CN101441454A - Low-frequency unloading and fault circuit tagmeme on-line monitoring implementing method - Google Patents
Low-frequency unloading and fault circuit tagmeme on-line monitoring implementing method Download PDFInfo
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- CN101441454A CN101441454A CNA2008101875880A CN200810187588A CN101441454A CN 101441454 A CN101441454 A CN 101441454A CN A2008101875880 A CNA2008101875880 A CN A2008101875880A CN 200810187588 A CN200810187588 A CN 200810187588A CN 101441454 A CN101441454 A CN 101441454A
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Abstract
The invention discloses a method for realizing online monitoring of cutting-off line sequence bits and low frequency decrease load, which comprises the following steps: firstly, formulating names of points in a database according to the stated rule, so as to store the calculation result into the database, and be convenient for a dispatcher to perform analysis of the historical data and formulate a new plan for cutting-off lines or low frequency; secondly, reading a document provided by a user through a calculation process (calcp), analyzing switches of each style and each turn, acquiring the corresponding power value from the memory base to accumulate and sum, and submitting the result to scada for finishing functions of saving, displaying and so on; and finally, displaying interface. Data of voltage classes from 500kv to 10kv provided can satisfy the data amount needed by the cutting-off line sequence bits and low frequency decrease load. Moreover, a condition that the capacity of the decrease load is extracted from the real-time data is provided.
Description
The implementation method that technical field the present invention relates to a kind of UFLS and draws the road tagmeme to monitor in the real-time system in scheduling, specifically, be a kind of in dispatch automated system in real time, on-line monitoring UFLS or the method for drawing road tagmeme capacity.
The existing UFLS of background technology and draw road tagmeme function for monitoring to be based on the data of integrated data platform is realized by OMS.Because the data in the integrated data platform are regularly storages, do not have real-time, so the data that monitored seriously lag behind.Can not accurately show current state.
Summary of the invention technical matters to be solved by this invention is, a kind of UFLS is provided and draws road tagmeme in-service monitoring implementation method, the information translation that file is provided is the information that can discern in the system, and real time data is extracted, and represents to the user with certain form.
The technical solution used in the present invention is as follows:
A kind of UFLS and draw road tagmeme in-service monitoring implementation method is characterized in that may further comprise the steps:
(1), providing of source file: provide the off-load file according to following naming rule, form is the CSV CSV:
" power shortage draws the road " type: " area-name-xx vacancy is drawn the road ",
" power grid accident draws the road " type: " area-name-xx accident is drawn the road ",
" the electrical network catastrophic failure is drawn the road " type: " drawing the road " directly under-xx fault,
" UFLS " type: " area-name-xx UFLS ",
" city's straightening connects and draws the road " type: " road transfer-is directly drawn in the city ",
" the net straightening connects and draws the road " type: " road transfer-is directly drawn in the city ";
After file consolidation finishes, leave in the specified folder;
(2), the foundation of model: set up a virtual factory station, factory's name of station adopts fixed name, and code is: LL_DZ, describe self-defined; In the station, our factory, increase non-collection capacity point in strict accordance with following rule:
Power shortage draws the road type: LL+ area code+style number+round,
Power grid accident draws the road type: LL+ area code+style number+round,
The UFLS type: DZ+ area code+style number+round,
City's straightening connects draws the road type: LL+JK+ style number+round,
The net straightening connects draws the road type: LL+ZS+ style number+round,
Catastrophic failure is drawn the road type: LL+ZS+ style number+scheme number+"-"+round;
(3), program is calculated: start calculation procedure calcp, calculate every power off-load capacity of taking turns in real time; This program is starting or off-load file when upgrading, and reads file and information is loaded in the memory bank; Regularly read the switch power in the SCADA memory bank; If do not gather power, then use electric current to convert, concrete grammar is: the current value that collects be multiply by a constant by user's appointment obtain power; Carry out every total price summation of taking turns; Resulting result propagates in the SCADA process by the interface routine of SCADA_Server;
(4), showing interface.
