CN110632410A - Intelligent debugging system for automatic equipment of intelligent substation and application method thereof - Google Patents
Intelligent debugging system for automatic equipment of intelligent substation and application method thereof Download PDFInfo
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Abstract
The invention discloses an intelligent debugging system of an intelligent substation automation device and an application method thereof, wherein the intelligent debugging system of the intelligent substation automation device comprises an intelligent debugging device and an intelligent acceptance signal simulation device, the intelligent debugging device is respectively connected with the intelligent acceptance signal simulation device, a substation control layer network of an intelligent substation and a telemechanical of the substation control layer of the intelligent substation, and the intelligent acceptance signal simulation device is respectively connected with a spacer layer network and a process layer network of the intelligent substation; the application method comprises the automatic closed-loop test for the intelligent substation remote measurement, remote signaling, remote control and other tests. The invention can utilize longitudinal cross-layer network data analysis to realize automatic closed-loop test of total station remote signaling, remote measuring and remote control preset test, can be used for realizing comprehensive automatic test of each functional index and performance index of spacer layer equipment and station control layer equipment, so as to visually and accurately position failure reasons and failure positions, improve the quality and efficiency of acceptance of the intelligent station and ensure the reliable operation of the intelligent station.
Description
Technical Field
The invention belongs to the technical field of intelligent debugging of substation automation equipment, and particularly relates to an intelligent debugging system of the intelligent substation automation equipment and an application method thereof.
Background
The acceptance test of the intelligent substation automation system lacks professional equipment and means, and the acceptance test needs to involve process layer equipment, bay layer equipment, station control layer equipment and telemechanical master station, and simultaneously involves many links such as process layer communication, station control layer communication and telemechanical communication, so that in the acceptance test of the intelligent substation automation system, the requirement on the professional skills of an acceptance person is very high, and the involved area is very wide, for example, in the transmission test process of telemetering and telemechanical, the source output of telemetering and telemechanical needs to be simulated in the process layer, and simultaneously, whether equipment such as protection, measurement and control of the bay layer correctly receives and processes SV and GOOSE signals output by the process layer equipment, and converts the signals into corresponding DL/T860.8 protocol data to perform data interaction with the station control layer equipment and/or the telemechanical equipment, and whether the telemechanical equipment correctly converts the DL/T860.8 protocol data into corresponding 101 or 104 protocol to perform data interaction with the telemechanical master station and checks whether the telemechanical master station correctly converts the DL/T860.8 protocol to perform data In the series of processes, no professional testing equipment exists, a tester can only output through the traditional standard source equipment or the protection testing equipment, and then when an abnormality is found, manual message analysis and diagnosis are performed through universal software such as WireShark and the like, so that the tester needs to be very clear in structure, composition, mechanism, process and the like of various messages, and the test analysis can only be performed if the tester is in a palm, but general testers can hardly know all protocols and messages completely, so that the field acceptance has extremely high requirements on the tester in the aspects of automatic communication protocols and the like under the condition of lacking of professional testing tools, and meanwhile, even if the professional tester has very low efficiency in the manual analysis process, the automatic acceptance testing period of the intelligent substation system is always dragged again, it is difficult to complete as warranted.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the invention can utilize longitudinal cross-layer network data analysis to realize automatic closed-loop test of total station remote signaling, remote measuring and remote control preset test, and can be used for realizing comprehensive automatic test of each function index and performance index of spacer layer equipment and station control layer equipment, so as to visually and accurately locate fault reasons and fault positions, improve the acceptance quality and efficiency of the intelligent substation and ensure the reliable operation of the intelligent substation.
In order to solve the technical problems, the invention adopts the technical scheme that:
the intelligent debugging equipment is respectively connected with the intelligent acceptance signal simulation device, a station control layer network of the intelligent transformer substation and the telemechanical bidirectional data of the station control layer of the intelligent transformer substation, and the intelligent acceptance signal simulation device is respectively connected with the interval layer network and the process layer network bidirectional data of the intelligent transformer substation.
