CN102591194B - Intelligent test system and method used for IRIG (Inter-range Instrumentation Group)-B code fault-tolerant function of time synchronizer - Google Patents
Intelligent test system and method used for IRIG (Inter-range Instrumentation Group)-B code fault-tolerant function of time synchronizer Download PDFInfo
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Abstract
The invention relates of an intelligent test system and a method used for IRIG (Inter-range Instrumentation Group)-B code fault-tolerant functions of a time synchronizer. The intelligent test system comprises a management machine and an IRIG-B code test device, wherein the managing machine is used for running test, analysis and management programs, and the IRIG-B code test device is connected with the management machine by a communication link to realize program control. The intelligent test system is characterized by being provided with an intelligent time frequency signal switcher, the program control of the management machine is realized by the test, analysis and management programs in the management machine, and the switching of the program control is carried out by the intelligent time frequency signal switcher. The intelligent test system is used for testing an IRIG-B code precision recognizing function, an IRIG-B code leap second processing function, and a IRIG-B code leap year processing function. Under the condition of no manual intervention, the intelligent test system and the test method can easily and effectively carry out an intelligent test on the IRIG-B code fault-tolerant function and performance of the time synchronizer, and actually enhance the intelligent level of testing the complex functions and the performance of the time synchronizer. The test performance is accurate, the test efficiency is high, and the test time is greatly shortened.
Description
Technical field
The present invention relates to the test of time synchronized and temporal frequency, particularly relate to a kind of intelligent test system and method for time synchronism equipment IRIG-B code fault tolerance.
Background technology
Existing temporal frequency testing apparatus can only be carried out performance test to certain single frequency time signal, can not be to the integration test that comprises the signal redundancy test of time synchronism equipment complicated business performance and function.international target range instrument group (Inter Range Instrumentation Group, initialism is IRIG)-B timing code (hereinafter to be referred as the IRIG-B code) tolerating measure is that the user assigns IRIG-B code tolerating measure test assignment by the test analysis management software of being set up the communication connection by communication link to IRIG-B code testing apparatus, control the IRIG-B code of IRIG-B code testing apparatus output different accuracy, IRIG-B code and leap year IRIG-B code with the leap second sign, after the Intelligent time frequency signal switcher switching, input signal as tested time synchronism equipment, the recognition function of the tested time synchronism equipment of controlled test to the IRIG-B code of different accuracy again, and to the leap second processing capacity and leap year processing capacity of IRIG-B code, comprise test data collection and storage, and test process record, in order to test data is managed and analyzes.But, there is not yet so far the System and method for that the above-mentioned fault tolerance of IRIG-B code of time synchronism equipment is carried out intelligent test.
Summary of the invention
A technical matters to be solved by this invention is the defective that makes up above-mentioned prior art, and a kind of time synchronism equipment time IRIG-B code fault tolerance intelligent test system is provided.
Another technical matters to be solved by this invention is the defective that makes up above-mentioned prior art, a kind of time synchronism equipment IRIG-B code fault tolerance intelligent test method is provided, comprise time synchronism equipment IRIG-B code precision recognition function intelligent test method, time synchronism equipment IRIG-B code leap second processing capacity intelligent test method, and time synchronism equipment IRIG-B code leap year processing capacity intelligent test method.
Time synchronism equipment IRIG-B code fault tolerance intelligent test system technical matters of the present invention is solved by the following technical programs.
This time synchronism equipment IRIG-B code fault tolerance intelligent test system comprises the supervisor of operation test analysis supervisory routine, and realizes program control IRIG-B code testing apparatus by communication link connection management machine.
The characteristics of this time synchronism equipment IRIG-B code fault tolerance intelligent test system are:
Be provided with Intelligent time frequency signal switcher, described Intelligent time frequency signal switcher is connected with described supervisor by communication link, also respectively with described IRIG-B code testing apparatus, and tested time synchronism equipment connects.
The program control of described supervisor realized by the test analysis supervisory routine that runs in supervisor.
Carry out respectively following program control switching by described Intelligent time frequency signal switcher:
Switch to described IRIG-B code testing apparatus with the tested IRIG-B code of described tested time synchronism equipment output is program control, be used for the precision recognition function of test I RIG-B code, the leap second processing capacity of IRIG-B code, and the leap year processing capacity of IRIG-B code.
Time synchronism equipment IRIG-B code fault tolerance Intelligentized test system technical matters of the present invention is solved by following further technical scheme.
Described supervisor is PC.
Described IRIG-B code testing apparatus is that model is the dual star topology split-second precision Frequency tester of GCT2000.
described Intelligent time frequency signal switcher, comprise microprocessor module, the IRIG-B code module that programmed control end and the output terminal of microprocessor module are connected by the programmed control bus, realize by communication link and supervisor the communication control module that communication is connected, and be connected respectively with above-mentioned module the power module that working power is provided, the input end of described IRIG-B code module is connected with the standard IR IG-B code output terminal of described IRIG-B code testing apparatus, the output terminal of described IRIG-B code module is connected with the signal-under-test output terminal of described Intelligent time frequency signal switcher, be used for the expansion of IRIG-B coded signal, interface compatibility and programmed control are switched.
