CN103529377B - The Auto-Test System of intelligent transformer substation digital protection device and method - Google Patents
The Auto-Test System of intelligent transformer substation digital protection device and method Download PDFInfo
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Abstract
The invention provides a kind of Auto-Test System and method of intelligent transformer substation digital protection device, this system comprises connected digital protecting tester and measured number protective device, it is characterized in that: described system also comprises switch and test machine; Described digital protecting tester and described measured number protective device pass through Fiber connection; Described test machine connects described switch by netting twine, and described switch connects described digital protecting tester and described measured number protective device respectively by netting twine.System and method of the present invention solves technology and mode in digital protection device checkout procedure and too relies on profile, test job inefficiency, the skimble-scamble problem of test data form, reaches the object reducing personnel requirement, simplify the course of work and authority data form.
Description
Technical field
The present invention relates to a kind of method of relay protection of power system field tests, specifically relate to a kind of Auto-Test System and method of intelligent transformer substation digital protection device.
Background technology
China's intelligent substation development rapidly, but the pattern that traditional protection debugs but also is rested on to the detection of digital protection and debugging, tester uses digital protecting tester, according to the fault verification parameter of simulation, the action situation of monitoring and protecting device, whether checking defencive function and definite value set correct, logging test results; Or output voltage electric current, checks whether protective device sampling is qualified.After having tested, manually fill in examining report.Therefore, digital protection method of testing does not form standardization, and test process can not realize automatic test, automatically can not form the test report of standard format.These cause the test period of intelligent substation protective device long.Existing digital protection debugging software, can not carry out communication with protective device, realizes the reading of definite value and amendment, the reading of pressing plate and amendment, the reading of protection value, the function such as parsing, straighforward operation of protection event report.Each tester producer testing and control software is different, control interface disunity, is difficult to compatible each producer tester in system.
Therefore, need to provide a kind of for the regulation and standardization of measured number protective device and the self-verifying method of high efficiency, reach the object reducing personnel requirement, simplify the course of work and authority data form.
Summary of the invention
For overcoming above-mentioned the deficiencies in the prior art; the invention provides a kind of Auto-Test System and method of intelligent transformer substation digital protection device, this system overcomes technology and mode in process of testing to digital protection device and too relies on profile, test job inefficiency, the skimble-scamble problem of test data form.Meanwhile, provide the self-verifying method of a kind of regulation and standardization of putting for measured number protection and high efficiency, reach the object reducing personnel requirement, simplify the course of work and authority data form.
Realizing the technical scheme that above-mentioned purpose adopts is:
An Auto-Test System for intelligent transformer substation digital protection device, described system comprises connected digital protecting tester and measured number protective device, and its improvements are: described system comprises the switch and test machine that are connected by netting twine; Described digital protecting tester and described measured number protective device pass through Fiber connection; Described switch connects described digital protecting tester and described measured number protective device respectively by netting twine.
Further, described test machine comprises tester interface layer, automatically test layer and testing scheme development layer;
Described tester interface layer comprises tester and controls interface module;
Described automatic test layer comprise test control center module and respectively with MMS communication module and the reporting modules of test control center module communication;
Described testing scheme development layer comprises the test subtemplate storehouse of respectively connecting test solution development module, device data model and testing scheme data-interface storehouse, and described testing scheme development module exports testing scheme.
Further, described testing scheme development module creates subtemplate and sets up data-interface definition, requires the test event of editor's subtemplate according to the functional test of digital protection device, forms test subtemplate storehouse;
Described MMS communication module receives the protection information data of described digital protection device, carries out data processing, according to the data generating apparatus data pattern file after process;
Described testing scheme development module generates testing scheme automatically according to described device data model, described test subtemplate storehouse and described testing scheme data-interface storehouse;
Described test control center module carries out the test of test event according to described test incidence of criminal offenses, and test result is sent to reporting modules, forms test report and stores.
Further, described test event comprises electric parameters project, desk checking project, communication command project, systematic parameter typing project and classification of the items catalogue.
Further, in test process, described MMS communication module, by MMS specification and digital protection device communication, reads digital protection device test volume data, protection act information data, sends to test control center module, form the result data filling in report.
