CN107607814A - A kind of electric energy quality monitoring system and its monitoring method of distributed power source access - Google Patents
A kind of electric energy quality monitoring system and its monitoring method of distributed power source access Download PDFInfo
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Abstract
The present invention relates to electric power quality monitoring technical field, more particularly, to the electric energy quality monitoring system and its monitoring method of a kind of access of distributed power source.Monitoring Data information is acquired by data acquisition module, the Monitoring Data information transfer collected is preserved into subdata server by wireless communication module afterwards, subdata server is compressed to what is be collected into, and form file index and file index information is stored in master data server, and called by WEB server for each user terminal.The present invention realizes the quality of power supply grid-connected to distributed power source and is monitored on-line and analyzed, distributed power source can be tackled to be connected to the grid the power quality problem more complicated and changeable brought, and take full advantage of the memory space and network bandwidth of each server, memory space is saved, access efficiency is improved, there is higher reliability and scalability.
Description
Technical field
The present invention relates to electric power quality monitoring technical field, is connect more particularly, to a kind of distributed power source
The electric energy quality monitoring system and its monitoring method entered.
Background technology
To improve energy utilization rate, substantial amounts of distributed power source is accessed in power network, these distributed power sources have random
Property and fluctuation, have impact on the quality of power supply of power supply, the normal operation of power equipment are affected.The quality of power supply is supervised
Examining system can establish the data needed for power network power quality controlling, and basis is provided for the research of power quality harnessed synthetically technology
And foundation.However, current electric energy quality monitoring system function is more single, lack for the grid-connected electric energy matter of distributed power source
On-line monitoring system is measured, and the use relation data of current electric energy quality monitoring system directly stores Monitoring Data, with electricity
The growth of energy monitoring data, this storage mode can not meet the requirement of data storage.In addition, data under power distribution network
The accuracy in source is difficult to ensure that power distribution network has the inaccurate scene in partial data source due to the data quality problem of communication.
The content of the invention
The present invention is to overcome at least one defect described in above-mentioned prior art, there is provided a kind of electricity of distributed power source access
Energy mass monitoring system and its monitoring method, solving traditional electric energy quality monitoring system can not connect suitable for distributed power source very well
The power quality analysis entered, storage space-consuming caused by mass data is big, access speed is slow, poor user experience, electric energy matter
The problems such as measuring data source inaccuracy.
In order to solve the above technical problems, present invention employs following technical scheme：
A kind of electric energy quality monitoring system of distributed power source access, including Data acquisition and storage system, master server system
And client terminal system, master server system are communicated with Data acquisition and storage system and client terminal system and are connected；
Data acquisition and storage system includes the subdata server of communication connection and data acquisition module, data acquisition module enter
The collection of row related data is simultaneously stored data into subdata server；
Master server system includes master data server and WEB server, and master data server is used to store subdata server
IP address and file address information, WEB server realizes master data server, subdata server and client terminal system
Wireless telecommunications between three；
Client terminal system includes data processing module, display module, alarm module and system management module, data processing module
The data received from master server system are handled and are included result on display module, are led to when data are abnormal
Alarm module is crossed to be alarmed；System management module carries out back-stage management to system.
Further, data acquisition module includes quality of power supply acquisition module, distributed power source monitoring modular, the quality of power supply
Controlling device monitoring modular, power quality data, the data message of distributed power source, power quality controlling device are run respectively
Data are acquired.
Further, data acquisition module also includes preliminary data acquisition module, and the preliminary data acquisition module is set to
Portable acquiring module.
As a kind of preferred scheme, Data acquisition and storage system also includes data temporary storage module, bad in wireless signal
When the information that is collected of temporal data acquisition module.
Further, data processing module includes data calibration module, distributed power source application module and statistical estimation mould
Block；
The data received from master server system and original system data are carried out calculating processing by data calibration module, so as to pick
Remove or correct unreasonable data；
Distributed power source application module is to distributed electrical source data information, power quality controlling device operation information, distributed electrical
The data such as the circuit association in source are counted；
Statistical estimation module carries out early warning to different circuits and monthly assessed into marking according to data in database.
Present invention also offers a kind of electric energy quality monitoring method of distributed power source access, based on above-mentioned one kind distribution
The electric energy quality monitoring system of formula plant-grid connection, comprises the following steps：
S1：Data acquisition module carries out the collection of related data and data is arrived into subdata server by being wirelessly transferred storage
In, data are compressed and form file index by the subdata server；
S2：After step S1, file index information is stored in master data server by subdata server by being wirelessly transferred；
S3：Client terminal system submits inquiry content by WEB server to master data server, initiates data inquiry request；
S4：Master data server carries out data extraction, and the file that will correspond to Monitoring Data after data inquiry request is received
Index information returns to WEB server；
S5：WEB server receives and sends file read request to corresponding subdata server after file index information；
S6：Subdata server correspondingly Monitoring Data will return to WEB server after receiving file read request；
S7：After WEB server receives Monitoring Data, by default Monitoring Data in Monitoring Data Data Enter WEB server
Archives template；
S8：After step s 7, client terminal system transfers the Monitoring Data information in WEB server, passes through data processing mould
Block verifies to data, and needs to carry out data statistics assessment, analyzing and processing and real-time display in display mould according to user
On block.
Preferably, in step S1 data from data acquisition module be transferred in subdata server when, first to communication condition
Judged, when communication condition is bad, stop data transfer, data are temporary until communication condition is passed again when recovering
It is defeated.
Further, file index information includes subdata server ip address, file physical address, copy physically
Location, blocks of files ID and data initial address and size information.
Further, Monitoring Data returns to WEB server by transmission control protocol (TCP) connection in step S6, adopts
It is transmitted with the data-pushing mode of duct type.
Specifically, the information in Monitoring Data archives template includes power quality data, the output of distributed power source, installation
Position, producer, model, stipulations, power quality controlling device running status.
Compared with prior art, beneficial effect is：Realize that the quality of power supply grid-connected to distributed power source is monitored on-line
And analysis, distributed power source can be tackled and be connected to the grid the power quality problem more complicated and changeable brought；Realize magnanimity prison
The efficient management of data is surveyed, is stored in after primary monitoring data compression in the subdata server of each monitoring terminal, only in master
A small amount of characteristic is stored in data server, and data resource is managed collectively, takes full advantage of depositing for each server
Space and network bandwidth are stored up, memory space has been saved, has improved access efficiency, there is higher reliability and scalability；It is real
Show the calibration of data source, ensure that the accuracy of data, be provided with data temporary storage module in monitoring terminal, in communication condition not
When good, data are kept in；Meanwhile there is provided data calibration module, calibration correction is carried out to gathered data.
Brief description of the drawings
Fig. 1 is the schematic diagram of the embodiment of electric energy quality monitoring system one that distributed power source accesses in the present invention.
Fig. 2 is the flow chart of the embodiment of electric energy quality monitoring method one that distributed power source accesses in the present invention.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings, accompanying drawing being given for example only property explanation, it is impossible to be interpreted as pair
The limitation of this patent.
As shown in figure 1, a kind of electric energy quality monitoring system of distributed power source access, including Data acquisition and storage system
System, master server system and client terminal system, master server system and Data acquisition and storage system and client terminal system
Communication connection；
Data acquisition and storage system includes the subdata server of communication connection and data acquisition module, data acquisition module enter
The collection of row related data is simultaneously stored data into subdata server；
Master server system includes master data server and WEB server, and master data server is used to store subdata server
IP address and file address information, WEB server realizes master data server, subdata server and client terminal system
Wireless telecommunications between three；
Client terminal system includes data processing module, display module, alarm module and system management module, data processing module
The data received from master server system are handled and are included result on display module, are led to when data are abnormal
Alarm module is crossed to be alarmed；System management module carries out back-stage management to system.
First, shape is run to the quality of power supply, distributed power source output, power quality controlling device by data acquisition module
The Monitoring Data information such as state is acquired, based on wireless GPRS platform, by wireless communication module, the Monitoring Data that will be collected
Information transfer is preserved into subdata server.Subdata server is compressed to what is be collected into, and forms file rope
Draw.By subdata server ip address, file physical address, copy physical address, blocks of files ID and data initial address
It is stored in master data server with information such as sizes, and is called by WEB server for each user terminal.Client terminal system
It is read out by the Monitoring Data in the index information subdata server in master server system, analyzes and manage.
Further, data acquisition module includes quality of power supply acquisition module, distributed power source monitoring modular, the quality of power supply
Controlling device monitoring modular, power quality data, the data message of distributed power source, power quality controlling device are run respectively
Data are acquired, in addition, also including Portable acquiring module, as preliminary data acquisition module.
Further, Data acquisition and storage system also includes data temporary storage module, and number is kept in when wireless signal is bad
The information collected according to acquisition module.
Further, data processing module includes data calibration module, distributed power source application module and statistical estimation mould
Block；
The data received from master server system and original system data are carried out calculating processing by data calibration module, so as to pick
Remove or correct unreasonable data；
Distributed power source application module is to distributed electrical source data information, power quality controlling device operation information, distributed electrical
The data such as the circuit association in source are counted；
Statistical estimation module carries out early warning to different circuits and monthly assessed into marking according to data in database.
Present invention also offers a kind of electric energy quality monitoring method of distributed power source access, based on above-mentioned one kind distribution
The electric energy quality monitoring system of formula plant-grid connection, comprises the following steps：
S1：Data acquisition module runs number to power quality data, the data message of distributed power source, power quality controlling device
According to being acquired and storing data into subdata server, the data collected are compressed by the subdata server
And form file index；
S2：After step S1, file index information is stored in master data server by subdata server by being wirelessly transferred,
Wherein file index information include subdata server ip address, file physical address, copy physical address, blocks of files ID with
And data initial address and size；
S3：Client terminal system submits inquiry content by WEB server to master data server, initiates data inquiry request,
Wherein comprising monitoring point ID, pointer type ID and query time span that need to be inquired about etc.；
S4：Master data server carries out data extraction, and the file that will correspond to Monitoring Data after data inquiry request is received
Index information returns to WEB server；
S5：WEB server receives and sends file read request to corresponding subdata server after file index information；
S6：Subdata server correspondingly Monitoring Data will return to WEB server after receiving file read request；
S7：After WEB server receives Monitoring Data, by default Monitoring Data in Monitoring Data Data Enter WEB server
Archives template；
S8：After step s 7, client terminal system transfers the Monitoring Data information in WEB server, passes through data processing mould
Block verifies to data, and needs to carry out data statistics assessment, analyzing and processing and real-time display in display mould according to user
On block.
Further, in step S1 data from data acquisition module be transferred in subdata server when, first to communicate bar
Part is judged, when communication condition is bad, stops data transfer, and data are temporary until communication condition is carried out again when recovering
Transmission.
Further, Monitoring Data returns to WEB server by transmission control protocol (TCP) connection in step S6, adopts
It is transmitted with the data-pushing mode of duct type.
Further, the information in Monitoring Data archives template includes power quality data, output, the peace of distributed power source
Holding position, producer, model, stipulations, power quality controlling device running status.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair
The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.It is all this
All any modification, equivalent and improvement made within the spirit and principle of invention etc., should be included in the claims in the present invention
Protection domain within.
Claims (10)
- A kind of 1. electric energy quality monitoring system of distributed power source access, it is characterised in that：Including Data acquisition and storage system, Master server system and client terminal system, the master server system and Data acquisition and storage system and client terminal system Communication connection；The Data acquisition and storage system includes the subdata server and data acquisition module of communication connection, and the data are adopted Collection module carries out the collection of related data and stored data into the subdata server；The master server system includes master data server and WEB server, and the master data server is used to store subnumber According to the IP address and file address information of server, the WEB server realizes master data server, subdata server and use Wireless telecommunications between the terminal system three of family；The client terminal system includes data processing module, display module, alarm module and system management module, the data Processing module the data received from master server system are handled and by result include on display module, when data not Alarmed when normal by alarm module；The system management module carries out back-stage management to system.
- A kind of 2. electric energy quality monitoring system of distributed power source access according to claim 1, it is characterised in that：It is described Data acquisition module includes quality of power supply acquisition module, distributed power source monitoring modular, power quality controlling device monitoring modular, Power quality data, the data message of distributed power source, power quality controlling device service data are acquired respectively.
