CN114462637A - Single distribution network line control method and storage medium - Google Patents
Single distribution network line control method and storage medium Download PDFInfo
- Publication number
- CN114462637A CN114462637A CN202111681161.8A CN202111681161A CN114462637A CN 114462637 A CN114462637 A CN 114462637A CN 202111681161 A CN202111681161 A CN 202111681161A CN 114462637 A CN114462637 A CN 114462637A
- Authority
- CN
- China
- Prior art keywords
- line
- condition
- distribution network
- maintenance
- single distribution
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009826 distribution Methods 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000003860 storage Methods 0.000 title claims abstract description 7
- 238000012423 maintenance Methods 0.000 claims abstract description 33
- 230000007547 defect Effects 0.000 claims description 23
- 238000012545 processing Methods 0.000 claims description 14
- 238000007689 inspection Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 4
- 238000011160 research Methods 0.000 claims description 4
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 238000004590 computer program Methods 0.000 claims description 2
- 238000007726 management method Methods 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013211 curve analysis Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- 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
- G06Q10/00—Administration; Management
- G06Q10/20—Administration of product repair or maintenance
-
- 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
- G06F17/18—Complex mathematical operations for evaluating statistical data, e.g. average values, frequency distributions, probability functions, regression analysis
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- 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
- G06Q10/00—Administration; Management
- G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
- G06Q10/063—Operations research, analysis or management
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- 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
- G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
- G06Q50/06—Energy or water supply
Landscapes
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Human Resources & Organizations (AREA)
- General Physics & Mathematics (AREA)
- Economics (AREA)
- Theoretical Computer Science (AREA)
- Strategic Management (AREA)
- Entrepreneurship & Innovation (AREA)
- Tourism & Hospitality (AREA)
- General Business, Economics & Management (AREA)
- Marketing (AREA)
- Operations Research (AREA)
- Data Mining & Analysis (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Physics (AREA)
- Quality & Reliability (AREA)
- Mathematical Optimization (AREA)
- Health & Medical Sciences (AREA)
- Computational Mathematics (AREA)
- Bioinformatics & Computational Biology (AREA)
- Evolutionary Biology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Probability & Statistics with Applications (AREA)
- Primary Health Care (AREA)
- Algebra (AREA)
- General Health & Medical Sciences (AREA)
- Databases & Information Systems (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Public Health (AREA)
- Development Economics (AREA)
- Educational Administration (AREA)
- Game Theory and Decision Science (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a single distribution network line control method and a storage medium, wherein the method comprises the following steps: acquiring the condition of a single distribution network line, and studying and judging the operation and maintenance condition and the running condition of the single distribution network line according to the condition of the single distribution network line; determining a line problem based on the judging result, and forming a line problem list; analyzing the line problem list to generate a line operation and maintenance strategy; the method is used for guiding the projection of the problems of the single distribution network line, fusing the data of different data sources, automatically generating the problem list of the single distribution network line, assisting in generating the customized operation and maintenance strategy of the single distribution network line, providing decision-making command basis for a distribution network management layer, providing key rectification lists for distribution network operation and maintenance personnel, and facilitating the fine management of the distribution network line.
Description
Technical Field
The invention relates to the technical field of power informatization management, in particular to a single distribution network line management and control method and a storage medium.
Background
In the power system, a plurality of distribution network lines are erected in the mountains, and part of the distribution network racks are weak, the power supply radius is long, and the number of line branches is large, so that the difficulty of the work of distribution network line inspection, maintenance, troubleshooting and the like is increased. In addition, most of the current distribution network information systems use distribution network management as a main line, and for a single distribution network line problem, a plurality of systems need to be searched one by a worker, which wastes time and labor. Therefore, it is necessary to perform a specific control on a single distribution network line.
Disclosure of Invention
In view of the above problems, the inventor provides a single distribution network line management and control method and a storage medium, which are used for providing reliable data support for users to master weak links and main problems of a single distribution network line and are beneficial to fine management of the distribution network line.
According to a first aspect, the present invention provides a method for managing and controlling a single distribution network line, including the following steps:
step S1: obtaining the condition of a single distribution network line; the single distribution network line condition comprises a standing book condition, a defect condition, a voltage condition, a load condition, a power supply reliability condition and an operation and maintenance condition;
step S2: according to the condition of the single distribution network line, studying and judging the operation and maintenance and operation conditions of the single line;
step S3: determining a line problem based on the result of the research and judgment, and forming a line problem list;
step S4: analyzing the line problem list to generate a line operation and maintenance strategy; the line operation and maintenance strategy comprises the following steps: line voltage regulation advice, line switch over advice or reduced supply radius advice.
Further, the step S2 includes:
and judging whether the operation life of the line exceeds 30 years and the power supply radius exceeds 15km or not based on the standing book condition.