In addition, the invention also provides an application method of the intelligent debugging system of the intelligent substation automation equipment, which comprises the steps of automatic closed-loop testing applied to a telemetering test, and the detailed steps comprise:
A1) drawing up a telemetering test scheme, and initializing and setting the time T0 for the intelligent acceptance signal simulation device to continuously output an invalid signal and the time T1 for an effective signal; selecting a test point from the telemetry test scheme as a current test point;
A2) aiming at the current test point, the intelligent acceptance signal simulation device outputs an invalid signal by default, and controls the intelligent acceptance signal simulation device to send an SV message to a process layer network of the intelligent substation as a test message after delaying invalid signal time T0 and continuously output valid signal time T1;
A3) an intelligent measurement and control device positioned on a bay level of an intelligent substation collects SV messages and carries out calculation processing, and MMS manufacturing messages with data converted into 61850-8 protocol are transmitted to a station control layer network;
A4) analyzing an MMS (multimedia messaging service) manufacturing message of a 61850-8 protocol monitored by the intelligent debugging equipment on the station control layer network to obtain data in a corresponding MMXU node, comparing and analyzing the data in the MMXU node with telemetering data in an SV message, judging that the test is qualified if the data in the MMXU node is matched with the telemetering data in the SV message, and skipping to execute the step A5); if the two are not matched, the test is judged to be unqualified, if the repeated test times are less than the maximum repeated test times T, the step A2) is executed, otherwise, the step A8) is executed;
A5) the station control layer network continuously transmits MMS manufacturing messages of the 61850-8 protocol to a telecontrol machine of the station control layer, and the telecontrol machine converts the MMS manufacturing messages of the 61850-8 protocol into telecontrol protocol data;
A6) the telecontrol machine sends telecontrol protocol data to a telecontrol station simulation module of the intelligent debugging equipment;
A7) the intelligent debugging equipment compares and analyzes the telemetering data in the telecontrol protocol data received by the telecontrol station simulation module with the telemetering data in the SV message, if the telemetering data and the SV message are matched, the test is judged to be qualified, and the step A8 is skipped to execute; if the two are not matched, the test is judged to be unqualified, if the repeated test times are less than the maximum repeated test times T, the step A5) is executed, otherwise, the step A8) is executed;
A8) recording the information that the test is unqualified, controlling the intelligent acceptance signal simulation device to stop outputting by the intelligent debugging device, and jumping to execute the step A9 after waiting for the invalid signal time T0);
A9) the intelligent debugging equipment judges whether the telemetering test scheme still has a next test point to be tested, and if the telemetering test scheme still has the next test point to be tested, the next test point is selected as the current test point, and then the step A2 is executed in a skipping mode; otherwise, the test is finished.
Preferably, the initialization time of the invalid signal time T0 in the step a 1) is 2 seconds, and the initialization time of the valid signal time T1 is 30 seconds.
Preferably, the maximum number of repeated tests T is 3.
Preferably, the present invention further comprises the steps of automatic closed loop testing applied to a telecommand test, the detailed steps comprising:
B1) a remote signaling test scheme is drawn up, and the intelligent acceptance signal simulation device is initialized to continuously output invalid signal time T0 and valid signal time T1; selecting a test point from a remote signaling test scheme as a current test point;
B2) aiming at the current test point, the intelligent acceptance signal simulation device outputs an invalid signal by default, and controls the intelligent acceptance signal simulation device to send a GOOSE message as a test message to a bay level network of the intelligent substation after delaying the invalid signal time T0 and continuously output a valid signal time T1;
B3) the intelligent measurement and control device positioned on the bay level of the intelligent substation collects GOOSE messages and carries out calculation processing, and the MMS manufacturing messages with data converted into 61850-8 protocol are transmitted to the substation control layer network;
B4) analyzing an MMS (multimedia messaging service) manufacturing message of a 61850-8 protocol monitored by the intelligent debugging equipment on the station control layer network to obtain data in a corresponding GGIO node, comparing and analyzing the data in the GGIO node with remote signaling data in the GOOSE message, judging that the test is qualified if the data in the GGIO node is matched with the remote signaling data in the GOOSE message, and skipping to execute the step B5); if the two are not matched, the test is judged to be unqualified, if the repeated test times are less than the maximum repeated test times T, the step B2) is executed, otherwise, the step B8) is executed;
B5) the station control layer network continuously transmits MMS manufacturing messages of the 61850-8 protocol to a telecontrol machine of the station control layer, and the telecontrol machine converts the MMS manufacturing messages of the 61850-8 protocol into telecontrol protocol data;
B6) the telecontrol machine sends telecontrol protocol data to a telecontrol station simulation module of the intelligent debugging equipment;
B7) the intelligent debugging equipment compares and analyzes remote signaling data in the telecontrol protocol data received by the telecontrol station simulation module with remote signaling data in the SV message, if the remote signaling data and the remote signaling data are matched, the test is judged to be qualified, and the step B8 is skipped to execute; if the two are not matched, the test is judged to be unqualified, if the repeated test times are less than the maximum repeated test times T, the step B5) is executed, otherwise, the step B8) is executed;
B8) recording the information that the test is unqualified, controlling the intelligent acceptance signal simulation device to stop outputting by the intelligent debugging device, and jumping to execute the step B9 after waiting for the invalid signal time T0);
B9) the intelligent debugging equipment judges whether the telecommand test scheme still has a next test point to be tested, and if the telecommand test scheme still has the next test point to be tested, the next test point is selected as the current test point, and then the step B2 is executed by skipping; otherwise, the test is finished.
Preferably, the initialization time of the disable signal time T0 in the step B1) is 2 seconds, and the initialization time of the valid signal time T1 is 30 seconds.
Preferably, the maximum number of repeated tests T is 3.