Further, described testing scheme comprises test template file and report template file;
Described test template file, based on XML language, records device data model, testing process, the test event of measured number protective device.
Described report template file is Word document, and supplemental characteristic, result data in test template are also write the position in Word document by description standard reporting format automatically.
Further; described automatic generation testing scheme comprises: from described measured number protective device equipment data model; analyze the data of described device data model; the subtemplate with described data set data match is obtained from described test subtemplate storehouse; reportedly pass subtemplate by described number of data sets, generate test template file and report template file.
An automatic test approach for intelligent transformer substation digital protection device, its improvements are: said method comprising the steps of:
I, testing scheme development module editor's subtemplate set up data-interface definition, require the test event of editor's subtemplate according to the functional test of digital protection device;
II, testing scheme development module are according to subtemplate, testing scheme data-interface and device data model generation testing scheme;
III, test control center module are tested according to testing scheme, complete the test event in testing scheme successively, fill in and report and export.
Further, described testing scheme comprises test template and report template;
Described test template comprises the device data model of measured number protective device, testing process and test event;
Described test event comprises electric parameters project, desk checking project, communication command project, systematic parameter typing project and classification of the items catalogue.
Compared with prior art, the present invention has following beneficial effect:
(1) method of the present invention has complete testing scheme development module, testing scheme development module can be used according to the testing requirement of digital protection device, editing device testing scheme, test control center module opens testing scheme, testing process according to test template definition is tested, and fills in report, according to communication command project in test template in test process according to report template, carry out communication by MMS communication module and measured number protective device, realize closed loop automatic testing; Test completes, and automatically forms the test report of standard format; Achieve the automatic gauging of regulation and standardization and high efficiency.
(2) method establishment tester of the present invention controls interface module specification, test function standard data interface specification, test control center module controls according to above-mentioned two specifications the functional test that tester realizes numerical protection, tester controls above-mentioned two specifications of software simulating just can access test control center module, realizes automatically testing; System of the present invention can compatible various tester.
(3) method establishment of the present invention testing scheme data interface standard specification, measured number protective device testing scheme specification, realizes the automatic gauging of regulation and standardization and high efficiency.
(4) method of the present invention solves technology and mode in process of testing to digital protection device and too relies on the problems such as profile, test job inefficiency, test data form disunity; provide the self-verifying method of a kind of regulation and standardization of putting for measured number protection and high efficiency, reach the object reducing personnel requirement, simplify the course of work and authority data form.
(5) The inventive process provides test subtemplate technology; by abstract for test function identical for method of testing be subtemplate; set up the test template of digital protection device by instantiation (associating with the device parameter data set, value data collection, pressing plate data set etc. of concrete numerical protection reality), substantially increase the efficiency setting up digital protection device test template and report template.
(6) testing scheme of the present invention is write according to numerical protection inspection procedure; test control center module is tested in strict accordance with device to test scheme; record test process and test result; the lacuna brought due to human factor when stopping to test, the situation of leaking item, reduce device owing to testing the potential security risk do not brought comprehensively.
(7) the test record file of test control center module generation of the present invention; record the test details (number of times of test duration, test, testing parameter data and result data) of each project; each data has unique sign, for the repair based on condition of component of digital protection device provides Data support.
Accompanying drawing explanation
Fig. 1 is intelligent transformer substation digital protection device Auto-Test System hardware closed-loop figure;
Fig. 2 is intelligent transformer substation digital protection device ATS software structural framing figure.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
One, system connects
As shown in Figure 1, Fig. 1 is intelligent transformer substation digital protection device Auto-Test System hardware closed-loop figure; Intelligent transformer substation digital protection device Auto-Test System of the present invention comprises switch, digital protecting tester, measured number protective device and test machine; Digital protecting tester and measured number protective device pass through Fiber connection; Test machine connects switch by netting twine, and switch connects digital protecting tester and measured number protective device respectively by netting twine.
