a ship-borne information collection and display platform, a water environment collection and analysis unit, other information collection units, a network base station, and middleware. system, local aviation network management center and Internet management center. By deploying a large number of various sensors on inland ships, on buoys or buoys in waterways, on bridges, on aerial antennas, and underwater or on riverbeds in inland rivers, and implementing multi-hop self-organizing networks through the Zigbee network communication protocol, it is realized. Comprehensive and integrated three-dimensional monitoring of inland ships, waterways and waters to ensure the safety of inland ships and the clean environment of inland waters.

Description

Design method of inland river management information system based on wireless sensor network technology

technical field

The invention relates to an inland river management information system design method, in particular to an inland river management information system design method based on wireless sensor network technology. the

Background technique

Inland waterway shipping uses natural rivers and artificial rivers formed in history, does not occupy land or occupies less land, and has the advantages of large transport volume, low cost, and low energy consumption. has irreplaceable advantages. my country is rich in inland water resources, and inland water transport has occupied a large proportion since ancient times. In addition to the implementation of the South-to-North Water Diversion Project, the north-south inland river network has been dredged, and the multi-regional interconnection of long routes will become a development trend of inland water transport in the future. However, the overall level of inland waterways is relatively low at present, and the navigation capacity is still relatively poor. The main performance is that the application of inland river technology innovation is significantly lower than that of ocean transportation, and the monitoring methods are also relatively backward. For example, the suspension of ships in the waterway for inspection will lead to a decrease in navigation speed, a decrease in the utilization rate of the waterway, and an unfriendly environment. In addition, there is a certain degree of water pollution in the operation of inland waterways.

To sum up, aiming at the deficiencies of the existing technology, a design method of inland river management information system based on wireless sensor network technology is especially needed to solve the deficiencies of the existing technology.

Contents of the invention

The purpose of the present invention is to provide a design method of inland river management information system based on wireless sensor network technology. By applying wireless sensor network technology to the construction of inland river management information system, inland river ships, waterways and water environment can be comprehensively and real-time monitored and monitored. Comprehensive information management.

The technical problem solved by the present invention can adopt following technical scheme to realize:

An inland river management information system based on wireless sensor network technology, characterized in that the system mainly includes a ship-borne information collection and display platform, a water environment collection and analysis unit, other information collection units, a network base station, a middleware system, and a regional navigation system. Networking management center and Internet management center; the system collects information by deploying sensors on ships in inland rivers, buoys or buoys in waterways, bridges, overhead antennas, underwater or on riverbeds in inland rivers, and conducts multi-channel communication through the Zigbee network communication protocol. Jump from the self-organizing network to realize comprehensive and comprehensive three-dimensional monitoring of inland ships, waterways and waters.

In one embodiment of the present invention, the sensors on the ship are connected with the information of other electronic equipment on the ship, including the on-board automatic identification system and the global positioning system, and the data transmission mode adopts RS-485 communication mode.

In one embodiment of the present invention, the middleware system includes an electronic label device middleware system and a wireless sensor network middleware system developed based on cloud computing technology.

In one embodiment of the present invention, the distance between the sensors deployed on both sides of the channel is 50-100 meters.

In one embodiment of the present invention, the sensors on the ship are used to perceive and forward the ship's navigation information and cargo information, and the navigation information includes the ship's position, course, speed, draft, departure place and destination, ship name, Ship number, ship registration, ship type, and the safety status of the ship itself and its personnel. Cargo information includes the name, danger level, loading capacity, and status of the cargo carried; sensors on buoys or buoys in the channel are used to sense and forward meteorological information, including wind The direction and level of water flow, the velocity and direction of water flow, wave conditions, weather forecast and obstacle information; the sensors on bridges and overhead antennas are used to sense their safety status information, including pressure and deformation status; the sensors on underwater or riverbeds are used It is used to perceive the state of the water environment, including water temperature, water depth, salinity and pollution.

In one embodiment of the present invention, the sensors on both sides of the channel, in addition to sensing the speed and flow of the ship and monitoring the discharge of the ship, will also serve as a base station node or a convergence node to collect The information sent by various sensors is forwarded to the regional aviation network management center through a wired or wireless network.

