CN117436671A - Relay protection reconstruction method and system for cooperation of main station and sub station of grid-connected power plant - Google Patents
Relay protection reconstruction method and system for cooperation of main station and sub station of grid-connected power plant Download PDFInfo
- Publication number
- CN117436671A CN117436671A CN202311754154.5A CN202311754154A CN117436671A CN 117436671 A CN117436671 A CN 117436671A CN 202311754154 A CN202311754154 A CN 202311754154A CN 117436671 A CN117436671 A CN 117436671A
- Authority
- CN
- China
- Prior art keywords
- protection
- substation
- reconstruction
- station
- master station
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 36
- 230000009466 transformation Effects 0.000 claims description 57
- 238000010276 construction Methods 0.000 claims description 15
- 238000013461 design Methods 0.000 claims description 11
- 238000011835 investigation Methods 0.000 claims description 10
- 238000012986 modification Methods 0.000 claims description 6
- 230000004048 modification Effects 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000012552 review Methods 0.000 claims description 3
- 238000004590 computer program Methods 0.000 claims 2
- 230000001131 transforming effect Effects 0.000 claims 2
- 238000011844 contact investigation Methods 0.000 claims 1
- 238000007726 management method Methods 0.000 description 17
- 238000010586 diagram Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 238000011160 research Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 238000011426 transformation method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
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
- G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
- G06Q10/063—Operations research, analysis or management
- G06Q10/0631—Resource planning, allocation, distributing or scheduling for enterprises or organisations
- G06Q10/06311—Scheduling, planning or task assignment for a person or group
-
- 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
- G06Q10/0639—Performance analysis of employees; Performance analysis of enterprise or organisation operations
- G06Q10/06395—Quality 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
-
- 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
Landscapes
- Business, Economics & Management (AREA)
- Human Resources & Organizations (AREA)
- Engineering & Computer Science (AREA)
- Economics (AREA)
- Strategic Management (AREA)
- Entrepreneurship & Innovation (AREA)
- General Physics & Mathematics (AREA)
- General Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Marketing (AREA)
- Theoretical Computer Science (AREA)
- Development Economics (AREA)
- Tourism & Hospitality (AREA)
- Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- Game Theory and Decision Science (AREA)
- Operations Research (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- General Health & Medical Sciences (AREA)
- Primary Health Care (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention belongs to the technical field of relay protection of grid-connected power plants, and particularly relates to a relay protection reconstruction method and system for cooperation of main stations and sub stations of a grid-connected power plant, wherein the relay protection reconstruction method comprises the following steps: the dispatching master station examines the protection reconstruction plan submitted by the substation and generates protection reconstruction engineering; according to the generated protection reconstruction project, substation sub-stations fill in required data files, and the filled data files are submitted and uploaded to a dispatching master station, so that the dispatching master station can track the protection reconstruction project in real time; the substation files protection engineering information into a substation device ledger library, and sends the protection engineering information to the device ledger library of the dispatching master station, so that unification of the main substation ledger library and the substation device ledger library is realized, and cooperative relay protection reconstruction of the main substation and the substation is completed.
Description
Technical Field
The invention belongs to the technical field of relay protection of grid-connected power plants, and particularly relates to a relay protection reconstruction method and system for cooperation of main stations and sub stations of a grid-connected power plant.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The relay protection device is an auxiliary power system, is an important device for monitoring and controlling the state of substation equipment, and can completely monitor the running conditions of various equipment. When the power system breaks down, the relay protection device can detect the fault or abnormal condition of the power equipment in real time, automatically, quickly and selectively cut off the fault equipment from the power system, prevent the fault equipment from being damaged continuously, and ensure that other parts of the power system quickly recover to normal operation.
The related parts and circuit structures of the relay protection device are complex, the protection types are more, some relay protection device equipment is aged, the secondary circuit does not meet the anti-measure requirement, and the like, can not meet the requirement of a power system, and needs to be updated and reformed in time. The relay protection reconstruction work refers to periodically checking and maintaining the relay protection device, inspecting the running condition of the relay protection device on time, and finding and processing faults in time. The relay protection transformation is an advantageous means for guaranteeing the safe and stable operation of the power system, and is a safety guarantee for the development of the power system. Because of the tight connection between relay protection of each power system and the operation requirement of a power grid, the transformation of relay protection equipment is often carried out under the condition that a secondary system is electrified or partially electrified. Therefore, in order to ensure the safety of the operation equipment of the power plant, the risk point of the transformation work must be clear in advance when the secondary system is transformed, and strict technical measures and safety measures are adopted to perform risk pre-control.
