CN104104148A - Real-time line loss intelligent monitoring, analyzing and positioning system - Google Patents
Real-time line loss intelligent monitoring, analyzing and positioning system Download PDFInfo
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- CN104104148A CN104104148A CN201410280175.2A CN201410280175A CN104104148A CN 104104148 A CN104104148 A CN 104104148A CN 201410280175 A CN201410280175 A CN 201410280175A CN 104104148 A CN104104148 A CN 104104148A
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Abstract
The invention relates to a real-time line loss intelligent monitoring, analyzing and positioning system which is characterized by comprising a central database, a data monitoring system and a positioning and analyzing system, wherein the central database is connected with the data monitoring system, the data monitoring system is connected with the positioning and analyzing system, and the central database, the data monitoring system and the positioning and analyzing system are connected to one another via a GPRS (General Packet Radio Service) communication network. The real-time line loss intelligent monitoring, analyzing and positioning system has the advantages that electric theft can be effectively prevented and measurement fault is handled in real time by real-time calculation and analysis on line loss and intelligent positioning on electric quantity loss points, and the purposes of digital equipment management, paperless business management and automatic data analysis are achieved.
Description
Technical field
The auxiliary system that the present invention relates to use in electric power system, particularly line loss intelligent monitoring in real time and analyzing and positioning system.
Background technology
Line loss rate is important technical-economic index of power supply enterprise, technology and the managerial skills of reflection power supply enterprise.Strengthening line loss management, reduce most possibly line loss rate, is that power supply enterprise increases economic benefit, the important channel that keeps good developing state.
Since power supply enterprise has adopted since state nets unified sales service management system (SG186), the miscellaneous service of sales service system is processed and basic data, has obtained the management of unification, specification.Meanwhile, reaching the standard grade of remote power acquisition system, is also the information automation of line loss management, and solid source, data basis is provided.But, still there is the fine-grained management that can not well realize line loss, effectively solve the problem of the existence in current line loss management, find in time the problem of various metering faults and transgression for using electricity behavior.
Summary of the invention
The object of this invention is to provide a kind of real-time line loss intelligent monitoring and analyzing and positioning system of the line loss monitoring, analysis and the electric quantity loss orientation management that are applicable to all 10KV circuits at county level.
In order to address the above problem, the technological means that the present invention adopts is:
Line loss intelligent monitoring in real time and analyzing and positioning system, comprise central database, data monitoring system and positioning analysis system, central database is connected with data monitoring system, data monitoring system is connected with positioning analysis system, between central database, data monitoring system and positioning analysis system, is connected to each other by GPRS communication network.
Described central database is made up of a Windows nt workstation and GPRS communicating terminal EFU.
Described data monitoring system is made up of and GPRS communicating terminal EFU client data collector DCU.
Described positioning analysis system is made up of data acquisition unit DCU, digitalized fault indicating device FCI and GPRS communicating terminal EFU.
The analysis content of described positioning analysis system comprises real-time line loss comparative analysis, metering anomaly analysis, line loss energy loss analysis of distribution, analyze principle that whether reactive power meet dividing potential drop subregion in-situ balancing, analyze the impact of three-phase load imbalance on electric energy loss, analyze transformer and circuit Economic Operation, lists overload operation or do not reach transformer and the circuit of Economic load rate.
Described real-time line loss comparative analysis is according to line loss fluctuation situation, judges possible metering fault and promise breaking electrical phenomena.
Described metering anomaly analysis is that the error of metering device comprises: measure that improper, transformer error, table meter error, fault error, measurent wiring mistake, multiplying power mistake, capacity are unreasonable, the factor such as measuring equipment scaling loss, metering secondary mis-arrange and excess load.
Described line loss energy loss analysis of distribution: according to meritorious, the reactive power flow distribution situation of circuit, analysis load distribution situation, radius of electricity supply, current density, impact on electric energy loss.
Whether described analysis reactive power meets the principle of dividing potential drop subregion in-situ balancing, according to the power factor of circuit and reactive power flow distribution situation.
The invention has the beneficial effects as follows: by real-time calculation and analysis and the intelligence location electric quantity loss point of line loss, can effectively prevent user's stealing, process in time metering fault.Reach equipment control digitlization, service management is with no paper, the object of data analysis automation.
Main innovate point of the present invention:
1. automatically build and upgrade the electric network composition of computational scheme line loss.
2. the real-time meter reading data of automatic acquisition and load data.
3. automatically carry out calculating and the analysis of real-time line loss.
4. the abnormal meter reading data of automatic analysis and load data.
5. dynamic and intelligent positions analysis to the electric quantity loss point in line loss.
6. for line loss fine-grained management provides perfect Managed Solution.
Brief description of the drawings
Fig. 1 is use FB(flow block) of the present invention.
Embodiment
The present invention is real-time line loss intelligent monitoring and analyzing and positioning system, system adopts current most popular relevant database SQL Server as data engine, set up the data warehouse based on power information acquisition system, built real-time line loss intelligent monitoring and analyzing and positioning system based on user terminal/server framework.
Below in conjunction with accompanying drawing, the present invention is further illustrated.
Specific embodiment 1, as shown in Figure 1, line loss intelligent monitoring in real time and analyzing and positioning system, comprise central database, data monitoring system and positioning analysis system, central database is connected with data monitoring system, data monitoring system is connected with positioning analysis system, between central database, data monitoring system and positioning analysis system, is connected to each other by GPRS communication network.
Described central database is made up of a Windows nt workstation and GPRS communicating terminal EFU.
Described data monitoring system is made up of and GPRS communicating terminal EFU client data collector DCU.
Described positioning analysis system is made up of data acquisition unit DCU, digitalized fault indicating device FCI and GPRS communicating terminal EFU.
The analysis content of described positioning analysis system comprises real-time line loss comparative analysis, metering anomaly analysis, line loss energy loss analysis of distribution, analyze principle that whether reactive power meet dividing potential drop subregion in-situ balancing, analyze the impact of three-phase load imbalance on electric energy loss, analyze transformer and circuit Economic Operation, lists overload operation or do not reach transformer and the circuit of Economic load rate.
Described real-time line loss comparative analysis is according to line loss fluctuation situation, judges possible metering fault and promise breaking electrical phenomena.
Described metering anomaly analysis is that the error of metering device comprises: measure that improper, transformer error, table meter error, fault error, measurent wiring mistake, multiplying power mistake, capacity are unreasonable, the factor such as measuring equipment scaling loss, metering secondary mis-arrange and excess load.
Described line loss energy loss analysis of distribution: according to meritorious, the reactive power flow distribution situation of circuit, analysis load distribution situation, radius of electricity supply, current density, impact on electric energy loss.
Whether described analysis reactive power meets the principle of dividing potential drop subregion in-situ balancing, according to the power factor of circuit and reactive power flow distribution situation.
Main function of system is as follows:
1.SG186 the automatic acquisition of line loss basic data.
2. the automatic acquisition of southern auspicious power information acquisition system data.
3. circuit archives, electricity consumer archives, stoichiometric point archives, gauge table file data form line loss calculation data structure automatically.
4. automatically calculating in real time of circuit line loss every day.
5. automatically calculating in real time of key line line loss per hour.
6. circuit line loss distribution situation analysis.
7. line user electric weight fluction analysis.
8. the automatic analysis of circuit line loss electric quantity loss point.
9. the automatic analysis of all kinds of abnormal load data, examination and processing.
10. the automatic alarm of transgression for using electricity and metering fault.
11. the real-time message of key monitoring user exceptions is reminded.
The analytical statement of 12. circuit line losses and chart.
Drop into after application in system, for all kinds of promise breaking electricity consumptions and metering fault, there is the technological means of timely analysis and location, multiple metering faults and transgression for using electricity are processed in time, the line loss rate of pilot circuit has been reduced to 5.6% by original 10%, and to line loss, management work has been played huge impetus and produced considerable economic benefit.
The present invention is real-time line loss intelligent monitoring and analyzing and positioning system, system adopts current most popular relevant database SQL Server as data engine, set up the data warehouse based on power information acquisition system, real-time line loss intelligent monitoring and analyzing and positioning system based on user terminal/server framework are built, by real-time calculation and analysis and the intelligence location electric quantity loss point of line loss, can effectively prevent user's stealing, process in time metering fault.Reach equipment control digitlization, service management is with no paper, the object of data analysis automation.
