CN108710079A - A kind of breaker Intelligentized regulating and controlling system of target line actual parameter analysis - Google Patents
A kind of breaker Intelligentized regulating and controlling system of target line actual parameter analysis Download PDFInfo
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- CN108710079A CN108710079A CN201810849315.1A CN201810849315A CN108710079A CN 108710079 A CN108710079 A CN 108710079A CN 201810849315 A CN201810849315 A CN 201810849315A CN 108710079 A CN108710079 A CN 108710079A
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- load current
- variation range
- test point
- current variation
- target line
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- G—PHYSICS
- G01—MEASURING; TESTING
- 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
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
Abstract
The invention discloses a kind of breaker Intelligentized regulating and controlling systems of target line actual parameter analysis：Diameter determining module be used to establish line diameters, test point distance and load current variation range the first correspondence model and store；Length determination modul be used to establish line length, test point distance and load current variation range the second correspondence model and store；Temperature determination module be used to establish circuit mean temperature, test point distance and load current variation range third correspondence model and store；Information determination module is for determining the first load current variation range, the second load current variation range, third load current variation range；Working condition of the intelligent control module for breaker on goal of regulation and control circuit.The invention avoids the influences to load current analysis during the work time of the circuit of different thicknesses, length and different operating temperature, realize the high precision monitor to target line actual loading curent change.
Description
Technical field
The present invention relates to what breaker regulator control system technical field more particularly to a kind of target line actual parameter were analyzed to break
Road device Intelligentized regulating and controlling system.
Background technology
Breaker is the electric current for referring to close, carry and cut-off under normal loop condition and can close, when defined
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition.Breaker is divided into high-voltage circuitbreaker by its use scope
With low-voltage circuit breaker, high-low pressure identification of boundaries is relatively fuzzyyer, and 3kV or more is generally known as High-Voltage Electrical Appliances.Breaker can be used to
Electric energy is distributed, asynchronous motor is infrequently started, the implementations such as power circuit and motor are protected, when their generations are serious
When overload or short circuit and the failures such as under-voltage can automatic shutdown circuit, function is equivalent to Fuse switch and crosses underheat relay
The combination of device etc..And parts need not be generally changed after disjunction fault current.Currently, having had been widely used.
But existing breaker cannot be regulated and controled according to the virtual condition of circuit, it is difficult to ensure the stability and safety that circuit uses
Property.
Invention content
Technical problems based on background technology, the present invention propose a kind of open circuit of target line actual parameter analysis
Device Intelligentized regulating and controlling system.
The breaker Intelligentized regulating and controlling system of target line actual parameter analysis proposed by the present invention, including：
Diameter determining module, for establishing between line diameters, test point distance and load current variation range three
First correspondence model simultaneously stores；
Length determination modul, for establishing between line length, test point distance and load current variation range three
Second correspondence model simultaneously stores；
Temperature determination module, for establish circuit mean temperature, test point distance and load current variation range three it
Between third correspondence model and store；
Parameter collection module acquires in target line respectively for acquiring the diameter of target line, length, mean temperature
The load current at the first test point and the second test point being arranged；
Information determination module, for based on target line diameter and the first test point and the second test point between away from
From searching corresponding first load current variation range, the length based on target line and in the first correspondence model
The distance between one test point and the second test point search corresponding second load current variation in the second correspondence model
Range, the mean temperature based on target line and the distance between the first test point and the second test point are in third correspondence
Corresponding third load current variation range is searched in model；
Intelligent control module, for the load electricity at the first test point and the second test point to being arranged in target line
Stream, the first load current variation range, the second load current variation range, third load current variation range are analyzed, and
According to the working condition of breaker on analysis result goal of regulation and control circuit.
Preferably, the intelligent control module is specifically used for：
The load current at the first test point in target line is obtained, I is denoted as1, load current at the second test point, note
For I2, the first load current variation range, the second load current variation range, third load current variation range；
Calculate the load current I at the first test point1With the load current I at the second test point2Load current changing value
I0；
By load current changing value I0It is compared with the first load current variation range：
As load current changing value I0When within the first load current variation range, breaker on goal of regulation and control circuit
It is failure to actuate；
As load current changing value I0When except the first load current variation range, further load current is changed
Value I0It is compared with the second load current variation range：
If load current changing value I0Breaker is not within the second load current variation range, on goal of regulation and control circuit
Action；
If load current changing value I0Except the second load current variation range, further by load current changing value
I0It is compared with third load current variation range：
As load current changing value I0When within third load current variation range, breaker on goal of regulation and control circuit
It is failure to actuate；
As load current changing value I0When except third load current variation range, breaker on goal of regulation and control circuit
Target line is cut off in action；
Wherein, I0=|I1-I2|。
Preferably, in the diameter determining module, in the first correspondence model, a kind of line diameters, Yi Zhongjian
Measuring point distance is corresponded with a load current variation range.
Preferably, in the diameter determining module, in the first correspondence model, at least two line diameters, one
Kind test point distance is corresponded with a load current variation range.
Preferably, in the length determination modul, in the second correspondence model, a kind of line length, Yi Zhongjian
Measuring point distance is corresponded with a load current variation range.
Preferably, in the length determination modul, in the second correspondence model, at least two line lengths, one
Kind test point distance is corresponded with a load current variation range.
Preferably, in the temperature determination module, in the third correspondence model, a kind of mean temperature, Yi Zhongjian
Measuring point distance is corresponded with a kind of load current variation range.
Preferably, in the parameter collection module, the mean temperature of target line is acquired using multiple temperature sensors；
The installation site of the multiple temperature sensor is all different.
Preferably, in the parameter collection module, using in multiple load current harvesters acquisition target line first
Load current at test point.
Preferably, in the parameter collection module, using in multiple load current harvesters acquisition target line second
Load current at test point.
The breaker Intelligentized regulating and controlling system of target line actual parameter proposed by the present invention analysis, by the diameter of circuit,
Evaluation basis of the mean temperature as load current variation range when the length and line work of circuit, avoids different thicknesses
Circuit heat production situation difference impacts load current analytic process during the work time, while avoiding line length different
The validity that load current analytic process is influenced on the interference of temperature damping and variation also avoids line work average in the process
Temperature difference is influenced caused by load current analytic process, to realize to the high-precision of target line actual loading curent change
Degree monitoring.Further, the present invention sets up there are two position is monitored, passes through in the load current variation for analyzing target line
Analysis above-mentioned two monitors the changing value of load current at position to judge the safety of target line overall operation, in fact
Now to the Intelligentized regulating and controlling of target line operating status.The present invention is accounted for from the oneself state of target line and is provided with more
A parameter reference model, the influence with the oneself state of analysis circuit to circuit overall load curent change, then by analyzing mesh
The current-carrying situation of change of actual negative of graticule road judges come the safety run to target line, and is tied according to judgement
The working condition of fruit direct regulation and control breaker, with direct and quickly regulate and control to the working condition of target line, security system
The security and stability of road work.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the breaker Intelligentized regulating and controlling system of target line actual parameter analysis.
Specific implementation mode
As shown in FIG. 1, FIG. 1 is a kind of breaker Intelligentized regulating and controllings of target line actual parameter analysis proposed by the present invention
System.
Referring to Fig.1, the breaker Intelligentized regulating and controlling system of target line actual parameter analysis proposed by the present invention, including：
Diameter determining module, for establishing between line diameters, test point distance and load current variation range three
First correspondence model simultaneously stores；
In present embodiment, in the diameter determining module, in the first correspondence model, a kind of line diameters,
A kind of test point distance is corresponded with a load current variation range；To establish line diameters, test point distance and load
Accurately and efficiently correspondence, the load current variation to analyze target line provide reliable between curent change range three
Comparison basis.
Length determination modul, for establishing between line length, test point distance and load current variation range three
Second correspondence model simultaneously stores；
In present embodiment, in the length determination modul, in the second correspondence model, a kind of line length,
A kind of test point distance is corresponded with a load current variation range；To establish line length, test point distance and load
Accurately and efficiently correspondence, the load current variation to analyze target line provide accurately between curent change range three
Reference frame.
Temperature determination module, for establish circuit mean temperature, test point distance and load current variation range three it
Between third correspondence model and store；
In present embodiment, in the temperature determination module, in the third correspondence model, a kind of mean temperature,
A kind of test point distance is corresponded with a kind of load current variation range；With establish the mean temperature under line work state,
Accurately and efficiently correspondence, the load for analysis target line are electric between test point distance and load current variation range three
Rheologyization provides reliable comparison basis.
Parameter collection module acquires in target line respectively for acquiring the diameter of target line, length, mean temperature
The load current at the first test point and the second test point being arranged；
In present embodiment, the mean temperature of target line is acquired using multiple temperature sensors；The multiple temperature passes
The installation site of sensor is all different；On the one hand temperature acquisition process is improved using number by increase temperature sensor
It is comprehensive, on the other hand the precision of temperature acquisition result is improved by increasing temperature acquisition position.
Using the load current at the first test point in multiple load current harvesters acquisition target line；Using multiple
Load current harvester acquires the load current at the second test point in target line；By increasing load current harvester
Number improve comprehensive and load current collection result the validity of load current gatherer process.
Information determination module, for based on target line diameter and the first test point and the second test point between away from
From searching corresponding first load current variation range, the length based on target line and in the first correspondence model
The distance between one test point and the second test point search corresponding second load current variation in the second correspondence model
Range, the mean temperature based on target line and the distance between the first test point and the second test point are in third correspondence
Corresponding third load current variation range is searched in model；
Intelligent control module, for the load electricity at the first test point and the second test point to being arranged in target line
Stream, the first load current variation range, the second load current variation range, third load current variation range are analyzed, and
According to the working condition of breaker on analysis result goal of regulation and control circuit.
In present embodiment, the intelligent control module is specifically used for：
The load current at the first test point in target line is obtained, I is denoted as1, load current at the second test point, note
For I2, the first load current variation range, the second load current variation range, third load current variation range；
Calculate the load current I at the first test point1With the load current I at the second test point2Load current changing value
I0；Wherein, I0=|I1-I2|；
By load current changing value I0It is compared with the first load current variation range：
As load current changing value I0When within the first load current variation range, show the first test point and second
Load current variation at test point is within normal domain of walker, and breaker is failure to actuate on goal of regulation and control circuit at this time；
As load current changing value I0When except the first load current variation range, show the first test point and second
Load current variation at test point analyzes the concrete condition of the abnormality for refinement in the presence of exception, will further load electric
Flow changing value I0It is compared with the second load current variation range：
If load current changing value I0Within the second load current variation range, show the first test point and the second inspection
Load current variation at measuring point is within normal domain of walker, then breaker is failure to actuate on goal of regulation and control circuit；
If load current changing value I0Except the second load current variation range, show the first test point and the second inspection
There is exception in the load current variation at measuring point, the concrete condition of the abnormality is analyzed for refinement again, will further load
Current variation value I0It is compared with third load current variation range：
As load current changing value I0When within third load current variation range, show the first test point and second
Load current variation at test point is within normal domain of walker, then breaker is failure to actuate on goal of regulation and control circuit；
As load current changing value I0When except third load current variation range, show the first test point and second
Load current variation abnormality at test point, there may be security risks at this time, then breaker actuation on goal of regulation and control circuit, cuts
Disconnected target line avoids that safety accident occurs.
In a further embodiment, in the diameter determining module, in the first correspondence model, at least two
Line diameters, a kind of test point distance and a load current variation range correspond；It is arranged in one group of correspondence more
The layout of roads of close diameter can be similar, can avoid storing excessive data in the first correspondence model by a diameter.
In a further embodiment, in the length determination modul, in the second correspondence model, at least two
Line length, a kind of test point distance and a load current variation range correspond；It is arranged in one group of correspondence more
The smaller layout of roads of difference in length can be similar, data in the first correspondence model can be avoided complicated by a length.
The breaker Intelligentized regulating and controlling system for the target line actual parameter analysis that present embodiment proposes, by the straight of circuit
Evaluation basis of the mean temperature as load current variation range when diameter, the length of circuit and line work, avoids difference
Heat production situation difference impacts load current analytic process to the circuit of thickness during the work time, while avoiding line length
Difference influences the interference of temperature damping and variation the validity of load current analytic process, during also avoiding line work
Mean temperature difference is influenced caused by load current analytic process, to realize to target line actual loading curent change
High precision monitor.Further, present embodiment analyze target line load current variation when, set up there are two monitor position
It sets, the changing value of load current at position is monitored come to the safety of target line overall operation progress by analyzing above-mentioned two
Judge, realizes the Intelligentized regulating and controlling to target line operating status.Present embodiment is examined from the oneself state of target line
Consider and be provided with multiple parameters reference model, the influence with the oneself state of analysis circuit to circuit overall load curent change,
Judged again come the safety run to target line by analyzing the current-carrying situation of change of actual negative in target line,
And according to the working condition of judging result direct regulation and control breaker, with direct and quickly carried out to the working condition of target line
Regulation and control, ensure the security and stability of line work.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of breaker Intelligentized regulating and controlling system of target line actual parameter analysis, which is characterized in that including：
Diameter determining module, for establishing first between line diameters, test point distance and load current variation range three
Correspondence model simultaneously stores；
Length determination modul, for establishing second between line length, test point distance and load current variation range three
Correspondence model simultaneously stores；
Temperature determination module, for establishing between circuit mean temperature, test point distance and load current variation range three
Third correspondence model simultaneously stores；
Parameter collection module acquires be arranged in target line respectively for acquiring the diameter of target line, length, mean temperature
The first test point and the second test point at load current；
Information determination module is used for diameter and the distance between the first test point and the second test point based on target line and exists
Corresponding first load current variation range, the length based on target line and the first inspection are searched in first correspondence model
The distance between measuring point and the second test point searched in the second correspondence model corresponding second load current variation range,
Mean temperature and the distance between the first test point and the second test point based on target line are in third correspondence model
It is middle to search corresponding third load current variation range；
Intelligent control module, at the first test point and the second test point to being arranged in target line load current,
One load current variation range, the second load current variation range, third load current variation range are analyzed, and according to point
Analyse the working condition of breaker on result goal of regulation and control circuit.
2. the breaker Intelligentized regulating and controlling system of target line actual parameter analysis according to claim 1, feature exist
In the intelligent control module is specifically used for：
The load current at the first test point in target line is obtained, I is denoted as1, load current at the second test point, be denoted as I2、
First load current variation range, the second load current variation range, third load current variation range；
Calculate the load current I at the first test point1With the load current I at the second test point2Load current changing value I0；
By load current changing value I0It is compared with the first load current variation range：
As load current changing value I0When within the first load current variation range, breaker is motionless on goal of regulation and control circuit
Make；
As load current changing value I0When except the first load current variation range, further by load current changing value I0
It is compared with the second load current variation range：
If load current changing value I0Within the second load current variation range, breaker is failure to actuate on goal of regulation and control circuit；
If load current changing value I0Except the second load current variation range, further by load current changing value I0With
Third load current variation range is compared：
As load current changing value I0When within third load current variation range, breaker is motionless on goal of regulation and control circuit
Make；
As load current changing value I0When except third load current variation range, breaker actuation on goal of regulation and control circuit,
Cut off target line；
Wherein, I0=|I1-I2|。
3. the breaker Intelligentized regulating and controlling system of target line actual parameter analysis according to claim 1, feature exist
In, in the diameter determining module, in the first correspondence model, a kind of line diameters, a kind of test point distance and one
A load current variation range corresponds.
4. the breaker Intelligentized regulating and controlling system of target line actual parameter analysis according to claim 1, feature exist
In, in the diameter determining module, in the first correspondence model, at least two line diameters, a kind of test point distance
It is corresponded with a load current variation range.
5. the breaker Intelligentized regulating and controlling system of target line actual parameter analysis according to claim 1, feature exist
In, in the length determination modul, in the second correspondence model, a kind of line length, a kind of test point distance and one
A load current variation range corresponds.
6. the breaker Intelligentized regulating and controlling system of target line actual parameter analysis according to claim 1, feature exist
In, in the length determination modul, in the second correspondence model, at least two line lengths, a kind of test point distance
It is corresponded with a load current variation range.
7. the breaker Intelligentized regulating and controlling system of target line actual parameter analysis according to claim 1, feature exist
In, in the temperature determination module, in the third correspondence model, a kind of mean temperature, a kind of test point distance and one
Kind load current variation range corresponds.
8. the breaker Intelligentized regulating and controlling system of target line actual parameter analysis according to claim 1, feature exist
In in the parameter collection module, using the mean temperature of multiple temperature sensors acquisition target line；
The installation site of the multiple temperature sensor is all different.
9. the breaker Intelligentized regulating and controlling system of target line actual parameter analysis according to claim 1, feature exist
In in the parameter collection module, using negative at the first test point in multiple load current harvesters acquisition target line
Carry electric current.
10. the breaker Intelligentized regulating and controlling system of target line actual parameter analysis according to claim 1, feature exist
In in the parameter collection module, using negative at the second test point in multiple load current harvesters acquisition target line
Carry electric current.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810849315.1A CN108710079B (en) | 2018-07-28 | 2018-07-28 | A kind of breaker Intelligentized regulating and controlling system of target line actual parameter analysis |
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| CN201810849315.1A CN108710079B (en) | 2018-07-28 | 2018-07-28 | A kind of breaker Intelligentized regulating and controlling system of target line actual parameter analysis |
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| CN111562493A (en) * | 2020-05-28 | 2020-08-21 | 西门子电力自动化有限公司 | Method and device for determining arc quenching time of circuit breaker |
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Effective date of registration: 20221207 Address after: Room 2001, Building B, No. 547, Tianmu West Road, Jing'an District, Shanghai, 200000 Patentee after: Yuxiao safety technology (Shanghai) Co.,Ltd. Address before: 230000 Chengxin Electric Technology Co., Ltd., New Town Development Zone, Feidong County, Hefei City, Anhui Province Patentee before: ANHUI SINCERITY ELECTRICAL TECHNOLOGY Co.,Ltd. |
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