Good effect of the present invention is: by adopting this method, when electric system generation generic failure and large tracts of land complex fault, can make the dispatcher see that very intuitively the actual excision of electrical network is loaded, the state of off-the-line, for they in time adjust the optimization power system operating mode, fast quick-recovery electrical network to stable operation provides guidance.Electrical network ' UFLS on-line monitoring ' can also reflect the actual UFLS operation of electrical network timely and accurately, and form monitoring curve in real time, can move UFLS very intuitively and control, the scheduling managerial personnel are in time adjusted each round ratio of UFLS also positive directive function.
The present invention has possessed the data from 500kV to the 10kV electric pressure, can satisfy UFLS and the needed data volume of La Lu tagmeme.Possessed the condition of from real time data, extracting the off-load capacity.
Description of drawings Fig. 1 is the process flow diagram in the program calculation procedure.
Embodiment is described in further detail the present invention below in conjunction with the drawings and specific embodiments.
The present invention relates to by certain rule off-load file (form is the CSV CSV) is provided.Automatic Program calculating and the implementation method that the result is displayed according to certain mode.Be embodiment below:
1), source file provides.The form of source file is the CSV form (a kind of form of excle form) of CSV.The naming rule of file is as shown in the table:
Table one, all kinds sign and file designation rule
| Typonym | The file designation rule |
| Power shortage draws the road | Area-name-xx vacancy is drawn the road |
| Power grid accident draws the road | Area-name-xx accident is drawn the road |
| The electrical network catastrophic failure is drawn the road | Draw the road directly under-xx fault |
| UFLS | Area-name-xx UFLS |
| City's straightening connects draws the road | The road transfer-is directly drawn in the city |
| The net straightening connects draws the road | The road transfer-is directly drawn in the city |
After file consolidation finishes, leave in the specified folder.
2), the foundation of model.The modelling correctness is related to interface display and every correctness that always adds data of taking turns, and must add or revises according to the rule of formulating during modeling.
For maintaining easily, management is always added some points, and sets up a virtual factory station, and factory's name of station adopts fixed name, and code is necessary for: LL_DZ, description can be self-defined.Increase non-collection capacity point in strict accordance with rule in the station, our factory, rule is as follows:
Power shortage draws the road type: LL+ area code+style number+round
Power grid accident draws the road type: LL+ area code+style number+round
UFLS: DZ+ area code+style number+round
City's straightening connects draws the road: LL+JK+ style number+round
The net straightening connects draws the road: LL+ZS+ style number+round
Catastrophic failure draws the road more special, and rule is: LL+ZS+ style number+scheme number+"-"+round.
3), program is calculated.As Fig. 1, start calculation procedure calcp, calculate every power off-load capacity of taking turns in real time.This program is starting or off-load file when upgrading, and reads file and information is loaded in the memory bank.Regularly (10 seconds) read the switch power (if do not gather power, then using electric current to convert) in the SCADA memory bank, carry out every total price summation of taking turns.Resulting result propagates in the SCADA process by the interface routine of SCADA_Server.
Total value added is to propagate one to one according to institute of first established model, if do not set up reference point always add model, then this point can not propagate among the SCADA.
4), showing interface.This is the part that the yardman is concerned about very much on the one hand, and the yardman monitors real time data in real time by the interface.
This interface be by with original dispatching system in drawing bag software hand drawn.The information of showing is the numerical value that increases point in first's modeling in database.
The object that the interface is directly faced for the user should satisfy the demand of dispatcher functionality aspect, makes things convenient for yardman's use habit again.Therefore realize from two aspects:
An aspect: detailed switch power information, this part shows the yardman with form, and each switching value and every always adding of taking turns are arranged in the form.
Another aspect: always add the realization of table, the yardman relatively is concerned about whenever takes turns total dosage, and the index of taking up an area of district's load, adopts the pattern of similar factory station remote measurement amount to realize, i.e. point in the dynamic point linked database.Always add every in the table and take turns that always to add data be that computing function by second portion realizes.
In a word: the user puts file in order according to certain format, and file is preserved with the csv form, and the file name rule is with table 1, is sent to calcp with ASCII fromat by FTP and is moved under the formulation file on the machine.This Automatic Program detects the variation (monitoring in a minute once) of document time, if file change is arranged, just then this program can reinitialize, reads all the csv files under the specified folder again, and writes down the up-to-date time.
After file reads and finishes, with switch classification and storage that participate in to calculate in internal memory (such as: vacancy is drawn the road, and program can be thought first type automatically), program reads the real time data of scada memory bank with read-only form, calculates.And result of calculation and value in the real-time storehouse compared, if change then be submitted among the SCADA_Server, finish Presentation Function by dispatch automated system.
Claims (1)
1, a kind of UFLS and draw road tagmeme in-service monitoring implementation method is characterized in that may further comprise the steps:
(1), providing of source file: provide the off-load file according to following naming rule, form is the CSV CSV:
" power shortage draws the road " type: " area-name-xx vacancy is drawn the road ",
" power grid accident draws the road " type: " area-name-xx accident is drawn the road ",
" the electrical network catastrophic failure is drawn the road " type: " drawing the road " directly under-xx fault,
" UFLS " type: " area-name-xx UFLS ",
" city's straightening connects and draws the road " type: " road transfer-is directly drawn in the city ",
" the net straightening connects and draws the road " type: " road transfer-is directly drawn in the city ";
After file consolidation finishes, leave in the specified folder;
(2), the foundation of model: set up a virtual factory station, factory's name of station adopts fixed name, and code is: LL_DZ, describe self-defined; In the station, our factory, increase non-collection capacity point in strict accordance with following rule:
Power shortage draws the road type: LL+ area code+style number+round,
Power grid accident draws the road type: LL+ area code+style number+round,
The UFLS type: DZ+ area code+style number+round,
City's straightening connects draws the road type: LL+JK+ style number+round,
The net straightening connects draws the road type: LL+ZS+ style number+round,
Catastrophic failure is drawn the road type: LL+ZS+ style number+scheme number+"-"+round;
(3), program is calculated: start calculation procedure calcp, calculate every power off-load capacity of taking turns in real time; This program is starting or off-load file when upgrading, and reads file and information is loaded in the memory bank; Regularly read the switch power in the SCADA memory bank; If do not gather power, then use electric current to convert, concrete grammar is: the current value that collects be multiply by a constant by user's appointment obtain power; Carry out every total price summation of taking turns; Resulting result propagates in the SCADA process by the interface routine of SCADA_Server;
(4), showing interface.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101875880A CN101441454A (en) | 2008-12-26 | 2008-12-26 | Low-frequency unloading and fault circuit tagmeme on-line monitoring implementing method |
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| CNA2008101875880A CN101441454A (en) | 2008-12-26 | 2008-12-26 | Low-frequency unloading and fault circuit tagmeme on-line monitoring implementing method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593953A (en) * | 2012-02-23 | 2012-07-18 | 国电南瑞科技股份有限公司 | Automatic line pulling control method based on provincial and regional integration |
| CN102789603A (en) * | 2012-07-24 | 2012-11-21 | 中国电力科学研究院 | Provincial dispatch active regulation method for considering load switch-off model |
| CN103530821A (en) * | 2013-10-23 | 2014-01-22 | 国家电网公司 | Real-time controllable capacity data monitoring method and device for under-frequency load shedding of power grid |
| CN104636469A (en) * | 2015-02-10 | 2015-05-20 | 广州供电局有限公司 | Automatic file classification management method and system |
-
2008
- 2008-12-26 CN CNA2008101875880A patent/CN101441454A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593953A (en) * | 2012-02-23 | 2012-07-18 | 国电南瑞科技股份有限公司 | Automatic line pulling control method based on provincial and regional integration |
| CN102593953B (en) * | 2012-02-23 | 2014-07-02 | 国电南瑞科技股份有限公司 | Automatic line pulling control method based on provincial and regional integration |
| CN102789603A (en) * | 2012-07-24 | 2012-11-21 | 中国电力科学研究院 | Provincial dispatch active regulation method for considering load switch-off model |
| CN102789603B (en) * | 2012-07-24 | 2016-01-20 | 中国电力科学研究院 | A kind ofly take into account the provincial scheduling active power adjustment method that load draws road model |
| CN103530821A (en) * | 2013-10-23 | 2014-01-22 | 国家电网公司 | Real-time controllable capacity data monitoring method and device for under-frequency load shedding of power grid |
| CN104636469A (en) * | 2015-02-10 | 2015-05-20 | 广州供电局有限公司 | Automatic file classification management method and system |
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Open date: 20090527 |