CN110865324A - Automatic setting method and system for line fault indicator - Google Patents
Automatic setting method and system for line fault indicator Download PDFInfo
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- CN110865324A CN110865324A CN201911007811.3A CN201911007811A CN110865324A CN 110865324 A CN110865324 A CN 110865324A CN 201911007811 A CN201911007811 A CN 201911007811A CN 110865324 A CN110865324 A CN 110865324A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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Abstract
The invention discloses an automatic setting method and system for a line fault indicator. The setting method comprises the following steps: recording equipment information and test related parameters of an acquisition unit of a line fault indicator to be set into a setting system; setting the frequency band number and address of the repeater by the setting system according to the set parameters; after the setting is finished, the setting system detects whether the communication between the repeater and the line fault indicator acquisition units of the current batch is successful; the line fault indicator of unsuccessful communication is marked and does not participate in the subsequent steps; setting a system to execute a power taking test, and detecting whether a collecting unit of the line fault indicator can normally take power; carrying out setting test on the acquisition unit; carrying out current precision test on the acquisition unit; and testing the wave recording function and the wave recording performance of the acquisition unit. The invention can ensure the setting precision of the line fault indicator, realize the test automation and improve the test efficiency.
Description
Technical Field
The invention relates to the field of setting of power supply system equipment, in particular to an automatic setting method and system of a line fault indicator.
Background
In the intelligent distribution network, the use of the line fault indicator can improve the stability of a power supply system, locate a fault point and reduce the adverse effect of the distribution network system fault on the system operation. In order to ensure that the line fault indicator can accurately monitor the line state in the intelligent distribution network and correctly identify the short circuit and the ground fault, strict setting test should be carried out before the line fault indicator leaves a factory.
The currently used line fault indicator setting method generally has the following defects: setting and detecting items are insufficient, manual work is excessively depended on, operation is complex, setting efficiency is low, and the requirement of mass production of the line fault indicator cannot be fully met.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects in the prior art and provide an automatic setting method and system for a line fault indicator, which can ensure the setting precision of the line fault indicator, so as to realize the test automation and improve the test efficiency.
Therefore, the invention adopts the following technical scheme: an automatic setting method for a line fault indicator comprises the following steps:
step 1), inputting equipment information and test related parameters of an acquisition unit of a line fault indicator to be set into a setting system;
step 2), setting the frequency band number and the address of the repeater by the setting system according to the set parameters; after the setting is finished, the setting system detects whether the communication between the repeater and the line fault indicator acquisition units of the current batch is successful; the line fault indicator of unsuccessful communication is marked and does not participate in the subsequent steps;
step 3), setting a system to execute a power taking test, and detecting whether a collecting unit of the line fault indicator can normally take power;
step 4), carrying out setting test on the acquisition unit;
step 5), carrying out current precision test on the acquisition unit;
step 6), testing the wave recording function and the wave recording performance of the acquisition unit;
step 7), counting the test results of each test item of the line fault indicator to be set, and if all the test items are qualified, setting the system
Controlling the acquisition unit to flash green lights through the repeater; if one test is unqualified, setting a system to control the acquisition unit to flash red light;
and 8), after the setting result is confirmed, the setting system broadcasts a lamp-out command and a silent command through the repeater, and the setting process is finished.
The setting method comprises the steps of establishing wireless communication between a setting system and a line fault indicator, obtaining electricity, setting, testing precision, recording wave, judging and displaying a setting result.
Further, in the step 1), the recorded test related parameters are a communication frequency band number and a communication address.
Further, in the step 1), in order to improve the testing efficiency, the communication frequency band numbers of the setting samples in the same batch are ensured to be consistent.
Further, the specific content of step 3) is as follows: setting a current set by a system control power source, waiting for a period of time, and after the sampling of an acquisition unit is stable, judging whether a capacitor voltage value in the current meets a standard requirement or not through remote measurement data of a line fault indicator called on a repeater; if the line fault indicator does not meet the standard requirement, the setting system judges that the line fault indicator is unqualified.
Further, the specific content of step 4) is as follows: the setting system controls the power source to sequentially output set setting point currents, waits for a period of time after each output, and issues setting commands to the line fault indicator through the repeater.
Further, in step 5), the specific content of the current precision test is as follows:
51) setting a current value output list to be tested and corresponding detection index requirements according to test requirements;
52) the setting system sequentially outputs set detection current, and after sampling of the acquisition units is stable, remote measurement values of the acquisition units are called on the repeater; comparing the current sampling value of the acquisition unit with the actual output current value of the output source read by the setting system, if the error does not meet the set precision index, recalling the remote measurement value again, and reading the real-time current sampling value of the acquisition unit;
53) and storing the test record of each test sample, and marking out a sample with unqualified current precision, wherein the sample is the fault indicator of the line to be set.
Further, the testing procedure of step 6) is as follows:
61) setting a transient fault waveform output by a system control power source, starting a wave recorder at a fault point, and recording an actual output waveform of the power source;
62) waiting for the acquisition unit to complete the generation of the wave recording file, calling the wave recording file of the acquisition unit on a repeater by a setting system, and judging that the sample is unqualified by the setting system if the wave recording file is not generated;
63) comparing and analyzing the wave recording file of the acquisition unit with the wave recording file of the wave recorder, and judging whether the wave recording file of the acquisition unit meets the requirement of a test index;
64) and storing the test record of each test sample, and marking out the sample which is unqualified in the wave recording test, wherein the sample is the fault indicator of the line to be set.
Furthermore, the test indexes comprise the number of waveform cycles, the accuracy of the recording steady-state current, the accuracy of the recording transient current peak value and the recording response time.
The other technical scheme adopted by the invention is as follows: an automatic tuning system for a line fault indicator, comprising:
acquisition unit information entry module: scanning a two-dimensional code or a bar code of an acquisition unit of a line fault indicator to be set by using a code scanning gun, reading and inputting equipment information and test related parameters of the acquisition unit;
the transponder frequency range address sets up the module: setting the frequency band number and address of the repeater according to the set parameters; after the setting is finished, detecting whether the communication between the repeater and the line fault indicator acquisition units of the current batch is successful; the line fault indicator of unsuccessful communication is marked and does not participate in the subsequent steps;
get the electric test module: executing a power-taking test, and detecting whether a collecting unit of the line fault indicator can normally take power;
a setting test module: carrying out setting test on the acquisition unit;
the current precision testing module: carrying out current precision test on the acquisition unit;
the wave recording test module: testing the wave recording function and the wave recording performance of the acquisition unit;
a test result judgment module: counting the test results of each test item of the line fault indicator to be set, if all the test items are qualified,
controlling the acquisition unit to flash green lights through the repeater; if one test is unqualified, controlling the acquisition unit to flash the red light;
the command broadcasting module: and after the setting result is confirmed, broadcasting a lamp-out command and a silent command through the repeater, and ending the setting process.
Further, the specific working process of the setting test module is as follows: and controlling the power source to sequentially output the set setting point current, waiting for a period of time after each output, and issuing a setting command to the line fault indicator through the repeater.
The invention has the advantages that:
1. the invention realizes systematization and automation of the setting test process of the line fault indicator, and only needs to wait for the final test result after the click test is started, thereby reducing the workload of testers and improving the test efficiency.
2. The automatic setting method provided by the invention integrates the current precision test and the wave recording function and performance test, and realizes the verification of the set result while completing the setting of the line fault indicator.
3. When the large-batch samples are set, unqualified samples are marked by the test log information of the setting system and are controlled by the flash lamp, so that testers can quickly position the unqualified samples.
Drawings
FIG. 1 is a flow chart of an automatic tuning method of a line fault indicator according to the present invention;
fig. 2 is a block diagram of an automatic tuning system of a line fault indicator according to the present invention.
Detailed Description
The invention is further described with reference to the drawings and the detailed description.
Example 1
The embodiment provides an automatic setting method of a line fault indicator, and the setting system provided by the invention realizes communication with an acquisition unit of the line fault indicator through a repeater, so that telemetering data is read and a control command is issued. The flow of the setting method provided by the invention is shown in figure 1, and the concrete implementation steps are as follows:
1. the method comprises the steps of suspending a collecting unit of a line fault indicator to be set on a test rod, scanning a two-dimensional code or a bar code of the collecting unit by using a code scanning gun, and inputting equipment information and test related parameters of the collecting unit, such as a communication frequency band number, a communication address and the like, into a setting system. In order to improve the testing efficiency, the communication frequency band numbers of the setting samples in the same batch are preferably ensured to be consistent.
2. And the setting system sets the frequency band number and the address of the repeater according to the set parameters. After the setting is finished, the setting system detects whether the communication between the repeater and the acquisition units of the line fault indicators of the current batch is successful. The line fault indicator of unsuccessful communication is flagged and does not participate in subsequent tuning steps.
3. And setting the system to execute a power taking test, and detecting whether the acquisition unit can normally take power. And after the setting system controls the power source to output the set current, waiting for a period of time and the acquisition unit samples stably, judging whether the capacitor voltage value meets the standard requirement or not through the telemetering data of the line fault indicator called on the repeater. If the requirements are not met, the setting system judges that the sample (namely the line fault indicator to be set) is not qualified.
4. And carrying out setting test on the acquisition unit. The setting system controls the power source to sequentially output set setting point currents, waits for a period of time after each output, and issues setting commands to the line fault indicator through the repeater.
5. And carrying out current precision test on the acquisition unit. And after the setting test is finished, the setting system executes the test verification setting result. The test procedure is as follows:
51) and setting a current value output list to be tested and corresponding detection index requirements according to the test requirements.
52) The setting system sequentially outputs set detection current, and after sampling of the acquisition units is stable, remote measurement values of the acquisition units are called on the repeater. And comparing the current sampling value of the acquisition unit with the actual output current value of the output source read by the setting system, if the error does not meet the set precision index, recalling the remote measurement value again, reading the real-time current sampling value of the acquisition unit, and setting the repeated reading times.
53) And storing the test record of each test sample, and marking out the sample with unqualified current precision.
6. And testing the wave recording function and the wave recording performance of the acquisition unit. The test procedure is as follows:
61) and the setting system controls the power source to output transient fault waveforms, starts a wave recorder to record waves at a fault point and records the actual output waveforms of the power source.
62) And after the wave recording file of the acquisition unit is generated, calling the wave recording file of the acquisition unit on the repeater by the setting system. If the recording file is not generated, the setting system judges that the sample is unqualified
63) And comparing and analyzing the wave recording file of the acquisition unit with the wave recording file of the wave recorder, and judging whether the wave recording file of the acquisition unit meets the requirements of test indexes, wherein the test indexes comprise the wave form cycle number, the wave recording steady-state current precision, the wave recording transient current peak precision and the wave recording response time.
64) And storing the test record of each test sample, and marking out the sample which fails in the wave recording test.
7. Counting the test results of all test items of the sample, and if all test items are qualified, controlling the acquisition unit to flash green lights by the setting system through the repeater; if one test is unqualified, the system is set to control the acquisition unit to flash the red light.
8. After the setting result is confirmed by the personnel to be tested, the setting system broadcasts a light-off command and a silent command through the repeater, and the setting process is finished.
Example 2
The embodiment provides an automatic setting system of a line fault indicator, which comprises an acquisition unit information recording module, a transponder frequency range address setting module, a power taking test module, a setting test module, a current precision test module, a wave recording test module, a test result judgment module and a command broadcasting module, as shown in fig. 2.
Acquisition unit information entry module: and scanning the two-dimensional code or the bar code of the acquisition unit of the line fault indicator to be set by using a code scanning gun, and reading and inputting the equipment information and the test related parameters of the acquisition unit.
The transponder frequency range address sets up the module: setting the frequency band number and address of the repeater according to the set parameters; after the setting is finished, detecting whether the communication between the repeater and the line fault indicator acquisition units of the current batch is successful; the line fault indicator of unsuccessful communication is flagged and does not participate in subsequent steps.
Get the electric test module: and executing a power taking test, and detecting whether the acquisition unit of the line fault indicator can normally take power. The method comprises the steps that a power source is controlled to output set current, after the current is waited for a period of time and an acquisition unit samples stably, whether a capacitor voltage value in the current meets a standard requirement or not is judged through telemetering data of a line fault indicator called on a repeater; if the requirements are not met, the sample (namely the line fault indicator to be set) is judged to be unqualified.
A setting test module: and carrying out setting test on the acquisition unit, controlling the power source to sequentially output set setting point current, waiting for a period of time after each output, and issuing a setting command to the line fault indicator through the repeater.
The current precision testing module: and (3) carrying out current precision test on the acquisition unit, wherein the test steps are as follows:
1) and setting a current value output list to be tested and corresponding detection index requirements according to the test requirements.
2) And outputting the set detection current in sequence, and calling remote measurement values of all the acquisition units on the repeater after the sampling of the acquisition units is stable. And comparing the current sampling value of the acquisition unit with the read actual output current value of the output source, if the error does not meet the set precision index, recalling the remote measurement value again, reading the real-time current sampling value of the acquisition unit, and setting the repeated reading times.
3) And storing the test record of each test sample, and marking out the sample with unqualified current precision.
The wave recording test module: the wave recording function and the wave recording performance of the acquisition unit are tested, and the test steps are as follows:
1) and controlling the power source to output a transient fault waveform, starting a wave recorder to record waves at a fault point, and recording the actual output waveform of the power source.
2) And calling the wave recording file of the acquisition unit on the repeater after the wave recording file of the acquisition unit is generated. If the recording file is not generated, the sample is judged to be unqualified
3) And comparing and analyzing the wave recording file of the acquisition unit with the wave recording file of the wave recorder, and judging whether the wave recording file of the acquisition unit meets the requirements of test indexes, wherein the test indexes comprise the wave form cycle number, the wave recording steady-state current precision, the wave recording transient current peak precision and the wave recording response time.
4) And storing the test record of each test sample, and marking out the sample which fails in the wave recording test.
A test result judgment module: counting the test results of each test item of the line fault indicator to be set, if all the test items are qualified,
controlling the acquisition unit to flash green lights through the repeater; and if one test is unqualified, controlling the acquisition unit to flash the red light.
The command broadcasting module: and after the setting result is confirmed, broadcasting a lamp-out command and a silent command through the repeater, and ending the setting process.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An automatic setting method for a line fault indicator is characterized by comprising the following steps:
step 1), inputting equipment information and test related parameters of an acquisition unit of a line fault indicator to be set into a setting system;
step 2), setting the frequency band number and the address of the repeater by the setting system according to the set parameters; after the setting is finished, the setting system detects whether the communication between the repeater and the line fault indicator acquisition units of the current batch is successful; the line fault indicator of unsuccessful communication is marked and does not participate in the subsequent steps;
step 3), setting a system to execute a power taking test, and detecting whether a collecting unit of the line fault indicator can normally take power;
step 4), carrying out setting test on the acquisition unit;
step 5), carrying out current precision test on the acquisition unit;
step 6), testing the wave recording function and the wave recording performance of the acquisition unit;
step 7), counting the test results of each test item of the line fault indicator to be set, and if all the test items are qualified, setting the system
Controlling the acquisition unit to flash green lights through the repeater; if one test is unqualified, setting a system to control the acquisition unit to flash red light;
and 8), after the setting result is confirmed, the setting system broadcasts a lamp-out command and a silent command through the repeater, and the setting process is finished.
2. The automatic tuning method for the line fault indicator according to claim 1, wherein in the step 1), the recorded test related parameters are a communication frequency band number and a communication address.
3. The automatic setting method of the line fault indicator as claimed in claim 2, wherein in the step 1), in order to improve the testing efficiency, the communication frequency band numbers of the setting samples in the same batch are ensured to be consistent.
4. The automatic setting method for the line fault indicator according to any one of claims 1-3, wherein the specific content of the step 3) is as follows: setting a current set by a system control power source, waiting for a period of time, and after the sampling of an acquisition unit is stable, judging whether a capacitor voltage value in the current meets a standard requirement or not through remote measurement data of a line fault indicator called on a repeater; if the line fault indicator does not meet the standard requirement, the setting system judges that the line fault indicator is unqualified.
5. The automatic setting method for the line fault indicator according to any one of claims 1-3, wherein the specific content of the step 4) is as follows: the setting system controls the power source to sequentially output set setting point currents, waits for a period of time after each output, and issues setting commands to the line fault indicator through the repeater.
6. The automatic setting method for the line fault indicator according to any one of claims 1-3, wherein in the step 5), the specific content of the current precision test is as follows:
51) setting a current value output list to be tested and corresponding detection index requirements according to test requirements;
52) the setting system sequentially outputs set detection current, and after sampling of the acquisition units is stable, remote measurement values of the acquisition units are called on the repeater; comparing the current sampling value of the acquisition unit with the actual output current value of the output source read by the setting system, if the error does not meet the set precision index, recalling the remote measurement value again, and reading the real-time current sampling value of the acquisition unit;
53) and storing the test record of each test sample, and marking out a sample with unqualified current precision, wherein the sample is the fault indicator of the line to be set.
7. A method for automatic tuning of a line fault indicator according to any of claims 1-3, characterized in that the test step of step 6) is as follows:
61) setting a transient fault waveform output by a system control power source, starting a wave recorder at a fault point, and recording an actual output waveform of the power source;
62) waiting for the completion of the generation of the wave recording file of the acquisition unit, calling the wave recording file of the acquisition unit on a repeater by a setting system, and judging that the sample is unqualified by the setting system if the wave recording file is not generated;
63) comparing and analyzing the wave recording file of the acquisition unit with the wave recording file of the wave recorder, and judging whether the wave recording file of the acquisition unit meets the requirement of a test index;
64) and storing the test record of each test sample, and marking out the sample which is unqualified in the wave recording test, wherein the sample is the fault indicator of the line to be set.
8. The automatic setting method of line fault indicator according to claim 7, characterized in that the test indicators include waveform cycle number, recording steady-state current accuracy, recording transient current peak accuracy and recording response time.
9. An automatic setting system for a line fault indicator is characterized by comprising the following components:
acquisition unit information entry module: scanning a two-dimensional code or a bar code of an acquisition unit of a line fault indicator to be set by using a code scanning gun, reading and inputting equipment information and test related parameters of the acquisition unit;
the transponder frequency range address sets up the module: setting the frequency band number and address of the repeater according to the set parameters; after the setting is finished, detecting whether the communication between the repeater and the line fault indicator acquisition units of the current batch is successful; the line fault indicator with unsuccessful communication is marked by a setting system and does not participate in the subsequent steps;
get the electric test module: executing a power-taking test, and detecting whether a collecting unit of the line fault indicator can normally take power;
a setting test module: carrying out setting test on the acquisition unit;
the current precision testing module: carrying out current precision test on the acquisition unit;
the wave recording test module: testing the wave recording function and the wave recording performance of the acquisition unit;
a test result judgment module: counting the test results of each test item of the line fault indicator to be set, if all the test items are qualified,
controlling the acquisition unit to flash green lights through the repeater; if one test is unqualified, controlling the acquisition unit to flash the red light;
the command broadcasting module: and after the setting result is confirmed, broadcasting a lamp-out command and a silent command through the repeater, and ending the setting process.
10. The automatic setting system of line fault indicators according to claim 9, wherein the specific working process of the setting test module is as follows: and controlling the power source to sequentially output the set setting point current, waiting for a period of time after each output, and issuing a setting command to the line fault indicator through the repeater.
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