CN116754936A - Contactless switch operation monitoring analysis system - Google Patents

Contactless switch operation monitoring analysis system Download PDF

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Publication number
CN116754936A
CN116754936A CN202310775553.3A CN202310775553A CN116754936A CN 116754936 A CN116754936 A CN 116754936A CN 202310775553 A CN202310775553 A CN 202310775553A CN 116754936 A CN116754936 A CN 116754936A
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target line
line
switching
set period
current
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CN116754936B (en
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马运闯
刘庆祝
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Shandong Zhuohai Energy Technology Co ltd
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Shandong Zhuohai Energy Technology Co ltd
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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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)

Abstract

The invention relates to the technical field of switch operation monitoring, and particularly discloses a contactless switch operation monitoring analysis system, which comprises: the system comprises a target line detection module, a target line analysis module, a target line switching judgment module, a target line switching parameter acquisition module, a target line switching performance evaluation module, a standby line detection module, a standby line operation quality evaluation module, a target line switching quality comprehensive analysis module, a display terminal and a cloud database.

Description

Contactless switch operation monitoring analysis system
Technical Field
The invention relates to the technical field of switch operation monitoring, in particular to a contactless switch operation monitoring analysis system.
Background
The switch is an electrical device or component for controlling the on-off of a current. The circuit can be used for opening or closing the circuit, connecting or isolating the current flowing path, performing switching operation under the condition of no physical contact, and realizing automatic switching between two circuits without human intervention, thereby realizing automatic conversion and backup guarantee between the circuits. The method has the main effects that under certain conditions, a target line is automatically switched into a standby line, stable power supply of an electric power facility is ensured, and in the switching process of the target line, if the switching is inaccurate, unnecessary switching is easy to occur, so that the power consumption of a line connection terminal is unstable, and on the other hand, the resource waste between the line switching is increased to a certain extent, so that the switching analysis of the target line is extremely necessary.
The switching analysis of the target line in the prior art can meet the current requirements to a certain extent, but has certain defects, which are specifically embodied in the following layers: (1) In the prior art, most of the current and voltage of the target line are detected, if the current is not in accordance with the requirement or the voltage is not in accordance with the requirement, the target line is switched, the analysis strength of the transmission quality and the temperature abnormality of the target line is not high, the transmission quality of the target line influences the normal operation of the target line connection load, the prior art ignores the layer, the working efficiency of the target line connection load is not high, the reliability and the sensitivity of the target line switching are further reduced, the operation safety of the target line is reflected to a certain extent when the temperature abnormality of the target line occurs, the prior art ignores the layer, the safe operation of the target line is influenced, and the operation safety of the target line is reduced.
(2) In the prior art, most attention is focused on whether a target line needs to be switched or not, the attention to the performance of the switching process of the target line is not high, and further the accuracy of the comprehensive operation quality analysis of the target line is difficult to ensure, so that data of the quality level of the target line cannot be provided for staff, the subsequent maintenance and management of the target line by the staff are not facilitated, and the reference and value of the switching of the target line are reduced.
Disclosure of Invention
In order to overcome the defects in the background technology, the embodiment of the invention provides a contactless switch operation monitoring and analyzing system, which can effectively solve the problems related to the background technology.
The aim of the invention can be achieved by the following technical scheme: a contactless switch operation monitoring analysis system, comprising: and the target line detection module is used for detecting the target line so as to obtain the operation parameters corresponding to the target line in the set period.
And the target line analysis module is used for analyzing the transmission quality coefficient and the temperature anomaly coefficient corresponding to the target line in the set period according to the operation parameters corresponding to the target line in the set period.
And the target line switching judging module is used for judging whether the target line needs to be switched to the standby line according to the operation parameters corresponding to the target line in the set period and the transmission quality coefficient and the temperature anomaly coefficient corresponding to the target line in the set period, and if so, switching the target line to the standby line.
And the target line switching parameter acquisition module is used for acquiring a switching state corresponding to the target line, wherein the switching state comprises non-switching and switched states.
And the target line switching performance evaluation module is used for analyzing the switching performance evaluation index corresponding to the target line according to the switching state corresponding to the target line.
The standby line detection module is used for detecting the standby line so as to obtain detection parameters corresponding to the standby line in a set period, wherein the detection parameters comprise current, voltage and temperature corresponding to each set detection point to which each set time point belongs.
The standby line operation quality evaluation module is used for evaluating the operation quality evaluation index corresponding to the standby line according to the operation parameters corresponding to the standby line in the set period, judging whether the target line needs to be switched or not according to the judgment method of the standby line, judging whether the standby line needs to be switched or not, and switching the standby line into the target line if the standby line needs to be switched.
And the comprehensive analysis module is used for analyzing the comprehensive switching quality corresponding to the target line.
And the display terminal is used for displaying the comprehensive switching quality corresponding to the target line.
And the cloud database is used for storing the line safety voltage interval, the line safety temperature interval, the switching voltage interval and the switching current interval.
Further, the operation parameters comprise currents, voltages and temperatures corresponding to the layout test points to which the detection time points belong.
Further, the transmission quality coefficient corresponding to the target line in the set period is specifically analyzed by the following method: extracting the current I corresponding to each layout test point of each detection time point from the operation parameters corresponding to the target line in the set period im Sum voltage U im Where i is the number of each test point in time, i=1, 2,..n, m is the number of each layout test point, m=1, 2,..l.
Analyzing current evaluation indexes corresponding to each detection time point of the target circuit
Wherein I is i(m+1) For the current of the target line corresponding to the (m+1) th layout test point at the (I) th detection time point of the set period, I 'is a predefined safe current, I' is a predefined allowable current error corresponding to the adjacent layout test point, l is the number of layout test points, and gamma 1 、γ 2 The current deviation of the adjacent layout test points is corresponding to the influence weight factors of the predefined current safety and the current deviation of the adjacent layout test points.
And analyzing a current transmission quality coefficient alpha 1 corresponding to the target line in a set period according to the current evaluation index corresponding to the target line in each detection time point.
According to the voltage U corresponding to each layout test point corresponding to each detection time point of the target line im And analyzing the voltage transmission quality coefficient alpha 2 corresponding to the target line in the set period.
Transmission quality coefficient μ=ln (1+λ) of the comprehensive analysis target line corresponding to the set period 1 *α1+λ 2 * α2), where λ 1 、λ 2 The duty factors corresponding to the predefined current transmission quality and the predefined voltage transmission quality are respectively adopted.
Further, the specific analysis method of the current transmission quality coefficient alpha 1 corresponding to the target line in the set period is as follows: and counting the quantity SL of the current coincidence time points of the target line according to the current evaluation indexes corresponding to the target line at each detection time point.
Screening a maximum current evaluation index epsilon 1 corresponding to the target line according to the current evaluation index corresponding to the target line at each detection time point max And a minimum current evaluation index ε 1 min 。
Comprehensively analyzing current transmission quality coefficient corresponding to target line in set periodWhere n is the number of detection time points, SL 'is the number of detection time points to which the target line belongs, ε 1' is the error between the predefined allowable maximum current assessment index and the minimum current assessment index.
Further, the voltage transmission quality coefficient alpha 2 corresponding to the target line in the set period is specifically analyzed by the following method: comparing the voltage corresponding to each layout test point corresponding to each detection time point of the target line with the line safety voltage interval stored in the cloud database, and if the voltage corresponding to a certain layout test point is between the line safety voltage intervals, marking the layout test point as a safety test point, thereby obtaining each safety test point corresponding to each detection time point of the target line.
According to the voltage U corresponding to each layout test point corresponding to each detection time point of the target line im Extracting the voltage U corresponding to each safety test point at each detection time point of the target line ip Where p is denoted as the number of each safety test point, p=1, 2.
Counting the quantity SI of corresponding safety test points of each detection time point of the target line i Counting the quantity SI 'of corresponding layout test points of each detection time point of the target line' i Analyzing the voltage transmission quality coefficient corresponding to the target line in the set periodWherein U is i(p+1) And (3) the voltage corresponding to the p+1st safety test point at the ith detection time point of the target line is represented as a predefined allowable voltage error corresponding to the adjacent layout test point.
Further, the temperature anomaly coefficient corresponding to the target line in the set period is specifically analyzed by the following steps: extracting the temperature T corresponding to each layout test point corresponding to each detection time point from the operation parameters corresponding to the target line in the set period im 。
And counting each temperature safety time point corresponding to each layout test point of the target line according to the temperature corresponding to each layout test point of the target line at each detection time point and the line safety temperature interval stored in the cloud database.
The highest temperature of each layout test point corresponding to the target line is screened according to the temperature of each layout test point corresponding to each detection time point to which the target line belongsAnd minimum temperature->
Counting the number YI of corresponding temperature safety time points of each layout test point to which the target line belongs m Counting the number YI' of detection time points corresponding to the target circuit, and comprehensively analyzing the temperature anomaly coefficient corresponding to the target circuit in a set periodWhere T' is the allowable error between the predefined maximum and minimum temperatures.
Further, the specific method for judging whether the target line needs to switch the standby line is as follows: a1: comparing the voltage of the target line corresponding to each layout test point at each detection time point of the set period with the switching voltage interval stored in the cloud database, and judging that the target line needs to switch the standby line if the voltage of the target line corresponding to a certain layout test point at a certain detection time point of the set period is between the switching voltage intervals.
A2: and comparing the current of the target line corresponding to each layout test point at each detection time point of the set period with the switching current interval stored in the cloud database, and judging that the target line needs to switch the standby line if the current of the target line corresponding to a certain layout test point at a certain detection time point of the set period is between the switching current intervals.
A3: and comparing the transmission quality coefficient corresponding to the target line in the set period with a predefined transmission quality coefficient threshold, and judging that the target line needs to switch the standby line if the transmission quality coefficient corresponding to the target line in the set period is smaller than the transmission quality coefficient threshold.
A4: comparing the temperature anomaly coefficient corresponding to the target circuit in the set period with a predefined temperature anomaly coefficient threshold value, and judging that the target circuit needs to switch the standby circuit if the temperature anomaly coefficient corresponding to the target circuit in the set period is greater than or equal to the temperature anomaly coefficient threshold value.
Further, the specific analysis method of the switching performance evaluation index corresponding to the target line comprises the following steps: and acquiring a switching state corresponding to the target line.
If the switching state corresponding to the target line is not switched, marking the switching evaluation index corresponding to the target line as 0, otherwise, performing the following analysis:
and acquiring a switching buffer duration SC corresponding to the target line and a switching response duration XC corresponding to the standby line.
Comprehensively analyzing switching performance evaluation index corresponding to target lineThe SC 'and the XC' are respectively a predefined allowable switching buffer duration and an allowable switching response duration.
Further, the operation quality evaluation index corresponding to the standby line comprises the following specific evaluation methods: and extracting the current, the voltage and the temperature corresponding to each set detection point to which each set time point belongs from the detection parameters corresponding to the set period of the standby line.
The analysis method is consistent with the analysis method corresponding to the target line in the set period, and the transmission quality coefficient corresponding to the target line in the set period is analyzed
And the analysis method of the temperature anomaly coefficient corresponding to the target line in the set period is consistent, and the temperature anomaly coefficient phi corresponding to the standby line in the set period is analyzed.
Evaluating an operational quality evaluation index corresponding to a backup line
Further, the specific calculation formula of the comprehensive switching quality corresponding to the target line is as follows: ψ=ln (1+στ1+ζτ2), where τ 1 、τ 2 Respectively expressed as a switching performance evaluation index and a weight coefficient corresponding to an operation quality evaluation index corresponding to the standby line.
Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects: (1) The invention detects the current, voltage and temperature of the target line in the target line detection module, which lays a foundation for the analysis of the subsequent target line on one hand and provides data support for the switching judgment of the subsequent target line on the other hand.
(2) According to the invention, the transmission quality and the temperature abnormality of the target line are analyzed in the target line analysis module, so that the defect of low analysis strength of the transmission quality and the temperature abnormality of the target line in the prior art is overcome, on one hand, the working efficiency of the connection load of the target line is ensured, and thus, the reliability and the sensitivity of the switching of the target line are improved, and on the other hand, the safe operation of the target line is effectively ensured, and thus, the operation safety of the target line is improved.
(3) According to the invention, whether the target line needs to be switched to the standby line is judged in the target line switching judging module, and the judgment dimension is diversified, so that the accuracy of switching the standby line of the target line is improved.
(4) According to the invention, the performance of the target line switching process is analyzed in the target line switching performance evaluation module, so that the defect of low attention to the performance of the target line switching process in the prior art is overcome, the accuracy of the comprehensive operation quality analysis of the subsequent target line is ensured, data of the quality level of the target line is provided for staff, the subsequent maintenance and management of the target line by the staff are facilitated, and the reference and value of the target line switching are improved.
Drawings
The invention will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the invention, and other drawings can be obtained by one of ordinary skill in the art without inventive effort from the following drawings.
Fig. 1 is a schematic diagram of the module connection of the present invention.
FIG. 2 is a flow chart of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 and 2, the present invention provides a contactless switch operation monitoring and analyzing system, comprising: the system comprises a target line detection module, a target line analysis module, a target line switching judgment module, a target line switching parameter acquisition module, a target line switching performance evaluation module, a standby line detection module, a standby line operation quality evaluation module, a target line switching quality comprehensive analysis module, a display terminal and a cloud database.
The target line detection module is connected with the target line analysis module, the target line analysis module is connected with the target line switching judgment module, the target line switching judgment module is respectively connected with the target line switching parameter acquisition module and the standby line detection module, the target line switching parameter acquisition module is connected with the target line switching performance evaluation module, the standby line detection module is connected with the standby line operation quality evaluation module, the target line switching performance evaluation module and the standby line operation quality evaluation module are both connected with the target line switching quality comprehensive analysis module, the target line switching quality comprehensive analysis module is connected with the display terminal, and the cloud database is respectively connected with the target line analysis module and the target line switching judgment module.
The target line detection module is used for detecting the target line and further obtaining the operation parameters corresponding to the target line in the set period.
In a specific embodiment of the present invention, the operation parameters include current, voltage and temperature corresponding to each layout test point to which each detection time point belongs.
The invention detects the current, voltage and temperature of the target line in the target line detection module, which lays a foundation for the analysis of the subsequent target line on one hand and provides data support for the switching judgment of the subsequent target line on the other hand.
The current and voltage of the target line are detected by using a current and voltage on-line detector, and the temperature of the target line is detected by using a temperature sensor, so that the operation parameters corresponding to the target line in the set period are obtained.
The target line analysis module is used for analyzing the transmission quality coefficient and the temperature anomaly coefficient corresponding to the target line in the set period according to the operation parameters corresponding to the target line in the set period.
In a specific embodiment of the present invention, the transmission quality coefficient corresponding to the target line in the set period is specifically analyzed by: extracting the current I corresponding to each layout test point of each detection time point from the operation parameters corresponding to the target line in the set period im Sum voltage U im Where i is the number of each test point in time, i=1, 2,..n, m is the number of each layout test point, m=1, 2,..l.
Analyzing current evaluation indexes corresponding to each detection time point of the target circuit
Wherein I is i(m+1) For the current of the target line corresponding to the (m+1) th layout test point at the (I) th detection time point of the set period, I 'is a predefined safe current, I' is a predefined allowable current error corresponding to the adjacent layout test point, l is the number of layout test points, and gamma 1 、γ 2 The current deviation of the adjacent layout test points is corresponding to the influence weight factors of the predefined current safety and the current deviation of the adjacent layout test points.
And analyzing a current transmission quality coefficient alpha 1 corresponding to the target line in a set period according to the current evaluation index corresponding to the target line in each detection time point.
According to the voltage U corresponding to each layout test point corresponding to each detection time point of the target line im And analyzing the voltage transmission quality coefficient alpha 2 corresponding to the target line in the set period.
Transmission quality coefficient μ=ln (1+λ) of the comprehensive analysis target line corresponding to the set period 1 *α1+λ 2 * α2), where λ 1 、λ 2 The duty factors corresponding to the predefined current transmission quality and the predefined voltage transmission quality are respectively adopted.
In a specific embodiment of the present invention, the specific analysis method of the current transmission quality coefficient α1 corresponding to the target line in the set period is: and counting the quantity SL of the current coincidence time points of the target line according to the current evaluation indexes corresponding to the target line at each detection time point.
It should be noted that, the method for counting the number of the points in time when the current of the target line meets the requirement specifically includes: comparing the current evaluation index corresponding to the target line at each detection time point with a predefined current evaluation index threshold, and if the current evaluation index corresponding to the target line at a certain detection time point is greater than or equal to the current evaluation index threshold, marking the detection time point as a current coincidence time point, and further counting the number of the current coincidence time points to which the target line belongs.
Screening a maximum current evaluation index epsilon 1 corresponding to the target line according to the current evaluation index corresponding to the target line at each detection time point max And a minimum current evaluation index ε 1 min 。
Comprehensively analyzing current transmission quality coefficient corresponding to target line in set periodWhere n is the number of detection time points, SL 'is the number of detection time points to which the target line belongs, ε 1' is the error between the predefined allowable maximum current assessment index and the minimum current assessment index.
In a specific embodiment of the present invention, the voltage transmission quality coefficient α2 corresponding to the target line in the set period is specifically analyzed by: comparing the voltage corresponding to each layout test point corresponding to each detection time point of the target line with the line safety voltage interval stored in the cloud database, and if the voltage corresponding to a certain layout test point is between the line safety voltage intervals, marking the layout test point as a safety test point, thereby obtaining each safety test point corresponding to each detection time point of the target line.
According to the voltage U corresponding to each layout test point corresponding to each detection time point of the target line im Extracting the voltage U corresponding to each safety test point at each detection time point of the target line ip Where p is denoted as the number of each safety test point, p=1, 2.
Counting the quantity SI of corresponding safety test points of each detection time point of the target line i Counting the number SI of the corresponding layout test points of each detection time point of the target line i ' analyzing the voltage transmission quality coefficient corresponding to the target line in the set periodWherein U is i(p+1) The voltage corresponding to the p+1st safety test point at the ith detection time point of the target line is represented as predefinedAnd the allowable voltage errors corresponding to the adjacent layout test points are generated.
In a specific embodiment of the present invention, the specific analysis method of the temperature anomaly coefficient corresponding to the target line in the set period is as follows: extracting the temperature T corresponding to each layout test point corresponding to each detection time point from the operation parameters corresponding to the target line in the set period im 。
And counting each temperature safety time point corresponding to each layout test point of the target line according to the temperature corresponding to each layout test point of the target line at each detection time point and the line safety temperature interval stored in the cloud database.
It should be noted that, the specific analysis method includes: if the temperature corresponding to a certain layout test point of the target line at a certain detection time point is within the line safety temperature interval, the detection time point is marked as a temperature safety time point, and then each temperature safety time point corresponding to each layout test point of the target line is counted.
The highest temperature of each layout test point corresponding to the target line is screened according to the temperature of each layout test point corresponding to each detection time point to which the target line belongsAnd minimum temperature->
Counting the number YI of corresponding temperature safety time points of each layout test point to which the target line belongs m Counting the number YI' of detection time points corresponding to the target circuit, and comprehensively analyzing the temperature anomaly coefficient corresponding to the target circuit in a set periodWhere T' is the allowable error between the predefined maximum and minimum temperatures.
According to the invention, the transmission quality and the temperature abnormality of the target line are analyzed in the target line analysis module, so that the defect of low analysis strength of the transmission quality and the temperature abnormality of the target line in the prior art is overcome, on one hand, the working efficiency of the connection load of the target line is ensured, and thus, the reliability and the sensitivity of the switching of the target line are improved, and on the other hand, the safe operation of the target line is effectively ensured, and thus, the operation safety of the target line is improved.
The target line switching judging module is used for judging whether the target line needs to be switched to the standby line according to the operation parameters corresponding to the target line in the set period and the transmission quality coefficient and the temperature anomaly coefficient corresponding to the target line in the set period, and if so, switching the target line to the standby line.
In a specific embodiment of the present invention, the method for determining whether the target line needs to switch the standby line includes: a1: comparing the voltage of the target line corresponding to each layout test point at each detection time point of the set period with the switching voltage interval stored in the cloud database, and judging that the target line needs to switch the standby line if the voltage of the target line corresponding to a certain layout test point at a certain detection time point of the set period is between the switching voltage intervals.
A2: and comparing the current of the target line corresponding to each layout test point at each detection time point of the set period with the switching current interval stored in the cloud database, and judging that the target line needs to switch the standby line if the current of the target line corresponding to a certain layout test point at a certain detection time point of the set period is between the switching current intervals.
A3: and comparing the transmission quality coefficient corresponding to the target line in the set period with a predefined transmission quality coefficient threshold, and judging that the target line needs to switch the standby line if the transmission quality coefficient corresponding to the target line in the set period is smaller than the transmission quality coefficient threshold.
A4: comparing the temperature anomaly coefficient corresponding to the target circuit in the set period with a predefined temperature anomaly coefficient threshold value, and judging that the target circuit needs to switch the standby circuit if the temperature anomaly coefficient corresponding to the target circuit in the set period is greater than or equal to the temperature anomaly coefficient threshold value.
According to the invention, whether the target line needs to be switched to the standby line is judged in the target line switching judging module, and the judgment dimension is diversified, so that the accuracy of switching the standby line of the target line is improved.
The target line switching parameter obtaining module is configured to obtain a switching state corresponding to a target line, where the switching state includes an unswitched state and a switched state.
The target line switching performance evaluation module is used for analyzing the switching performance evaluation index corresponding to the target line according to the switching state corresponding to the target line.
In a specific embodiment of the present invention, the specific analysis method of the handover performance evaluation index corresponding to the target line includes: and acquiring a switching state corresponding to the target line.
If the switching state corresponding to the target line is not switched, marking the switching evaluation index corresponding to the target line as 0, otherwise, performing the following analysis:
and acquiring a switching buffer duration SC corresponding to the target line and a switching response duration XC corresponding to the standby line.
It should be noted that, the specific acquisition method of the switching buffer duration corresponding to the target line is as follows: and acquiring an actual switching time point corresponding to the target line from the switch operation background, acquiring an ending time point corresponding to the set period to which the target line belongs, and subtracting the ending time point corresponding to the set period to which the target line belongs from the actual switching time point corresponding to the target line, thereby obtaining the switching buffer time length SC corresponding to the target line.
It should also be noted that, the specific acquisition method of the switching response duration corresponding to the standby line is as follows: and acquiring an actual response time point corresponding to the standby line from the switch operation background, and subtracting the actual switching time point corresponding to the target line from the actual response time point corresponding to the standby line, thereby obtaining a switching response time length XC corresponding to the standby line.
Comprehensively analyzing switching performance evaluation index corresponding to target lineThe SC 'and the XC' are respectively a predefined allowable switching buffer duration and an allowable switching response duration.
According to the invention, the performance of the target line switching process is analyzed in the target line switching performance evaluation module, so that the defect of low attention to the performance of the target line switching process in the prior art is overcome, the accuracy of the comprehensive operation quality analysis of the subsequent target line is ensured, data of the quality level of the target line is provided for staff, the subsequent maintenance and management of the target line by the staff are facilitated, and the reference and value of the target line switching are improved.
The standby line detection module is used for detecting the standby line so as to obtain detection parameters corresponding to the standby line in a set period, wherein the detection parameters comprise current, voltage and temperature corresponding to each set detection point to which each set time point belongs.
The standby line operation quality evaluation module is used for evaluating an operation quality evaluation index corresponding to the standby line according to an operation parameter corresponding to the standby line in a set period, judging whether the standby line needs to be switched or not according to a judging method of judging whether the standby line needs to be switched or not, and switching the standby line into the target line if the standby line needs to be switched.
In a specific embodiment of the present invention, the operation quality evaluation index corresponding to the backup line is specifically evaluated by: and extracting the current, the voltage and the temperature corresponding to each set detection point to which each set time point belongs from the detection parameters corresponding to the set period of the standby line.
The analysis method is consistent with the analysis method corresponding to the target line in the set period, and the transmission quality coefficient corresponding to the target line in the set period is analyzed
And the analysis method of the temperature anomaly coefficient corresponding to the target line in the set period is consistent, and the temperature anomaly coefficient phi corresponding to the standby line in the set period is analyzed.
Evaluating an operational quality evaluation index corresponding to a backup line
And the comprehensive analysis module is used for analyzing the comprehensive switching quality corresponding to the target line.
In a specific embodiment of the present invention, the specific calculation formula of the comprehensive switching quality corresponding to the target line is: ψ=ln (1+στ1+ζτ2), where τ 1 、τ 2 Respectively expressed as a switching performance evaluation index and a weight coefficient corresponding to an operation quality evaluation index corresponding to the standby line.
And the display terminal is used for displaying the comprehensive switching quality corresponding to the target line.
The cloud database is used for storing a line safety voltage interval, a line safety temperature interval, a switching voltage interval and a switching current interval.
The foregoing is merely illustrative of the structures of this invention and various modifications, additions and substitutions for those skilled in the art of describing particular embodiments without departing from the structures of the invention or exceeding the scope of the invention as defined by the claims.

Claims (10)

1. A contactless switch operation monitoring analysis system, comprising:
the target line detection module is used for detecting the target line so as to obtain the operation parameters corresponding to the target line in the set period;
the target line analysis module is used for analyzing the transmission quality coefficient and the temperature anomaly coefficient corresponding to the target line in the set period according to the operation parameters corresponding to the target line in the set period;
the target line switching judging module is used for judging whether the target line needs to be switched to the standby line according to the operation parameters corresponding to the target line in the set period and the transmission quality coefficient and the temperature anomaly coefficient corresponding to the target line in the set period, and if so, switching the target line to the standby line;
the target line switching parameter acquisition module is used for acquiring a switching state corresponding to a target line, wherein the switching state comprises non-switching and switched states;
the target line switching performance evaluation module is used for analyzing a switching performance evaluation index corresponding to the target line according to a switching state corresponding to the target line;
the standby line detection module is used for detecting the standby line so as to obtain detection parameters corresponding to the standby line in a set period, wherein the detection parameters comprise current, voltage and temperature corresponding to each set detection point to which each set time point belongs;
the standby line operation quality evaluation module is used for evaluating an operation quality evaluation index corresponding to the standby line according to an operation parameter corresponding to the standby line in a set period, judging whether the standby line needs to be switched or not according to a judging method of judging whether the standby line needs to be switched or not, and switching the standby line into the target line if the standby line needs to be switched;
the comprehensive analysis module of the switching quality of the target line is used for analyzing the corresponding comprehensive switching quality of the target line;
the display terminal is used for displaying the comprehensive switching quality corresponding to the target line;
and the cloud database is used for storing the line safety voltage interval, the line safety temperature interval, the switching voltage interval and the switching current interval.
2. A contactless switch operation monitoring analysis system according to claim 1, wherein: the operation parameters comprise current, voltage and temperature corresponding to each layout test point to which each detection time point belongs.
3. A contactless switch operation monitoring analysis system according to claim 2, wherein: the transmission quality coefficient corresponding to the target line in the set period is specifically analyzed by the following steps:
extracting the current I corresponding to each layout test point of each detection time point from the operation parameters corresponding to the target line in the set period im Sum voltage U im Where i is denoted as the number of each test time point, i=1, 2,., n, m is denoted as the number of each layout test point, m=1, 2,., l;
analyzing current evaluation indexes corresponding to each detection time point of the target circuitWherein I is i(m+1) For the current of the target line corresponding to the (m+1) th layout test point at the (I) th detection time point of the set period, I 'is a predefined safe current, I' is a predefined allowable current error corresponding to the adjacent layout test point, l is the number of layout test points, and gamma 1 、γ 2 Respectively predefining influence weight factors corresponding to current safety and current deviation of adjacent layout test points;
analyzing a current transmission quality coefficient alpha 1 corresponding to the target line in a set period according to the current evaluation index corresponding to the target line in each detection time point;
according to the voltage U corresponding to each layout test point corresponding to each detection time point of the target line im Analyzing a voltage transmission quality coefficient alpha 2 corresponding to a target line in a set period;
transmission quality coefficient μ=ln (1+λ) of the comprehensive analysis target line corresponding to the set period 1 *α1+λ 2 * α2), where λ 1 、λ 2 The duty factors corresponding to the predefined current transmission quality and the predefined voltage transmission quality are respectively adopted.
4. A contactless switch operation monitoring analysis system according to claim 3, wherein: the specific analysis method of the current transmission quality coefficient alpha 1 corresponding to the target line in the set period comprises the following steps:
counting the quantity SL of the current coincidence time points of the target line according to the current evaluation indexes corresponding to the target line at each detection time point;
screening a maximum current evaluation index epsilon 1 corresponding to the target line according to the current evaluation index corresponding to the target line at each detection time point max And a minimum current evaluation index ε 1 min ；
Comprehensively analyzing current transmission quality coefficient corresponding to target line in set periodWhere n is the number of detection time points, SL 'is the number of detection time points to which the target line belongs, ε 1' is the error between the predefined allowable maximum current assessment index and the minimum current assessment index.
5. A contactless switch operation monitoring analysis system according to claim 3, wherein: the voltage transmission quality coefficient alpha 2 corresponding to the target line in the set period is specifically analyzed by the following method:
comparing the voltage corresponding to each layout test point corresponding to each detection time point of the target line with the line safety voltage interval stored in the cloud database, and if the voltage corresponding to a certain layout test point is between the line safety voltage intervals, marking the layout test point as a safety test point, thereby obtaining each safety test point corresponding to each detection time point of the target line;
according to the voltage U corresponding to each layout test point corresponding to each detection time point of the target line im Extracting the voltage U corresponding to each safety test point at each detection time point of the target line ip Where p is the number of each safety test point, p=1, 2, q;
counting the quantity SI of corresponding safety test points of each detection time point of the target line i Counting the quantity SI 'of corresponding layout test points of each detection time point of the target line' i Analyzing the voltage transmission quality coefficient corresponding to the target line in the set periodWherein U is i(p+1) And (3) the voltage corresponding to the p+1st safety test point at the ith detection time point of the target line is represented as a predefined allowable voltage error corresponding to the adjacent layout test point.
6. A contactless switch operation monitoring analysis system according to claim 2, wherein: the specific analysis method of the temperature anomaly coefficient corresponding to the target line in the set period comprises the following steps:
extracting the temperature T corresponding to each layout test point corresponding to each detection time point from the operation parameters corresponding to the target line in the set period im ；
Counting each temperature safety time point corresponding to each layout test point of the target line according to the temperature corresponding to each layout test point of the target line at each detection time point and the line safety temperature interval stored in the cloud database;
the highest temperature of each layout test point corresponding to the target line is screened according to the temperature of each layout test point corresponding to each detection time point to which the target line belongsAnd minimum temperature->Counting the number YI of corresponding temperature safety time points of each layout test point to which the target line belongs m Counting the number YI' of the detection time points corresponding to the target line, and comprehensively analyzing the temperature anomaly coefficient corresponding to the target line in the set period>Where T' is the allowable error between the predefined maximum and minimum temperatures.
7. A contactless switch operation monitoring analysis system according to claim 1, wherein: the specific method for judging whether the target line needs to be switched to the standby line comprises the following steps:
a1: comparing the voltage of the target line corresponding to each layout test point at each detection time point of the set period with the switching voltage interval stored in the cloud database, and judging that the target line needs to be switched to the standby line if the voltage of the target line corresponding to a certain layout test point at a certain detection time point of the set period is between the switching voltage intervals;
a2: comparing the current of the target line corresponding to each layout test point at each detection time point of the set period with the switching current interval stored in the cloud database, and judging that the target line needs to be switched to a standby line if the current of the target line corresponding to a certain layout test point at a certain detection time point of the set period is between the switching current intervals;
a3: comparing the transmission quality coefficient corresponding to the target line in the set period with a predefined transmission quality coefficient threshold, and judging that the target line needs to switch the standby line if the transmission quality coefficient corresponding to the target line in the set period is smaller than the transmission quality coefficient threshold;
a4: comparing the temperature anomaly coefficient corresponding to the target circuit in the set period with a predefined temperature anomaly coefficient threshold value, and judging that the target circuit needs to switch the standby circuit if the temperature anomaly coefficient corresponding to the target circuit in the set period is greater than or equal to the temperature anomaly coefficient threshold value.
8. A contactless switch operation monitoring analysis system according to claim 1, wherein: the specific analysis method of the switching performance evaluation index corresponding to the target line comprises the following steps:
acquiring a switching state corresponding to a target line;
if the switching state corresponding to the target line is not switched, marking the switching evaluation index corresponding to the target line as 0, otherwise, performing the following analysis:
acquiring a switching buffer time SC corresponding to a target line and a switching response time XC corresponding to a standby line;
comprehensive analysis of target line pairsHandover performance evaluation index for responseThe SC 'and the XC' are respectively a predefined allowable switching buffer duration and an allowable switching response duration.
9. A contactless switch operation monitoring and analysis system according to claim 8, wherein: the operation quality assessment index corresponding to the standby line comprises the following specific assessment methods:
extracting current, voltage and temperature corresponding to each set detection point of each set time point from detection parameters corresponding to the set period of the standby line;
the analysis method is consistent with the analysis method corresponding to the target line in the set period, and the transmission quality coefficient corresponding to the target line in the set period is analyzed
The analysis method of the temperature anomaly coefficient corresponding to the target line in the set period is consistent, and the temperature anomaly coefficient phi corresponding to the standby line in the set period is analyzed;
evaluating an operational quality evaluation index corresponding to a backup line
10. A contactless switch operation monitoring analysis system according to claim 9, wherein: the specific calculation formula of the comprehensive switching quality corresponding to the target line is as follows: ψ=ln (1+στ) 1 +ξ*τ 2 ) Wherein τ 1 、τ 2 Respectively expressed as a switching performance evaluation index and a weight coefficient corresponding to an operation quality evaluation index corresponding to the standby line.
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Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100829933B1 (en) * 2007-09-17 2008-05-16 (주)이프라임 Method for monitoring and switching optical line in optical telecommunication system and optical signal transceiver therefore
KR101193499B1 (en) * 2012-07-10 2012-10-23 (주)에스라홀딩스 Grid connected solar generation system and method thereof
CN107204665A (en) * 2017-06-12 2017-09-26 合肥欧仕嘉机电设备有限公司 A kind of long-range distributing monitoring system
JP2017202731A (en) * 2016-05-11 2017-11-16 スズキ株式会社 Abnormality determination device of vehicular power supply circuit
CN107611945A (en) * 2017-09-25 2018-01-19 国网河南省电力公司电力科学研究院 A kind of equipment state sensing type 110kV line protection systems and implementation method
CN107666345A (en) * 2017-08-30 2018-02-06 努比亚技术有限公司 A kind of antenna switching method, multi-antenna terminal and computer-readable recording medium
CN109451189A (en) * 2018-09-25 2019-03-08 国家电网有限公司客户服务中心 One kind being based on event driven 95598 strange land dual-active system panorama switching system and method
CN208984136U (en) * 2018-11-21 2019-06-14 国网青海省电力公司西宁供电公司 Substation parameters acquisition device and system
CN111181180A (en) * 2018-06-07 2020-05-19 安徽南瑞中天电力电子有限公司 Multifunctional automatic phase changing system and method for medium and low voltage line
CN214585871U (en) * 2020-12-31 2021-11-02 成都中车四方轨道车辆有限公司 Novel relay test device
CN114124204A (en) * 2022-01-24 2022-03-01 北京中昱光通科技有限公司 Double-standby-path OLP optical line protection switching method and device
CN114172236A (en) * 2021-11-19 2022-03-11 国网江苏省电力有限公司连云港市赣榆区供电分公司 Automatic system for intelligent switching of storage batteries of transformer substation
CN115687226A (en) * 2022-11-01 2023-02-03 苏州浪潮智能科技有限公司 I2c bus communication method, device and readable storage medium

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100829933B1 (en) * 2007-09-17 2008-05-16 (주)이프라임 Method for monitoring and switching optical line in optical telecommunication system and optical signal transceiver therefore
KR101193499B1 (en) * 2012-07-10 2012-10-23 (주)에스라홀딩스 Grid connected solar generation system and method thereof
JP2017202731A (en) * 2016-05-11 2017-11-16 スズキ株式会社 Abnormality determination device of vehicular power supply circuit
CN107204665A (en) * 2017-06-12 2017-09-26 合肥欧仕嘉机电设备有限公司 A kind of long-range distributing monitoring system
CN107666345A (en) * 2017-08-30 2018-02-06 努比亚技术有限公司 A kind of antenna switching method, multi-antenna terminal and computer-readable recording medium
CN107611945A (en) * 2017-09-25 2018-01-19 国网河南省电力公司电力科学研究院 A kind of equipment state sensing type 110kV line protection systems and implementation method
CN111181180A (en) * 2018-06-07 2020-05-19 安徽南瑞中天电力电子有限公司 Multifunctional automatic phase changing system and method for medium and low voltage line
CN109451189A (en) * 2018-09-25 2019-03-08 国家电网有限公司客户服务中心 One kind being based on event driven 95598 strange land dual-active system panorama switching system and method
CN208984136U (en) * 2018-11-21 2019-06-14 国网青海省电力公司西宁供电公司 Substation parameters acquisition device and system
CN214585871U (en) * 2020-12-31 2021-11-02 成都中车四方轨道车辆有限公司 Novel relay test device
CN114172236A (en) * 2021-11-19 2022-03-11 国网江苏省电力有限公司连云港市赣榆区供电分公司 Automatic system for intelligent switching of storage batteries of transformer substation
CN114124204A (en) * 2022-01-24 2022-03-01 北京中昱光通科技有限公司 Double-standby-path OLP optical line protection switching method and device
CN115687226A (en) * 2022-11-01 2023-02-03 苏州浪潮智能科技有限公司 I2c bus communication method, device and readable storage medium

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
郭伟: "备自投装置在供水企业１０ ｋＶ ***中的 研究与应用", 供水技术, pages 23 - 28 *

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