CN116365717B - High-voltage circuit safety monitoring system and method - Google Patents
High-voltage circuit safety monitoring system and method Download PDFInfo
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- CN116365717B CN116365717B CN202310630640.XA CN202310630640A CN116365717B CN 116365717 B CN116365717 B CN 116365717B CN 202310630640 A CN202310630640 A CN 202310630640A CN 116365717 B CN116365717 B CN 116365717B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
- G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16576—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing DC or AC voltage with one threshold
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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
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/085—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/11—Complex mathematical operations for solving equations, e.g. nonlinear equations, general mathematical optimization problems
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
- H02H7/262—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of switching or blocking orders
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
- H02J13/00036—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers
- H02J13/0004—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers involved in a protection system
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/10—Power transmission or distribution systems management focussing at grid-level, e.g. load flow analysis, node profile computation, meshed network optimisation, active network management or spinning reserve management
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
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- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
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- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
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Abstract
The invention relates to the technical field of electric power safety management, in particular to a high-voltage circuit safety monitoring system and a method, comprising the following steps: the control terminal is a main control terminal of the system and is used for sending out an execution command; the construction module is used for constructing a power supply and transmission line distribution model; the identification module is used for receiving the power supply and transmission line distribution model constructed in the construction module and identifying the relevance of each line in each power supply and transmission line distribution model; the invention can provide real-time monitoring conditions of the power supply and transmission lines through the constructed power supply and transmission line distribution model, and can accurately monitor the real-time dynamic state of each power supply and transmission line in the service range of the system through the real-time monitored voltage data feedback, thereby ensuring that the real-time safety problems of each line in the power supply and transmission line are monitored, further providing data support for maintenance personnel of the power supply and transmission line, and being convenient for more efficiently maintaining the problems in the power supply and transmission line.
Description
Technical Field
The invention relates to the technical field of electric power safety management, in particular to a high-voltage circuit safety monitoring system and method.
Background
The high-voltage electric wires are medium for urban power supply and distribution, and maintenance of the high-voltage electric wires is guarantee of stable operation of electric fields used in cities.
At present, maintenance work of high-voltage wires is mostly carried out by staff with a design of regular maintenance scheme, but the method inevitably consumes a large amount of manpower and logistics when facing to maintenance of large-area high-voltage wires, thereby being unfavorable for popularization and use.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides a high-voltage circuit safety monitoring system and a high-voltage circuit safety monitoring method, which solve the problems that the maintenance of the existing high-voltage wires is mainly carried out by staff to carry out daily maintenance on the high-voltage wires by designing a regular maintenance scheme, but the method inevitably consumes a large amount of manpower and logistics when facing to the maintenance of the large-area high-voltage wires, thereby being unfavorable for popularization and use.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
in a first aspect, a high voltage circuit safety monitoring system includes:
the control terminal is a main control terminal of the system and is used for sending out an execution command;
the construction module is used for constructing a power supply and transmission line distribution model;
the identification module is used for receiving the power supply and transmission line distribution model constructed in the construction module and identifying the relevance of each line in each power supply and transmission line distribution model;
the monitoring module is used for monitoring the real-time voltage of each power supply and transmission line contained in the power supply and transmission line distribution model;
the sniffing module is used for setting a voltage safety judgment threshold value, receiving the real-time voltage of the power supply and transmission line detected in the monitoring module, and capturing the real-time voltage of the power supply and transmission line which is not in the voltage safety judgment threshold value to correspond to the power supply and transmission line;
the feedback module is used for receiving the electric power supply and transmission line captured in the sniffing module and sending the electric power supply and transmission line to the control terminal;
and the system end user and the control terminal read the power supply and transmission line sent by the feedback module.