In one embodiment of the present invention, the connection of each regional aviation network management center is realized through the Internet, and the realization technology is cloud computing.

In one embodiment of the present invention, the information perceived or forwarded by the sensor will be selectively released to the Internet by the aviation network management center, and access rights can be set for various Internet users to ensure data system and data security. Security and Privacy.

The present invention realizes the efficient management of inland shipping through real-time supervision of inland ships and mutual identification between inland ships. In addition, the present invention also combines the environmental monitoring function of sensors to monitor the water environment in real time and reduce personnel negligence or violation of regulations. Environmental pollution caused by the operation.

Description of drawings

Fig. 1 is the information transmission structural diagram of the inland river management information system based on wireless sensor network technology of the present invention;

2 is a schematic diagram of an embodiment of the inland river management information system based on wireless sensor network technology according to the present invention;

Fig. 3 is the embodiment topology diagram of the inland river management information system design based on the wireless sensor network technology of the present invention;

In the figure: 1. Local inland river navigation network management center; 2. Local central sensor node; 3. Fixed base station (convergence node); 4. Ship equipped with AIS (sea ship); 5. Water quality collection and analysis unit; 6. Inland river Ships; 7. Bridges; 8. Other information collection units.

Detailed ways

In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific illustrations.

As shown in Fig. 1, Fig. 2 and Fig. 3, a kind of inland river management information system based on wireless sensor network technology according to the present invention is characterized in that the system mainly includes a ship-borne information collection and display platform, a water environment collection Analysis units, other information collection units, network base stations, middleware systems, regional navigation network management centers, and Internet management centers; Sensors are deployed under or on the riverbed to collect information, and a multi-hop self-organizing network is implemented through the Zigbee network communication protocol to realize comprehensive and comprehensive three-dimensional monitoring of inland ships, waterways and waters.

Among them, the sensors on the ship are connected with the information of other electronic equipment on the ship, including the on-board automatic identification system and the global positioning system, which are used to sense and forward the ship's navigation information and cargo information. The navigation information includes the ship's position, course, Speed, draft, place of departure and destination, ship name, ship number, ship registration, ship type and the safety status of the ship itself and personnel, cargo information includes the name of the cargo carried, danger level, loading capacity, status; buoys or buoys in the channel The sensors on the bridge are used to perceive and forward meteorological information, including the direction and level of the wind, the velocity and direction of the water flow, wave conditions, weather forecasts, and obstacle information; the sensors on the bridge and overhead antennas are used to perceive its safety status information, including Pressure and deformation state; sensors on the underwater or riverbed are used to sense the state of the water environment, including water temperature, water depth, salinity and pollution; the functions of the sensors on both sides of the channel are to sense the speed and flow of the ship and monitor the ship In addition to the sewage situation, it will also serve as a base station node or a convergence node to collect information sent by various sensors within its jurisdiction and forward it to the regional aviation network management center through a wired or wireless network. The embodiment of the present invention intends to use cloud computing technology to process the information collected by the system network and complete the information transmission with the Internet. Through the Internet, local aviation network management centers and other authorized ordinary users can browse the data they care about and prepare for the implementation of various dispatching and monitoring commands. Each network center node and each node in the network are transmitted according to the optimal path, and a gateway is set on the bridge to connect the sensor network and the remote communication terminal to realize remote monitoring and to convert the protocol between the two.

In addition, in the waters where sea-going ships enter and exit such as the Yangtze River Estuary, the local navigation control center needs to install the AIS system and the information exchange system, mainly to transmit the AIS information on the sea-going ships to this system, so that the ships installed with this system can simultaneously obtain Information for ships not equipped with this system. Correspondingly, ships sailing in international waters can also obtain inland waterway ship information through this information sharing function, reducing the probability of danger.

The middleware system constructed by the embodiment of the present invention includes an RFID device middleware system and a WSN middleware system, which mainly realizes data transmission, filtering, and data format conversion between the underlying hardware device and the application system. On the one hand, the RFID middleware system will not Compatible remote ship data information is processed and converted into a data format recognizable by the host computer system and imported into the system management database. On the other hand, various data information collected by wireless sensor modules are extracted, decrypted, and filtered by middleware. , format conversion, import into the management information system, and reflect on the program interface through the application system for ship operators and system managers to browse, select, modify, and query. Middleware technology reduces the difficulty of application development, so that developers do not need to directly face the underlying architecture, but call related data and pass related commands through middleware.

The data transmission system provided by the system constructed in the embodiment of the present invention is composed of two parts of communication protocol design: RS-485 and ZigBee wireless communication mode. The communication between the local air traffic control center node and the monitoring computer adopts RS-485 communication mode. In order to avoid competition caused by multiple centers sending data at the same time, all communication processes are controlled by the monitoring computer, and the command/response mode dominated by the host computer is adopted. The RS-485 bus communication distance can reach 1200 meters, the communication between the sensor node and the central node adopts the wireless communication mode, and the distance between the sensor node and the central node can reach 200 meters. ZigBee wireless communication is used between fixed nodes and sensor nodes. A central node can communicate with multiple sensor nodes, which can avoid conflicts caused by multiple sensor nodes sending data at the same time. the

。The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments, and what described in the above-mentioned embodiments and the description only illustrates the principles of the present invention, and the present invention will also have other functions without departing from the spirit and scope of the present invention. Various changes and improvements, these changes and improvements all fall within the scope of the claimed invention, and the claimed scope of the present invention is defined by the appended claims and their equivalents

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Claims (8)

1. A kind of inland river management information system based on wireless sensor network technology, it is characterized in that, described system mainly comprises shipborne information collection and display platform, water environment collection and analysis unit, other information collection units, network base station, middleware system, Regional navigation network management center and Internet management center; the system collects information by deploying sensors on inland ships, buoys or buoys in waterways, bridges, aerial antennas, and underwater or on riverbeds, and communicates through Zigbee network communication protocol Multi-hop self-organizing network is carried out to realize comprehensive and comprehensive three-dimensional monitoring of inland ships, waterways and waters. 2. The inland river management information system based on wireless sensor network technology as claimed in claim 1, wherein the sensors on the ship are connected with the information of other electronic equipment on the ship, including ship-borne automatic identification system and global positioning system. System, the data transmission method adopts the RS-485 communication method. 3. The inland river management information system based on wireless sensor network technology as claimed in claim 1, wherein the middleware system includes an electronic label device middleware system and a wireless sensor network middleware system. 4. The inland river management information system based on wireless sensor network technology as claimed in claim 1, characterized in that the distance between the sensors deployed on both sides of the waterway is 50-100 meters. 5. the inland river management information system based on wireless sensor network technology as claimed in claim 1, is characterized in that, the sensor on described ship is used for sensing and forwarding ship's navigation information and cargo information, and navigation information includes ship's position, Course, speed, draft, place of departure and destination, ship name, ship number, ship registration, ship type and safety status of the ship itself and personnel, cargo information includes the name, danger level, loading capacity and status of the cargo carried; buoys in the channel Or the sensors on the buoys are used to perceive and forward weather information, including the direction and level of the wind, the flow speed and direction of the water, wave conditions, weather forecasts, and obstacle information; the sensors on the bridges and overhead antennas are used to sense their safety status information , including pressure and deformation state; underwater or riverbed sensors are used to sense the state of the water environment, including water temperature, water depth, salinity and pollution. 6. the inland river management information system based on wireless sensor network technology as claimed in claim 1, is characterized in that, its function of the sensor on both sides of described waterway is except having perception ship speed and flow and monitoring ship blowdown situation, will also As a base station node or a convergence node, it collects the information sent by various sensors within its jurisdiction and forwards it to the regional aviation network management center through a wired or wireless network. 7. The inland river management information system based on wireless sensor network technology as claimed in claim 1, wherein the connection of each regional navigation network management center is realized through the Internet, and the realization technology is cloud computing. 8. The inland river management information system based on wireless sensor network technology as claimed in claim 1, characterized in that the information sensed or forwarded by the sensor will be selectively released to the Internet by the navigation network management center, and can be used for each Various Internet users set access rights to ensure the security and privacy of the data system and data.

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