CN112186894A - Wind power centralized control system data quality acquisition and calculation method, device and storage medium - Google Patents
Wind power centralized control system data quality acquisition and calculation method, device and storage medium Download PDFInfo
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- CN112186894A CN112186894A CN202010936208.XA CN202010936208A CN112186894A CN 112186894 A CN112186894 A CN 112186894A CN 202010936208 A CN202010936208 A CN 202010936208A CN 112186894 A CN112186894 A CN 112186894A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00028—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment involving the use of Internet protocols
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- 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
- Y04S10/40—Display of information, e.g. of data or controls
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- 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
- Y04S10/52—Outage or fault management, e.g. fault detection or location
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention relates to a wind power centralized control system data quality acquisition and calculation method, a device and a storage medium, which relate to the technical field of electric power and comprise the following steps: collecting original data information of each station; carrying out consistency analysis, evaluation and early warning on the data quality of the original data information to obtain preprocessed data information; transmitting the preprocessed data information of each station to a centralized control center end according to a transmission protocol; carrying out consistency analysis, evaluation and early warning on the data quality of the preprocessed data information to obtain display data information; and displaying display data information for dynamic monitoring and early warning of user data quality. The data information of each link such as the station and the centralized control center end is dynamically and uninterruptedly monitored and quality early-warned, the data quality problem that a large amount of data are collected from the station and transmitted to the centralized control center end is solved, and more accurate and complete data quality can be achieved compared with the traditional data collection and transmission.
Description
Technical Field
The invention relates to the technical field of power grids, in particular to a method, a device and a storage medium for acquiring and calculating data quality of a wind power centralized control system.
Background
With the increasing grid-connected scale of new energy field stations represented by photovoltaic power stations and wind power plants, it is increasingly important to correctly evaluate the influence of the new energy field stations on a power system. However, the quality of data collected by devices such as a fan is reduced due to faults of a fan PLC, an electric meter, network communication, SCADA software and hardware devices, and the available degree of the data quality cannot be evaluated.
At present, the wind power data acquisition and transmission mode is as follows: and the subsystems such as the fan SCADA system, the booster station system and the like are forwarded and uploaded to the previous centralized control system through the field station data acquisition server, the network equipment and the transmission link, and even a multiple information collection system is arranged. The data quality is continuously degraded and cannot be stably improved due to the fact that a large amount of time is spent on regularly checking mass data according to a long period by means of manual checking, the data quality is continuously degraded due to adverse factors such as checking individuals, overlarge workload, frequent upgrading of each equipment system and the like, the data quality is trapped in a dead cycle of checking, improving, degrading and re-checking, evaluation cannot be given to the data quality corresponding to specific time, confidence degrees cannot be given to various conclusions obtained by using the data, and effective enterprise data assets cannot be formed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a wind power centralized control system data quality acquisition and calculation method which has the advantages of more accurate and complete data quality acquisition and transmission.
The above object of the present invention is achieved by the following technical solutions:
a wind power centralized control system data quality acquisition and calculation method comprises the following steps:
collecting original data information of each station;
carrying out consistency analysis, evaluation and early warning on the data quality of the original data information to obtain preprocessed data information; transmitting the preprocessed data information of each station to a centralized control center end according to a transmission protocol; carrying out consistency analysis, evaluation and early warning on the data quality of the preprocessed data information to obtain display data information;
and displaying display data information for dynamic monitoring and early warning of user data quality.
By adopting the technical scheme, the data information of the station and the centralized control center end and other links is dynamically and uninterruptedly monitored and quality early-warning is carried out, the data quality problem that a large amount of data are collected from the station and transmitted to the centralized control center end is solved, and more accurate and complete data quality can be realized compared with the traditional data collection and transmission.
The present invention in a preferred example may be further configured to: the method for acquiring the original data information comprises the following steps:
and adjusting the protocol in the acquisition and calculation method of the original data information according to different transmission protocols.
By adopting the technical scheme, the design of the original data acquisition, transmission and storage structure is used, and the data quality monitoring resources which are independently deployed are saved.
The present invention in a preferred example may be further configured to: the raw data information includes site information, site data type, and site algorithm.
By adopting the technical scheme, the acquisition of the original data information is more accurate and corresponding.
The present invention in a preferred example may be further configured to: the display data information for displaying the dynamic monitoring and early warning of the data quality of the user comprises the following information:
and displaying the display data information according to a preset sorting rule.
By adopting the technical scheme, the data information which is relatively concerned by the client is arranged according to the order according to the requirement of the user, so that the early warning and evaluation effects of the data quality are better.
The second aim of the invention is realized by the following technical scheme:
the utility model provides a be applied to wind-powered electricity generation centralized control system data quality acquisition computing device, includes:
the acquisition module is used for acquiring the original data information of each station;
the processing module is used for carrying out consistency analysis, evaluation and early warning on the data quality of the original data information to obtain preprocessed data information, transmitting the preprocessed data information of each station to the centralized control center end according to a transmission protocol, and carrying out consistency analysis, evaluation and early warning on the data quality of the preprocessed data information to obtain displayed data information;
and the display module is used for displaying display data information for dynamic monitoring and early warning of the data quality of the user.