Claims (9)
1. line loss intelligent monitoring in real time and analyzing and positioning system, it is characterized in that: comprise central database, data monitoring system and positioning analysis system, central database is connected with data monitoring system, data monitoring system is connected with positioning analysis system, between central database, data monitoring system and positioning analysis system, is connected to each other by GPRS communication network.
2. real-time line loss intelligent monitoring according to claim 1 and analyzing and positioning system, is characterized in that: described central database is made up of a Windows nt workstation and GPRS communicating terminal EFU.
3. real-time line loss intelligent monitoring according to claim 1 and analyzing and positioning system, is characterized in that: described data monitoring system is made up of and GPRS communicating terminal EFU client data collector DCU.
4. real-time line loss intelligent monitoring according to claim 1 and analyzing and positioning system, is characterized in that: described positioning analysis system is made up of data acquisition unit DCU, digitalized fault indicating device FCI and GPRS communicating terminal EFU.
5. real-time line loss intelligent monitoring according to claim 1 and analyzing and positioning system, it is characterized in that: the analysis content of described positioning analysis system comprises real-time line loss comparative analysis, metering anomaly analysis, line loss energy loss analysis of distribution, analyze principle that whether reactive power meet dividing potential drop subregion in-situ balancing, analyze the impact of three-phase load imbalance on electric energy loss, analyze transformer and circuit Economic Operation, list overload operation or do not reach transformer and the circuit of Economic load rate.
6. real-time line loss intelligent monitoring according to claim 5 and analyzing and positioning system, is characterized in that: described real-time line loss comparative analysis, for according to line loss fluctuation situation, judges possible metering fault and promise breaking electrical phenomena.
7. real-time line loss intelligent monitoring according to claim 5 and analyzing and positioning system, it is characterized in that: described metering anomaly analysis is that the error of metering device comprises: measure that improper, transformer error, table meter error, fault error, measurent wiring mistake, multiplying power mistake, capacity are unreasonable, the factor such as measuring equipment scaling loss, metering secondary mis-arrange and excess load.
8. real-time line loss intelligent monitoring according to claim 5 and analyzing and positioning system, it is characterized in that: described line loss energy loss analysis of distribution: according to meritorious, the reactive power flow distribution situation of circuit, analysis load distribution situation, radius of electricity supply, current density, impact on electric energy loss.
9. real-time line loss intelligent monitoring according to claim 5 and analyzing and positioning system, is characterized in that: whether described analysis reactive power meets the principle of dividing potential drop subregion in-situ balancing, according to the power factor of circuit and reactive power flow distribution situation.
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| CN201410280175.2A CN104104148A (en) | 2014-06-20 | 2014-06-20 | Real-time line loss intelligent monitoring, analyzing and positioning system |
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| CN201410280175.2A CN104104148A (en) | 2014-06-20 | 2014-06-20 | Real-time line loss intelligent monitoring, analyzing and positioning system |
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Cited By (3)
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|---|---|---|---|---|
| CN104360151A (en) * | 2014-11-12 | 2015-02-18 | 国网重庆市电力公司电力科学研究院 | Detection method and system for reactive power loss of power transmission line |
| CN104682565A (en) * | 2015-03-18 | 2015-06-03 | 成都吉普斯能源科技有限公司 | Automatic acquisition and monitoring system for power grid information |
| CN114113800A (en) * | 2021-12-27 | 2022-03-01 | 广西电网有限责任公司 | Historical data-based line loss online analysis method |
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| CN104360151A (en) * | 2014-11-12 | 2015-02-18 | 国网重庆市电力公司电力科学研究院 | Detection method and system for reactive power loss of power transmission line |
| CN104682565A (en) * | 2015-03-18 | 2015-06-03 | 成都吉普斯能源科技有限公司 | Automatic acquisition and monitoring system for power grid information |
| CN114113800A (en) * | 2021-12-27 | 2022-03-01 | 广西电网有限责任公司 | Historical data-based line loss online analysis method |
| CN114113800B (en) * | 2021-12-27 | 2023-10-24 | 广西电网有限责任公司 | Line loss on-line analysis method based on historical data |
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Application publication date: 20141015 |