CN207423763U - A kind of quick diagnosis ground net corrosion state device - Google Patents
A kind of quick diagnosis ground net corrosion state device Download PDFInfo
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- CN207423763U CN207423763U CN201721324926.1U CN201721324926U CN207423763U CN 207423763 U CN207423763 U CN 207423763U CN 201721324926 U CN201721324926 U CN 201721324926U CN 207423763 U CN207423763 U CN 207423763U
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- 230000007797 corrosion Effects 0.000 title claims abstract description 16
- 238000005260 corrosion Methods 0.000 title claims abstract description 16
- 238000003745 diagnosis Methods 0.000 title claims abstract description 10
- 238000005259 measurement Methods 0.000 claims abstract description 25
- 238000012545 processing Methods 0.000 claims abstract description 24
- 238000004891 communication Methods 0.000 claims abstract description 21
- 230000005284 excitation Effects 0.000 claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- 239000004020 conductor Substances 0.000 claims description 3
- 230000006870 function Effects 0.000 claims description 3
- 238000003384 imaging method Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model is related to a kind of quick diagnosis ground net corrosion state device, technical characterstic is：Including external data input module, data communication memory module, state output module, central calculating processing module；Data communication memory module is connected with external data input module, state output module and central calculating processing module；Central calculating processing module is connected by excitation power supply module, current output module with multiloop termination, multiloop termination is connected with grounded screen, voltage measurement module is connected with multiloop termination, and voltage measurement module is connected by analog-to-digital conversion module with the data input pin of central calculating processing module；Measurement operation module is connected with central calculating processing module.The utility model is designed reasonably in the case of substation's digging-free, can fast and effeciently be diagnosed ground net corrosion state, and be shown in the form of two-dimensional imaging, have the characteristics that detection is quick, accurate, convenient.
Description
Technical field
The utility model belongs to grounded screen technical field, especially a kind of quick diagnosis ground net corrosion state device.
Background technology
Grounded screen is the critical facility for ensureing power equipment safety stable operation and protecting personal safety, and grounded screen is buried for a long time
It is subject to corrode in the soil.For the extent of corrosion of grounded screen, be only capable of by the measurement to grounded screen electric parameter and
Judgement is connect, and can not realize and be accurately positioned, it is necessary to large area is carried out to substation and excavates inspection, it is time-consuming and laborious.It is how quick
The problem of diagnosis is in the urgent need to address at present is carried out to ground net corrosion state exactly
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, propose a kind of quick diagnosis ground net corrosion state
Device can fast and effeciently diagnose ground net corrosion state in the case of substation's digging-free.
The utility model solves its technical problem and following technical scheme is taken to realize：
A kind of quick diagnosis ground net corrosion state device, including external data input module, data communication memory module,
State output module, central calculating processing module, measurement operation module, multiloop termination, excitation power supply module, electric current are defeated
Go out module, voltage measurement module and analog-to-digital conversion module；The external data input module, state output module and data communication
Memory module is connected；The communication port of the data communication memory module is connected with central calculating processing module and is led to
Letter；The control terminal of the center calculating processing module is connected by excitation power supply module with the input terminal of current output module,
The output terminal of current output module is connected with multiloop termination, the grounding lead of the multiloop termination and grounded screen
Offline to be connected, the input terminal of the voltage measurement module is connected with multiloop termination, the output of voltage measurement module
End is connected by analog-to-digital conversion module with the data input pin of central calculating processing module；The measurement operation module and center
Calculating processing module, which is connected, realizes measurement operating function.
The external data input module is connected and composed by external data input interface, topological structure modular converter, described
Topological structure modular converter output terminal is connected with data communication memory module；The state output module is by Data to Graphic Converting
Module, etch state displaying interface connect and compose, the Data to Graphic Converting module input and data communication memory module phase
Connection.
The advantages of the utility model and good effect are：
The utility model is designed reasonably passes through excitation power supply module, current output module, multiloop termination, electricity
Pressure measurement module and analog-to-digital conversion module are connected with central calculating processing module measures ground net corrosion state, and adopts
With grounded screen branch impedance two-dimensional imaging technique, in the case of substation's digging-free, ground net corrosion state is carried out quick
It effectively diagnoses, and is shown in the form of two-dimensional imaging, detection is quick, accurate, convenient, solves and is difficult to grounded screen
The problem of etch state is quick and precisely diagnosed.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the ground net corrosion state two-dimensional imaging figure that etch state displaying interface display goes out.
Specific embodiment
The utility model embodiment is further described below in conjunction with attached drawing.
A kind of quick diagnosis ground net corrosion state device, as shown in Figure 1, including external data input interface, topology knot
Structure modular converter, data communication memory module, Data to Graphic Converting module, etch state displaying interface, central calculating processing mould
Block, measurement operation module, multiloop termination, excitation power supply module, current output module, voltage measurement module and modulus turn
Change the mold block.External data input interface is connected by topological structure modular converter with the input terminal of data communication memory module,
The output terminal of data communication memory module shows that interface is connected by Data to Graphic Converting module with etch state.The data
The communication port for the memory module that communicates is connected with central calculating processing module to communicate.The center calculating processing module
Control terminal is connected by excitation power supply module with the input terminal of current output module, the output terminal of current output module with more times
Road termination is connected, and the multiloop termination is connected with the down conductor of grounded screen, the voltage measurement mould
The input terminal of block is connected with multiloop termination, and the output terminal of voltage measurement module is counted by analog-to-digital conversion module and center
The data input pin for calculating processing module is connected.The measurement operation module is connected with central calculating processing module realizes measurement
Operating function.
The application method of the utility model is as follows：
(1) grounding net of transformer substation topological structure to be measured with prescribed form is inputted using outer input interface, utilizes topology
Structure modular converter is converted into calculating required data matrix, is stored in data communication memory module.
(2) tester selects the p-wire of respective numbers, and respectively connects p-wire one end according to substation's scale
In multiloop termination, the other end is connected at the down conductor of different grid equipments.
(3) after the completion of whole wiring, tester sets test option by test operation module, and starts the present apparatus.
Excitation current source generates exciting current and is exported by current output module in the present apparatus, after flowing through grounded screen measuring loop, quilt
Voltage measurement module extracts measuring signal, and is finally delivered to central calculating processing by D/A converter module generation measurement data
Module.
(4) central calculating processing module is by calling topology data matrix to carry out calculating processing to measurement data, and
Structural feedback will be calculated to data communication memory module.Mold changing block generation two dimensional image is filled finally by data image, and in corruption
Erosion state shows interface display two dimensional image as a result, as shown in Figure 2.
It is emphasized that embodiment described in the utility model is illustrative rather than limited, therefore this reality
It is every according to the present utility model by those skilled in the art with the new embodiment being not limited to described in specific embodiment
The other embodiment that technical solution is drawn also belongs to the scope of the utility model protection.
Claims (2)
1. a kind of quick diagnosis ground net corrosion state device, it is characterised in that：Including external data input module, data communication
Memory module, state output module, central calculating processing module, measurement operation module, multiloop termination, excitation power supply mould
Block, current output module, voltage measurement module and analog-to-digital conversion module；The external data input module, state output module
It is connected with data communication memory module；The communication port of the data communication memory module is connected with central calculating processing module
Tap into capable communication；The input terminal that the control terminal of the center calculating processing module passes through excitation power supply module and current output module
It is connected, the output terminal of current output module is connected with multiloop termination, the multiloop termination and grounded screen
Down conductor be connected, the input terminal of the voltage measurement module is connected with multiloop termination, voltage measurement mould
The output terminal of block is connected by analog-to-digital conversion module with the data input pin of central calculating processing module；The measurement operation mould
Block is connected with central calculating processing module realizes measurement operating function.
2. a kind of quick diagnosis ground net corrosion state device according to claim 1, it is characterised in that：The external number
It is connected and composed according to input module by external data input interface, topological structure modular converter, the topological structure modular converter is defeated
Outlet is connected with data communication memory module；The state output module is shown by Data to Graphic Converting module, etch state
Interface connects and composes, and the Data to Graphic Converting module input is connected with data communication memory module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721324926.1U CN207423763U (en) | 2017-10-11 | 2017-10-11 | A kind of quick diagnosis ground net corrosion state device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721324926.1U CN207423763U (en) | 2017-10-11 | 2017-10-11 | A kind of quick diagnosis ground net corrosion state device |
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| Publication Number | Publication Date |
|---|---|
| CN207423763U true CN207423763U (en) | 2018-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721324926.1U Active CN207423763U (en) | 2017-10-11 | 2017-10-11 | A kind of quick diagnosis ground net corrosion state device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109781798A (en) * | 2019-01-28 | 2019-05-21 | 贵州电网有限责任公司 | A kind of electric pole tower ground net corrosion detection method and system |
| CN111829943A (en) * | 2020-07-20 | 2020-10-27 | 国网福建省电力有限公司电力科学研究院 | Test device for simulating soil corrosion of grounding grid and working method thereof |
-
2017
- 2017-10-11 CN CN201721324926.1U patent/CN207423763U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109781798A (en) * | 2019-01-28 | 2019-05-21 | 贵州电网有限责任公司 | A kind of electric pole tower ground net corrosion detection method and system |
| CN109781798B (en) * | 2019-01-28 | 2022-06-24 | 贵州电网有限责任公司 | Pole tower grounding grid corrosion detection method and system |
| CN111829943A (en) * | 2020-07-20 | 2020-10-27 | 国网福建省电力有限公司电力科学研究院 | Test device for simulating soil corrosion of grounding grid and working method thereof |
| CN111829943B (en) * | 2020-07-20 | 2023-05-09 | 国网福建省电力有限公司电力科学研究院 | Working method for simulating soil corrosion test device of grounding grid |
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