CN111600932B - Wide-area supplementing and calling system and method for power grid operation data - Google Patents
Wide-area supplementing and calling system and method for power grid operation data Download PDFInfo
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- CN111600932B CN111600932B CN202010290407.8A CN202010290407A CN111600932B CN 111600932 B CN111600932 B CN 111600932B CN 202010290407 A CN202010290407 A CN 202010290407A CN 111600932 B CN111600932 B CN 111600932B
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Abstract
The invention discloses a wide-area recall system and a method for power grid operation data.A one-area data synchronization server is connected with a three-area data synchronization server; the three-zone data synchronization server is connected with the three-zone database server; the three-area database server is connected with the data extraction server; the data extraction server is connected with the wide area message bus server; the application server and the data aggregation server are connected with the wide area message bus server; the first-region data synchronization server, the third-region data synchronization server and the third-region database server are positioned in the provincial dispatching EMS system; the data extraction server is positioned in the provincial and regional regulation cloud; the data collection server, the application server and the wide area message bus server are located in the national regulation cloud. The method can realize wide-area recall of the power grid operation data on the premise of following the electric power monitoring system safety protection rule, and ensures the integrity and reliability of the operation data of the regulation and control cloud platform.
Description
Technical Field
The invention relates to a wide-area recall system and method for power grid operation data, and belongs to the technical field of power grid operation management.
Background
At present, the national power grid is rapidly developed in more than ten years, a two-stage deployment ten-large application system is built, business fields such as enterprise operation, power grid operation, customer service and the like and various levels of application are covered on the whole, and the system becomes an indispensable important means for daily production, operation and management, but compared with the strategic targets of three-type two-network and world first-class, the whole construction and application of the Internet of things still have defects. For realizing relevant work arrangement of the ubiquitous electric power Internet of things construction of companies, the national power grid regulation center comprehensively promotes the regulation cloud construction, promotes the application of the 'large cloud object intelligent movement' technology in the field of power grid regulation, and improves the supporting capacity of the large power grid regulation operation technology.
The operation data platform is used as an important component for regulating and controlling the cloud PaaS layer, so that the collection processing of seven kinds of power grid operation data such as measurement, events, electric quantity, plan prediction and environment is realized, and accurate and efficient unified data service is provided for exploring the operation management mass information rule of power grid equipment and fully excavating the core value of the power grid operation data.
Based on the operation data collection of the regulation cloud wide area service bus, the system transversely spans a first safety area and a third safety area of the power system, longitudinally passes through a national division and province two-stage system, has a plurality of intermediate links, inevitably causes the problem of interruption of operation data collection, seriously influences the integrity of operation data and the space fusion, time polymorphism and application association of the regulation cloud pattern modulus, and cannot provide consistent, complete and accurate 'one-mode, one-picture and one-number' for various services.
Disclosure of Invention
The purpose is as follows: in order to solve the problem of incomplete operation data caused by interruption and leakage of operation data collection in the prior art, the invention provides a wide-area supplementing and calling system and method for operation data of a power grid.
The technical scheme is as follows: in order to solve the technical problems, the invention adopts the following technical scheme:
a wide area supplementing and calling system of power grid operation data is characterized in that a first-area data synchronization server is connected with a third-area data synchronization server; the three-zone data synchronization server is connected with the three-zone database server; the three-area database server is connected with the data extraction server; the data extraction server is connected with the wide area message bus server; the application server and the data aggregation server are connected with the wide area message bus server; the first-region data synchronization server, the third-region data synchronization server and the third-region database server are positioned in the provincial dispatching EMS system; the data extraction server is positioned in the provincial and regional regulation cloud; the data collection server, the application server and the wide area message bus server are positioned in the national regulation cloud;
the one-area data synchronization server is used for actively transmitting the power operation data to the three-area data synchronization server in the form of a message;
the three-region data synchronization server is used for calling the data storage service provided by the three-region database server after receiving the message sent by the one-region data synchronization server, and storing the power grid operation data into the database of the three-region database server;
the three-region database server is used for responding to the data writing-in request of the three-region data synchronous server and the data extraction request of the data extraction server;
the application server is used for transmitting the recall instruction to the wide area message bus server through a TCP link;
the data extraction server is used for polling the wide area message bus server through a TCP link, and uploading data recall after receiving a recall command;
the data collection server is used for polling the wide area message bus server through a TCP link, and analyzing and warehousing after receiving the operation data of the supplementing and calling power grid;
the wide area message bus server is used for receiving the recall command message of the application server and the recall data message of the data extraction server, and responding to the message receiving of the data extraction server and the data aggregation server.
Preferably, the uploading of the data recall of the data extraction server includes the following steps:
the data extraction server analyzes the recall command, acquires recall equipment and recall start and end time, and invokes a three-region database server data query service through TCP (transmission control protocol) link to acquire recall power grid operation data; and after the data extraction server acquires the operation data of the supplementing and calling power grid, analyzing and packaging the operation data and transmitting the operation data to the wide area message bus server through a TCP link.
Preferably, the wide area message bus server communicates data based on Kafka.
Preferably, the three-area database server deploys and installs commercial databases and large-capacity disks.
Preferably, the one-area data synchronization server transmits the power operation data to the three-area data synchronization server in the form of a message through the special safety isolation of the power system.
A wide-area recall method for power grid operation data comprises the following steps:
the one-area data synchronization server actively transmits the power operation data to the three-area data synchronization server in the form of a message;
after receiving the message sent by the data synchronization server, the three-area data synchronization server calls the data storage service provided by the three-area database server, and stores the power grid operation data into the database of the three-area database server;
the application server transmits the recall instruction to the wide area message bus server through a TCP link;
the data extraction server polls the wide area message bus server through a TCP link and receives a recall instruction;
the data extraction server analyzes the recall instruction, acquires recall equipment and recall start and end time, and invokes data query service of the three-region database server through TCP (transmission control protocol) link to acquire recall power grid operation data;
after the operation data of the supplementing and calling power grid are obtained, the operation data are analyzed and packed and then transmitted to a wide area message bus server through a TCP link;
the data collection server polls the wide area message bus server through the TCP link, and analyzes and stores the operation data of the supplementing power grid after receiving the operation data.
As a preferred solution, the wide area message bus server performs message transmission based on a KafKa message bus, and the specific process is as follows:
the application server is used as a Producer to issue a power grid operation data recruitment instruction to a wide area message bus server data recruitment command Topic;
the data extraction server is used as a Consumer, and a recall instruction is read from a wide area message bus server data recall command Topic;
after the data extraction server reads the recall supplementing instruction, read recall supplementing power grid operation data from a three-region database, and then serve as a Producer to issue recall supplementing power grid operation data to the wide area message bus server power grid operation data Topic;
and the data collection server is used as a Consumer, reads the repair power grid operation data from the power grid operation data Topic of the wide area message bus server, analyzes and stores the repair power grid operation data.
The beneficial effects are that: the wide-area supplementing and calling system and method for the power grid operation data provided by the invention can realize wide-area supplementing and calling of the power grid operation data on the premise of following the electric power monitoring system safety protection rule, and ensure the integrity and reliability of the operation data of the regulation and control cloud platform.
Drawings
Fig. 1 is a schematic structural diagram of a wide-area recall system for power grid operation data according to the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
Example 1
The wide area supplementing and calling system for the power grid operation data comprises a one-area data synchronization server, a three-area database server, a data extraction server, a wide area message bus server, an application server and a data collection server; the first-region data synchronization server, the third-region data synchronization server and the third-region database server are positioned in the provincial dispatching EMS system; the data extraction server is positioned in the provincial and regional regulation cloud; the data collection server, the application server and the wide area message bus server are located in the national regulation cloud.
The EMS system (energy management system) is a generic term for modern grid dispatching automation systems. The main functions of the system consist of two parts, namely a basic function and an application function. The basic functions include: computer, operating system and EMS support system. The application functions include: data acquisition and monitoring (SCADA), automatic Generation Control (AGC) and planning, network application analysis, etc.
The regulation cloud is a cloud service platform facing the power grid dispatching service, based on the service characteristics of the integrated characteristics of the power grid, the division principle of the jurisdiction range of the dispatching service and the distribution characteristics of energy flow and information flow in the power grid, adopts a national classification and provincial classification deployment mode to form a 1+N integral architecture, and the national dominant nodes are called national classification regulation cloud and each provincial cooperation node are called provincial regulation cloud and are indispensable components of the regulation cloud.
The first-area data synchronization server is connected with the three-area data synchronization server; the three-region data synchronization server is connected with the three-region database server; the three-area database server is connected with the data extraction server; the data extraction server is connected with the wide area message bus server; the application server and the data aggregation server are both connected with the wide area message bus server.
The one-area data synchronization server is used for actively transmitting the power operation data to the three-area data synchronization server in the form of a message through the special safety isolation of the power system;
and the three-region data synchronization server is used for calling the data storage service provided by the three-region database server after receiving the message sent by the one-region data synchronization server, and storing the power grid operation data into the commercial database of the three-region database server.
The three-area database server is used for deploying and installing commercial databases and large-capacity disks and is used for responding to a data writing request of the three-area data synchronization server and a data extraction request of the data extraction server.
And the application server is used for transmitting the recall instruction to the wide area message bus server through a TCP link when the power grid operation data wide area recall system is in a recall command issuing state.
The data extraction server is used for polling the wide area message bus server through a TCP link, and uploading data recall after receiving a recall command. When the power grid operation data wide area recall system is in uploading recall power grid operation data, the data extraction server analyzes recall command to obtain recall equipment and recall start and end time, and invokes the three-area database server data query service through TCP link to obtain recall power grid operation data; and after the data extraction server acquires the operation data of the supplementing and calling power grid, analyzing and packaging the operation data and transmitting the operation data to the wide area message bus server through a TCP link. And the data collection server polls the wide area message bus server through a TCP link, and analyzes and stores the data after receiving the supplement power grid operation data, so as to complete the wide area supplement of the power grid operation data.
The wide area message bus server is used for carrying out data communication based on Kafka, receiving a recall command message of the application server and a recall data message of the data extraction server, and responding to message receiving of the data extraction server and the data aggregation server.
And the data collection server is used for polling the wide area message bus server through a TCP (transmission control protocol) link, and analyzing and warehousing after receiving the supplement power grid operation data to finish the wide area supplement of the power grid operation data.
In an embodiment of the present invention, in the present invention,
a wide-area recall method for power grid operation data comprises the following steps:
(1) The data synchronization server in one area actively transmits the power operation data to the data synchronization server in three areas in the form of message through the special safety isolation of the power system; after receiving the message sent by the data synchronization server, the three-area data synchronization server calls the data storage service provided by the three-area database server, and stores the power grid operation data into the commercial database of the three-area database server;
(2) The application server transmits the recall instruction to the wide area message bus server through a TCP link; the data extraction server polls the wide area message bus server through a TCP link and receives a recall instruction;
(3) The data extraction server analyzes the recall instruction, acquires recall equipment and recall start and end time, and invokes the data query service of the three-region database server through TCP (transmission control protocol) link to acquire recall power grid operation data; after the operation data of the supplementing and calling power grid are obtained, the operation data are analyzed and packed and then transmitted to the wide area message bus server through a TCP link;
(4) And the data collection server polls the wide area message bus server through a TCP link, and analyzes and stores the data after receiving the supplement power grid operation data, so as to complete the wide area supplement of the power grid operation data.
The wide area message bus server performs message transmission based on a KafKa message bus, and the specific process is as follows:
the application server is used as a Producer to issue a power grid operation data recruitment instruction to a wide area message bus server data recruitment command Topic;
the data extraction server is used as a Consumer, and a recall instruction is read from a wide area message bus server data recall command Topic;
after the data extraction server reads the recall supplementing instruction, read recall supplementing power grid operation data from a three-region database, and then serve as a Producer to issue recall supplementing power grid operation data to the wide area message bus server power grid operation data Topic;
and the data collection server is used as a Consumer, reads the repair-calling power grid operation data from the power grid operation data Topic of the wide area message bus server, analyzes and stores the repair-calling power grid operation data, and completes the repair-calling process.
To sum up:
the invention discloses a wide-area supplementing and calling system and method for power grid operation data. The cloud end is based on a wide area message bus, and performs data extraction and transmission after subscribing and receiving the message by the source data end through issuing a data recall command message, so that the cloud end completes related functions of data reception and storage, meets the safety specifications of safety partition, network special, transverse isolation and longitudinal authentication of electric power monitoring system safety protection regulations, realizes transmission of electric power data across network segments, and ensures the integrity and reliability of operation data of a regulation and control cloud platform.