Further, the step S2 includes:
judging whether the emergency defect exceeds 24 hours to be processed or not based on the defect condition; whether the major defect is treated for more than 7 days; whether the urgent defect processing time is 2 hours before the latest processing time and whether the major defect processing time is 1 day before the latest processing time.
Further, the step S2 includes:
based on the voltage condition, the low voltage distribution variable, the high voltage distribution area number, the low voltage distribution area number, the high voltage low voltage user number and the low voltage user number of the line are researched and judged
Further, the step S2 includes:
based on the load condition, judging the heavy overload condition of the line;
the conditions of heavy overload of the line are as follows: taking the current-carrying capacity of the line as a reference value, counting the duration of 80% or 100% of the feeder current exceeding the reference value within 1 day, and recording for 1 time if the duration exceeds 1 hour; and if the circuit is accumulated for 3 times in 1 natural month, judging that the circuit is heavily overloaded.
Further, the step S2 includes:
and on the basis of the power supply reliability condition, whether the average power failure time of the client of the line is increased compared with the same period, whether the repeated power failure of the fault is increased compared with the same period and whether the number of the clients is increased compared with the same period during the power failure of the fault are researched and judged.
Further, the step S2 includes:
and based on the operation and maintenance condition, judging whether the inspection operation of the line exceeds the period, whether the complaint condition is increased compared with the period and whether the power failure is increased compared with the period.
Further, the method further comprises:
step S5: and after the line operation and maintenance strategy is executed, monitoring and comparing the execution condition of the strategy.
Further, the step S5 includes:
after the line operation and maintenance strategy is executed, whether the overload occurs again in the subsequent months is analyzed; analyzing whether high and low voltages occur again; analyzing whether the power failure of the subsequent month is increased or decreased; whether the average power failure time of the clients in the subsequent months is reduced or not and whether the number of the clients in the fault power failure is reduced or not are analyzed; analyzing whether the follow-up month patrol operation exceeds the period; analyzing whether the complaints of the subsequent months are reduced.
According to a second aspect, the invention also provides a computer-readable storage medium having stored thereon a computer program executable by a processor for carrying out the steps of the method as described above.
Compared with the prior art, the invention has the beneficial effects that:
the invention automatically generates the problem list of the single distribution network line according to the research and judgment result by analyzing and researching the ledger, defects, voltage, load, power supply reliability, faults, power failure, operation and maintenance conditions and the like of the single distribution network line, assists in generating the customized operation and maintenance strategy of the single distribution network line, provides decision and command basis for a distribution network management layer and provides a key rectification list for operation and maintenance personnel of the distribution network.
Drawings
Fig. 1 is a flowchart of a power outage operation plan balance optimization method provided by the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following detailed description and accompanying drawings.
Example 1
As shown in fig. 1, the present invention provides a method for managing and controlling a single distribution network line, which includes the following steps:
step S1: obtaining the condition of a single distribution network line; the condition of a single distribution network line comprises a standing book condition, a defect condition, a voltage condition, a load condition, a power supply reliability condition and an operation and maintenance condition; the information is stored in business systems of production, voltage monitoring, allocation and preemption, scheduling, marketing and the like, data needs to be integrated in a data integration mode of a key, an interface and the like, and relevant data processing, integration, conversion and the like are carried out on the data so as to support the omnibearing management and control of a distribution network line.
Step S2: and according to the condition of the single distribution network line, studying and judging the operation and maintenance and operation conditions of the single line.
Namely:
and (3) judging whether the operation age of the line exceeds 30 years and whether the power supply radius exceeds 15km or not based on the account condition (including the unit to which the line belongs, the transformer substation to which the line belongs, the operation and maintenance department, the asset attribute, the line length, the number of distribution networks, the power supply radius, the commissioning time and the commissioning age limit).
Judging whether the emergency defects exceed 24 hours for processing based on defect conditions (including un-deleted defects, overdue deleted defects, to-be-overtime defects, newly added defects in the month and the like); whether the major defect is treated for more than 7 days; whether the urgent defect processing time is 2 hours before the latest processing time and whether the major defect processing time is 1 day before the latest processing time.
Based on the voltage condition, high voltage is joined in marriage variable, low voltage and is joined in marriage variable, high voltage platform district number, low voltage platform district number, the number of high voltage low pressure users and the number of low voltage low pressure users under this circuit are researched and judged to carry out historical curve analysis with regard to the high-low voltage condition, the judgement basis of high-low voltage is: whether the single-phase voltage at the low-voltage side of the distribution transformer is higher than 250V, whether the single-phase voltage at the low-voltage side of the distribution transformer is lower than 198V, whether the amplitude of the voltage at the user side is higher than 250V and whether the amplitude of the voltage at the user side is lower than 198V.
Based on the load condition, the maximum load rate of the line, the historical heavy overload times, the daily heavy overload number exceeding 2 hours distribution variable, the monthly new heavy overload number, the monthly heavy overload number exceeding 20 days distribution variable and other heavy overload conditions are researched and judged. The conditions of heavy overload of the line are as follows: taking the current-carrying capacity of the line as a reference value, counting the duration of 80% or 100% of the feeder current exceeding the reference value within 1 day, and recording for 1 time if the duration exceeds 1 hour; and if the circuit is accumulated for 3 times in 1 natural month, judging that the circuit is heavily overloaded.
Based on the power failure condition, whether the planned power failure of the line is increased compared with the scheduled power failure in the same period or not and whether the planned power failure of the line is increased compared with the scheduled power failure in the same period or not are researched and judged.
Based on the power supply reliability condition, whether the average power failure time of the client of the line is increased compared with the same period, whether the repeated power failure of the fault is increased compared with the same period and whether the number of the clients is increased compared with the same period when the fault is powered off are researched and judged.
Based on the operation and maintenance condition, whether the inspection operation of the line is overdue or not is judged, and whether the complaints such as 12398, 95598 and the like are increased or not compared with the same period and whether the power failure is increased or not compared with the same period are judged.
Step S3: and (4) refining and summarizing the results of the research and judgment to determine the line problems and form a line problem list, wherein the line problem list comprises the information of the aspects of the operation age of a single line, the condition whether the power supply radius is too long, the heavy overload condition, the high and low voltage condition, the power failure condition, the power supply reliability, the complaint, the operation and maintenance and the like.
Step S4: and analyzing the line problem list, forming customized operation and maintenance strategies according to the characteristic problem of each line, making reasonable solution measures and treatment plans, and improving the healthy operation level of the power distribution network lines. The line operation and maintenance strategy comprises operation and maintenance suggestions such as providing specialized line voltage regulation, line transfer or reducing power supply radius.
Step S5: and after the line operation and maintenance strategy is executed, monitoring and comparing the execution condition of the strategy. Namely: after the line operation and maintenance strategy is executed, comparing the load rate of the subsequent month with a load threshold (the load rate is more than or equal to 80 percent), and analyzing whether the subsequent month is overloaded again; comparing the voltage values of each month, and analyzing whether high and low voltages appear again; comparing the subsequent power failure conditions, and analyzing whether the power failure of the subsequent month is increased or decreased; comparing the subsequent power supply reliability conditions, and analyzing whether the average power failure time of the subsequent month customers is reduced or not and whether the number of the households is reduced during the fault power failure or not; comparing the subsequent operation and maintenance conditions, and analyzing whether the follow-up month inspection operation exceeds the period; and comparing the subsequent complaints, and analyzing whether the complaints of the subsequent months are reduced.
The present invention has been described in terms of specific examples, which are provided to aid understanding of the invention and are not intended to be limiting. For a person skilled in the art to which the invention pertains, several simple deductions, modifications or substitutions may be made according to the idea of the invention.
Claims (10)
1. A single distribution network line control method is characterized by comprising the following steps:
step S1: obtaining the condition of a single distribution network line; the single distribution network line condition comprises a standing book condition, a defect condition, a voltage condition, a load condition, a power supply reliability condition and an operation and maintenance condition;
step S2: according to the condition of the single distribution network line, studying and judging the operation and maintenance and operation conditions of the single line;
step S3: determining a line problem based on the result of the research and judgment, and forming a line problem list;
step S4: analyzing the line problem list to generate a line operation and maintenance strategy; the line operation and maintenance strategy comprises the following steps: line voltage regulation advice, line switch over advice or reduced supply radius advice.
2. The method of claim 1, wherein the step S2 includes:
and judging whether the operation life of the line exceeds 30 years and the power supply radius exceeds 15km or not based on the standing book condition.
3. The method of claim 1, wherein the step S2 includes:
judging whether the emergency defect exceeds 24 hours to be processed or not based on the defect condition; whether the major defect is treated for more than 7 days; whether the urgent defect processing time is 2 hours before the latest processing time and whether the major defect processing time is 1 day before the latest processing time.
4. The method of claim 1, wherein the step S2 includes:
and based on the voltage condition, the low voltage distribution variable, the high voltage transformer area number, the low voltage transformer area number, the high voltage low voltage user number and the low voltage user number of the line are researched and judged.
5. The method of claim 1, wherein the step S2 includes:
based on the load condition, judging the heavy overload condition of the line;
the conditions of heavy overload of the line are as follows: taking the current-carrying capacity of the line as a reference value, counting the duration of 80% or 100% of the feeder current exceeding the reference value within 1 day, and recording for 1 time if the duration exceeds 1 hour; and if the circuit is accumulated for 3 times in 1 natural month, judging that the circuit is heavily overloaded.
6. The method of claim 1, wherein the step S2 includes:
and on the basis of the power supply reliability condition, whether the average power failure time of the client of the line is increased compared with the same period, whether the repeated power failure of the fault is increased compared with the same period and whether the number of the clients is increased compared with the same period during the power failure of the fault are researched and judged.
7. The method of claim 1, wherein the step S2 includes:
and based on the operation and maintenance condition, judging whether the inspection operation of the line exceeds the period, whether the complaint condition is increased compared with the period and whether the power failure is increased compared with the period.
8. The method of claim 1, further comprising:
step S5: and after the line operation and maintenance strategy is executed, monitoring and comparing the execution condition of the strategy.
9. The method of claim 8, wherein the step S5 includes:
after the line operation and maintenance strategy is executed, whether the overload occurs again in the subsequent months is analyzed; analyzing whether high and low voltages occur again; analyzing whether the power failure of the subsequent month is increased or decreased; whether the average power failure time of the clients in the subsequent months is reduced or not and whether the number of the clients in the fault power failure is reduced or not are analyzed; analyzing whether the follow-up month patrol operation exceeds the period; analyzing whether the complaints of the subsequent months are reduced.
10. A computer-readable storage medium, on which a computer program is stored, characterized in that the program is executable by a processor to implement the steps of the method according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111681161.8A CN114462637A (en) | 2021-12-28 | 2021-12-28 | Single distribution network line control method and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111681161.8A CN114462637A (en) | 2021-12-28 | 2021-12-28 | Single distribution network line control method and storage medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114462637A true CN114462637A (en) | 2022-05-10 |
Family
ID=81408339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111681161.8A Pending CN114462637A (en) | 2021-12-28 | 2021-12-28 | Single distribution network line control method and storage medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114462637A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116402495A (en) * | 2023-06-06 | 2023-07-07 | 广东电网有限责任公司梅州供电局 | Operation and maintenance strategy analysis method and system for power distribution network, electronic equipment and storage medium |
-
2021
- 2021-12-28 CN CN202111681161.8A patent/CN114462637A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116402495A (en) * | 2023-06-06 | 2023-07-07 | 广东电网有限责任公司梅州供电局 | Operation and maintenance strategy analysis method and system for power distribution network, electronic equipment and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20040158772A1 (en) | Value-based transmission asset maintenance management of electric power networks | |
| CN108665186A (en) | Distribution transforming heavy-overload blackouts monitoring method and device based on metering automation system | |
| CN111682534A (en) | Method for analyzing batch transfer scheme of feeder lines of power distribution network | |
| US20130197706A1 (en) | Systems and Methods for Dynamic Islanding to Minimize Load Shed During Restoration After a Fault | |
| CN108369719A (en) | Equipment management system and device management method | |
| CN106779442A (en) | Have a power failure the generation method and device planned | |
| CN114462637A (en) | Single distribution network line control method and storage medium | |
| CN115358558A (en) | Real-time power grid state safety checking method based on digital preplan model | |
| CN111667302B (en) | Method, device and equipment for processing abnormal discharge of power spot market | |
| CN111667143A (en) | Method for realizing fusion of real-time monitoring data and service management data in power grid dispatching | |
| US9502898B2 (en) | Systems and methods for managing a power distribution system | |
| RU2754484C9 (en) | Method and device for ensuring the balance of electricity consumption | |
| CN113949155A (en) | Panoramic power quality monitoring system with real-time monitoring function | |
| CN110492486B (en) | 10kV bus voltage optimization method, system and medium capable of improving power distribution network voltage qualification rate | |
| CN112598257A (en) | Power failure analysis method and system based on big data feature mining | |
| CN117277582A (en) | Electric power enterprise operation monitoring analysis system based on big data | |
| CN111143751A (en) | Power distribution network power failure plan optimization analysis method | |
| CN108988484B (en) | Feeder line and important customer power failure monitoring method based on metering automation system | |
| CN115663830A (en) | Low-frequency low-voltage load reduction configuration scheme intelligent decision method and system | |
| Pimpa et al. | Voltage control in power system using expert system based on SCADA system | |
| Wang | Foundational Report Series. Advanced Distribution management Systems for Grid Modernization (Importance of DMS for Distribution Grid Modernization) | |
| CN116454883B (en) | Power dynamic management method and terminal of online power taking equipment | |
| CN114841627B (en) | Maintenance plan checking method, device, equipment and storage medium | |
| US20220248324A1 (en) | Method for Improving Base Station Efficiency and Power Consumption | |
| Theil | Outage data analysis-the base for high voltage network reliability assessment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |