CN102591194A - 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 sign indicating number 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 sign indicating number) tolerating measure is that the user assigns IRIG-B sign indicating number tolerating measure test assignment through the test analysis management software of being set up the communication connection by communication link to IRIG-B sign indicating number testing apparatus; Control IRIG-B sign indicating number and leap year IRIG-B sign indicating number that IRIG-B sign indicating number testing apparatus is exported the IRIG-B sign indicating number of different accuracy, had the leap second sign; After intelligent frequency time signal switch switching; Input signal as time synchronism equipment to be tested; Controlled test time synchronism equipment to be tested is to the recognition function of the IRIG-B sign indicating number of different accuracy again, and to the leap second processing capacity and leap year processing capacity of IRIG-B sign indicating number, comprises test data collection and storage; And the test process record, so that test data is managed and is analyzed.But not seeing as yet so far has the above-mentioned fault tolerance of the IRIG-B of pair time synchronism equipment sign indicating number to carry out the System and method for of intelligent test.
Summary of the invention
A technical matters to be solved by this invention is the defective that remedies above-mentioned prior art, and a kind of time synchronism equipment time IRIG-B sign indicating number fault tolerance intelligent test system is provided.
Another technical matters to be solved by this invention is the defective that remedies above-mentioned prior art; A kind of time synchronism equipment IRIG-B sign indicating number fault tolerance intelligent test method is provided; Comprise time synchronism equipment IRIG-B sign indicating number precision recognition function intelligent test method, time synchronism equipment IRIG-B sign indicating number leap second processing capacity intelligent test method, and time synchronism equipment IRIG-B sign indicating number leap year processing capacity intelligent test method.
Time synchronism equipment IRIG-B sign indicating number fault tolerance intelligent test system technical matters of the present invention solves through following technical scheme.
This time synchronism equipment IRIG-B sign indicating number fault tolerance intelligent test system comprises the supervisor of operation test analysis supervisory routine, and passes through communication link connection management machine and realize program control IRIG-B sign indicating number testing apparatus.
The characteristics of this time synchronism equipment IRIG-B sign indicating number fault tolerance intelligent test system are:
Be provided with intelligent frequency time signal switch, said intelligent frequency time signal switch is connected with said supervisor through communication link, also respectively with said IRIG-B sign indicating number testing apparatus, and time synchronism equipment to be tested connection.
The program control of said supervisor realized through the test analysis supervisory routine that runs in the supervisor.
Carry out following program control switching respectively by said intelligent frequency time signal switch:
Switch to said IRIG-B sign indicating number testing apparatus with the IRIG-B sign indicating number to be tested of said time synchronism equipment to be tested output is program control; Be used for the precision recognition function of test I RIG-B sign indicating number, the leap second processing capacity of IRIG-B sign indicating number, and the leap year processing capacity of IRIG-B sign indicating number.
Time synchronism equipment IRIG-B sign indicating number fault tolerance Intelligentized test system technical matters of the present invention solves through following further technical scheme.
Said supervisor is a PC.
Said IRIG-B sign indicating number testing apparatus is that model is the dual star topology split-second precision Frequency tester of GCT2000.
Said intelligent frequency time signal switch; The communication control module that comprises IRIG-B sign indicating number module that microprocessor module, programmed control end and the output terminal of microprocessor module be connected through the programmed control bus, is connected with supervisor realization communication through communication link; And be connected the power module that working power is provided respectively with above-mentioned module; The input end of said IRIG-B sign indicating number module is connected with the standard IR IG-B sign indicating number output terminal of said IRIG-B sign indicating number testing apparatus; The output terminal of said IRIG-B sign indicating number module is connected with the signal-under-test output terminal of said intelligent frequency time signal switch, is used for the expansion of IRIG-B coded signal, interface compatibility and programmed control and switches.
Said time synchronism equipment to be tested is provided with the input interface that receives exterior I RIG-B sign indicating number, and the output interface of output IRIG-B sign indicating number.
Time synchronism equipment IRIG-B sign indicating number fault tolerance Intelligentized test system technical matters of the present invention solves through following further again technical scheme.
The microprocessor module of said intelligent frequency time signal switch is through the GPIO mouth level of set MCU, and the programmed control relay that control is relevant switches and programmed control RF switch break-make, realizes the control and management function of IRIG-B sign indicating number.
The IRIG-B sign indicating number module of said intelligent frequency time signal switch comprises:
First expansion module of four tunnel outputs is arranged, and the input end of said first expansion module is connected with the standard IR IG-B sign indicating number output circuit of said IRIG-B sign indicating number testing apparatus;
The first two-way programmed control relay, the TTL/485 signal conversion module that connect successively; The two-way input end of the said first two-way programmed control relay is connected with the two-way output terminal of said first expansion module respectively; The two-way output terminal of said TTL/485 signal conversion module is respectively the output terminal that can be joined B sign indicating number standard source by the programme controlled two path signal interface of said microprocessor module TTL/485, and the B sign indicating number can be set to TTL or the electric type of RS-485;
The second two-way programmed control relay, the electrooptic conversion module that connect successively; The two-way input end of the said second two-way programmed control relay is connected with the two-way output terminal of said first expansion module respectively, and the two-way output terminal of said electrooptic conversion module is respectively the output terminal by the programme controlled two ways of optical signals interface of said microprocessor module B sign indicating number standard source;
First photoelectric conversion module, the 3rd two-way programmed control relay that connect successively; The input end of said first photoelectric conversion module is connected with the optical signal interface output circuit of IRIG-B sign indicating number to be tested; The output terminal of said first photoelectric conversion module is connected with one road input end of said the 3rd two-way programmed control relay; Another road input end of said the 3rd two-way programmed control relay directly is connected with the electric signal interface output circuit of the IRIG-B sign indicating number to be tested of time synchronism equipment to be tested, and the output terminal of said the 3rd two-way programmed control relay is to be the output terminal of B sign indicating number electric signal interface by programme controlled one road signal-under-test output terminal of said microprocessor module.
Time synchronism equipment IRIG-B sign indicating number fault tolerance intelligent testing method technical matters of the present invention solves through following three kinds of technical schemes.
A kind of time synchronism equipment IRIG-B sign indicating number precision recognition function intelligent test method that adopts above-mentioned time synchronism equipment IRIG-B sign indicating number fault tolerance Intelligentized test system; Supervisor operation test analysis supervisory routine in the said Intelligentized test system is respectively through communication link program-controlled intelligent frequency time signal switch and IRIG-B sign indicating number testing apparatus.
A kind of characteristics of the time synchronism equipment IRIG-B sign indicating number precision recognition function intelligent test method of above-mentioned time synchronism equipment IRIG-B sign indicating number fault tolerance Intelligentized test system that adopt are:
Following substep is arranged successively:
1) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; The pinpoint accuracy that is met test request by IRIG-B sign indicating number testing apparatus output is IRIG-B sign indicating number to the intelligent frequency time signal switch of 0x00; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
2) time synchronism equipment to be tested carries out dissection process to said test reference signal, and the adjustment internal clocking is exported corresponding IRIG-B sign indicating number synchronously, after intelligent frequency time signal switch switching, exports IRIG-B sign indicating number testing apparatus to as signal-under-test;
3) IRIG-B sign indicating number testing apparatus continues the said signal-under-test of said time synchronism equipment output p.s. to be tested is received and understand test; Test data is gathered and storage by supervisor operation test analysis supervisory routine synchronous real-time automatically, lasts at least 2 minutes;
4) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; The most bad degree of accuracy that is met test request by the output of IRIG-B sign indicating number testing apparatus is IRIG-B sign indicating number to the intelligent frequency time signal switch of 0x0F; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
5) time synchronism equipment to be tested carries out dissection process to said test reference signal; No longer adjust internal clocking; Enter into self punctual state; Export corresponding IRIG-B sign indicating number, after intelligent frequency time signal switch switching, export IRIG-B sign indicating number testing apparatus to as signal-under-test; Automatically adjust leading at least 4 minutes its current time of IRIG-B sign indicating number output time of IRIG-B sign indicating number testing apparatus simultaneously by supervisor, be used to discern time synchronism equipment to be tested and whether get into self punctual state;
6) IRIG-B sign indicating number testing apparatus continues the said signal-under-test of said time synchronism equipment output p.s. to be tested is received and understand test; Test data is gathered and storage by supervisor operation test analysis supervisory routine synchronous real-time automatically, lasts at least 2 minutes;
7) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; The pinpoint accuracy that is met test request by IRIG-B testing apparatus output is IRIG-B sign indicating number to the intelligent frequency time signal switch of 0x00; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
8) time synchronism equipment to be tested carries out dissection process to said test reference signal; Export corresponding IRIG-B sign indicating number; After intelligent frequency time signal switch switching, export IRIG-B sign indicating number testing apparatus to as signal-under-test, adjust IRIG-B sign indicating number output time at least 4 minutes its current time of hysteresis of IRIG-B sign indicating number testing apparatus simultaneously automatically by supervisor; Be used for step 5) was recovered the leading time of adjustment of IRIG-B sign indicating number testing apparatus, when keeping normally walking;
9) IRIG-B sign indicating number testing apparatus continues the said signal-under-test of said time synchronism equipment output p.s. to be tested is received and understand test; Test data is gathered and storage by supervisor operation test analysis supervisory routine synchronous real-time automatically; After lasting at least 2 minutes, data acquisition and storing process finish;
10) browsing data and analysis
Said browsing data is browsed and is analyzed the image data that is stored in the supervisor through the test analysis supervisory routine by the tester with analysis; Analyze content and comprise whether the IRIG-B sign indicating number of analyzing time synchronism equipment output to be tested had leading 5 minutes span at the 5th minute that tests beginning; If find the IRIG-B sign indicating number time of time synchronism equipment output to be tested leading 5 minutes span is arranged at the 5th minute that tests beginning; Explain that then time synchronism equipment to be tested is wrong to the IRIG-B precision recognition function of input; If find the IRIG-B sign indicating number time of time synchronism equipment output to be tested leading 5 minutes span is not arranged at the 5th minute that tests beginning; Explain that then time synchronism equipment to be tested is normal to the IRIG-B precision recognition function of input; Reach corresponding test purpose, finally accomplish whole test process.
A kind of time synchronism equipment IRIG-B sign indicating number leap second processing capacity intelligent test method that adopts above-mentioned time synchronism equipment IRIG-B sign indicating number fault tolerance Intelligentized test system; Supervisor operation test analysis supervisory routine in the said Intelligentized test system is respectively through communication link program-controlled intelligent frequency time signal switch and IRIG-B sign indicating number testing apparatus.