Preferably, the present invention further comprises the steps of automatic closed loop testing applied to remote control testing, the detailed steps comprising:
C1) a remote control test scheme is drawn up, and a telecontrol station simulation module of the intelligent debugging equipment is initialized to continuously output invalid signal time T0 and valid signal time T1; selecting a test point from the remote control test scheme as a current test point;
C2) aiming at the current test point, a telecontrol station simulation module of the intelligent debugging equipment outputs an invalid signal by default, after the invalid signal time T0 is delayed, the current test point is preset to be subjected to single-point selection, the operation of switching off or switching on is executed, the valid signal time T1 is delayed, and a telecontrol protocol remote control message is sent to a telecontrol machine positioned on a station control layer;
C3) the telecontrol machine positioned on the station control layer converts the telecontrol message into an MMS manufacturing message with 61850-8 protocol and transmits the MMS manufacturing message to the station control layer network;
C4) analyzing an MMS (multimedia messaging service) manufacturing message of a 61850-8 protocol monitored by the intelligent debugging equipment on the station control layer network to obtain data in a corresponding CSIW node, comparing and analyzing the data in the CSIW node with a remote control state line of a current test point in the telecontrol station simulation module, judging that the test is qualified if the data in the CSIW node is matched with the remote control state line of the current test point in the telecontrol station simulation module, and skipping to execute the step C5); if the two are not matched, the test is judged to be unqualified, if the repeated test times are less than the maximum repeated test times T, the step C2) is executed, otherwise, the step C8) is executed;
C5) the station control layer network continuously transmits MMS manufacturing messages of the 61850-8 protocol to the intelligent measurement and control device positioned on the bay layer, and the intelligent measurement and control device converts the MMS manufacturing messages of the 61850-8 protocol into GOOSE message protocol data;
C6) the intelligent measurement and control device positioned at the spacing layer sends the converted GOOSE message protocol data to the intelligent acceptance signal simulation device through the spacing layer network for receiving;
C7) the intelligent debugging equipment compares and analyzes the GOOSE message protocol data received by the intelligent acceptance signal simulation device with the remote control state line of the current test point in the telecontrol station simulation module of the intelligent debugging equipment, if the GOOSE message protocol data and the remote control state line are matched, the test is judged to be qualified, and the step C8 is skipped to execute; if the two are not matched, the test is judged to be unqualified, if the repeated test times are less than the maximum repeated test times T, the step C5) is executed, otherwise, the step C8) is executed;
C8) recording the information of unqualified test, and jumping to execute the step C9 after a telecontrol station simulation module of the intelligent debugging equipment waits for invalid signal time T0);
C9) the intelligent debugging equipment judges whether the remote control test scheme still has a next test point to be tested, and if the remote control test scheme still has the next test point to be tested, the next test point is selected as the current test point, and then the step C2 is executed by skipping; otherwise, the test is finished.
Preferably, the initialization time of the disable signal time T0 in the step C1) is 2 seconds, and the initialization time of the valid signal time T1 is 30 seconds.
Preferably, the maximum number of repeated tests T is 3.
Compared with the prior art, the intelligent debugging system for the automatic equipment of the intelligent substation has the following advantages: the intelligent debugging system of the automatic equipment of the intelligent transformer substation comprises intelligent debugging equipment and an intelligent acceptance signal simulation device, wherein the intelligent debugging equipment is respectively connected with the intelligent acceptance signal simulation device, a station control layer network of the intelligent transformer substation and telemechanical bidirectional data of the station control layer of the intelligent transformer substation, and the intelligent acceptance signal simulation device is respectively connected with a spacer layer network and a process layer network of the intelligent transformer substation in a bidirectional data mode. The intelligent substation automatic communication protocol testing system can avoid the problem that the requirements of field acceptance of the intelligent substation on automatic communication protocols and other aspects of testers are extremely high, and has low requirements on technical thresholds of the testers and high testing efficiency.
Compared with the prior art, the application method of the intelligent debugging system of the intelligent substation automation equipment has the following advantages: the application method of the intelligent debugging system of the intelligent substation automation equipment is the application of the intelligent debugging system of the intelligent substation automation equipment, and can analyze longitudinal cross-layer network data, realize automatic closed-loop testing of a total station remote signaling/remote measuring/remote controlling preset test, realize comprehensive automatic testing of each functional index and performance index of spacer layer equipment and station control layer equipment, visually and accurately position fault reasons and fault positions, improve the acceptance quality and efficiency of the intelligent substation, ensure the reliable operation of the intelligent substation, avoid the problem that the on-site acceptance of the intelligent substation has extremely high requirements on testing personnel in the aspects of automatic communication protocols and the like, and have low requirements on technical thresholds of the testing personnel and high testing efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a system according to an embodiment of the present invention.
FIG. 2 is a flow chart of an automatic closed loop test method of telemetry testing in an embodiment of the invention.
Fig. 3 is a flow chart of an automatic closed-loop testing method of a remote signaling test in the embodiment of the invention.
Fig. 4 is a flowchart of an automatic closed-loop testing method of a remote control test according to an embodiment of the present invention.
