CN102998562B - Power quality monitoring system based on International Electrotechnical Commission (IEC) 61850 communication protocol - Google Patents

Power quality monitoring system based on International Electrotechnical Commission (IEC) 61850 communication protocol Download PDF

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Publication number
CN102998562B
CN102998562B CN 201210486665 CN201210486665A CN102998562B CN 102998562 B CN102998562 B CN 102998562B CN 201210486665 CN201210486665 CN 201210486665 CN 201210486665 A CN201210486665 A CN 201210486665A CN 102998562 B CN102998562 B CN 102998562B
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China
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quality monitoring
data
power quality
module
electric energy
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CN 201210486665
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Chinese (zh)
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CN102998562A (en
Inventor
郭雅娟
邓洁清
李斌
陈锦铭
刘玉林
袁晓冬
王巍
Original Assignee
江苏省电力公司电力科学研究院
江苏省电力公司检修分公司
南京灿能电气自动化有限公司
江苏省电力公司
国家电网公司
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Priority to CN 201210486665 priority Critical patent/CN102998562B/en
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Abstract

The invention provides a power quality monitoring system based on the International Electrotechnical Commission (IEC) 61850 communication protocol. The system comprises a web module, a communication module and a verifying module. The web module is used for transmitting request command to the communication module, timely obtaining data tasks and receiving and displaying power quality data from the communication module in graph and chart modes. Based on the IEC 61850 communication protocol, the communication module is used for being connected with a power quality monitoring device, transmitting statistic data and real time data which are required by the power quality monitoring system and configuring configuration information of the power quality monitoring device. The verifying module is used for detecting and configuring the power quality monitoring device. Power quality monitoring devices of different manufacturers can be brought into the power quality monitoring system to achieve device diversity and improve adaptability of the power quality monitoring system. The communication module based on the IEC 61850 communication protocol resolves the problem of data transmission of a real time channel and can further transmit power quality data interchange format (PQDIF) files of statistic data to achieve comprehensive control of mass data.

Description

Electric energy quality monitoring system based on IEC61850 communication protocol

Technical field

The invention belongs to the electric energy quality monitoring field, specifically relate to a kind of electric energy quality monitoring system based on IEC61850 communication protocol.

Background technology

Electric energy quality monitoring is the important step of improving electrical network quality of power supply level.Along with deeply development such as modern network technology, Fibre Optical Communication Technology and standardization agreement, and can be data acquisition, long-distance transmissions and shared, the timely technical support that provides ripe of analyzing, the electric energy quality monitoring system of networking begins to become the main flow mode of electric energy quality monitoring.A collection of quality of power supply on-line monitoring management platform with unified monitoring is at home and abroad set up, and carries out data and collects and statistical study, and generally adopt the FTP mode to transmit the communication problem that the PQDIF data format file solves electric energy quality monitoring system.

Realize the electric energy quality monitoring system of power quality data storage and transmission with the PQDIF data layout, optimized electric energy management, and can realize comprehensive control of mass data, but there is bigger time delay the aspect to only depend on the FTP mode to transmit that the PQDIF file is handled, analyzed and represent in data etc., only can quasi real time handle, analyze power quality data, bring certain time-delay can for the improvement of the electrical network quality of power supply.Therefore, improve power supply quality and know that fastly relevant electrical network quality of power supply information is imperative in real time with the requirement that improves power supply reliability is feasible.

IEC61850 is that a cover is about the international standard of electric substation automation system structure and data, its objective is between the intelligent electronic device (IED) that makes different vendor and realize interoperability and information sharing by a kind of standard agreement that the manufacturing message specification (MMS) of its compatibility can provide network to waiting for real-time communication service.Therefore, the research framework has great importance based on the electric energy quality monitoring system that possesses real-time monitoring capability of IEC61850 communication protocol.Yet up to the present, in quality of power supply system architecture field, the IEC61850 communication standard only realizes in a certain generic module, and from the multi-platform multilingual electric energy quality monitoring system angle data transmission problems of unresolved real-time channel still.

Summary of the invention

For remedying the deficiency of existing electric energy quality monitoring system, the objective of the invention is to build a cover based on the electric energy quality monitoring system of IEC61850 communication protocol, this system integration power quality data transmission, the verification of IEC61850 power quality monitoring device, power quality data analysis are showed in one, the advantage of the electric energy quality monitoring system that performance is set up at the IEC61850 international standard has both IEC61850 in the real-time characteristic of data transmission and the compatibility feature between the distinct device manufacturer.

In order to achieve the above object, technical scheme of the present invention is as follows:

A kind of electric energy quality monitoring system based on IEC61850 communication protocol, comprise web module, communication module and verification module, wherein said web module is used for issuing the page request order and the task of regularly fetching data, reception and show power quality data from communication module in modes such as graphical diagrams to described communication module; Described communication module is based on IEC61850 communication protocol, is used for connecting the configuration information of the required statistics of power quality monitoring device, electric energy transmitting mass monitoring system and real time data, configuration power quality monitoring device; Described verification module for detection of and dispose power quality monitoring device.

Preferably, described web module comprises display platform and webservice interface, and described display platform shows the tabulation of power quality monitoring device, and receives the displaying index request about power quality monitoring device that the user selects; Described webservice interface is used for issuing the task of regularly fetching data to described communication module, and the power quality data of obtaining with predetermined form displaying.

Further preferably, the tabulation of described power quality monitoring device is districts and cities' information, transformer station's information and the apparatus number under the power quality monitoring device that shows with the form of organization structure tree.

Further preferably, described webservice interface is executed the task and the transmission of data by SOAP, and carries out the description of data with the XML form, carries out the description of docking port with WSDL.

Preferably, described statistics and configuration information adopt PQDIF file data form to be transmitted by described communication module, and described real time data is transmitted with the report form of stipulating in the IEC61850 international standard.

Preferably, described communication module configuration real-time channel comprises configuration transformer station title, Equipment Serial Number, electric pressure, line name, minimum capacity of short circuit, User Agreement capacity, power-supply unit capacity, real-time channel sign.

Preferably, described verification module comprises ICD file verification module, engineering configuration module and report verification module.

Further preferably, described ICD file verification module be used for reading logical device and under logical device check logic intranodal data object and data attribute whether meet the requirements; The data set that editing equipment is uploaded; Editor's report controll block and editor's log control block.

Further preferably, the engineering parameter in the described logical device of described engineering configuration module editor and the template file in the described ICD file verification module.

Further preferably, described report data verification module is used for the IEC61850 communication function of debugging and verification power quality monitoring device, and shows the report data of power quality monitoring device with the form of client end interface.

The invention has the beneficial effects as follows: can bring different manufacturers' power quality monitoring device into electric energy quality monitoring system according to the testing result of verification module, realize the diversity of equipment and the adaptability of raising electric energy quality monitoring system.Not only solved the data transmission problems of real-time channel based on the communication module of IEC61850 communication protocol, PQDIF data format file that can also the transmission statistic data, inherited the advantage that adopts the FTP mode to transmit the PQDIF file, namely to the comprehensive control of mass data.The present invention can realize the unification on the data layout, avoids waste on the resource and the decline on the software performance; And the present invention can be the research power quality problem and optimizes relevant control parameter, and reliable platform support is provided, thus the development of promotion electric energy quality monitoring system.

Description of drawings

The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.

Fig. 1 is based on the electric energy quality monitoring system structural representation of IEC61850 communication protocol in the embodiment of the invention.

Fig. 2 is the program flow diagram of report check part in the embodiment of the invention.

Fig. 3 is electric energy quality monitoring system framework and the schematic diagram data based on IEC61850 communication protocol of the embodiment of the invention.

Embodiment

In order to make those skilled in the art person understand technical scheme of the present invention better, and above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with embodiment and embodiment accompanying drawing.

See also Fig. 1, there is shown the one-piece construction figure of the electric energy quality monitoring system based on IEC61850 communication protocol of the present invention, be divided on this entire system structure: the verification module 3 of service-oriented web module 1, the communication module 2 based on IEC61850 communication protocol, detection and configuration power quality monitoring device, the three ensures IEC61850 communication protocol real-time transmission data electric energy quality monitoring system from verification, debugging to operating in different time sections respectively.

Wherein, described service-oriented web module 1 comprises display platform 10 and webservice interface 11 two parts, finishes to communication module 2 and issues the page request order and the task of regularly fetching data, reception and show power quality data from communication module in modes such as graphical diagrams.Wherein, described display platform represents the tabulation of power quality monitoring device with the form of organization structure tree, comprise districts and cities' information, transformer station's information and apparatus number etc. under each power quality monitoring device, and accept the voltage about power quality monitoring device, electric current, flickering and power etc. that the user selects at menu bar and show the index request.The user has selected a certain power quality monitoring device from organization structure tree after, display platform triggers 3 seconds timed tasks, the webservice interface issues the task of regularly fetching data to communication module, the displaying index of selecting according to the user shows power quality data with forms such as curve, panel boards then.Described webservice interface has seamlessly connected display platform and communication module, carries out data description with the XML form, executes the task and data transmission with SOAP, and carries out the description of docking port with WSDL.

Described communication module 2 based on IEC61850 communication protocol has three functions, namely connect the real-time channel of the required statistics of power quality monitoring device, electric energy transmitting mass monitoring system and real time data, configuration power quality monitoring device, comprise configuration informations such as transformer station's title, Equipment Serial Number, electric pressure, line name, minimum capacity of short circuit, User Agreement capacity, power-supply unit capacity, real-time channel sign.Wherein, the server 20 of communication module 2 and each power quality monitoring device are carried out the communication under IEC61850 communications protocol, described statistics and configuration information adopt PQDIF file data form to be transferred to electric energy quality monitoring system, and being stored to the power quality data storehouse 21 of communication module 2, described real time data adopts the webservice interface mode directly to be transferred to electric energy quality monitoring system with the report form of stipulating in the IEC61850 international standard.

Wherein, the verification module 3 of described detection and configuration power quality monitoring device comprises ICD file verification module 30, engineering configuration module 31 and report verification module 32 etc., detects power quality monitoring devices from three angles such as the editor of the ICD inspection of document and editor, ICD file template and report data verifications respectively and whether possesses the IEC61850 communication function.Wherein, ICD file verification module 30 and engineering configuration module 31 are that special intelligent electronic equipment of transformer substation configuration language (SCL) at IEC 61850-6 carries out visual edit and intelligent electronic device capability check.Power quality monitoring device after verification is passed through is again by report verification module 32 its IEC61850 communication capacities of test.Described three big modules specifically are described below:

Described ICD file verification module 30 comprises four functions, and its function one is for reading logical device, and whether check logic intranodal data object and data attribute meet the requirements under logical device.Whether this function divides two aspects to express the ICD file to meet the requirements, and first aspect is intuitively explained from the angle at interface, if undesirablely be shown as blank at the interface; Whether second aspect then provides the summing-up conclusion from three angles such as XML grammer, SCL grammer and ICD file contents, namely by verification.The data set (DataSet) of its function two for sending on the editing equipment, the i.e. needed noisy data of electric energy quality monitoring system, measurement data and harmonic data.The editing operation that this function can be added, delete and revise data set tabulation, wherein the tabulation to be selected in the data set (DataSet) comes from the described data object of ICD file and the data attribute under the logic node, also the editing operation that can add, delete and revise the data in the individual data collection.Its function three is editor's report controll block.The data that report controll block comprises when deciding equipment to upload report according to established data collection (DataSet) in the described function two, i.e. data object and data attribute.Its function four is editor's log control block.Log control block is carried out the file record according to the data set that is stored in the equipment, and its details is consistent with report controll block.Log control block is log control block for being stored in local device with the difference of report controll block, and report controll block is then for uploading to the report of display platform.

Carry out ICD file template editor's the interior engineering parameter of engineering configuration module 31 editorial logic equipment, put into operation the date etc. as electric company's title, county's Business Name, electric substation's title, monitoring point, and edit template file in the described ICD file verification module 30, i.e. editing key node and node instance title.

Described report verification module 32 functions are IEC61850 communication functions of debugging and verification power quality monitoring device, and show the report data of power quality monitoring device with the form of client end interface.Described report data verification module sends the connection device request, and execution association service in equipment, described report data verification module sends the information that reads logical device/node then, and equipment sends the request of reading report data after receiving request again.Described report data verification module receives report data and namely shows with the client end interface form, uses as engineering staff's debugging and verification.Its workflow sees also shown in Figure 2, and at first, report check part 32 is called communication module and connected power quality monitoring device, namely utilizes association service to send related request to equipment; Secondly, report check part 32 logic node model of fetch equipment again after the response association of the equipment of receiving, reading of this model is to use in order to resolve report; At last, report check part 32 trigger equipments are uploaded report, and resolve the data report that shows from equipment according to the logic node model.

In conjunction with shown in Figure 3, the power quality monitoring device that possesses the IEC61850 communication capacity is inserting the real-time channel that need dispose this equipment before the electric energy quality monitoring system of the present invention in system, namely generates the PQDIF data format file that contains configuration informations such as transformer station's title, Equipment Serial Number, electric pressure, line name, minimum capacity of short circuit, User Agreement capacity, power-supply unit capacity, real-time channel sign.The PQDIF data format file is gone into power quality data storehouse 21 via analysis program, can inquire corresponding power quality monitoring device in the organization structure tree in display platform 10 then.The user selects a certain power quality monitoring device from organization structure tree after, display platform triggers 3 seconds timed tasks, issue the task of regularly fetching data by webservice interface 11 to communication module 2, show the electric energy quality monitoring report data of being uploaded by power quality monitoring device then.

In sum, the present invention conceives at electric energy quality monitoring system with about the basis of the IEC61850 international standard of electric substation automation system structure and data communication development, and then exploitation quality of power supply real-time channel software platform.Design by this method, can understand the quality of voltage and current to power quality monitoring device in each traction substation in real time, relevant control measures is in time analyzed and proposed to power quality problem, thereby the improvement of the power quality problem that certain type load is caused for Utilities Electric Co. provides the reference frame of science.

The above only is the specific embodiment of the present invention, and the present invention can also be applied in the miscellaneous equipment; Size and quantity in more than describing all only are informative, and those skilled in the art can select suitable application size according to actual needs, and do not depart from the scope of the present invention.Protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses, and the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain that claim was defined.

Claims (6)

1. electric energy quality monitoring system based on IEC61850 communication protocol, it is characterized in that, comprise web module, communication module and verification module, wherein said web module is used for issuing the page request order and the task of regularly fetching data, reception and show power quality data from communication module in modes such as graphical diagrams to described communication module; Described communication module is based on IEC61850 communication protocol, the configuration information that be used for to connect the required statistics of power quality monitoring device, electric energy transmitting mass monitoring system and real time data, configuration power quality monitoring device, wherein the server of communication module and each power quality monitoring device are carried out the communication under the IEC61850 communications protocol, described statistics and configuration information are transferred to electric energy quality monitoring system, and being stored to the power quality data storehouse of communication module, described real time data directly is transferred to electric energy quality monitoring system; Described verification module for detection of and dispose power quality monitoring device, comprise ICD file verification module, engineering configuration module and report verification module; Described ICD file verification module is used for reading logical device and check logic intranodal data object and whether data attribute meets the requirements, editing equipment is uploaded data set, editor's report controll block and editor's log control block under logical device; Engineering parameter in the described logical device of described engineering configuration module editor and the template file in the described ICD file verification module; Described report data verification module is used for the IEC61850 communication function of debugging and verification power quality monitoring device and shows the report data of power quality monitoring device with the form of client end interface.
2. electric energy quality monitoring system according to claim 1, it is characterized in that, described web module comprises display platform and webservice interface, described display platform shows the tabulation of power quality monitoring device, and receives the displaying index request about power quality monitoring device that the user selects; Described webservice interface is used for issuing the task of regularly fetching data to described communication module, and the power quality data of obtaining with predetermined form displaying.
3. electric energy quality monitoring system according to claim 2 is characterized in that, the tabulation of described power quality monitoring device is districts and cities' information, transformer station's information and the apparatus number under the power quality monitoring device that shows with the form of organization structure tree.
4. electric energy quality monitoring system according to claim 2 is characterized in that, described webservice interface is executed the task and the transmission of data by SOAP, and carries out the description of data with the XML form, carries out the description of docking port with WSDL.
5. electric energy quality monitoring system according to claim 1, it is characterized in that, described statistics and configuration information adopt PQDIF file data form to be transmitted by described communication module, and described real time data is transmitted with the report form of stipulating in the IEC61850 international standard.
6. electric energy quality monitoring system according to claim 1, it is characterized in that described communication module configuration real-time channel comprises configuration transformer station title, Equipment Serial Number, electric pressure, line name, minimum capacity of short circuit, User Agreement capacity, power-supply unit capacity, real-time channel sign.
CN 201210486665 2012-11-26 2012-11-26 Power quality monitoring system based on International Electrotechnical Commission (IEC) 61850 communication protocol CN102998562B (en)

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