CN206788353U - A kind of voltage of power automatic mutual-inductor calibrating equipment - Google Patents
A kind of voltage of power automatic mutual-inductor calibrating equipment Download PDFInfo
- Publication number
- CN206788353U CN206788353U CN201720591497.8U CN201720591497U CN206788353U CN 206788353 U CN206788353 U CN 206788353U CN 201720591497 U CN201720591497 U CN 201720591497U CN 206788353 U CN206788353 U CN 206788353U
- Authority
- CN
- China
- Prior art keywords
- electrically connected
- module
- voltage
- microprocessing unit
- transformer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Testing Relating To Insulation (AREA)
Abstract
The utility model discloses a kind of voltage of power automatic mutual-inductor calibrating equipment, the tested voltage transformer is electrically connected with voltage acquisition module, the voltage acquisition module is electrically connected with multiple signals tracking cell, the multiple signals tracking cell is electrically connected with standard potential transformer, the microprocessing unit is electrically connected with voltage check module, the voltage check module is electrically connected with voltage regulating module, the voltage acquisition module is electrically connected with frequency-selecting and filtering module, the microprocessing unit is electrically connected with digital input module and current rectifying and wave filtering circuit, the microprocessing unit is electrically connected with data protection unit and switch power module, the microprocessing unit is electrically connected with data storage module and data disaply moudle.The utility model reduces the frequency of operating personnel and high pressure linear contact lay, makes voltage transformer verification operation person works safer, and the voltage of measurement is accurate and stably, improves operating efficiency.
Description
Technical field
Power system device calibration technology field is the utility model is related to, specially a kind of automatic school of voltage of power transformer
Test equipment.
Background technology
Voltage transformer calibration equipment be for measuring electric current and power on high-tension line, plaing a part of to be dielectrically separated from,
To ensure the safety of operating personnel and instrument, it is one during equipment networking requires that voltage transformer, which is carried out, rationally, accurately to test
Individual key link, and have for the voltage transformer calibration method research in power system to the economy of power network, stable operation
Significance, eliminate or reduce and great harm is brought to the safe and stable operation of power network because equipment is unqualified, avoid therefore
Loss caused by and, so as to ensure the safe and stable operation of power network, therefore, it is proposed to a kind of automatic school of voltage of power transformer
Test equipment.
Utility model content
The purpose of this utility model is to provide a kind of voltage of power automatic mutual-inductor calibrating equipment, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides following technical scheme：A kind of voltage of power automatic mutual-inductor calibrating
Equipment, including tested voltage transformer and microprocessing unit, the tested voltage transformer are electrically connected with voltage acquisition module,
The voltage acquisition module is electrically connected with multiple signals tracking cell, and the multiple signals tracking cell is electrically connected with standard
Voltage transformer, the standard potential transformer are electrically connected at microprocessing unit, and the microprocessing unit is electrically connected with electricity
Correction verification module is pressed, the voltage check module is electrically connected with voltage regulating module, and the voltage regulating module is electrically connected at tested voltage
Transformer, the voltage acquisition module are electrically connected with frequency-selecting and filtering module, and the multiple signals tracking cell is electrically connected with
Input signal protection module and output signal protection module, the microprocessing unit are electrically connected with digital input module and rectification
Filter circuit, the microprocessing unit are electrically connected with data protection unit and switch power module, the microprocessing unit electricity
Property is connected with data storage module and data disaply moudle, and the data disaply moudle is electrically connected with display screen.
Preferably, the microprocessing unit is electrically connected with frequency variation signal generation module, and module occurs for the frequency variation signal
It is electrically connected at multiple signals tracking cell.
Preferably, power module and switch control module are provided with the switch power module.
Preferably, the microprocessing unit is ARM processing units.
Compared with prior art, the beneficial effects of the utility model are：This can be repaiied by the frequency-selecting and filtering module of setting
Change the scope of voltage acquisition, to adapt to different size of measurement, pass through input signal protection module and output signal protection module
Multiple signals tracking cell can be effectively protected, by the safety of data in data protection unit microprocessing unit, is reduced
Operating personnel and the frequency of high pressure linear contact lay, make voltage transformer verification operation person works safer, the voltage essence of measurement
Really and stably, operating efficiency is improved.
Brief description of the drawings
Fig. 1 is Tthe utility model system block diagram.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, 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 obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, the utility model provides a kind of technical scheme：A kind of voltage of power automatic mutual-inductor calibrating equipment,
Including tested voltage transformer and microprocessing unit, the tested voltage transformer is electrically connected with voltage acquisition module, described
Voltage acquisition module is electrically connected with multiple signals tracking cell, and the multiple signals tracking cell is electrically connected with normal voltage
Transformer, the standard potential transformer are electrically connected at microprocessing unit, and the microprocessing unit is electrically connected with voltage school
Module is tested, the voltage check module is electrically connected with voltage regulating module, and the voltage regulating module is electrically connected at tested mutual induction of voltage
Device, the voltage acquisition module are electrically connected with frequency-selecting and filtering module, and the multiple signals tracking cell is electrically connected with input
Signal protection module and output signal protection module, the microprocessing unit are electrically connected with digital input module and rectifying and wave-filtering
Circuit, the microprocessing unit are electrically connected with data protection unit and switch power module, and the microprocessing unit electrically connects
Data storage module and data disaply moudle are connected to, the data disaply moudle is electrically connected with display screen, the microprocessor list
Member is electrically connected with frequency variation signal and module occurs, and the frequency variation signal occurs module and is electrically connected at multiple signals tracking cell,
Power module and switch control module are provided with the switch power module, the microprocessing unit is ARM processing units.
Operation principle：During work, by voltage acquisition module to tested voltage transformer gathered data, pass through multiple signals
Tracking cell is transferred to standard potential transformer and compares voltage data, after comparison, passes through the rectifying and wave-filtering electricity in microprocessing unit
Road is handled information, and after being verified by voltage check module, tested voltage transformer is entered by the voltage regulating module of setting
Row pressure regulation, the scope of voltage acquisition can be changed by the frequency-selecting and filtering module of setting, to adapt to different size of measurement, passed through
Input signal protection module can be effectively protected multiple signals tracking cell with output signal protection module, pass through data protection
The safety of data in unit microprocessing unit, reduces the frequency of operating personnel and high pressure linear contact lay, verifies voltage transformer
Operating personnel's work is safer, and the voltage of measurement is accurate and stably, improves operating efficiency.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of voltage of power automatic mutual-inductor calibrating equipment, including tested voltage transformer and microprocessing unit, its feature exist
In：The tested voltage transformer is electrically connected with voltage acquisition module, and the voltage acquisition module is electrically connected with multichannel letter
Number tracking cell, the multiple signals tracking cell are electrically connected with standard potential transformer, the standard potential transformer electricity
Property is connected to microprocessing unit, and the microprocessing unit is electrically connected with voltage check module, and the voltage check module is electrical
Voltage regulating module is connected with, the voltage regulating module is electrically connected at tested voltage transformer, and the voltage acquisition module is electrically connected with
There is frequency-selecting and filtering module, the multiple signals tracking cell is electrically connected with input signal protection module and output signal protection mould
Block, the microprocessing unit are electrically connected with digital input module and current rectifying and wave filtering circuit, and the microprocessing unit is electrically connected with
There are data protection unit and switch power module, the microprocessing unit is electrically connected with data storage module and shows mould with data
Block, the data disaply moudle are electrically connected with display screen.
A kind of 2. voltage of power automatic mutual-inductor calibrating equipment according to claim 1, it is characterised in that：The microprocessor
Unit is electrically connected with frequency variation signal and module occurs, and the frequency variation signal occurs module and is electrically connected at multiple signals tracking list
Member.
A kind of 3. voltage of power automatic mutual-inductor calibrating equipment according to claim 1, it is characterised in that：The switch electricity
Power module and switch control module are provided with source module.
A kind of 4. voltage of power automatic mutual-inductor calibrating equipment according to claim 1, it is characterised in that：The microprocessor
Unit is ARM processing units.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720591497.8U CN206788353U (en) | 2017-05-24 | 2017-05-24 | A kind of voltage of power automatic mutual-inductor calibrating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720591497.8U CN206788353U (en) | 2017-05-24 | 2017-05-24 | A kind of voltage of power automatic mutual-inductor calibrating equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206788353U true CN206788353U (en) | 2017-12-22 |
Family
ID=60713186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720591497.8U Expired - Fee Related CN206788353U (en) | 2017-05-24 | 2017-05-24 | A kind of voltage of power automatic mutual-inductor calibrating equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206788353U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680886A (en) * | 2018-05-24 | 2018-10-19 | 安徽国电京润电力科技有限公司 | Integral electrical voltage transformer automated calibration equipment |
-
2017
- 2017-05-24 CN CN201720591497.8U patent/CN206788353U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680886A (en) * | 2018-05-24 | 2018-10-19 | 安徽国电京润电力科技有限公司 | Integral electrical voltage transformer automated calibration equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106771645B (en) | Capacitance type potential transformer dielectric loss and capacitance on-line monitoring method and monitoring system | |
| CN101545961B (en) | System and method for polarity testing of electronic transformer | |
| CN201583603U (en) | Switch cabinet electricity testing lightning arrester on-line monitoring device | |
| CN103809010B (en) | For determining the voltage of every phase and the device and method of power of middle-voltage network | |
| CN101576595A (en) | Online monitoring and electricity testing method of switch cabinet lightning arrester and device for realizing same | |
| CN102467556B (en) | Power quality intelligent information system and method | |
| CN103983895B (en) | The online N line multipoint earth faults detection method of PT secondary circuit | |
| CN103795029A (en) | Leakage current detection protection circuit of direct-current remote supply power system | |
| CN103837777A (en) | Method and system for power quality assessment of power supply system | |
| CN206788353U (en) | A kind of voltage of power automatic mutual-inductor calibrating equipment | |
| CN104865471B (en) | Low-voltage electric cable pair verifies instrument | |
| CN202057747U (en) | Intelligent secondary circuit vector analyzer | |
| CN207601164U (en) | Electric safety system residual current monitoring module | |
| CN106646271A (en) | Test system for shore power supply | |
| CN203705089U (en) | Non-closed magnetic circuit current induction electricity drawing wireless temperature measurement system | |
| CN105092946A (en) | Three-phase circuit overvoltage monitoring system | |
| CN203178469U (en) | Portable transmitter verification meter | |
| CN104459451B (en) | Transformer current mutual inductor polarity tester and testing method | |
| CN107086598A (en) | A kind of photovoltaic plant voltage dynamic disturbances experimental control method | |
| CN105203886A (en) | Capacitive type current transformer online detection device and method | |
| CN103048513A (en) | Self-insurance wide-frequency voltage signal collecting device | |
| CN201548607U (en) | Resonance overvoltage analyzing system of transformer substation | |
| CN104360299A (en) | On-site wireless inspection device and method for capacitive type device on-line monitoring system | |
| CN107677911A (en) | A kind of electric energy quality detection device with electric fire disaster warning function | |
| CN204085742U (en) | A kind of temperature acquisition loop tester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 Termination date: 20180524 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |