CN112508733A - Big data intelligence service system in electric wire netting space-time based on big dipper - Google Patents
Big data intelligence service system in electric wire netting space-time based on big dipper Download PDFInfo
- Publication number
- CN112508733A CN112508733A CN202011334636.1A CN202011334636A CN112508733A CN 112508733 A CN112508733 A CN 112508733A CN 202011334636 A CN202011334636 A CN 202011334636A CN 112508733 A CN112508733 A CN 112508733A
- Authority
- CN
- China
- Prior art keywords
- data
- service
- power grid
- unit
- beidou
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 title description 3
- 238000005516 engineering process Methods 0.000 claims abstract description 45
- 238000007726 management method Methods 0.000 claims description 78
- 238000012795 verification Methods 0.000 claims description 31
- 239000010410 layer Substances 0.000 claims description 30
- 238000013500 data storage Methods 0.000 claims description 16
- 238000007689 inspection Methods 0.000 claims description 15
- 239000012792 core layer Substances 0.000 claims description 13
- 230000003993 interaction Effects 0.000 claims description 13
- 238000004458 analytical method Methods 0.000 claims description 11
- 238000004364 calculation method Methods 0.000 claims description 11
- 238000013475 authorization Methods 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 8
- 238000013523 data management Methods 0.000 claims description 6
- 230000004927 fusion Effects 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 5
- 238000007405 data analysis Methods 0.000 claims description 4
- 238000012550 audit Methods 0.000 claims description 3
- 238000013506 data mapping Methods 0.000 claims description 3
- 230000000881 depressing effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 26
- 230000008569 process Effects 0.000 abstract description 14
- 206010063385 Intellectualisation Diseases 0.000 abstract description 4
- 238000003860 storage Methods 0.000 description 17
- 230000005540 biological transmission Effects 0.000 description 13
- 238000012545 processing Methods 0.000 description 13
- 238000004891 communication Methods 0.000 description 12
- 230000006870 function Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 230000003416 augmentation Effects 0.000 description 5
- 238000013439 planning Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000000284 extract Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000012546 transfer Methods 0.000 description 3
- 230000006399 behavior Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012163 sequencing technique Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 description 1
- 238000013499 data model Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/06—Electricity, gas or water supply
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/25—Integrating or interfacing systems involving database management systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/27—Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/045—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply hybrid encryption, i.e. combination of symmetric and asymmetric encryption
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
-
- 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
- H04L67/10—Protocols in which an application is distributed across nodes in the network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
-
- 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
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Abstract
The invention discloses a Beidou-based power grid space-time big data intelligent service system, which is characterized in that a power grid resource space-time information synchronization service system is established according to a power grid resource data updating process by depending on Beidou high-precision position service application, a wireless private network, a safety credible authentication system and a quality management standard system, so that the uniformity of power grid resource data updating entries is realized, and the high intellectualization and standardization of power grid resource data updating are realized. The Beidou-based power grid space-time big data intelligent service method is based on an accurate position service network as a physical basis and is supported by a standard internet of things access technology and a block chain authentication technology, so that the basic capabilities of operation service, comprehensive service and the like are realized, and intelligent accurate space-time service support is provided for ubiquitous internet of things.
Description
Technical Field
The invention relates to the technical field of power grid service, in particular to a Beidou-based power grid space-time big data intelligent service system.
Background
With the continuous improvement of the formation and technology of the infrastructure of the Beidou satellite navigation System (BDS), a series of policies are issued by the nation to promote the application of the BDS in various industries. The power grid space-time information resource management system realizes distributed spatial data management based on a cloud computing technology, has the capability of bearing billions of power grid equipment and PB level basic map data, builds a full-dimensional equipment facility spatial data model, and meets the requirement of supporting basic geographic data and full coverage of power grid resource data; the unified access maintenance of history, current situation and planning power grid is realized, and the comprehensive support of main business of the company is realized.
In recent years, information such as power grid equipment facility information, operation state information, production management information, electricity utilization information and the like is collected on power grid space data based on a Geographic Information System (GIS) technology, so that a power space information comprehensive management resource library supporting and guaranteeing power safety production and management is formed, and the work of power enterprises is standardized and scientific. In the field of power planning business, a Beidou positioning module is needed for power grid planning and site and route selection; in the field of electric power infrastructure services, Beidou positioning navigation and short message communication functional modules are required for field personnel attendance and position management, mechanical equipment safety management, asset safety management, construction vehicle management and emergency communication; in the field of electric power operation and maintenance service, Beidou positioning navigation and short message communication function modules are required for tower monitoring, line fault monitoring, equipment data acquisition, emergency repair, power equipment inspection management and geological environment monitoring; in the field of power dispatching business, Beidou accurate time service frequency-granting functional modules are needed for power grid dispatching time synchronization and transformer substation time synchronization. Different services such as planning, operation and inspection, marketing, infrastructure construction and scheduling based on power grid data have power grid characteristics, so that an application system also has the characteristics and requirements of multiple data forms, high real-time requirements, rapid grid analysis, high concurrent requests, multiple service linkages, multiple application versions, large collaborative editing quantity and the like, and the traditional method cannot meet increasingly deep service application requirements. The information system is constructed by introducing technologies such as cloud computing, memory computing and containerization in combination with the technical development trend, so that the business application requirements are better supported.
