CN114565297A - Join in marriage automatic check balance tool of net power failure maintenance plan - Google Patents
Join in marriage automatic check balance tool of net power failure maintenance plan Download PDFInfo
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- G—PHYSICS
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- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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- G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
- G06Q10/063—Operations research, analysis or management
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- G06Q10/06312—Adjustment or analysis of established resource schedule, e.g. resource or task levelling, or dynamic rescheduling
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- G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
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- G06Q10/06313—Resource planning in a project environment
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- G—PHYSICS
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- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/06—Electricity, gas or water supply
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Abstract
The invention relates to the key technical field of a novel power system, in particular to an automatic checking and balancing tool for a distribution network power failure maintenance plan, which obtains the total volume fraction condition through the weighted integral of equivalent constraint conditions after receiving the power failure plan application; then, an intelligent checking module checks the weighting information, wherein the intelligent checking module comprises compliance checking and risk checking; and the collection module issues the plan and synchronously pushes the plan to the distribution network OMS system after the intelligent checking module successfully checks the compliance and risk of the power failure plan. Through the constraint condition weighted integral of relevant specialties, the compliance of the maintenance plan is intelligently checked, careless omission caused by manual statistics is reduced, and time consumed by plan balance work can be shortened. After the risk check is successful, the power failure plan is gathered, the power failure plan is issued and synchronously pushed to a distribution network OMS system, the online fast flow is converted into plan specific implementation and sufficient time is reserved for carrying out work early-stage preparation, and the work efficiency is effectively improved.
Description
Technical Field
The invention relates to the key technical field of novel power systems, in particular to an automatic checking and balancing tool for a distribution network power failure maintenance plan.
Background
The current distribution network power failure maintenance plan balance adopts professional meeting holding balance, relevant constraint conditions need manual statistics and verification, manual work is easy to leak, multiple professional balancing meetings need to be held to determine a final plan, time consumption is long, and early preparation work of plan specific implementation is delayed. At present china's distribution network especially rural area distribution network is special because of geographical environment and influence such as the electric wire netting construction lag, grid structure is comparatively weak, it is not strong to join in marriage the net of taking ability each other, when arranging equipment power failure plan, to the electric wire netting operation mode, the power supply reliability level, the influence of customer normal power consumption is more outstanding, how to look for the balance point between power failure construction and the guarantee customer power consumption has become the problem of treating to the greatest extent and waiting to solve, consequently, from the balanced management of the overall process of power failure plan, through optimizing work flow, explore the concrete measure of promotion management, develop the balanced management of the overall process of distribution network power failure plan, thereby avoid repeated power failure, reduce interim power failure, strengthen electric wire netting operation risk management and control ability, it is very necessary to have promoted power failure plan overall process management level effectively. Therefore, a rapid, efficient, accurate and timely automatic checking and balancing tool for the distribution network power failure maintenance plan is designed to meet the urgent requirement.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the automatic balance checking tool for the distribution network power failure maintenance plan is rapid, efficient, accurate and timely.
The technical scheme of the technical problem to be solved by the invention is as follows: the utility model provides a join in marriage net power failure maintenance plan automatic check balance tool which characterized in that: the system comprises a weight item weighting module, an intelligent checking module and a summarizing module; the weight weighting module is provided with the following weights: holiday time, available time period, important equipment outage-incapable time period, repeated outage equipment, dual-power-supply users, temporary electricity-protection users, unavailable simultaneous outage equipment, combinable outage equipment, the number of users in outage, inspection center workload, and scheduling operation command workload; after receiving the power failure plan application:
obtaining the total volume division condition through the weighted integral of the equivalent constraint condition;
the intelligent checking module checks the weighting information, and the intelligent checking module comprises compliance checking and risk checking;
and the collection module issues the plan and synchronously pushes the plan to the distribution network OMS system after the intelligent checking module successfully checks the compliance and risk of the power failure plan.
Preferably, the risk check is performed by deeply summarizing the whole risk factors of the power failure plan from two dimensions of safety and reliability of a power grid and high-quality service of customers, accurately identifying the power failure risk by using core factors of repeated power failure of equipment, out-of-limit dispatching bearing capacity, conflict of power maintenance tasks, exceeding of the number of households in single power failure and repeated power failure of users, and classifying the power failure risk into an early warning level according to different risk influence degrees.
Preferably, if the power failure plan check result has no risk, the plan automatically takes effect; if the plan has risks, the plan needs to be effective after on-line approval of relevant responsibility units.
Preferably, the power supply path of the equipment is analyzed based on the topological relation and the running state of the equipment, the equipment in the power failure plan list is integrally analyzed, whether the power supply relation exists between the equipment to be powered off or not is identified, the maintenance work with the power supply relation is combined, and repeated power failure is avoided.
Preferably, the risk checking module comprises a power outage risk analysis module and forms a power outage risk analysis report.
Preferably, the power failure risk analysis module checks the grouping of the power failure devices at the same time, and specifically comprises:
and adding the devices with crossed time ranges into one group according to the devices contained in the power failure plan and the scheduled maintenance time.
Preferably, the outage risk analysis module is docked with the DAS system, and exploration and analysis are performed based on a load transfer strategy of the outage equipment group, specifically:
analyzing initial power failure equipment and power flow distribution by taking the simultaneous power failure of equipment sets in a power failure equipment group as an initial operation mode of load transfer strategy analysis; on the basis, possible load transfer strategies of the power failure equipment and the overload equipment are analyzed based on topology, and the strategies corresponding to the points to be processed are combined to form a series of strategy combinations.
Preferably, the DAS analyzes information about the influence of different handover strategies:
aiming at different strategy combinations, the recovery result of the power failure equipment and the load flow adjustment result of the heavy overload equipment are integrally analyzed, information such as the load which cannot recover power transmission finally, the heavy overload condition and the like is summarized, and the condition that the load rate exceeds a certain limit value is directly filtered according to a load flow control target.
Preferably, based on the risks caused by the power failure plan found in the power failure risk checking and constraint condition checking processes, the risk points which do not pass the checking are reminded, and the operation personnel are assisted to perform targeted adjustment on the power failure plan.
Preferably, the factors that pose a risk to the grid include:
firstly, when the temperature of a region is lower than minus 10 degrees or higher than 32 degrees;
secondly, when a certain area is in the extremely severe weather of thunderstorm or heavy rain to torrential rain;
and thirdly, when the precipitation in a certain area exceeds a preset threshold value.
The invention has the beneficial effects that:
by weighting and integrating constraint conditions of related specialties, the compliance of the maintenance plan is intelligently checked, careless omission caused by manual statistics is reduced, and time consumed by plan balance work can be shortened. After the risk check is successful, the power failure plan is gathered, the power failure plan is issued and synchronously pushed to a distribution network OMS system, the online fast flow is changed into plan specific implementation and sufficient time is reserved for carrying out work early-stage preparation, and the work efficiency can be effectively improved.
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FIG. 1 is a specific architecture diagram of an embodiment of the present invention
Detailed Description
In order to make the technical scheme and the beneficial effects of the invention clearer, the following explains the embodiments of the invention in further detail.
The utility model provides a join in marriage net power failure maintenance plan automatic check balancing tool, includes right item weighting module, intelligent check module, gathers the module. And after a power failure plan application is received, obtaining the total volume fraction situation through equivalent constraint condition weighted integration. And the intelligent checking module checks the weighting information, and comprises compliance checking and risk checking. And the collection module issues the plan and synchronously pushes the plan to the distribution network OMS system after the intelligent checking module successfully checks the compliance and risk of the power failure plan.
The tool is set and developed based on a server or a cloud server, and is based on an intelligent distribution network mode staff technical framework shown in figure 1. By utilizing the artificial intelligence technology, the intelligent analysis of the power supply capacity of the distribution network is realized, the balance of an online power failure plan is realized, the intelligent arrangement of the distribution network mode is realized, the intelligent generation and execution of a one-key distribution network power supply transfer scheme are provided, the optimal power supply path decision is provided, the traditional operation mode management is changed to the artificial intelligence direction, and the distribution network regulation and control operation management efficiency is improved.
When balance automatic check is carried out, monthly power failure maintenance plan intelligent management and control are included. The method specifically comprises the following steps:
first, power cut plan declaration flow
When the power failure plan is submitted, the planned all-element risk check can be automatically completed, and the existing risks can be displayed in real time. Risk checking is mainly based on two dimensions of safety and reliability of a power grid and high-quality service of customers, the power failure plan risk full elements are deeply summarized, and power failure risks are accurately identified by 8 core elements, namely repeated power failure of equipment, out-of-limit dispatching bearing capacity, conflict of power maintenance tasks, exceeding of the number of users in single power failure, repeated power failure of users and the like. And according to the difference of the risk influence degree, dividing the power failure risk into early warning grades.