According to the inventor, most of the existing relay protection reconstruction work is manually recorded and modified, the manual management efficiency is low, errors are easy to occur, the types and the number of relay protection equipment are various, the information such as drawings, fixed value sheets and specifications are stored in different systems and belong to different department management, the workload of data collection and arrangement is large, and in addition, a plurality of transformation works in a transformer substation are performed, a plurality of drawing information cannot be found, the collected drawings are different from the running situation of a field device, and great difficulty is brought to relay protection secondary transformation. Under the grid-connected power plant mode, the dispatching master station does not form a unified management mode for relay protection transformation work of substation substations, belongs to extensive management, lacks a cutting port for providing technical support for relay protection work of substation substations, does not form a unified standard for protection transformation information sent by substation substations, cannot guarantee the correctness and the integrity of data, and is unfavorable for unified management and statistical analysis of the data.
Disclosure of Invention
In order to solve the problems, the invention provides a relay protection reconstruction method and a relay protection reconstruction system for the cooperation of a main station and a sub station of a grid-connected power plant, which adopt a mode of cooperation between a dispatching main station and the sub station of a transformer substation under the grid-connected power plant, ensure effective management and correct archiving of device information and drawing data in the protection reconstruction work, and avoid the problems of non-standard information sending and difficult inquiry of the device drawing data in the protection reconstruction work.
According to some embodiments, the first scheme of the invention provides a relay protection reconstruction method for cooperation of main stations and sub stations of a grid-connected power plant, which adopts the following technical scheme:
a relay protection reconstruction method for cooperation of main stations and sub stations of a grid-connected power plant comprises the following steps:
the dispatching master station examines the protection reconstruction plan submitted by the substation and generates protection reconstruction engineering;
according to the generated protection reconstruction project, substation sub-stations fill in required data files, and the filled data files are submitted and uploaded to a dispatching master station, so that the dispatching master station can track the protection reconstruction project in real time;
the substation files protection engineering information into a substation device ledger library, and sends the protection engineering information to the device ledger library of the dispatching master station, so that unification of the main substation ledger library and the substation device ledger library is realized, and cooperative relay protection reconstruction of the main substation and the substation is completed.
As a further technical definition, the protection transformation plan submitted by the substation comprises a protection transformation type, a protection transformation device, a start time and an end time of the protection transformation plan, a power outage range, production requirements and protection transformation content; the protection reconstruction type comprises new construction, reconstruction and reconstruction; the protection transformation device comprises a protection device for planned retirement, a protection device for planned replacement and a protection device for planned new addition.
Further, according to the modification mode of the protection modification device, corresponding archiving treatment of the protection modification device is carried out; the protection device which is scheduled to be retired and the protection device which is scheduled to be newly added update the retired state and the running state respectively, and the protection device which is scheduled to be replaced updates the retired time and the running time respectively; after the protection transformation device updates information, the protection transformation device files device accounts of substation substations and uploads the device accounts to a device account library of a dispatching master station, so that the unification of the master station account library and the substation account library is realized.
As a further technical definition, the dispatching master station examines the protection reconstruction plan, if the examination is not passed, the dispatching master station fills out the cause of the problem, and the substation needs to refill and submit the protection reconstruction plan; and after the inspection is passed, starting a protection reconstruction plan to generate a protection reconstruction project.
As a further technical definition, the generated protection transformation project at least comprises a protection transformation application, a scrutinable project, a project wholesale, a technical specification scrutiny, a project purchase, a design contact scrutiny, a construction drawing construction plan and a power outage plan, a starting scheme scrutiny, a device value and specification, and a completion drawing.
Further, the protection transformation application, project approval, project purchase, construction drawing construction plan and power failure plan, device fixed value and instruction, and completion drawing are filled in by substation and submitted to data file, and the scheduling master station can consult tracking progress.
Further, the investigation, the technical specification investigation, the design contact meeting investigation and the starting scheme investigation are filled in by a substation to submit the data file, the dispatching master station examines the data file, the investigation is not passed, the substation modifies the data file to be submitted again, and the next task node is entered after the investigation is passed; the scheduling master station and the substation track the working progress of each task node in real time.
According to some embodiments, the second scheme of the invention provides a relay protection reconstruction system for the cooperation of the main station and the sub station of the grid-connected power plant, which adopts the relay protection reconstruction method for the cooperation of the main station and the sub station of the grid-connected power plant provided by the first scheme, and adopts the following technical scheme:
a relay protection reconstruction system for cooperation of a main station and a sub station of a grid-connected power plant comprises the following components:
the protection reconstruction plan reporting module is configured to enable the dispatching master station to review the protection reconstruction plan submitted by the substation and generate a protection reconstruction project;
the protection reconstruction engineering management module is configured to fill in required data files according to the generated protection reconstruction engineering, and the filled data files are submitted and uploaded to the dispatching master station so as to realize real-time tracking of the protection reconstruction engineering by the dispatching master station;
the device ledger updating and archiving module is configured to archive protection engineering information to a substation device ledger library by a substation, and send the protection engineering information to the device ledger library of the dispatching master station, so that unification of the master station ledger library and the substation device ledger library is realized, and relay protection transformation of the master station and the substation is completed.
According to some embodiments, a third aspect of the present invention provides a computer-readable storage medium, which adopts the following technical solutions:
a computer readable storage medium having stored thereon a program which when executed by a processor performs the steps of a method for relay protection retrofit of a grid-connected power plant's main substation cooperation according to the first aspect of the present invention.
According to some embodiments, a fourth aspect of the present invention provides an electronic device, which adopts the following technical solutions:
an electronic device comprises a memory, a processor and a program stored in the memory and capable of running on the processor, wherein the processor realizes the steps in the relay protection reconstruction method for the cooperation of the main station and the sub station of the grid-connected power plant according to the first scheme of the invention when executing the program.
Compared with the prior art, the invention has the beneficial effects that:
the invention realizes the standardized and standardized management of the protection and transformation operation, automatically files the device drawing information submitted by each operation link from planning to design and from design to construction, provides accurate data support for the development of the subsequent protection and transformation work, and effectively improves the overall working efficiency of the relay protection of the transformer substation; the method has the advantages that the process management of the protection reconstruction operation is realized, the effective connection and normal operation of the protection reconstruction operation are ensured, and the scheduling master station and the substation can track the progress of the protection reconstruction operation in real time; the cooperative work of the dispatching master station and the substation is realized, the substation submits protection transformation information to be sent to the dispatching master station, and the dispatching master station provides professional technical support for the substation in a research examination link, a technical specification examination link, a design contact consultation examination link and a starting scheme examination link, so that the reliability of the protection transformation working quality is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments and are incorporated in and constitute a part of this specification, illustrate and explain the embodiments and together with the description serve to explain the embodiments.
FIG. 1 is a flowchart of a relay protection reconstruction method for cooperation between a main station and a sub station of a grid-connected power plant in a first embodiment of the invention;
FIG. 2 is a schematic diagram of an overall flow of a relay protection reconstruction operation performed by a main station and a sub station of a grid-connected power plant in accordance with a first embodiment of the present invention;
FIG. 3 is a schematic diagram showing a project of relay protection reconstruction in cooperation with a main station and a sub station of a grid-connected power plant in accordance with the first embodiment of the present invention;
FIG. 4 is a schematic diagram of a task to be handled by a scheduling master station coordinated with a master station and a slave station of a grid-connected power plant in the first embodiment of the invention;
fig. 5 is a schematic diagram of tasks to be handled by substation sub-stations coordinated with a main sub-station of a grid-connected power plant in the first embodiment of the invention;
FIG. 6 is a schematic diagram illustrating a relay protection reconstruction project management progress tracking process by the cooperation of a main station and a sub station of a grid-connected power plant according to the first embodiment of the invention;
FIG. 7 is a schematic diagram of a device ledger update archive for cooperation between a main station and a sub station of a grid-connected power plant according to a first embodiment of the present invention;
fig. 8 is a structural block diagram of a relay protection reconstruction system cooperated with a main station and a sub station of a grid-connected power plant in the second embodiment of the invention.
