CN206460114U - The detecting system of intelligent substation through-flow test - Google Patents
The detecting system of intelligent substation through-flow test Download PDFInfo
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- CN206460114U CN206460114U CN201720104399.7U CN201720104399U CN206460114U CN 206460114 U CN206460114 U CN 206460114U CN 201720104399 U CN201720104399 U CN 201720104399U CN 206460114 U CN206460114 U CN 206460114U
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- flow test
- phase meter
- router
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Abstract
The utility model discloses the detecting system of intelligent substation through-flow test, including in-site collecting device, stand interior wireless router, volt-ampere phase meter, total router and mobile terminal, the in-site collecting device and volt-ampere phase meter are by wireless router wireless connection in station, and the volt-ampere phase meter and mobile terminal pass through total router wireless connection；The volt-ampere phase meter is provided with wireless communication module, and the output end of the wireless communication module connects the signal input part of the mobile terminal by total router.The utility model can be applicable same voltage reference, improve the accuracy of result of the test, using radio communication, simplify process of the test in the through-flow test monitoring of intelligent station.
Description
Technical field
The utility model is related to intelligent substation through-flow test technical field of measurement and test, and specifically intelligent substation is through-flow
The detecting system of experiment.
Background technology
The through-flow test of normal station is the correctness for checking the cooperation of current polarity between current loop and each device.Intelligent station
Through-flow test is needed on the basis of original electric current secondary loop is checked, it is determined that the SV data messages exported by combining unit are just
True property.And the through-flow method of normal station that intelligent station through-flow test is used at this stage checks current loop, so can bring as
Lower problem：1. it can not be measured under same benchmark；2. the correctness of SV messages can not intuitively be measured；3. in measurement process
In need to lay long cable and obtain voltage reference sampled point or using different voltages as benchmark, be also easy to produce human error.Ask above
It is unreliable that topic ultimately results in result of the test.
Intelligent station is different from normal station current loop analog quantity transmission medium, each analog quantity sample point dispersed placement at the scene
Difference, therefore tester is difficult to obtain uniformly voltage reference in through-flow test.Normal station through-flow test returns for inspection electric current
The cooperation of current polarity between the correctness on road and each protection device, intelligent station through-flow test needs checking original electric current secondary returning
On the basis of the correctness of road, the correctness of SV data messages for determining to be exported by combining unit is also needed.
Traditional volt-ampere phase meter collection capacity is analog quantity, it is impossible to gather SV message informations, so that analog quantity can not be checked
With the accuracy of SV messages, in addition voltage reference line need long cable or use different voltage references, that so brings asks
Topic is can not to be measured under same benchmark, easily causes human error.
Handheld digital tester can only be fetched come acquisition link by optical fiber and gather SV messages, it is impossible to gather analog quantity letter
Breath, and according to the network construction characteristic of intelligent substation, manual testing device can not obtain unified voltage-reference.
Utility model content
To overcome the shortcomings of that above-mentioned prior art is present, the purpose of this utility model is to provide a kind of measurement result essence
Really, the detecting system of practical intelligent substation through-flow test.
The utility model solves the technical scheme that its technical problem used：The detection system of intelligent substation through-flow test
System, it is characterized in that：Including in-site collecting device, stand interior wireless router, volt-ampere phase meter, total router and mobile terminal, institute
State in-site collecting device and volt-ampere phase meter and pass through wireless router wireless connection, the volt-ampere phase meter and mobile terminal in station
Pass through total router wireless connection；The volt-ampere phase meter is provided with wireless communication module, the wireless communication module
Output end connects the signal input part of the mobile terminal by total router.
Preferably, the in-site collecting device includes voltage collection circuit, AD conversion module, the microprocessor being sequentially connected
MCU and wireless communication unit, the output end of the wireless communication unit are connected with wireless router in station.
Preferably, the AD conversion module includes AD conversion chip, the model TLC5816 of the AD conversion chip, institute
Stating Micro-processor MCV includes single-chip microcomputer U1, model AT89C52.