Therefore, how to utilize the Beidou space-time data to serve the smart grid power system is a problem that needs to be solved urgently by the technical personnel in the field.
Disclosure of Invention
In view of the above, the present invention provides a Beidou-based power grid space-time big data intelligent service system, which implements basic services such as data service, comprehensive service, etc., and relies on Beidou high-precision location service application, a wireless private network, a security credibility certification system and a quality management standard system according to a power grid resource data updating process, wherein a data access module provides location topology information by Beidou high-precision location service application, which facilitates maintenance and updating of equipment, the system wireless private network is used for data transmission, a data security verification module verifies the reliability and validity of power grid data by the security credibility certification system, the data access module and the data security verification module make requirements for the quality of power grid data by the quality management standard system, thereby establishing a power grid resource space-time information synchronization service system and implementing unification of power grid resource data updating entries, the high intellectualization and standardization of the updating of the power grid resource data are realized.
In order to achieve the purpose, the invention adopts the following technical scheme:
a Beidou-based power grid space-time big data intelligent service system comprises a data access module, a data storage module, a data security verification module and a position data service module;
the data access module acquires data based on a Beidou system and realizes updating task synchronization, task implementation, task result intelligent verification and task filing;
the data storage module builds a management relation type data management and technical support system, and applies a database management component to realize the capacities of receiving, storing and quickly retrieving the relation data;
the data security verification module is used for generating a block chain wallet address in a combined mode through the ID of the module and a Token code of the Internet of things platform by utilizing a symmetric encryption technology and an asymmetric encryption technology of a block chain technology, and is in butt joint with a user of the Internet of things platform to ensure that an authorization device and an authorization user are mutually authenticated on the Internet of things platform and the block chain platform;
the position data service module collects position data, and constructs a knowledge graph with the position data as a center according to the position data to form a position data knowledge base.
Preferably, the data access module comprises a data preparation unit, an field acquisition unit, an industry finishing unit, a result inspection unit and a result input unit which are connected in sequence; the data preparation unit acquires power grid space-time service data and transmits the power grid space-time service data to the field acquisition unit; the field acquisition unit performs Beidou measurement, drawing plotting and flat-plate plotting according to the power grid space-time service data, and transmits the measurement and plotting data to the industry finishing unit; the industry collating unit collates the collected data, the measured data and the plotting data into industry data, wherein the industry data comprise an achievement template, drawing data and photo data and are transmitted to the achievement checking unit; the result inspection unit carries out system inspection and field inspection on the internal work data and stores the internal work data which is not checked to be correct to a service system, a database system and a GIS system.
Preferably, the internal organization unit comprises a unified portal management unit, a data standard management unit, a data quality management unit, a metadata management unit, a source system, a data center and a calculation rule unit; the unified portal management unit realizes data browsing, data retrieval, data monitoring and data auditing, and performs data interaction with the data standard management unit and the data quality management unit through industry standard control; the data standard management unit realizes standard management, standard retrieval and standard application and performs data interaction with the metadata management unit; the data quality management realizes rule configuration, quality audit and quality analysis, and performs data interaction with the metadata management unit; the metadata management unit realizes data asset statistics, advanced retrieval, influence analysis, data mapping and difference analysis, and performs data interaction with the data center; the unified portal management unit, the data standard management unit, the data quality management unit, the metadata management unit and the data center calculate according to the calculation rule stored in the calculation rule unit; the source system directs the data center to transmit data.
Preferably, the data security verification module comprises an application layer, a deployment layer, a core layer and a platform layer; the platform layer is connected with the Internet of things platform and carries out authentication operation; the core layer is connected with a digital wallet and a blockchain browser, and the data of the core layer are compiled through a compiler; the deployment layer carries out intelligent contract deployment, and compiled data of the core layer is used for depressing the deployment layer to realize contract deployment; the application layer is connected with the blockchain platform, and the deployment layer provides an interface for the blockchain platform through deployment of the intelligent contracts.
Preferably, the data security verification module adopts a block chain identity identification password technology to provide block chain alliance connection, block chain evidence-storing and evidence-obtaining service, identification password system service, identity-based IBC service, Beidou GIS warning, disaster warning and overload warning; the block chain alliance adopts a distributed account book, an intelligent contract, a consensus mechanism and an encryption algorithm technology; the identification cryptosystem service adopts encryption and decryption algorithms, signature verification, master key generation and user key generation technologies.
Preferably, the location data service module performs data analysis on the location data, performs correlation and fusion on equipment, lines, standard specifications and the like related to the location data, and constructs a knowledge graph with the location data as a center to form a location data knowledge base. Based on the knowledge base, providing intelligent semantic search and recommendation service; the automatic construction of the position data knowledge can process the unstructured data related to the position data, extract the knowledge points in the unstructured data, and establish the incidence relation among the knowledge points.