Described tested time synchronism equipment is provided with the input interface that receives exterior I RIG-B code, and the output interface of output IRIG-B code.
Time synchronism equipment IRIG-B code fault tolerance Intelligentized test system technical matters of the present invention is solved by following further technical scheme.
The microprocessor module of described Intelligent time frequency signal switcher is controlled relevant programmed control relay switch and programmed control radio-frequency (RF) switch break-make by the GPIO mouth level of set MCU, realizes the control and management function of IRIG-B code.
The IRIG-B code module of described Intelligent time frequency signal switcher comprises:
The first expansion module of four tunnel outputs is arranged, and the input end of described the first expansion module is connected with the standard IR IG-B code output circuit of described IRIG-B code testing apparatus;
The the first two-way programmed control relay, the TTL/485 signal conversion module that connect successively, the two-way input end of described the first two-way programmed control relay is connected with the two-way output terminal of described the first expansion module respectively, the two-way output terminal of described TTL/485 signal conversion module is respectively the output terminal that can be joined B code standard source by the programme controlled two path signal interface of described microprocessor module TTL/485, and the B code can be set to TTL or the electric type of RS-485;
The the second two-way programmed control relay, the electrooptic conversion module that connect successively, the two-way input end of described the second two-way programmed control relay is connected with the two-way output terminal of described the first expansion module respectively, and the two-way output terminal of described electrooptic conversion module is respectively the output terminal by the programme controlled two ways of optical signals interface of described microprocessor module B code standard source;
the first photoelectric conversion module that connects successively, the 3rd two-way programmed control relay, the input end of described the first photoelectric conversion module is connected with the optical signal interface output circuit of tested IRIG-B code, the output terminal of described the first photoelectric conversion module is connected with one road input end of described the 3rd two-way programmed control relay, the electric signal interface output circuit of the tested IRIG-B code of the time synchronism equipment that another road input end of described the 3rd two-way programmed control relay is direct and tested is connected, the output terminal of described the 3rd two-way programmed control relay is is the output terminal of B code electric signal interface by programme controlled one road signal-under-test output terminal of described microprocessor module.
Time synchronism equipment IRIG-B code fault tolerance intelligent testing method technical matters of the present invention is solved by following three kinds of technical schemes.
A kind of time synchronism equipment IRIG-B code precision recognition function intelligent test method that adopts above-mentioned time synchronism equipment IRIG-B code fault tolerance Intelligentized test system, supervisor operation test analysis supervisory routine in described Intelligentized test system is respectively by communication link program-controlled intelligent time frequency signal switcher and IRIG-B code testing apparatus.
A kind of characteristics of the time synchronism equipment IRIG-B code precision recognition function intelligent test method of above-mentioned time synchronism equipment IRIG-B code fault tolerance Intelligentized test system that adopt are:
Following substep is arranged successively:
1) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, the pinpoint accuracy that meets test request by IRIG-B code testing apparatus output is that the IRIG-B code of 0x00 is to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
2) tested time synchronism equipment carries out dissection process to described test reference signal, adjust internal clocking, the corresponding IRIG-B code of synchronous output after the Intelligent time frequency signal switcher switching, exports IRIG-B code testing apparatus to as signal-under-test;
3) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, test data is lasted at least 2 minutes by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage;
4) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, the most bad degree of accuracy that meets test request by IRIG-B code testing apparatus output is that the IRIG-B code of 0x0F is to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
5) tested time synchronism equipment carries out dissection process to described test reference signal, no longer adjust internal clocking, enter into self punctual state, export corresponding IRIG-B code, after the Intelligent time frequency signal switcher switching, export IRIG-B code testing apparatus to as signal-under-test, automatically adjusted simultaneously leading at least 4 minutes its current time of IRIG-B code output time of IRIG-B code testing apparatus by supervisor, be used for identifying tested time synchronism equipment and whether enter self punctual state;
6) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, test data is lasted at least 2 minutes by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage;
7) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, the pinpoint accuracy that meets test request by IRIG-B testing apparatus output is that the IRIG-B code of 0x00 is to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
8) tested time synchronism equipment carries out dissection process to described test reference signal, export corresponding IRIG-B code, after the Intelligent time frequency signal switcher switching, export IRIG-B code testing apparatus to as signal-under-test, the IRIG-B code output time that while is adjusted IRIG-B code testing apparatus automatically by supervisor lags behind 4 minutes its current time at least, be used for step 5) the leading time of adjustment of IRIG-B code testing apparatus is recovered, when keeping normally walking;
9) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, test data is by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage, after lasting at least 2 minutes, the Data acquisition and storage process finishes;
10) browsing data and analysis
described browsing data is browsed and is analyzed the image data that is stored in supervisor by the test analysis supervisory routine by the tester with analysis, analyze content and comprise whether the IRIG-B code of analyzing tested time synchronism equipment output had the span of leading 5 minutes at the 5th minute that tests beginning, if find that there was the span of leading 5 minutes the IRIG-B code time of tested time synchronism equipment output at the 5th minute that tests beginning, illustrate that tested time synchronism equipment is wrong to the IRIG-B precision recognition function of input, if find that there was not the span of leading 5 minutes the IRIG-B code time of tested time synchronism equipment output at the 5th minute that tests beginning, illustrate that tested time synchronism equipment is normal to the IRIG-B precision recognition function of input, reach corresponding test purpose, finally complete whole test process.