The foregoing is only a preferred embodiment of the invention, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the invention.
Claims (7)
1. A wide-area recall supplementing system for power grid operation data is characterized in that: the one-area data synchronization server is connected with the three-area data synchronization server; the three-zone data synchronization server is connected with the three-zone database server; the three-area database server is connected with the data extraction server; the data extraction server is connected with the wide area message bus server; the application server and the data aggregation server are connected with the wide area message bus server; the first-region data synchronization server, the third-region data synchronization server and the third-region database server are positioned in the provincial dispatching EMS system; the data extraction server is positioned in the provincial and regional regulation cloud; the data collection server, the application server and the wide area message bus server are positioned in the national regulation cloud;
the one-area data synchronization server is used for actively transmitting the power operation data to the three-area data synchronization server in the form of a message;
the three-region data synchronization server is used for calling the data storage service provided by the three-region database server after receiving the message sent by the one-region data synchronization server, and storing the power grid operation data into the database of the three-region database server;
the three-region database server is used for responding to the data writing-in request of the three-region data synchronous server and the data extraction request of the data extraction server;
the application server is used for transmitting the recall instruction to the wide area message bus server through a TCP link;
the data extraction server is used for polling the wide area message bus server through a TCP link, and uploading data recall after receiving a recall command;
the data collection server is used for polling the wide area message bus server through a TCP link, and analyzing and warehousing after receiving the operation data of the supplementing and calling power grid;
the wide area message bus server is used for receiving the recall command message of the application server and the recall data message of the data extraction server, and responding to the message receiving of the data extraction server and the data aggregation server.
2. A wide area recall system for grid operation data in accordance with claim 1 wherein: the data supplementing and uploading of the data extraction server comprises the following steps:
the data extraction server analyzes the recall command, acquires recall equipment and recall start and end time, and invokes a three-region database server data query service through TCP (transmission control protocol) link to acquire recall power grid operation data; and after the data extraction server acquires the operation data of the supplementing and calling power grid, analyzing and packaging the operation data and transmitting the operation data to the wide area message bus server through a TCP link.
3. A wide area recall system for grid operation data in accordance with claim 1 wherein: the wide area message bus server communicates data based on Kafka.
4. A wide area recall system for grid operation data in accordance with claim 1 wherein: and the three-area database server is used for deploying and installing commercial databases and large-capacity disks.
5. A wide area recall system for grid operation data in accordance with claim 1 wherein: the one-area data synchronization server transmits the power operation data to the three-area data synchronization server in the form of a message through the special safety isolation of the power system.
6. A method of wide area recall of grid operation data for a system according to any one of claims 1 to 5 wherein: the method comprises the following steps:
the one-area data synchronization server actively transmits the power operation data to the three-area data synchronization server in the form of a message;
after receiving the message sent by the data synchronization server, the three-area data synchronization server calls the data storage service provided by the three-area database server, and stores the power grid operation data into the database of the three-area database server;
the application server transmits the recall instruction to the wide area message bus server through a TCP link;
the data extraction server polls the wide area message bus server through a TCP link and receives a recall instruction;
the data extraction server analyzes the recall instruction, acquires recall equipment and recall start and end time, and invokes data query service of the three-region database server through TCP (transmission control protocol) link to acquire recall power grid operation data;
after the operation data of the supplementing and calling power grid are obtained, the operation data are analyzed and packed and then transmitted to a wide area message bus server through a TCP link;
the data collection server polls the wide area message bus server through the TCP link, and analyzes and stores the operation data of the supplementing power grid after receiving the operation data.
7. The wide-area recall method of grid operation data of claim 6 wherein: the wide area message bus server performs message transmission based on a KafKa message bus, and the specific process is as follows:
the application server is used as a Producer to issue a power grid operation data recruitment instruction to a wide area message bus server data recruitment command Topic;
the data extraction server is used as a Consumer, and a recall instruction is read from a wide area message bus server data recall command Topic;
after the data extraction server reads the recall supplementing instruction, read recall supplementing power grid operation data from a three-region database, and then serve as a Producer to issue recall supplementing power grid operation data to the wide area message bus server power grid operation data Topic;
and the data collection server is used as a Consumer, reads the repair power grid operation data from the power grid operation data Topic of the wide area message bus server, analyzes and stores the repair power grid operation data.
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