CN115566803A - Method and system for tracing line fault - Google Patents
Method and system for tracing line fault Download PDFInfo
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Abstract
The invention provides a method and a system for tracing a line fault, which relate to the technical field of data processing, and are used for constructing a branch line ledger by carrying out multi-layer grading on electric power equipment; acquiring fault line data according to the generated fault; determining a detection point based on a branch line ledger and the fault line data; respectively carrying out risk probability analysis on each detection point to determine the risk probability of each detection point; controlling the mobile terminal to carry out detail acquisition according to the risk probability of each detection point in sequence, tracing the source of a fault point through a study and judgment model, and acquiring the positioning information of the fault point, wherein the detail acquisition process comprises adding a task planning scheme; and (4) rush-repair is carried out on line faults based on the scheme of additionally arranging the task planning, and information acquisition and filing are carried out on the rush-repair process. The technical problem that the existing power supply service command system lacks a positioning and business control means aiming at the fault of a branch line and influences the operation level of a power distribution network is solved. The effects of accurately positioning the branch line fault and improving the operation level of the power grid are achieved.
Description
Technical Field
The invention relates to the technical field of data processing, in particular to a method and a system for tracing a line fault.
Background
At present, a power supply service command system completes basic function construction and is comprehensively applied to distribution network operation and maintenance management and control, and digital, transparent, flow and trace management and control of various services are realized. However, the branch line fault cannot be accurately positioned and mastered, on one hand, no complete branch line device topology ledger information consistent with the field exists, so that the branch line fault cannot be researched and judged based on terminal events and operation data, on the other hand, the analysis and control of the operation condition of the branch line device are also influenced, and the association and integration of the work order and the service are difficult to form according to the work requirement of the work order driving service.
Distribution network equipment trouble mainly divide into line fault, branch line trouble and transformer trouble, and the line fault can carry out real-time supervision based on dispatch automation system, and transformer trouble can monitor based on power consumption information acquisition system, receives distribution automation smart machine's restriction, does not realize the monitoring of full coverage, according to the business management category aspect, leads to the management and control that branch line trouble can not effectively be carried out comprehensively at present stage. A branch line fault studying and judging mechanism and a service integration flow are required to be established in a power supply service command system, so that the control means of the branch line fault is strengthened, and the operation level and the high-quality service of a power grid are improved.
Disclosure of Invention
In order to solve the problems, the application provides a line fault tracing method and system, and solves the technical problems that a power supply service command system in the prior art lacks a positioning and business control means for branch line faults, is not beneficial to the safe and stable operation of a power supply system, and affects the operation level of a power distribution network. The analysis and determination of branch line study and judgment rules are achieved, accurate grasping of branch line faults is assisted, accurate positioning of fault points is promoted, online, vestigial and visual closed-loop management and control of work orders are achieved, the length of rush repair is shortened, fault repair time and high-quality service level are further promoted, distribution network management capacity and customer service capacity are strengthened, and the technical effect of safety operation level of a distribution network is improved.
In view of the foregoing problems, the present application provides a method and a system for tracing a line fault.
In one aspect, the present application provides a method for tracing a line fault, including: carrying out multi-layer classification on the power equipment to construct a branch line ledger; acquiring fault line data according to the generated fault; determining a detection point based on the branch line ledger and the fault line data; respectively carrying out risk probability analysis on each detection point to determine the risk probability of each detection point; controlling the mobile terminal to carry out detail acquisition according to the risk probability of each detection point in sequence, tracing the source of the fault point through a research and judgment model, and acquiring the positioning information of the fault point, wherein the detail acquisition process comprises adding a task planning scheme; and performing emergency repair on the line fault based on the additional task planning scheme, and acquiring and archiving information in the emergency repair process.
Preferably, the step of performing multi-layer classification on the power equipment to construct a branch line ledger includes: setting a multistage line division rule by setting a switch as a minimum unit; acquiring information of the power equipment based on the multistage line division rule, and constructing a branch line ledger; acquiring equipment and line adjustment information; and updating the corresponding equipment and line in the branch line ledger by using the equipment and line adjustment information.
