CN110347642A - A kind of multifile multichannel analysis tool - Google Patents
A kind of multifile multichannel analysis tool Download PDFInfo
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Abstract
The invention discloses a kind of multifile multichannel analysis tools, including monofile analysis module and multifile analysis module, switch switch control switching by file between monofile analysis module and multifile analysis module；For monofile analysis module for realizing the accident analysis function of the single file system of a fault point, multichannel multi-coordinate curve comparison and multichannel list coordinate curve are superimposed comparative analysis；Multifile analysis module shows for realizing the curve of multifile multichannel and curve comparison, it can choose the channel data comparison to the same channel number or different channel numbers of different files, provide powerful data comparison, provide more fully simple and efficient malfunction monitoring waveform, trace fault rootstock, the synthesis of electric system overall operation situation and defect, linkage and causality analysis provide effective foundation for failure decision.
Description
Technical field
The invention mainly relates to a kind of multifile multichannel analysis tools, belong to power system automation technology neck
Domain.
Background technique
It is direct current transportation, heavy-duty rectifier, high-power with the rapid development of new energy industry and power electronic technique
Inverter etc. is widely used, and with electric system there are direct or indirect interaction, abnormal so as to cause network voltage
Become, network wave is made to receive pollution, power supply quality deteriorates, and supplementary loss increases, and the decline of electric energy transmittability becomes influence electric energy
The important factor of quality.In addition, the continuous expansion of electrical network capacity, the stability of the transmission line of electricity of big voltage class and safety are got over
Come more important, other than the indispensable route protection of installation, microcomputer-based fault recorder has all been installed additional on every route, to run people
Member's analysis failure provides reliable foundation.
Power System Fault Record device device can acquire and save information when failure occurs.Failure wave-recording monitoring device and
Monitoring method generally comprises signal receiving unit, packet parsing unit, stable state recording unit, power quality event analysis
Unit, information exchange unit, power supply unit etc..Then it is recorded as COMTRADE reference format, such standard universal format,
It is used for each different manufacturers and the compatible off-line analysis of occasion.
Currently, it is all relatively more to undertake the protective device of information recording and storage and hand held mobile terminals when failure.It is existing
Some monitoring devices and oscillograph are equivalent to the oscillograph that can voluntarily store mostly, mainly record data, do not have analysis energy
Power or relatively simple offline fault analy ti-cal software function.Many clients are not technology specialty class origin, so when there is electric energy
When quality problems or the system failure, generally requires producer and arrange professional person that could check relevant issues, increase maintenance cost.
Wave recording device mainly realize the acquisition and analysis of analog signal and digital signal, the starting of fault verification and recording, with
And the compression and storage of sampled data.Failure wave-recording the file information is used to play back, and figure is shown, analysis comparison, Trouble Report.
There are also some recording tool analysis softwares, provide simple analysis function, can voluntarily according to the standard logarithmic of setting according into
Row monitoring, and there is intellectual analysis ability to fault data, reason and fault type can be diagnosed fault.And it analyzes such big
Batch recorder data, an efficient powerful unit faults recorder analysis tool have very big practice significance.It is led by inquiring into
The analysis tool software of stream finds that existing analysis instrumental function is fairly simple, and architecture design is substantially that monofile adds
Display and analysis are carried, for multifile load substantially without reference to only multiple File Opens are closed switching and used.
Summary of the invention
Simple for existing unit faults recorder analysis software function, the deficiency of monofile multichannel analysis software is of the invention
It is designed to provide between a kind of multiple wave recording devices or between multiple recorded wave files, can effectively judge each recording number
Relevance between quickly obtains far, realizes the fault recorder data convergence analysis work based on multifile
Tool.
In order to achieve the above objectives, The technical solution adopted by the invention is as follows:
A kind of multifile multichannel analysis tool, including monofile analysis module and multifile analysis module, it is described
Switch control switching is switched by file between monofile analysis module and multifile analysis module；
The monofile analysis module includes monofile loading module, single fault point analysis module, display interface module, report
Accuse generation module, primary equipment data collection point model module, analysis model module and fault characteristic value module；
The monofile loading module is used for load fault recorded wave file；
The multichannel that the single fault point analysis module is used to carry out a fault point is shown；
The primary equipment data collection point model module is used for the profile information sum number according to failure wave-recording file
According to the file information, realizes the logical relation and data relationship tissue of configuration information and data, form electric system primary equipment number
According to acquisition point model；
The analysis model module is used to close according to the recording channel in primary equipment model and failure wave-recording file
Connection relationship establishes the table and logical relation of configuration information and data, forms analysis model, and be stored in internal storage data area；
The fault characteristic value module is used to calculate the fault characteristic value of primary equipment element；
The display interface module is for showing multichannel accident analysis curve；
The report generation module is for generating far；
The multifile analysis module includes file load module, and global property allocation table, static attribute reloads device, left
Directory tree selector, dynamic attribute controller show interface module and comparative analysis report generation module；
The file load module is used to load the profile information and data file information of multiple failure wave-recording files,
And it is stored in internal storage data area；
The global property allocation table is for establishing profile information and data file letter in multiple failure wave-recording files
The mapping relations of breath and memory address；
The static attribute reloads the quick lookup index that device is partial data element in global property allocation table；
The left directory tree selector is used for selector channel, the channel exhibition chosen uniquely corresponding with global property allocation table
Show the time shaft relation curve in the channel；
The dynamic attribute controller is the Keyword List according to the option sequence of left directory tree selector, is belonged to from static state
Property reload device memory pointer copy, thus establish linked list order index；
The curve in the channel that the displaying interface module is used to show that left directory tree selector is chosen；
The comparative analysis report generation module is for generating multifile comparative analysis report.
The multichannel that single fault point analysis module above-mentioned carries out a fault point is shown, comprising:
Monofile loading module load fault recorded wave file；
It is read and configuration file .DAT of the same name according to the characteristic information of failure wave-recording file in the corresponding method of its format
Data file；
The data in data file that will acquire are converted to actual sample value using channel conversion coefficient；
Corresponding channel coordinate curve is drawn according to the actual sample value of conversion, and generates respective numbers according to overall channel number
Reference axis；
By after conversion analog quantity and digital quantity or curve sequentially generate in respective reference axis by channel.
Global property allocation table above-mentioned is according to the number of channels and type of time in failure wave-recording configuration file, channel name
Claim, unit and conversion coefficient, time mark times multiplying factor, title or device name keyword, establish analog quantity and digital quantity
Channel name and calculator memory address global mapping relation.
Global property allocation table above-mentioned includes all profile informations loaded and data file information, is being beaten
Automatically the failure wave-recording file configuration the file information and data file information to the overall situation is loaded when opening a certain failure wave-recording file to belong to
Property allocation table；If closing a certain failure wave-recording file, the failure wave-recording file is automatically deleted from global property allocation table
Profile information and data file information.
Static attribute above-mentioned reloads device and is made of the hash table of the keyword of global map and calculator memory address.
Left directory tree selector above-mentioned is established according to the keyword in global property allocation table.
Left directory tree selector above-mentioned is using failure wave-recording file or device name as first class catalogue, analog quantity channel number
It is subdirectory with digital quantity channel number.
The exchange of linked list order in dynamic attribute controller above-mentioned according to curve, superposition behavior and change.
Scenario reduction trigger is configured in dynamic attribute controller above-mentioned, when triggering scenario reduction trigger, dynamic belongs to
Property controller can give up and empty current linked list order index, again depending on the keyword of the option sequence of left directory tree selector
List reloads the memory pointer copy of device from static attribute, establishes linked list order index again, return to the state of initialization.
The beneficial effects obtained by the present invention are as follows are as follows:
The present invention is mainly used for emphatically off-line analysis monitoring module, devises a succinct easy-to-use, powerful, multiple events
Hinder recorded wave file while loading, showing, analysis integrated tool software.The monofile of a fault point had both may be implemented in the present invention
The accident analysis function of system, multichannel multi-coordinate curve comparison, multichannel list coordinate curve are superimposed comparing function.By single more
Document switching switch, the curve that can be realized multifile multichannel is shown and curve comparison, can choose to the same of different files
The channel data comparison of one channel number or different channel numbers, provides powerful data comparison, the function of analysis report provides
More fully simple and efficient malfunction monitoring waveform, traces fault rootstock, electric system overall operation situation and defect
Comprehensive, linkage and causality analysis, provide effective foundation for failure decision.
Detailed description of the invention
Fig. 1 is multifile multichannel analysis tool schematic diagram of the invention.
Specific embodiment
The invention will be further described below.Following embodiment is only used for clearly illustrating technical side of the invention
Case, and not intended to limit the protection scope of the present invention.
Multifile multichannel analysis tool of the invention includes monofile analysis module and multifile analysis module,
Switch control switching is switched by file between middle monofile analysis module and multifile analysis module.
Monofile analysis module includes monofile loading module, single fault point analysis module, display interface module, report life
At module, primary equipment data collection point model module, analysis model module and fault characteristic value module.
Specifically, monofile loading module is used for load fault recorded wave file.
The multichannel that single fault point analysis module is used to carry out a fault point is shown.Specific implementation are as follows:
Monofile loading module load fault recorded wave file obtains plant stand title from failure wave-recording file, sample rate, leads to
The profile informations such as road number, line frequency, channel information.
It is read and configuration file .DAT of the same name according to the characteristic information of failure wave-recording file in the corresponding method of its format
Data file.
Characteristic information refers to that COMTRADE recorded wave file format defines, for correctly illustrating the lattice of data (.DAT) file
Formula, it is therefore necessary to be saved with a kind of specific format.This document has annotated the included information of data (.DAT) file, including
The items such as sampling rate, number of channels, frequency, channel information.Particular content can be with reference to the COMTRADE Standard Edition
Detailed content.Data file (xxxxxxxx.DAT) data file includes the value of each all input channels of sampling in record.Number
The time tag for including a serial number according to file and sampling every time.These sampled values except record simulation input data in addition to,
Also recording status indicates the input of ON/OFF signal.
Configuration file xxxxxxxx.CFG and data file xxxxxxxx.DAT file are that waveform checks necessary file.
The data in data file that will acquire are converted to actual sample value using channel conversion coefficient；
Corresponding channel coordinate curve is drawn according to the actual sample value of conversion, and generates respective numbers according to overall channel number
Reference axis；Overall channel number is obtained from configuration file.
By after conversion analog quantity and digital quantity or curve sequentially generate in respective reference axis by channel.
For example, realizing the multiple analog quantity Ua, Ub, Uc of a fault point, U0, Ia, Ib, Ic, the multichannel curve exhibition of I0
Show.
Primary equipment data collection point model module is used for profile information and the data text according to failure wave-recording file
Then part information realizes the logical relation and data relationship tissue of cfg configuration and dat data, forms electric system primary equipment
Data collection point model.CFG configuration file has following message for reference:
(a) station name, the feature of recording device, the modification time of COMTRADE standard；
(b) the number amount and type in channel；
(c) tunnel name, unit and conversion coefficient；
(d) line frequency；
(e) number of samples under sampling rate and each rate；
(f) date and time of the first data point；
(g) trigger point and date and time；
(h) data file class；
(i) time marks times multiplying factor.
Analysis model module is used to be associated with according to primary equipment model with the recording channel in failure wave-recording file
System establishes the table and logical relation of configuration information and data, forms analysis model, and be stored in internal storage data area for failure
Diagnosis and crash analysis use.
Fault characteristic value module is used to calculate the fault characteristic value of primary equipment element, specially before and after extraction fault moment
Fault recorder data in a period of time, calculates the fault characteristic value of primary equipment element, and is stored in internal storage data area for failure
Diagnosis and crash analysis use.
Display interface module is supported curve exchange, superposition, is stretched, scaling for showing multichannel accident analysis curve,
Amplification is reduced, reduction, color, amplitude and printing etc..
Report generation module is for generating far, including vector, harmonic wave, positioning, sequence amount, ranging, curve point
Analysis, attribute, channel and single-phase-to-earth fault analysis report etc..
Multifile analysis module includes file load module, global property allocation table, static attribute reloading device, left catalogue
Selector is set, dynamic attribute controller shows interface module and comparative analysis report generation module.
File load module is used to load the profile information and data file information of multiple failure wave-recording files, and protects
There are internal storage data areas.
Global property allocation table is for establishing profile information and data file information and memory in failure wave-recording file
The mapping relations of address, according to failure wave-recording document time, title or device name etc. keyword establish analog quantity Ua,
Ub, Uc, U0, Ia, Ib, Ic, I0, the global mapping relation of the channels name and memory address such as digital quantity.
Quantity and type of time namely according to the channel in failure wave-recording CFG configuration file, tunnel name, unit and
Conversion coefficient, time mark times multiplying factor, and title or device name etc. keyword establish analog quantity Ua, Ub, Uc, U0,
Ia, Ib, Ic, I0, the global logic relation table of the channels such as digital quantity name and the global map in calculator memory address are closed
System.
Global property allocation table includes all profile informations loaded and data file information.It is a certain opening
Automatically the failure wave-recording file configuration the file information and data file information to global property is loaded when failure wave-recording file to distribute
Table.If closing a certain failure wave-recording file, the configuration of the failure wave-recording file is automatically deleted from global property allocation table
And data file information.
Memory address table is to look for, exchange, and it is data that all curves of superposition etc., which are shown, and the data pointer of analytic induction
The computer run-time memory data field of storage.
