CN109633328A - A kind of fixed line loss monitoring and analyzing system - Google Patents
A kind of fixed line loss monitoring and analyzing system Download PDFInfo
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- CN109633328A CN109633328A CN201811590691.XA CN201811590691A CN109633328A CN 109633328 A CN109633328 A CN 109633328A CN 201811590691 A CN201811590691 A CN 201811590691A CN 109633328 A CN109633328 A CN 109633328A
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- G—PHYSICS
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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Abstract
The present invention discloses a kind of fixed line loss monitoring and analyzing system, intelligent line loss analyzing host module including distribution transformer side is arranged in, the intelligent metering breaker module being separately positioned on each branched line in platform area, the switch of each branched line in each intelligent metering breaker module difference console area, and each branch's branch of real-time monitoring, the continuous data of each family table and acquisition identify locating platform area in user's counter box, the topological identification signal of branch's level, it is sent to intelligent line loss analyzing host module, intelligent line loss analyzing host module is according to topological identification signal by the summary table data in platform area, the continuous data that each intelligent metering breaker module monitors is compared according to level, obtain the output of line loss analyzing result.The present invention has many advantages, such as simple structure, real-time fining at low cost, can be realized platform area line loss analysis and reliable and stable.
Description
Technical field
The present invention relates to low-voltage network technical field more particularly to a kind of fixed line loss monitoring and analyzing systems.
Background technique
Low-voltage distribution transformer platform district line loss is to stop institute to user's electric energy meter from distribution transformer output in electric energy supply process
The electric energy loss and loss of generation can be reflected confession, the pin equilibrium relation of power distribution network by line loss, and generation platform area line loss mainly has following
Reason:
1, in terms of statistical management: the basic data such as platform area is not perfect, so that line loss assessment lacks authenticity, including CCS system
Be not inconsistent with scene, public shift case do not have typing CCS system, have the problems such as family is arbitrarily migrated without table, meter and generalized information system with
Scene is not inconsistent, and generalized information system data failed timely updates by live alteration in time, causes CCS and generalized information system not to be inconsistent etc. all kinds of
Situation.
2, change family relationship mistake: the private of the left over by history in platform area as usual draws the random phenomenon that connects to lead to power supply environment complexity and increase newly
Public affairs become electronization and transfer not in time, at present when newly-increased distribution transformer, often will appear live practical in electricity consumption, but system
Do not have also typing user information to carry out meter reading, leading to the power-consuming amount of total score meter, the same period, generation platform area line loss per unit be not abnormal.
3, metering device failure and user's stealing: such is also the principal element for influencing low-voltage platform area line loss, the master of stealing
Method is wanted there are two kinds of the accuracy of measuring around more metering device stealing and destruction metering device.
It is directed to the determination of platform area line loss at present, usually by the way of continuous data statistics, i.e., system is acquired by electricity consumption
System realizes the timing meter reading of platform area summary table and each family table, then is compared by each meter reading data and platform area summary table data, and determination is deposited
Line loss.But such mode only can be rough the entire platform area of determination line loss, can not determine the specific location of line loss, and
Since platform area number of users is numerous and the complex circuit of low-voltage platform area, in terms of above-mentioned statistical management, become family relationship mistake and meter
The presence for the problems such as measuring plant failure and user's stealing, will affect the validity of platform area line loss assessment, while once find line loss
Abnormal platform area, malfunction elimination is extremely difficult, cannot position stealing investigation area, and by appearance substantially can not quick discrimination, then
In addition stealing electricity phenomenon is usually more dispersed, the investigation of fault point is more difficult.
Occur repeatedly extremely for line loss and suspect there be artificial serious area of electrical phenomena lack of standardization, needs to carry out for a long time
Line loss monitoring, will realize long-term effective line loss monitoring, a solution be be fixedly mounted in each area it is multiple
In conjunction with manually being checked point by point, implementation complexity and higher cost need largely to install more dedicated line loss monitoring device
Kind ancillary equipment, and be usually both provided on trunk, each branched line a large amount of in distribution network line to guarantee operational safety
The equipment such as switch, feeder pillar, the equipment such as numerous switch are simutaneously arranged with a large amount of auxiliary line loss monitoring device, so that entire system
Complex, numerous especially for branched line, topological structure the is complicated platform area of system structure composition, wiring, needs higher
Cost of implementation.
Summary of the invention
The technical problem to be solved in the present invention is that, for technical problem of the existing technology, the present invention provides one
Kind structure is simple, real-time fining at low cost, can be realized platform area line loss is analyzed and reliable and stable fixed line loss monitoring
Analysis system.