A kind of characteristics of the time synchronism equipment IRIG-B sign indicating number leap second processing capacity intelligent test method of above-mentioned time synchronism equipment IRIG-B sign indicating number fault tolerance Intelligentized test system that adopt are:
Following substep is arranged successively:
1) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; IRIG-B sign indicating number to intelligent frequency time signal switch by the advance notice positive leap second that the 10th second next minute, output had of IRIG-B sign indicating number testing apparatus; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
2) time synchronism equipment to be tested carries out dissection process to said test reference signal, exports corresponding IRIG-B sign indicating number synchronously, after intelligent frequency time signal switch switching, exports IRIG-B sign indicating number testing apparatus to as signal-under-test;
3) IRIG-B sign indicating number testing equipment continues the said signal-under-test of said time synchronism equipment output each second to be tested is received and understand test; Test data is gathered and storage by supervisor operation test analysis hypervisor synchronous real-time automatically; Last at least 3 minutes; Whether be used to analyze time synchronism equipment to be tested discerns the leap second advance notice; Whether correctly exported signal-under-test; Whether carry out correct leap second and handled, and after the leap second processing finishes, whether normally exported signal-under-test;
4) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; IRIG-B sign indicating number to intelligent frequency time signal switch by the advance notice negative leap second that the 10th second next minute, output had of IRIG-B sign indicating number testing apparatus; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
5) time synchronism equipment to be tested carries out dissection process to said test reference signal, exports corresponding IRIG-B sign indicating number synchronously, after intelligent frequency time signal switch switching, exports IRIG-B sign indicating number testing apparatus to as signal-under-test;
6) IRIG-B sign indicating number testing equipment continues the said signal-under-test of said time synchronism equipment output each second to be tested is received and understand test; Test data is gathered and storage by supervisor operation test analysis hypervisor synchronous real-time automatically; Last at least 3 minutes; Whether be used to analyze time synchronism equipment to be tested discerns the leap second advance notice; Whether correctly exported signal-under-test; Whether carry out correct leap second and handled, and after the leap second processing finishes, whether normally exported signal-under-test;
7) browsing data and analysis
Said browsing data is browsed and is analyzed the image data that is stored in the supervisor through the test analysis supervisory routine by the tester with analysis; Analyze content and comprise whether the IRIG-B sign indicating number of analyzing time synchronism equipment output to be tested has positive and negative leap second advance notice; And whether output time meets the processing rule of positive and negative leap second; Do not have positive and negative leap second advance notice if find the IRIG-B sign indicating number of time synchronism equipment output to be tested; And output time does not meet the processing rule of positive and negative leap second, explains that then time synchronism equipment to be tested is wrong to the leap second processing capacity of the IRIG-B sign indicating number of input, has positive and negative leap second advance notice if find the IRIG-B sign indicating number of time synchronism equipment output to be tested; And output time meets the processing rule of positive and negative leap second; Explain that then time synchronism equipment to be tested is normal to the leap second processing capacity of the IRIG-B sign indicating number of input, reach corresponding test purpose, finally accomplish whole test process.
A kind of time synchronism equipment IRIG-B sign indicating number leap year processing capacity intelligent test method that adopts above-mentioned time synchronism equipment IRIG-B sign indicating number fault tolerance Intelligentized test system; Supervisor operation test analysis supervisory routine in the said Intelligentized test system is respectively through communication link program-controlled intelligent frequency time signal switch and IRIG-B sign indicating number testing apparatus.
A kind of characteristics of the time synchronism equipment IRIG-B sign indicating number leap year processing capacity intelligent test method of above-mentioned time synchronism equipment IRIG-B sign indicating number fault tolerance Intelligentized test system that adopt are:
Following substep is arranged successively:
1) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; By IRIG-B sign indicating number testing apparatus its current time of output is IRIG-B sign indicating number to the intelligent frequency time signal switch in 11: 58: 30 on the 28th February in a certain leap year; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
2) time synchronism equipment to be tested carries out dissection process to said test reference signal; Export corresponding IRIG-B sign indicating number synchronously; After intelligent frequency time signal switch switching; Export IRIG-B sign indicating number testing equipment to as signal-under-test; After 30 seconds, control intelligent frequency time signal switch automatically by supervisor and break off the IRIG-B sign indicating number that is input to time synchronism equipment to be tested;
3) IRIG-B sign indicating number testing apparatus continues the said signal-under-test of said time synchronism equipment output p.s. to be tested is received and understand test; Whether complete documentation is with to analyze time synchronism equipment to be tested correct to the transient process in 0: 0: 0 on the 29th February from 11: 59: 59 on the 28th February;, the leap year processing whether normally exported signal-under-test after finishing; Test data is gathered and storage by supervisor operation test analysis supervisory routine synchronous real-time automatically; After lasting at least 3 minutes, data acquisition and storing process finish;
4) browsing data and analysis
Said browsing data is browsed and is analyzed the image data that is stored in the supervisor through the test analysis supervisory routine by the tester with analysis; Analyze content and comprise whether the IRIG-B sign indicating number of analyzing time synchronism equipment output to be tested 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 sign indicating number of time synchronism equipment output to be tested 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; Explain that then time synchronism equipment to be tested is wrong to the leap year processing capacity of the IRIG-B sign indicating number of input; If find that the IRIG-B sign indicating number of time synchronism equipment output to be tested 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; Explain that then time synchronism equipment to be tested is normal to the leap year processing capacity of the IRIG-B sign indicating number of input; Reach corresponding test purpose, finally accomplish whole test process.
The present invention's beneficial effect compared with prior art is:
IRIG-B sign indicating number testing apparatus, intelligent frequency time signal switch are carried out program control through running on test analysis supervisory routine in the supervisor, make organic cooperation between each controlled plant, can be under need not the situation of manual intervention; Easy and effectively time synchronism equipment IRIG-B sign indicating number 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, and testing efficiency is higher; Test duration shortens greatly; Realized that test process is intelligent, standardization, signal switching, data acquisition, parsing, calculating, statistics, storage robotization adopt database technology to carry out the integrated management of system information and test data; Data management is specialized, and data retrieval is very convenient with analysis.Can practice thrift the human cost of test greatly, maximizedly reduce the error that manual test causes.After test is accomplished; Can generate test report according to test data; Conveniently the temporal frequency service feature and the function of equipment to be tested are carried out objective evaluation, can be widely used in time synchronism equipment IRIG-B sign indicating number fault tolerance and the performance test and the analysis in fields such as electric power, telecommunications.
Description of drawings
Fig. 1 is that the test macro of the specific embodiment of the invention is formed block scheme;
Fig. 2 is the composition block scheme of the intelligent frequency time signal switch among Fig. 1;
Fig. 3 is the composition block scheme of the IRIG-B sign indicating number module among 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 sign indicating number fault tolerance Intelligentized test system shown in Fig. 1～3, comprise operation test analysis supervisory routine 2 supervisor 1, realize program control IRIG-B sign indicating number testing apparatus 4 through communication link 6 connection management machines 1.
Be provided with intelligent frequency time signal switch 3; It is connected with supervisor 1 through communication link 6; Also respectively with IRIG-B sign indicating number testing apparatus 4; And time synchronism equipment 5 connections to be tested, the program control of supervisor 1 realized through the test analysis supervisory routine 2 that runs in the supervisor 1, carries out following program control switching respectively by intelligent frequency time signal switch 3:
The program control IRIG-B sign indicating number testing apparatus 4 that switches to of IRIG-B sign indicating number to be tested with time synchronism equipment to be tested 5 outputs is used for the precision recognition function of test I RIG-B sign indicating number, the leap second processing capacity of IRIG-B sign indicating number, and the leap year processing capacity of IRIG-B sign indicating number.
IRIG-B sign indicating number testing apparatus 4 is that model is the dual star topology split-second precision Frequency tester of GCT2000.
Intelligence frequency time signal switch 3 comprises that model is the IRIG-B sign indicating number module 15 that is connected through programmed control bus 11 of microprocessor module 12, programmed control end and the output terminal of microprocessor module 12 of LM3S6911, is the microcontroller chip of LM3S6911 and the communication control module 16 of the RJ45 that model is HR911105A through communication link 6 with the employing model that supervisor 1 realization communication is connected; 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 sign indicating number module 15 is connected with the standard IR IG-B sign indicating number output terminal of IRIG-B sign indicating number testing apparatus 4, and the output terminal of IRIG-B sign indicating number module 15 is connected with the signal-under-test output terminal of intelligent frequency time signal switch 3.Intelligence frequency time signal switch 3 also comprises GPS/ Big Dipper aerial signal module 14,1PPS timing pulse module 17 and 10MHz frequency signal module 10.
The IRIG-B sign indicating number module 15 of intelligence frequency time signal switch 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 first expansion module, 18, the first expansion modules 18 of 74ACT04 is connected with standard IR IG-B sign indicating number output circuit;
The model that connects successively be TQ2SA-5V the first two-way programmed control relay 22, to adopt model be 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 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 sign indicating number standard source by microprocessor module 12 programme controlled two path signal interface TTL/485, and the B sign indicating number can be set to TTL or the electric type of RS-485;
The model that connects successively be TQ2SA-5V the second two-way programmed control relay 23, to adopt model be 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 first expansion module 18 respectively, and the two-way output terminal of electrooptic conversion module 20 is respectively the output terminal by microprocessor module 12 programme controlled two ways of optical signals interface B sign indicating number standard sources;
The employing model that connects successively is that first photoelectric conversion module 21, the model of the fiber optical transceiver of HFBR2416TZ and logic gate chip that model is LT1016CSB is the 3rd two-way programmed control relay 24 of TQ2SA-5V; The input end of first photoelectric conversion module 21 is connected with the optical signal interface output circuit of IRIG-B sign indicating number to be tested; The output terminal of 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 IRIG-B sign indicating number to be tested, and the output terminal of the 3rd two-way programmed control relay 24 is for being the output terminal of B sign indicating number electric signal interface by microprocessor module 12 programme controlled one road signal-under-test output terminals.
Adopt the Intelligentized test system test duration synchronizer IRIG-B sign indicating number precision recognition function of this embodiment, following substep arranged successively:
1) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; The pinpoint accuracy that is met test request by IRIG-B sign indicating number testing apparatus output is IRIG-B sign indicating number to the intelligent frequency time signal switch of 0x00; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
2) time synchronism equipment to be tested carries out dissection process to said test reference signal, and the adjustment internal clocking is exported corresponding IRIG-B sign indicating number synchronously, after intelligent frequency time signal switch switching, exports IRIG-B sign indicating number testing apparatus to as signal-under-test;
3) IRIG-B sign indicating number testing apparatus continues the said signal-under-test of said time synchronism equipment output p.s. to be tested is received and understand test; Test data is gathered and storage by supervisor operation test analysis supervisory routine synchronous real-time automatically, lasts 2 minutes;
4) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; The most bad degree of accuracy that is met test request by the output of IRIG-B sign indicating number testing apparatus is IRIG-B sign indicating number to the intelligent frequency time signal switch of 0x0F; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
5) time synchronism equipment to be tested carries out dissection process to said test reference signal; No longer adjust internal clocking; Enter into self punctual state, export corresponding IRIG-B sign indicating number, after intelligent frequency time signal switch switching; Export IRIG-B sign indicating number testing apparatus to as signal-under-test, adjust leading 5 minutes its current time of IRIG-B sign indicating number output time of IRIG-B sign indicating number testing apparatus simultaneously by supervisor automatically;
6) IRIG-B sign indicating number testing apparatus continues the said signal-under-test of said time synchronism equipment output p.s. to be tested is received and understand test; Test data is gathered and storage by supervisor operation test analysis supervisory routine synchronous real-time automatically, lasts 2 minutes;
7) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; The pinpoint accuracy that is met test request by IRIG-B sign indicating number testing apparatus output is IRIG-B sign indicating number to the intelligent frequency time signal switch of 0x00; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
8) time synchronism equipment to be tested carries out dissection process to said test reference signal; Export corresponding IRIG-B sign indicating number; After intelligent frequency time signal switch switching, export IRIG-B sign indicating number testing apparatus to as signal-under-test, adjust IRIG-B sign indicating number output time 5 minutes its current time of hysteresis of IRIG-B sign indicating number testing apparatus simultaneously automatically by supervisor; Be used for step 5) was recovered the leading time of adjustment of IRIG-B sign indicating number testing apparatus, when keeping normally walking;
9) IRIG-B sign indicating number testing apparatus continues the said signal-under-test of said time synchronism equipment output p.s. to be tested is received and understand test; Test data is gathered and storage by supervisor operation test analysis supervisory routine synchronous real-time automatically; After lasting 2 minutes, data acquisition and storing process finish;
10) browsing data and analysis
Said browsing data is browsed and is analyzed the image data that is stored in the supervisor through the test analysis supervisory routine by the tester with analysis; Analyze content and comprise whether the IRIG-B sign indicating number of analyzing time synchronism equipment output to be tested had leading 5 minutes span at the 5th minute that tests beginning; If find the IRIG-B sign indicating number time of time synchronism equipment output to be tested leading 5 minutes span is arranged at the 5th minute that tests beginning; Explain that then time synchronism equipment to be tested is wrong to the IRIG-B precision recognition function of input; If find the IRIG-B sign indicating number time of time synchronism equipment output to be tested leading 5 minutes span is not arranged at the 5th minute that tests beginning; Explain that then time synchronism equipment to be tested is normal to the IRIG-B precision recognition function of input; Reach corresponding test purpose, finally accomplish whole test process.
Adopt the Intelligentized test system test duration synchronizer IRIG-B sign indicating number leap second of this embodiment to handle other function, following substep arranged successively:
1) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; IRIG-B sign indicating number to intelligent frequency time signal switch by the advance notice positive leap second that the 10th second next minute, output had of IRIG-B sign indicating number testing apparatus; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
2) time synchronism equipment to be tested carries out dissection process to said test reference signal, exports corresponding IRIG-B sign indicating number synchronously, after intelligent frequency time signal switch switching, exports IRIG-B sign indicating number testing apparatus to as signal-under-test;
3) IRIG-B sign indicating number testing apparatus continues the said signal-under-test of said time synchronism equipment output p.s. to be tested is received and understand test; Test data is gathered and storage by supervisor operation test analysis supervisory routine synchronous real-time automatically; Last 3 minutes; Whether wherein be used to analyze time synchronism equipment to be tested on the 1st minute discerns the leap second advance notice; Whether correctly exported signal-under-test; Be used in the 2nd minute to analyze and distinguish whether time synchronism equipment to be tested has carried out correct leap second and handled, be used to analyze in the 3rd minute and distinguish whether time synchronism equipment to be tested has normally exported signal-under-test after the leap second processing finishes;
4) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; IRIG-B sign indicating number to intelligent frequency time signal switch by the advance notice negative leap second that the 10th second next minute, output had of IRIG-B sign indicating number testing apparatus; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
5) time synchronism equipment to be tested carries out dissection process to said test reference signal, exports corresponding IRIG-B sign indicating number synchronously, after intelligent frequency time signal switch switching, exports IRIG-B sign indicating number testing apparatus to as signal-under-test;
6) IRIG-B sign indicating number testing apparatus continues the said signal-under-test of said time synchronism equipment output p.s. to be tested is received and understand test; Test data is gathered and storage by supervisor operation test analysis supervisory routine synchronous real-time automatically; After lasting 3 minutes; Data acquisition and storing process finish; Whether wherein be used to analyze time synchronism equipment to be tested on the 1st minute discerns the leap second advance notice; Whether correctly exported signal-under-test, be used in the 2nd minute to analyze and distinguish whether time synchronism equipment to be tested has carried out correct leap second and handled, be used to analyze in the 3rd minute and distinguish whether time synchronism equipment to be tested has normally exported signal-under-test after the leap second processing finishes;
7) browsing data and analysis
Said browsing data is browsed and is analyzed the image data that is stored in the supervisor through the test analysis supervisory routine by the tester with analysis; Analyze content and comprise whether the IRIG-B sign indicating number of analyzing time synchronism equipment output to be tested has positive and negative leap second advance notice; And whether output time meets the processing rule of positive and negative leap second; Do not have positive and negative leap second advance notice if find the IRIG-B sign indicating number of time synchronism equipment output to be tested; And output time does not meet the processing rule of positive and negative leap second, explains that then time synchronism equipment to be tested is wrong to the leap second processing capacity of the IRIG-B sign indicating number of input, has positive and negative leap second advance notice if find the IRIG-B sign indicating number of time synchronism equipment output to be tested; And output time meets the processing rule of positive and negative leap second; Explain that then time synchronism equipment to be tested is normal to the leap second processing capacity of the IRIG-B sign indicating number of input, reach corresponding test purpose, finally accomplish whole test process.
Adopt the Intelligentized test system test duration synchronizer IRIG-B sign indicating number leap year of this embodiment to handle other function, following substep arranged successively:
1) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; By IRIG-B sign indicating number testing apparatus its current time of output is IRIG-B sign indicating number to the intelligent frequency time signal switch in 11: 58: 30 on the 28th February in a certain leap year; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
2) time synchronism equipment to be tested carries out dissection process to said test reference signal; Export corresponding IRIG-B sign indicating number synchronously; After intelligent frequency time signal switch switching; Export IRIG-B sign indicating number testing equipment to as signal-under-test; After 30 seconds, control intelligent frequency time signal switch automatically by supervisor and break off the IRIG-B sign indicating number that is input to time synchronism equipment to be tested;
3) IRIG-B sign indicating number testing apparatus continues the said signal-under-test of said time synchronism equipment output p.s. to be tested is received and understand test; Whether complete documentation is with to analyze time synchronism equipment to be tested correct to the transient process in 0: 0: 0 on the 29th February from 11: 59: 59 on the 28th February;, the leap year processing whether normally exported signal-under-test after finishing; Test data is gathered and storage by supervisor operation test analysis supervisory routine synchronous real-time automatically; After lasting 3 minutes, data acquisition and storing process finish;
4) browsing data and analysis
Said browsing data is browsed and is analyzed the image data that is stored in the supervisor through the test analysis supervisory routine by the tester with analysis; Analyze content and comprise whether the IRIG-B sign indicating number of analyzing time synchronism equipment output to be tested 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 sign indicating number of time synchronism equipment output to be tested 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; Explain that then time synchronism equipment to be tested is wrong to the leap year processing capacity of the IRIG-B sign indicating number of input; If find that the IRIG-B sign indicating number of time synchronism equipment output to be tested 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; Explain that then time synchronism equipment to be tested is normal to the leap year processing capacity of the IRIG-B sign indicating number of input; Reach corresponding test purpose, finally accomplish whole test process.
Above content is to combine concrete preferred implementation to the further explain that the present invention did, and can not assert that practical implementation of the present invention is confined to these explanations.Those of ordinary skill for technical field under the present invention; Under the prerequisite that does not break away from the present invention's design, make some alternative or obvious modification that are equal to; And performance or purposes are identical, all should be regarded as belonging to the scope of patent protection that the present invention is confirmed by claims of being submitted to.
Claims (10)
1. a time synchronism equipment IRIG-B sign indicating number fault tolerance intelligent test system comprises the supervisor of operation test analysis supervisory routine, and passes through communication link connection management machine and realize program control IRIG-B sign indicating number testing apparatus, it is characterized in that:
Be provided with intelligent frequency time signal switch, said intelligent frequency time signal switch is connected with said supervisor through communication link, also respectively with said IRIG-B sign indicating number testing apparatus, and time synchronism equipment to be tested connection;
The program control of said supervisor realized through the test analysis supervisory routine that runs in the supervisor;
Carry out following program control switching respectively by said intelligent frequency time signal switch:
Switch to said IRIG-B sign indicating number testing apparatus with the IRIG-B sign indicating number to be tested of said time synchronism equipment to be tested output is program control; Be used for the precision recognition function of test I RIG-B sign indicating number, the leap second processing capacity of IRIG-B sign indicating number, and the leap year processing capacity of IRIG-B sign indicating number.
2. time synchronism equipment IRIG-B sign indicating number fault tolerance intelligent test system as claimed in claim 1 is characterized in that:
Said intelligent frequency time signal switch; The communication control module that comprises IRIG-B sign indicating number module that microprocessor module, programmed control end and the output terminal of microprocessor module be connected through the programmed control bus, is connected with supervisor realization communication through communication link; And be connected the power module that working power is provided respectively with above-mentioned module; The input end of said IRIG-B sign indicating number module is connected with the standard IR IG-B sign indicating number output terminal of said IRIG-B sign indicating number testing apparatus; The output terminal of said IRIG-B sign indicating number module is connected with the signal-under-test output terminal of said intelligent frequency time signal switch, is used for the expansion of IRIG-B coded signal, interface compatibility and programmed control and switches.
3. time synchronism equipment IRIG-B sign indicating number fault tolerance intelligent test system as claimed in claim 2 is characterized in that:
The microprocessor module of said intelligent frequency time signal switch is through the GPIO mouth level of set MCU, and the programmed control relay that control is relevant switches and programmed control RF switch break-make, realizes the control and management function of IRIG-B sign indicating number.
4. time synchronism equipment IRIG-B sign indicating number fault tolerance intelligent test system as claimed in claim 3 is characterized in that:
The IRIG-B sign indicating number module of said intelligent frequency time signal switch comprises:
First expansion module of four tunnel outputs is arranged, and the input end of said first expansion module is connected with the standard IR IG-B sign indicating number output circuit of said IRIG-B sign indicating number testing apparatus;
The first two-way programmed control relay, the TTL/485 signal conversion module that connect successively; The two-way input end of the said first two-way programmed control relay is connected with the two-way output terminal of said first expansion module respectively; The two-way output terminal of said TTL/485 signal conversion module is respectively the output terminal that can be joined B sign indicating number standard source by the programme controlled two path signal interface of said microprocessor module TTL/485, and the B sign indicating number can be set to TTL or the electric type of RS-485;
The second two-way programmed control relay, the electrooptic conversion module that connect successively; The two-way input end of the said second two-way programmed control relay is connected with the two-way output terminal of said first expansion module respectively, and the two-way output terminal of said electrooptic conversion module is respectively the output terminal by the programme controlled two ways of optical signals interface of said microprocessor module B sign indicating number standard source;
First photoelectric conversion module, the 3rd two-way programmed control relay that connect successively; The input end of said first photoelectric conversion module is connected with the optical signal interface output circuit of IRIG-B sign indicating number to be tested; The output terminal of said first photoelectric conversion module is connected with one road input end of said the 3rd two-way programmed control relay; Another road input end of said the 3rd two-way programmed control relay directly is connected with the electric signal interface output circuit of the IRIG-B sign indicating number to be tested of time synchronism equipment to be tested, and the output terminal of said the 3rd two-way programmed control relay is to be the output terminal of B sign indicating number electric signal interface by programme controlled one road signal-under-test output terminal of said microprocessor module.
5. time synchronism equipment IRIG-B sign indicating number fault tolerance intelligent test system as claimed in claim 4 is characterized in that:
Said supervisor is a PC.
6. time synchronism equipment IRIG-B sign indicating number fault tolerance intelligent test system as claimed in claim 5 is characterized in that:
Said IRIG-B sign indicating number testing apparatus is that model is the dual star topology split-second precision Frequency tester of GCT2000.
7. time synchronism equipment IRIG-B sign indicating number fault tolerance intelligent test system as claimed in claim 6 is characterized in that:
Said time synchronism equipment to be tested is provided with the time input interface that receives exterior I RIG-B sign indicating number, and the output interface of output IRIG-B sign indicating number.
8. the time synchronism equipment IRIG-B sign indicating number precision recognition function intelligent test method of any one time synchronism equipment IRIG-B sign indicating number fault tolerance Intelligentized test system in employing such as the claim 1 to 7; Supervisor operation test analysis supervisory routine in the said Intelligentized test system; Through communication link program-controlled intelligent frequency time signal switch and IRIG-B sign indicating number testing apparatus, it is characterized in that respectively:
Following substep is arranged successively:
1) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; The pinpoint accuracy that is met test request by IRIG-B sign indicating number testing apparatus output is IRIG-B sign indicating number to the intelligent frequency time signal switch of 0x00; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
2) time synchronism equipment to be tested carries out dissection process to said test reference signal, and the adjustment internal clocking is exported corresponding IRIG-B sign indicating number synchronously, after intelligent frequency time signal switch switching, exports IRIG-B sign indicating number testing apparatus to as signal-under-test;
3) IRIG-B sign indicating number testing apparatus continues the said signal-under-test of said time synchronism equipment output p.s. to be tested is received and understand test; Test data is gathered and storage by supervisor operation test analysis supervisory routine synchronous real-time automatically, lasts at least 2 minutes;
4) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; The most bad degree of accuracy that is met test request by the output of IRIG-B sign indicating number testing apparatus is IRIG-B sign indicating number to the intelligent frequency time signal switch of 0x0F; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
5) time synchronism equipment to be tested carries out dissection process to said test reference signal; No longer adjust internal clocking; Enter into self punctual state; Export corresponding IRIG-B sign indicating number, after intelligent frequency time signal switch switching, export IRIG-B sign indicating number testing apparatus to as signal-under-test; Automatically adjust leading at least 4 minutes its current time of IRIG-B sign indicating number output time of IRIG-B sign indicating number testing apparatus simultaneously by supervisor, be used to discern time synchronism equipment to be tested and whether get into self punctual state;
6) IRIG-B sign indicating number testing apparatus continues the said signal-under-test of said time synchronism equipment output p.s. to be tested is received and understand test; Test data is gathered and storage by supervisor operation test analysis supervisory routine synchronous real-time automatically, lasts at least 2 minutes;
7) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; The pinpoint accuracy that is met test request by IRIG-B sign indicating number testing apparatus output is IRIG-B sign indicating number to the intelligent frequency time signal switch of 0x00; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
8) time synchronism equipment to be tested carries out dissection process to said test reference signal; Export corresponding IRIG-B sign indicating number; After intelligent frequency time signal switch switching, export IRIG-B sign indicating number testing apparatus to as signal-under-test, adjust IRIG-B sign indicating number output time at least 4 minutes its current time of hysteresis of IRIG-B sign indicating number testing apparatus simultaneously automatically by supervisor; Be used for step 5) was recovered the leading time of adjustment of IRIG-B sign indicating number testing apparatus, when keeping normally walking;
9) IRIG-B sign indicating number testing apparatus continues the said signal-under-test of said time synchronism equipment output p.s. to be tested is received and understand test; Test data is gathered and storage by supervisor operation test analysis supervisory routine synchronous real-time automatically; After lasting at least 2 minutes, data acquisition and storing process finish;
10) browsing data and analysis
Said browsing data is browsed and is analyzed the image data that is stored in the supervisor through the test analysis supervisory routine by the tester with analysis; Analyze content and comprise whether the IRIG-B sign indicating number of analyzing time synchronism equipment output to be tested had leading 5 minutes span at the 5th minute that tests beginning; If find the IRIG-B sign indicating number time of time synchronism equipment output to be tested leading 5 minutes span is arranged at the 5th minute that tests beginning; Explain that then time synchronism equipment to be tested is wrong to the IRIG-B precision recognition function of input; If find the IRIG-B sign indicating number time of time synchronism equipment output to be tested leading 5 minutes span is not arranged at the 5th minute that tests beginning; Explain that then time synchronism equipment to be tested is normal to the IRIG-B precision recognition function of input; Reach corresponding test purpose, finally accomplish whole test process.