Preferably, the controlling the mobile terminal to obtain details sequentially according to the risk probability of each detection point, and tracing the source of the fault point through a study and judgment model to obtain the positioning information of the fault point includes: setting a branch line-branching line-subsection-main line upward tracing route; respectively judging preset requirements of all levels of routes based on the upward tracing routes, and when the preset requirements are met, continuously tracing according to the upward tracing routes; and when the preset requirement is not met, the current route is used as a fault point, and the fault point positioning information is determined.
Preferably, the preset requirement judgment is respectively performed on each level of route based on the upward tracing route, and when the preset requirement is met, the tracing is continued according to the upward tracing route, including: judging whether the power failure number of the branch line transformer in 20 minutes meets the preset requirement or not; when the branch power is up, judging whether the branching power failure number of the branch line in 20 minutes meets the preset requirement; when the branch line number reaches the preset value, judging whether the power failure number of the branch line within 20 minutes reaches the preset requirement; when the time reaches, judging whether the branching power failure number of the segment which belongs to within 20 minutes reaches the preset requirement or not; when the current reaches the preset value, judging whether the number of the subsection power cuts of the 10kv line in 20 minutes reaches the preset requirement; and when the fault point is met, determining that the fault point is a 10kv line fault, and determining that the fault point is the 10kv line.
Preferably, the method comprises: generating an active work order according to the fault point positioning information, wherein the active work order comprises fault information and fault point positioning information; distributing the active work orders within preset time, and determining information of emergency repair personnel through a master station end and a client; confirming the information of the first-aid repair personnel, tracking the position of the first-aid repair personnel, and determining the information of the first-aid repair process; and archiving the first-aid repair process information, the first-aid repair personnel information, the fault information and the fault point positioning information.
Preferably, the method comprises: tracking the active work order through a GIS map, and determining the state information of the active work order; when the active work order state information is in an unprocessed state, generating reminding information; and generating tracking execution information to track the unprocessed active work order based on the reminding information, and determining feedback information.
Preferably, the method comprises: obtaining a transformer work database; analyzing the fault period of the transformer working database to determine fault high-occurrence time information; when the fault high-occurrence time information exists, arranging the corresponding transformer in a study and judgment management and control list; and when the fault high-occurrence time information is not in the state, adding the corresponding transformer into a white list, wherein the white list is not subjected to study and control.
In another aspect, the present application provides a line fault tracing system, including: the platform account construction module is used for carrying out multi-layer classification on the power equipment and constructing a branch line platform account; the fault data acquisition module is used for acquiring fault line data according to the generated fault; the detection point determining module is used for determining a detection point based on the branch line ledger and the fault line data; the risk probability determination module is used for respectively carrying out risk probability analysis on each detection point and determining the risk probability of each detection point; the studying and judging module is used for controlling the mobile terminal to carry out detail acquisition according to the risk probability of each detection point in sequence, carrying out fault point tracing through a studying and judging model and obtaining fault point positioning information, wherein the detail acquisition process comprises adding a task planning scheme; and the task planning module is used for rush-repairing the line fault based on the added task planning scheme and acquiring and filing information in the rush-repairing process.
The technical scheme provided in the application at least has the following technical effects:
the application provides a method and a system for tracing a line fault, wherein a branch line ledger is constructed by carrying out multi-layer grading on electric power equipment; acquiring fault line data according to the generated fault; determining a detection point based on the branch line ledger and the fault line data; respectively carrying out risk probability analysis on each detection point, and determining the risk probability of each detection point; controlling the mobile terminal to carry out detail acquisition according to the risk probability of each detection point in sequence, tracing the source of the fault point through a research and judgment model, and acquiring the positioning information of the fault point, wherein the detail acquisition process comprises adding a task planning scheme; and performing emergency repair on the line fault based on the additional task planning scheme, and acquiring and archiving information in the emergency repair process. The analysis and determination of rules are researched and judged through branch lines, accurate holding of branch line faults is assisted, accurate positioning of fault points is promoted, online, vestigial and visual closed-loop management and control of work orders are achieved, the length of emergency repair is shortened, fault repair time and high-quality service level are further promoted, distribution network management capacity and customer service capacity are strengthened, the technical effect of safety operation level of a distribution network is improved, and the technical problem that a power supply service command system in the prior art lacks positioning and business management and control means aiming at branch line faults, safe and stable operation of the power supply system is not facilitated, and operation level of the distribution network is influenced is solved.
Drawings
Fig. 1 is a schematic flowchart of a method for tracing a line fault according to an embodiment of the present application;
fig. 2 is a schematic flowchart of a fault studying and judging and task planning scheme added in the line fault tracing method according to the embodiment of the present application;
fig. 3 is a schematic flowchart of active work order monitoring and tracking in a line fault tracing method according to an embodiment of the present application;
fig. 4 is a schematic flowchart illustrating a process of generating a study management and control list and a white list in a trace source method for a line fault according to an embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of a line fault tracing system according to an embodiment of the present application.
Detailed Description
The application provides a line fault tracing method and system, and aims to solve the technical problems that a power supply service command system in the prior art lacks a positioning and business management and control means for branch line faults, is not beneficial to safe and stable operation of a power supply system, and affects the operation level of a power distribution network.
The following detailed description of the embodiments of the present invention is made with reference to specific examples.
Example one
As shown in fig. 1, an embodiment of the present application provides a method for tracing a line fault, where the method includes:
s10: and carrying out multi-layer classification on the power equipment to construct a branch line ledger.
Further, the step of performing multi-layer classification on the power equipment to construct a branch line ledger includes: s11: setting a multistage line division rule by setting a switch as a minimum unit; s12: acquiring information of the power equipment based on the multistage line division rule, and constructing a branch line ledger; s13: acquiring equipment and line adjustment information; s14: and updating the corresponding equipment and line in the branch line ledger by using the equipment and line adjustment information.
According to the method, the device management and control requirements and the device operation influence relationship are determined in a grading mode for each device in a device mechanism, the switch is used as the minimum unit for power equipment, multi-level device management and control are set, specifically set levels can be determined according to the device types and the device management and control requirements in the device structure, multi-level grading can be set for the devices with multiple device types and multiple management and control requirements, and the method sets the five-level device management and control requirements according to the universality of the power equipment structure, and certainly does not make specific limitation. And performing management and control classification on switches, power equipment and the like in the branch line by utilizing the set five-level equipment management and control requirements, and realizing the construction of the branch line ledger and the establishment of the transformer matching relationship in the power supply service system. The method comprises the steps of dividing the branch line into a plurality of levels according to a set multi-level line division rule, extracting information such as equipment information, connection relation, related elements and working parameters according to the equipment in the multi-level line division rule, forming a framework of the branch line account based on the connection hierarchical relation in the multi-level equipment, and recording the collected corresponding information based on the total framework of the branch line account to finish the branch line account.
For engineering projects such as equipment replacement, line dismantling and the like, each electric power subordinate company updates and deletes corresponding equipment and lines in the branch line ledger in time so as to ensure that data in the branch line ledger in the system is consistent with field equipment, and thus the reliability of fault positioning and tracking is ensured.
S20: and acquiring fault line data according to the generated fault.
S30: and determining a detection point based on the branch line ledger and the fault line data.
Specifically, according to the fault, namely where the power failure state occurs, the fault line data is collected for the area where the fault occurs, and the fault line data is the equipment and line data of the single distribution transformer fault where the power failure occurs. And matching the connection relation and the equipment information of each equipment in the branch line ledger with the equipment and line data in the collected fault line data, determining the equipment and line information related to the fault position, and determining a detection point based on the matched related equipment and line information, wherein the related equipment and line are the equipment and line which have line connection with the fault point and are in power supply and distribution relation.
S40: and respectively carrying out risk probability analysis on each detection point to determine the risk probability of each detection point.
Specifically, based on the equipment operation and line connection relationship between fault line data and detection points, the probability of risk occurrence of each detection point is subjected to predictive analysis, the closer the equipment operation and line connection relationship is, the greater the risk probability of the detection point is, and the determination is performed according to the line connection relationship in the ledger and the operation information relationship of the equipment.
Optionally, the risk probability prediction is performed by using the historical operating data, statistics is performed according to the risk probability of the detection points when the fault point in the historical operating data fails, and calculation is performed according to the risk data in the historical operating data to obtain the risk probability of each detection point.
S50: and controlling the mobile terminal to obtain details according to the risk probability of each detection point in sequence, tracing the source of the fault point through a research and judgment model, and obtaining the positioning information of the fault point, wherein the detail obtaining process comprises adding a task planning scheme.
Further, the mobile terminal is sequentially controlled according to the risk probability of each detection point to obtain details, and fault point tracing is performed through a research and judgment model to obtain fault point positioning information, and the S50 includes: s51: setting a branch line-branching line-subsection-main line upward tracing route; s52: respectively judging preset requirements of all levels of routes based on the upward tracing routes, and when the preset requirements are met, continuously tracing according to the upward tracing routes; s53: and when the preset requirement is not met, taking the current route as a fault point, and determining the fault point positioning information.
Further, preset requirement judgment is respectively carried out on all levels of routes based on the upward tracing route, when the preset requirement is met, tracing is continued according to the upward tracing route, and S52 comprises the following steps: s521: judging whether the power failure number of the branch line transformer in 20 minutes meets the preset requirement or not; s522: when the branch line number reaches the preset value, judging whether the branch line power failure number of the branch line within 20 minutes reaches the preset requirement; s523: when the branch line number reaches the preset value, judging whether the power failure number of the branch line within 20 minutes reaches the preset requirement; s524: when the number of the branch line power failures of the corresponding segment reaches the preset requirement, judging whether the number of the branch line power failures of the segment within 20 minutes reaches the preset requirement; s525: when the current reaches the preset value, judging whether the number of the subsection power cuts of the 10kv line in 20 minutes reaches the preset requirement; s526: and when the fault point is met, determining that the fault point is a 10kv line fault, wherein the fault point is the 10kv line.
Specifically, the mobile device of the terminal acquires details of each detection point, the details acquisition mainly collects device operation data for the detection points, and the mobile device is a terminal device, including but not limited to: robot, unmanned aerial vehicle, detection sensor, intelligent terminal etc.. The system applied by the method comprises a sensing layer, a network layer, a platform layer and an application layer, and forms a system structure, wherein the sensing layer comprises the mobile equipment for acquiring the detail data of the detection points, the communication connection is established through the network layer, the data transmission is carried out through an IOT channel, the data are integrated by using a management platform when the mobile equipment enters the platform layer, and the study and judgment and the platform account supervision are carried out when the mobile equipment enters the application layer.
As shown in fig. 2, the single-station-area power failure extracts the transformer operating state of the branch line belonging to the single station area, whether the transformer of the branch line belonging to the single station area has power failure in a certain proportion is set within 20 minutes, the certain proportion is set by a user, the set value is determined according to the requirement or experience value, and if the transformer of the preset proportion has power failure in 20 minutes, the single station area is directly determined to have a fault; and when the condition that the branch line preset proportion transformer has power failure within 20 minutes is met, tracing upwards according to the tracing route. And continuously judging whether the branch line of the branch line is in power failure within 20 minutes, if not, judging whether the branch line of a certain proportion of the branch line is in power failure within 20 minutes due to the single branch line failure, if not, continuously tracing the branch line upwards to obtain the source, and if so, continuing to obtain the source, and repeating the steps until the main line is the 10kv line, if the power failure occurs in the segment of the 10kv line in a certain proportion within 20 minutes, determining that the main line is the 10kv line failure, and if not, determining that the single segment failure occurs.
S60: and performing emergency repair on the line fault based on the additional task planning scheme, and acquiring and archiving information in the emergency repair process.
Further, the method comprises: s71: generating an active work order according to the fault point positioning information, wherein the active work order comprises fault information and fault point positioning information; s72: distributing the active work orders within preset time, and determining information of emergency repair personnel through a master station end and a client; s73: confirming the information of the emergency repair personnel, tracking the position of the emergency repair personnel, and determining the information of the emergency repair process; s74: and archiving the first-aid repair process information, the first-aid repair personnel information, the fault information and the fault point positioning information.
Specifically, in the detail obtaining process, the fault point location is determined, the active rush-repair work order is generated, a task planning scheme is added, as shown in fig. 2, the active work order is generated according to the determined fault information, the notification is performed through a short message, and after the active work order is generated, the dispatch is performed within 3 minutes preferably, so that the timeliness of the rush-repair work order is ensured. To the master station end, the APP end is dispatched, through the master station end, the APP end connects the order, confirm the personnel of salvageing, trail the personnel of salvageing, confirm whether the personnel of salvageing arrive and carry out the request, commander on-the-spot examines and checks the personnel of salvageing, and gather the process information of salvageing, including process data, salvage the result, finally will initiatively work the processing time of order, salvage personnel's information, the processing procedure, salvage the result and file, save in the database, be convenient for carry out follow-up inquiry and fault study and judge and carry out data analysis support and decision-making and guide. The analysis and determination of rules are researched and judged through branch lines, accurate holding of branch line faults is assisted, accurate positioning of fault points is promoted, online, vestigial and visual closed-loop management and control of work orders are achieved, the length of emergency repair is shortened, fault repair time and high-quality service level are further promoted, distribution network management capacity and customer service capacity are strengthened, the technical effect of safety operation level of a distribution network is improved, and the technical problem that a power supply service command system in the prior art lacks positioning and business management and control means aiming at branch line faults, safe and stable operation of the power supply system is not facilitated, and operation level of the distribution network is influenced is solved.
Optionally, after the branch line active work order is generated, the flow dispatching of the work order is completed within a preset time, the power failure information is issued in time by checking the reporting condition of the power failure plan and is reported to the national power grid center, and the power failure information is sent through a short message, so that the issuing of the customer warranty work order and the generation of the complaint work order are reduced. Namely, after the fault point is determined, the area for power failure and the power failure information are determined, the user in the area is informed through a short message, the power failure information is broadcasted, and the user can be prevented from reporting repair and complaints. The integration with a national network power failure information issuing data entry window is realized, one-key generation and import of data are realized after branch line work orders are generated, and the work efficiency is improved for basic unit load reduction.
According to the position of a fault point, rush-repair personnel timely arrive at the site for investigation and processing, and timely report information such as fault processing time, processing progress and the like of a command center, so that the command personnel can conveniently report power failure progress and change power failure plans, and the power failure plans can be determined based on the rush-repair progress and can also be broadcasted in a short message mode or a platform announcement mode.
And (4) the commander checks the normative, integrity and compliance of the returned work orders according to the requirement of the fault handling specification, and forms work order details according to the checking result, such as forming error report work order details for correcting the reason of the problem by time analysis.
The method comprises the steps of integrating information through filed information, evaluating the filed information to generate an analysis report, evaluating index data in the analysis report, supporting index requirements of relevant departments, if the work completion condition is evaluated, reporting units with poor evaluation results, and the like, so that monitoring and management of the process of the emergency repair work order are realized, and the work order processing efficiency is improved.
Further, as shown in fig. 3, the method includes: s81: tracking the active work order through a GIS map, and determining the state information of the active work order; s82: when the active work order state information is in an unprocessed state, generating reminding information; s83: and generating tracking execution information to track the unprocessed active work order based on the reminding information, and determining feedback information.
Specifically, the state of the active work order is tracked based on a GIS map, the GIS is understood to be a geographic information system, is a system for describing and representing the earth and other geographic sites by aiming at visualizing and analyzing geographic registration information, combines geography and cartography, is a novel map, presents non-static content, and provides an interactive window for accessing and using all geographic information, descriptive data and creating rich analysis models for GIS professionals. The active work order and the power failure information of the fault of the unaccepted branch line are subjected to agency reminding, the work order is quickly positioned according to the prompt information, the business processing is carried out, and the processing effect of the work order is improved. And early warning and reminding are carried out on the work order and power failure information which are processed overtime, the work order is positioned through prompt information, the work order processing environment is tracked and supervised, the feedback information is the work order state information determined according to the tracking state of the work order, if the work order state information is a new progress, whether the warning and early warning are required to be carried out is determined again according to the feedback information. The technical effects of monitoring the generated active work order state and ensuring real-time tracking and effective processing of the work order processing environment are achieved.
Further, as shown in fig. 4, the method includes: s91: obtaining a transformer work database; s92: analyzing the fault period of the transformer working database to determine fault high-occurrence time information; s93: when the fault high-occurrence time information exists, arranging the corresponding transformer in a study and judgment management and control list; s94: and when the fault high-occurrence time information is not in the state, adding the corresponding transformer into a white list, wherein the white list is not subjected to study and control.
Specifically, historical data of transformer operation is called, namely a transformer operation database, periodic analysis is carried out on the time of frequent power failure of the transformer according to the transformer operation database, for example, the transformer is connected to a well, the frequent power failure of the multiphase Guan Jingtong transformer is optimized according to seasonal characteristics in agricultural irrigation in spring, a white list is established, the transformer connected to the well is removed from the white list in spring and is included in a study and judgment rule, and the transformer is added into the white list after spring without study and judgment management and control. The method comprises the steps of determining fault high-occurrence time information of each transformer according to the power failure occurrence probability in a working database of each transformer, determining the fault high-occurrence time information when the power failure occurrence probability in a period reaches a preset threshold, determining the fault high-occurrence time information of the transformer if the power failure occurrence probability in the period does not reach the preset threshold, determining the size of the preset threshold of the probability according to the type, the running state, the importance of a supply object and the like of the transformer by the preset threshold, carrying out targeted management and control by using the working characteristics of the transformer, optimizing the power failure condition of the line, ensuring effective supervision of the line and timely ensuring the stability of the line.
In summary, the embodiment of the present application has the following beneficial effects:
1. by depending on transformer faults as a basis, analysis and determination of branch line study and judgment rules are assisted, accurate handling of branch line faults is facilitated, accurate positioning of fault points is improved, online, vestigial and visual closed-loop control of work orders is achieved, the length of rush repair is shortened, fault repair time and high-quality service level are further improved, distribution network management capacity and customer service capacity are strengthened, and the technical effect of the distribution network safe operation level is improved.
2. According to the periodic operation characteristics of the transformer, the time information of frequent power failure is determined, a white list is established, when the period of frequent power failure occurs, the transformer is removed from the white list and added into a study and judgment rule, when the period of frequent power failure occurs, the transformer is added into the white list, study and judgment are not carried out, the power failure condition of a targeted management and control line is achieved, the management and control efficiency of the transformer is improved, and the technical effect of stable operation of the transformer is ensured.
3. Through the integration with the national network power failure information issuing data entry window, the one-key generation and the import of data are realized after the branch line work order is generated, the load is reduced for basic units, and the working efficiency is improved.
4. The generated active work order state is monitored through a GIS map, real-time tracking and effective processing of a work order processing environment are guaranteed, active emergency repair work orders for the faults of the branch lines which are not accepted and power failure information are reminded to be handled, and the work orders can be quickly positioned according to prompt information to carry out business processing; and early warning and reminding are carried out on the overtime work order and the power failure information, the work order can be positioned through the prompt information, and the work order processing link is tracked and supervised.
Example two
Based on the same inventive concept as the line fault tracing method in the foregoing embodiment, an embodiment of the present application provides a line fault tracing system, and as shown in fig. 5, the system includes:
the platform account construction module is used for carrying out multi-layer classification on the power equipment and constructing a branch line platform account;
the fault data acquisition module is used for acquiring fault line data according to the generated fault;
the detection point determining module is used for determining a detection point based on the branch line ledger and the fault line data;
the risk probability determination module is used for respectively carrying out risk probability analysis on each detection point and determining the risk probability of each detection point;
the studying and judging module is used for controlling the mobile terminal to carry out detail acquisition according to the risk probability of each detection point in sequence, carrying out fault point tracing through a studying and judging model and obtaining fault point positioning information, wherein the detail acquisition process comprises adding a task planning scheme;
and the task planning module is used for rush-repairing the line fault based on the added task planning scheme and acquiring and filing information in the rush-repairing process.
Further, the standing book building module comprises:
a multistage rule setting unit for setting a multistage line division rule in a minimum unit of switch setting;
the ledger construction unit is used for acquiring information of the power equipment based on the multi-stage line division rule and constructing the branch line ledger;
the adjusting information acquisition unit is used for acquiring equipment and line adjusting information;
and the machine account updating unit is used for updating the information of the corresponding equipment and the corresponding line in the branch line machine account by using the equipment and the line adjusting information.
Further, the judging module comprises:
the tracing route setting unit is used for setting an upward tracing route of a branch line, a subsection and a main line;
the tracing judging unit is used for respectively carrying out preset requirement judgment on each level of route based on the upward tracing route, and when the preset requirement is met, continuously tracing according to the upward tracing route;
and the fault point determining unit is used for determining the fault point positioning information by taking the current route as a fault point when the preset requirement is not met.
Further, the trace back judgment unit includes:
the branch line judging unit is used for judging whether the power failure number of the branch line transformer in 20 minutes meets the preset requirement;
the branch line judging unit is used for judging whether the branching power failure number of the branch line in 20 minutes meets the preset requirement or not when the branching power failure number reaches the preset requirement;
the branching judgment unit is used for judging whether the power failure number of the branch line of the branching line in 20 minutes meets the preset requirement or not when the power failure number of the branch line reaches the preset requirement;
the subsection judging unit is used for judging whether the number of the line splitting power failures of the subsections within 20 minutes reaches the preset requirement or not when the number of the line splitting power failures reaches the preset requirement;
the main line judgment unit is used for judging whether the number of the segmental power failures of the 10kv line in 20 minutes meets the preset requirement or not when the number of the segmental power failures reaches the preset requirement;
and the main line fault point determining unit is used for determining that the fault point is a 10kv line fault when the fault point is satisfied, and the fault point is the 10kv line.
Further, the system further comprises:
the active work order generating unit is used for generating an active work order according to the fault point positioning information, and the active work order comprises fault information and fault point positioning information;
the work order dispatching unit is used for dispatching the active work orders within preset time and determining information of emergency repair personnel through the main station end and the client;
the first-aid repair confirming unit is used for confirming the information of the first-aid repair personnel, tracking the position of the first-aid repair personnel and determining the information of the first-aid repair process;
and the information filing unit is used for filing the emergency maintenance process information, the emergency maintenance personnel information, the fault information and the fault point positioning information.
Further, the system further comprises:
the work order state determining unit is used for tracking the active work order through a GIS map and determining active work order state information;
the reminding unit is used for generating reminding information when the active work order state information is in an unprocessed state;
and the feedback determining unit is used for generating tracking execution information to track the unprocessed active work order based on the reminding information and determining feedback information.
Further, the system further comprises:
the database obtaining unit is used for obtaining a transformer working database;
the cycle determining unit is used for analyzing the fault cycle of the transformer working database and determining fault high-occurrence time information;
the study and judgment control unit is used for listing the corresponding transformer into a study and judgment control list when the fault high-occurrence time information exists;
and the white list establishing unit is used for adding the corresponding transformer into a white list when the transformer is not in the fault high-occurrence time information, wherein the white list is not subjected to study and control.
The system for tracing to a line fault provided in the embodiment of the present application can implement any process of the method for tracing to a line fault in the first embodiment, please refer to the detailed contents of the first embodiment, and details are not repeated herein.
The specification and drawings are merely exemplary of the application and various modifications and combinations can be made thereto without departing from the spirit and scope of the application. Such modifications and variations of the present application are within the scope of the claims of the present application and their equivalents, and the present application is intended to include such modifications and variations.
Claims (8)
1. A tracing method for line fault is characterized by comprising the following steps:
carrying out multi-layer grading on the power equipment to construct a branch line ledger;
acquiring fault line data according to the fault;
determining a detection point based on the branch line ledger and the fault line data;
respectively carrying out risk probability analysis on each detection point to determine the risk probability of each detection point;
controlling the mobile terminal to acquire details according to the risk probability of each detection point in sequence, tracing the source of the fault point through a study and judgment model, and acquiring the positioning information of the fault point, wherein the detail acquisition process comprises the addition of a task planning scheme;
and performing emergency repair on the line fault based on the additional task planning scheme, and acquiring and archiving information in the emergency repair process.
2. The method of claim 1, wherein the performing multiple levels of hierarchy on the power equipment to construct a branch line ledger comprises:
setting a multistage line division rule by setting a switch as a minimum unit;
acquiring information of the power equipment based on the multistage line division rule, and constructing a branch line ledger;
acquiring equipment and line adjustment information;
and updating the corresponding equipment and line in the branch line ledger by using the equipment and line adjustment information.
3. The method of claim 1, wherein the controlling the mobile terminal to perform detail acquisition according to the risk probability of each detection point in turn, and performing fault point tracing through a study and judgment model to obtain fault point positioning information comprises:
setting a branch line-branching line-subsection-main line upward tracing route;
respectively judging preset requirements of all levels of routes based on the upward tracing routes, and when the preset requirements are met, continuously tracing according to the upward tracing routes;
and when the preset requirement is not met, taking the current route as a fault point, and determining the fault point positioning information.
4. The method according to claim 3, wherein the step of judging the preset requirement of each level of route respectively based on the upward tracing route, and when the preset requirement is met, the step of continuously tracing according to the upward tracing route comprises the following steps:
judging whether the power failure number of the branch line transformer in 20 minutes meets the preset requirement or not;
when the branch line number reaches the preset value, judging whether the branch line power failure number of the branch line within 20 minutes reaches the preset requirement;
when the branch line number reaches the preset value, judging whether the power failure number of the branch line within 20 minutes reaches the preset requirement;
when the time reaches, judging whether the branching power failure number of the segment which belongs to within 20 minutes reaches the preset requirement or not;
when the current reaches the preset value, judging whether the number of the subsection power cuts of the 10kv line in 20 minutes reaches the preset requirement;
and when the fault point is met, determining that the fault point is a 10kv line fault, and determining that the fault point is the 10kv line.
5. The method of claim 4, wherein the method comprises:
generating an active work order according to the fault point positioning information, wherein the active work order comprises fault information and fault point positioning information;
distributing the active work orders within preset time, and determining information of emergency repair personnel through a master station end and a client;
confirming the information of the first-aid repair personnel, tracking the position of the first-aid repair personnel, and determining the information of the first-aid repair process;
and archiving the first-aid repair process information, the first-aid repair personnel information, the fault information and the fault point positioning information.
6. The method of claim 5, wherein the method comprises:
tracking the active work order through a GIS map, and determining the state information of the active work order;
when the active work order state information is in an unprocessed state, generating reminding information;
and generating tracking execution information to track the unprocessed active work order based on the reminding information, and determining feedback information.
7. The method of claim 1, wherein the method comprises:
obtaining a transformer work database;
analyzing the fault period of the transformer working database to determine fault high-occurrence time information;
when the fault high-occurrence time information exists, arranging the corresponding transformer in a study and judgment management and control list;
and when the fault high-occurrence time information is not in the state, adding the corresponding transformer into a white list, wherein the white list is not subjected to study and control.
8. A line fault tracing system, said system comprising:
the platform account construction module is used for carrying out multi-layer classification on the power equipment and constructing a branch line platform account;
the fault data acquisition module is used for acquiring fault line data according to the generated fault;
a detection point determining module, configured to determine a detection point based on the branch line ledger and the fault line data;
the risk probability determining module is used for respectively carrying out risk probability analysis on each detection point and determining the risk probability of each detection point;
the studying and judging module is used for controlling the mobile terminal to carry out detail acquisition according to the risk probability of each detection point in sequence, carrying out fault point tracing through a studying and judging model and obtaining fault point positioning information, wherein the detail acquisition process comprises adding a task planning scheme;
and the mission planning module is used for rush repair of the line fault based on the added mission planning scheme and acquiring and filing information in the rush repair process.
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