In order to solve the above technical problems, technical solution proposed by the present invention are as follows:
A kind of fixed line loss monitoring and analyzing system, including be arranged in distribution transformer side intelligent line loss analyzing host module,
The intelligent metering breaker module being separately positioned on each branched line in platform area, each intelligent metering breaker module are controlled respectively
The switch of each branched line in the area Zhi Tai, and in each branch's branch of real-time monitoring, user's counter box each family table continuous data
And the topological identification signal for identifying locating platform area, branch's level is obtained, it is sent to the intelligent line loss analyzing host module, institute
It is according to the topological identification signal that the summary table data in platform area, each intelligent metering is breaking to state intelligent line loss analyzing host module
Device module monitors to continuous data be compared according to level, obtain line loss analyzing result output.
As a further improvement of the present invention: the intelligent metering breaker module is integrally disposed to be had for executing switch guarantor
The switch protection unit of shield is known for the metering units of monitoring and metering data, for obtaining the topology of the topological identification signal
Other unit and the data transmission unit transmitted for data, the switch protection unit, the metering units, topology identification are single
Member is connect with the data transmission unit respectively.
As a further improvement of the present invention: the switch protection unit includes protection circuit interconnected and state
Observation circuit, the protection circuit is for executing protection act when detecting fault current, the status monitoring circuit is for real
When monitor it is described protection circuit switch state.
As a further improvement of the present invention: each intelligent metering breaker module is separately positioned on distribution transformer
Outgoing line side for monitoring the continuous data of distribution transformer outlet side, and is arranged in each branched line on branch node, uses
The continuous data of line node where real-time monitoring, and be arranged in user's counter box side, based on real-time monitoring user
The continuous data of scale case.
As a further improvement of the present invention: the intelligence line loss analyzing host module includes data acquisition unit, topology
Acquiring unit and line loss analyzing unit, the data acquisition unit, topological acquiring unit respectively with the line loss analyzing unit
Connection, the summary table data in picking platform area, each intelligent metering breaker module monitor the data acquisition unit respectively
Continuous data, the topology acquiring unit are true according to the topological identification signal that each intelligent metering breaker module obtains
Surely power distribution network topological structure is obtained, the line loss analyzing unit is according to the power distribution network topological structure to the data acquisition unit
The data of acquisition are compared, and obtain the line loss analyzing result output of each level in platform area.
As a further improvement of the present invention: the line loss analyzing unit includes damaging for calculating distribution transformer side line
Platform change layer grade line loss analyzing subelement, the node level line loss analyzing subelement for calculating branch node level line loss and use
In the electricity box level line loss analyzing subelement for calculating electricity box level line loss, described change layer grade line loss analyzing subelement obtains platform area
Summary table data, the monitoring data of the intelligent metering breaker module of distribution transformer outlet side are compared, and obtain distribution
Transformer inlet wire and the line loss of outlet export, and the node level line loss analyzing subelement obtains each separate user's counter box side
Branch node on the intelligent metering breaker module monitoring data, and according to the power distribution network topological structure to acquisition
To monitoring data be compared, obtain the line loss output on each branched line, the electricity box level line loss analyzing subelement obtains
Take each family table in the monitoring data and user's counter box of the intelligent metering breaker module of family counter box side
Data are compared, and obtain the line loss output of user's counter box.
As a further improvement of the present invention: the intelligence line loss analyzing host module further includes and the line loss analyzing list
The failure location unit of member connection, the failure location unit receive the line loss analyzing of line loss analyzing unit output as a result,
Failure is judged whether there is according to the line loss analyzing result and there are fault points when failure when determining.
As a further improvement of the present invention: the intelligence line loss analyzing host module further includes and the line loss analyzing list
The condition monitoring unit of member connection, for obtaining the line loss analyzing result of the line loss analyzing unit output in designated time period
Variation tendency judges the line status of each each branched line in area according to the variation tendency.
As a further improvement of the present invention: the intelligence line loss analyzing host module is connect with platform area summary table, Yi Jitong
Cross integral type sampling assemble and distribution transformer outlet side be connected in parallel with acquire respectively the voltage of distribution transformer outlet side,
Current signal is to carry out electrical energy measurement.
As a further improvement of the present invention: further including the monitoring end being connect with the intelligent line loss analyzing host module
End, the monitor terminal receive the line loss analyzing of the intelligent line loss analyzing host module output as a result, and sending control and referring to
It enables to the intelligent line loss analyzing host module.
Compared with the prior art, the advantages of the present invention are as follows:
1, the present invention occurs repeatedly extremely for line loss and suspects there be artificial serious area's line loss analyzing of electrical phenomena lack of standardization,
By arranging intelligent metering breaker module on each branched line in platform area, conventional low is replaced by intelligent metering breaker module
The switch of each branch of route, while metering and topological identification function, intelligent line loss point are realized by intelligent metering breaker module
Host module is analysed to identify based on low-voltage platform area topology branch's level, it, can in conjunction with the data that each intelligent metering breaker module monitors
Realize that the fining line loss calculation by electrical distribution paths, level, sustainable monitoring line anomalies node take precautions against artificial electricity consumption lack of standardization
Phenomenon.
2, fixed area's line loss analyzing can be achieved in the present invention, since each intelligent metering breaker module can be used as switch
It uses, is provided simultaneously with metering, topological identification function, only needs that intelligent metering breaker module is installed on each branched line
Switch, metering and topological identification function are realized simultaneously, it, can be with without other ancillary equipments such as additional installation switch, measuring equipments
Greatly reduce the structure complexity and cost of implementation of whole system, while guaranteeing the reliable and stable operation of system.
3, the present invention is by being arranged intelligent metering breaker module, in each branch in the outgoing line side of distribution transformer respectively
Intelligent metering breaker module is arranged in branch node in route, and intelligent metering breaker mould is arranged in user's counter box side
Block can replace traditional killer switch and realize switch control functions, while can realize distribution transformer level, each point respectively
The monitoring data of the monitoring of branch line level and user's counter box level, comprehensive each level can be realized according to hierarchical relationship
The line loss analyzing of each level.
4, the present invention is based on stationary structures and the identification of low-voltage platform area topology branch level to realize each level in platform area
Platform area line loss can be finely distributed to each branch node by line loss analyzing, so as to fast and accurately position specific event
Barrier point can monitor stealing electricity phenomenon in time, while navigate to specific stealing generation area.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the fixed line loss monitoring and analyzing system of the present embodiment.
Fig. 2 is the structural schematic diagram of intelligent metering breaker module in the present embodiment.
Fig. 3 is the structural schematic diagram of intelligent line loss analyzing host module in the present embodiment.
Fig. 4 is the schematic illustration that platform area line loss analyzing is realized in concrete application embodiment of the present invention.
Marginal data: 1, intelligent line loss analyzing host module；11, data acquisition unit；12, topological acquiring unit；13, platform
Area's line loss analyzing unit；131, platform change layer grade line loss analyzing subelement；132, node level line loss analyzing subelement；133, electricity box
Level line loss analyzing subelement；14, failure location unit；15, condition monitoring unit；2, intelligent metering breaker module；21, it opens
Close protection location；22, metering units；23, topological recognition unit；24, data transmission unit.
Specific embodiment
Below in conjunction with Figure of description and specific preferred embodiment, the invention will be further described, but not therefore and
It limits the scope of the invention.
As shown in Figure 1, the fixed line loss monitoring and analyzing system of the present embodiment includes the intelligence that distribution transformer side is arranged in
Line loss analyzing host module 1, the intelligent metering breaker module 2 being separately positioned on each branched line in platform area, each intelligent metering
Breaker module 2 distinguishes the switch of each branched line in console area, and in each branch's branch of real-time monitoring, user's counter box
The continuous data of each family table and the topological identification signal for obtaining the locating platform area of identification, branch's level, are sent to intelligent line loss point
Host module 1 is analysed, intelligent line loss analyzing host module 1 is according to topological identification signal by the summary table data in platform area, each intelligent metering
The continuous data that breaker module 2 monitors is compared according to level, is obtained the output of line loss analyzing result, i.e., is identified by topology
Signal determines that the electrical distribution paths of each branched line, level, each level are compared according to total, branch current, by total input data
Difference between the summation of each branch's output data determines the line loss of corresponding level.
The present embodiment occurs repeatedly extremely for line loss and suspecting has artificial serious area's line loss of electrical phenomena lack of standardization
Analysis is replaced by arranging intelligent metering breaker module 2 on each branched line in platform area by intelligent metering breaker module 2
The switch of each branch of conventional low route, while metering and topological identification function, intelligence are realized by intelligent metering breaker module 2
Energy line loss analyzing host module 1 is identified based on low-voltage platform area topology branch's level, is monitored in conjunction with each intelligent metering breaker module 2
Data, it can be achieved that by electrical distribution paths, level fining line loss calculation, be based on the sustainable monitoring line anomalies of stationary structure
Node, the artificial electrical phenomena lack of standardization of prevention, uses, simultaneously simultaneously because each intelligent metering breaker module 2 can be used as switch
Have metering, topological identification function, only needing to install intelligent metering breaker module 2 i.e. on each branched line can be achieved at the same time
Switch, metering and topological identification function can greatly subtract without other ancillary equipments such as additional installation switch, measuring equipments
The structure complexity and cost of implementation of small whole system, while guaranteeing the reliable and stable operation of system.
As shown in Fig. 2, intelligent metering breaker module 2 is integrally disposed in the present embodiment has for executing opening for switch protection
Close protection location 21, the metering units 22 for monitoring and metering data, the topological recognition unit for obtaining topological identification signal
23 and for data transmission data transmission unit 24, switch protection unit 21, metering units 22, topological recognition unit 23 divide
Do not connect with data transmission unit 24, the continuous data that status data, the metering units 22 of switch protection unit 21 monitor with
And the topological identification signal that topological recognition unit 23 is got is transferred to intelligent line loss analyzing host by data transmission unit 24
Module 1.Intelligent metering breaker module 2 is single by integrally disposed switch protection unit 21, metering units 22 and topology identification
Member 23, can be used as the switch of route to control the on-off of route, at the same can be monitored in real time the continuous data at node and
Topological identification signal.
After arranging intelligent metering breaker module 2 at each line node in power distribution network, by intelligent metering breaker mould
On-off of the block 2 as the switch control line of route, while real-time monitoring continuous data and the topological identification signal of acquisition, so that
It can realize that function of measuring, topology automatic identification function, each intelligent metering breaker module 2 are opened in each node location respectively
Off status, continuous data and topology identification data are uniformly sent to intelligent line loss analyzing host module 1 again.
In the present embodiment, switch protection unit 21 includes protection circuit interconnected and status monitoring circuit, protection
Circuit is for executing protection act, switch shape of the status monitoring circuit for real-time monitoring protection circuit when detecting fault current
State is, it can be achieved that error protection and status monitoring, it is ensured that the operational safety of route.
In the present embodiment, each intelligent metering breaker module 2 is separately positioned on the outgoing line side of distribution transformer, for monitoring
The continuous data of distribution transformer outlet side, and be arranged in each branched line on branch node, for where real-time monitoring
The continuous data of line node, and the stoichiometric number in user's counter box side, for real-time monitoring user's counter box is set
According to can realize the monitoring of distribution transformer level, each branched line level and user's counter box level respectively.Specifically answering
With configuration intelligent metering breaker module at the position that in embodiment, can need to be arranged switch, breaker in platform area power distribution network
2, as at the input node for side and each branched line respectively occur of distribution transformer, each output node and each user metering
At the input node of electricity box, by each intelligent metering breaker module 2 realize platform area in each branch node switch control with
And metering, topology automatic identification function, it is based between intelligent line loss analyzing host module 1 and each intelligent metering breaker module 2
Bandwidth carrier carries out data transmission, and intelligent line loss analyzing host module 1 is connect with platform area summary table simultaneously, with picking platform area summary table
The line of each level can be realized according to hierarchical relationship for the monitoring data of data, the comprehensive each level of intelligent line loss analyzing host module 1
Damage analysis.
As shown in figure 3, intelligent line loss analyzing host module 1 includes data acquisition unit 11, topology acquisition in the present embodiment
Unit 12 and platform area line loss analyzing unit 13, data acquisition unit 11, topological acquiring unit 12 respectively with platform area line loss analyzing
Unit 13 connects, and the summary table data in picking platform area, each intelligent metering breaker module 2 monitor data acquisition unit 11 respectively
Continuous data, the topological identification signal determination that topological acquiring unit 12 is obtained according to each intelligent metering breaker module 2 are matched
Topological structure of electric, the data that platform area line loss analyzing unit 13 acquires data acquisition unit 11 according to power distribution network topological structure into
Row compares, and obtains the line loss analyzing result output of each level in platform area.The specific real-time reception of intelligent line loss analyzing host module 1 comes
From after the continuous data that intelligent metering breaker module 2 monitors at each line node, according to the layer between each line node
Grade relationship, by the continuous data of each intelligent metering breaker module 2 according to it is total, divide current relationship to be comprehensively compared, can obtain
To the accurate line loss of each level.
The present embodiment topology acquiring unit 12 is specifically based on (voltage and current) characteristic signal injection technique and realizes that platform area knows
Not, using low frequency zero passage carrier wave communication technology, by handheld terminal while modulation voltage and current signal, host side parallel decoding voltage
And electric current, host side are correctly decoded current information, the area Ze Tai and branch can correctly judge.
In the present embodiment, platform area line loss analyzing unit 13 includes the platform change layer grade line for calculating distribution transformer side line damage
Damage analyzes subelement 131, the node level line loss analyzing subelement 132 by calculating branch node level line loss and based on
The electricity box level line loss analyzing subelement 133 of electricity box level line loss is calculated, it is total that platform change layer grade line loss analyzing subelement 131 obtains platform Qu
Table data, the monitoring data of intelligent metering breaker module 2 of distribution transformer outlet side are compared, and obtain distribution transformer
Inlet wire and the line loss of outlet export, and node level line loss analyzing subelement 132 obtains the branch of each separate user's counter box side
The monitoring data of intelligent metering breaker module 2 on node, and according to power distribution network topological structure to the monitoring data got
It is compared, obtains the line loss output on each branched line, electricity box level line loss analyzing subelement 133 obtains user's counter box
The data of each family table are compared in the monitoring data and user's counter box of the intelligent metering breaker module 2 of side, are obtained
The line loss of user's counter box exports.By platform change layer grade line loss analyzing subelement 131, node level line loss analyzing subelement 132
And electricity box level line loss analyzing subelement 133, it can realize that platform change layer grade, branch node level, user's counter box are each respectively
The accurate line loss analyzing of level.
In the present embodiment, intelligent line loss analyzing host module 1 further includes the failure connecting with platform area line loss analyzing unit 13
Positioning unit 14, the line loss analyzing of 14 receiving platform area line loss analyzing unit 13 of failure location unit output is as a result, according to line loss point
Analysis result judges whether there is failure and there are fault points when failure when determining.By platform area line loss analyzing unit 13
The line loss of each level in platform area can be obtained, platform area line loss can be finely distributed to each branch node, so as to quick, accurate
Positioning specific fault point stealing electricity phenomenon can be monitored in time, while navigating to specific stealing generation area.
In the present embodiment, intelligent line loss analyzing host module 1 further includes the state connecting with platform area line loss analyzing unit 13
Monitoring unit 15 becomes for obtaining the variation of line loss analyzing result of the output of the area designated time period Nei Tai line loss analyzing unit 13
Gesture judges the line status of each each branched line in area according to variation tendency.Instantaneous line loss value is generally difficult to accurately reflect
The line loss of the line loss state in platform area, each branched line is continuing that different variable conditions, this reality may be presented in one section of duration
Example is applied by the variation tendency of each branched line line loss in statistics a period of time, each branch can be determined by the variation tendency of line loss
The line loss state of route, what the lasting line loss state according to route can be more accurate differentiates the generation of route abnormal wire damage, avoids
The possibility of erroneous judgement and the line loss state of predicted anomaly line loss route, if certain route is continuously line loss exception, then by the change of line loss
Change trend can determine the route, and there may be the persistent states etc. that stealing and stealing occur.
In concrete application embodiment, condition monitoring unit 15 specifically obtains the area designated time period Nei Tai line loss analyzing unit
The line loss analyzing result of 13 outputs is counted, and the line loss change curve of each branched line is obtained, and the line loss of each route is changed
Curve is matched with the line loss change curve template library constructed in advance, and corresponding difference is stored in line loss change curve template library
Line loss change curve when failure cause determines to obtain each branched line with the presence or absence of failure and specific event by matching result
Hinder reason.
In the present embodiment, intelligent line loss analyzing host module 1 is especially by integral type sampling assemble and distribution transformer
Outlet side is connected in parallel to acquire the voltage of distribution transformer outlet side, current signal respectively to carry out electrical energy measurement, is based on one
Body formula sampling assemble 3 can be realized the acquisition of voltage, current signal, without being equipped with independent electricity simultaneously simultaneously by a set of component
Press mutual inductor, current transformer etc..
As shown in figure 4, the present invention is respectively at platform area distribution transformer input node and each in concrete application embodiment
At output node, at the input node of each branched line and at each branch's output node, every branch line, each user's electricity box
Intelligent metering breaker module 2 is set at position, each intelligent metering breaker module 2 is marked according to electrical distribution paths, level,
Intelligent line loss analyzing host module 1 receives the continuous data that each intelligent metering breaker module 2 monitors, will be each according to topological structure
Data according to it is total, divide current relationship to carry out step-by-step analysis comparison, realize the accurate line loss analyzing of each level, such as wherein platform area matches
Piezoelectric transformer side line damage can enter by platform-platform goes out the statistics of the area 1- Tai Chu2-Tai 3 and obtains, platform go out be divided between line loss can be by
Tai Chu 2-1 branch enters-... N branch enters statistics and obtains, and the line loss of branch 1 can enter-branch out 1- by branch and branch out 2- branch
3 statistics obtain out, and the line loss of electricity box 1 can be by the family the electricity box 1-1# family table -2# table-..., and the family #N table counts to obtain, platform area line loss
Each branch node can be finely distributed to.
It further include the monitor terminal being connect with intelligent line loss analyzing host module 1 in the present embodiment, monitor terminal receives intelligence
The line loss analyzing that energy line loss analyzing host module 1 exports is as a result, and send control instruction to intelligent line loss analyzing host module
1, user can realize the long-range monitoring of line loss analysis system by monitor terminal, be not necessarily to execute-in-place, monitor terminal can be further
Interactive interface is provided, user can manipulate line loss analysis system by interactive interface, while analysis result being passed through
Interface is shown, easy to operate, and be can be convenient intuitive obtain and analyzed as a result, being applicable under the complex environments such as rural power grids real
Existing unattended distribution net platform region line loss analyzing.Further can also by the data of intelligent line loss analyzing host module 1 and
Each family table data are acquired by collector and are uploaded to concentrator, and user's acquisition system can obtain required platform area by concentrator
User's continuous data and line loss analyzing result.
Above-mentioned only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form.Although of the invention
It has been disclosed in a preferred embodiment above, however, it is not intended to limit the invention.Therefore, all without departing from technical solution of the present invention
Content, technical spirit any simple modifications, equivalents, and modifications made to the above embodiment, should all fall according to the present invention
In the range of technical solution of the present invention protection.
Claims (10)
1. a kind of fixed line loss monitoring and analyzing system, it is characterised in that: the intelligent line loss including distribution transformer side is arranged in
Analysis host module (1), the intelligent metering breaker module (2) being separately positioned on each branched line in platform area, each intelligence
Measure the switch of each branched line in breaker module (2) difference console area, and each branch's branch of real-time monitoring, user's metering
The continuous data of each family table and acquisition identify the topological identification signal in locating platform area, branch's level in electricity box, are sent to described
Intelligent line loss analyzing host module (1), the intelligence line loss analyzing host module (1) is according to the topological identification signal by platform area
Summary table data, the continuous data that monitors of each intelligent metering breaker module (2) be compared according to level, obtain line
Damage analysis result output.
2. fixed line loss monitoring and analyzing system according to claim 1, it is characterised in that: the intelligent metering breaker
The integrally disposed switch protection unit (21) having for executing switch protection of module (2), for the metering list of monitoring and metering data
First (22), the topological recognition unit (23) for obtaining the topological identification signal and the data transmission for data transmission are single
First (24), the switch protection unit (21), the metering units (22), topological recognition unit (23) pass with the data respectively
Defeated unit (24) connection.
3. fixed line loss monitoring and analyzing system according to claim 2, it is characterised in that: the switch protection unit
It (21) include protection circuit and status monitoring circuit interconnected, the protection circuit when detecting fault current for holding
Row protection act, the status monitoring circuit is for protecting the switch state of circuit described in real-time monitoring.
4. fixed line loss monitoring and analyzing system according to claim 1 or 2 or 3, it is characterised in that: each intelligence meter
Amount breaker module (2) is separately positioned on the outgoing line side of distribution transformer, for monitoring the stoichiometric number of distribution transformer outlet side
According to, and be arranged in each branched line on branch node, for the continuous data of line node where real-time monitoring, Yi Jishe
Set the continuous data in user's counter box side, for real-time monitoring user's counter box.
5. fixed line loss monitoring and analyzing system according to claim 1 or 2 or 3, it is characterised in that: the intelligence line loss
Analysis host module (1) includes data acquisition unit (11), topological acquiring unit (12) and platform area line loss analyzing unit (13),
The data acquisition unit (11), topological acquiring unit (12) connect with described area's line loss analyzing unit (13) respectively, described
Data acquisition unit (11) meter that the summary table data in picking platform area, each intelligent metering breaker module (2) monitor respectively
Data are measured, the topology acquiring unit (12) identifies according to the topology that each intelligent metering breaker module (2) obtains
Signal determination obtains power distribution network topological structure, and described area's line loss analyzing unit (13) is according to the power distribution network topological structure to institute
The data for stating data acquisition unit (11) acquisition are compared, and obtain the line loss analyzing result output of each level in platform area.
6. fixed line loss monitoring and analyzing system according to claim 5, it is characterised in that: described area's line loss analyzing list
First (13) include for calculating the platform change layer grade line loss analyzing subelement (131) of distribution transformer side line damage, for calculating branch
The node level line loss analyzing subelement (132) of node level line loss and electricity box level line for calculating electricity box level line loss
Damage analysis subelement (133), described change layer grade line loss analyzing subelement (131) obtain platform area summary table data, distribution transformer
The monitoring data of the intelligent metering breaker module (2) of outgoing line side are compared, and obtain distribution transformer inlet wire and outlet
Line loss output, the node level line loss analyzing subelement (132) obtains the branch node of each separate user's counter box side
On the intelligent metering breaker module (2) monitoring data, and according to the power distribution network topological structure to the prison got
Measured data is compared, and obtains the line loss output on each branched line, and the electricity box level line loss analyzing subelement (133) obtains
Each family table in the monitoring data and user's counter box of the intelligent metering breaker module (2) of user's counter box side
Data are compared, and obtain the line loss output of user's counter box.
7. fixed line loss monitoring and analyzing system according to claim 5, it is characterised in that: the intelligence line loss analyzing master
Machine module (1) further includes the failure location unit (14) connecting with described area's line loss analyzing unit (13), the fault location
Unit (14) receives the line loss analyzing of described area's line loss analyzing unit (13) output as a result, sentencing according to the line loss analyzing result
Break with the presence or absence of failure and there are fault points when failure when determining.
8. fixed line loss monitoring and analyzing system according to claim 5, it is characterised in that: the intelligence line loss analyzing master
Machine module (1) further includes the condition monitoring unit (15) connecting with described area's line loss analyzing unit (13), specified for obtaining
The variation tendency for the line loss analyzing result that described area's line loss analyzing unit (13) exports in period, according to the variation tendency
Judge the line status of each each branched line in area.
9. fixed line loss monitoring and analyzing system described according to claim 6 or 7 or 8, it is characterised in that: the intelligence line loss
Analysis host module (1) is connected in parallel by integral type sampling assemble (3) and the outlet side of distribution transformer to acquire match respectively
The voltage of piezoelectric transformer outlet side, current signal are to carry out electrical energy measurement.
10. fixed line loss monitoring and analyzing system according to claim 1 or 2 or 3, it is characterised in that: further include and institute
The monitor terminal of intelligent line loss analyzing host module (1) connection is stated, the monitor terminal receives the intelligent line loss analyzing host
The line loss analyzing that module (1) exports is as a result, and send control instruction to the intelligent line loss analyzing host module (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811590691.XA CN109633328A (en) | 2018-12-25 | 2018-12-25 | A kind of fixed line loss monitoring and analyzing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811590691.XA CN109633328A (en) | 2018-12-25 | 2018-12-25 | A kind of fixed line loss monitoring and analyzing system |
Publications (1)
| Publication Number | Publication Date |
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| CN110148938A (en) * | 2019-05-28 | 2019-08-20 | 国网吉林省电力有限公司长春供电公司 | A kind of method of holographic perception and layering line loss calculation |
| CN110729724A (en) * | 2019-10-25 | 2020-01-24 | 山东电工电气集团有限公司 | Automatic low-voltage distribution area topology identification method |
| CN110912118A (en) * | 2019-10-22 | 2020-03-24 | 深圳供电局有限公司 | Low-voltage branch line loss analysis method and monitoring system |
| CN110907719A (en) * | 2019-11-05 | 2020-03-24 | 深圳供电局有限公司 | Low-voltage line subsection line loss real-time monitoring device and method |
| CN111103498A (en) * | 2019-11-05 | 2020-05-05 | 深圳供电局有限公司 | Low-voltage transformer area line-changing user relation identification system and method |
| CN111157849A (en) * | 2020-01-09 | 2020-05-15 | 北京国电通网络技术有限公司 | Electricity larceny prevention monitoring system and method for line loss lean of transformer area |
| CN111181246A (en) * | 2020-01-09 | 2020-05-19 | 中电科安科技股份有限公司 | Energy consumption analysis method and system based on intelligent circuit breaker |
| CN111224396A (en) * | 2019-12-25 | 2020-06-02 | 中国南方电网有限责任公司 | Comprehensive analysis system and method for power transmission, transformation and distribution low-integration power grid information |
| CN111342427A (en) * | 2020-02-28 | 2020-06-26 | 上海良信电器股份有限公司 | Topology identification method of circuit breaker and circuit breaker |
| CN111352028A (en) * | 2020-04-14 | 2020-06-30 | 山东德源电力科技股份有限公司 | Molded case circuit breaker and line loss analysis method |
| CN111551802A (en) * | 2020-05-06 | 2020-08-18 | 国网天津市电力公司 | Non-invasive low-voltage line switch identifier |
| CN111917188A (en) * | 2020-08-11 | 2020-11-10 | 南方电网数字电网研究院有限公司 | Power distribution station monitoring device, power distribution station topology identification system and method |
| CN112114172A (en) * | 2020-08-26 | 2020-12-22 | 宁波恒晨电力建设有限公司 | Low-voltage transformer area abnormal line loss testing system and method with automatic topology function |
| CN112152213A (en) * | 2020-11-09 | 2020-12-29 | 江苏智臻能源科技有限公司 | Line loss-based topology identification rate judgment method |
| CN112311088A (en) * | 2019-07-29 | 2021-02-02 | 南寅 | Electric power and home information monitoring system, method, equipment and medium |
| CN112381467A (en) * | 2020-12-15 | 2021-02-19 | 国网河北省电力有限公司石家庄市栾城区供电分公司 | Artificial intelligence line loss analysis system based on big data of distribution station district total collection |
| CN112462133A (en) * | 2020-11-06 | 2021-03-09 | 国网江苏省电力有限公司营销服务中心 | Electricity stealing judgment method for private mutual inductor of high-voltage user |
| CN113064004A (en) * | 2021-03-22 | 2021-07-02 | 天津均律科技有限公司 | Automatic identification system and method for power circuit |
| CN113238109A (en) * | 2021-05-08 | 2021-08-10 | 保定市宇创电气科技有限公司 | LTU (low temperature integrated circuit) transformer area grading, segmenting, branching and phase splitting line loss monitoring system |
| CN113285432A (en) * | 2021-07-26 | 2021-08-20 | 广东电网有限责任公司东莞供电局 | Automatic device and protection method for relay protection of power system |
| CN113608040A (en) * | 2020-07-01 | 2021-11-05 | 国网山东省电力公司费县供电公司 | Line loss detection system based on instantaneous interruption voltage identification |
| CN116520019A (en) * | 2023-06-30 | 2023-08-01 | 中国电力科学研究院有限公司 | Intelligent electric energy metering device and circuit topology identification method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110148938A (en) * | 2019-05-28 | 2019-08-20 | 国网吉林省电力有限公司长春供电公司 | A kind of method of holographic perception and layering line loss calculation |
| CN112311088B (en) * | 2019-07-29 | 2024-03-29 | 南寅 | Electric power and household information monitoring system, method, equipment and medium |
| CN112311088A (en) * | 2019-07-29 | 2021-02-02 | 南寅 | Electric power and home information monitoring system, method, equipment and medium |
| CN110912118A (en) * | 2019-10-22 | 2020-03-24 | 深圳供电局有限公司 | Low-voltage branch line loss analysis method and monitoring system |
| CN110729724A (en) * | 2019-10-25 | 2020-01-24 | 山东电工电气集团有限公司 | Automatic low-voltage distribution area topology identification method |
| CN110907719A (en) * | 2019-11-05 | 2020-03-24 | 深圳供电局有限公司 | Low-voltage line subsection line loss real-time monitoring device and method |
| CN111103498A (en) * | 2019-11-05 | 2020-05-05 | 深圳供电局有限公司 | Low-voltage transformer area line-changing user relation identification system and method |
| CN111224396A (en) * | 2019-12-25 | 2020-06-02 | 中国南方电网有限责任公司 | Comprehensive analysis system and method for power transmission, transformation and distribution low-integration power grid information |
| CN111224396B (en) * | 2019-12-25 | 2023-11-21 | 中国南方电网有限责任公司 | Comprehensive analysis system and method for power transmission, transformation and distribution low integrated power grid information |
| CN111157849A (en) * | 2020-01-09 | 2020-05-15 | 北京国电通网络技术有限公司 | Electricity larceny prevention monitoring system and method for line loss lean of transformer area |
| CN111181246A (en) * | 2020-01-09 | 2020-05-19 | 中电科安科技股份有限公司 | Energy consumption analysis method and system based on intelligent circuit breaker |
| CN111181246B (en) * | 2020-01-09 | 2021-09-10 | 中电科安科技股份有限公司 | Energy consumption analysis method and system based on intelligent circuit breaker |
| CN111342427A (en) * | 2020-02-28 | 2020-06-26 | 上海良信电器股份有限公司 | Topology identification method of circuit breaker and circuit breaker |
| CN111342427B (en) * | 2020-02-28 | 2022-08-02 | 上海良信电器股份有限公司 | Topology identification method of circuit breaker and circuit breaker |
| CN111352028B (en) * | 2020-04-14 | 2024-07-26 | 山东德源电力科技股份有限公司 | Molded case circuit breaker and line loss analysis method |
| CN111352028A (en) * | 2020-04-14 | 2020-06-30 | 山东德源电力科技股份有限公司 | Molded case circuit breaker and line loss analysis method |
| CN111551802A (en) * | 2020-05-06 | 2020-08-18 | 国网天津市电力公司 | Non-invasive low-voltage line switch identifier |
| CN113608040B (en) * | 2020-07-01 | 2024-01-19 | 国网山东省电力公司沂水县供电公司 | Line loss detection system based on instantaneous voltage identification |
| CN113608040A (en) * | 2020-07-01 | 2021-11-05 | 国网山东省电力公司费县供电公司 | Line loss detection system based on instantaneous interruption voltage identification |
| CN111917188A (en) * | 2020-08-11 | 2020-11-10 | 南方电网数字电网研究院有限公司 | Power distribution station monitoring device, power distribution station topology identification system and method |
| CN112114172A (en) * | 2020-08-26 | 2020-12-22 | 宁波恒晨电力建设有限公司 | Low-voltage transformer area abnormal line loss testing system and method with automatic topology function |
| CN112462133A (en) * | 2020-11-06 | 2021-03-09 | 国网江苏省电力有限公司营销服务中心 | Electricity stealing judgment method for private mutual inductor of high-voltage user |
| CN112152213A (en) * | 2020-11-09 | 2020-12-29 | 江苏智臻能源科技有限公司 | Line loss-based topology identification rate judgment method |
| CN112152213B (en) * | 2020-11-09 | 2022-02-18 | 江苏智臻能源科技有限公司 | Line loss-based topology identification rate judgment method |
| CN112381467A (en) * | 2020-12-15 | 2021-02-19 | 国网河北省电力有限公司石家庄市栾城区供电分公司 | Artificial intelligence line loss analysis system based on big data of distribution station district total collection |
| CN113064004A (en) * | 2021-03-22 | 2021-07-02 | 天津均律科技有限公司 | Automatic identification system and method for power circuit |
| CN113238109A (en) * | 2021-05-08 | 2021-08-10 | 保定市宇创电气科技有限公司 | LTU (low temperature integrated circuit) transformer area grading, segmenting, branching and phase splitting line loss monitoring system |
| CN113285432A (en) * | 2021-07-26 | 2021-08-20 | 广东电网有限责任公司东莞供电局 | Automatic device and protection method for relay protection of power system |
| CN116520019A (en) * | 2023-06-30 | 2023-08-01 | 中国电力科学研究院有限公司 | Intelligent electric energy metering device and circuit topology identification method |
| CN116520019B (en) * | 2023-06-30 | 2023-09-12 | 中国电力科学研究院有限公司 | Intelligent electric energy metering device and circuit topology identification method |
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