- A kind of 3. electric energy quality monitoring system of distributed power source access according to claim 2, it is characterised in that：It is described Data acquisition module also includes preliminary data acquisition module, and the preliminary data acquisition module is set to Portable acquiring module.
- A kind of 4. electric energy quality monitoring system of distributed power source access according to claim 1, it is characterised in that：It is described Data acquisition and storage system also includes data temporary storage module, and when wireless signal is bad, temporal data acquisition module is collected Information.
- A kind of 5. electric energy quality monitoring system of distributed power source access according to claim 1, it is characterised in that：It is described Data processing module includes data calibration module, distributed power source application module and statistical estimation module；The data received from master server system and original system data are carried out calculating processing by the data calibration module, from And reject or correct unreasonable data；The distributed power source application module is to distributed electrical source data information, power quality controlling device operation information, distribution The data such as the circuit association of formula power supply are counted；The statistical estimation module carries out early warning to different circuits and monthly assessed into marking according to data in database.
- A kind of a kind of 6. electric energy quality monitoring method of distributed power source access based on claim 1, it is characterised in that：Including Following steps：S1：Data acquisition module carries out the collection of related data and data is arrived into subdata server by being wirelessly transferred storage In, data are compressed and form file index by the subdata server；S2：After step S1, file index information is stored in master data server by subdata server by being wirelessly transferred；S3：Client terminal system submits inquiry content by WEB server to master data server, initiates data inquiry request；S4：Master data server carries out data extraction, and the file that will correspond to Monitoring Data after data inquiry request is received Index information returns to WEB server；S5：WEB server receives and sends file read request to corresponding subdata server after file index information；S6：Subdata server correspondingly Monitoring Data will return to WEB server after receiving file read request；S7：After WEB server receives Monitoring Data, by default Monitoring Data in Monitoring Data Data Enter WEB server Archives template；S8：After step s 7, client terminal system transfers the Monitoring Data information in WEB server, passes through data processing mould Block verifies to data, and needs to carry out data statistics assessment, analyzing and processing and real-time display in display mould according to user On block.
- A kind of 7. electric energy quality monitoring method of distributed power source access according to claim 6, it is characterised in that：It is described In step S1 data from data acquisition module be transferred in subdata server when, first communication condition is judged, works as communication When condition is bad, stop data transfer, data are temporary until communication condition is transmitted again when recovering.
- A kind of 8. electric energy quality monitoring method of distributed power source access according to claim 6, it is characterised in that：It is described File index information includes subdata server ip address, file physical address, copy physical address, blocks of files ID and number According to initial address and size information.
- A kind of 9. electric energy quality monitoring method of distributed power source access according to claim 6 or 7, it is characterised in that： Monitoring Data returns to WEB server and connected by transmission control protocol (TCP) in step S6, is pushed away using the data of duct type Mode is sent to be transmitted.
- A kind of 10. electric energy quality monitoring method of distributed power source access according to claim 6 or 7, it is characterised in that： Information in the Monitoring Data archives template includes power quality data, distributed power source output, installation site, producer, type Number, stipulations, power quality controlling device running status.
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| CN108169604A (en) * | 2018-01-30 | 2018-06-15 | 上海君世电气科技有限公司 | Distributed generation resource electricity generation grid-connecting safety monitoring method and monitoring system |
| CN110535892A (en) * | 2018-05-24 | 2019-12-03 | 株洲中车时代电气股份有限公司 | Rail transportation vehicle-mounted data high speed dump system, method and state monitoring method |
| CN112000672A (en) * | 2020-08-25 | 2020-11-27 | 杭州电力设备制造有限公司 | Distributed power supply electric energy quality monitoring system |
| CN112051967A (en) * | 2020-07-31 | 2020-12-08 | 许继集团有限公司 | Method for optimizing service life of disk and data storage safety |
| CN112751411A (en) * | 2019-10-29 | 2021-05-04 | 南京沃旭电力科技有限公司 | Visual power consumer electricity utilization evaluation platform based on big data fitting technology |
| CN116581875A (en) * | 2023-04-24 | 2023-08-11 | 中广核新能源(定远)有限公司 | Distributed power supply power quality monitoring method and device |
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