By adopting the technical scheme, the processing module carries out dynamic uninterrupted monitoring and quality early warning on the data information of each link such as the station and the centralized control center end, the problem of data quality of a large amount of data collected from the station and transmitted to the centralized control center end is solved, and more accurate and complete data quality compared with the traditional data collection and transmission can be realized.
The present invention in a preferred example may be further configured to: and the acquisition module adjusts the protocol in the acquisition and calculation method of the original data information according to different transmission protocols.
By adopting the technical scheme, the design of the original data acquisition, transmission and storage structure is used, and the data quality monitoring resources which are independently deployed are saved.
The present invention in a preferred example may be further configured to: the raw data information includes site information, site data type, and site algorithm.
By adopting the technical scheme, the acquisition of the original data information is more accurate and corresponding.
The present invention in a preferred example may be further configured to: and the display module displays the display data information according to a preset sorting rule.
By adopting the technical scheme, the data information which is relatively concerned by the client is arranged according to the order according to the requirement of the user, so that the early warning and evaluation effects of the data quality are better.
The third object of the invention is realized by the following technical scheme:
a computer-readable storage medium storing a computer program that can be loaded by a processor and executes the above-mentioned method.
In summary, the invention includes at least one of the following beneficial technical effects:
1. the data information of each link such as the station and the centralized control center end is dynamically and uninterruptedly monitored and quality early-warned, the data quality problem that a large amount of data are collected from the station and transmitted to the centralized control center end is solved, and more accurate and complete data quality can be realized compared with the traditional data collection and transmission;
2. the original design of the data acquisition, transmission and storage structure is used, and the data quality monitoring resources which are independently deployed are saved.
Drawings
FIG. 1 is a flow chart of a data quality acquisition and calculation method of a wind power centralized control system according to the invention;
FIG. 2 is a frame diagram of a data quality acquisition and calculation device of the wind power centralized control system.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A wind power centralized control system data quality acquisition and calculation method refers to FIG. 1 and includes the steps: collecting original data information of each station; carrying out consistency analysis, evaluation and early warning on the data quality of the original data information to obtain preprocessed data information, transmitting the preprocessed data information of each station to a centralized control center end according to a transmission protocol, and carrying out consistency analysis, evaluation and early warning on the data quality of the preprocessed data information to obtain displayed data information; and displaying display data information for dynamic monitoring and early warning of user data quality. The data information of each link such as the station and the centralized control center end is dynamically and uninterruptedly monitored and quality early-warned, the data quality problem that a large amount of data are collected from the station and transmitted to the centralized control center end is solved, and more accurate and complete data quality can be achieved compared with the traditional data collection and transmission.
The method for acquiring the original data information comprises the following steps: adjusting a protocol in the acquisition and calculation method of the original data information according to different transmission protocols; the original design of the data acquisition, transmission and storage structure is used, and the data quality monitoring resources which are independently deployed are saved. The original data information comprises station information, station data types and station algorithms, so that the acquisition of the original data information is more accurate and corresponding. The display data information for dynamic monitoring and early warning of the data quality of the user is displayed and comprises the following steps: displaying display data information according to a preset sequencing rule; according to the requirements of the users, the data information which is relatively concerned by the clients is arranged according to the sequence, so that the early warning and evaluation effects of the data quality are better.
According to the method, for the wind power centralized control system, a set of dynamic data quality monitoring, early warning and evaluating mechanisms is established in the process of transmitting and collecting a large amount of complex station data, the data quality of each link can be continuously improved, a large amount of software customization development is not needed, the existing station level network topological structure is not needed to be changed, and on the raw data, a data calculation and evaluation algorithm is deployed to execute a calculation unit, so that the modes of analyzing, evaluating, early warning and feeding back the data quality are completed. In other embodiments, the method can be applied to multi-stage data acquisition and transmission such as field stations, regional centralized control collection, higher-level collection and the like. The data are generally measured, read and collected by a sensor and an anemometer of the wind turbine generator and a connected PLC system.
The utility model provides a be applied to wind-powered electricity generation centralized control system data quality acquisition computing device, refers to fig. 2, includes: the acquisition module is used for acquiring the original data information of each station; the processing module is used for carrying out consistency analysis, evaluation and early warning on the data quality of the original data information to obtain preprocessed data information, transmitting the preprocessed data information of each station to the centralized control center end according to a transmission protocol, and carrying out consistency analysis, evaluation and early warning on the data quality of the preprocessed data information to obtain displayed data information; and the display module is used for displaying display data information for dynamic monitoring and early warning of the data quality of the user. The processing module carries out dynamic uninterrupted monitoring and quality early warning on data information of each link such as a station and a centralized control center end, solves the problem of data quality of a large amount of data collected from the station and transmitted to the centralized control center end, and can realize more accurate and complete data quality compared with the traditional data collection and transmission.
