CN110736609B - Optical port power testing method based on automatic matching - Google Patents
Optical port power testing method based on automatic matching Download PDFInfo
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- CN110736609B CN110736609B CN201911019796.4A CN201911019796A CN110736609B CN 110736609 B CN110736609 B CN 110736609B CN 201911019796 A CN201911019796 A CN 201911019796A CN 110736609 B CN110736609 B CN 110736609B
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- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
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Abstract
The invention relates to an optical port power testing method based on automatic matching, which is carried out as follows: searching each optical port of each IED according to the IEdname, finding the IED on the opposite side, and automatically matching the optical ports at the two ends according to the association relation of the IED process layers of the transformer substation analyzed by the configuration file and the recorded APPID and control block description; recording the power of the current closing-in and light-emitting opening, searching opposite side equipment, and if the power of the light opening of the opposite side equipment connected with the light opening is detected, automatically calculating the attenuation value of the optical fiber between the two equipment and automatically calculating the attenuation values of the light-emitting openings at the two sides. The invention can automatically match the connection of the optical interfaces between IEDs, automatically record power, check the test information of the optical interfaces, realize the automatic recording of the optical power in the whole process, and automatically calculate and predict attenuation values. Meanwhile, the data sets transmitted in the optical fiber, the number of the data sets and the communication model of the data sets are checked, and the accuracy of the model file of the intelligent substation is improved in multiple modes.
Description
Technical Field
The invention relates to an optical port power testing method, in particular to an optical port power testing method based on automatic matching.
Background
At present, an optical power meter is adopted to test the transceiving power of each optical port of each IED, the test result is manually recorded, after the test is finished, the transceiving optical ports between the two IEDs are manually matched according to an optical fiber connection table or graph, the two IEDs connected by one optical fiber are found, and the optical fiber connection attenuation value is calculated according to the measured transmitting and receiving optical power values at the two ends of the two IEDs. And the error is easy to occur, and manpower and material resources are consumed.
Disclosure of Invention
The invention provides an optical interface power testing method based on automatic matching, which aims to effectively reduce the workload of field workers on the optical interface power testing of IED equipment on the site of an intelligent substation, optimize the testing means and reduce the probability of human errors.
The technical scheme of the invention is as follows:
an optical port power test method based on automatic matching is carried out as follows:
searching each optical port of each IED according to the IEdname, finding the IED on the opposite side, and automatically matching the optical ports at the two ends according to the association relation of the IED process layers of the transformer substation analyzed by the configuration file and the recorded APPID and control block description;
recording the power of the current closing-in and light-emitting opening, searching opposite side equipment, and if the power of the light opening of the opposite side equipment connected with the light opening is detected, automatically calculating the attenuation value of the optical fiber between the two equipment and automatically calculating the attenuation values of the light-emitting openings at the two sides.
Further, the IEC61850-9-2 SV data sets, the number of GOOSE data sets and the communication model of the data sets transmitted in the optical fiber are checked at the same time.
The invention relates to an optical port power testing method based on automatic matching, which comprises the following steps:
step (1), selecting a light port to be tested of a first device to be tested IED, and analyzing an application identifier in a message; searching for the intelligent electronic equipment IEDX1 where the application identifier is located according to the configuration file of the intelligent substation;
step (2), judging whether the IEDX1 and the first device to be tested IED are equal, and if yes, recording a message and optical power of an optical port to be tested of the first device to be tested IED; if not, continuing to select the first IED to be tested;
step (3), a message application identifier of a first receiving port RX1 of the first device IED to be tested is analyzed, a device where the application identifier is located is searched, if the device does not exist, the searching is continued, and if the device exists, the device is determined to be a device at the opposite end of the first receiving port RX 1;
step (4), searching a first device to be tested IED in a device at the opposite end of the first receiving port RX1, judging whether the first device to be tested IED exists in the device, if yes, determining that the second sending port TX2 in the device and the first receiving port RX1 in the first device to be tested use the same optical fiber for connection, and then continuously judging whether all optical ports of the first device to be tested IED are tested completely; if not, directly judging whether all optical interfaces of the first device to be tested IED are tested completely;
if the test is finished, ending the round of test, and reselecting the device to continue; and if the test is not finished, selecting the next optical port of the first device IED to be tested, and continuing the test.
Compared with the prior art, the invention has the following beneficial effects:
the invention uses the uniqueness of an intelligent substation IED application identifier (APPID), analyzes the message information of an IED transmitting and receiving optical interface and obtains the APPID, compares the APPID with a total station configuration file to determine the IED to be tested, automatically matches the connection of the optical interface between the IEDs, automatically records power, checks optical interface test information, calculates the attenuation value of the optical interface, generates a report and the like, and realizes the automatic recording of optical power, the automatic calculation of the attenuation value and the early warning in the whole process. And meanwhile, the number of IEC61850-9-2 SV data sets, GOOSE data sets and communication models of the data sets transmitted in the optical fiber are checked, and the accuracy of the model files of the intelligent substation is improved in multiple ways.
Drawings
Fig. 1 is a schematic diagram of the optical port self-matching of the present invention.
Fig. 2 is a flow chart of the method of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of examples of the present invention, and not all examples. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1, the device under test IED1 of this embodiment includes an optical port 1-1 and an optical port 1-2, where an IED2 is recorded in the optical port 1-1, an IED3 is recorded in the optical port 1-2, a transmitting port TX1 of the optical port 1-1 is connected to a receiving port RX1 of the optical port 2-1 of the device IED2, and a transmitting port TX1 of the optical port 2-1 is connected to a receiving port RX1 of the optical port 1-1. The transmission port TX2 of the optical port 1-2 is connected to the reception port RX1 of the optical port 3-1 of the device IED2, and the transmission port TX1 of the optical port 3-1 is connected to the reception port RX1 of the optical port 1-2. The IED2 is in a tested state, and the IED3 is in an untested state.
In this embodiment, each optical port of each IED is searched according to the idename, the opposite IED is found, and the optical ports at the two ends are automatically matched according to the association relationship of the process level of the substation IED analyzed by the configuration file and the recorded APPID and control block description. Recording the power of the current closing-in and light-emitting opening, searching opposite side equipment, and if the power of the light opening of the opposite side equipment connected with the light opening is detected, automatically calculating the attenuation value of the optical fiber between the two equipment and automatically calculating the attenuation values of the light-emitting openings at the two sides.
As shown in fig. 2, the optical port power testing method based on automatic matching of this embodiment includes the following steps:
step (1), selecting a light port to be tested of a first device to be tested IED, and analyzing an application identifier in a message; searching for the intelligent electronic equipment IEDX1 where the application identifier is located according to the configuration file of the intelligent substation;
step (2), judging whether the IEDX1 and the first device to be tested IED are equal, and if yes, recording a message and optical power of an optical port to be tested of the first device to be tested IED; if not, continuing to select the first IED to be tested;
step (3), a message application identifier of a first receiving port RX1 of the first device IED to be tested is analyzed, a device where the application identifier is located is searched, if the device does not exist, the searching is continued, and if the device exists, the device is determined to be a device at the opposite end of the first receiving port RX 1;
step (4), searching a first device to be tested IED in a device at the opposite end of the first receiving port RX1, judging whether the first device to be tested IED exists in the device, if yes, determining that the second sending port TX2 in the device and the first receiving port RX1 in the first device to be tested use the same optical fiber for connection, and then continuously judging whether all optical ports of the first device to be tested IED are tested completely; if not, directly judging whether all optical interfaces of the first device to be tested IED are tested completely;
if the test is finished, ending the round of test, and reselecting the device to continue; and if the test is not finished, selecting the next optical port of the first device IED to be tested, and continuing the test. Through research of a message-based self-matching intelligent substation IED optical port power testing method, optical port power testing of IED equipment, automatic identification of an IED to be tested, automatic optical port matching, automatic calculation of optical fiber attenuation and automatic checking of an optical fiber logic link are expected to be achieved, and a testing result and a testing report can be automatically formed and output.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (2)
1. An optical port power test method based on automatic matching is characterized in that: the method comprises the following steps:
step (1), selecting a light port to be tested of a first device to be tested IED, and analyzing an application identifier in a message; searching the intelligent electronic equipment where the application identifier is located according to the configuration file of the intelligent substation;
step (2), judging whether the intelligent electronic equipment is equal to the first device to be tested IED, and if so, recording a message and optical power of an optical interface to be tested of the first device to be tested IED; if not, continuing to select the first IED to be tested;
step (3), a first receiving port message application identifier of the first device to be tested IED is analyzed, a device where the application identifier is located is searched, if the device does not exist, the searching is continued, and if the device exists, the device is determined to be a device at the opposite end of the first receiving port;
step (4), searching a first device IED to be tested in a device at the opposite end of the first receiving port, judging whether the first device IED to be tested exists in the device, if so, determining that a second sending port in the device and a first receiving port in the first device IED to be tested are connected by using the same optical fiber, and then continuously judging whether all optical port tests of the first device IED to be tested are finished; if not, directly judging whether all optical interfaces of the first device to be tested IED are tested completely;
if the test is finished, ending the round of test, and reselecting the device to continue; and if the test is not finished, selecting the next optical port of the first device IED to be tested, and continuing the test.
2. The optical port power testing method based on automatic matching as claimed in claim 1, wherein: and simultaneously checking the IEC61850-9-2 SV data set, the GOOSE data set number and the communication model of the data set transmitted in the optical fiber.
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