Detailed Description
The invention will be further described with reference to the drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present invention. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
In the present invention, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", etc. refer to an orientation or a positional relationship based on that shown in the drawings, and are merely relational terms, which are used for convenience in describing structural relationships of various components or elements of the present invention, and do not denote any one of the components or elements of the present invention, and are not to be construed as limiting the present invention.
Embodiments of the invention and features of the embodiments may be combined with each other without conflict.
Example 1
The embodiment of the invention introduces a relay protection reconstruction method for cooperation of a main station and a sub station of a grid-connected power plant.
The relay protection transformation method for cooperation of the main station and the sub station of the grid-connected power plant shown in fig. 1 comprises the following steps:
the dispatching master station examines the protection reconstruction plan submitted by the substation and generates protection reconstruction engineering;
according to the generated protection reconstruction project, substation sub-stations fill in required data files, and the filled data files are submitted and uploaded to a dispatching master station, so that the dispatching master station can track the protection reconstruction project in real time;
the substation files protection engineering information into a substation device ledger library, and sends the protection engineering information to the device ledger library of the dispatching master station, so that unification of the main substation ledger library and the substation device ledger library is realized, and cooperative relay protection reconstruction of the main substation and the substation is completed.
The relay protection transformation method for the cooperation of the main station and the sub station of the grid-connected power plant introduced in the embodiment, as shown in fig. 2, can be divided into three stages: protection transformation plan reporting stage-protection transformation project management stage-device ledger updating archiving stage.
In the protection transformation plan reporting stage shown in fig. 3, the substation reports the protection transformation plan, the scheduling master station examines the protection transformation plan, and after the examination, the protection transformation operation can enter the protection transformation engineering management stage, and the specific process includes:
(1) The substation selects a protection reconstruction operation type, wherein the protection reconstruction operation type comprises three types of new construction, reconstruction and expansion and transformation;
(2) The substation adds a protection reconstruction device related to the protection reconstruction operation, and comprises a device for planning replacement, a device for planning retirement and a device for planning new addition;
(3) The substation fills out the planned starting time, planned ending time, power outage range, production requirement and content description of the protection transformation operation;
(4) The substation issues a protection reconstruction plan and sends the issued protection reconstruction plan to the dispatching master station;
(5) The dispatching master station receives and examines the protection transformation plan and issues the examination result to the substation. The examination results are divided into pass and fail, and when examination fails, the scheduling master station needs to fill in the reasons of the problems. After the examination is completed, the examination result and the problem cause are issued to the substation;
(6) The substation sub-station reads the examination result, and when the examination result is that the examination result is not passed, the substation sub-station modifies and submits the protection reconstruction plan again according to the problem reason until the examination is passed; when the inspection result is that the inspection result passes, the substation starts a protection transformation plan, generates a protection transformation project, completes a protection transformation operation stage and enters a protection transformation project management stage.
In the protection reconstruction project management stage, substation substations fill in and submit device data files related in the protection reconstruction project and upload the device data files to a dispatching master station, and the dispatching master station receives and consults the data files and tracks the progress of the protection reconstruction project in real time; the specific process comprises the following steps:
(1) The substation fills in and submits protection reconstruction application information, including a research report, a reconstruction scheme, an initial power failure plan and a drawing file;
(2) And the dispatching master station checks the protection transformation application information submitted by the substation, and checks the investigation report, the transformation scheme, the initial power failure plan and the drawing file, and the checking result is issued to the substation by the dispatching master station. The substation sub-station reads the issued examination result, and when the examination result is that the examination result is not passed, the substation sub-station resubmisses a research report, a transformation scheme, an initial power failure plan and a drawing file, and the scheduling master station rechecks until the examination is passed; when the examination result is that the transformer substation passes, the substation executes the next step;
(3) Project approval, the substation sub-station fills and submits the condition of reporting projects in the factory and the condition of approving projects in the power plant;
(4) Technical specification examination, uploading and submitting the technical specification by the substation, examining the technical specification by the dispatching master station, and issuing an examination result to the substation by the dispatching master station; the substation reads the issued examination result, and when the examination result is that the examination result is not passed, the substation resubmisses the technical specification, and the dispatching master station rechecks until the examination is passed; when the examination result is that the transformer substation passes, the substation executes the next step;
(5) Project purchasing, filling and submitting a bid-winning unit of the project and a corresponding technical protocol by a substation;
(6) And the substation uploads and submits the drawing for the design contact examination, the scheduling master station examines the drawing, and the examination result is transmitted to the substation by the scheduling master station. The substation reads the issued examination result, and when the examination result is that the examination result is not passed, the substation resubmisses the drawing again, and the dispatching master station rechecks until the examination is passed; when the examination result is that the transformer substation passes, the substation executes the next step;
(7) The substation sub-station fills and submits the construction drawing, the construction plan and the power failure plan;
(8) Starting scheme examination, uploading and submitting a starting scheme by a substation, examining the starting scheme by a dispatching master station, and transmitting an examination result to the substation by the dispatching master station; the substation sub-station reads the issued examination result, and when the examination result is that the examination result is not passed, the substation sub-station resubmisses the starting scheme, and the dispatching master station resubmisses until the examination is passed; when the examination result is that the transformer substation passes, the substation executes the next step;
(9) The substation sub-station submits a fixed value list corresponding to the protection transformation device and a model version specification corresponding to the protection transformation device;
(10) Completion drawing, substation fills up the complete account information of the protection transformation device, submits completion drawing, completes protection transformation operation stage, and enters device account updating and archiving stage.
Each step in the protection transformation operation stage is connected in a to-be-handled task mode, when the corresponding step is executed, the scheduling master station end and the substation end generate the corresponding to-be-handled task, the to-be-handled task is submitted, and the step is completed and then the next step is started. The task to be handled at the dispatching master station end is shown in fig. 4; substation end task to be handled is shown in fig. 5; after each step is executed, an operation log of the step is generated, and the scheduling master station end and the substation end can check all the operation logs of the completed steps, so that real-time tracking of the progress of the protection reconstruction operation is realized, as shown in fig. 6.
In the device ledger update filing stage shown in fig. 7, corresponding filing processing is performed on the protection and reconstruction device according to the reconstruction method of the protection and reconstruction device. The retirement device and the device before replacement update the retirement state and the retirement time, the newly added device and the device after replacement update the running state and the running time, after the device information is updated, the device information is archived to a substation device ledger library and is uploaded to a dispatching master station device ledger library, and the unification of the main substation device ledger library is realized.
The embodiment realizes standardized and standardized management of protection and transformation operation, automatically files device drawing information submitted by each operation link from planning to design and from design to construction, provides accurate data support for development of subsequent protection and transformation work, and effectively improves the overall working efficiency of relay protection of the transformer substation; the method has the advantages that the process management of the protection reconstruction operation is realized, the effective connection and normal operation of the protection reconstruction operation are ensured, and the scheduling master station and the substation can track the progress of the protection reconstruction operation in real time; the cooperative work of the dispatching master station and the substation is realized, the substation submits protection transformation information to be sent to the dispatching master station, and the dispatching master station provides professional technical support for the substation in a research examination link, a technical specification examination link, a design contact consultation examination link and a starting scheme examination link, so that the reliability of the protection transformation working quality is improved.
Example two
The second embodiment of the invention introduces a relay protection reconstruction system for cooperation of a main station and a sub station of a grid-connected power plant.
The relay protection reconstruction system for cooperation between the main station and the sub station of the grid-connected power plant as shown in fig. 8 comprises:
the protection reconstruction plan reporting module is configured to enable the dispatching master station to review the protection reconstruction plan submitted by the substation and generate a protection reconstruction project;
the protection reconstruction engineering management module is configured to fill in required data files according to the generated protection reconstruction engineering, and the filled data files are submitted and uploaded to the dispatching master station so as to realize real-time tracking of the protection reconstruction engineering by the dispatching master station;
the device ledger updating and archiving module is configured to archive protection engineering information to a substation device ledger library by a substation, and send the protection engineering information to the device ledger library of the dispatching master station, so that unification of the master station ledger library and the substation device ledger library is realized, and relay protection transformation of the master station and the substation is completed.