A kind of time synchronism equipment IRIG-B code leap second processing capacity intelligent test method that adopts above-mentioned time synchronism equipment IRIG-B code fault tolerance Intelligentized test system, supervisor operation test analysis supervisory routine in described Intelligentized test system is respectively by communication link program-controlled intelligent time frequency signal switcher and IRIG-B code testing apparatus.
A kind of characteristics of the time synchronism equipment IRIG-B code leap second processing capacity intelligent test method of above-mentioned time synchronism equipment IRIG-B code fault tolerance Intelligentized test system that adopt are:
Following substep is arranged successively:
1) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, by IRIG-B code testing apparatus the 10th second next minute output with the positive leap second advance notice the IRIG-B code to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
2) tested time synchronism equipment carries out dissection process to described test reference signal, synchronously exports corresponding IRIG-B code, after the Intelligent time frequency signal switcher switching, exports IRIG-B code testing apparatus to as signal-under-test;
3) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, test data is by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage, last at least 3 minutes, whether be used for analyzing tested time synchronism equipment identifies the leap second advance notice, whether correctly exported signal-under-test, whether carried out correct leap second and processed, and whether normally exported signal-under-test after the leap second processing finishes;
4) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, by IRIG-B code testing apparatus the 10th second next minute output with the negative leap second advance notice the IRIG-B code to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
5) tested time synchronism equipment carries out dissection process to described test reference signal, synchronously exports corresponding IRIG-B code, after the Intelligent time frequency signal switcher switching, exports IRIG-B code testing apparatus to as signal-under-test;
6) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, test data is by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage, last at least 3 minutes, whether be used for analyzing tested time synchronism equipment identifies the leap second advance notice, whether correctly exported signal-under-test, whether carried out correct leap second and processed, and whether normally exported signal-under-test after the leap second processing finishes;
7) browsing data and analysis
described browsing data is browsed and is analyzed the image data that is stored in supervisor by the test analysis supervisory routine by the tester with analysis, analyze content and comprise whether the IRIG-B code of analyzing tested time synchronism equipment output just has, negative leap second, predict, and whether output time is just meeting, the negative leap second processing rule, if find that the IRIG-B code of tested time synchronism equipment output does not just have, negative leap second, predict, and output time does not just meet, the negative leap second processing rule, illustrate that tested time synchronism equipment is wrong to the leap second processing capacity of the IRIG-B code of input, if find that the IRIG-B code of tested time synchronism equipment output just has, negative leap second, predict, and output time just meets, the negative leap second processing rule, illustrate that tested time synchronism equipment is normal to the leap second processing capacity of the IRIG-B code of input, reach corresponding test purpose, finally complete whole test process.
A kind of time synchronism equipment IRIG-B code leap year processing capacity intelligent test method that adopts above-mentioned time synchronism equipment IRIG-B code fault tolerance Intelligentized test system, supervisor operation test analysis supervisory routine in described Intelligentized test system is respectively by communication link program-controlled intelligent time frequency signal switcher and IRIG-B code testing apparatus.
A kind of characteristics of the time synchronism equipment IRIG-B code leap year processing capacity intelligent test method of above-mentioned time synchronism equipment IRIG-B code fault tolerance Intelligentized test system that adopt are:
Following substep is arranged successively:
1) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, exporting its current time by IRIG-B code testing apparatus is that the IRIG-B code in 11: 58: 30 on the 28th February in a certain leap year is to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
2) tested time synchronism equipment carries out dissection process to described test reference signal, the corresponding IRIG-B code of synchronous output, after the Intelligent time frequency signal switcher switching, export IRIG-B code testing apparatus to as signal-under-test, after 30 seconds, automatically control Intelligent time frequency signal switcher by supervisor and disconnect the IRIG-B code that is input to tested time synchronism equipment;
3) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, complete documentation and whether analyze the tested time synchronism equipment transient process of 0: 0: 0 on the 29th from 11: 59: 59 on the 28th February to February correct, after finishing, the leap year processing whether normally exported signal-under-test, test data is by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage, after lasting at least 3 minutes, the Data acquisition and storage process finishes;
4) browsing data and analysis
described browsing data is browsed and is analyzed the image data that is stored in supervisor by the test analysis supervisory routine by the tester with analysis, analyze content and comprise that whether the IRIG-B code of analyzing tested time synchronism equipment output is 0: 0: 0 on the 29th February that entered into certain leap year at 11 o'clock in 59 minutes in 59 seconds on February 28 by certain leap year, if find that the IRIG-B code of tested time synchronism equipment output is not 0: 0: 0 on the 29th February that entered into certain leap year at 11 o'clock in 59 minutes in 59 seconds on February 28 by certain leap year, illustrate that tested time synchronism equipment is wrong to the leap year processing capacity of the IRIG-B code of input, if find that the IRIG-B code of tested time synchronism equipment output is 0: 0: 0 on the 29th February that entered into certain leap year at 11 o'clock in 59 minutes in 59 seconds on February 28 by certain leap year, illustrate that tested time synchronism equipment is normal to the leap year processing capacity of the IRIG-B code of input, reach corresponding test purpose, finally complete whole test process.
