CN111427921A - Processing system and processing method for output data of hydroelectric power plant - Google Patents

Processing system and processing method for output data of hydroelectric power plant Download PDF

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Publication number
CN111427921A
CN111427921A CN202010188594.9A CN202010188594A CN111427921A CN 111427921 A CN111427921 A CN 111427921A CN 202010188594 A CN202010188594 A CN 202010188594A CN 111427921 A CN111427921 A CN 111427921A
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Prior art keywords
data
power plant
output data
database
module
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CN202010188594.9A
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Chinese (zh)
Inventor
王洲
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Guangxi Guiguan Kaitou Electric Power Co ltd
Guangxi Guiguan Electric Power Co ltd
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Guangxi Guiguan Kaitou Electric Power Co ltd
Guangxi Guiguan Electric Power Co ltd
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Priority to CN202010188594.9A priority Critical patent/CN111427921A/en
Publication of CN111427921A publication Critical patent/CN111427921A/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/24Querying
    • G06F16/245Query processing
    • G06F16/2458Special types of queries, e.g. statistical queries, fuzzy queries or distributed queries
    • G06F16/2477Temporal data queries
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/24Querying
    • G06F16/245Query processing
    • G06F16/2458Special types of queries, e.g. statistical queries, fuzzy queries or distributed queries
    • G06F16/2471Distributed queries
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/27Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06QINFORMATION 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
    • G06Q50/00Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
    • G06Q50/06Electricity, gas or water supply
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/06Management of faults, events, alarms or notifications
    • H04L41/0631Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00Network architectures or network communication protocols for network security
    • H04L63/02Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
    • H04L63/0209Architectural arrangements, e.g. perimeter networks or demilitarized zones
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50Systems 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 processing system and a processing method for the output data of a hydroelectric power plant, which enable a superior company to acquire the production data of subordinate enterprises in real time and realize the monitoring of the production state of the subordinate enterprises through a production control area, a management information area and a forward isolation device of the processing system for the output data of the hydroelectric power plant and a transmission method in the processing method for the output data of the hydroelectric power plant. And the alarm method in the processing method of the output data of the hydroelectric power plant is used for monitoring the data transmission, so that the abnormal time and the abnormal point of the data can be obtained in time, the fault processing speed is accelerated, and the data obtained by a superior company is more real and reliable.

Description

Processing system and processing method for output data of hydroelectric power plant
Technical Field
The invention relates to the field of data processing, in particular to a system and a method for processing output data of a hydroelectric power plant.
Background
With the acceleration of intelligent power grid construction, many group companies integrate, summarize and analyze the real-time production data of subordinate enterprises by building a production scheduling system platform, and predict the completion condition of production tasks by analyzing the data. When the real-time electric quantity data keeps a constant level state, the group system identifies the power plant network as abnormal, the data acquisition process at the power plant end is tortuous and complex, and specifically, the abnormal data acquisition process at which time and which link needs to be manually checked one by one, and the problem of artificial misjudgment or missing check can also occur by adopting a regular inspection mode of an operator on duty, so that the data transmission is abnormal, and the system data is not real.
Disclosure of Invention
The invention aims to provide a system and a method for processing the output data of a hydroelectric power plant, which are used for transmitting the data of the hydroelectric power plant, monitoring the data transmission process and alarming abnormal data transmission.
In order to solve the above problems, in one aspect, the present application provides a hydroelectric power plant output data processing system, which includes a production control area, a management information area, and a forward isolation device, wherein the production control area includes a core system data server and a first collection server, the core system data collection server is provided with a first database for storing production monitoring system data, where there is output data to be uploaded, the first collection server is provided with an output data collection module, a second database and a document reading module, the output data collection module is configured to read the output data in the first database and write the read output data into three text documents, the second database is configured to store the three text documents, and the document reading module is configured to read the three text documents in the second database; the forward isolation device is arranged between the production control area and the management information area and is used for the unidirectional data transmission from the production control area to the management information area to realize the physical isolation of the network boundary; the information management large area comprises a power plant acquisition server, the power plant acquisition server is provided with a power plant database, a data reading and writing module, a standard data processing module and a document writing module, the document writing module is used for writing three text documents transmitted through the forward isolation device, the data reading and writing module is used for reading output data in the three text documents and writing the output data into the power plant database, and the standard data processing module is used for optimizing the output data into standard data and then writing the standard data into the power plant database.
Furthermore, the management information area also comprises a branch company acquisition server and a group acquisition server, wherein the branch company acquisition server is provided with a branch company data reading module, the group acquisition server is provided with a group database, and the branch company data reading module enters the power plant database to read the processed output data and write the output data into the group database.
In another aspect, the present application further provides a method for processing output data of a hydroelectric power plant output data processing system, including a transmission method and an alarm method, wherein the transmission method includes the following steps: 1) the method comprises the following steps that a force data acquisition module of a first acquisition server reads force data in a first database and writes the data into three text documents; 2) the three text documents are periodically synchronized to a power plant acquisition server from a first acquisition server through a forward isolation device, the file format is unchanged, and the period is 20 s/time; 3) reading the output data by the data reading and writing module and writing the output data into a power plant database; 4) and processing the output data by a standard data processing module according to the data standard and then writing the processed output data into a power plant database, wherein the period is 200 s/time.
Further, the alarm method comprises a data non-difference method, wherein the data non-difference method is to set a judgment point and a data storage period T of the judgment point, the judgment point takes the first piece of information in the collected text document as the starting time, current data is stored every other time T, the time difference of storing the data at each time of the judgment point is the time T, the data transmission is normal, otherwise, the data transmission is abnormal and the alarm is triggered; the judging point comprises a document writing module and a power plant database, the document writing module is used for judging the data transmission condition of the control large area, and the power plant database is used for judging the data transmission condition of the power plant acquisition server.
Further, the alarm method comprises a network interruption method, the network interruption method sets a judgment point and utilizes a PING command to send a test data packet to the judgment point at regular time, the judgment point comprises an external network port of the forward isolation device and a network port of the power plant acquisition server, the external network port of the forward isolation device is not smooth, then network abnormality alarm information of the forward isolation device is sent, and the network port of the power plant acquisition server is not smooth, then network abnormality alarm information of the power plant acquisition server is sent.