If the power failure plan check result has no risk, the plan automatically takes effect; if the plan has risks, the plan needs to be effective after on-line approval of related responsibility units. The risk types such as equipment safety and the number of households, the power failure risk of a user, the scheduling bearing capacity is out of limit and is separately signed by related departments, and the scheduling departments determine approval according to the risk grades and the like after approval.
Second, power cut plan declaration initiation
The method provides various power failure equipment selection modes such as automatic association of defective equipment, equipment list selection, primary wiring diagram selection and the like. Generation of the annual plan and generation of the monthly plan may be selected.
1) Automatic association of defective devices: the information of the defect flow (or log) is butted and compared with the equipment in the current power failure plan, the equipment which is not listed in the power failure plan is found, and the power failure plan is automatically recommended to be added;
2) and selecting a device list: the method comprises the steps of obtaining an equipment list by butting an EMS system, selecting power failure equipment through the equipment list, supporting screening and fuzzy query of a substation (line) to which the equipment belongs, and supporting first letter search during screening query;
3) primary wiring diagram selection: automatically connecting a wiring diagram and the current operation state of systems such as EMS and the like, and displaying the charged coloring state of the equipment; and selecting the power failure equipment on the basis of the point diagram.
4) And aiming at the declared equipment, automatically pushing the trip, grounding and non-stop record of the corresponding line within one year for the reference of maintenance plan content arrangement and fault reason analysis.
Third, repeated power failure equipment inspection
The power supply path of the equipment is analyzed based on the topological relation and the running state of the equipment, the equipment in the power failure plan list is integrally analyzed, whether the power supply relation exists between the equipment to be powered off is identified, the maintenance work with the power supply relation is combined, and repeated power failure is avoided.
Fourth, power failure risk analysis report
1) And meanwhile, grouping power failure equipment: adding the devices with crossed time ranges into a group according to the devices contained in the power failure plan and the scheduled maintenance time;
2) and docking with the DAS, and performing exploration analysis based on a load transfer strategy of the power failure equipment set: analyzing initial power failure equipment and power flow distribution by taking simultaneous power failure of equipment sets in a power failure equipment group as an initial operation mode of load transfer strategy analysis; on the basis, possible load transfer strategies of the power failure equipment and the overload equipment are analyzed based on topology, and the strategies corresponding to all the points to be processed are combined to form a series of strategy combinations;
3) the DAS analyzes and returns information about influences (power failure range and power flow distribution) caused by different transfer strategies: aiming at different strategy combinations, the recovery result of the power failure equipment and the load flow adjustment result of the heavy overload equipment are integrally analyzed, information such as the load which cannot recover power transmission finally, the heavy overload condition and the like is summarized, and the condition that the load rate exceeds a certain limit value is directly filtered according to a load flow control target.
4) And generating a power failure analysis report through power failure plan checking according to the power failure plan content.
Fifthly, checking the constraint condition of planning and arrangement
And checking the planning result based on the planning constraint logic library. The method comprises the following steps:
1) holiday time constraints
Aiming at important activities, important meetings, major holidays, power conservation and other special dates, the system supports the configuration function of a special time period, and the power failure plan is not allowed to be executed in the configuration time period. When the maintenance plan is intelligently arranged, the system automatically executes the holiday constraint checking function, automatically adjusts the maintenance plan time with conflict, and displays adjustment detail data and the use constraint rule.
2) Available time period constraint checking
Aiming at the power failure plans of different maintenance types and working types, the system supports the configuration function of the available time period of the power failure plan, and for the configured maintenance types or working types, the maintenance can be carried out only in the configured time period. When the maintenance plan is intelligently arranged, the system automatically executes the available time period constraint checking function, automatically adjusts the maintenance plan time with conflict, and displays the adjustment detail data and the use constraint rule.
3) Important equipment and power-protection user constraint checking
The method supports the distinguishing of important equipment, can set a constraint rule of a non-blackout time period aiming at specific important equipment, establishes an important equipment constraint table, automatically executes an important equipment constraint checking function by a system when an overhaul plan is intelligently arranged, automatically adjusts the overhaul plan time with conflict, and displays adjustment detail data and uses the constraint rule.
4) Power failure frequency constraint check
The method has the advantages that data collection is automatically carried out on historical power failure records of power failure users in two months in the power failure scheme, the condition of high power failure frequency is automatically reminded, and customer complaint management and control and power supply reliability reference are provided.
5) Dual power user constraints
The method comprises the steps that a dual-power user table is established, the dual-power supply line of the same user cannot be powered off at the same time, when an overhaul plan is intelligently arranged, the system automatically retrieves line information in the dual-power user table, the line information is checked with power-off equipment in all power-off plans, and if conflicts exist, prompt is given, and warning information and use constraint rules are displayed.
6) Constraint of not stopping at the same time
And establishing an equipment table for not simultaneously stopping, wherein the equipment table is mainly used for not simultaneously stopping power of equipment such as the same-tower double-circuit line and the line erected on the same pole. When the maintenance plan is intelligently arranged, the system automatically searches the line information in the equipment list which can not be stopped simultaneously, checks the line information with the power failure equipment in all power failure plans, and gives and prompts if conflicts exist, and displays alarm information and use constraint rules.
7) Scheduling workload constraints
Aiming at the same scheduling mechanism, the upper limit of the scheduling workload (scheduling operation commanding work) of each day or each hour is set, and if the initialization value of the scheduling workload (scheduling operation commanding work) corresponding to one distribution network maintenance plan is 2 and the upper limit of the workload of the scheduling mechanism per hour can be set to be 10, at most 5 distribution network maintenance works can be scheduled and commanded per hour. When the maintenance plan is intelligently arranged, the system automatically executes the scheduling workload constraint checking function, and if conflicts exist, the system gives and prompts, displays alarm information and uses constraint rules.
Intelligent arrangement of six-month and monthly plans
And generating a monthly maintenance plan by taking the annual maintenance plan as a basic frame. According to the monthly maintenance plan, constraint conditions such as festival holiday time, available time periods, important equipment uninterruptible time periods, repeated power failure equipment, dual-power-supply users, unavailable equipment, combinable power failure equipment, inspection center workload, scheduling operation command workload and the like are required, the system can intelligently check the compliance of the maintenance plan according to constraint rules, and intelligently arrange the distribution network monthly maintenance plan.
Seventh, auxiliary adjustment of power failure plan
Based on the risks caused by the power failure plan in the power failure risk checking and constraint condition checking processes, the risk points which do not pass the checking are reminded, and the operation personnel are assisted to carry out targeted adjustment on the power failure plan. Many situations such as delay and cancellation of distribution network day-ahead planning come from the influence of extremely severe weather.
1) When the temperature of the region is lower than-10 degrees or higher than 32 degrees, the service logic and weak point reasoning of the power grid are needed, the overhaul of the main transformer side is intelligently delayed, and the influence on the safety of the power grid due to the ultrahigh load is avoided.
2) When a certain area is in extremely severe weather such as thunderstorm or heavy rain to torrential rain, the outdoor maintenance plan does not accord with the safe maintenance condition of the power grid, and related day-ahead maintenance is intelligently reminded and delayed.
3) When the precipitation in a certain area exceeds a certain amount, the historical data of the equipment is needed to analyze which areas of the equipment are possibly soaked, and the intelligent reminding is used for protecting in advance.
4) The power failure plan can be temporarily added.
Eighthly, issuing power failure plan
And docking with a distribution network OMS system, and issuing a power failure plan after mode personnel confirm. And the risk points in the execution process of the power failure plan are issued and transferred along with the power failure plan.
According to the invention, the compliance of the maintenance plan is checked through AI intelligent verification, so that careless omission caused by manual statistics is reduced, and the time consumed by plan balancing work is greatly shortened. The plan is reported and is reported fast circulation on the balance line, reserves sufficient time for plan concrete implementation and carries out work prophase preparation, effectively promotes work efficiency.
In summary, the present invention is only a preferred embodiment, and is not intended to limit the scope of the present invention, and various changes and modifications can be made by workers in the light of the above description without departing from the technical spirit of the present invention. The technical scope of the present invention is not limited to the content of the specification, and all equivalent changes and modifications in the shape, structure, characteristics and spirit described in the scope of the claims of the present invention are included in the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a join in marriage net power failure maintenance plan automatic check balancing tool which characterized in that:
the system comprises a weight item weighting module, an intelligent checking module and a summarizing module;
the weight weighting module is provided with the following weights:
holiday time, available time period, important equipment outage-incapable time period, repeated outage equipment, dual-power-supply users, temporary electricity-protection users, unavailable simultaneous outage equipment, combinable outage equipment, the number of users in outage, inspection center workload, and scheduling operation command workload;
after receiving the power failure plan application:
obtaining the total volume division condition through the weighted integral of the equivalent constraint condition;
the intelligent checking module checks the weighting information, and the intelligent checking module comprises compliance checking and risk checking;
and the collection module issues the plan and synchronously pushes the plan to a distribution network OMS system after the intelligent checking module successfully checks the compliance and risk of the power failure plan.
2. The distribution network power failure maintenance plan automatic check balancing tool of claim 1, characterized in that:
the risk checking is mainly based on two dimensions of safety and reliability of a power grid and high-quality service of customers, the power failure plan risk full elements are deeply summarized, the power failure risk is accurately identified by core elements of repeated power failure of equipment, out-of-limit dispatching bearing capacity, conflict of power maintenance tasks, exceeding standard of the number of users in single power failure and repeated power failure of the users, and the power failure risk is classified into early warning grades according to different risk influence degrees.
3. The distribution network power failure maintenance plan automatic check balancing tool of claim 1, characterized in that:
if the power failure plan check result has no risk, the plan automatically takes effect; if the plan has risks, the plan needs to be effective after on-line approval of relevant responsibility units.
4. The distribution network power failure maintenance plan automatic check balancing tool of claim 1, characterized in that:
the power supply path of the equipment is analyzed based on the topological relation and the running state of the equipment, the equipment in the power failure plan list is integrally analyzed, whether the power supply relation exists between the equipment to be powered off is identified, the maintenance work with the power supply relation is combined, and repeated power failure is avoided.
5. The distribution network power failure maintenance plan automatic check balancing tool of claim 1, characterized in that:
the risk checking comprises a power failure risk analysis module and forms a power failure risk analysis report.
6. The distribution network power failure maintenance plan automatic check balancing tool of claim 5, characterized in that:
the power failure risk analysis module checks the grouping of the power failure equipment at the same time, and specifically comprises the following steps:
and adding the devices with crossed time ranges into one group according to the devices contained in the power failure plan and the scheduled maintenance time.
7. The distribution network power failure maintenance plan automatic check balancing tool of claim 5, characterized in that:
the power failure risk analysis module is in butt joint with the DAS, and exploration and analysis are carried out based on a load transfer strategy of a power failure equipment set, and the method specifically comprises the following steps:
analyzing initial power failure equipment and power flow distribution by taking simultaneous power failure of equipment sets in a power failure equipment group as an initial operation mode of load transfer strategy analysis; on the basis, possible load transfer strategies of the power failure equipment and the overload equipment are analyzed based on topology, and the strategies corresponding to the points to be processed are combined to form a series of strategy combinations.
8. The distribution network power failure maintenance plan automatic check balancing tool of claim 7, characterized in that:
analyzing influence information caused by the DAS on different transfer strategies:
aiming at different strategy combinations, the recovery result of the power failure equipment and the load flow adjustment result of the heavy overload equipment are integrally analyzed, information such as the load which cannot recover power transmission finally, the heavy overload condition and the like is summarized, and the condition that the load rate exceeds a certain limit value is directly filtered according to a load flow control target.
9. The distribution network power failure maintenance plan automatic check balancing tool of claim 5, characterized in that:
based on the risks caused by the power failure plan in the power failure risk checking and constraint condition checking processes, the risk points which do not pass the checking are reminded, and the operation personnel are assisted to carry out targeted adjustment on the power failure plan.
10. The distribution network power failure maintenance plan automatic check balancing tool of claim 9, characterized in that:
factors that pose a risk to the grid include:
firstly, when the temperature of the region is lower than-10 degrees or higher than 32 degrees;
secondly, when a certain area is in the extremely severe weather of thunderstorm or heavy rain to torrential rain;
and thirdly, when the precipitation in a certain area exceeds a preset threshold value.
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| CN115033832A (en) * | 2022-06-14 | 2022-09-09 | 国网山东省电力公司临清市供电公司 | Method, system and terminal for automatically checking balance of distribution network power failure maintenance plan |
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