Preferably, the electric current survey that the volt-ampere phase meter includes two clamp current transformers, is connected with current transformer
Line, two voltage measurement lines and a main frame are measured, the main frame includes setting on host housing and host circuit, the host housing
There are patch panel and liquid crystal display, the host circuit includes secondary current Acquisition Circuit, secondary voltage Acquisition Circuit, phase
Acquisition Circuit, SV messages Acquisition Circuit, ADC, microprocessor module, LCD MODULE, input through keyboard module and wireless
Communication module, the secondary current Acquisition Circuit, secondary voltage Acquisition Circuit, phase acquisition circuit are all connected with the ADC,
The input through keyboard module, LCD MODULE and communication module are all connected with the microprocessor module, the ADC with it is micro-
Processor module is connected by data/address bus.
Preferably, the ADC includes ADC conversion chips, and model ADC0809, the microprocessor module includes
Single-chip microcomputer U2, model AT89C51.
Preferably, the mobile terminal is smart mobile phone, PAD or notebook computer.
The beneficial effects of the utility model are：Compared with prior art, in-site collecting device and volt-ampere of the present utility model
Between phase meter, pass through wireless connection between volt-ampere phase meter and mobile terminal, it is to avoid conventional apparatus is in terms of wiring
Trouble；
In-site collecting device and the data of volt-ampere phase meter collection are under same voltage reference, it is ensured that detect the one of data
Cause property, it is ensured that the accuracy of data analysis, improves confidence level.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of in-site collecting device described in the utility model；
Fig. 3 is the structural representation of volt-ampere phase meter described in the utility model；
Fig. 4 is the schematic diagram of volt-ampere phase meter host circuit described in the utility model；
In figure, 1 shell, 2 LCDs, 3 power switches, 4 gear knobs, 5 electric current line sockets, 6 pressure-wire sockets, 7
Current transformer, 8 electric current binding clips, 9 voltage measurement lines.
Embodiment
For the technical characterstic for illustrating this programme can be understood, below by embodiment, and its accompanying drawing is combined, to this reality
It is described in detail with new.It is of the present utility model for realizing that following disclosure provides many different embodiments or example
Different structure.In order to simplify disclosure of the present utility model, hereinafter the part and setting of specific examples are described.In addition,
The utility model can in different examples repeat reference numerals and/or letter.This repetition is for simplified and clear mesh
, the relation between discussed various embodiments itself are not indicated and/or are set.It should be noted that illustrated in the accompanying drawings
Part is not drawn necessarily to scale.The utility model eliminates the description to known assemblies and treatment technology and process to avoid not
Necessarily limit the utility model.
As shown in figure 1, a kind of detecting system of intelligent substation through-flow test described in the utility model, system is included just
Ground harvester, stand interior wireless router, volt-ampere phase meter, total router and mobile terminal, the in-site collecting device and volt
Pacify phase meter by wireless router wireless connection in station, the volt-ampere phase meter and mobile terminal are wirelessly connected by total router
Connect；The volt-ampere phase meter is provided with wireless communication module, and the output end of the wireless communication module passes through total router
Connect the signal input part of the mobile terminal.
As shown in Fig. 2 the in-site collecting device includes voltage collection circuit, AD conversion module, the Wei Chu being sequentially connected
Device MCU and wireless communication unit are managed, the output end of the wireless communication unit is connected with wireless router in station.The voltage is adopted
The homologous voltage reference of collector collection through-flow test equipment, obtains reference voltage Ux, by the benchmark collected after the completion of sampling
Voltage Ux carries out digital-to-analogue conversion through AD conversion module and is input to Micro-processor MCV, and Micro-processor MCV records the sampling time simultaneously,
Reference voltage Ux and sampling time are transmitted the wireless router to station by the Micro-processor MCV by wireless communication unit.
Preferably, the AD conversion module includes AD conversion chip, the model TLC5816 of the AD conversion chip, institute
Stating Micro-processor MCV includes single-chip microcomputer U1, model AT89C52.
As shown in Figure 3,4, the volt-ampere phase meter includes two clamp current transformers 7, is connected with current transformer 7
Current measurement line, two voltage measurement lines 9 and a main frame, the main frame include host housing 1 and host circuit, the main frame
Shell is provided with patch panel and liquid crystal display 2, and the patch panel is provided with electric current line socket 5 and pressure-wire socket 6, institute
State and power switch 3 and gear knob 4 are additionally provided with host housing 1, the gear knob 4 is used to select different gears respectively to enter
The measurement of row voltage, electric current and phase etc..
The host circuit includes secondary current Acquisition Circuit, secondary voltage Acquisition Circuit, phase acquisition circuit, SV messages
Acquisition Circuit, ADC, microprocessor module, LCD MODULE, input through keyboard module and wireless communication module, described two
Primary current Acquisition Circuit, secondary voltage Acquisition Circuit, phase acquisition circuit and SV message Acquisition Circuits are all connected with the ADC moulds
Block, the input through keyboard module, LCD MODULE and communication module are all connected with the microprocessor module, the ADC
It is connected with microprocessor module by data/address bus.Wherein, the liquid crystal display on the LCD MODULE respective hosts shell 1
Gear knob 4 on screen 2, the input through keyboard module respective hosts shell 1.
When two secondary amounts of voltage x current that secondary circuit is carried out using volt-ampere phase meter are measured, using current measurement as
Example, presses power switch 3, and gear knob 4 is threaded into the corresponding range of electric current gear, and current measurement line inserts electric current line socket 5,
The electric current binding clip 8 of current transformer is stuck on test line, the current value that i.e. display is measured on LCDs 2.Likewise, entering
During row voltage measurement, the socket of voltage measurement line 9 is inserted into pressure-wire socket 6, the other end of voltage measurement line 9 is placed in by survey line
The two ends on road；Carry out phase measurement when, by gear knob 4 be threaded to and measure phase difference two physical quantitys (between two electric currents, 2 points
Between pressure, between voltage and electric current) on corresponding gear, will measurement line (current measurement line or voltage measurement line) be placed in it is corresponding
On circuit-under-test.
The wireless communication module receives the reference voltage Ux and sample time signal of the router transmission in station, and transmits
To microprocessor module, microprocessor module gathers the correspondence time by the secondary current Acquisition Circuit, secondary voltage
The data that circuit, phase acquisition circuit and SV message Acquisition Circuits are collected respectively, are exported to ADC, ADC carries out mould
Microprocessor module is sent to after number conversion, microprocessor module sends result to LCD MODULE, the liquid crystal display
Module shows two secondary amounts of the flow device output voltage Ux and secondary device Current Voltage under same reference voltage, described
Wireless communication module sends data to mobile terminal simultaneously, and the mobile terminal is smart mobile phone, PAD or notebook computer.
Preferably, the ADC includes ADC conversion chips, and model ADC0809, the microprocessor module includes
Single-chip microcomputer U2, model AT89C51.
In-site collecting device of the present utility model gathers the output voltage of flow device of electric power, i.e., described benchmark electricity
Pressure, two secondary amounts and SV data messages of volt-ampere phase meter collection secondary device Current Voltage, the in-site collecting device and volt-ampere
The data of phase meter collection are under same reference voltage.Therefore, staff can be examined simultaneously by checking mobile terminal
Survey electric current secondary loop correctness and the correctness of the SV data messages exported by combining unit.
Compared to traditional volt-ampere phase meter, the utility model has remote collection voltage reference, while gathering SV messages
Function, more press close to the characteristics of intelligent station is debugged and needs.Original through-flow test is checked electricity by the utility model from simple
The stage of secondary circuit is flowed, is extended to and checks loop while checking the stage of intelligent apparatus sampling SV message correctness.By this reality
With new application in intelligent station through-flow test, strong support is provided for debugging efforts, whole station through-flow test data are obtained
Unified voltage reference, is easy to analysis gained test data.