Fig. 5 is a diagram of an output signal of the intelligent acceptance signal simulation apparatus according to the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the intelligent debugging system of the intelligent substation automation equipment of the embodiment comprises an intelligent debugging device and an intelligent acceptance signal simulation device, wherein the intelligent debugging device is respectively connected with the intelligent acceptance signal simulation device, a substation control layer network of the intelligent substation and telemechanical bidirectional data of the substation control layer of the intelligent substation, and the intelligent acceptance signal simulation device is respectively connected with an interval layer network and a process layer network bidirectional data of the intelligent substation. In this embodiment, the intelligent debugging device is specifically a computer device equipped with intelligent debugging software and a telecontrol simulation module; the intelligent acceptance signal simulation device is a DK-34B4 type intelligent acceptance test signal simulation device of Nanjing Dan Dick science and technology development Limited.
Referring to fig. 1, the intelligent debugging device sends SV signals and GOOSE state signals to the intelligent protection device and the intelligent measurement and control device of the bay level through the process layer by controlling the intelligent acceptance signal simulation device and continuing for T0 valid signal time, the intelligent protection device and the intelligent measurement and control device of the bay level receive the signals and then analyze and process the signals, and send corresponding data and state information to the telemechanical through DL/T860.8 MMS messages of the station control layer network, and finally the data is transmitted to the telemechanical simulation module in the intelligent debugging device. In the test process, the intelligent debugging system can monitor and analyze communication messages of the spacer layer and the station control layer equipment in real time in the station control layer network to obtain corresponding intermediate data, the intelligent testing system can combine process layer data (SV and GOOSE data), station control layer data (MMS manufacturing message analysis data) and telecontrol data (104 message analysis data) to analyze and compare with the set parameters of the testing scheme of the intelligent debugging system, and if abnormity is found in a certain link, the corresponding abnormal information can be directly positioned and displayed. Similarly, the telecontrol simulation module can also simulate the telecontrol master station to directly issue the remote control command, so as to realize the detection of the remote control execution process of the whole station end.
The embodiment also provides an application method of the intelligent debugging system for the automation equipment of the intelligent substation, which includes a step of an automatic closed-loop test applied to a telemetry test, as shown in fig. 2, the detailed steps include:
A1) drawing up a telemetering test scheme, and initializing and setting the time T0 for the intelligent acceptance signal simulation device to continuously output an invalid signal and the time T1 for an effective signal; selecting a test point from the telemetry test scheme as a current test point;
A2) aiming at the current test point (for example, a certain test point Ua =57V, Ia = 5A), the intelligent acceptance signal simulation device outputs an invalid signal by default, and controls the intelligent acceptance signal simulation device to send an SV message as a test message to a process layer network of the intelligent substation after delaying the invalid signal time T0 and continuously output the valid signal time T1;
A3) an intelligent measurement and control device positioned at a bay level of an intelligent substation collects SV messages and performs calculation processing, and converts data into MMS (multimedia messaging service) manufacturing messages of 61850-8 protocol (DL/T860.8) to be transmitted to a station control layer network;
A4) and (3) calculating station control layer errors: analyzing an MMS (multimedia messaging service) manufacturing message of a 61850-8 protocol monitored by the intelligent debugging equipment on the station control layer network to obtain data in a corresponding MMXU node, comparing and analyzing the data in the MMXU node with telemetering data in an SV message, judging that the test is qualified if the data in the MMXU node is matched with the telemetering data in the SV message, and skipping to execute the step A5); if the two are not matched, the test is judged to be unqualified, if the repeated test times is less than the maximum repeated test times T (namely the repeated test times N meet 1< = N < = T), the step A2 is executed in a skipping mode, and if not, the step A8 is executed in a skipping mode);
A5) the station control layer network continuously transmits the MMS manufacturing message of the 61850-8 protocol to the telecontrol machine of the station control layer, and the telecontrol machine converts the MMS manufacturing message of the 61850-8 protocol into telecontrol protocol data (104 protocol data);
A6) the telemechanical transmits telemechanical protocol data (104 protocol data) to a telemechanical station simulation module of the intelligent debugging equipment;
A7) and (3) remote error calculation: the intelligent debugging equipment compares and analyzes telemetering data in telecontrol protocol data (104 protocol data) received by the telecontrol station simulation module with telemetering data in an SV message, if the telemetering data and the telemetering data are matched, the test is judged to be qualified, and the step A8 is skipped to execute; if the two are not matched, the test is judged to be unqualified, if the repeated test times is less than the maximum repeated test times T (namely the repeated test times N meet 1< = N < = T), the step A5 is executed in a skipping mode, and if not, the step A8 is executed in a skipping mode);
A8) recording the information that the test is unqualified, controlling the intelligent acceptance signal simulation device to stop outputting by the intelligent debugging device, and jumping to execute the step A9 after waiting for the invalid signal time T0); recording the information of the test unqualified and further analyzing the information of the test unqualified according to the requirement;
A9) the intelligent debugging equipment judges whether the telemetering test scheme still has a next test point to be tested, and if the telemetering test scheme still has the next test point to be tested, the next test point is selected as the current test point, and then the step A2 is executed in a skipping mode; otherwise, the test is finished.
As shown in the steps A1) to A9), the method of the embodiment can improve the verification efficiency, shorten the whole verification time and retest unqualified items; ensuring that each test point has the opportunity of re-acquiring the terminal measured value for not less than N times of repeated test times in the single detection process, and ensuring good repeatability, and if the measured value acquired once in the test process is judged to be qualified, considering the test point to be qualified; the test points which are detected to be unqualified for the first time in the detection process have the opportunity of maximum repeated test times T times to be retested, so that the test result is prevented from being influenced by the emergency in the test process; as long as the measured value is judged to be qualified for the first time, even if the continuous output time of the test point is not used up, the test point is jumped out and enters the next test point for detection.
In this embodiment, the initialization time of the invalid signal time T0 in the step a 1) is 2 seconds, and the initialization time of the valid signal time T1 is 30 seconds. The output signals of the intelligent acceptance signal simulation device are respectively an invalid signal, a valid signal and an invalid signal, as shown in fig. 5, and the duration of the valid signal is T1.
In this embodiment, the maximum number of times of repeated tests T is 3, as follows.
The embodiment further includes a step of automatic closed loop test applied to the remote signaling test, as shown in fig. 3, the detailed steps include:
B1) a remote signaling test scheme is drawn up, and the intelligent acceptance signal simulation device is initialized to continuously output invalid signal time T0 and valid signal time T1; selecting a test point from a remote signaling test scheme as a current test point;
B2) aiming at the current test point (for example, a certain test point is opened for 1 output and normally opened to be normally closed and turn over for 1S), the intelligent acceptance signal simulation device outputs an invalid signal by default, and controls the intelligent acceptance signal simulation device to send a GOOSE message to a bay level network of the intelligent substation as a test message after delaying the invalid signal time T0 and continuously output a valid signal time T1;
B3) the intelligent measurement and control device positioned at the bay level of the intelligent substation collects GOOSE messages and performs calculation processing, and the MMS manufacturing messages of which the data are converted into 61850-8 protocol (DL/T860.8) are transmitted to the station level network;
B4) and (3) remote signaling judgment of a station control layer: analyzing an MMS (multimedia messaging service) manufacturing message of a 61850-8 protocol monitored by the intelligent debugging equipment on the station control layer network to obtain data in a corresponding GGIO node, comparing and analyzing the data in the GGIO node with remote signaling data in the GOOSE message, judging that the test is qualified if the data in the GGIO node is matched with the remote signaling data in the GOOSE message, and skipping to execute the step B5); if the two are not matched, the test is judged to be unqualified, if the repeated test times is less than the maximum repeated test times T (namely the repeated test times N meet 1< = N < = T), the step B2 is executed in a skipping mode, and if not, the step B8 is executed in a skipping mode;
B5) the station control layer network continuously transmits MMS (multimedia messaging service) manufacturing messages of the 61850-8 protocol (DL/T860.8) to the telecontrol machine of the station control layer, and the telecontrol machine converts the MMS manufacturing messages of the 61850-8 protocol into telecontrol protocol data (104 protocol data);
B6) the telemechanical transmits telemechanical protocol data (104 protocol data) to a telemechanical station simulation module of the intelligent debugging equipment;
B7) remote signaling judgment: the intelligent debugging equipment compares and analyzes remote signaling data in the telecontrol protocol data (104 protocol data) received by the telecontrol station simulation module with remote signaling data in the SV message, if the remote signaling data and the telecontrol protocol data are matched, the test is judged to be qualified, and the step B8 is skipped to be executed; if the two are not matched, the test is judged to be unqualified, if the repeated test times is less than the maximum repeated test times T (namely the repeated test times N meet 1< = N < = T), the step B5 is executed in a skipping mode, and if not, the step B8 is executed in a skipping mode;
B8) recording the information that the test is unqualified, controlling the intelligent acceptance signal simulation device to stop outputting by the intelligent debugging device, and jumping to execute the step B9 after waiting for the invalid signal time T0); recording the information of the test unqualified and further analyzing the information of the test unqualified according to the requirement;
B9) the intelligent debugging equipment judges whether the telecommand test scheme still has a next test point to be tested, and if the telecommand test scheme still has the next test point to be tested, the next test point is selected as the current test point, and then the step B2 is executed by skipping; otherwise, the test is finished.
As shown in the steps B1) to B9), the method can improve the verification efficiency, shorten the whole verification time and retest unqualified items; ensuring that each test point has the opportunity of re-acquiring the terminal measured value for not less than N times of repeated test times in the single detection process, and ensuring good repeatability, and if the measured value acquired once in the test process is judged to be qualified, considering the test point to be qualified; the test points which are detected to be unqualified for the first time in the detection process have the opportunity of maximum repeated test times T times to be retested, so that the test result is prevented from being influenced by the emergency in the test process; as long as the measured value is judged to be qualified for the first time, even if the continuous output time of the test point is not used up, the test point is jumped out and enters the next test point for detection.
In this embodiment, the initialization time of the invalid signal time T0 in the step B1) is 2 seconds, and the initialization time of the valid signal time T1 is 30 seconds.