According to the technical scheme, compared with the prior art, the Beidou-based power grid space-time big data intelligent service system is based on the accurate position service network as a physical basis, is supported by the technologies of data access, storage, standard object access and block chain authentication, achieves basic services such as data service and comprehensive service, establishes a power grid resource space-time information synchronization service system according to a power grid resource data updating process and by means of Beidou high-precision position service application, a wireless private network, a security credibility certification system and a quality management standard system, achieves uniformity of power grid resource data updating entries, and achieves high intellectualization and standardization of power grid resource data updating.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic diagram of a power grid space-time big data intelligent service system framework provided by the invention;
FIG. 2 is a block diagram of a data access module framework provided by the present invention;
FIG. 3 is a schematic diagram of an intra-industry collation unit framework provided by the present invention;
FIG. 4 is a block diagram of a data security verification module framework provided by the present invention;
FIG. 5 is a block chain identity token cryptography framework diagram of the present invention;
FIG. 6 is a schematic diagram of an application structure of a power grid space-time big data intelligent service system provided by the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a Beidou-based power grid space-time big data intelligent service system, which comprises a data access module, a data storage module, a data security verification module and a position data service module, wherein the data access module is used for storing data;
the data access module is used for acquiring data based on the Beidou system and realizing updating task synchronization, task implementation, task result intelligent verification and task filing;
the data storage module is used for constructing a management relational data management and technical support system and applying a database management component to realize the capacities of receiving, storing and quickly retrieving the relational data;
the data security verification module is used for generating a block chain wallet address in a combined mode through the ID of the module and the Token code of the Internet of things platform by utilizing the symmetric encryption technology and the asymmetric encryption technology of the block chain technology, and is in butt joint with the user of the Internet of things platform to ensure that the authorization equipment and the authorization user are mutually authenticated on the Internet of things platform and the block chain platform;
the position data service module collects position data, and constructs a knowledge graph with the position data as a center according to the position data to form a position data knowledge base.
In order to further optimize the technical scheme, the data access module comprises a data preparation unit, an field acquisition unit, an industry finishing unit, an achievement inspection unit and an achievement entry unit which are sequentially connected; the data preparation unit collects the time-space service data of the power grid and transmits the data to the field collection unit; the field acquisition unit performs Beidou measurement, drawing plotting and panel plotting according to the power grid space-time service data, and transmits the measurement and plotting data to the industry finishing unit; the industry collating unit collates the collected data, the measured data and the plotting data into industry data, wherein the industry data comprise an achievement template, drawing data and photo data and are transmitted to the achievement checking unit; the result inspection unit carries out system inspection and field inspection on the internal work data and stores the internal work data which are inspected to be correct into the service system, the database system and the GIS system.
In order to further optimize the technical scheme, the industry arrangement unit comprises a unified portal management unit, a data standard management unit, a data quality management unit, a metadata management unit, a source system, a data center and a calculation rule unit; the unified portal management unit realizes data browsing, data retrieval, data monitoring and data auditing and performs data interaction with the data standard management unit and the data quality management unit through industry standard control; the data standard management unit realizes standard management, standard retrieval and standard application and performs data interaction with the metadata management unit; the data quality management realizes rule configuration, quality audit and quality analysis, and performs data interaction with the metadata management unit; the metadata management unit realizes data asset statistics, advanced retrieval, influence analysis, data mapping and difference analysis, and performs data interaction with the data center; the unified portal management unit, the data standard management unit, the data quality management unit, the metadata management unit and the data center calculate according to the calculation rules stored in the calculation rule unit; the source system directs the data center to perform data transfer.
In order to further optimize the technical scheme, the data security verification module comprises an application layer, a deployment layer, a core layer and a platform layer; the platform layer is connected with the Internet of things platform and carries out authentication operation; the core layer is connected with the digital wallet and the blockchain browser, and the data of the core layer are compiled, encrypted and decrypted through the compiler; the deployment layer performs intelligent contract deployment and authentication operation, and the compiled data of the core layer is depressed to implement contract deployment; the application layer is connected with the blockchain platform, and the deployment layer provides an interface for the blockchain platform through intelligent contract deployment.
In order to further optimize the technical scheme, the data security verification module adopts a block chain identity identification password technology and provides block chain alliance connection, block chain evidence-storing and evidence-obtaining service, identification password system service, identity-based IBC service, Beidou GIS warning, disaster warning and overload warning; the block chain alliance adopts a distributed account book, an intelligent contract, a consensus mechanism and an encryption algorithm technology; the identification cryptosystem service adopts encryption and decryption algorithms, signature verification, master key generation and user key generation technologies. A distributed ledger is a type of database that can be shared, replicated, and synchronized among members of a decentralized network, the distributed ledger records transactions between network participants, such as assets or data exchanges; the intelligent contract is a computer protocol aiming at propagating, verifying or executing the contract in an informatization mode, the rules of the intelligent contract are public and transparent, the rules and data in the contract are visible to the outside, all transactions are public and visible, and no false or hidden transaction exists; the consensus mechanism is that the transaction is verified and confirmed in a short time through the voting of special nodes; the encryption and decryption algorithms including the encryption algorithm and the decryption algorithm are collectively called as the cipher algorithm, which is the core of the cipher system and can be regarded as some exchange combinations, when the input is plaintext, the output is ciphertext through the transformation, which is the process of encryption exchange, and at this time, the cipher algorithm is called as the encryption algorithm; the signature verification verifies the digital signature, the digital signature is a section of digital string which can be generated only by a sender of the information and cannot be forged by others, and the section of digital string is also an effective proof of the authenticity of the information sent by the sender of the information; the generation of the master key and the generation of the user key are both used for protecting the privacy of data; the above technology is related to a block chain, and aims to protect privacy, authenticity and non-tamper property of data, so as to provide more reliable service for the whole system.
In order to further optimize the technical scheme, the position data service module performs data analysis on the position data, performs correlation fusion on equipment, lines, standard specifications and the like related to the position data, and constructs a knowledge graph with the position data as a center to form a position data knowledge base. Based on the knowledge base, providing intelligent semantic search and recommendation service; the automatic construction of the position data knowledge can process the unstructured data related to the position data, extract the knowledge points in the unstructured data, and establish the incidence relation among the knowledge points. The position data of the equipment is very important data, and the topological information of the position provides convenience for the maintenance and the update of the equipment
Examples
FIG. 1 shows the overall architecture of the spatio-temporal intelligent service system. The Beidou-based power grid space-time big data intelligent service method takes an accurate position service network as a physical basis, takes standard internet of things access and block chain authentication as technical support, realizes basic capabilities of operation service, comprehensive service and the like, and provides intelligent accurate space-time service support for ubiquitous internet of things. The accurate position service network provides an accurate position, which is equipment position information provided by the Beidou system; the internet of things connection standard is a mixed and continuously developed framework, and the framework integrates multiple wireless technologies to fully utilize the potential of the internet of things and simultaneously realize compatible wireless infrastructure; the unified access of the sensing terminals of the Internet of things is realized, and a micro-service clustering deployment scheme is adopted, so that the access and high concurrency requirements of massive terminals are met. The system can collect the time-space data of the power grid, and realize the functions of data modeling and power grid resource updating.
From all kinds of removal and fixed terminals of taking general big dipper orientation module and block chain module, through connection modes such as broadband power line carrier, wireless micropower and loRa, carry out basic communication between equipment. The system is connected with a data relay station, a Beidou reference station and intelligent terminals (mobile phones, computers and the like) in a local communication mode, so that local communication functions such as edge calculation, electronic wallets and the like are realized; the regional equipment connects the users distributed at each point into a computer network by using communication lines through various data communication networks such as optical fibers, a wireless private network, a public network, satellite communication and the like, and is matched with a data terminal, data transmission and digital exchange equipment to receive, transmit, exchange and process data information; the system is connected to the Internet of things server in a direct or indirect mode, and therefore the system architecture of various service functions is achieved. Various service functions of the system are displayed on mobile and fixed terminals.
The Internet of things servers undertake the functions of an Internet of things platform such as load balancing, protocol analysis, data caching and processing, equipment management and the like on one hand, and form a private block chain network through a P2P network on the other hand, each server serves as a node in a block chain to jointly maintain an equipment account transaction record and undertake the functions of a deployment layer, an application layer and a core layer such as equipment authentication, encryption and decryption, intelligent contract deployment and the like on the other hand. The internet of things server comprises a data receiving/sending server, a message queue MQ, a distributed processing platform and a database system.
(1) The data access module provides a common log data reporting interface and a reporting field definition, which is called as unified data access. And reporting the log data by calling a uniform interface and a reporting field. Including but not limited to the following scenarios:
safety protection: for use in security scenarios;
service data: collecting and analyzing applied power grid space-time service data and providing abundant service data views;
data sorting: and sequencing according to the rules specified by the service, and applying the sequencing to data display.
The data access module realizes intelligent updating of power grid resource data, mainly aims at the aspects of basic data acquisition, storage, transmission, quality inspection, synchronous warehousing and the like of a power grid GIS platform, establishes an updating task management mechanism by converting a data updating service mode, extracts data updating contents in combination with various service applications, and sends the data updating contents to a team in a task form in combination with a service flow; the intelligent management and control platform and the intelligent mobile terminal are used for achieving updating task synchronization, task implementation, task result intelligent verification and task filing in one step, and work such as field recording, internal work arrangement, data modeling and multi-system data importing is greatly reduced. The power grid resource data updating process is further optimized through an intelligent means, a power grid resource space-time information synchronization service system is established by depending on Beidou high-precision position service application, a wireless private network, a safe credible authentication system and a quality management standard system, the uniformity of power grid resource data updating entries is realized, and the high intelligence and standardization of the power grid resource data updating is realized; the supervision and management level of the data updating process is improved, the quality of the data updating result is improved, and the data updating timeliness is improved. The data access service framework is shown in fig. 2.
In the aspect of data acquisition, observed quantities such as high-precision multi-frequency carrier waves, pseudo ranges and the like acquired by a monitoring station of a data access module and broadcast message parameters are transmitted to a data processing center (namely a data storage module, a data security verification module and a position data service module) of a main control station in real time through a communication transmission link. Constructing a space-ground integrated high-precision enhanced network application system architecture facing the smart grid by utilizing a satellite-based and foundation enhanced service system, and developing high-precision position application of different application scenes in the power industry; the satellite-based augmentation system carries a satellite navigation augmentation signal transponder through a geostationary orbit satellite, can broadcast various correction information such as ephemeris error, satellite clock error, ionospheric delay and the like to a user, and realizes improvement on positioning accuracy of an original satellite navigation system; the ground-based augmentation system is a supplement of a satellite navigation system, is a product of multi-azimuth and deep combination of high and new technologies such as a satellite positioning technology, a computer network technology, a digital communication technology and the like, can achieve the aim of improving the satellite navigation precision by providing a differential correction signal, and is mainly used for ground application. The high-precision ground enhancement service is resolved based on the carrier phase difference algorithm, the satellite navigation system based on the Beidou is further constructed, the accuracy and the safety of information transmission are mainly guaranteed, and accurate position service is provided for services such as power grid geographic information engineering and power transmission line geological disaster monitoring through the GNSS high-precision positioning terminal. The high-precision satellite-based augmentation service system is based on an SBAS satellite, provides satellite-based augmentation information signal data for power users, enhances the regional application that network signals cannot cover, and expands the power data acquisition range.
The invention uses a data acquisition terminal (comprising a handheld PDA or an RTK and the like) to acquire the power grid space state (such as a coordinate position) of the power grid equipment. In order to ensure the safety of data stored in the acquisition terminal in the data acquisition stage, the existing data acquisition terminal is required to be upgraded and safely reinforced, so that the terminal has a data protection function. The data encryption technology is used for encrypting the data stored in the acquisition terminal and controlling the transmission range of the data.
In the data processing aspect, the collected data information is effectively processed through corresponding technical means, and then the processed data is distinguished according to the type, the property and the application condition, and specifically, three processing links of library division, table division and partition are provided. According to the characteristics of the large power data stream, a computing service system is constructed, and the system is a basic framework for processing distributed data stream processing. Based on a series of processes of extraction, conversion and loading from a source end to a destination end of an ETL technology, dispersed and standard data are integrated, and meanwhile authenticity, safety and reliability after data processing are guaranteed. Aiming at the problems of mutual isolation of power data, insufficient comprehensive data of local data and low intelligence, the comprehensive utilization of mass information is ensured based on a three-layer information fusion model of design data, association and knowledge, and an information intelligent fusion strategy for processing mass data is realized. The data processing architecture of the industry finishing unit is shown in fig. 3.
(2) The data storage module realizes the capacities of managing, storing and quickly retrieving the relational data by applying the database management component. The method has flexible rapid expansion capability of data resources, supports easy expansion of storage and calculation resources, and is convenient for expanding the database along with increase of the service volume.
In consideration of data security, the database needs to be prevented from being copied outside the power grid and sensitive data (such as grid space resource data) needs to be restored and extracted, the content of the sensitive data of the local database needs to be encrypted and stored, and an encryption algorithm is called through an interface provided by the database to encrypt and store the written data, so that the sensitive data can be stored on the local database in a ciphertext form.
The data storage module comprises data storage, data communication, data caching, data restoration and the like, and the data storage layer mainly comprises an Oracle database and an HDFS distributed storage system. The HDFS can perform parallel processing on mass data, has the advantage of high throughput, is suitable for storing large-capacity files, can only perform sequential access on the data, and has the characteristic of high time delay. HBase can ensure real-time data access and has higher data throughput as HDFS does. The HBase is a database for column-oriented data storage, the bottom layer stores data through HDFS, and data collected by a power grid are placed in a data table of the HBase according to numbers and serve as the basis of subsequent processing. Relational databases are largely used in the power grid, data are structured, a large number of incidence relations also exist among database tables of the relational databases, and direct use of NoSQL is not suitable because NoSQL does not support join query processing. The incidence relation is very common in the power grid, so that the incidence query operation on the power grid data is very frequent, the system platform effectively performs complex queries such as multi-table incidence and the like by adopting a mode of combining an Oracle database and HDFS distributed storage, and makes up the defects of an NoSQL (structured query language) surface of HBase; and structured data in the relational database can be migrated to the HDFS of Hadoop in batches through sqoop, and the data of the HDFS can be stored in the relational database, so that the interaction of the data of the HDFS and the data of the Hadoop is realized.
In the data storage process, the larger the scale of the storage node is, the more difficult the data is lost by adopting a certain data redundancy technology. Therefore, the present invention recovers the data of the damaged node by using the erasure coding technique and using the data of the undamaged node. A total of m mist storage nodes assumed in the storage phase. Expressed by a connectionless graph G ═ (V, E), V ═ V1,v2,…,vmI | ═ 1,2, …, m } represents the set of fog computing storage nodes, and E represents the set of edges to which the storage nodes are connected by wireless. Edge weights
Representing the data transfer rate between the nodes. The transmission delay of the data should be the largest one of the transmission delays of the data allocated to the respective storage nodes. Suppose distribution to node viNumber of file pieces stored in memory is LiIndicating that each data block is the same size, denoted D. The maximum storage amount (S) is as shown in equation (1):
(3) the data security verification utilizes a symmetric encryption technology and an asymmetric encryption technology integrated in the block chain platform, and is in butt joint with the Internet of things platform user, so that mutual authentication of the authorization equipment and the authorization user on the Internet of things platform and the block chain platform is ensured. The probability of successfully adding blocks on the block chain by the consensus node is determined by the ratio of the storage space in the current consensus period to the storage space in the whole network. Let NCFor the number of nodes that are commonly known in the network,
providing the consensus node i in the t-th consensus period for the networkThe capacity of space-time certification is that the consensus node i provides the effective storage space ratio for the network in t consensus periods, namely the storage computing power
As shown in equation 2:
the block chain based computer system is a novel application mode of computer technologies such as distributed data storage, point-to-point transmission, a consensus mechanism and an encryption algorithm. Electronic signatures are data used in electronic form in data messages to identify the identity of a signer and to indicate that the signer approves the content of the electronic document, and are electronic forms of signatures on electronic documents through cryptographic techniques. Fig. 5 is an architecture diagram of a data security verification module using an id-based cryptographic technique, which is an asymmetric public key cryptosystem. The user's identification such as name, IP address, email address, cell phone number, etc. is used as the public key. The private key of the user is calculated by the key generation center according to the system master key and the user identification. The public key of the user is uniquely determined by the user identification so that the user does not need a third party to guarantee the authenticity of the public key. Based on the block chain, the electronic signature technology and the identity identification password technology, the signing of the electronic contract and the storage of the important document can be realized. The blockchain id cryptography system architecture is shown in fig. 5.
The invention embeds a block chain technology in a data security verification module, and jointly generates a block chain wallet address by combining the ID of the module and a Token code of a combination networking platform. The system can be connected with a block chain platform in a butt joint mode to realize data signature chaining, can ask for broadcasting station data, and transfers accounts by using a built-in digital wallet according to broadcasting requirements.
1) Reliable electronic signature mechanism based on identity authentication chain
The electronic signature method based on the identity identification cryptographic algorithm adopts distributed nodes of a block chain, tracks the whole process of electronic signature of key request, signature application, signature implementation and signature verification decryption, establishes the whole process traceability of signature behavior identity authentication such as signers, events, signature time, signature places and the like, is public in the whole chain of signature behavior, can be supervised and traced, and realizes reliable electronic signature through tamper resistance and repudiation resistance of the block chain technology.
The user sends own identity information to the server, and the server embeds the secret BPwi shared by the user and the server into the block and publishes the secret BPwi between all servers to form a block chain with an identity authentication function.
2) User private key model based on timestamps
Based on the requirements of uniqueness and resistance of a signature key, a timestamp concept is introduced, request time is added into a user private key generation model, a three-element user private key model of 'user attribute information + contract agreement ID + timestamp' is established, an aging mechanism is introduced for private key request, release and signature application, and the feasibility of cloud electronic signature and the initiative intention of identifying a user are further ensured.
(4) Data analysis in the position data service module surrounds position data, association fusion is carried out on equipment, lines, standard specifications and the like related to the position of the equipment, a knowledge graph taking the position data as a center is constructed, a position data knowledge base is formed, and intelligent semantic search and recommendation services are provided based on the knowledge base. The automatic construction of the position data knowledge can process the structured data and the unstructured data related to the position data, extract the knowledge points in the structured data and establish the incidence relation among the knowledge points. And related knowledge recommendation service is provided, knowledge correlation recommendation is provided for upper-layer application, and related content can be recommended from the aspect of semantic correlation according to user data. The application of the Beidou-based electric power space-time data service system is shown in fig. 6, wherein the labeled positions are nodes, the blue nodes represent the position information of the existing equipment, and the red nodes and the route represent the position planning of the non-built equipment based on the position information of the existing equipment.
The system firstly accesses data of power grid resource space-time information into service, and updates task synchronization, task implementation, task result intelligent verification and task archiving are achieved in one step by using an intelligent management and control platform and an intelligent mobile terminal. The quality of data updating results is improved, and the timeliness of data updating is improved. And then, establishing a management relation type data management and technical support system for data storage service of the power grid resource space-time information, wherein the management relation type data management and technical support system comprises traditional business data such as a terminal standing book, a reference station standing book, personnel information and the like. And then, data security verification of the power grid resource space-time information is carried out, and mutual authentication of the authorization equipment and the authorization user on the Internet of things platform and the block chain platform is ensured by utilizing a symmetric encryption technology and an asymmetric encryption technology integrated in the block chain platform and butting with the Internet of things platform user. And finally, establishing a power grid resource space-time information synchronization service system, realizing unification of power grid resource data updating entries, and realizing high intellectualization and standardization of power grid resource data updating. The system comprises data access, data storage and data security verification of the time-space information of the power grid resources. Various links of the intelligent service of the large time-space data of the power grid are comprehensively considered, and various services of the time-space data are reasonably dispersed. And fusing the big data of the power grid on the data layer to optimize the service of the power grid. The method is used for reliably storing, efficiently processing and analyzing the time-space data, the historical data and the real-time operation data of the power grid.
The method effectively combines the block chain technology and the transmission of the space-time data together, solves the problem that the traditional data transmission process is easy to attack, realizes the rapid authentication of the identity by utilizing the electronic signature and the identity identification password technology, solves the safe transmission of the data, and is more suitable for the space-time big data application environment of the smart grid.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A Beidou-based power grid space-time big data intelligent service system comprises a data access module, a data storage module, a data security verification module and a position data service module;
the data access module acquires data based on a Beidou system and realizes updating task synchronization, task implementation, task result intelligent verification and task filing;
the data storage module builds a management relation type data management and technical support system, and applies a database management component to realize the capacities of receiving, storing and quickly retrieving the relation data;
the data security verification module is used for generating a block chain wallet address in a combined mode through the ID of the module and a Token code of the Internet of things platform by utilizing a symmetric encryption technology and an asymmetric encryption technology of a block chain technology, and is in butt joint with a user of the Internet of things platform to ensure that an authorization device and an authorization user are mutually authenticated on the Internet of things platform and the block chain platform;
the position data service module collects position data, and constructs a knowledge graph with the position data as a center according to the position data to form a position data knowledge base.
2. The Beidou-based power grid space-time big data intelligent service system according to claim 1, wherein the data access module comprises a data preparation unit, an field acquisition unit, an industry arrangement unit, an achievement inspection unit and an achievement entry unit which are sequentially connected; the data preparation unit acquires power grid space-time service data and transmits the power grid space-time service data to the field acquisition unit; the field acquisition unit performs Beidou measurement, drawing plotting and flat-plate plotting according to the power grid space-time service data, and transmits the measurement and plotting data to the industry finishing unit; the industry collating unit collates the collected data, the measured data and the plotting data into industry data, wherein the industry data comprise an achievement template, drawing data and photo data and are transmitted to the achievement checking unit; the result inspection unit carries out system inspection and field inspection on the internal work data and stores the internal work data which is not checked to be correct to a service system, a database system and a GIS system.
3. The Beidou-based power grid space-time big data intelligent service system according to claim 1, wherein the industry arrangement units comprise a unified portal management unit, a data standard management unit, a data quality management unit, a metadata management unit, a source system, a data center and a calculation rule unit; the unified portal management unit realizes data browsing, data retrieval, data monitoring and data auditing, and performs data interaction with the data standard management unit and the data quality management unit through industry standard control; the data standard management unit realizes standard management, standard retrieval and standard application and performs data interaction with the metadata management unit; the data quality management realizes rule configuration, quality audit and quality analysis, and performs data interaction with the metadata management unit; the metadata management unit realizes data asset statistics, advanced retrieval, influence analysis, data mapping and difference analysis, and performs data interaction with the data center; the unified portal management unit, the data standard management unit, the data quality management unit, the metadata management unit and the data center calculate according to the calculation rule stored in the calculation rule unit; the source system directs the data center to transmit data.
4. The Beidou based power grid space-time big data intelligent service system according to claim 1, wherein the data security verification module comprises an application layer, a deployment layer, a core layer and a platform layer; the platform layer is connected with the Internet of things platform and carries out authentication operation; the core layer is connected with a digital wallet and a blockchain browser, and the data of the core layer are compiled through a compiler; the deployment layer carries out intelligent contract deployment, and compiled data of the core layer is used for depressing the deployment layer to realize contract deployment; the application layer is connected with the blockchain platform, and the deployment layer provides an interface for the blockchain platform through deployment of the intelligent contracts.
5. The Beidou-based power grid space-time big data intelligent service system according to claim 1, wherein the data security verification module adopts a blockchain identity recognition cryptographic technology to provide blockchain alliance connection, blockchain evidence-storing and evidence-obtaining service, identification cryptographic system service, identity-identification-based IBC service, Beidou GIS warning, disaster warning and overload warning; the block chain alliance adopts a distributed account book, an intelligent contract, a consensus mechanism and an encryption algorithm technology; the identification cryptosystem service adopts encryption and decryption algorithms, signature verification, master key generation and user key generation technologies.
6. The Beidou-based power grid space-time big data intelligent service system as claimed in claim 1, wherein the position data service module performs data analysis on position data, performs correlation fusion on equipment, lines and standard specifications related to the position data, and constructs a knowledge graph with the position data as a center to form a position data knowledge base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011334636.1A CN112508733A (en) | 2020-11-24 | 2020-11-24 | Big data intelligence service system in electric wire netting space-time based on big dipper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011334636.1A CN112508733A (en) | 2020-11-24 | 2020-11-24 | Big data intelligence service system in electric wire netting space-time based on big dipper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112508733A true CN112508733A (en) | 2021-03-16 |
Family
ID=74958422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011334636.1A Pending CN112508733A (en) | 2020-11-24 | 2020-11-24 | Big data intelligence service system in electric wire netting space-time based on big dipper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112508733A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113297034A (en) * | 2021-05-31 | 2021-08-24 | 中电福富信息科技有限公司 | Distributed data integration system and method based on TeleDB and MySQL databases |
| CN113392302A (en) * | 2021-06-19 | 2021-09-14 | 国网福建省电力有限公司信息通信分公司 | Analysis system for electric power external environment detection |
| CN113656499A (en) * | 2021-08-16 | 2021-11-16 | 工银科技有限公司 | Block chain-based value transfer method and device |
| CN114386001A (en) * | 2022-03-24 | 2022-04-22 | 国能大渡河流域水电开发有限公司 | Comprehensive data control method and data control platform |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108460136A (en) * | 2018-03-08 | 2018-08-28 | 国网福建省电力有限公司 | Electric power O＆M information knowledge map construction method |
| CN108804928A (en) * | 2018-07-09 | 2018-11-13 | 武汉工商学院 | The secure and trusted block chain and management method of data in a kind of traceability system |
| CN109768988A (en) * | 2019-02-26 | 2019-05-17 | 安捷光通科技成都有限公司 | Decentralization Internet of Things security certification system, facility registration and identity identifying method |
| CN109783553A (en) * | 2018-11-28 | 2019-05-21 | 中国电力科学研究院有限公司 | A kind of power distribution network mass data increased quality system |
| CN110798474A (en) * | 2019-11-04 | 2020-02-14 | 国网思极神往位置服务（北京）有限公司 | Power data transmission safety protection system based on Beidou short message communication mode |
| CN111489094A (en) * | 2020-04-15 | 2020-08-04 | 云南电网有限责任公司曲靖供电局 | Beidou power grid safety production management method and system |
-
2020
- 2020-11-24 CN CN202011334636.1A patent/CN112508733A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108460136A (en) * | 2018-03-08 | 2018-08-28 | 国网福建省电力有限公司 | Electric power O＆M information knowledge map construction method |
| CN108804928A (en) * | 2018-07-09 | 2018-11-13 | 武汉工商学院 | The secure and trusted block chain and management method of data in a kind of traceability system |
| CN109783553A (en) * | 2018-11-28 | 2019-05-21 | 中国电力科学研究院有限公司 | A kind of power distribution network mass data increased quality system |
| CN109768988A (en) * | 2019-02-26 | 2019-05-17 | 安捷光通科技成都有限公司 | Decentralization Internet of Things security certification system, facility registration and identity identifying method |
| CN110798474A (en) * | 2019-11-04 | 2020-02-14 | 国网思极神往位置服务（北京）有限公司 | Power data transmission safety protection system based on Beidou short message communication mode |
| CN111489094A (en) * | 2020-04-15 | 2020-08-04 | 云南电网有限责任公司曲靖供电局 | Beidou power grid safety production management method and system |
Non-Patent Citations (3)
| Title |
|---|
| 丛犁;李锐;王华;任智源;: "面向工业物联网的分布式数据存储分配方案", 电力信息与通信技术, no. 07, pages 52 - 57 * |
| 张震宇;陈刚;林勇;王思涵;: "基于区块链的电力资源管理", 科技与创新, no. 01, pages 1 - 6 * |
| 李博;方彤;: "北斗卫星导航系统（BDS）在智能电网的应用与展望", 中国电力, no. 08, pages 107 - 116 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113297034A (en) * | 2021-05-31 | 2021-08-24 | 中电福富信息科技有限公司 | Distributed data integration system and method based on TeleDB and MySQL databases |
| CN113392302A (en) * | 2021-06-19 | 2021-09-14 | 国网福建省电力有限公司信息通信分公司 | Analysis system for electric power external environment detection |
| CN113392302B (en) * | 2021-06-19 | 2022-05-13 | 国网福建省电力有限公司信息通信分公司 | Analysis system for electric power external environment detection |
| CN113656499A (en) * | 2021-08-16 | 2021-11-16 | 工银科技有限公司 | Block chain-based value transfer method and device |
| CN113656499B (en) * | 2021-08-16 | 2024-04-02 | 工银科技有限公司 | Value transfer method and device based on block chain |
| CN114386001A (en) * | 2022-03-24 | 2022-04-22 | 国能大渡河流域水电开发有限公司 | Comprehensive data control method and data control platform |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108416577B (en) | Block chain service system | |
| CN111259070B (en) | Method and related device for storing and acquiring service data | |
| CN112508733A (en) | Big data intelligence service system in electric wire netting space-time based on big dipper | |
| CN111444277B (en) | Anti-terrorism information cooperative sharing platform and method based on blockchain technology | |
| CN111160869A (en) | Intelligent early warning care system based on community meshing | |
| WO2018160228A1 (en) | Microgrid energy reservoir transaction verification via secure, distributed ledger | |
| CN112749969B (en) | Data processing method and device, computer equipment and storage medium | |
| CN111125228A (en) | Data sharing method and device based on forestry data sharing service platform | |
| CN113837760B (en) | Data processing method, data processing device, computer equipment and storage medium | |
| CN115439249B (en) | Method, device and system for realizing business service of cross-region block chain | |
| Yang et al. | Application of blockchain in internet of things | |
| CN110942305A (en) | Real estate information management method and device based on block chain | |
| CN114547698A (en) | CORS service data storage system and method based on block chain | |
| CN113129008A (en) | Data processing method and device, computer readable medium and electronic equipment | |
| CN113011960A (en) | Block chain-based data access method, device, medium and electronic equipment | |
| CN101888415A (en) | Peer-to-peer network user credit system | |
| CN113064731B (en) | Cloud-edge-architecture-based big data processing terminal device, processing method and medium | |
| Moon et al. | Design and implementation of distributed ledger based health data management system | |
| CN112258373A (en) | Data processing method and device | |
| CN112927080A (en) | Block chain technology-based multi-party information sharing method for power industry | |
| CN111274323A (en) | Intelligent automatic monitoring method based on periodicity | |
| Xu et al. | A review of the technology and application of deposit and traceability based on blockchain | |
| Chen | Trustworthy internet based on generalized blockchain | |
| Zhong et al. | Discussion and application of blockchain technology in information management of internet of things in smart lab | |
| Qi et al. | Optimizing packet transmission for ledger-based points transfer system in LPWAN: solutions, evaluation and standardization |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |