CN105024848A - Smart power grid information management system based on wireless sensor network - Google Patents
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/02—Standardisation; Integration
- H04L41/0246—Exchanging or transporting network management information using the Internet; Embedding network management web servers in network elements; Web-services-based protocols
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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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
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Abstract
The invention relates to a smart power grid information management system based on a wireless sensor network. An Internet of Things (IOT) architecture of a smart power grid information management platform comprises a smart power transmission module, a smart power transformation module, a smart power distribution module, and a smart power use model. A USN basic network model of the IOT is used and a USN architecture comprises, from bottom to top, five network architecture layers including an awareness network, an access network, a network basic facility, a middleware, and an application platform. The wireless sensor network is used in online monitoring of a high-voltage transmission line, primary and secondary equipment of a transformer station, and especially the primary equipment, distribution network automation, and power using information acquisition power grid requirement side communication. The IOT is effectively and reasonably combined with a smart power grid so as to construct the smart power grid information management platform. The smart power grid information management system improves informatization and automation level of a power system production link, and satisfies a real requirement of the smart power grid for high efficient economy, good safety and reliability, and social interaction.
Description
Technical field
The present invention relates to a kind of electric network information management system, particularly relate to a kind of intelligent grid information management system based on wireless sensor network.
Background technology
The concept of Massachusetts Institute Technology (MIT) abstract networking first in 1999.Complete perception, reliably transmission, Intelligent treatment are the features of Internet of Things.See document: BATALLA E. Recommendations for situational awareness [R] .Fort Lau-derdale, USA:RTBPTF, 2006.In order to clear away data acquisition blind area in existing power telecom network, remove the problems such as information island, realize the intelligent grid telecommunication management platform of monitoring, two-way interaction in real time, Internet of Things and intelligent grid is needed to organically combine, how the environment sensing of Internet of Things, multi-service and multiple networks fusion are effectively implanted intelligent grid telecommunication management platform, build and support the new problem that the real-time intelligent grid information management platform of complete perception, panorama becomes current research.Meanwhile, the construction of intelligent grid certainly leads to maximum, the most intelligent, information Perception the most comprehensively Internet of Things in the world.See document: the progress of intelligent grid and development trend [J]. electric power network technique .2009,3 (13): 1-11.The Performance comparision of intelligent grid platform of internet of things and existing power telecom network is as shown in table 1.
The Performance comparision of table 1 intelligent grid platform of internet of things and existing power telecom network
Internet of Things is a kind of novel communication network, the function of Weigh sensor, location, tracking, monitor and managment can be realized, in multiple fields pilot application such as logistics management, intelligent building, security service, health medical treatments, have received good effect and economic benefit.Any article, by the information sensing equipment such as radio-frequency (RF) identification (RFID), wireless senser, global positioning system, laser scanner, are connected with the Internet by Internet of Things, thus realize thing and thing, information interaction between people and thing and communicate.Internet of Things is incorporated in the intelligent grid telecommunication management platform of a new generation, utilize the outstanding feature such as the fusion of Internet of Things isomery, compatible opening, self-organizing self-healing, reconstruct existing power telecom network, utilize the direct communication mode that wireless sensor network realizes between thing thing, reduce the artificial participation in electrical network production link, promote the coefficient of safety of electrical network, realize electrical network with social mutual perception with interactive, the application system of intelligent grid platform of internet of things as shown in Figure 1.Application based on technology of Internet of things greatly can widen the scope of business of existing power telecom network, improve fail safe and opposing fault, the resisting nature disaster ability of electric power system, realize and the information interaction of user, finally reach the reducing discharging of intelligent grid joint, compatible interaction, safe and reliable target call.See document: some Study on key technical problems [J] that intelligent grid realizes. protecting electrical power system and control, 2009,37 (19).