Compared with the prior art, the invention has the advantages that: the invention enables a superior company to extract the production data of subordinate enterprises in real time by a production control area, a management information area and a forward isolation device of the hydroelectric power plant output data processing system and a transmission method in the hydroelectric power plant output data processing method, thereby realizing the monitoring of the production state of the subordinate enterprises. And the alarm method in the processing method of the output data of the hydroelectric power plant is used for monitoring the data transmission, so that the abnormal time and abnormal points of the data can be obtained in time, manual one-by-one troubleshooting is not needed, the problem of artificial misjudgment or missing inspection caused by periodic patrol of personnel can be effectively avoided, the fault processing speed can be increased, more processing time is strived for by maintenance personnel, and the data obtained by a higher-level company is more real and reliable.
Drawings
Fig. 1 is a schematic diagram of a contribution data reporting network and modules according to the present invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, there will now be described in detail, with reference to the accompanying drawings, a non-limiting detailed description of the present invention.
Example 1
As shown in fig. 1, the hydroelectric power plant output data processing system includes a production control area, a management information area, and a forward isolation device disposed between the production control area and the management information area.
The production control area comprises a core system data server and a first acquisition server. The core system data acquisition server is provided with a first database for storing production monitoring system data, wherein the output data needing to be uploaded exist. The first acquisition server is provided with an output data acquisition module, a second database and a document reading module, the output data acquisition module is used for reading output data in the first database, writing the read output data into three text documents and storing the three text documents in the second database, and the document reading module is used for reading the three text documents in the second database and sending the three text documents to the management information area through the forward isolation device.
The forward isolation device is used for unidirectional data transmission from the production control area to the management information area, can realize non-network safe data exchange between the two areas, and ensures that an inner system and an outer system of the forward isolation device are not connected at the same time.
The information management large area comprises a power plant acquisition server, a branch company acquisition server and a group acquisition server. The power plant acquisition server is provided with a power plant database, a data reading and writing module, a standard data processing module and a document writing module, wherein the document writing module is used for writing three text documents transmitted through the forward isolation device, the data reading and writing module is used for reading output data in the three text documents and writing the output data into the power plant database, and the standard data processing module processes the output data into standard data according to the standards of group companies and then writes the standard data into the power plant database. The branch company collection server is provided with a branch company data reading module, the group collection server is provided with a group database, and the branch company data reading module enters the power plant database to read the processed output data and write the output data into the group database.
The processing method based on the output data processing system comprises a transmission method and an alarm method. The transmission method comprises the following steps:
1) the method comprises the following steps that a force data acquisition module of a first acquisition server reads force data in a first database and writes the data into three text documents;
2) the forward isolation device synchronizes the three text documents from the first acquisition server to the acquisition server of the power plant at regular time, the file format is unchanged, and the period is 20 s/time;
3) reading the output data by the data reading and writing module and writing the output data into a power plant database;
4) processing the output data by a standard data processing module according to a data standard and then writing the processed output data into a power plant database, wherein the period is 200 s/time;
5) and the branch company data reading module reads the processed data of the power plant database and writes the data into the group database to finish the data acquisition process.
The alarm method comprises a data indifference method, wherein a document writing module is used as a judgment point 1, a power plant database is used as a judgment point 2, data storage periods of the two judgment points are set to be time T (T is less than or equal to 10 minutes), a first piece of information in a text document collected by the document writing module and the power plant database is used as starting time, and current data are stored every other time T. Then, difference comparison is respectively carried out on the data saved each time by the document writing module and the power plant database, and if the data difference is time T, the data are normal; if the time difference of the data written by the document writing module is not T, sending alarm information of abnormal data transmission in the production control large area to a specified user mailbox; and if the data time difference of the power plant database is not T, sending out data transmission abnormal alarm information of the power plant acquisition server to an appointed user mailbox.
Example 2
This example differs from example 1 in that:
the alarm method of example 1 is a data indifference method; the alarm method of the embodiment 2 is a network interrupt method, which sets a decision point and sends a test data packet to the decision point at regular time by using a PING command. The network interruption method is provided with two judgment points, wherein an external network port of the forward isolation device is used as a judgment point 3, and if the port is not smooth, network abnormality alarm information of the forward isolation device equipment is sent to a mailbox of a specified user; and taking a network port of the power plant acquisition server as a judgment point 4, and sending out power plant acquisition server network abnormity alarm information to a mailbox of an appointed user if the port is not smooth.
Example 3
This example differs from examples 1 and 2 in that:
the alarm method of the embodiment 1 is a data non-difference method, and the alarm method of the embodiment 2 is a network interruption method; and the alarm method of embodiment 3 includes a data indifference method and a network interruption method.

Claims (5)

1. A hydroelectric power plant output data processing system, comprising: a production control zone, a management information zone, and a forward direction isolation device, wherein,
the production control area comprises a core system data server and a first acquisition server, the core system data acquisition server is provided with a first database and is used for storing production monitoring system data, wherein output data needing to be uploaded exist, the first acquisition server is provided with an output data acquisition module, a second database and a document reading module, the output data acquisition module is used for reading the output data in the first database and writing the read output data into three text documents, the second database is used for storing the three text documents, and the document reading module is used for reading the three text documents in the second database;
the forward isolation device is arranged between the production control area and the management information area and is used for the unidirectional data transmission from the production control area to the management information area to realize the physical isolation of the network boundary;
the information management large area comprises a power plant acquisition server, the power plant acquisition server is provided with a power plant database, a data reading and writing module, a standard data processing module and a document writing module, the document writing module is used for writing three text documents transmitted through the forward isolation device, the data reading and writing module is used for reading output data in the three text documents and writing the output data into the power plant database, and the standard data processing module is used for optimizing the output data into standard data and then writing the standard data into the power plant database.
2. The hydroelectric power plant output data processing system of claim 1, wherein the management information community further comprises a branch acquisition server and a group acquisition server, wherein the branch acquisition server is provided with a branch data reading module, the group acquisition server is provided with a group database, and the branch data reading module enters the power plant database to read the processed output data and write the processed output data into the group database.
3. The method for processing output data of a hydroelectric power plant output data processing system according to claim 1, comprising a transmission method and an alarm method, wherein the transmission method comprises the steps of:
1) the method comprises the following steps that a force data acquisition module of a first acquisition server reads force data in a first database and writes the data into three text documents;
2) the three text documents are periodically synchronized to a power plant acquisition server from a first acquisition server through a forward isolation device, the file format is unchanged, and the period is 20 s/time;
3) reading the output data by the data reading and writing module and writing the output data into a power plant database;
4) and processing the output data by a standard data processing module according to the data standard and then writing the processed output data into a power plant database, wherein the period is 200 s/time.
4. A method for processing output data according to claim 3, wherein the alarm method includes a data non-difference method, the data non-difference method is a method of setting a decision point and a data storage period T of the decision point, the decision point stores current data every time T with a first piece of information in a text document collected by the decision point as a start time, the time difference of storing data each time of the decision point is time T, data transmission is normal, otherwise, the data transmission is abnormal and an alarm is triggered;
the judging point comprises a document writing module and a power plant database, the document writing module is used for judging the data transmission condition of the control large area, and the power plant database is used for judging the data transmission condition of the power plant acquisition server.
5. An output data processing method according to claim 3 or 4, wherein the alarm method comprises a network interruption method, the network interruption method sets a decision point and utilizes a PING command to periodically send a test data packet to the decision point, the decision point comprises an extranet port of the forward isolation device and a network port of the plant collection server, the extranet port of the forward isolation device is blocked to send out a network abnormity alarm message of the forward isolation device equipment, and the network port of the plant collection server is blocked to send out a network abnormity alarm message of the plant collection server.
CN202010188594.9A 2020-03-17 2020-03-17 Processing system and processing method for output data of hydroelectric power plant Pending CN111427921A (en)

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CN106681249A (en) * 2017-01-10 2017-05-17 南京河海南自水电自动化有限公司 Hydroelectric generating set work state algorithm facing centralized control
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CN110299760A (en) * 2019-05-31 2019-10-01 北京萨达智能技术有限公司 Distribution box monitoring device based on wireless data transmission technology
WO2019233047A1 (en) * 2018-06-07 2019-12-12 国电南瑞科技股份有限公司 Power grid dispatching-based operation and maintenance method
CN110865621A (en) * 2019-11-28 2020-03-06 云南云电同方科技有限公司 Method and system for monitoring a hydropower station

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102361353A (en) * 2011-10-26 2012-02-22 东北电网有限公司 Method for aligning section raw data on basis of double time scale delay evaluation
CN103268099A (en) * 2013-05-06 2013-08-28 国家电网公司 Real-time data collecting method of automatic monitoring system during discharging of pollutant source of coal-fired power plant
CN106655490A (en) * 2016-10-19 2017-05-10 国网浙江省电力公司温州供电公司 A fault recording data fusion system based on multiple substations
CN106681249A (en) * 2017-01-10 2017-05-17 南京河海南自水电自动化有限公司 Hydroelectric generating set work state algorithm facing centralized control
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