The embodiment further includes a step of automatic closed loop test applied to remote control test, as shown in fig. 4, the detailed steps include:
C1) a remote control test scheme is drawn up, and a telecontrol station simulation module of the intelligent debugging equipment is initialized to continuously output invalid signal time T0 and valid signal time T1; selecting a test point from the remote control test scheme as a current test point;
C2) aiming at the current test point (such as presetting of a certain test point table YK1 and single-point switching-on execution), a telecontrol station simulation module of the intelligent debugging equipment outputs an invalid signal by default, presets single-point selection of the current test point after delaying invalid signal time T0, executes switching-off or switching-on operation and delays valid signal time T1, and sends a telecontrol protocol remote control message to a telecontrol machine positioned on a station control layer; taking the preset of a certain test point table YK1 and single-point closing execution as an example, according to the remote control test scheme, after delaying time T1, the telecontrol simulation module controlling the intelligent debugging device presets a certain point single-point selection and executes the closing operation, and delays time T1, and the simulated telecontrol master station sends a 104-protocol remote control message to the telecontrol machine.
C3) The telecontrol machine positioned on the station control layer converts the telecontrol protocol remote control message (104 protocol remote control message) into an MMS manufacturing message of 61850-8 protocol (DL/T860.8) and transmits the MMS manufacturing message to the station control layer network;
C4) remote control judgment of a station control layer: analyzing an MMS (multimedia messaging service) manufacturing message of a 61850-8 protocol monitored by the intelligent debugging equipment on the station control layer network to obtain data in a corresponding CSIW node, comparing and analyzing the data in the CSIW node with a remote control state line of a current test point in the telecontrol station simulation module, judging that the test is qualified if the data in the CSIW node is matched with the remote control state line of the current test point in the telecontrol station simulation module, and skipping to execute the step C5); if the two are not matched, the test is judged to be unqualified, if the repeated test times is less than the maximum repeated test times T (namely the repeated test times N meet 1< = N < = T), the step C2 is executed in a skipping mode, and if not, the step C8 is executed in a skipping mode;
C5) the station control layer network continuously transmits MMS manufacturing messages of the 61850-8 protocol to the intelligent measurement and control device positioned on the bay layer, and the intelligent measurement and control device converts the MMS manufacturing messages of the 61850-8 protocol into GOOSE message protocol data (GOOSE issuing messages);
C6) the intelligent measurement and control device positioned at the interlayer sends the converted GOOSE message protocol data (GOOSE issuing messages) to the intelligent acceptance signal simulation device through the interlayer network to be received;
C7) remote control judgment of a process layer: the intelligent debugging equipment compares and analyzes the GOOSE message protocol data (GOOSE subscription message) received by the intelligent acceptance signal simulation device with the remote control state line of the current test point in the telecontrol station simulation module of the intelligent debugging equipment, if the GOOSE subscription message and the remote control state line are matched, the test is judged to be qualified, and the step C8 is skipped to execute; if the two are not matched, the test is judged to be unqualified, if the repeated test times is less than the maximum repeated test times T (namely the repeated test times N meet 1< = N < = T), the step C5 is executed in a skipping mode, and if not, the step C8 is executed in a skipping mode;
C8) recording the information of unqualified test, and jumping to execute the step C9 after a telecontrol station simulation module of the intelligent debugging equipment waits for invalid signal time T0); recording the information of the test unqualified and further analyzing the information of the test unqualified according to the requirement;
C9) the intelligent debugging equipment judges whether the remote control test scheme still has a next test point to be tested, and if the remote control test scheme still has the next test point to be tested, the next test point is selected as the current test point, and then the step C2 is executed by skipping; otherwise, the test is finished.
As seen from the previous steps C1) to C9), the method of the embodiment can improve the verification efficiency, shorten the whole verification time and retest unqualified items; ensuring that each test point has the opportunity of re-acquiring the terminal measured value for not less than N times of repeated test times in the single detection process, and ensuring good repeatability, and if the measured value acquired once in the test process is judged to be qualified, considering the test point to be qualified; the test points which are detected to be unqualified for the first time in the detection process have the opportunity of maximum repeated test times T times to be retested, so that the test result is prevented from being influenced by the emergency in the test process; as long as the measured value is judged to be qualified for the first time, even if the continuous output time of the test point is not used up, the test point is jumped out and enters the next test point for detection.
In this embodiment, the initialization time of the invalid signal time T0 in the step C1) is 2 seconds, and the initialization time of the valid signal time T1 is 30 seconds.
To sum up, the intelligent debugging device of this embodiment connects and controls intelligent acceptance signal simulation device, can realize the organic connection of process layer, wall, station control layer, realizes the telemechanical simulation function simultaneously, can realize from intelligent simulation device dosing, then returns to intelligent test system after links such as wall equipment, station control layer network, station control layer equipment, telemechanical network, constitutes an organic closed loop. In the testing process, the intelligent debugging equipment synchronously analyzes DL/T860.8 messages (MMS manufacturing messages) and telecontrol 104 messages (telecontrol protocol data) in each network, and combines input and output (SV, GOOSE messages) of the intelligent acceptance signal simulation device to realize closed-loop testing of the whole system, if an abnormality or an error occurs in a certain link of the total station system, the intelligent system automatically positions and displays in real time, and corresponding records and conclusions are formed. In addition, the embodiment also provides an automatic closed-loop test method for realizing the remote measurement, remote signaling, remote control and other tests of the intelligent substation, the automatic closed-loop test of the total-station remote signaling, remote measurement and remote control preset tests is realized by utilizing longitudinal cross-layer network data analysis, the comprehensive automatic test of each functional index and performance index of the spacer layer equipment and the station control layer equipment is realized, the fault reason and the fault position can be visually and accurately positioned, the acceptance quality and efficiency of the intelligent substation are improved, and the reliable operation of the intelligent substation is ensured.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (10)
1. The utility model provides an intelligence transformer substation automation equipment intelligent debugging system which characterized in that: the intelligent test system comprises intelligent debugging equipment and an intelligent acceptance signal simulation device, wherein the intelligent debugging equipment is respectively connected with the intelligent acceptance signal simulation device, a station control layer network of an intelligent substation and telemechanical bidirectional data of the station control layer of the intelligent substation, and the intelligent acceptance signal simulation device is respectively connected with a spacer layer network and a process layer network bidirectional data of the intelligent substation.
2. The method of claim 1, comprising the step of applying an automatic closed loop test to a telemetry test, the detailed steps comprising:
A1) drawing up a telemetering test scheme, and initializing and setting the time T0 for the intelligent acceptance signal simulation device to continuously output an invalid signal and the time T1 for an effective signal; selecting a test point from the telemetry test scheme as a current test point;
A2) aiming at the current test point, the intelligent acceptance signal simulation device outputs an invalid signal by default, and controls the intelligent acceptance signal simulation device to send an SV message to a process layer network of the intelligent substation as a test message after delaying invalid signal time T0 and continuously output valid signal time T1;
A3) an intelligent measurement and control device positioned on a bay level of an intelligent substation collects SV messages and carries out calculation processing, and MMS manufacturing messages with data converted into 61850-8 protocol are transmitted to a station control layer network;
A4) analyzing an MMS (multimedia messaging service) manufacturing message of a 61850-8 protocol monitored by the intelligent debugging equipment on the station control layer network to obtain data in a corresponding MMXU node, comparing and analyzing the data in the MMXU node with telemetering data in an SV message, judging that the test is qualified if the data in the MMXU node is matched with the telemetering data in the SV message, and skipping to execute the step A5); if the two are not matched, the test is judged to be unqualified, if the repeated test times are less than the maximum repeated test times T, the step A2) is executed, otherwise, the step A8) is executed;
A5) the station control layer network continuously transmits MMS manufacturing messages of the 61850-8 protocol to a telecontrol machine of the station control layer, and the telecontrol machine converts the MMS manufacturing messages of the 61850-8 protocol into telecontrol protocol data;
A6) the telecontrol machine sends telecontrol protocol data to a telecontrol station simulation module of the intelligent debugging equipment;
A7) the intelligent debugging equipment compares and analyzes the telemetering data in the telecontrol protocol data received by the telecontrol station simulation module with the telemetering data in the SV message, if the telemetering data and the SV message are matched, the test is judged to be qualified, and the step A8 is skipped to execute; if the two are not matched, the test is judged to be unqualified, if the repeated test times are less than the maximum repeated test times T, the step A5) is executed, otherwise, the step A8) is executed;
A8) recording the information that the test is unqualified, controlling the intelligent acceptance signal simulation device to stop outputting by the intelligent debugging device, and jumping to execute the step A9 after waiting for the invalid signal time T0);
A9) the intelligent debugging equipment judges whether the telemetering test scheme still has a next test point to be tested, and if the telemetering test scheme still has the next test point to be tested, the next test point is selected as the current test point, and then the step A2 is executed in a skipping mode; otherwise, the test is finished.
3. The method as claimed in claim 2, wherein the initialization time of the disable signal time T0 in the step a 1) is 2 seconds, and the initialization time of the enable signal time T1 is 30 seconds.
4. The method of claim 2, wherein the maximum number of retests T is 3.
5. The method of claim 2, further comprising the step of performing an automatic closed loop test for remote signaling testing, the detailed steps comprising:
B1) a remote signaling test scheme is drawn up, and the intelligent acceptance signal simulation device is initialized to continuously output invalid signal time T0 and valid signal time T1; selecting a test point from a remote signaling test scheme as a current test point;
B2) aiming at the current test point, the intelligent acceptance signal simulation device outputs an invalid signal by default, and controls the intelligent acceptance signal simulation device to send a GOOSE message as a test message to a bay level network of the intelligent substation after delaying the invalid signal time T0 and continuously output a valid signal time T1;
B3) the intelligent measurement and control device positioned on the bay level of the intelligent substation collects GOOSE messages and carries out calculation processing, and the MMS manufacturing messages with data converted into 61850-8 protocol are transmitted to the substation control layer network;
B4) analyzing an MMS (multimedia messaging service) manufacturing message of a 61850-8 protocol monitored by the intelligent debugging equipment on the station control layer network to obtain data in a corresponding GGIO node, comparing and analyzing the data in the GGIO node with remote signaling data in the GOOSE message, judging that the test is qualified if the data in the GGIO node is matched with the remote signaling data in the GOOSE message, and skipping to execute the step B5); if the two are not matched, the test is judged to be unqualified, if the repeated test times are less than the maximum repeated test times T, the step B2) is executed, otherwise, the step B8) is executed;
B5) the station control layer network continuously transmits MMS manufacturing messages of the 61850-8 protocol to a telecontrol machine of the station control layer, and the telecontrol machine converts the MMS manufacturing messages of the 61850-8 protocol into telecontrol protocol data;
B6) the telecontrol machine sends telecontrol protocol data to a telecontrol station simulation module of the intelligent debugging equipment;
B7) the intelligent debugging equipment compares and analyzes remote signaling data in the telecontrol protocol data received by the telecontrol station simulation module with remote signaling data in the SV message, if the remote signaling data and the remote signaling data are matched, the test is judged to be qualified, and the step B8 is skipped to execute; if the two are not matched, the test is judged to be unqualified, if the repeated test times are less than the maximum repeated test times T, the step B5) is executed, otherwise, the step B8) is executed;
B8) recording the information that the test is unqualified, controlling the intelligent acceptance signal simulation device to stop outputting by the intelligent debugging device, and jumping to execute the step B9 after waiting for the invalid signal time T0);
B9) the intelligent debugging equipment judges whether the telecommand test scheme still has a next test point to be tested, and if the telecommand test scheme still has the next test point to be tested, the next test point is selected as the current test point, and then the step B2 is executed by skipping; otherwise, the test is finished.
6. The method as claimed in claim 5, wherein the initialization time of the disable signal time T0 in step B1) is 2 seconds, and the initialization time of the enable signal time T1 is 30 seconds.
7. The method of claim 5, wherein the maximum number of retests T is 3.
8. The method of claim 2, further comprising the step of performing an automatic closed loop test for a remote control test, the detailed steps comprising:
C1) a remote control test scheme is drawn up, and a telecontrol station simulation module of the intelligent debugging equipment is initialized to continuously output invalid signal time T0 and valid signal time T1; selecting a test point from the remote control test scheme as a current test point;
C2) aiming at the current test point, a telecontrol station simulation module of the intelligent debugging equipment outputs an invalid signal by default, after the invalid signal time T0 is delayed, the current test point is preset to be subjected to single-point selection, the operation of switching off or switching on is executed, the valid signal time T1 is delayed, and a telecontrol protocol remote control message is sent to a telecontrol machine positioned on a station control layer;
C3) the telecontrol machine positioned on the station control layer converts the telecontrol message into an MMS manufacturing message with 61850-8 protocol and transmits the MMS manufacturing message to the station control layer network;
C4) analyzing an MMS (multimedia messaging service) manufacturing message of a 61850-8 protocol monitored by the intelligent debugging equipment on the station control layer network to obtain data in a corresponding CSIW node, comparing and analyzing the data in the CSIW node with a remote control state line of a current test point in the telecontrol station simulation module, judging that the test is qualified if the data in the CSIW node is matched with the remote control state line of the current test point in the telecontrol station simulation module, and skipping to execute the step C5); if the two are not matched, the test is judged to be unqualified, if the repeated test times are less than the maximum repeated test times T, the step C2) is executed, otherwise, the step C8) is executed;
C5) the station control layer network continuously transmits MMS manufacturing messages of the 61850-8 protocol to the intelligent measurement and control device positioned on the bay layer, and the intelligent measurement and control device converts the MMS manufacturing messages of the 61850-8 protocol into GOOSE message protocol data;
C6) the intelligent measurement and control device positioned at the spacing layer sends the converted GOOSE message protocol data to the intelligent acceptance signal simulation device through the spacing layer network for receiving;
C7) the intelligent debugging equipment compares and analyzes the GOOSE message protocol data received by the intelligent acceptance signal simulation device with the remote control state line of the current test point in the telecontrol station simulation module of the intelligent debugging equipment, if the GOOSE message protocol data and the remote control state line are matched, the test is judged to be qualified, and the step C8 is skipped to execute; if the two are not matched, the test is judged to be unqualified, if the repeated test times are less than the maximum repeated test times T, the step C5) is executed, otherwise, the step C8) is executed;
C8) recording the information of unqualified test, and jumping to execute the step C9 after a telecontrol station simulation module of the intelligent debugging equipment waits for invalid signal time T0);
C9) the intelligent debugging equipment judges whether the remote control test scheme still has a next test point to be tested, and if the remote control test scheme still has the next test point to be tested, the next test point is selected as the current test point, and then the step C2 is executed by skipping; otherwise, the test is finished.
9. The method as claimed in claim 8, wherein the initialization time of the disable signal time T0 in step C1) is 2 seconds, and the initialization time of the enable signal time T1 is 30 seconds.
10. The method of claim 8, wherein the maximum number of retests T is 3.
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