Technology of Internet of things is in the link such as generating, transmission of electricity, power transformation, distribution, electricity consumption of electric power system, the aspects such as power grid construction, power grid security production management, operation maintenance, information gathering, security monitoring, metering and user power utilization are mutual have wide development, by the huge economic benefit of generation and social benefit.Along with China's existing electrical network modernization, informationalized degree constantly improve, be still faced with the realistic problem that some expect to solve.In order to strengthen operation of power networks efficiency, improve electric network reliability, reduce costs, environmental protect quality and decreasing pollution discharge, existing long distance powedr transmission net and power distribution network is needed to carry out digitlization upgrading, optimize the running status of electrical network, how setting up safe and reliable, economic stability, integrated compatibility intelligent grid is the key addressed these problems.See document: intelligent power grid technology summary [J]. electric power network technique, 2009,41 (8): 25-29.By making full use of reliable two-way communication technology, advanced wireless sensor technology and distributed computing technology, intelligent grid improves the efficiency of electric power transfer and electricity consumption, reduces fault outage loss, improves reliability and the fail safe of electrical network.Especially in recent years, how intelligent grid and technology of Internet of things were organically combined, be thus lifted to the strategic decision aspect of national economic development, became in electric power development the major issue needing to solve.See document: Chinese intelligent grid Suggestions for Development [J]. Automation of Electric Systems, 2009,33 (20): 23-26. tradition electrical networks configure according to the transmission direction of generating, transmission of electricity, distribution, electricity consumption transverse direction completely, each service surface, by vertically multistage control section composition, is a simple rigid system.The defect of tradition electrical network there is a large amount of blind area in the terminal collection of data, and internal system cannot carry out information sharing, causes information to be local, to isolate, there is multiple information island.When information gathering amount is very large, data exist inconsistent, reduce availability and confidence level, and system can not form an organic Unified Global.And the acquisition of information and utilize level lower, information management is also that isolate, discrete, and modernization, the intelligence degree of whole electrical network are not high enough, is difficult to form comprehensive service application.
Intelligent grid is a complicated system engineering, comprise the links of generating, transmission of electricity, power transformation, distribution, electricity consumption and scheduling, organizational structure is more tightr than traditional grid contact ground, can build the complex optimum system of full electric network, realizes equipment best techniques economy than running.Intelligent grid is on the basis of a large amount of interactive data, realize become more meticulous, intelligent management, make the links of network system of Energy Resources Exploitation, generating, transmission of electricity, distribution, power supply, sale of electricity and electricity consumption, carry out, realize the target of saving electric cost.See document: build Chinese intelligent power grid technology thinking [J]. Automation of Electric Systems, 2009,33 (9): 1-4.Mainly will form intelligent AC, the network interdynamic of instant connection between user, between user and grid company by end sensor, realize digital independent real-time, at a high speed, two-way effect, reach accurate power supply, complementary power supply, improve energy utilization rate, power supply safety, realize the target of energy-saving and emission-reduction.
The feature of current China electrical network is unified, strong, intelligent, the feature of American-European countries's intelligent grid: green, clean, environmental protection, distributed.All things considered, information communication, intelligent management and decision-making and data acquisition control constitute three indispensable key elements of intelligent grid.And at a high speed, real-time, two-way information communication is the fundamental that first intelligent grid will solve.The present invention proposes the intelligent grid information management system of wireless sensor network just based on such principle.
Summary of the invention
The object of the present invention is to provide a kind of intelligent grid information management system based on wireless sensor network, the USN basic network framework of bond networking of the present invention, to the large link of intelligent grid transmission of electricity, power transformation, distribution and electricity consumption four, propose the Internet of Things hierarchical architecture of intelligent grid telecommunication management platform, and propose the application scheme based on internet-of-things terminal wireless sensor network for intelligent grid production link.
The object of the invention is to be achieved through the following technical solutions:
Based on an intelligent grid information management system for wireless sensor network, described system comprises following formation:
The internet of things system structure of intelligent grid information management platform, comprises the large application module of intelligence transmission of electricity, intelligent power transformation, intelligent power distribution and intelligent power four; Adopt the USN basic network model of Internet of Things, USN architecture is bottom-up is divided into five layer network architectural frameworks: perception net, Access Network, network infrastructure, middleware and application platform, perception net is used for the comprehensive sample and transform of environmental information, utilize self communication extension sublayer and perception to control the collection of sublayer to machine performance, ambient condition and information about power, physical entity is connected with network layer, application layer simultaneously; Access Network is made up of some gateways or aggregation node, for the communication between perception net and external network or control centre is provided infrastructures; Network infrastructure is responsible for transmission and the control of information, and based on the Next Generation Internet (NGN) of rear IP technology, the isomery achieving multiple networking mode merges and collaborative work; Middleware is made up of the operation computer being responsible for larger scale data acquisition and process; By internet of things system structure, build intelligent grid telecommunication management platform, interactive with the information bidirectional of user; Based on the intelligent grid production link application system of wireless sensor network, the wireless sensor network (WSN) of support networked terminals; Radio sensing network is as intelligent grid information Perception tip, that intelligent grid builds one of indispensable basic link, wireless sensor network independently forms a multihop network by sensor node, realize the direct communication between thing thing, defeated at intelligent grid, become, join, build radio sensing network by four large links, be applied in the on-line monitoring of ultra-high-tension power transmission line, transformer station first and second equipment especially primary equipment, and distribution network automated and power information gathers the aspects such as demanding side of the electrical power net communication.
Described a kind of intelligent grid information management system based on wireless sensor network, described system builds radio sensing network in intelligent grid generating, transmission of electricity, power transformation, distribution, electricity consumption link, to energy consumption, the refining material energy storage monitoring of generating end; And the collection to the circuit monitoring of sending end, video monitoring, conductor temperature, meteorological condition information; To patrolling and examining and monitoring of transformer station first and second equipment especially primary equipment; Controller switching equipment is monitored in real time; For power information collection, the communication of remote meter reading Demand-side; The transducer of monitoring of environmental, intelligent terminal, RFID label tag input and output entity, be followed successively by wireless sensor network, gateway node, optical fiber or broadband radio access network and core net, is finally connected to the telecommunication management Platform Analysis processing center based on Internet of Things.
Described a kind of intelligent grid information management system based on wireless sensor network, described wireless sensor network extends the sensor node of terminal by perception, gather the electrical integrated information of the equipment state of each link, line status, meteorological condition and adapted, these information datas are delivered to gateway node; The information collected from perceptive object, through classification and preliminary treatment, by wireless Ad Hoc sensor network access perception terminal and interactive terminal, embodies perception data on the terminal device and realizes the interactive operation with user.
Described a kind of intelligent grid information management system based on wireless sensor network, described wireless sensor node independently forms a multihop network, realizes the direct communication between thing thing; The information of perception terminal and interactive terminal shields the difference between each network by gateway node, reaches electric power Access Network and the Internet respectively by data category and safe class.
Described a kind of intelligent grid information management system based on wireless sensor network, described gateway node has data acquisition, data prediction, data control block and communication module four parts, automatically data is carried out concentrating classification and data fusion; The pretreated data message of classification of gateway node reaches Access Network, and then unification enters core net; By electric power Access Network and electric power core net interconnected, carry out returning in real time, reliably to image data; Side, the Internet comprises Ethernet, ADSL, 3G, xPON access way.
Described a kind of intelligent grid information management system based on wireless sensor network, described intelligent grid builds Internet of Things application platform according to business demand, by the mass data that wireless sensing means obtain, be sent to background analysis processing center and carry out fine granularity analyzing and processing; Data after process send dependent instruction by intelligent grid telecommunication management platform again, get back to terminal network node by identical mode reverse transfer, realize the Real-Time Monitoring monitoring to the whole network and troubleshooting, provide management and the control program of science exquisiteness more; Power grid enterprises carry out mutual perception with interactive by this perception interdynamic platform and social user.
Described a kind of intelligent grid information management system based on wireless sensor network, connection between described perception interdynamic platform and electric power core net is under intranet and extranet mutually virtual, physical isolation condition, and what have that strong safety measure ensures is indirectly interconnected.
Advantage of the present invention and effect are:
The present invention is directed to traditional electrical network and lack information sharing, the deficiency that information management is isolated, combine effective and reasonable for Internet of Things with intelligent grid, build New Generation of Intelligent electric network information management platform.Compared with existing power communication net, establish Internet of Things USN hierarchical architecture.At internet-of-things terminal, propose the intelligent grid production link application scheme based on wireless sensor network, improve the informationization of electric power system production link, automatization level, meet intelligent grid high-efficiency and economic, safe and reliable and with the actual requirement of social perception interdynamic, major and immediate significance is played to electrical network very important decision and efficient management.
Accompanying drawing explanation
Fig. 1 is the application system schematic diagram of existing intelligent grid platform of internet of things;
Fig. 2 is the USN architectural block diagram of Internet of Things of the present invention;
Fig. 3 is the wireless sensing network system structural representation of intelligent grid production link of the present invention.
Embodiment
Below in conjunction with accompanying drawing illustrated embodiment, the present invention is described in detail.
The internet of things system structure of intelligent grid information management platform of the present invention, according to the different application demand that the feature of the different link of intelligent grid proposes, establishes the large application module of intelligence transmission of electricity, intelligent power transformation, intelligent power distribution and intelligent power four.According to the difference completing function and support technology of different phase, adopt the USN basic network model of Internet of Things.USN architecture is the composition clearly defining Internet of Things according to functional hierarchy, bottom-uply be divided into five layer network architectural frameworks: perception net, Access Network, network infrastructure, middleware and application platform, this architecture is revised, internet of things system structure through developing can also be proposed, as shown in Figure 2.Perception net is used for the comprehensive sample and transform of environmental information, utilizes the communication of self to extend sublayer and controls sublayer to machine performance, ambient condition and the collection about information about power with perception, be connected by physical entity simultaneously with network layer, application layer; Access Network is made up of some gateways or aggregation node, for the communication between perception net and external network or control centre is provided infrastructures; Network infrastructure is responsible for transmission and the control of information, and based on the Next Generation Internet (NGN) of rear IP technology, the isomery achieving multiple networking mode merges and collaborative work; Middleware is made up of the software being responsible for larger scale data acquisition and process; Application platform is the related application realizing Internet of Things in intelligent grid, to improve the efficiency of producing and living.By internet of things system structure, build intelligent grid telecommunication management platform, can realize with the information bidirectional of user interactive, reach high-efficiency and economic, safe and reliable and interactive requirement.
Based on the intelligent grid production link application system of wireless sensor network, the wireless sensor network (WSN) of support networked terminals.Radio sensing network is as intelligent grid information Perception tip, that intelligent grid builds one of indispensable basic link, the information Perception depth & wideth of comprehensive raising intelligent grid links, the height for intelligent grid " information flow, Business Stream, flow of power " merges provides technical support.Wireless sensor network is exactly independently form a multihop network by a large amount of sensor nodes, realize the direct communication between thing thing, the Node distribution of higher density makes Monitoring Data meet certain required precision, there is the advantage of low cost, low-power consumption and miniaturization, be applicable to the requirement of real-time of communication very much not high, but the occasion of communication node substantial amounts.In conjunction with multiple short-range communication technology, defeated at intelligent grid, become, join, build radio sensing network by four large links, be applied in the on-line monitoring of ultra-high-tension power transmission line, transformer station first and second equipment especially primary equipment, and the aspects such as demanding side of the electrical power net communication such as distribution network automated and power information collection, structural representation is as shown in Figure 3.Build radio sensing network in links such as intelligent grid generating, transmission of electricity, power transformation, distribution, electricity consumptions, be mainly reflected in the monitoring such as the energy consumption of generating end, the energy storage of refining material; The collection of the information such as circuit monitoring, video monitoring, conductor temperature, meteorological condition of sending end; Transformer station first and second equipment especially the patrolling and examining and monitoring of primary equipment; Controller switching equipment is monitored in real time; The Demand-side communications such as power information collection, remote meter reading.The bottom is for being deployed in the input and output entity such as various kinds of sensors, intelligent terminal, RFID label tag in numerous link actual monitoring such as generating, transmission of electricity, power transformation, distribution, the electricity consumption environment involved by intelligent grid application, up be followed successively by wireless sensor network, gateway node, optical fiber or broadband radio access network and core net, be finally connected to the telecommunication management Platform Analysis processing center based on Internet of Things.
Due to less demanding to real-time communication, and communication node substantial amounts, be applicable to adopting low cost, low-power consumption and miniaturized wireless sensor network technology.Wireless sensor network extends each sensor node of terminal by perception, gathers the information such as the equipment state of links, line status, meteorological condition and adapted be electrical integrated, these bulk information data are delivered to gateway node.The information collected from perceptive object, through certain classification and preliminary treatment, by wireless Ad Hoc sensor network access perception terminal and interactive terminal, embodies perception data on the terminal device and realizes the interactive operation with user.A large amount of wireless sensor nodes independently forms a multihop network, realizes the direct communication between thing thing.By continuous perception and trend prediction, improve the security level of intelligent grid, reduce the operating cost of intelligent grid.Wireless sensor network technology plays fundamental role in the detection to intelligent grid, analysis, control, improves the observability of intelligent grid.
The information of perception terminal and interactive terminal can shield the difference between each network by gateway node, reaches electric power Access Network and the Internet respectively by data category and safe class.Gateway node has data acquisition, data prediction, data control block and communication module four parts, can automatically data be carried out concentrating classification and data fusion.Data, through suitable preliminary treatment, greatly reduce data traffic, alleviate the forwarding burden of gateway node, reduce node energy consumption.But the disposal ability of gateway node is limited, can only carry out the process of coarseness, pretreated data message of classifying reaches Access Network, and then unification enters core net.By electric power Access Network and electric power core net interconnected, carry out returning in real time, reliably to image data.Side, the Internet comprises the plurality of access modes such as Ethernet, ADSL, 3G, xPON.
Intelligent grid, according to the demand of every business, builds Internet of Things application platform, the mass data obtained by wireless sensing means, is sent to background analysis processing center and carries out fine granularity analyzing and processing.Data after process send dependent instruction by intelligent grid telecommunication management platform again, get back to terminal network node by identical mode reverse transfer, realize the Real-Time Monitoring monitoring to the whole network and troubleshooting, provide management and the control program of science exquisiteness more.Power grid enterprises carry out mutual perception with interactive by this novel perception interdynamic platform and social user.Connection between perception interdynamic platform and electric power core net must under intranet and extranet mutually virtual, physical isolation condition, and what have that strong safety measure ensures is indirectly interconnected.
The bottom is the input and output entity such as transducer, intelligent terminal, RFID label tag be deployed in actual monitoring environment, up be followed successively by wireless sensor network, gateway node, optical fiber or broadband radio access network and core net, be finally connected to intelligent grid telecommunication management Platform Analysis processing center.Wireless sensor network extends each sensor node of terminal by perception, and gather the information such as transmission of electricity, the equipment state of power transformation and distribution links, line status, weather environment and adapted be electrical integrated, the mass data collected is delivered to gateway node.Data carry out concentrating classification and data fusion by the data acquisition in gateway node, data prediction and control module, communication module automatically.Suitable data prediction, decreases data traffic, alleviates the forwarding burden of gateway node, reduces node energy consumption.But the disposal ability of gateway node is limited, the process of coarseness can only be carried out, pretreated data message of classifying reaches Access Network, and then unification enters core net, finally be sent to back-end data analyzing and processing center and carry out fine granularity analyzing and processing, data after process send dependent instruction by intelligent grid telecommunication management platform again, get back to terminal network node, realize the Real-Time Monitoring to the whole network and troubleshooting by identical mode reverse transfer.Wireless sensor network technology plays fundamental role in the detection to intelligent grid, analysis, control, improves the observability of intelligent grid, and the application in intelligent grid relates to numerous links such as generating, transmission of electricity, power transformation, distribution, electricity consumption.
Claims (7)
1. based on an intelligent grid information management system for wireless sensor network, it is characterized in that, described system comprises following formation:
The internet of things system structure of intelligent grid information management platform, comprises the large application module of intelligence transmission of electricity, intelligent power transformation, intelligent power distribution and intelligent power four; Adopt the USN basic network model of Internet of Things, USN architecture is bottom-up is divided into five layer network architectural frameworks: perception net, Access Network, network infrastructure, middleware and application platform, perception net is used for the comprehensive sample and transform of environmental information, utilize self communication extension sublayer and perception to control the collection of sublayer to machine performance, ambient condition and information about power, physical entity is connected with network layer, application layer simultaneously; Access Network is made up of some gateways or aggregation node, for the communication between perception net and external network or control centre is provided infrastructures; Network infrastructure is responsible for transmission and the control of information, and based on the Next Generation Internet (NGN) of rear IP technology, the isomery achieving multiple networking mode merges and collaborative work; Middleware is made up of the operation computer being responsible for larger scale data acquisition and process; By internet of things system structure, build intelligent grid telecommunication management platform, interactive with the information bidirectional of user; Based on the intelligent grid production link application system of wireless sensor network, the wireless sensor network (WSN) of support networked terminals; Radio sensing network is as intelligent grid information Perception tip, that intelligent grid builds one of indispensable basic link, wireless sensor network independently forms a multihop network by sensor node, realize the direct communication between thing thing, defeated at intelligent grid, become, join, build radio sensing network by four large links, be applied in the on-line monitoring of ultra-high-tension power transmission line, transformer station first and second equipment especially primary equipment, and distribution network automated and power information gathers the aspects such as demanding side of the electrical power net communication.
2. a kind of intelligent grid information management system based on wireless sensor network according to claim 1, it is characterized in that, described system builds radio sensing network in intelligent grid generating, transmission of electricity, power transformation, distribution, electricity consumption link, to energy consumption, the refining material energy storage monitoring of generating end; And the collection to the circuit monitoring of sending end, video monitoring, conductor temperature, meteorological condition information; To patrolling and examining and monitoring of transformer station first and second equipment especially primary equipment; Controller switching equipment is monitored in real time; For power information collection, the communication of remote meter reading Demand-side; The transducer of monitoring of environmental, intelligent terminal, RFID label tag input and output entity, be followed successively by wireless sensor network, gateway node, optical fiber or broadband radio access network and core net, is finally connected to the telecommunication management Platform Analysis processing center based on Internet of Things.
3. a kind of intelligent grid information management system based on wireless sensor network according to claim 1, it is characterized in that, described wireless sensor network extends the sensor node of terminal by perception, gather the electrical integrated information of the equipment state of each link, line status, meteorological condition and adapted, these information datas are delivered to gateway node; The information collected from perceptive object, through classification and preliminary treatment, by wireless Ad Hoc sensor network access perception terminal and interactive terminal, embodies perception data on the terminal device and realizes the interactive operation with user.
4. a kind of intelligent grid information management system based on wireless sensor network according to claim 3, it is characterized in that, described sensor node independently forms a multihop network, realizes the direct communication between thing thing; The information of perception terminal and interactive terminal shields the difference between each network by gateway node, reaches electric power Access Network and the Internet respectively by data category and safe class.
5. a kind of intelligent grid information management system based on wireless sensor network according to claim 3, it is characterized in that, described gateway node has data acquisition, data prediction, data control block and communication module four parts, automatically data is carried out concentrating classification and data fusion; The pretreated data message of classification of gateway node reaches Access Network, and then unification enters core net; By electric power Access Network and electric power core net interconnected, carry out returning in real time, reliably to image data; Side, the Internet comprises Ethernet, ADSL, 3G, xPON access way.
6. a kind of intelligent grid information management system based on wireless sensor network according to claim 1, it is characterized in that, described intelligent grid builds Internet of Things application platform according to business demand, by the mass data that wireless sensing means obtain, be sent to background analysis processing center and carry out fine granularity analyzing and processing; Data after process send dependent instruction by intelligent grid telecommunication management platform again, get back to terminal network node by identical mode reverse transfer, realize the Real-Time Monitoring monitoring to the whole network and troubleshooting, provide management and the control program of science exquisiteness more; Power grid enterprises carry out mutual perception with interactive by this perception interdynamic platform and social user.
7. a kind of intelligent grid information management system based on wireless sensor network according to claim 6, it is characterized in that, connection between described perception interdynamic platform and electric power core net is under intranet and extranet mutually virtual, physical isolation condition, and what have that strong safety measure ensures is indirectly interconnected.
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| CN116627072B (en) * | 2023-05-29 | 2024-01-23 | 山东龙源电力工程有限公司 | Overhauling, monitoring and maintaining system based on thermal power plant equipment |
| CN117479235A (en) * | 2023-12-28 | 2024-01-30 | 中通信息服务有限公司 | Scheduling management method and system for terminal network facilities |
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