As shown in Figure 2, Fig. 2 is intelligent transformer substation digital protection device ATS software structural framing figure; Test machine comprises tester interface layer, automatically test layer and testing scheme development layer.Described tester interface layer comprises tester and controls interface module; Described automatic test layer comprise test control center module and respectively with MMS communication module and the reporting modules of test control center module communication; Described testing scheme development layer comprises the test subtemplate storehouse of respectively connecting test solution development module, device data model and testing scheme data-interface storehouse, and described testing scheme development module exports testing scheme.Testing scheme development module is the secondary developing platform of measured number protective device testing scheme and test subtemplate.
Two, test machine
1, tester controls interface module, is open com interface, calls, realize the various relay testing functions of digital protection device for test control center module; Tester controls interface module and uses windows messaging to notify the change of test control center module testing state, such as connecting test instrument success, starts to test, has tested, tests abnormal information etc.;
Described tester controls interface module and comprises the management object that relay testing functional test performs object and relay testing function execution object; Described relay testing functional test performs object for realizing the control to tester, and automatic test control center calls the test that this object instance realizes numerical protection electric parameters; The management object that described relay testing function performs object performs the establishment of object and the closedown of tester control interface module for realizing relay testing functional test.Relay testing function is the description of the method for testing gone out according to defencive function principle analysis.
2, test control center module, for providing interactive environment in a testing experiment process.Test control center module receives testing scheme, performs the test of test event in testing scheme, comprises the following steps:
1) defencive function test event testing process: test control center module, according to each fault parameter computing formula of relay testing function, calculates the parameter value of relay testing function, performs fault parameter and calculates script, realize specific calculations function; Call tester and control interface module, control to tester sign and the relay testing functional parameter data that interface module imports relay testing function into, start test; Wait for that tester controls interface module and returns test end; After receiving test end, control interface module from tester and read result data, perform test result and judge script, judge that whether test result is qualified; Test result data is filled up in report template;
2) communication command project testing flow process: test control center module transmission communication command and communication data are to MMS communication module; After MMS communication module receives communication command and communication data, carry out communication with digital protection device, perform communication command; Communication command is finished, and sends execution result to test control center module; Test control center module carries out result judgement according to result data, fills in result data in report template.
3) hardware detection project implementation flow process: test control center module is according to hardware detection project, and eject prompting interface, prompting user operates accordingly; If there are data to need typing, wait for user's logging data; After user confirms complete operation, perform test result and judge script, judge that whether test result is qualified; Test result data is filled up in report template;
4) systematic parameter typing project implementation flow process: test control center module, according to the test correlation parameter entry item object type of measured number protective device, ejects parameter input interface, and display needs the device number of data sets certificate of typing; Wait for user's typing supplemental characteristic; After user confirms operation, execution result judges script, and whether judged result is qualified; Be filled in report template by needing the supplemental characteristic inserting report;
5) test control center module be reported as Word standard report, test control center module in test process according to Word report template formed report, this is reported as the report of standard format.
Device to test scheme, comprises test template and report template two parts;
Test template, data layout, based on the XML1.0 grammer standard of W3C, uses OO structurized information describing mode, describes the attribute definition of measured number protective device, the definition of device data model, testing process and various test event; Attribute definition comprises: the relay testing performance data interface document, communication command configuration file etc. of device name, device id, use.Test template comprises tested device test event, and test event is divided into electric parameters project, desk checking project, communication command project, systematic parameter typing project, classification of the items catalogue.
Electric parameters project, controls the test event that testing tool carries out exporting.Electric parameters is applied to measured number protective device, the response of test measured number protective device or input function by testing tool.Electric parameters project definition comprises as given a definition:
1) the attribute definition of project, comprising: the type of the ID of the relay testing function of title, ID, use, multiplicity, report processing mode, inspection;
2) fault parameter definition: the fault parameter according to relay testing function defines, and arranges the computing formula of each parameter of relay testing function;
3) fault script definition: definition complex fault parameter calculates script;
4) result script definition: definition result judges script.
Desk checking project, the hardware detection part of device, this part needs artificially to check tested device, and then fill in testing result, desk checking project definition is as follows:
1) the attribute definition of project, comprising: the type of title, ID, inspection, voice prompt;
2) data definition: define the data that artificial project needs typing, each data comprise: title, ID, unit, data type, form, default value define;
3) information definition: the information of definition desk checking project, information can be text message, also can be graphical information;
4) initializtion script: the script of project data initialization process;
5) result script definition: definition result judges script.