9. the time synchronism equipment IRIG-B sign indicating number leap second processing capacity intelligent test method of any one time synchronism equipment IRIG-B sign indicating number fault tolerance Intelligentized test system in employing such as the claim 1 to 7; Supervisor operation test analysis supervisory routine in the said Intelligentized test system; Through communication link program-controlled intelligent frequency time signal switch and IRIG-B sign indicating number testing apparatus, it is characterized in that respectively:
Following substep is arranged successively:
1) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; IRIG-B sign indicating number to intelligent frequency time signal switch by the advance notice positive leap second that the 10th second next minute, output had of IRIG-B sign indicating number testing apparatus; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
2) time synchronism equipment to be tested carries out dissection process to said test reference signal, exports corresponding IRIG-B sign indicating number synchronously, after intelligent frequency time signal switch switching, exports IRIG-B sign indicating number testing apparatus to as signal-under-test;
3) IRIG-B sign indicating number testing equipment continues the said signal-under-test of said time synchronism equipment output each second to be tested is received and understand test; Test data is gathered and storage by supervisor operation test analysis hypervisor synchronous real-time automatically; Last at least 3 minutes; Whether be used to analyze time synchronism equipment to be tested discerns the leap second advance notice; Whether correctly exported signal-under-test; Whether carry out correct leap second and handled, and after the leap second processing finishes, whether normally exported signal-under-test;
4) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; IRIG-B sign indicating number to intelligent frequency time signal switch by the advance notice negative leap second that the 10th second next minute, output had of IRIG-B sign indicating number testing apparatus; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
5) time synchronism equipment to be tested carries out dissection process to said test reference signal, exports corresponding IRIG-B sign indicating number synchronously, after intelligent frequency time signal switch switching, exports IRIG-B sign indicating number testing apparatus to as signal-under-test;
6) IRIG-B sign indicating number testing equipment continues the said signal-under-test of said time synchronism equipment output each second to be tested is received and understand test; Test data is gathered and storage by supervisor operation test analysis hypervisor synchronous real-time automatically; Last at least 3 minutes; Whether be used to analyze time synchronism equipment to be tested discerns the leap second advance notice; Whether correctly exported signal-under-test; Whether carry out correct leap second and handled, and after the leap second processing finishes, whether normally exported signal-under-test;
7) browsing data and analysis
Said browsing data is browsed and is analyzed the image data that is stored in the supervisor through the test analysis supervisory routine by the tester with analysis; Analyze content and comprise whether the IRIG-B sign indicating number of analyzing time synchronism equipment output to be tested has positive and negative leap second advance notice; And whether output time meets the processing rule of positive and negative leap second; Do not have positive and negative leap second advance notice if find the IRIG-B sign indicating number of time synchronism equipment output to be tested; And output time does not meet the processing rule of positive and negative leap second, explains that then time synchronism equipment to be tested is wrong to the leap second processing capacity of the IRIG-B sign indicating number of input, has positive and negative leap second advance notice if find the IRIG-B sign indicating number of time synchronism equipment output to be tested; And output time meets the processing rule of positive and negative leap second; Explain that then time synchronism equipment to be tested is normal to the leap second processing capacity of the IRIG-B sign indicating number of input, reach corresponding test purpose, finally accomplish whole test process.
10. the time synchronism equipment IRIG-B sign indicating number leap year processing capacity intelligent test method of any one time synchronism equipment IRIG-B sign indicating number fault tolerance Intelligentized test system in employing such as the claim 1 to 7; Supervisor operation test analysis supervisory routine in the said Intelligentized test system; Through communication link program-controlled intelligent frequency time signal switch and IRIG-B sign indicating number testing apparatus, it is characterized in that respectively:
Following substep is arranged successively:
1) by the test analysis supervisory routine IRIG-B sign indicating number testing apparatus is disposed automatically; By IRIG-B sign indicating number testing apparatus its current time of output is IRIG-B sign indicating number to the intelligent frequency time signal switch in 11: 58: 30 on the 28th February in a certain leap year; After intelligent frequency time signal switch switching, export time synchronism equipment to be tested to as its test reference signal;
2) time synchronism equipment to be tested carries out dissection process to said test reference signal; Export corresponding IRIG-B sign indicating number synchronously; After intelligent frequency time signal switch switching; Export IRIG-B sign indicating number testing equipment to as signal-under-test; After 30 seconds, control intelligent frequency time signal switch automatically by supervisor and break off the IRIG-B sign indicating number that is input to time synchronism equipment to be tested;
3) IRIG-B sign indicating number testing apparatus continues the said signal-under-test of said time synchronism equipment output p.s. to be tested is received and understand test; Whether complete documentation is with to analyze time synchronism equipment to be tested correct to the transient process in 0: 0: 0 on the 29th February from 11: 59: 59 on the 28th February;, the leap year processing whether normally exported signal-under-test after finishing; Test data is gathered and storage by supervisor operation test analysis supervisory routine synchronous real-time automatically; After lasting at least 3 minutes, data acquisition and storing process finish;
4) browsing data and analysis
Said browsing data is browsed and is analyzed the image data that is stored in the supervisor through the test analysis supervisory routine by the tester with analysis; Analyze content and comprise whether the IRIG-B sign indicating number of analyzing time synchronism equipment output to be tested 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 sign indicating number of time synchronism equipment output to be tested 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; Explain that then time synchronism equipment to be tested is wrong to the leap year processing capacity of the IRIG-B sign indicating number of input; If find that the IRIG-B sign indicating number of time synchronism equipment output to be tested 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; Explain that then time synchronism equipment to be tested is normal to the leap year processing capacity of the IRIG-B sign indicating number of input; Reach corresponding test purpose, finally accomplish whole test process.
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| CN114138055A (en) * | 2021-12-08 | 2022-03-04 | 成都引众数字设备有限公司 | Method and device for converting direct current B code into power system serial port time message |
| CN114564413A (en) * | 2022-04-28 | 2022-05-31 | 景网技术有限公司 | Synchronous equipment testing method and device |
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| CN102591194B (en) | 2013-06-19 |
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Inventor after: Liu Peng Inventor after: Xia Bingxin Inventor after: Ning Wenhui Inventor after: Liu Lu Inventor after: Zhou Ke Inventor after: Zhou Wei Inventor after: Liu Wei Inventor after: Jin Qingren Inventor after: Kong Xiangbing Inventor after: Bai Jiangtao Inventor before: Liu Peng Inventor before: Zhang Jinyu Inventor before: Ning Wenhui Inventor before: Wei Heng Inventor before: Han Bing Inventor before: Zhou Wei Inventor before: Zhou Ke Inventor before: Liu Lu Inventor before: Kong Xiangbing Inventor before: Bai Jiangtao |
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