The present invention's beneficial effect compared with prior art is:
by running on test analysis supervisory routine in supervisor to IRIG-B code testing apparatus, Intelligent time frequency signal switcher carries out program control, make organic cooperation between each controlled plant, can be in the situation that need not manual intervention, easy and effectively time synchronism equipment IRIG-B code fault tolerance and performance are carried out effective intelligent test, conscientiously improve the intelligent level of time synchronism equipment complicated business function and performance test, test performance is more accurate, testing efficiency is higher, test duration shortens greatly, realized that test process is intelligent, standardization, signal switches, data acquisition, resolve, calculate, statistics, the storage robotization, adopt database technology to carry out the integrated management of system information and test data, data management is specialized, data retrieval and analysis are very convenient.Can greatly save the human cost of test, maximizedly reduce the error that manual test causes.After test is completed, can generate test report according to test data, conveniently temporal frequency service feature and the function of tested equipment are carried out objective evaluation, can be widely used in time synchronism equipment IRIG-B code fault tolerance and the Properties Testing in the fields such as electric power, telecommunications.
Description of drawings
Fig. 1 is the test macro compositional block diagram of the specific embodiment of the invention;
Fig. 2 is the compositional block diagram of the Intelligent time frequency signal switcher in Fig. 1;
Fig. 3 is the compositional block diagram of the IRIG-B code module in Fig. 2.
Embodiment
Below in conjunction with embodiment and contrast accompanying drawing the present invention will be described.
A kind of time synchronism equipment IRIG-B code fault tolerance Intelligentized test system as shown in Fig. 1～3, comprise operation test analysis supervisory routine 2 supervisor 1, realize program control IRIG-B code testing apparatus 4 by communication link 6 connection management machines 1.
Be provided with Intelligent time frequency signal switcher 3, it is connected with supervisor 1 by communication link 6, also respectively with IRIG-B code testing apparatus 4, and tested time synchronism equipment 5 connects, the program control of supervisor 1 realized by the test analysis supervisory routine 2 that runs in supervisor 1, carries out respectively following program control switching by Intelligent time frequency signal switcher 3:
With the program control IRIG-B code testing apparatus 4 that switches to of tested IRIG-B code of tested time synchronism equipment 5 outputs, be used for the precision recognition function of test I RIG-B code, the leap second processing capacity of IRIG-B code, and the leap year processing capacity of IRIG-B code.
IRIG-B code testing apparatus 4 is that model is the dual star topology split-second precision Frequency tester of GCT2000.
Intelligent time frequency signal switcher 3 comprises that model is the microprocessor module 12 of LM3S6911, the IRIG-B code module 15 that programmed control end and the output terminal of microprocessor module 12 are connected by programmed control bus 11, realize that by communication link 6 and supervisor 1 the employing model that communication is connected is the microcontroller chip of LM3S6911 and the communication control module 16 of the RJ45 that model is HR911105A, and be connected respectively with above-mentioned module that the employing of working power model is provided is the power module 13 of the power supply chip of LM1117MPX-2.5 and LT1085CM3.3, the input end of IRIG-B code module 15 is connected with the standard IR IG-B code output terminal of IRIG-B code testing apparatus 4, the output terminal of IRIG-B code module 15 is connected with the signal-under-test output terminal of Intelligent time frequency signal switcher 3.Intelligent time frequency signal switcher 3 also comprises GPS/ Beidou antenna signaling module 14,1PPS timing pulse module 17 and 10MHz frequency signal module 10.
Tested time synchronism equipment 5 is provided with the time input interface that receives exterior I RIG-B code, and the output interface of output IRIG-B code.
The IRIG-B code module 15 of Intelligent time frequency signal switcher 3 is used for the expansion of IRIG-B coded signal, interface compatibility and programmed control to be switched, and it comprises:
The model that four tunnel outputs are arranged is that the input end of the first expansion module 18, the first expansion modules 18 of 74ACT04 is connected with standard IR IG-B code output circuit;
The model that connects successively is that the first two-way programmed control relay 22, the employing model of TQ2SA-5V is the TTL/485 signal conversion module 19 of 75LBC176, the two-way input end of the first two-way programmed control relay 22 is connected with the two-way output terminal of the first expansion module 18 respectively, the two-way output terminal of TTL/485 signal conversion module 19 is respectively the output terminal that can be joined B code standard source by the programme controlled two path signal interface of microprocessor module 12 TTL/485, and the B code can be set to TTL or the electric type of RS-485;
The model that connects successively is that the second two-way programmed control relay 23, the employing model of TQ2SA-5V is the fiber optical transceiver of HFBR-1414TZ and the electrooptic conversion module 20 of the logic gate chip that model is 74ACTQ00, the two-way input end of the second two-way programmed control relay 23 is connected with the two-way output terminal of the first expansion module 18 respectively, and the two-way output terminal of electrooptic conversion module 20 is respectively the output terminal by the programme controlled two ways of optical signals interface of microprocessor module 12 B code standard source;
the employing model that connects successively is the fiber optical transceiver of HFBR2416TZ and the first photoelectric conversion module 21 of the logic gate chip that model is LT1016CSB, model is the 3rd two-way programmed control relay 24 of TQ2SA-5V, the input end of the first photoelectric conversion module 21 is connected with the optical signal interface output circuit of tested IRIG-B code, the output terminal of the first photoelectric conversion module 21 is connected with one road input end of the 3rd two-way programmed control relay 24, another road input end of the 3rd two-way programmed control relay 24 directly is connected with the electric signal interface output circuit of tested IRIG-B code, the output terminal of the 3rd two-way programmed control relay 24 is is the output terminal of B code electric signal interface by programme controlled one road signal-under-test output terminal of microprocessor module 12.
Adopt the Intelligentized test system test duration synchronizer IRIG-B code precision recognition function of this embodiment, following substep arranged successively:
1) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, the pinpoint accuracy that meets test request by IRIG-B code testing apparatus output is that the IRIG-B code of 0x00 is to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
2) tested time synchronism equipment carries out dissection process to described test reference signal, adjust internal clocking, the corresponding IRIG-B code of synchronous output after the Intelligent time frequency signal switcher switching, exports IRIG-B code testing apparatus to as signal-under-test;
3) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, test data is lasted 2 minutes by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage;
4) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, the most bad degree of accuracy that meets test request by IRIG-B code testing apparatus output is that the IRIG-B code of 0x0F is to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
5) tested time synchronism equipment carries out dissection process to described test reference signal, no longer adjust internal clocking, enter into self punctual state, export corresponding IRIG-B code, after the Intelligent time frequency signal switcher switching, export IRIG-B code testing apparatus to as signal-under-test, automatically adjusted simultaneously leading 5 minutes its current time of IRIG-B code output time of IRIG-B code testing apparatus by supervisor;
6) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, test data is lasted 2 minutes by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage;
7) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, the pinpoint accuracy that meets test request by IRIG-B code testing apparatus output is that the IRIG-B code of 0x00 is to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
8) tested time synchronism equipment carries out dissection process to described test reference signal, export corresponding IRIG-B code, after the Intelligent time frequency signal switcher switching, export IRIG-B code testing apparatus to as signal-under-test, the IRIG-B code output time that while is adjusted IRIG-B code testing apparatus automatically by supervisor lags behind 5 minutes its current time, be used for step 5) the leading time of adjustment of IRIG-B code testing apparatus is recovered, when keeping normally walking;
9) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, test data is by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage, after lasting 2 minutes, the Data acquisition and storage process finishes;
10) browsing data and analysis
described browsing data is browsed and is analyzed the image data that is stored in supervisor by the test analysis supervisory routine by the tester with analysis, analyze content and comprise whether the IRIG-B code of analyzing tested time synchronism equipment output had the span of leading 5 minutes at the 5th minute that tests beginning, if find that there was the span of leading 5 minutes the IRIG-B code time of tested time synchronism equipment output at the 5th minute that tests beginning, illustrate that tested time synchronism equipment is wrong to the IRIG-B precision recognition function of input, if find that there was not the span of leading 5 minutes the IRIG-B code time of tested time synchronism equipment output at the 5th minute that tests beginning, illustrate that tested time synchronism equipment is normal to the IRIG-B precision recognition function of input, reach corresponding test purpose, finally complete whole test process.
Adopt the Intelligentized test system test duration synchronizer IRIG-B code leap second of this embodiment to process other function, following substep arranged successively:
1) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, by IRIG-B code testing apparatus the 10th second next minute output with the positive leap second advance notice the IRIG-B code to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
2) tested time synchronism equipment carries out dissection process to described test reference signal, synchronously exports corresponding IRIG-B code, after the Intelligent time frequency signal switcher switching, exports IRIG-B code testing apparatus to as signal-under-test;
3) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, test data is by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage, last 3 minutes, whether wherein be used for analyzing tested time synchronism equipment on the 1st minute identifies the leap second advance notice, whether correctly exported signal-under-test, be used in the 2nd minute analyzing and distinguish whether tested time synchronism equipment has carried out correct leap second and processed, be used in the 3rd minute analyzing and distinguish whether tested time synchronism equipment has normally exported signal-under-test after the leap second processing finishes,
4) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, by IRIG-B code testing apparatus the 10th second next minute output with the negative leap second advance notice the IRIG-B code to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
5) tested time synchronism equipment carries out dissection process to described test reference signal, synchronously exports corresponding IRIG-B code, after the Intelligent time frequency signal switcher switching, exports IRIG-B code testing apparatus to as signal-under-test;
6) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, test data is by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage, after lasting 3 minutes, the Data acquisition and storage process finishes, whether wherein be used for analyzing tested time synchronism equipment on the 1st minute identifies the leap second advance notice, whether correctly exported signal-under-test, be used in the 2nd minute analyzing and distinguish whether tested time synchronism equipment has carried out correct leap second and processed, be used in the 3rd minute analyzing and distinguish whether tested time synchronism equipment has normally exported signal-under-test after the leap second processing finishes,
7) browsing data and analysis
described browsing data is browsed and is analyzed the image data that is stored in supervisor by the test analysis supervisory routine by the tester with analysis, analyze content and comprise whether the IRIG-B code of analyzing tested time synchronism equipment output just has, negative leap second, predict, and whether output time is just meeting, the negative leap second processing rule, if find that the IRIG-B code of tested time synchronism equipment output does not just have, negative leap second, predict, and output time does not just meet, the negative leap second processing rule, illustrate that tested time synchronism equipment is wrong to the leap second processing capacity of the IRIG-B code of input, if find that the IRIG-B code of tested time synchronism equipment output just has, negative leap second, predict, and output time just meets, the negative leap second processing rule, illustrate that tested time synchronism equipment is normal to the leap second processing capacity of the IRIG-B code of input, reach corresponding test purpose, finally complete whole test process.
Adopt the Intelligentized test system test duration synchronizer IRIG-B code leap year of this embodiment to process other function, following substep arranged successively:
1) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, exporting its current time by IRIG-B code testing apparatus is that the IRIG-B code in 11: 58: 30 on the 28th February in a certain leap year is to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
2) tested time synchronism equipment carries out dissection process to described test reference signal, the corresponding IRIG-B code of synchronous output, after the Intelligent time frequency signal switcher switching, export IRIG-B code testing apparatus to as signal-under-test, after 30 seconds, automatically control Intelligent time frequency signal switcher by supervisor and disconnect the IRIG-B code that is input to tested time synchronism equipment;
3) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, complete documentation and whether analyze the tested time synchronism equipment transient process of 0: 0: 0 on the 29th from 11: 59: 59 on the 28th February to February correct, after finishing, the leap year processing whether normally exported signal-under-test, test data is by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage, after lasting 3 minutes, the Data acquisition and storage process finishes;
4) browsing data and analysis
Described browsing data is browsed and is analyzed the image data that is stored in supervisor by the test analysis supervisory routine by the tester with analysis, analyze content and comprise that whether the IRIG-B code of analyzing tested time synchronism equipment output is 0: 0: 0 on the 29th February that entered into certain leap year at 11 o'clock in 59 minutes in 59 seconds on February 28 by certain leap year
if find that the IRIG-B code of tested time synchronism equipment output is not 0: 0: 0 on the 29th February that entered into certain leap year at 11 o'clock in 59 minutes in 59 seconds on February 28 by certain leap year, illustrate that tested time synchronism equipment is wrong to the leap year processing capacity of the IRIG-B code of input, if find that the IRIG-B code of tested time synchronism equipment output is 0: 0: 0 on the 29th February that entered into certain leap year at 11 o'clock in 59 minutes in 59 seconds on February 28 by certain leap year, illustrate that tested time synchronism equipment is normal to the leap year processing capacity of the IRIG-B code of input, reach corresponding test purpose, finally complete whole test process.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention; make without departing from the inventive concept of the premise some alternative or obvious modification that are equal to; and performance or purposes identical, all should be considered as belonging to the scope of patent protection that the present invention is determined by claims of submitting to.
Claims (10)
1. a time synchronism equipment IRIG-B code fault tolerance intelligent test system, comprise the supervisor of operation test analysis supervisory routine, and realize program control IRIG-B code testing apparatus by communication link connection management machine, it is characterized in that:
Be provided with Intelligent time frequency signal switcher, described Intelligent time frequency signal switcher is connected with described supervisor by communication link, also respectively with described IRIG-B code testing apparatus, and tested time synchronism equipment connects;
The program control of described supervisor realized by the test analysis supervisory routine that runs in supervisor;
Carry out respectively following program control switching by described Intelligent time frequency signal switcher:
Switch to described IRIG-B code testing apparatus with the tested IRIG-B code of described tested time synchronism equipment output is program control, be used for the precision recognition function of test I RIG-B code, the leap second processing capacity of IRIG-B code, and the leap year processing capacity of IRIG-B code.
2. time synchronism equipment IRIG-B code fault tolerance intelligent test system as claimed in claim 1 is characterized in that:
described Intelligent time frequency signal switcher, comprise microprocessor module, the IRIG-B code module that programmed control end and the output terminal of microprocessor module are connected by the programmed control bus, realize by communication link and supervisor the communication control module that communication is connected, and be connected respectively with above-mentioned module the power module that working power is provided, the input end of described IRIG-B code module is connected with the standard IR IG-B code output terminal of described IRIG-B code testing apparatus, the output terminal of described IRIG-B code module is connected with the signal-under-test output terminal of described Intelligent time frequency signal switcher, be used for the expansion of IRIG-B coded signal, interface compatibility and programmed control are switched.
3. time synchronism equipment IRIG-B code fault tolerance intelligent test system as claimed in claim 2 is characterized in that:
The microprocessor module of described Intelligent time frequency signal switcher is controlled relevant programmed control relay switch and programmed control radio-frequency (RF) switch break-make by the GPIO mouth level of set MCU, realizes the control and management function of IRIG-B code.
4. time synchronism equipment IRIG-B code fault tolerance intelligent test system as claimed in claim 3 is characterized in that:
The IRIG-B code module of described Intelligent time frequency signal switcher comprises:
The first expansion module of four tunnel outputs is arranged, and the input end of described the first expansion module is connected with the standard IR IG-B code output terminal of described IRIG-B code testing apparatus;
The the first two-way programmed control relay, the TTL/485 signal conversion module that connect successively, the two-way input end of described the first two-way programmed control relay is connected with the two-way output terminal of described the first expansion module respectively, the two-way output terminal of described TTL/485 signal conversion module is respectively the output terminal that can be joined B code standard source by the programme controlled two path signal interface of described microprocessor module TTL/485, and the B code can be set to TTL or the electric type of RS-485;
The the second two-way programmed control relay, the electrooptic conversion module that connect successively, the two-way input end of described the second two-way programmed control relay is connected with the two-way output terminal of described the first expansion module respectively, and the two-way output terminal of described electrooptic conversion module is respectively the output terminal by the programme controlled two ways of optical signals interface of described microprocessor module B code standard source;
the first photoelectric conversion module that connects successively, the 3rd two-way programmed control relay, the input end of described the first photoelectric conversion module is connected with the optical signal interface output circuit of tested IRIG-B code, the output terminal of described the first photoelectric conversion module is connected with one road input end of described the 3rd two-way programmed control relay, the electric signal interface output circuit of the tested IRIG-B code of the time synchronism equipment that another road input end of described the 3rd two-way programmed control relay is direct and tested is connected, the output terminal of described the 3rd two-way programmed control relay is is the output terminal of B code electric signal interface by programme controlled one road signal-under-test output terminal of described microprocessor module.
5. time synchronism equipment IRIG-B code fault tolerance intelligent test system as claimed in claim 4 is characterized in that:
Described supervisor is PC.
6. time synchronism equipment IRIG-B code fault tolerance intelligent test system as claimed in claim 5 is characterized in that:
Described IRIG-B code testing apparatus is that model is the dual star topology split-second precision Frequency tester of GCT2000.
7. time synchronism equipment IRIG-B code fault tolerance intelligent test system as claimed in claim 6 is characterized in that:
Described tested time synchronism equipment is provided with the time input interface that receives exterior I RIG-B code, and the output interface of output IRIG-B code.
8. the time synchronism equipment IRIG-B code precision recognition function intelligent test method of the time synchronism equipment IRIG-B code fault tolerance intelligent test system of any one in an employing such as claim 1 to 7, supervisor operation test analysis supervisory routine in described intelligent test system, by communication link program-controlled intelligent time frequency signal switcher and IRIG-B code testing apparatus, it is characterized in that respectively:
Following substep is arranged successively:
1) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, the pinpoint accuracy that meets test request by IRIG-B code testing apparatus output is that the IRIG-B code of 0x00 is to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
2) tested time synchronism equipment carries out dissection process to described test reference signal, adjusts internal clocking, synchronously exports corresponding IRIG-B code, after the Intelligent time frequency signal switcher switching, exports IRIG-B code testing apparatus to as signal-under-test;
3) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, test data is lasted at least 2 minutes by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage;
4) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, the most bad degree of accuracy that meets test request by IRIG-B code testing apparatus output is that the IRIG-B code of 0x0F is to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
5) tested time synchronism equipment carries out dissection process to described test reference signal, no longer adjust internal clocking, enter into self punctual state, export corresponding IRIG-B code, after the Intelligent time frequency signal switcher switching, export IRIG-B code testing apparatus to as signal-under-test, automatically adjusted simultaneously leading at least 4 minutes its current time of IRIG-B code output time of IRIG-B code testing apparatus by supervisor, be used for identifying tested time synchronism equipment and whether enter self punctual state;
6) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, test data is lasted at least 2 minutes by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage;
7) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, the pinpoint accuracy that meets test request by IRIG-B code testing apparatus output is that the IRIG-B code of 0x00 is to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
8) tested time synchronism equipment carries out dissection process to described test reference signal, export corresponding IRIG-B code, after the Intelligent time frequency signal switcher switching, export IRIG-B code testing apparatus to as signal-under-test, the IRIG-B code output time that while is adjusted IRIG-B code testing apparatus automatically by supervisor lags behind 4 minutes its current time at least, be used for step 5) was recovered the leading time of adjustment of IRIG-B code testing apparatus, when keeping normally walking;
9) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, test data is by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage, after lasting at least 2 minutes, the Data acquisition and storage process finishes;
10) browsing data and analysis
described browsing data is browsed and is analyzed the image data that is stored in supervisor by the test analysis supervisory routine by the tester with analysis, analyze content and comprise whether the IRIG-B code of analyzing tested time synchronism equipment output had the span of leading at least 4 minutes at the 5th minute that tests beginning, if find that there was the span of leading at least 4 minutes the IRIG-B code time of tested time synchronism equipment output at the 5th minute that tests beginning, illustrate that tested time synchronism equipment is wrong to the IRIG-B precision recognition function of input, if find that there was not the span of leading at least 4 minutes the IRIG-B code time of tested time synchronism equipment output at the 5th minute that tests beginning, illustrate that tested time synchronism equipment is normal to the IRIG-B precision recognition function of input, reach corresponding test purpose, finally complete whole test process.
9. the time synchronism equipment IRIG-B code leap second processing capacity intelligent test method of the time synchronism equipment IRIG-B code fault tolerance Intelligentized test system of any one in an employing such as claim 1 to 7, supervisor operation test analysis supervisory routine in described Intelligentized test system, by communication link program-controlled intelligent time frequency signal switcher and IRIG-B code testing apparatus, it is characterized in that respectively:
Following substep is arranged successively:
1) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, by IRIG-B code testing apparatus the 10th second next minute output with the positive leap second advance notice the IRIG-B code to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
2) tested time synchronism equipment carries out dissection process to described test reference signal, synchronously exports corresponding IRIG-B code, after the Intelligent time frequency signal switcher switching, exports IRIG-B code testing apparatus to as signal-under-test;
3) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, test data is by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage, last at least 3 minutes, whether be used for analyzing tested time synchronism equipment identifies the leap second advance notice, whether correctly exported signal-under-test, whether carried out correct leap second and processed, and whether normally exported signal-under-test after the leap second processing finishes;
4) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, by IRIG-B code testing apparatus the 10th second next minute output with the negative leap second advance notice the IRIG-B code to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
5) tested time synchronism equipment carries out dissection process to described test reference signal, synchronously exports corresponding IRIG-B code, after the Intelligent time frequency signal switcher switching, exports IRIG-B code testing apparatus to as signal-under-test;
6) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, test data is by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage, last at least 3 minutes, whether be used for analyzing tested time synchronism equipment identifies the leap second advance notice, whether correctly exported signal-under-test, whether carried out correct leap second and processed, and whether normally exported signal-under-test after the leap second processing finishes;
7) browsing data and analysis
described browsing data is browsed and is analyzed the image data that is stored in supervisor by the test analysis supervisory routine by the tester with analysis, analyze content and comprise whether the IRIG-B code of analyzing tested time synchronism equipment output just has, negative leap second, predict, and whether output time is just meeting, the negative leap second processing rule, if find that the IRIG-B code of tested time synchronism equipment output does not just have, negative leap second, predict, and output time does not just meet, the negative leap second processing rule, illustrate that tested time synchronism equipment is wrong to the leap second processing capacity of the IRIG-B code of input, if find that the IRIG-B code of tested time synchronism equipment output just has, negative leap second, predict, and output time just meets, the negative leap second processing rule, illustrate that tested time synchronism equipment is normal to the leap second processing capacity of the IRIG-B code of input, reach corresponding test purpose, finally complete whole test process.
10. the time synchronism equipment IRIG-B code leap year processing capacity intelligent test method of the time synchronism equipment IRIG-B code fault tolerance Intelligentized test system of any one in an employing such as claim 1 to 7, supervisor operation test analysis supervisory routine in described Intelligentized test system, by communication link program-controlled intelligent time frequency signal switcher and IRIG-B code testing apparatus, it is characterized in that respectively:
Following substep is arranged successively:
1) by the test analysis supervisory routine, IRIG-B code testing apparatus is configured automatically, exporting its current time by IRIG-B code testing apparatus is that the IRIG-B code in 11: 58: 30 on the 28th February in a certain leap year is to Intelligent time frequency signal switcher, after the Intelligent time frequency signal switcher switching, export tested time synchronism equipment to as its test reference signal;
2) tested time synchronism equipment carries out dissection process to described test reference signal, the corresponding IRIG-B code of synchronous output, after the Intelligent time frequency signal switcher switching, export IRIG-B code testing apparatus to as signal-under-test, after 30 seconds, automatically control Intelligent time frequency signal switcher by supervisor and disconnect the IRIG-B code that is input to tested time synchronism equipment;
3) IRIG-B code testing apparatus continues the described signal-under-test of described tested time synchronism equipment output p.s. is received and understand test, complete documentation and whether analyze the tested time synchronism equipment transient process of 0: 0: 0 on the 29th from 11: 59: 59 on the 28th February to February correct, after finishing, the leap year processing whether normally exported signal-under-test, test data is by the supervisor operation synchronous real-time automatic collecting of test analysis supervisory routine and storage, after lasting at least 3 minutes, the Data acquisition and storage process finishes;
4) browsing data and analysis
described browsing data is browsed and is analyzed the image data that is stored in supervisor by the test analysis supervisory routine by the tester with analysis, analyze content and comprise that whether the IRIG-B code of analyzing tested time synchronism equipment output is 0: 0: 0 on the 29th February that entered into certain leap year at 11 o'clock in 59 minutes in 59 seconds on February 28 by certain leap year, if find that the IRIG-B code of tested time synchronism equipment output is not 0: 0: 0 on the 29th February that entered into certain leap year at 11 o'clock in 59 minutes in 59 seconds on February 28 by certain leap year, illustrate that tested time synchronism equipment is wrong to the leap year processing capacity of the IRIG-B code of input, if find that the IRIG-B code of tested time synchronism equipment output is 0: 0: 0 on the 29th February that entered into certain leap year at 11 o'clock in 59 minutes in 59 seconds on February 28 by certain leap year, illustrate that tested time synchronism equipment is normal to the leap year processing capacity of the IRIG-B code of input, reach corresponding test purpose, finally complete whole test process.
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| CN114138055B (en) * | 2021-12-08 | 2024-03-15 | 成都引众数字设备有限公司 | Method and device for converting direct current B code into serial port time message of power system |
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