CN204679617U - A kind of fault detector device for testing functions based on RTDS - Google Patents
A kind of fault detector device for testing functions based on RTDS Download PDFInfo
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- CN204679617U CN204679617U CN201520288931.6U CN201520288931U CN204679617U CN 204679617 U CN204679617 U CN 204679617U CN 201520288931 U CN201520288931 U CN 201520288931U CN 204679617 U CN204679617 U CN 204679617U
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- 238000012360 testing method Methods 0.000 title claims abstract description 31
- 238000004088 simulation Methods 0.000 claims description 4
- 238000011990 functional testing Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000009826 distribution Methods 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010200 validation analysis Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Abstract
Based on a fault detector device for testing functions of RTDS, this device is by real time data display RTDS(1), simulated power amplifier (2), current lifting device (3) and fault detector (4) form.The analog signal output of real time data display connects simulated power amp.in; Simulated power amplifier out is connected with three current lifting devices respectively; Each current lifting device connects a fault detector.The environment that fault detector runs is based upon in real-time emulation system by the utility model, by changing line parameter circuit value flexibly in analogue system, arranging fault condition and adjustment transformer connection mode, well simulate various circuit, various operating condition, for fault detector test provides reliable testing source.The utility model is applicable to the fault detector of various Cleaning Principle, the equipment simplifying relevant enterprise dispatch from the factory testing process, improve detection efficiency, the functional test for fault detector provides a set of perfect technological means.
Description
Technical field
The utility model relates to a kind of fault detector device for testing functions based on RTDS, belongs to distribution network equipment technical field.
Background technology
Fault detector is mainly operated in power distribution network, in order to the location of maintainer to the fault section such as short circuit, ground connection, for ensureing that power supply reliability has played very large effect.Domestic a large amount of fault detector, because Cleaning Principle, the structural design adopted also exists very large difference, during actual motion, often there will be the phenomenon failed to report, report by mistake, performance factor is low.
The electrical test that manufacturing firm carries out before dispatching from the factory to fault detector, owing to lacking effective detection means, can only do static functional test and type approval test to fault detector.Actual power distribution network operational process cannot be simulated, thus can not the situation of validation fault indicator correct operation under different failure environment completely.
RTDS(Real Time Digital System) be developed by Canadian Manitoba RTDS company manufacture, specialized designs is for the device of power system real-time simulation, there is open input and output function, can be fault detector and build flexibly test environment easily.
Summary of the invention
The purpose of this utility model is, provides a kind of fault detector device for testing functions based on RTDS, meets fault detector function dynamic test, realizes the test and validation to fault detector action situation under different electric network composition, different faults condition.
The utility model is the scheme solved the problems of the technologies described above:
A kind of fault detector device for testing functions based on RTDS is made up of real time data display RTDS, simulated power amplifier, current lifting device and fault detector.The analog signal output of real time data display RTDS connects the input end of simulated power amplifier; The output terminal of simulated power amplifier is connected with three current lifting devices respectively; Each current lifting device connects a fault detector.
Described real time data display RTDS, be a kind of real time data display that manufacturer produces, specialized designs is used for the device of power system real-time simulation, has open input and output function, can be fault detector and builds test environment.Analog signal output A, analog signal output B and analog signal output C is provided with in real time data display RTDS.
The small area analysis signal that analogue system can export by described simulated power amplifier amplifies, use for fault detector functional test, simulated power amplifier is provided with input end A1, input end B1, input end C1, output terminals A 2, output terminal B2, output terminal C2 and ground terminal;
The signal that power amplifier exports is enlarged into true distribution network failure level by described current lifting device, to make up the deficiency of simulated power amplifier amplifying power;
Described fault detector is device being tested, it be manufacturer according to fault detect principle design, and the equipment be made up of hardware and software.
The beneficial effects of the utility model are: the fault detector device for testing functions based on RTDS that the utility model proposes, the environment that fault detector runs is based upon in real-time emulation system RTDS, by changing line parameter circuit value flexibly in analogue system, arranging fault condition and adjustment transformer connection mode, well simulate various circuit, various operating condition, for fault detector test provides reliable testing source.The utility model can be applicable to the fault detector of various Cleaning Principle, the equipment simplifying relevant enterprise dispatch from the factory testing process, improve detection efficiency, the functional test for fault detector provides a set of perfect technological means.
Accompanying drawing explanation
Fig. 1 is the utility model fault detector device for testing functions structural representation;
In figure, 1 is real time data display; 2 is simulated power amplifiers; 3 is current lifting devices; 4 is fault detectors.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
A kind of fault detector device for testing functions based on RTDS of the present embodiment is made up of real time data display 1, simulated power amplifier 2, current lifting device 3 and fault detector 4.
Analog signal output A, the analog signal output B of real time data display RTDS and analog signal output C are connected with input end A1, the input end B1 of simulated power amplifier 2 and input end C1 respectively; Output terminals A 2, the output terminal B2 of simulated power amplifier 2 are connected with three current lifting devices 3 respectively with output terminal C2.Fault detector 4 is accessed current lifting device 3, completes fault detector device for testing functions and build.
As shown in Figure 1, specific works process is the structural drawing of a kind of fault detector device for testing functions based on RTDS proposed in the present embodiment:
The first step sets up true electricity distribution network model in real time data display RTDS, arranges different faults type (phase-to phase fault, singlephase earth fault and double earthfault etc.), carries out compiling emulation.In selected electric network model, the current signal of interdependent node is as output quantity, forms simulating signal, it can be used as the input quantity of simulated power amplifier after D/A conversion;
The simulating signal that real time data display RTDS exports by second step simulated power amplifier passes to current lifting device after amplifying;
The signal that simulated power amplifier inputs is enlarged into the parameter value of true power distribution network by the 3rd step current lifting device.
On fault detector device for testing functions, access fault detector can carry out functional test.
The device for testing functions of a kind of fault detector of the present embodiment is made up of real time data display RTDS, simulated power amplifier, current lifting device and fault detector four unit.Real time data display RTDS, be a kind of real time data display that manufacturer produces, specialized designs is used for the device of power system real-time simulation, has open input and output function, can be fault detector and builds flexibly test environment easily.Analog signal output A, analog signal output B and analog signal output C is provided with in real time data display RTDS; The effect of above-mentioned simulated power amplifier is that small area analysis signal analogue system exported amplifies, for fault detector functional test.Simulated power amplifier is provided with input end A1, input end B1, input end C1, output terminals A 2, output terminal B2, output terminal C2 and ground terminal; The signal that power amplifier exports is enlarged into true distribution network failure level by above-mentioned current lifting device, to make up the deficiency of simulated power amplifier amplifying power; Above-mentioned fault detector is device being tested, it be manufacturer according to fault detect principle design, and the equipment be made up of hardware and software.
The utility model according to the various fault scenes occurred in actual condition, can be tested over and over again, overcomes fault scenes in site test and arranges single, that test condition is limited impact.By the test under various faults environment, the performance of fault detector indicating fault can be completely examined.
Claims (2)
1. based on a fault detector device for testing functions of RTDS, it is characterized in that, described device is made up of real time data display RTDS, simulated power amplifier, current lifting device and fault detector; The analog signal output of real time data display RTDS connects the input end of simulated power amplifier; The output terminal of simulated power amplifier is connected with three current lifting devices respectively; Each current lifting device connects a fault detector.
2. a kind of fault detector device for testing functions based on RTDS according to claim 1, it is characterized in that, described simulated power amplifier is provided with input end A1, input end B1, input end C1, output terminals A 2, output terminal B2, output terminal C2 and ground terminal; Input terminal A1, B1, C1 of described simulated power amplifier are connected with analog signal output A, B, C of Digital Simulation System RTDS respectively; Output terminals A 2, the output terminal B2 of described simulated power amplifier are connected with three current lifting devices respectively with output terminal C2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520288931.6U CN204679617U (en) | 2015-05-07 | 2015-05-07 | A kind of fault detector device for testing functions based on RTDS |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520288931.6U CN204679617U (en) | 2015-05-07 | 2015-05-07 | A kind of fault detector device for testing functions based on RTDS |
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| CN204679617U true CN204679617U (en) | 2015-09-30 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105974819A (en) * | 2016-04-29 | 2016-09-28 | 广东电网有限责任公司电力调度控制中心 | Fault point control method and system for power real-time digital simulation system |
| CN106291426A (en) * | 2016-08-04 | 2017-01-04 | 国网江西省电力公司电力科学研究院 | A kind of fault detector dynamic model test platform |
| CN108226843A (en) * | 2018-01-04 | 2018-06-29 | 南瑞集团有限公司 | The test system of fault detector based on real time data display |
-
2015
- 2015-05-07 CN CN201520288931.6U patent/CN204679617U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105974819A (en) * | 2016-04-29 | 2016-09-28 | 广东电网有限责任公司电力调度控制中心 | Fault point control method and system for power real-time digital simulation system |
| CN105974819B (en) * | 2016-04-29 | 2018-11-09 | 广东电网有限责任公司电力调度控制中心 | The fault point control method and system of electric power real time data display |
| CN106291426A (en) * | 2016-08-04 | 2017-01-04 | 国网江西省电力公司电力科学研究院 | A kind of fault detector dynamic model test platform |
| CN108226843A (en) * | 2018-01-04 | 2018-06-29 | 南瑞集团有限公司 | The test system of fault detector based on real time data display |
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