CN106226722A - A kind of all-fiber current transformator analytical equipment - Google Patents
A kind of all-fiber current transformator analytical equipment Download PDFInfo
- Publication number
- CN106226722A CN106226722A CN201610534150.XA CN201610534150A CN106226722A CN 106226722 A CN106226722 A CN 106226722A CN 201610534150 A CN201610534150 A CN 201610534150A CN 106226722 A CN106226722 A CN 106226722A
- Authority
- CN
- China
- Prior art keywords
- fiber current
- current transformator
- interface
- display unit
- signal
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/02—Testing or calibrating of apparatus covered by the other groups of this subclass of auxiliary devices, e.g. of instrument transformers according to prescribed transformation ratio, phase angle, or wattage rating
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Communication System (AREA)
Abstract
A kind of all-fiber current transformator analytical equipment, including controlling to calculate and display unit, analysis controlling unit and all-fiber current transformator, control calculates and display unit is connected with analysis controlling unit, and analysis controlling unit is connected with all-fiber current transformator；Control to calculate and be used for driving analysis controlling unit with display unit, receive the output from analysis controlling unit simultaneously；Analysis controlling unit is used for exporting synchronizing signal, this synchronizing signal drives the data-interface output digit signals of all-fiber current transformator, and controlling to calculate under the control with display unit configuration-direct, gather the digital signal of the data-interface output of all-fiber current transformator, the digital signal collected carries out framing be transferred to control to calculate and display unit, control calculating and display unit carries out on-line analysis, malfunction monitoring, current waveform display and data storage to digital signal.All-fiber current transformator output digit signals can be monitored by apparatus of the present invention in real time.
Description
Technical field
The present invention relates to transformer analytical equipment, be specifically related to a kind of all-fiber current transformator analytical equipment.
Background technology
Transformer is the visual plant of power system electric energy metrical and relay protection.Along with the strong intelligent grid of power system
The development built, tradition transformer poor stability, dynamic measurement precision is poor, and insulation system is complicated, and metal consumptive material is many, and energy consumption is big,
Waste gas waste oil pollution environment, can not meet that smart grid security is reliable, the System Construction demand of high-efficiency and economic, clean environment firendly.
In recent years, optical electron formula current transformer becomes the main flow direction of domestic transformer development, in intelligent grid
Application gradually promote, its engineer applied also reaches its maturity.Compared with tradition transformer, optical electron formula transformer has safety
Property high, dynamic range is big, certainty of measurement is high, insulate the advantage such as simple and environmentally-friendly.
All-fiber current transformator is based on Faraday magnetooptical effect principle, novel optical mutual inductance with optical fiber as medium
Device, it is output as digital signal.All-fiber current transformator is equal with tradition transformer due to operation principle, structure and the way of output
Differing, tradition transformer analytical equipment cannot be applicable to all-fiber current transformator.
At present, also there is no a kind of analytical equipment being specially adapted for all-fiber current transformator.
Summary of the invention
The technical problem to be solved is, overcomes the deficiency of above-mentioned background technology, it is provided that one can be to full light
Fiber current mutual inductor carries out the all-fiber current transformator of on-line analysis, malfunction monitoring, current waveform display and data storage and divides
Analysis apparatus.
The present invention solves its technical problem and employed technical scheme comprise that, a kind of all-fiber current transformator analytical equipment, bag
Include control calculate and display unit, analysis controlling unit and all-fiber current transformator, described control calculating and display unit with
Analysis controlling unit connects, and analysis controlling unit is connected with all-fiber current transformator；Described control calculates and display unit use
In driving analysis controlling unit, receive the output from analysis controlling unit simultaneously；Described analysis controlling unit is used for exporting together
Step signal, this synchronizing signal drives the data-interface output digit signals of all-fiber current transformator, and is controlling calculating and showing
Show under the control that cell location instructs, gather the digital signal of the data-interface output of all-fiber current transformator, will collect
Digital signal carry out framing be transferred to control calculate and display unit, control calculate and display unit digital signal is carried out
Line analysis, malfunction monitoring, current waveform display and data storage.
Further, described analysis controlling unit includes synchronous acquisition unit and interpolation collecting unit；Described synchronous acquisition list
Unit, for sending synchronizing signal to all-fiber current transformator, receives the digital signal from all-fiber current transformator, and will
This digital signal framing is sent to control to calculate and display unit；Described interpolation collecting unit is used for receiving full optical-fiber current mutual inductance
The digital signal of device, and be sent to this digital signal framing control to calculate and display unit.
Further, described synchronous acquisition unit includes the first photoelectric conversion module, electrooptic conversion module, the first FPGA data
Processing module and the first data-interface, described first photoelectric conversion module and electrooptic conversion module respectively with the first FPGA data at
Reason module connects, and the first FPGA data processing module is connected with the first data-interface；Described first photoelectric conversion module and electric light
Modular converter is connected with all-fiber current transformator the most respectively, and described first data-interface also calculates with control and display unit connects
Connect；
Described first FPGA data processing module transmission synchronizing signal is to electrooptic conversion module, and now this synchronizing signal is telecommunications
Number, this signal of telecommunication is converted to optical signal through electrooptic conversion module, the lock-out pulse of this optical signals all-fiber current transformator
Interface；All-fiber current transformator receives and sends digital signal after synchronizing signal to the first photoelectric conversion module, this number
Word signal is now optical signal, and this optical signal is converted to the signal of telecommunication through the first photoelectric conversion module, is then transferred to first
FPGA data processing module, the first FPGA data processing module will receive the signal of telecommunication and carry out message framing, by the first data
Interface sends to controlling calculating and display unit.
Further, described interpolation collecting unit includes the second photoelectric conversion module, the second FPGA data processing module and
Two data-interfaces, described second photoelectric conversion module and the second FPGA data processing module connect, and the second FPGA data processes mould
Block and the second data-interface connect；Described second photoelectric conversion module is also connected with all-fiber current transformator；Second data connect
Mouth also calculates with control and display unit is connected；
Described all-fiber current transformator transmission digital signal is to the second photoelectric conversion module, and this digital signal is now believed for light
Number, this optical signal is converted to the signal of telecommunication through the second photoelectric conversion module, is then transferred to the second FPGA data processing module, the
Two FPGA data processing modules will receive the signal of telecommunication and carry out message framing, by second data-interface send to control calculate and
Display unit.
Further, described first data-interface and the second data-interface are Ethernet interface.
Further, described Ethernet interface is optical fiber interface.
Compared with prior art, advantages of the present invention is as follows: can be easily to all-fiber current transformator output numeral
Signal is monitored in real time, meets the on-line analysis of all-fiber current transformator digital signal, malfunction monitoring, current waveform display
And the requirement of data storage.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the embodiment of the present invention.
Fig. 2 is the structured flowchart of the synchronous acquisition unit of embodiment illustrated in fig. 1.
Fig. 3 is the structured flowchart of the interpolation collecting unit of embodiment illustrated in fig. 1.
Detailed description of the invention
Below in conjunction with the accompanying drawings and the present invention is described in further detail by specific embodiment.
With reference to Fig. 1, the present embodiment includes controlling to calculate and display unit 1, analysis controlling unit 2 and full optical-fiber current mutual inductance
Device 3, controls calculating and display unit 1 is connected with analysis controlling unit 2, and analysis controlling unit 2 is with all-fiber current transformator 3 even
Connect.
Control to calculate and be used for driving analysis controlling unit 2 with display unit 1, receive from analysis controlling unit 2 simultaneously
Output.
Analysis controlling unit 2 is used for exporting synchronizing signal, and this synchronizing signal drives the data of all-fiber current transformator 3 to connect
Mouth output digit signals；And controlling to calculate under the control with display unit 1 configuration-direct, gather all-fiber current transformator 3
Data-interface output digital signal, the digital signal collected is carried out framing be transferred to control calculate and display unit 1,
Control to calculate, with display unit 1, digital signal is carried out on-line analysis, malfunction monitoring, current waveform display and data storage.
In the present embodiment, controlling to calculate with display unit 1 is industrial computer.In the particular embodiment, control to calculate and aobvious
Show that unit 1 can also be other any commonly employed controls and calculates equipment, such as common computer or other special calculating equipment.
Special hardware circuit and Analytical software can be used in calculating equipment to realize controlling to calculate and display function.This area
Technical staff it should be known that this part is equipment common in data analysis field.
Analysis controlling unit 2 includes synchronous acquisition unit and interpolation collecting unit, and synchronous acquisition unit is for all-fiber
Current transformer 3 sends synchronizing signal, receives the digital signal from all-fiber current transformator 3, and by this data signal groups
Frame is sent to control to calculate and display unit 1；Interpolation collecting unit is used for receiving the digital signal of all-fiber current transformator 3,
And be sent to control to calculate and display unit 1 by this digital signal framing.
With reference to Fig. 2, synchronous acquisition unit includes the first photoelectric conversion module 4, electrooptic conversion module the 5, the oneth FPGA
(FPGAField-Programmable Gate Array, field programmable gate array) data processing module 6 and the first data connect
Mouth 7, the first photoelectric conversion module 4 and electrooptic conversion module 5 are connected with the first FPGA data processing module 6 respectively, a FPGA
Data processing module 6 is connected with the first data-interface 7；First photoelectric conversion module 4 and electrooptic conversion module 5 the most respectively with full light
Fiber current mutual inductor 3 connects, and the first data-interface 7 also calculates with control and display unit 1 is connected.
First FPGA data processing module 6 sends synchronizing signal to electrooptic conversion module 5, and now this synchronizing signal is telecommunications
Number, this signal of telecommunication is converted to optical signal through electrooptic conversion module 5, the synchronization arteries and veins of this optical signals all-fiber current transformator 3
Rush interface.All-fiber current transformator 3 receives and sends digital signal after synchronizing signal to the first photoelectric conversion module 4,
This digital signal is now optical signal, and this optical signal is converted to the signal of telecommunication through the first photoelectric conversion module 4, is then transferred to
One FPGA data processing module 6, the first FPGA data processing module 6 will receive the signal of telecommunication and carry out message framing, by first
Data-interface 7 sends to controlling calculating and display unit 1.
In the present embodiment, the first data-interface 7 is optical fiber interface.In the particular embodiment, the first data-interface 7 can
Think the high-speed interfaces such as arbitrary data interface, preferably Ethernet interface, such as electrical interface RJ45, or optical fiber interface, with suitable
Answer the transmission of Large Volume Data；More preferably optical fiber interface.
With reference to Fig. 3, interpolation collecting unit includes second photoelectric conversion module the 8, second FPGA data processing module 9 and second
Data-interface 10, the second photoelectric conversion module 8 is connected with the second FPGA data processing module 9, the second FPGA data processing module 9
It is connected with the second data-interface 10；Second photoelectric conversion module 8 is also connected with all-fiber current transformator 3；Second data-interface
10 are also connected with control calculating and display unit 1.
All-fiber current transformator 3 sends digital signal to the second photoelectric conversion module 8, and this digital signal is now believed for light
Number, this optical signal is converted to the signal of telecommunication through the second photoelectric conversion module 8, is then transferred to the second FPGA data processing module 9,
Second FPGA data processing module 9 will receive the signal of telecommunication and carry out message framing, be sent to controlling by the second data-interface 10
Calculate and display unit 1.
In the present embodiment, the second data-interface 10 is optical fiber interface.In the particular embodiment, the second data-interface 10
Can be arbitrary data interface, the preferably high-speed interface such as Ethernet interface, electrical interface RJ45 or optical fiber interface, to adapt to
The transmission of Large Volume Data；More preferably optical fiber interface.
The all-fiber current transformator analytical equipment of the present invention, it is possible to carry out all-fiber current transformator output number easily
The real-time monitoring of word signal, meets the on-line analysis of all-fiber current transformator digital signal, malfunction monitoring, current waveform display
And the requirement of data storage.
Those skilled in the art can carry out various modifications and variations to the present invention, if these amendments and modification are at this
Within the scope of invention claim and equivalent technologies thereof, then these amendments and modification are also within protection scope of the present invention.
The prior art that the content not described in detail in description is known to the skilled person.
Claims (6)
1. an all-fiber current transformator analytical equipment, it is characterised in that: include controlling to calculate and display unit (1), analysis
Control unit (2) and all-fiber current transformator (3), described control calculates with display unit (1) with analysis controlling unit (2) even
Connecing, analysis controlling unit (2) is connected with all-fiber current transformator (3)；Described control calculates and display unit (1) is used for driving
Analysis controlling unit (2), receives the output from analysis controlling unit (2) simultaneously；Described analysis controlling unit (2) is used for exporting
Synchronizing signal, this synchronizing signal drives the data-interface output digit signals of all-fiber current transformator (3), and is controlling calculating
Under control with display unit (1) configuration-direct, gather the numeral letter of the data-interface output of all-fiber current transformator (3)
Number, the digital signal collected is carried out framing and is transferred to control to calculate and display unit (1), control to calculate and display unit
(1) digital signal is carried out on-line analysis, malfunction monitoring, current waveform display and data storage.
2. all-fiber current transformator analytical equipment as claimed in claim 1, it is characterised in that: described analysis controlling unit
(2) synchronous acquisition unit and interpolation collecting unit are included；Described synchronous acquisition unit is for sending out to all-fiber current transformator (3)
Send synchronizing signal, receive the digital signal from all-fiber current transformator (3), and be sent to this digital signal framing control
Calculate and display unit (1)；Described interpolation collecting unit is used for receiving the digital signal of all-fiber current transformator (3), and will
This digital signal framing is sent to control to calculate and display unit (1).
3. all-fiber current transformator analytical equipment as claimed in claim 2, it is characterised in that: described synchronous acquisition unit bag
Include the first photoelectric conversion module (4), electrooptic conversion module (5), the first FPGA data processing module (6) and the first data-interface
(7), described first photoelectric conversion module (4) and electrooptic conversion module (5) are respectively with the first FPGA data processing module (6) even
Connecing, the first FPGA data processing module (6) is connected with the first data-interface (7)；Described first photoelectric conversion module (4) and electric light
Modular converter (5) is connected with all-fiber current transformator (3) the most respectively, described first data-interface (7) also with control calculate and
Display unit (1) connects；
Described first FPGA data processing module (6) transmission synchronizing signal is to electrooptic conversion module (5), and now this synchronizing signal is
The signal of telecommunication, this signal of telecommunication is converted to optical signal through electrooptic conversion module (5), this optical signals all-fiber current transformator (3)
Lock-out pulse interface；All-fiber current transformator (3) sends digital signal to the first photoelectricity after receiving synchronizing signal
Modular converter (4), this digital signal is now optical signal, and this optical signal is converted to telecommunications through the first photoelectric conversion module (4)
Number, it being then transferred to the first FPGA data processing module (6), the first FPGA data processing module (6) will receive the signal of telecommunication and enter
Row message framing, is sent to controlling calculating and display unit (1) by the first data-interface (7).
4. all-fiber current transformator analytical equipment as claimed in claim 2 or claim 3, it is characterised in that: described interpolation gathers single
Unit includes the second photoelectric conversion module (8), the second FPGA data processing module (9) and the second data-interface (10), described second
Photoelectric conversion module (8) is connected with the second FPGA data processing module (9), the second FPGA data processing module (9) and the second number
Connect according to interface (10)；Described second photoelectric conversion module (8) is also connected with all-fiber current transformator (3)；Second data connect
Mouth (10) also calculates with control and display unit (1) is connected；
Described all-fiber current transformator (3) sends digital signal
Optical signal, this optical signal is converted to the signal of telecommunication through the second photoelectric conversion module (8), is then transferred to the second FPGA data and processes
Module (9), the second FPGA data processing module (9) will receive the signal of telecommunication and carry out message framing, by the second data-interface
(10) send to controlling calculating and display unit (1).
5. all-fiber current transformator analytical equipment as claimed in claim 4, it is characterised in that: described first data-interface
(7) and the second data-interface (10) is Ethernet interface.
6. all-fiber current transformator analytical equipment as claimed in claim 5, it is characterised in that: described Ethernet interface is light
Fine interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610534150.XA CN106226722A (en) | 2016-07-08 | 2016-07-08 | A kind of all-fiber current transformator analytical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610534150.XA CN106226722A (en) | 2016-07-08 | 2016-07-08 | A kind of all-fiber current transformator analytical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106226722A true CN106226722A (en) | 2016-12-14 |
Family
ID=57519334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610534150.XA Pending CN106226722A (en) | 2016-07-08 | 2016-07-08 | A kind of all-fiber current transformator analytical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106226722A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109375139A (en) * | 2018-11-06 | 2019-02-22 | 国网内蒙古东部电力有限公司电力科学研究院 | A kind of device and method of automatic testing light fiber current mutual inductor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101984538A (en) * | 2010-05-25 | 2011-03-09 | 国电南瑞科技股份有限公司 | Data synchronization processing method for electronic mutual inductor using Manchester encoding |
| CN102279300A (en) * | 2011-05-06 | 2011-12-14 | 北京航空航天大学 | All-fiber current transformer open loop signal detection method and apparatus thereof |
| CN102928711A (en) * | 2012-11-01 | 2013-02-13 | 中联重科股份有限公司 | Broadband synchronous online measurement system for conductive electromagnetic disturbance of engineering machinery |
| CN203490002U (en) * | 2013-10-24 | 2014-03-19 | 国家电网公司 | Temperature measurement system employing optical fiber sensing technology |
| CN103837852A (en) * | 2013-09-23 | 2014-06-04 | 国家电网公司 | All-fiber electronic current transformer frequency characteristic testing device and testing method |
-
2016
- 2016-07-08 CN CN201610534150.XA patent/CN106226722A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101984538A (en) * | 2010-05-25 | 2011-03-09 | 国电南瑞科技股份有限公司 | Data synchronization processing method for electronic mutual inductor using Manchester encoding |
| CN102279300A (en) * | 2011-05-06 | 2011-12-14 | 北京航空航天大学 | All-fiber current transformer open loop signal detection method and apparatus thereof |
| CN102928711A (en) * | 2012-11-01 | 2013-02-13 | 中联重科股份有限公司 | Broadband synchronous online measurement system for conductive electromagnetic disturbance of engineering machinery |
| CN103837852A (en) * | 2013-09-23 | 2014-06-04 | 国家电网公司 | All-fiber electronic current transformer frequency characteristic testing device and testing method |
| CN203490002U (en) * | 2013-10-24 | 2014-03-19 | 国家电网公司 | Temperature measurement system employing optical fiber sensing technology |
Non-Patent Citations (1)
| Title |
|---|
| 傅鸣非 等: ""基于 DSP 全光纤电流互感器系统研究"", 《电测与仪表》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109375139A (en) * | 2018-11-06 | 2019-02-22 | 国网内蒙古东部电力有限公司电力科学研究院 | A kind of device and method of automatic testing light fiber current mutual inductor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103033715B (en) | Operating status detection system for area equipment in converting station | |
| CN102520288B (en) | Primary-rising based current differential protection synchronization performance testing system and testing method | |
| CN102621944B (en) | Automatic checkout system for transformer substation remote signaling function | |
| CN201876484U (en) | High-voltage signal conditioning and data acquisition device | |
| CN203039567U (en) | IGBT driving device based on CPLD | |
| CN103605069B (en) | The apparatus and method of switch partial discharge monitoring are realized based on unconventional mutual inductor | |
| CN104201782A (en) | Transformer substation troubleshooting system | |
| CN103675668A (en) | State monitoring system of high-voltage breaker | |
| CN103683507B (en) | Distributed generation micro-grid control and electric energy quality monitoring integrated device and method | |
| CN102435907A (en) | Polarity test method for electronic current transformer | |
| CN102497126B (en) | Fan converter power unit driving circuit | |
| CN101964548B (en) | Comprehensive intelligent assembly of power transformer | |
| CN106646271B (en) | Shore power supply test system | |
| CN203502802U (en) | Converter module control system | |
| CN106226722A (en) | A kind of all-fiber current transformator analytical equipment | |
| CN202586509U (en) | Micro power grid comprehensive monitoring system | |
| CN205229398U (en) | Partial discharge data acquisition circuit and detecting system | |
| CN203251142U (en) | Switch cabinet integrated monitoring terminal | |
| CN106019202A (en) | Multi-channel digital standard electric energy meter | |
| CN105337410A (en) | High-performance transformer intelligent controller | |
| CN104408665A (en) | Event-oriented disturbance data processing system based on SCD model | |
| CN201600409U (en) | Wind power measurement and control device | |
| CN204190666U (en) | Modified model concentrates inversion pressure swing type photovoltaic generation to monitor the complete sets of equipment | |
| CN103592539A (en) | Electrical quantity merging unit used for dynamic simulation system | |
| CN211147878U (en) | Wireless temperature measuring device for cable connector of switch cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161214 |