Simply preferred embodiment of the present utility model described above, comes for those skilled in the art
Say, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improvements and modifications also by
It is considered as protection domain of the present utility model, is realized in addition in place of the not detailed description of the utility model using prior art.
Claims (6)
1. the detecting system of intelligent substation through-flow test, it is characterized in that：Including in-site collecting device, stand in wireless router,
Volt-ampere phase meter, total router and mobile terminal, the in-site collecting device and volt-ampere phase meter pass through wireless router in station
Wireless connection, the volt-ampere phase meter and mobile terminal pass through total router wireless connection；The volt-ampere phase meter is provided with nothing
Line communication module, the signal that the output end of the wireless communication module connects the mobile terminal by total router is inputted
End.
2. the detecting system of intelligent substation through-flow test according to claim 1, it is characterized in that：The in-site collecting dress
Put including the voltage collection circuit being sequentially connected, AD conversion module, Micro-processor MCV and wireless communication unit, the channel radio
Believe that the output end of unit is connected with wireless router in station.
3. the detecting system of intelligent substation through-flow test according to claim 2, it is characterized in that：The AD conversion module
Including AD conversion chip, the model TLC5816 of the AD conversion chip, the Micro-processor MCV includes single-chip microcomputer U1, model
For AT89C52.
4. the detecting system of intelligent substation through-flow test according to claim 1, it is characterized in that：The volt-ampere phase meter
Current measurement line, two voltage measurement lines and the main frame being connected including two clamp current transformers, with current transformer,
The main frame includes host housing and host circuit, and the host housing is provided with patch panel and liquid crystal display, the master
Electromechanical road includes secondary current Acquisition Circuit, secondary voltage Acquisition Circuit, phase acquisition circuit, SV messages Acquisition Circuit, ADC moulds
Block, microprocessor module, LCD MODULE, input through keyboard module and wireless communication module, the secondary current Acquisition Circuit,
Secondary voltage Acquisition Circuit, phase acquisition circuit are all connected with the ADC, the input through keyboard module, LCD MODULE
The microprocessor module is all connected with communication module, the ADC is connected with microprocessor module by data/address bus.
5. the detecting system of intelligent substation through-flow test according to claim 4, it is characterized in that：The ADC bag
ADC conversion chips are included, model ADC0809, the microprocessor module includes single-chip microcomputer U2, model AT89C51.
6. the detecting system of intelligent substation through-flow test according to claim 1, it is characterized in that：The mobile terminal is
Smart mobile phone, PAD or notebook computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720104399.7U CN206460114U (en) | 2017-01-23 | 2017-01-23 | The detecting system of intelligent substation through-flow test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720104399.7U CN206460114U (en) | 2017-01-23 | 2017-01-23 | The detecting system of intelligent substation through-flow test |
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| Publication Number | Publication Date |
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| CN206460114U true CN206460114U (en) | 2017-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720104399.7U Active CN206460114U (en) | 2017-01-23 | 2017-01-23 | The detecting system of intelligent substation through-flow test |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111879991A (en) * | 2020-07-13 | 2020-11-03 | 中国水利水电第十二工程局有限公司 | Test device for primary through-flow secondary pressurization and excitation small current |
| CN113176438A (en) * | 2021-04-15 | 2021-07-27 | 国网湖北省电力有限公司宜昌供电公司 | Transformer substation secondary circuit detector and detection method |
-
2017
- 2017-01-23 CN CN201720104399.7U patent/CN206460114U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111879991A (en) * | 2020-07-13 | 2020-11-03 | 中国水利水电第十二工程局有限公司 | Test device for primary through-flow secondary pressurization and excitation small current |
| CN113176438A (en) * | 2021-04-15 | 2021-07-27 | 国网湖北省电力有限公司宜昌供电公司 | Transformer substation secondary circuit detector and detection method |
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