CN206193224U - Join in marriage and become monitor terminal automatic test system - Google Patents
Join in marriage and become monitor terminal automatic test system Download PDFInfo
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- CN206193224U CN206193224U CN201621279507.6U CN201621279507U CN206193224U CN 206193224 U CN206193224 U CN 206193224U CN 201621279507 U CN201621279507 U CN 201621279507U CN 206193224 U CN206193224 U CN 206193224U
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Abstract
The utility model provides a join in marriage and become monitor terminal automatic test system, include: the computer, conventional testing circuit, stipulations test circuit and trouble test circuit, the computer with the conventional testing circuit is connected, the computer with about test circuit is connected, the computer with the failure test circuit is connected, wherein, the conventional testing circuit includes: change monitor terminal, error calculation circuit and computer are shown, are joined in marriage to power source, standard, this system is one kind can accomplish the system that arouses testing capabilities such as test including conventional testing, stipulations test, boundary limit test, trouble to because of different test items need the difference change the measuring error that different testing arrangement produced, the test result has more accuracy, convincingness to joining in marriage when change monitor terminal appraises in effectively avoiding testing, simultaneously can accomplish a plurality of test items at the same system, the testing arrangement that no longer needs to be changed, the test time who shortens the terminal that can be very big.
Description
Technical field
The utility model is related to terminal test technical field, more particularly to a kind of Distribution transformer Auto-Test System.
Background technology
With power system to automatic data collection, the attention degree of remote meter reading improve constantly, Distribution transformer it is important
Property increasingly weigh, Distribution transformer can not only be to switching circuit, distribution transformer, high pressure measurement user, low-temperature measurement user
Deng the monitoring and control of relevant device, can match somebody with somebody with corresponding measurement case when can be used for high pressure measurement user and low-temperature measurement user
Set is used, and realizes remote meter-reading function, meanwhile, telemetry function can realize that rate of qualified voltage is counted, there is provided this month low-voltage adds up
Time, high voltage cumulative time, total run time.The quick test of large batch of Distribution transformer how is realized as can be seen here
It is a critically important job.
The test of current Distribution transformer is that conventionally test uses set of device, and protocol convert uses another suit again
Put, personnel's monitored for prolonged periods of time test case is needed in test process;Need personnel to remove terminal again when changing test event to shift to
Other device.Taken time and effort when great amount of terminals needs test, simultaneously because multiple devices participate in test, tested
Cheng Zhong, the error of each device can influence test result.
Utility model content
Goal of the invention of the present utility model is to provide a kind of Distribution transformer Auto-Test System, existing to solve
In power system Distribution transformer test device during different test events more exchange device and introduce error influence survey
Test result.
A kind of Distribution transformer Auto-Test System is provided according to embodiment of the present utility model, including:Computer,
Conventionally test circuit, protocol convert circuit and fault test circuitry;
The computer is connected with the conventionally test circuit;The computer is connected with the about test circuit;
The computer is connected with the fault test circuitry;
Wherein, the conventionally test circuit includes:Standard source, standard scale, Distribution transformer, error calculation circuit and meter
Calculation machine;
First output end of the standard source is connected with the input of the Distribution transformer;
Second output end of the standard source is connected with the input of the standard scale;
The output end of the Distribution transformer is connected with the first input end of the error calculation circuit;
The output end of the standard scale is connected with the second input of the error calculation circuit;
The output end of the error calculation circuit is connected with the computer;
The protocol convert circuit is connected with the Distribution transformer;
The fault test circuitry is connected with the standard source.
Further, the protocol convert circuit includes:Magnetic field generator, radio transmitter and temperature controller;
The output end of the computer is connected with the magnetic field generator;
The output end of the computer is connected with the radio transmitter;
The computer is connected with the temperature controller.
Further, the fault test circuitry includes:Failed storage sub-circuit and failure generation sub-circuit;
The output end of the computer is connected with the input of the failed storage sub-circuit;
The output end of the failed storage sub-circuit is connected with the input of failure generation sub-circuit;
The output end of the failure generation sub-circuit is connected with the standard source.
Further, the error calculation circuit includes, delays error calculation sub-circuit and error in dipping calculates sub-circuit;
The output end of the standard scale is connected with the first input end for delaying error calculation sub-circuit;
The first input end that the output end of the standard scale calculates sub-circuit with the error in dipping is connected;
The output end of the Distribution transformer is connected with the first input end for delaying error calculation sub-circuit;
The first input end that the output end of the Distribution transformer calculates sub-circuit with the error in dipping is connected;
The output end for delaying error calculation sub-circuit is connected with the computer;
The output end that the error in dipping calculates sub-circuit is connected with the computer.
Further, the standard source is the DC current source of high stability.
From above technical scheme, the utility model provides a kind of Distribution transformer Auto-Test System, including:
Computer, conventionally test circuit, protocol convert circuit and fault test circuitry;The computer and the conventionally test circuit phase
Connection;The computer is connected with the about test circuit;The computer is connected with the fault test circuitry;Its
In, the conventionally test circuit includes:Standard source, standard scale, Distribution transformer, error calculation circuit and computer;It is described
First output end of standard source is connected with the input of the Distribution transformer;Second output end of the standard source and institute
The input for stating standard scale is connected;The first input end of the output end of the Distribution transformer and the error calculation circuit
It is connected;The output end of the standard scale is connected with the second input of the error calculation circuit;The error calculation electricity
The output end on road is connected with the computer;The protocol convert circuit is connected with the Distribution transformer;The event
Barrier test circuit is connected with the standard source.The system is that one kind can complete to include conventionally test, protocol convert, border pole
Limit test, the system of the test function such as failure challenge test, so as to be prevented effectively from test in because different test events need difference
The measurement error that different test devices are produced is changed, test result has more accuracy, convincingness when evaluating Distribution transformer;
Multiple test events can be completed in same device, it is no longer necessary to change test device, can greatly shorten the survey of terminal simultaneously
The examination time.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Needed for the accompanying drawing to be used be briefly described, it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other accompanying drawings.
Fig. 1 is to be preferable to carry out a kind of Distribution transformer Auto-Test System for exemplifying according to one.
Marginal data:
1- computers;2- fault test circuitries;21- failed storage sub-circuits;22- failures generate sub-circuit;3- error meters
Calculate circuit;31- delays error calculation sub-circuit;32- error in dippings calculate sub-circuit;4- protocol convert circuits;41- magnetic fields occur
Device;42- radio transmitters;43- temperature controllers;5- Distribution transformers;6- standard scales;7- standard sources.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clear, complete description, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Embodiment of the present utility model provides a kind of Distribution transformer Auto-Test System, as shown in figure 1, the system
System includes:Computer 1, conventionally test circuit, protocol convert circuit 4 and fault test circuitry 2;The computer 1 is normal with described
Rule test circuit is connected;The computer 1 is connected with the about test circuit 4;The computer 1 and the fault test
Circuit 2 is connected;Wherein, the conventionally test circuit includes:Standard source 7, standard scale 6, Distribution transformer 5, error calculation
Circuit 3 and computer 1;First output end of the standard source 7 is connected with the input of the Distribution transformer 5;It is described
Second output end of standard source 7 is connected with the input of the standard scale 6;The output end of the Distribution transformer 5 and institute
The first input end for stating error calculation circuit 3 is connected;The output end of the standard scale 6 and the of the error calculation circuit 3
Two inputs are connected;The output end of the error calculation circuit 3 is connected with the computer 1;The protocol convert circuit 4
It is connected with the Distribution transformer 5;The fault test circuitry 2 is connected with the standard source 7.
Specifically, when conventionally test is carried out, system need to only start conventionally test circuit, Distribution transformer is completed
5 conventionally test, specific standard source 7 exports the electric energy of firm power, and the electric energy reaches Distribution transformer 5 and mark simultaneously
Quasi- table 6;The power of 6 pairs of electric energy of Distribution transformer 5 and standard scale is recorded, and record result is uploaded into error meter
Circuit 3 is calculated, the result that the error calculation circuit 3 is recorded to Distribution transformer 5 carries out difference with the result of the record of standard scale 6
Calculate, according to the performance of result of calculation overall merit Distribution transformer 5.
Carry out starting protocol convert circuit 4 when protocol convert, the stipulations that just can complete Distribution transformer 5 are surveyed
Examination.Startup separator test circuit 2 during the relevant item of failure challenge test is carried out, first according to known fault type, from event
Trigger condition is transferred in barrier storehouse and simulate the condition, while being tested by protocol convert module, test Distribution transformer 5
Whether break down, if not breaking down transfer other interference into fault test circuitry 2;Also dependent on common interference bar
Whether part random combine, test Distribution transformer 5 can break down.Carry out starting protocol convert circuit when marginal testing
4, all kinds of interference that the installation environment of Distribution transformer 5 is likely to occur are simulated by interference source, and interference is put on into distribution transforming prison
Terminal 5 is surveyed, protocol convert is carried out to Distribution transformer 5 while interference is applied, whether test Distribution transformer 5 can
Normal work, if energy normal work, increases interference strength, until the limit is born in the interference explored to Distribution transformer 5.
The system is that one kind can be completed including conventionally test, protocol convert, boundary Limit test, failure challenge test etc.
The system of test function, changes what different test devices were produced so as to be prevented effectively from test because different test events needs are different
Measurement error, test result has more accuracy, convincingness when evaluating terminal;Simultaneously as can complete multiple in same device
Test event, it is no longer necessary to change test device, can greatly shorten the testing time of terminal.
Further, the protocol convert circuit 4 includes:Magnetic field generator 41, radio transmitter 42 and temperature controller
43;
The output end of the computer 1 is connected with the magnetic field generator 41;
The output end of the computer 1 is connected with the radio transmitter 42;
The computer 1 is connected with the temperature controller 43.
Specifically, the system simulation carries out magnetic interference to the Distribution transformer 5, radio interference and high temperature are dry
Disturb.The Distribution transformer 5 is tested in stationary magnetic field failure environment specifically, in radio interference failure environment pair
The Distribution transformer 5 is tested, and the Distribution transformer 5 is tested in hot environment.
Failure environment terminal 6 to be measured in stationary magnetic field applies normal work under reference voltage, electric current, its front, side and
The magnet that magnetic field intensity is 300mT is placed in bottom surface respectively, and each flat test certain time is (such as:30 minutes), to distribution transforming
Monitoring terminal 5 carries out test and outputs test result.Test Distribution transformer 5 whether can normal work, if can normal work
Make, then increase interference strength, until the limit is born in the interference explored to Distribution transformer 5.
Radio interference failure environment, adjusts wireless generator apparatus and the same frequency range of meter wireless module, makes distribution transformer monitoring
Terminal 5 is in be freezed under the mode of operations such as unloading, continuous communiction, presses close to several sensitive positions, is carried out wireless interspeaker and is continuously done
Disturb certain hour (such as:30 minutes), test is carried out to Distribution transformer 5 and is outputed test result.Testing Distribution transformer 5 is
It is no can normal work, if can normal work, increase interference strength, held until exploring to the interference of Distribution transformer 5
By the limit.
Hot environment, such as hot and humid (85 DEG C of temperature, humidity 85%RH), low temperature (- 45 DEG C of temperature), high and low temperature replace
(- 45 DEG C of low temperature ,+85 DEG C of high temperature), makes Distribution transformer 5 continuously run certain hour (such as under respective environment:3 days), the phase
Between continuous observation metering, clock and data storage situation;After experiment, Distribution transformer 5 should be able to normal work.Test distribution transforming
Monitoring terminal 5 whether can normal work, if can normal work, interference strength is increased, until exploring to distribution transformer monitoring end
The limit is born in the interference at end 5.
Further, the fault test circuitry 2 includes:Failed storage sub-circuit 21 and failure generation sub-circuit 22;
The output end of the computer 1 is connected with the input of the failed storage sub-circuit 21;
The output end of the failed storage sub-circuit 21 is connected with the input of failure generation sub-circuit 22;
The output end of the failure generation sub-circuit 22 is connected with the standard source 7.
Specifically, the fault test circuitry 2 includes:Failed storage sub-circuit 21 and failure generation sub-circuit 22;It is described
Failed storage sub-circuit 21 is used to store all kinds of interference that the interference source simulation installation environment of Distribution transformer 5 is likely to occur, institute
Stating interference includes:Under-voltage fault is disturbed, over-voltage fault is disturbed, defluidization failure is disturbed, cutout failure is disturbed, over current fault is disturbed,
Overload fault interference, open phase fault interference, the interference of Voltage unbalance failure, the interference of current imbalance failure, trend reverse fault
Interference, negative phase sequence failure are disturbed, requirement transfinites failure interference, the interference of rate of qualified voltage failure, the interference of full no-voltage fault and power down
Failure is disturbed, and the computer 1 is used to transfer the interference being stored in failed storage sub-circuit 21, and interference is sent to failure
Generation sub-circuit 22, failure generation sub-circuit 22 generates this corresponding failure, and by corresponding fault upload to standard source 7, institute
State standard source 7 and simulate corresponding failure.
Further, the error calculation circuit 3 includes, delays error calculation sub-circuit 31 and error in dipping calculates sub-circuit
32;
The output end of the standard scale 6 is connected with the first input end for delaying error calculation sub-circuit 31;
The first input end that the output end of the standard scale 6 calculates sub-circuit 32 with the error in dipping is connected;
The output end of the Distribution transformer 5 is connected with the first input end for delaying error calculation sub-circuit 31
Connect;
The first input end that the output end of the Distribution transformer 5 calculates sub-circuit 32 with the error in dipping is connected
Connect;
The output end for delaying error calculation sub-circuit 31 is connected with the computer 1;
The output end that the error in dipping calculates sub-circuit 32 is connected with the computer 1.
Specifically, the system not only can calculate sub-circuit 32 by error in dipping, to the record of Distribution transformer 5
Result carries out mathematic interpolation with the result of the record of standard scale 6, according to the performance of result of calculation overall merit Distribution transformer 5.
Can also be by delaying error calculation sub-circuit 31, the time that result is recorded by calculating standard scale 6 is remembered with Distribution transformer 5
The time for recording result is only poor, and performance is delayed in the communication for evaluating Distribution transformer 5.
Further, the standard source 7 is the DC current source of high stability.
From above technical scheme, the utility model provides a kind of Auto-Test System of Distribution transformer 5, bag
Include:Computer 1, conventionally test circuit, protocol convert circuit 4 and fault test circuitry 2;The computer 1 and the conventional survey
Examination circuit is connected;The computer 1 is connected with the about test circuit;The computer 1 and the fault test circuitry 2
It is connected;Wherein, the conventionally test circuit includes:Standard source 7, standard scale 6, Distribution transformer 5, error calculation circuit 3
With computer 1;First output end of the standard source 7 is connected with the input of the Distribution transformer 5;The standard source
7 the second output end is connected with the input of the standard scale 6;The output end of the Distribution transformer 5 and the error
The first input end of counting circuit 3 is connected;The output end of the standard scale 6 is input into the second of the error calculation circuit 3
End is connected;The output end of the error calculation circuit 3 is connected with the computer 1;The protocol convert circuit 4 with it is described
Distribution transformer 5 is connected;The fault test circuitry 2 is connected with the standard source 7.The system is that one kind can be completed
The system of test function such as including conventionally test, protocol convert, boundary Limit test, failure challenge test, so as to be prevented effectively from
Because different test events need the different measurement errors for changing different test devices generations in test, test result is to distribution transformer monitoring
Terminal has more accuracy, convincingness when evaluating;Multiple test events can be completed in same device, it is no longer necessary to change and survey simultaneously
Trial assembly is put, and can greatly shorten the testing time of terminal.
Those skilled in the art will readily occur to this practicality after considering specification and putting into practice utility model disclosed herein
Other new embodiments.The application is intended to any modification of the present utility model, purposes or adaptations, these
Modification, purposes or adaptations follow general principle of the present utility model and including undocumented skill of the utility model
Common knowledge or conventional techniques in art field.Description and embodiments be considered only as it is exemplary, it is of the present utility model
True scope and spirit are pointed out by following claim.
It should be appreciated that the utility model is not limited to the accurate knot for being described above and being shown in the drawings
Structure, and can without departing from the scope carry out various modifications and changes.Scope of the present utility model only will by appended right
Ask to limit.
Claims (5)
1. a kind of Distribution transformer Auto-Test System, it is characterised in that including:Computer (1), conventionally test circuit, rule
About test circuit (4) and fault test circuitry (2);
The computer (1) is connected with the conventionally test circuit;The computer (1) and the protocol convert circuit (4)
It is connected;The computer (1) is connected with the fault test circuitry (2);
Wherein, the conventionally test circuit includes:Standard source (7), standard scale (6), Distribution transformer (5) and error calculation electricity
Road (3);
The output end of the standard source (7) is connected with the input of the Distribution transformer (5);
The output end of the standard source (7) is connected with the input of the standard scale (6);
The output end of the Distribution transformer (5) is connected with the input of the error calculation circuit (3);
The output end of the standard scale (6) is connected with the input of the error calculation circuit (3);
The output end of the error calculation circuit (3) is connected with the computer (1);
The protocol convert circuit (4) is connected with the Distribution transformer (5);
The fault test circuitry (2) is connected with the standard source (7).
2. system according to claim 1, it is characterised in that the protocol convert circuit (4) includes:Magnetic field generator
(41), radio transmitter (42) and temperature controller (43);
The output end of the computer (1) is connected with the magnetic field generator (41);
The output end of the computer (1) is connected with the radio transmitter (42);
The output end of the computer (1) is connected with the temperature controller (43).
3. system according to claim 1, it is characterised in that the fault test circuitry (2) includes:Failed storage son electricity
Road (21) and failure generate sub-circuit (22);
The output end of the computer (1) is connected with the input of the failed storage sub-circuit (21);
The output end of the failed storage sub-circuit (21) is connected with the input of failure generation sub-circuit (22);
The output end of failure generation sub-circuit (22) is connected with the standard source (7).
4. system according to claim 1, it is characterised in that the error calculation circuit (3) includes, delays error calculation
Sub-circuit (31) and error in dipping calculate sub-circuit (32);
The output end of the standard scale (6) is connected with the input for delaying error calculation sub-circuit (31);
The input that the output end of the standard scale (6) calculates sub-circuit (32) with the error in dipping is connected;
The output end of the Distribution transformer (5) is connected with the input for delaying error calculation sub-circuit (31);
The input that the output end of the Distribution transformer (5) calculates sub-circuit (32) with the error in dipping is connected;
The output end for delaying error calculation sub-circuit (31) is connected with the computer (1);
The output end that the error in dipping calculates sub-circuit (32) is connected with the computer (1).
5. system according to claim 1, it is characterised in that the standard source (7) is the DC current source of high stability.
Priority Applications (1)
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CN201621279507.6U CN206193224U (en) | 2016-11-24 | 2016-11-24 | Join in marriage and become monitor terminal automatic test system |
Applications Claiming Priority (1)
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CN201621279507.6U CN206193224U (en) | 2016-11-24 | 2016-11-24 | Join in marriage and become monitor terminal automatic test system |
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CN206193224U true CN206193224U (en) | 2017-05-24 |
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ID=58723808
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CN201621279507.6U Active CN206193224U (en) | 2016-11-24 | 2016-11-24 | Join in marriage and become monitor terminal automatic test system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111239660A (en) * | 2019-09-17 | 2020-06-05 | 惠州化能汇通智能科技有限公司 | Novel full-automatic batch calibration device of distribution transformer intelligent monitoring terminal |
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2016
- 2016-11-24 CN CN201621279507.6U patent/CN206193224U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111239660A (en) * | 2019-09-17 | 2020-06-05 | 惠州化能汇通智能科技有限公司 | Novel full-automatic batch calibration device of distribution transformer intelligent monitoring terminal |
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