Communication command project, reads data from measured number protective device or sends the project of control command, being defined as follows:
1) item attribute definition, comprising: time delay after time delay before the type of title, ID, inspection, multiplicity, communication, communication;
2) communications parameter data definition: for needing the order sending data, the supplemental characteristic of transmission is set;
3) spreading result data: the spreading result data of definition communication command, for preserving the special processing result data of communication command;
4) initializtion script: the script of project data initialization process;
5) result script definition: definition result judges script.
Systematic parameter typing project, the number of data sets of manual typing tested device, according to the project of (such as the device parameter etc. of manual typing protection fixed value list data, protective device), is defined as follows:
1) the attribute definition of project, comprising: the type of title, ID, inspection;
2) supplemental characteristic definition: definition needs the data of manual modification;
3) script is calculated: after being defined in manual logging data, to the script that data process.
Classification of the items catalogue, the split catalog of test event, realize the test event of tested device to carry out Classification Management, definition comprises: title, ID, quote characteristic ID.
3, MMS communication module, realizes digital protection device communication function by MMS specification (message manufacturing standard) and numerical protection communication; The open com interface of MMS communication module, calls for test control center module.
Numerical protection communication function comprises: enumerate device data model, reading data set values, Update Table set value, remote control, involution, reading/revise current definite value operational area, start and report and resolve protection report; Described Update Table set value comprises amendment definite value, throws and move back soft pressing plate; Described reading data set comprises reading measured value, reads definite value, reads pressing plate state etc.;
The com interface that MMS communication module is open, for the communication function of external program access numerical protection.Interface comprises management interface, device object interface, logical equipment object interface, object data set interface.
4, reporting modules, for logging test results data with test result data is shown as report.Described report comprises the document report of WORD, WPS, EXCEL, XML format.Test result data is the whole detecting informations in test process; comprise the testing time of test event, the data of the test result data that fault parameter data when test duration of each test, test, tester return, the data read from digital protection device, amendment protective device.The data read from protective device comprise definite value, pressing plate, measured value, device parameter, device action information, warning information etc.The data of amendment protective device comprise device parameter, definite value, the pressing plate of protective device.
5, subtemplate storehouse is tested; the subtemplate of each functional test of record and preservation digital protection device, comprising: linearity test, defencive function test (search of fixed value checking, working value, boundary search etc.), remote signalling test, remote-controlled test, message abnormality test etc.Test subtemplate describes the test event set of digital protection device and corresponding reporting format, subtemplate opening interface.Data-interface describes the necessary supplemental characteristic of subtemplate functional module, and subtemplate dynamically generates concrete test event set according to the data-interface data (real data) imported into.
6, device data model, describes details and the family curve of the various data set of digital protection device; For ICD/SCL file or the details being enumerated the various data set of the device obtained by MMS communication module from digital protection device, described data set describes and mainly comprises measurement data set, remote signalling data collection, remote-control data collection, value data collection, pressing plate data set, protection event data collection, alarm data collection etc.; Described family curve, describes the trip boundary definition of protection element and the graphic plotting definition of relay testing function of being correlated with.
7, testing scheme data-interface storehouse is XML file, and based on the XML1.0 grammer standard of W3C, file saves the information of the relay testing function of digital protection device.
The information of relay testing function comprises: the attribute data of relay testing function, fault parameter data and result parameter data; Attribute data comprises: relay testing function title name, relay testing functional identity; Fault parameter data: the fault parameter data set of definition relay testing function, describe the parameter performing this relay testing function and need to arrange; Fault parameter data, attribute comprises: data name name, data ID, data type datatype, unit unit, default value def-value, data value value; The data type of fault parameter data, such as: floating number float, integer int, character string string, zero-sequence fault (codomain is: AN, BN, CN), Transformer Winding number (codomain is: double winding, three winding) etc.; Result parameter data, describe the result data collection formed when relay testing functional test completes;
8, testing scheme development module, according to the device data model of concrete measured number protective device, automatically generating device testing scheme; Test macro of the present invention provides human-computer interaction interface, also can need edit device to test scheme according to user.