Still further, the building module is provided with a sub-module at a lower stage, including:
the uploading unit is used for uploading the distribution position information of the power supply and transmission line;
the marking unit is used for distinguishing and marking each line in the power supply and transmission line distribution model constructed in the construction module;
the power supply and transmission line distribution position information uploaded by the uploading unit comprises: when the marking unit marks the circuit power supply and transmission lines in a distinguishing way, the number and the letter are applied to finish marking operation, and the corresponding marking of each power supply and transmission line obeys to set logic that the numerical value of the digital part is larger when the distance from the power supply station is farther.
Further, the identifying module identifies the relevance of each power supply and transmission line, namely identifies the operation of other lines connected with each power supply and transmission line, and stores the relevance of each power supply and transmission line after identifying the relevance of each power supply and transmission line;
when the identification module identifies the relevance of each power supply and transmission line, the identification module synchronously acquires the space position coordinates contained in each line on the power supply and transmission line distribution model, further judges whether the space position coordinates of the input end and the output end of the power supply and transmission line exist in the space position coordinates contained in each line, if so, the relevance exists among the power supply and transmission lines, and otherwise, the relevance does not exist.
Still further, the identification module, when storing the power supply line association, the association indicates that there is a combination of associated power supply line correspondence indicia.
Still further, the monitoring module is provided with a plurality of groups, and a plurality of groups of monitoring modules are respectively deployed on each power supply and transmission line contained in the power supply and transmission line distribution model, and the plurality of groups of monitoring modules are uniformly provided with an operation period through a system end user, and the monitoring module monitors real-time voltage of each power supply and transmission line according to the set operation period.
Still further, the monitoring module and sniffing module lower level is provided with the submodule, includes:
the tracing unit is used for receiving the power supply and transmission line captured in the sniffing module, taking the received power supply and transmission line as a searching target, and searching the related power supply and transmission line in the power supply and transmission line relevance stored in the identification module;
a brake unit for cutting off power transmission of the power supply line;
the braking unit operates with the captured power supply line as a processing target when the sniffing module captures the power supply line, and operates again with the searched associated power supply line as the processing target when the tracing unit searches the associated power supply line.
Further, after the monitoring modules are deployed on each power supply and transmission line, a system end user selects any group of monitoring modules on the power supply and transmission line as a data receiving target, receives real-time voltage data of the power supply and transmission line monitored by other monitoring modules, and the real-time voltage data of the circuit supply and transmission line monitored by the monitoring modules are transmitted in the power supply and transmission line, and when the real-time voltage data is transmitted, the optimal path is requested by referring to a power supply and transmission line distribution model through the following formula:
；
wherein:is the optimal path; k is the number of power supply and transmission line nodes in the path; m is a power transmission line node set; />、/>The real-time voltage data size is continuously transmitted in the power transmission line node; />Data transmission speed for the power transmission line; />Data transmission speed configured for the power transmission line node; t is the real-time voltage data transmission time.
Furthermore, when the feedback module feeds back the power supply and transmission line to the control terminal, the associated power supply and transmission line searched by the tracing unit is used as a feedback target to be sent to the control terminal.
Still further, the control terminal has the construction module through medium electric connection, the construction module lower level has uploading unit and marking unit through medium electric connection, the construction module has identification module through medium electric connection, identification module has monitoring module and sniffing module through medium electric connection, monitoring module and sniffing module lower level have traceing back unit and braking unit through medium electric connection, sniffing module has feedback module through medium electric connection.
In a second aspect, a method for monitoring safety of a high-voltage circuit includes the steps of:
step 1: acquiring the space position coordinates of an output end and an input end of a circuit supply and transmission line;
step 2: constructing a power supply and transmission line distribution model according to the space position coordinates of the power supply and transmission line;
step 3: monitoring real-time voltage of each power supply and transmission line contained in the power supply and transmission line distribution model;
step 4: setting a voltage safety judgment threshold value;
step 5: determining the real-time voltage of each monitored power supply and transmission line by applying a voltage safety determination threshold value;
step 6: and acquiring a real-time voltage corresponding line of the power supply line which is not in the voltage safety judgment threshold value.
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:
the invention provides a high-voltage circuit safety monitoring system, which can provide real-time monitoring conditions of power supply and transmission lines through a constructed power supply and transmission line distribution model in the running process of the system, and can accurately monitor the real-time dynamics of each power supply and transmission line in the service range of the system through real-time monitored voltage data feedback, thereby ensuring that the safety problem of each line in the power supply and transmission line in real time is monitored, further providing data support for power supply and transmission line maintenance personnel, and being convenient for more efficiently maintaining the problems in the power supply and transmission line.
In the invention, the system can analyze the relevance of each power supply and transmission line in the running process, so that after the power supply and transmission line with the safety problem is obtained, the intelligent opening and closing control of the power supply and transmission line with the safety problem and the related power supply and transmission line is realized through the system control, and the safety problem in the power supply and transmission line is prevented from further causing the chain reaction.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic diagram of a high voltage circuit safety monitoring system;
FIG. 2 is a flow chart of a method for monitoring safety of a high voltage circuit;
reference numerals in the drawings represent respectively: 1. a control terminal; 2. constructing a module; 21. an uploading unit; 22. a marking unit; 3. an identification module; 4. a monitoring module; 5. a sniffing module; 51. a trace back unit; 52. a braking unit; 6. and a feedback module.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. 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.
The invention is further described below with reference to examples.
Example 1: a high-voltage circuit safety monitoring system of the present embodiment, as shown in fig. 1, includes:
the control terminal 1 is a main control end of the system and is used for sending out an execution command;
the construction module 2 is used for constructing a power supply and transmission line distribution model;
the identifying module 3 is used for receiving the power supply and transmission line distribution model constructed in the constructing module 2 and identifying the relevance of each line in each power supply and transmission line distribution model;
the monitoring module 4 is used for monitoring the real-time voltage of each power supply and transmission line contained in the power supply and transmission line distribution model;
the sniffing module 5 is used for setting a voltage safety judgment threshold value, receiving the real-time voltage of the power supply and transmission line detected by the monitoring module 4, and capturing the real-time voltage of the power supply and transmission line which is not in the voltage safety judgment threshold value to correspond to the power supply and transmission line;
the feedback module 6 is used for receiving the power supply and transmission line captured in the sniffing module 5 and sending the power supply and transmission line to the control terminal 1;
the system end user and the control terminal 1 read the power supply and transmission line sent by the feedback module 6;
the building module 2 is provided with sub-modules at a lower level, comprising:
an uploading unit 21 for uploading the distribution position information of the power supply and transmission line;
the marking unit 22 is used for distinguishing and marking each line in the power supply and transmission line distribution model constructed in the construction module 2;
wherein the power supply line distribution position information uploaded in the uploading unit 21 includes: when the marking unit 22 marks the circuit power supply and transmission lines in a distinguishing way, the number and the letter are applied to finish marking operation, and the corresponding marks of the power supply and transmission lines obey, and the farther the power supply station is, the larger the numerical value of the digital part of the marks is set logic;
the control terminal 1 is electrically connected with a construction module 2 through a medium, the lower level of the construction module 2 is electrically connected with an uploading unit 21 and a marking unit 22 through the medium, the construction module 2 is electrically connected with a recognition module 3 through the medium, the recognition module 3 is electrically connected with a monitoring module 4 and a sniffing module 5 through the medium, the lower level of the monitoring module 4 and the sniffing module 5 is electrically connected with a tracing unit 51 and a braking unit 52 through the medium, and the sniffing module 5 is electrically connected with a feedback module 6 through the medium.
In this embodiment, the control terminal 1 controls the construction module 2 to construct a power supply and transmission line distribution model, the identification module 3 synchronously receives the power supply and transmission line distribution model constructed in the construction module 2, identifies each line relevance in each power supply and transmission line distribution model, then monitors each power supply and transmission line real-time voltage contained in the power supply and transmission line distribution model by the monitoring module 4, the sniffing module 5 operates at a rear position to set a voltage safety judgment threshold value, receives the power supply and transmission line real-time voltage detected by the monitoring module 4, captures the power supply and transmission line real-time voltage which is not in the voltage safety judgment threshold value, corresponds to the power supply and transmission line, and finally receives the power supply and transmission line captured in the sniffing module 5 by the feedback module 6 and sends the power supply and transmission line to the control terminal 1;
meanwhile, the sub-modules arranged at the lower stage of the construction module 2 limit the sources of the distribution position information of the power supply and transmission line, ensure the operation of the following modules in the system, and have sufficient data to support the construction of the distribution model of the power supply and transmission line.
Example 2: in the embodiment, on the basis of embodiment 1, this embodiment further specifically describes a high-voltage circuit safety monitoring system in embodiment 1 with reference to fig. 1:
the identification module 3 stores the power supply and transmission line correlations after identifying the power supply and transmission line correlations;
when identifying the relevance of each power supply and transmission line, the identification module 3 synchronously acquires the spatial position coordinates contained in each line on the power supply and transmission line distribution model, further judges whether the spatial position coordinates of the input end and the output end of the power supply and transmission line exist in the spatial position coordinates contained in each line, if yes, the relevance exists among the power supply and transmission lines, otherwise, the relevance does not exist;
when the identification module 3 stores the power supply line association, the association indicates that there is a combination of the associated power supply line correspondence marks.
Through the arrangement, the identification and storage of the relevance among the power supply and transmission lines are realized, and a representation mode is provided, so that a system end user can conveniently read and distinguish the relevance among the power supply and transmission lines and the power supply and transmission lines.
As shown in fig. 1, the monitoring modules 4 are provided with a plurality of groups, the plurality of groups of monitoring modules 4 are respectively deployed on each power supply and transmission line included in the power supply and transmission line distribution model, the plurality of groups of monitoring modules 4 are uniformly provided with an operation period through a system end user, and the monitoring modules 4 monitor real-time voltage of each power supply and transmission line according to the set operation period.
Example 3: in the embodiment, on the basis of embodiment 1, this embodiment further specifically describes a high-voltage circuit safety monitoring system in embodiment 1 with reference to fig. 1:
the monitoring module 4 and sniffing module 5 are provided with sub-modules at the lower level, including:
the tracing unit 51 is configured to receive the power supply line captured in the sniffing module 5, and search for an associated power supply line in the power supply line association stored in the identification module 3 with the received power supply line as a search target;
a brake unit 52 for shutting off the power transmission of the power supply line;
the braking unit 52 operates with the captured power supply line as a processing target when the sniffing module 5 captures the power supply line, and the braking unit 52 operates again with the searched associated power supply line as a processing target when the tracing unit 51 searches for the associated power supply line.
Through the sub-modules arranged at the lower level of the monitoring module 4 and the sniffing module 5, the system can intelligently control the opening and closing according to the real-time safety state of the power supply and transmission line, and the chain reaction caused by the safety problem in the power supply and transmission line is avoided.
As shown in fig. 1, after the monitoring module 4 is deployed on each power supply and transmission line, a system end user selects a monitoring module 4 on any group of power supply and transmission lines as a data receiving target, receives real-time voltage data of the power supply and transmission lines monitored by other monitoring modules 4, and when the real-time voltage data is transmitted, the real-time voltage data of the circuit power supply and transmission lines monitored by the monitoring module 4 is transmitted in the power supply and transmission line, and requests the calculation of an optimal path by referring to a power supply and transmission line distribution model by the following formula:
；
wherein:is the optimal path; k is the number of power supply and transmission line nodes in the path; m is a power transmission line node set; />、/>The real-time voltage data size is continuously transmitted in the power transmission line node; />Data transmission speed for the power transmission line; />Data transmission speed configured for the power transmission line node; t is the real-time voltage data transmission time.
By the calculation, the real-time voltage data monitored by the monitoring module 4 can be obtained and transmitted in the power transmission line in an optimal path, so that the time delay of the power transmission line in the process from the occurrence of a safety problem to the detection of a user at the system end is shortened as much as possible.
As shown in fig. 1, when the feedback module 6 feeds back the power supply line to the control terminal 1, the associated power supply line found by the trace back unit 51 is all sent to the control terminal 1 as a feedback target.
Example 4: in the embodiment, on the basis of embodiment 1, this embodiment further specifically describes a high-voltage circuit safety monitoring system in embodiment 1 with reference to fig. 2:
a high voltage circuit safety monitoring method, comprising the steps of:
step 1: acquiring the space position coordinates of an output end and an input end of a circuit supply and transmission line;
step 2: constructing a power supply and transmission line distribution model according to the space position coordinates of the power supply and transmission line;
step 3: monitoring real-time voltage of each power supply and transmission line contained in the power supply and transmission line distribution model;
step 4: setting a voltage safety judgment threshold value;
step 5: determining the real-time voltage of each monitored power supply and transmission line by applying a voltage safety determination threshold value;
step 6: and acquiring a real-time voltage corresponding line of the power supply line which is not in the voltage safety judgment threshold value.
In summary, in the above embodiment, the system in the running process can provide the real-time monitoring condition of the power supply and transmission line through the constructed power supply and transmission line distribution model, and feed back the real-time monitored voltage data, so that the real-time dynamics of each power supply and transmission line in the service range of the system can be accurately monitored, thereby ensuring that the real-time safety problem of each line in the power supply and transmission line is monitored, and further providing data support for the maintenance personnel of the power supply and transmission line, so as to more efficiently maintain the problem in the power supply and transmission line; meanwhile, in the running process of the system, the relevance of each power supply and transmission line can be analyzed, so that after the power supply and transmission line with the safety problem is obtained, the intelligent opening and closing control of the power supply and transmission line with the safety problem and the related power supply and transmission line is realized through the system control, and the safety problem in the power supply and transmission line is prevented from further triggering a chain reaction.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. A high voltage circuit safety monitoring system, comprising:
the control terminal (1) is a main control end of the system and is used for sending out an execution command;
the construction module (2) is used for constructing a power supply and transmission line distribution model;
the identification module (3) is used for receiving the power supply and transmission line distribution model constructed in the construction module (2) and identifying the relevance of each line in each power supply and transmission line distribution model;
the monitoring module (4) is used for monitoring the real-time voltage of each power supply and transmission line contained in the power supply and transmission line distribution model;
the sniffing module (5) is used for setting a voltage safety judgment threshold value, receiving the real-time voltage of the power supply and transmission line detected in the monitoring module (4), and capturing the real-time voltage of the power supply and transmission line which is not in the voltage safety judgment threshold value to correspond to the power supply and transmission line;
the feedback module (6) is used for receiving the power supply and transmission line captured in the sniffing module (5) and sending the power supply and transmission line to the control terminal (1);
the system end user and the control terminal (1) read the power supply and transmission line sent by the feedback module (6);
the monitoring module (4) and sniffing module (5) lower level is provided with the submodule, includes:
the tracing unit (51) is used for receiving the power supply and transmission line captured in the sniffing module (5), taking the received power supply and transmission line as a searching target, and searching the related power supply and transmission line in the power supply and transmission line relevance stored in the identification module (3);
a brake unit (52) for shutting off the power transmission of the power supply line;
the braking unit (52) operates with the captured power supply and transmission line as a processing target when the sniffing module (5) captures the power supply and transmission line, and the braking unit (52) operates again with the searched associated power supply and transmission line as the processing target when the tracing unit (51) searches the associated power supply and transmission line;
after the monitoring modules (4) are deployed and connected with the power supply and transmission lines, a system end user selects any group of monitoring modules (4) on the power supply and transmission lines as a data receiving target, receives real-time voltage data of the power supply and transmission lines monitored by other monitoring modules (4), and the real-time voltage data of the power supply and transmission lines monitored by the monitoring modules (4) are transmitted in the power supply and transmission lines, and when the real-time voltage data is transmitted, the power supply and transmission line distribution model is referenced to request the calculation of an optimal path according to the following formula:
；
wherein:is the optimal path; k is the number of power supply and transmission line nodes in the path; m is a power transmission line node set;、/>the real-time voltage data size is continuously transmitted in the power transmission line node; />Data transmission speed for the power transmission line; />Data transmission speed configured for the power transmission line node; t is the real-time voltage data transmission time.
2. A high voltage circuit safety monitoring system according to claim 1, characterized in that the building block (2) is provided with sub-modules at a lower level, comprising:
an uploading unit (21) for uploading the distribution position information of the power supply and transmission line;
the marking unit (22) is used for distinguishing and marking each line in the power supply and transmission line distribution model constructed in the construction module (2);
wherein, the power supply line distribution position information uploaded by the uploading unit (21) includes: when the marking unit (22) marks the circuit power supply and transmission lines in a distinguishing way, the number and the letter are applied to finish marking operation, and the corresponding marking of each power supply and transmission line obeys to set logic that the numerical value of the digital part of the marking is larger as the power supply station is far away.
3. The high-voltage circuit safety monitoring system according to claim 1, wherein the identification module (3) identifies each power supply and transmission line association, that is, identifies an operation of other lines to which each power supply and transmission line is connected, and the identification module (3) stores each power supply and transmission line association after identifying each power supply and transmission line association;
when the relevance of each power supply and transmission line is identified, the identification module (3) synchronously acquires the space position coordinates contained in each line on the power supply and transmission line distribution model, further judges whether the space position coordinates of the input end and the output end of the power supply and transmission line exist in the space position coordinates contained in each line, if so, the relevance exists among the power supply and transmission lines, otherwise, the relevance does not exist.
4. A high voltage circuit safety monitoring system according to claim 1, characterized in that the identification module (3) when storing the power supply line association, the association is expressed as a combination of the presence of the associated power supply line correspondence markers.
5. The high-voltage circuit safety monitoring system according to claim 1, wherein the monitoring module (4) is provided with a plurality of groups, the plurality of groups of monitoring modules (4) are respectively deployed on each power supply and transmission line included in the power supply and transmission line distribution model, the plurality of groups of monitoring modules (4) are uniformly provided with operation periods through a system end user, and the monitoring module (4) monitors real-time voltage of each power supply and transmission line according to the set operation periods.
6. The high-voltage circuit safety monitoring system according to claim 1, wherein the feedback module (6) is configured to send the power supply and transmission line searched by the tracing unit (51) to the control terminal (1) as a feedback target when feeding back the power supply and transmission line to the control terminal (1).
7. The high-voltage circuit safety monitoring system according to claim 1, wherein the control terminal (1) is electrically connected with a construction module (2) through a medium, a lower stage of the construction module (2) is electrically connected with an uploading unit (21) and a marking unit (22) through the medium, the construction module (2) is electrically connected with an identification module (3) through the medium, the identification module (3) is electrically connected with a monitoring module (4) and a sniffing module (5) through the medium, the lower stage of the monitoring module (4) and the sniffing module (5) is electrically connected with a tracing unit (51) and a braking unit (52) through the medium, and the sniffing module (5) is electrically connected with a feedback module (6) through the medium.
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| CN116707145B (en) * | 2023-08-08 | 2023-10-20 | 山东尊品佳茗网络科技发展有限公司 | Intelligent electric energy monitoring system and method based on Internet of things |
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