Internal storage data area is exactly to store cfg, the internal storage data area in the computer of dat content, just as excel table,
Including line number, the table of row number, content includes the data element of global table in table.Line number, row number are exactly memory address table,
For quickly searching data.
After opening failure wave-recording file, memory address always exists and will not change, until closing failure wave-recording text
After part, which is destroyed.The memory address can only be established or be destroyed in global property allocation table, other modules can only
Using or index the memory address pointer.
Static attribute reloads the quick lookup index that device is global property allocation table partial data, mainly global map
Keyword and the hash table etc. of global memory address constitute.
Left directory tree selector is channel options alternatively, and left directory tree selector is with failure wave-recording file or dress
Entitled first class catalogue is set, analog quantity channel number and digital quantity channel number are subdirectory, can individually select, multiple can also select
It selects, it can also be by all channel numbers of entire failure wave-recording file or device alternatively item.These options, as choosing
Be used to show curve.It is unchecked not to show.
Curve displaying is exactly the data acquisition system of each timing node in the channel in dat, the connection of these back end lines
Get up, is exactly the curve of time shaft relationship.
The curve incidence relation of left directory tree selector and channel is exactly as the catalogue and page number content of a certain books are closed
System, is a kind of indicator index relationship, and a certain node chosen, it includes the title in channel or keywords, is then quickly searched
Global data logical relation table can find tunnel name, data, the various elements such as memory address table.Left directory tree selector
Exactly set up according to keyword in global data logical relation table.Just as establishing catalogue in word software, foundation
Chapters and sections in document, the relationship that level-one second-level directory is established are similar.
Curve institute in selection is functional, and not distinguishing be the same failure wave-recording file is also non-same failure wave-recording text
Part.In this way, different channel numbers can be exchanged arbitrarily for the corresponding channel number of multiple failure wave-recording files or device,
Comparison, superposition.
Dynamic attribute controller is the Keyword List hiding according to the option sequence of left directory tree selector when initializing,
The memory pointer copy of device is reloaded from static attribute and to establish chain table index.
Dynamic attribute controller, left directory tree selector, static attribute reload device, are all in global property logical relation
It is established on the basis of table.Global property logical relation table is that inventive article is just established from initial operating stage, exited to program and
It deletes, respective element midway not will be deleted or modify, and left directory tree selector, static attribute reload device, dynamic attribute
Controller is the secondary related table or rope for establishing some or multiple key factors again according to respective functional application
Draw, using simple, can dynamic delete or re-establish at any time.
It is repeatedly exchanged in a plurality of curve, after superposition etc. behavior, the linked list order in dynamic attribute controller can change
Become, curve, which is shown, can be difficult to be restored to initial selecting sequence.How the selecting sequence scene of most initial is quickly restored? work as triggering
When scenario reduction trigger, dynamic attribute controller, which can be given up, empties original chained list, again depending on left directory tree selector
Option sequence, the memory pointer copy for reloading device from static attribute establish chain table index again, repeat the mistake of initialization again
Journey.In this way, the software tool use whenever, can timely restore the sequence scene of left directory tree selection.
Show the curve for the channel number that interface module is used to show that left directory tree selector is chosen.The level that curve is shown
Time shaft is duplicate for the time shaft of same failure wave-recording file or device, and for multiple faults recording
The scene of file analysis, time shaft can be set to the relative time relative to starting point, can also failure occur when, by time
It goes through Wave data and finds the catastrophe point, carry out the waveform alignment of multiple faults recorder data.
It shows that interface module is also supported curve exchange simultaneously, superposition, stretched, scaling, amplifies, reduce, reduction, color, width
Value and printing etc..
Comparative analysis report generation module is for generating multifile comparative analysis report.
In multifile analysis module, when turning on or off failure wave-recording file every time, global property allocation table is updated,
Static attribute is also updated simultaneously and reloads device, and can update other overall situations, the information of the non-overall situation according to this.
The failure wave-recording file of present invention support COMTRADE format.
Equally, monofile analysis module of the invention and multifile analysis module can be realized unit faults recorder analysis tool
Basic function e.g. extract the fault recorder data before and after fault moment in a period of time, calculate each primary equipment element fault
Front and back effective value, 11 subharmonic values, DC component and time attenuation constant, order components, poor flow valuve, route survey resistance
Anti-, frequecy characteristic amount, fault localization characteristic quantity, protection act characteristic quantity and breaker actuation characteristic quantity, these are failure wave-recordings
The basic function of analysis tool is not that emphasis of the invention illustrates content.
The above is Main Design Principles and main points of the invention, so as to form an efficient multifile failure record
The framework of wave tool software provides the functions such as powerful off-line data comparison comprehensive analysis.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and deformations can also be made, these improvement and deformations
Also it should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of multifile multichannel analysis tool, which is characterized in that analyzed including monofile analysis module and multifile
Module switches switch control switching by file between the monofile analysis module and multifile analysis module；
The monofile analysis module includes monofile loading module, single fault point analysis module, display interface module, report life
At module, primary equipment data collection point model module, analysis model module and fault characteristic value module；
The monofile loading module is used for load fault recorded wave file；
The multichannel that the single fault point analysis module is used to carry out a fault point is shown；
The primary equipment data collection point model module is used for profile information and the data text according to failure wave-recording file
Part information realizes the logical relation and data relationship tissue of configuration information and data, forms electric system primary equipment data and adopts
Collect point model；
The analysis model module is used to be associated with according to primary equipment model with the recording channel in failure wave-recording file
System establishes the table and logical relation of configuration information and data, forms analysis model, and be stored in internal storage data area；
The fault characteristic value module is used to calculate the fault characteristic value of primary equipment element；
The display interface module is for showing multichannel accident analysis curve；
The report generation module is for generating far；
The multifile analysis module includes file load module, global property allocation table, static attribute reloading device, left catalogue
Selector is set, dynamic attribute controller shows interface module and comparative analysis report generation module；
The file load module is used to load the profile information and data file information of multiple failure wave-recording files, and protects
There are internal storage data areas；
The global property allocation table for establish in multiple failure wave-recording files profile information and data file information with
The mapping relations of memory address；
The static attribute reloads the quick lookup index that device is partial data element in global property allocation table；
The left directory tree selector is used for selector channel, uniquely corresponding with global property allocation table, and the channel chosen is shown should
The time shaft relation curve in channel；
The dynamic attribute controller is the Keyword List according to the option sequence of left directory tree selector, from static attribute weight
The memory pointer of loader copies, to establish linked list order index；
The curve in the channel that the displaying interface module is used to show that left directory tree selector is chosen；
The comparative analysis report generation module is for generating multifile comparative analysis report.
2. a kind of multifile multichannel analysis tool according to claim 1, which is characterized in that the single fault point
The multichannel that analysis module carries out a fault point is shown, comprising:
Monofile loading module load fault recorded wave file；
It is read and configuration file .DAT data of the same name according to the characteristic information of failure wave-recording file in the corresponding method of its format
File；
The data in data file that will acquire are converted to actual sample value using channel conversion coefficient；
Corresponding channel coordinate curve is drawn according to the actual sample value of conversion, and generates respective numbers coordinate according to overall channel number
Axis；
By after conversion analog quantity and digital quantity or curve sequentially generate in respective reference axis by channel.
3. a kind of multifile multichannel analysis tool according to claim 1, which is characterized in that the global property
Allocation table is according to the number of channels and type of time in failure wave-recording configuration file, tunnel name, unit and conversion coefficient, time
Times multiplying factor, title or device name keyword are marked, the channel name and calculator memory of analog quantity and digital quantity are established
The global mapping relation of address.
4. a kind of multifile multichannel analysis tool according to claim 3, which is characterized in that the global property
Allocation table includes all profile informations loaded and data file information, when opening a certain failure wave-recording file from
The dynamic failure wave-recording file configuration the file information and the data file information of loading is to global property allocation table；If closing a certain event
Hinder recorded wave file, is then automatically deleted the profile information and data file of the failure wave-recording file from global property allocation table
Information.
5. a kind of multifile multichannel analysis tool according to claim 3, which is characterized in that the static attribute
Device is reloaded to be made of the hash table of the keyword of global map and calculator memory address.
6. a kind of multifile multichannel analysis tool according to claim 1, which is characterized in that the left directory tree
Selector is established according to the keyword in global property allocation table.
7. a kind of multifile multichannel analysis tool according to claim 1, which is characterized in that the left directory tree
For selector using failure wave-recording file or device name as first class catalogue, analog quantity channel number and digital quantity channel number are specific item
Record.
8. a kind of multifile multichannel analysis tool according to claim 1, which is characterized in that the dynamic attribute
The exchange of linked list order in controller according to curve, superposition behavior and change.
9. a kind of multifile multichannel analysis tool according to claim 1, which is characterized in that the dynamic attribute
Scenario reduction trigger is configured in controller, when triggering scenario reduction trigger, dynamic attribute controller, which can be given up, to be emptied currently
Linked list order index reloaded from static attribute again depending on the Keyword List of the option sequence of left directory tree selector
The memory pointer of device copies, and establishes linked list order index again, returns to the state of initialization.
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