According to testing scheme data-interface storehouse, editor's subtemplate; Testing scheme development module comprises test template edit routine and report template edit routine, and test template edit routine realizes the standard testing flow process of tested device and the method for testing editor of each test event; Report template edit routine realizes the data in test template to associate with report file (Word document) position, and report template edit routine directly opens Word program, in Word program, perform relevant operation.
Manual editing's testing scheme, for concrete digital protection device model, according to the testing scheme of inspection procedure/standard customization tested device.
Three, method of testing
Present invention also offers a kind of method of testing corresponding to the Auto-Test System of intelligent transformer substation digital protection device, comprise the following steps:
Step one, testing scheme development module editor subtemplate, set up subtemplate storehouse and determine testing scheme.Specifically comprise following:
I, use testing scheme development module, newly-built test subtemplate, for subtemplate sets up data-interface definition;
II, functional test requirement according to digital protection device, the test event of editor's test subtemplate;
III, preservation test subtemplate, form the test subtemplate storehouse containing the various test function of digital protection device.
Step 2, testing scheme development module determining device testing scheme.Specifically comprise following:
IV, device data model module collect the details of the data set of digital protection device by MMS communication module, save as device data model file;
V, use testing scheme development module, set up testing scheme, import device data model file;
VI, the test subtemplate selecting testing scheme needs to realize according to functional test requirement;
VII, device data model according to digital protection device, instantiation test subtemplate, forms the DCO use-case that numeral plants relay testing function;
While VIII, the instantiation of test subtemplate, splice the report template of each instantiation subtemplate, form the test report template of digital protection device;
VIIII, the instantiation of each test subtemplate complete, and preserve the testing scheme of digital protection device.
Step 3, test control center module are tested according to testing scheme.Specifically comprise as follows:
VV, test control center module obtaining means testing scheme, form initial testing log file and report file according to device to test scheme (test template and report template);
VVI, start test, test control center module, according to the testing process of device to test scheme, completes the test of each test event successively, automatic logging test results, automatically carry out result judgement, Auto-writing report;
VVII, tested, form the test report of standard format, reporting modules exports and preserves.
In described step VVI, test comprises:
Electric parameters project testing process: test control center module calculates the fault parameter of test function module according to test parameter script; Call tester and control interface module program interface functions, send test parameter; After tester interface program receives test parameter, control tester and export fault-signal, test; Test completes, and tester controls interface module program and sends test result supplemental characteristic to test control center module; Test control center module carries out result judgement according to test result data, fills in result data in report template.
Communication command project testing process: test control center module transmission communication command and communication data are to MMS communication module; After MMS communication module receives communication command and communication data, carry out communication with digital protection device, perform communication command; Communication command is finished, and sends execution result to test control center module; Test control center module carries out result judgement according to result data, fills in result data in report template.
Desk checking project testing process: according to the desk checking project interface of test control center module, artificial input parameter data; Data inputting completes, and judges that whether test result is qualified according to the data of typing, fills in the result data of needs in report template.
Systematic parameter typing project testing process: according to the systematic parameter typing project interface of test control center module, input system supplemental characteristic; Supplemental characteristic typing completes, and fills in the system parameter data of needs to report template.
Classification of the items catalogue test process: the test event under test control center module walks classification of the items catalogue, the test of the test event under finished item classification item.
Finally should be noted that: above embodiment is only for illustration of the technical scheme of the application but not the restriction to its protection domain; although with reference to above-described embodiment to present application has been detailed description; those of ordinary skill in the field are to be understood that: those skilled in the art still can carry out all changes, amendment or equivalent replacement to the embodiment of application after reading the application; but these change, revise or be equal to replacement, all applying within the claims awaited the reply.
Claims (7)
1. an Auto-Test System for intelligent transformer substation digital protection device, described system comprises connected digital protecting tester and measured number protective device, it is characterized in that: described system comprises the switch and test machine that are connected by netting twine; Described digital protecting tester and described measured number protective device pass through Fiber connection; Described switch connects described digital protecting tester and described measured number protective device respectively by netting twine;
Described test machine comprises tester interface layer, automatically test layer and testing scheme development layer;
Described tester interface layer comprises tester and controls interface module;
Described automatic test layer comprise test control center module and respectively with MMS communication module and the reporting modules of test control center module communication;
Described testing scheme development layer comprises testing scheme development module and distinguishes the test subtemplate storehouse of connecting test solution development module, device data model and testing scheme data-interface storehouse, and described testing scheme development module exports testing scheme;
Described testing scheme development module creates subtemplate and sets up data-interface definition, requires the test event of editor's subtemplate according to the functional test of digital protection device, forms test subtemplate storehouse;
Described MMS communication module receives the protection information data of described digital protection device, carries out data processing, according to the data generating apparatus data pattern file after process;
Described testing scheme development module generates testing scheme automatically according to described device data model, described test subtemplate storehouse and described testing scheme data-interface storehouse;
Described test control center module carries out the test of test event according to described testing scheme, and test result is sent to reporting modules, forms test report and stores.
2. the Auto-Test System of a kind of intelligent transformer substation digital protection device as claimed in claim 1, is characterized in that: described test event comprises electric parameters project, desk checking project, communication command project, systematic parameter typing project and classification of the items catalogue.
3. the Auto-Test System of a kind of intelligent transformer substation digital protection device as claimed in claim 1; it is characterized in that: in test process; described MMS communication module is by MMS specification and digital protection device communication; read digital protection device test volume data, protection act information data; send to test control center module, form the result data filling in report.
4. the Auto-Test System of a kind of intelligent transformer substation digital protection device as claimed in claim 1, is characterized in that:
Described testing scheme comprises test template file and report template file;
Described test template file, based on XML language, records device data model, testing process, the test event of measured number protective device;
Described report template file is Word document, and supplemental characteristic, result data in test template are also write the position in Word document by description standard reporting format automatically.
5. the Auto-Test System of a kind of intelligent transformer substation digital protection device as claimed in claim 1, is characterized in that:
Described automatic generation testing scheme comprises: from described measured number protective device equipment data model; analyze the data of described device data model; the subtemplate with the data match of the data set of described device data model is obtained from described test subtemplate storehouse; the data of described data set are passed to subtemplate, generates test template file and report template file.
6. an automatic test approach for the Auto-Test System of intelligent transformer substation digital protection device as claimed in claim 1, is characterized in that: said method comprising the steps of:
I, testing scheme development module editor's subtemplate set up data-interface definition, require the test event of editor's subtemplate according to the functional test of digital protection device;
Described step I specifically comprises the following steps:
1, testing scheme development module is used, newly-built test subtemplate, for subtemplate sets up data-interface definition;
2, according to the functional test requirement of digital protection device, the test event of editor's test subtemplate;
3, preserve test subtemplate, form the test subtemplate storehouse containing the various test function of digital protection device;
II, testing scheme development module are according to subtemplate, testing scheme data-interface and device data model generation testing scheme;
Described Step II specifically comprises the following steps:
1, device data model module collects the details of the data set of digital protection device by MMS communication module, saves as device data model file;
2, use testing scheme development module, set up testing scheme, import device data model file;
3, require to select testing scheme to need the test subtemplate realized according to functional test;
4, according to the device data model of digital protection device, instantiation test subtemplate, forms the DCO use-case that numeral plants relay testing function;
5, while testing subtemplate instantiation, splice the report template of each instantiation subtemplate, form the test report template of digital protection device;
6, the instantiation of each test subtemplate completes, and preserves the testing scheme of digital protection device;
III, test control center module are tested according to testing scheme, complete the test event in testing scheme successively, fill in and report and export;
Described Step II I specifically comprises the following steps:
1, test control center module obtaining means testing scheme, according to device to test schematic design making initial testing log file and report file;
2, start test, test control center module, according to the testing process of device to test scheme, completes the test of each test event successively, automatic logging test results, automatically carry out result judgement, Auto-writing report;
3, tested, form the test report of standard format, reporting modules exports and preserves.
7. automatic test approach as claimed in claim 6, is characterized in that: described testing scheme comprises test template and report template;
Described test template comprises the device data model of measured number protective device, testing process and test event;
Described test event comprises electric parameters project, desk checking project, communication command project, systematic parameter typing project and classification of the items catalogue.
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