The processing module mainly realizes the monitoring of each vibration measurement point data quality of wind turbine generator system, and the monitoring index includes: monitoring the mean value, namely judging whether the mean value of the vibration data exceeds a threshold value, and if so, judging that the quality of the vibration data is abnormal; monitoring the data length, judging whether the data length is the set data length, and if the data length is lower than or higher than the set data length, judging that the quality of the vibration data is abnormal; peak value monitoring, namely calculating a vibration data peak value, judging whether the peak value exceeds the range of the vibration sensor, and if the peak value exceeds the range, judging that the quality of the vibration data is abnormal; monitoring the difference of the positive data point number and the negative data point number, calculating the difference of the positive data point number and the negative data point number in the vibration data, and if the difference is higher than a threshold value, judging that the quality of the vibration data is abnormal; and monitoring the number of the same data points, calculating the number of the data points with the same value in the vibration data, and if the number of the same data points exceeds a threshold value, judging that the quality of the vibration data is abnormal. When the data quality of a certain measuring point is abnormal, a prompt for the abnormal data quality is given.
The acquisition module adjusts the protocol in the acquisition and calculation method of the original data information according to different transmission protocols; the original design of the data acquisition, transmission and storage structure is used, and the data quality monitoring resources which are independently deployed are saved. The original data information comprises station information, station data types and station algorithms, so that the acquisition of the original data information is more accurate and corresponding. The display module displays and displays the data information according to a preset sorting rule, and arranges the data information concerned by the clients according to the user requirement in sequence, so that the early warning and evaluation effects of the data quality are better.
A computer-readable storage medium storing a computer program that can be loaded by a processor and executes the above-mentioned method.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (9)
1. A wind power centralized control system data quality acquisition and calculation method is characterized by comprising the following steps:
collecting original data information of each station;
carrying out consistency analysis, evaluation and early warning on the data quality of the original data information to obtain preprocessed data information; transmitting the preprocessed data information of each station to a centralized control center end according to a transmission protocol; carrying out consistency analysis, evaluation and early warning on the data quality of the preprocessed data information to obtain display data information;
and displaying display data information for dynamic monitoring and early warning of user data quality.
2. The method of claim 1, wherein the raw data information is collected by a method comprising:
and adjusting the protocol in the acquisition and calculation method of the original data information according to different transmission protocols.
3. The method of claim 1, wherein the raw data information includes site information, site data type, and site algorithm.
4. The method of claim 1, wherein the displaying the display data information for dynamic monitoring and warning of user data quality comprises:
and displaying the display data information according to a preset sorting rule.
5. The utility model provides a be applied to wind-powered electricity generation centralized control system data quality acquisition computing device which characterized in that includes:
the acquisition module is used for acquiring the original data information of each station;
the processing module is used for carrying out consistency analysis, evaluation and early warning on the data quality of the original data information to obtain preprocessed data information, transmitting the preprocessed data information of each station to the centralized control center end according to a transmission protocol, and carrying out consistency analysis, evaluation and early warning on the data quality of the preprocessed data information to obtain displayed data information;
and the display module is used for displaying display data information for dynamic monitoring and early warning of the data quality of the user.
6. The device of claim 5, wherein the collection module adjusts a protocol in the collection calculation method of the raw data information according to different transmission protocols.
7. The apparatus of claim 5, wherein the raw data information comprises station information, station data type, and station algorithm.
8. The apparatus of claim 5, wherein the presentation module presents the display data information according to a preset ordering rule.
9. A computer-readable storage medium, in which a computer program is stored which can be loaded by a processor and which executes the method according to any one of claims 1 to 4.
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| CN202010936208.XA CN112186894A (en) | 2020-09-08 | 2020-09-08 | Wind power centralized control system data quality acquisition and calculation method, device and storage medium |
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| CN108445862A (en) * | 2018-02-06 | 2018-08-24 | 国网江西省电力有限公司电力科学研究院 | A kind of test system and method for new energy power station control performance |
| CN109490676A (en) * | 2018-12-27 | 2019-03-19 | 国电南瑞科技股份有限公司 | New energy unit fm capacity on-line monitoring method and system |
| CN110069251A (en) * | 2019-01-11 | 2019-07-30 | 北京京运通科技股份有限公司 | The quick redevelopment method of software based on wind-powered electricity generation centralized control system |
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2020
- 2020-09-08 CN CN202010936208.XA patent/CN112186894A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104299170A (en) * | 2014-09-29 | 2015-01-21 | 华北电力大学（保定） | Intermittent energy mass data processing method |
| CN108445862A (en) * | 2018-02-06 | 2018-08-24 | 国网江西省电力有限公司电力科学研究院 | A kind of test system and method for new energy power station control performance |
| CN109490676A (en) * | 2018-12-27 | 2019-03-19 | 国电南瑞科技股份有限公司 | New energy unit fm capacity on-line monitoring method and system |
| CN110069251A (en) * | 2019-01-11 | 2019-07-30 | 北京京运通科技股份有限公司 | The quick redevelopment method of software based on wind-powered electricity generation centralized control system |
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Application publication date: 20210105 |