CN206460125U - Distribution side intelligent trouble recording monitoring device - Google Patents
Distribution side intelligent trouble recording monitoring device Download PDFInfo
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- CN206460125U CN206460125U CN201621314413.8U CN201621314413U CN206460125U CN 206460125 U CN206460125 U CN 206460125U CN 201621314413 U CN201621314413 U CN 201621314413U CN 206460125 U CN206460125 U CN 206460125U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The utility model provides a kind of distribution side intelligent trouble recording monitoring device, it is characterized in that, including a switching input module, Analog input mModule, the switching input module, Analog input mModule are with a sampling with keeping analog-to-digital conversion module to be connected, sampling is with keeping analog-to-digital conversion module to be connected DSP data processing units, the signaling module when data processing unit is connected with an output unit module and one GPS pairs, the data processing unit is also connected with a memory cell module.Fault wave recording device is using centralized design concept, collection capacity with super large, being capable of the tunnel analog quantity of complete independently 128,192 way switch amounts, the synchronous acquisition of 8 road high-frequency direct-current signals, be conducive to more true and reliable record operation of power networks waveform, Complete Synchronization collection ensure that the real reliability of collection signal, be easy to the analysis and lookup of failure.Through application attestation, fault diagnosis can be solved very well using the device and its searched problem.
Description
Technical field
The utility model is related to field of power electronics technical field, is specifically related to a kind of distribution side intelligent trouble record
Ripple monitoring device.
Background technology
With the development and change of distribution network line earthing mode, there is increasing small current neutral grounding system line fault
Technical barrier, current fault diagnosis concentrates on the short trouble diagnostic techniques by excessively stream threshold triggers, and in Practical Project
It is used for the technology or blank of the low current grounding diagnosis and its positioning of distribution network line using transient analysis method, therefore,
Based on the analysis to failure problem, a kind of remote failure diagnosis system based on transient analysis and steady-state analysis method is set up in proposition
And the development idea of the live automatic electricity getting recording harvester of power distribution network based on this method, with backstage to many transient signals
Carry out comprehensive analysis diagnostic method.
Utility model content
Technical problem to be solved in the utility model is, overcomes problems of the prior art to match somebody with somebody there is provided one kind
Electric side intelligent trouble recording monitoring device.
Distribution side intelligent trouble recording monitoring device, including a switching input module, Analog input mModule, it is described to open
Pass amount input module, Analog input mModule are with a sampling with keeping analog-to-digital conversion module to be connected, and sampling is with keeping analog-to-digital conversion
Module connects DSP data processing units, the signal mode when data processing unit is connected with an output unit module and one GPS pairs
Block, the data processing unit is also connected with a memory cell module.
Sampling is with keeping analog-to-digital conversion module to set a Large Copacity fpga chip, and fpga chip is provided with massive store list
Member.
Sampling with keep analog-to-digital conversion module set one be embedded in QT display modules, QT display modules provided with display interface device,
Printing interface, communication interface.
Data processing unit is provided with floating point DSP, high-performance ARM.
Beneficial effect：Distribution side intelligent trouble recording monitoring device described in the utility model is floated using advanced 32
Point DSP cooperates with processing to complete multi-channel synchronous data acquisition with Large Copacity fpga chip, and the storage and analysis of data are steady using height
Fixed POWERPC processors, run quasi real time operating system Linux, pass through embedded QT display subsystems and realize.The device has
Full-embedded type, capacity are big, low in energy consumption, environmental protection, the characteristics of reliable and stable, and there is provided many intelligent functions, it is convenient
User operates and used.
Brief description of the drawings
Describe the utility model in detail with reference to the accompanying drawings and detailed description；
Fig. 1 distribution side intelligent trouble recording monitoring device functional structure charts described in the utility model.
Fig. 2 distribution side intelligent trouble recording monitoring device system construction drawings described in the utility model.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
Fault wave recording device is using centralized design concept, and the collection capacity with super large being capable of the road mould of complete independently 128
Analog quantity, 192 way switch amounts, the synchronous acquisition of 8 road high-frequency direct-current signals, are conducive to more true and reliable record operation of power networks ripple
Shape, Complete Synchronization collection ensure that the real reliability of collection signal, be easy to the analysis and lookup of failure.Through application attestation, adopt
Fault diagnosis can be solved very well and its search problem with the device.
For the ease of understanding that teachings herein vocabulary of terms is explained as follows：
DSP：Digital signal processing chip, signal transacting can be completed in real time.
FPGA：Field programmable gate array.
Advantage and dsp chip of the fpga chip in the underlying algorithm processing of big data quantity are excellent in complicated algorithm processing
Gesture, the application of DSP+FPGA system for real-time signal processing is more and more extensive
QT：Built-in graphical interface is developed.The function of a set of multimedia framework and playback can be provided.
ARM：It is a kind of microprocessor, is also the title of a company.ARM companies are specialized in based on RISC technologies
The company of chip design exploitation.
IRIG-B codes：It is a kind of timing code form.When 1 second frame period ,/second of chip rate 100.Represent temporal information：
My god, when, minute, second.
BGA：It is a kind of new encapsulation technology.BGA package technology makes amount of storage per square inch have very big lifting, adopts
With the memory article of BGA package technology under identical capacity, volume only has 1/3rd of traditional TSOP encapsulation；In addition, with biography
System TSOP packaged types are compared, and BGA package mode has more quickly and efficiently sinking path.
IEC61850：It is a kind of intelligent substation technical standard of object-oriented.
RTU：It is a kind of distal end measurement and control unit device, is responsible for the monitoring and control to on-site signal, industrial equipment.
AD plates：Analog signal revolution word signal transducer.
ADC：Analog-digital converter.Analog signal is converted to data signal.
Floating point DSP：32 floating-point digital signal processing, dominant frequency 150MHZ, independent DMA, 512KBFlash, EMI/
The tunnels of GPIO 88, the analog-to-digital conversion ADC. of 16 Channel 12-Bits
ARM：Using Harvard architecture, instruction and data adheres to different buses separately, can be with parallel processing.In streamline
On, it is five-stage pipeline, the processor cores with MMU and cache.
FPGA：FPGA employs logical cell array, and inside includes configurable logic blocks, exports input module IO and interior
Three parts of portion's line.User can reconfigure to the logic module inside FPGA and I/O modules, to realize the logic of user.
It also has the characteristic of static repeatable programming and dynamic in system reconfiguration so that the function of hardware can pass through as software
Program to change.
Referring to Fig. 1 and Fig. 2, distribution side intelligent trouble recording monitoring device, including a switching input module, analog quantity are defeated
Enter module, the switching input module, Analog input mModule and a sampling with keep analog-to-digital conversion module be connected, sample and
Analog-to-digital conversion module connection DSP data processing units are kept, the data processing unit is connected with an output unit module and one
Signaling module at GPS pairs, the data processing unit is also connected with a memory cell module.Sampling is with keeping analog-to-digital conversion module to set
A Large Copacity fpga chip is put, fpga chip is provided with massive store unit.
Sampling with keep analog-to-digital conversion module set one be embedded in QT display modules, QT display modules provided with display interface device,
Printing interface, communication interface.Data processing unit is provided with floating point DSP, high-performance ARM.
In the present embodiment, intelligent trouble recording monitoring device main feature is as follows：
1st, low-power consumption, environmental protection, highly integrated design
All using low-power consumption and high-grade environmentally friendly chip；Using floating point DSP, high-performance ARM and extensive
FPGA collaborations handle, with it is highly integrated the characteristics of.
Completed to gather by same processor, it is ensured that complete analog quantity in the same time to the conversion of digital quantity, in-phase signal
After being gathered through oscillograph, phase deviation is close to zero；Synchronous acquisition is able to record that real phase deviation between each analog quantity, is easy to event
The analysis and judgement of barrier.
2nd, the Structural design idea that Large Copacity is combined with modularization
Collection capacity with super large；Modularized design is employed, complete machine structure is succinct, each board rational division of labor, function
Modularization, once breaking down, is easy to repair and changes.
DSP collection plates coordinate front-end collection board to constitute independent bottom data acquisition system, are not done by other boards
Disturb and influence.
3rd, possess separate transient state recording and stable state record
Transient state recording and stable state recording are respectively completed using independent board, transient state ARM plates and stable state ARM plates are mutually only
It is vertical, it does not interfere with each other, is respectively intended to record transient state recorder data and steady state data, is physically completely independent out；Pull out and appoint
What one piece of board, the operation and data that another piece of board is not influenceed preserves function.
4th, method of synchronization during abundant school：
When wave recording device uses the school of the IRIG-B codes finishing device itself of standard.Old station for not providing B codes, is supported
During during the hard contact school of pulse and serial ports school.
During the school of support mode include contact pulse pair when, IRIG-B codes pair when, serial ports pair when etc..
5th, advanced Anti-interference Design：
Analog quantity, switching value, output hard contact, power supply and do professional isolation processing, be effective against fast transient, pulse
The interference of group and surge to signal circuit and electric power loop, accomplishes steady operation.
BGA secure packages are selected using 8 layers of PCB design, main chip, tolerant fail algorithm are used on software, with stronger
Antijamming capability.
6th, the communication on a variety of stipulations such as IEC61850 and backstage is supported
Recording unit provides the Fast Ethernet mouthful of 4 separate MAC address, can be communicated independently of various backstages or
Composition A, B net is communicated.
Designed with " the free-standing building blocks " of Background communication, the Background communication with a variety of stipulations can be conveniently realized, at present
Have been carried out IEC61850, producer's stipulations.
7th, powerful outline management：
Outline management software provides automatic network-building, manual networking function, fast and easily inquires about；The comprehensive failure of information
Bulletin；Analysis module provides the analytic functions such as waveform analysis, analysis of Impedance Characteristic, vector, sequence amount, harmonic wave；And it is all
The function of many convenient analyses such as preserves template, view, region sectional drawing, waveform mark function.
8th, fault initiating mode
Positive sequence voltage is out-of-limit to be started, and residual voltage mutation starts, and zero-sequence current mutation starts, and electric current is out-of-limit to be started, switch
Amount starts recording.
Function is as follows：
Using its powerful floating-point operation ability and flexible interfacing, new distribution net real time fail recording is developed
Monitoring device；On the one hand the device can measure three-phase voltage, electric current, power, power factor, harmonic wave in power distribution network etc. in real time
Basic electrical parameter, on the other hand can real-time monitoring system situation, when system jam, reliable recording failure dynamic mistake
Journey, and faulty line is found out exactly.
The running status of distribution network system is analyzed in real time, when system jam, quickly and reliably before and after preservation failure
Voltage x current data, and can correctly select faulty line in time.Further, since the device collection electricity is monitored in real time, system
The functions such as fault diagnosis, data communication meet the Microcomputer automatics of power distribution network synthesis to power distribution automation in one
The new demand of terminal unit, also can substitute conventional RTU devices as the RTU devices in electrical power distribution automatization system.
Manual recording, triggers a recording signal, be generally used to detection recording function whether normal work.
Stable state stores point, and stable state hard disk employs the document storage mode of circulation covering.From storage point it can be seen that current
The working condition of stable state hard disk.
System self-test, automatically generating device running state information.User can export to USB flash disk, printing, and functional areas one have
Four function interfaces, real-time waveform, configuration, Query Result, waveform analysis.
Monitoring, shows the waveform of each passage in real time in real time, and user can customize the virtual value, once effective of display waveform
Value, angle values, DC component, harmonic component and waveform refresh time.
Query Result, shows the waveform list according to condition inquired about.When the information of display includes waveform sequence number, waveform fault
Between, fault element, start type, failure-description.User can check waveform report, point permitted waveform and export waveform.
Waveform analysis, provides the user the function interface of an analysis waveform, including vector, harmonic wave, power, failure point
Analysis.
List area, list area is the region for showing oscillograph event, there is newest failure bulletin, logout, historical data
Retrieval.List newest failure bulletin, including faulty line, fault time, startup type, ranging.
Recording own hardware and software alarm information are listed, can fault point faster by information alert.
The configurable four blocks of AD plates of complete machine, one piece of direct current plate, three pieces of switch templates.Every piece of AD has 32 passages
Fixed value modification, clicks to enter definite value configuration interface, can change sample frequency, recording time, analog quantity definite value, frequency
Rate definite value, sequence amount definite value, switching value definite value.Above-mentioned functions interface is could switch to by clicking on Shipping Options Page.
General principle of the present utility model, principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, the utility model can also on the premise of the utility model spirit and scope are not departed from
There are various changes and modifications, these changes and improvements are both fallen within the range of claimed the utility model.The utility model is special
The claimed scope of profit is defined by appended claims and its equivalent.
Claims (4)
1. distribution side intelligent trouble recording monitoring device, it is characterized in that, including a switching input module, analog input mould
Block, the switching input module, Analog input mModule are with a sampling with keeping analog-to-digital conversion module to be connected, and sampling is with keeping
Analog-to-digital conversion module connects DSP data processing units, and the data processing unit is connected with an output unit module and one GPS pairs
When signaling module, the data processing unit is also connected with a memory cell module；The data processing unit is by same processing
Device completes collection, and analog quantity is completed in the same time to the conversion of digital quantity；Transient state recording is respectively completed using independent board and steady
State recording.
2. distribution side intelligent trouble recording monitoring device according to claim 1, it is characterized in that, sampling is with keeping modulus to turn
Change the mold block and one Large Copacity fpga chip is set, fpga chip is provided with massive store unit.
3. distribution side intelligent trouble recording monitoring device according to claim 1, it is characterized in that, sampling is with keeping modulus to turn
Changing the mold block sets one to be embedded in QT display modules, and QT display modules are provided with display interface device, printing interface, communication interface.
4. distribution side intelligent trouble recording monitoring device according to claim 1, it is characterized in that, data processing unit is provided with
Floating point DSP, high-performance ARM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621314413.8U CN206460125U (en) | 2016-12-02 | 2016-12-02 | Distribution side intelligent trouble recording monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621314413.8U CN206460125U (en) | 2016-12-02 | 2016-12-02 | Distribution side intelligent trouble recording monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206460125U true CN206460125U (en) | 2017-09-01 |
Family
ID=59693200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621314413.8U Expired - Fee Related CN206460125U (en) | 2016-12-02 | 2016-12-02 | Distribution side intelligent trouble recording monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206460125U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109001593A (en) * | 2018-07-16 | 2018-12-14 | 北京映翰通网络技术股份有限公司 | A kind of distribution network failure recording control method |
| CN109828177A (en) * | 2019-03-25 | 2019-05-31 | 广西电网有限责任公司钦州供电局 | A kind of fault recording system and method for direct current system |
| CN113189523A (en) * | 2020-01-14 | 2021-07-30 | 山东交通职业学院 | High-voltage interlocking device |
| CN114256749A (en) * | 2021-12-24 | 2022-03-29 | 深圳供电局有限公司 | Power distribution network controller |
-
2016
- 2016-12-02 CN CN201621314413.8U patent/CN206460125U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109001593A (en) * | 2018-07-16 | 2018-12-14 | 北京映翰通网络技术股份有限公司 | A kind of distribution network failure recording control method |
| CN109828177A (en) * | 2019-03-25 | 2019-05-31 | 广西电网有限责任公司钦州供电局 | A kind of fault recording system and method for direct current system |
| CN109828177B (en) * | 2019-03-25 | 2024-02-20 | 广西电网有限责任公司钦州供电局 | Fault wave recording device of direct current system |
| CN113189523A (en) * | 2020-01-14 | 2021-07-30 | 山东交通职业学院 | High-voltage interlocking device |
| CN114256749A (en) * | 2021-12-24 | 2022-03-29 | 深圳供电局有限公司 | Power distribution network controller |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170901 Termination date: 20211202 |