The detailed steps are the same as those of the relay protection reconstruction method for the cooperation of the main station and the sub station of the grid-connected power plant provided in the first embodiment, and are not repeated here.
Example III
The third embodiment of the invention provides a computer readable storage medium.
A computer readable storage medium having a program stored thereon, which when executed by a processor, implements the steps in a method for relay protection retrofit of a grid-connected power plant's main substation cooperation according to a first embodiment of the present invention.
The detailed steps are the same as those of the relay protection reconstruction method for the cooperation of the main station and the sub station of the grid-connected power plant provided in the first embodiment, and are not repeated here.
Example IV
The fourth embodiment of the invention provides electronic equipment.
An electronic device includes a memory, a processor, and a program stored in the memory and executable on the processor, wherein the processor implements the steps in the relay protection reconstruction method for the cooperation of the main station and the sub station of the grid-connected power plant according to the first embodiment of the invention when executing the program.
The detailed steps are the same as those of the relay protection reconstruction method for the cooperation of the main station and the sub station of the grid-connected power plant provided in the first embodiment, and are not repeated here.
The above description is only a preferred embodiment of the present embodiment, and is not intended to limit the present embodiment, and various modifications and variations can be made to the present embodiment by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present embodiment should be included in the protection scope of the present embodiment.
Claims (10)
1. A relay protection reconstruction method for the cooperation of a main station and a sub station of a grid-connected power plant is characterized by comprising the following steps:
the dispatching master station examines the protection reconstruction plan submitted by the substation and generates protection reconstruction engineering;
according to the generated protection reconstruction project, substation sub-stations fill in required data files, and the filled data files are submitted and uploaded to a dispatching master station, so that the dispatching master station can track the protection reconstruction project in real time;
the substation files protection engineering information into a substation device ledger library, and sends the protection engineering information to the device ledger library of the dispatching master station, so that unification of the main substation ledger library and the substation device ledger library is realized, and cooperative relay protection reconstruction of the main substation and the substation is completed.
2. The method for collaborative relay protection reconstruction of a main substation and a sub substation of a grid-connected power plant according to claim 1, wherein the protection reconstruction plan submitted by the sub substation comprises a protection reconstruction type, a protection reconstruction device, a start time and an end time of the protection reconstruction plan, a power outage range, production requirements and protection reconstruction content; the protection reconstruction type comprises new construction, reconstruction and reconstruction; the protection transformation device comprises a protection device for planned retirement, a protection device for planned replacement and a protection device for planned new addition.
3. The method for transforming the relay protection of the main station and the sub station of the grid-connected power plant according to the invention is characterized in that the corresponding archiving treatment of the protection transformation device is carried out according to the transformation mode of the protection transformation device; the protection device which is scheduled to be retired and the protection device which is scheduled to be newly added update the retired state and the running state respectively, and the protection device which is scheduled to be replaced updates the retired time and the running time respectively; after the protection transformation device updates information, the protection transformation device files device accounts of substation substations and uploads the device accounts to a device account library of a dispatching master station, so that the unification of the master station account library and the substation account library is realized.
4. The method for collaborative relay protection reconstruction of a main substation and a sub substation of a grid-connected power plant according to claim 1, wherein the dispatching master station examines the protection reconstruction plan, if the examination is not passed, the dispatching master station fills out the cause of the problem, and the substation sub substation needs to fill out the protection reconstruction plan again; and after the inspection is passed, starting a protection reconstruction plan to generate a protection reconstruction project.
5. The method for relay protection reconstruction of a grid-connected power plant main and sub station cooperation as set forth in claim 1, wherein the generated protection reconstruction project at least comprises protection reconstruction application, scrutiny, project approval, technical specification scrutiny, project procurement, design contact scrutiny, construction drawing construction plan and outage plan, start-up scheme scrutiny, device specification and instructions, and completion drawing.
6. The method for collaborative relay protection reconstruction of a main substation and a substation of a grid-connected power plant according to claim 5, wherein the protection reconstruction application, project approval, project purchase, construction drawing construction plan and power outage plan, device fixed values and specifications, and completion drawing are filled in by substation substations and submitted to data files, and the scheduling master station can refer to tracking progress.
7. The method for transforming the relay protection of the collaboration of the main station and the sub station of the grid-connected power plant according to claim 5, wherein the investigation, the technical specification investigation, the design contact investigation and the starting scheme investigation are filled in the submitted data file by the sub station of the transformer station, the dispatching master station examines the data file, the examination is not passed, the modification data file of the sub station of the transformer station is re-submitted, and the examination is passed, and then the next task node is entered; the scheduling master station and the substation track the working progress of each task node in real time.
8. A relay protection reconstruction system for cooperation between a main station and a sub station of a grid-connected power plant, which adopts the relay protection reconstruction method for cooperation between the main station and the sub station of the grid-connected power plant as claimed in any one of claims 1 to 7, and is characterized by comprising the following steps:
the protection reconstruction plan reporting module is configured to enable the dispatching master station to review the protection reconstruction plan submitted by the substation and generate a protection reconstruction project;
the protection reconstruction engineering management module is configured to fill in required data files according to the generated protection reconstruction engineering, and the filled data files are submitted and uploaded to the dispatching master station so as to realize real-time tracking of the protection reconstruction engineering by the dispatching master station;
the device ledger updating and archiving module is configured to archive protection engineering information to a substation device ledger library by a substation, and send the protection engineering information to the device ledger library of the dispatching master station, so that unification of the master station ledger library and the substation device ledger library is realized, and relay protection transformation of the master station and the substation is completed.
9. A computer readable storage medium having stored thereon a computer program, which when executed by a processor, implements the steps of a method for relay protection retrofit in cooperation with a main substation and a sub-substation of a grid-connected power plant according to any one of claims 1-7.
10. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor, when executing the program, implements the steps of the coordinated relay protection reconstruction method of a main substation and a sub-substation of a grid-connected power plant as claimed in any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311754154.5A CN117436671B (en) | 2023-12-20 | 2023-12-20 | Relay protection reconstruction method and system for cooperation of main station and sub station of grid-connected power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311754154.5A CN117436671B (en) | 2023-12-20 | 2023-12-20 | Relay protection reconstruction method and system for cooperation of main station and sub station of grid-connected power plant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117436671A true CN117436671A (en) | 2024-01-23 |
| CN117436671B CN117436671B (en) | 2024-03-29 |
Family
ID=89555685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311754154.5A Active CN117436671B (en) | 2023-12-20 | 2023-12-20 | Relay protection reconstruction method and system for cooperation of main station and sub station of grid-connected power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117436671B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201402974Y (en) * | 2009-04-21 | 2010-02-10 | 安徽继远电网技术有限责任公司 | Relay protection fault information processing system |
| CN106444583A (en) * | 2016-11-07 | 2017-02-22 | 国电南瑞科技股份有限公司 | Active close-loop monitoring information source end maintenance method |
| CN106532660A (en) * | 2016-10-31 | 2017-03-22 | 云南电网有限责任公司 | Master station system with relay setting change, remote system and control method |
| CN109767056A (en) * | 2018-11-27 | 2019-05-17 | 国电南瑞科技股份有限公司 | Boss station integrative graph management method, system and storage medium |
| WO2020048395A1 (en) * | 2018-09-07 | 2020-03-12 | 中国电力科学研究院有限公司 | Method and system for access between main station and sub-station of power grid |
| CN111752592A (en) * | 2020-05-09 | 2020-10-09 | 国电南瑞科技股份有限公司 | Power system secondary equipment version control method, client and system |
| CN113629876A (en) * | 2021-08-30 | 2021-11-09 | 南方电网科学研究院有限责任公司 | Test system and test method of special inspection module |
| CN114201336A (en) * | 2021-12-13 | 2022-03-18 | 南方电网科学研究院有限责任公司 | Configuration checking control method, system and equipment for online monitoring control function of master station |
| CN116628937A (en) * | 2023-04-18 | 2023-08-22 | 国网江苏省电力有限公司扬州供电分公司 | Automatic fusion maintenance method, device, equipment and medium for power grid equipment model |
-
2023
- 2023-12-20 CN CN202311754154.5A patent/CN117436671B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201402974Y (en) * | 2009-04-21 | 2010-02-10 | 安徽继远电网技术有限责任公司 | Relay protection fault information processing system |
| CN106532660A (en) * | 2016-10-31 | 2017-03-22 | 云南电网有限责任公司 | Master station system with relay setting change, remote system and control method |
| CN106444583A (en) * | 2016-11-07 | 2017-02-22 | 国电南瑞科技股份有限公司 | Active close-loop monitoring information source end maintenance method |
| WO2020048395A1 (en) * | 2018-09-07 | 2020-03-12 | 中国电力科学研究院有限公司 | Method and system for access between main station and sub-station of power grid |
| CN109767056A (en) * | 2018-11-27 | 2019-05-17 | 国电南瑞科技股份有限公司 | Boss station integrative graph management method, system and storage medium |
| CN111752592A (en) * | 2020-05-09 | 2020-10-09 | 国电南瑞科技股份有限公司 | Power system secondary equipment version control method, client and system |
| CN113629876A (en) * | 2021-08-30 | 2021-11-09 | 南方电网科学研究院有限责任公司 | Test system and test method of special inspection module |
| CN114201336A (en) * | 2021-12-13 | 2022-03-18 | 南方电网科学研究院有限责任公司 | Configuration checking control method, system and equipment for online monitoring control function of master station |
| CN116628937A (en) * | 2023-04-18 | 2023-08-22 | 国网江苏省电力有限公司扬州供电分公司 | Automatic fusion maintenance method, device, equipment and medium for power grid equipment model |
Non-Patent Citations (1)
| Title |
|---|
| 许婷;: "基于IEC 60870-5-104规约扩展的变电站远动***改造", 电力与电工, no. 04, 30 December 2011 (2011-12-30), pages 19 - 21 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117436671B (en) | 2024-03-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104483842A (en) | Regulation and control integrated automatic master station comparison method | |
| CN110112831A (en) | A kind of supervisory control of substation information automation checks and accepts device and its acceptance method | |
| CN106570781B (en) | Intelligent substation monitoring information step-by-step acceptance method based on three-layer two-network structure | |
| CN104468586B (en) | Based on the photovoltaic plant remotely intelligently monitoring means of communication of MODBUS agreement | |
| CN113315222A (en) | Intelligent substation automation equipment operation and maintenance management and control system suitable for electric power system | |
| CN108564344A (en) | A kind of DC converter station fault data automatic acquiring method and device | |
| CN117436671B (en) | Relay protection reconstruction method and system for cooperation of main station and sub station of grid-connected power plant | |
| CN106685759A (en) | High-efficiency and zero-error updating and upgrading verification test method for scheduling main station | |
| CN106909615B (en) | Method and device for verifying data information consistency between master station and substation | |
| Shuang et al. | Intelligent mobile operation and maintenance technology and its application of for relay protection based on power wireless virtual private network | |
| CN211906071U (en) | Long-range power transmission system that stops of industrial and mining equipment | |
| CN112862242A (en) | A production overall process acceptance tool for transformer substation capital construction engineering | |
| CN110794837A (en) | Intelligent inspection equipment system based on robot | |
| CN114977494A (en) | Batch remote control checking device and method for substation in-service equipment without power outage | |
| CN112636947B (en) | Data network shutdown point table information checking management method | |
| CN113114732B (en) | Automatic data point aligning system and method suitable for multiple links of transformer substation | |
| CN109617025A (en) | A kind of automatic generation method and device of site conservative management unit main wiring diagram | |
| CN109656589A (en) | A kind of secondary equipment of intelligent converting station software harnesses method and system | |
| CN110675283B (en) | Power distribution equipment synchronous management system and method | |
| CN114722628A (en) | Configuration risk evaluation method based on PSA model and modeling software | |
| CN110942161B (en) | Method for improving power supply reliability based on business middle station | |
| CN110852606A (en) | Production early report data object analysis method based on regulation cloud | |
| CN109102255B (en) | Full-process cooperative management method for electric energy transaction and defect | |
| CN112398223A (en) | Power distribution automation defect management system and method | |
| CN111880492A (en) | Intelligent manufacturing-oriented overhead line system pre-assembly workshop management system and implementation method |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |