CN114372594A - Distributed power supply comprehensive analysis and safety management and control system - Google Patents
Distributed power supply comprehensive analysis and safety management and control system Download PDFInfo
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Abstract
The invention provides a distributed power supply comprehensive analysis and safety management and control system.A distributed power supply data processing module is used for acquiring distributed power supply information; the distributed power supply equipment management module is used for providing an interface for increasing, deleting, modifying and checking the distributed power supply equipment for a user; the distributed power supply equipment query statistical module is used for configuring an equipment tree query interface, an equipment account attribute query interface and a graphical query interface; the distributed power supply maintenance management module is used for providing a maintenance plan management interface for year, month and week establishment, displaying a maintenance plan by a Gantt chart and providing a maintenance plan time adjustment operation interface; the system can perform pre-balancing, repeated power failure analysis, risk analysis and safety early warning functions; the distributed power supply data analysis and display module is used for displaying system operation information; the system realizes the functions of early warning and reminding of maintenance work safety including the distributed power supply, power supply analysis and safety control of the distributed power supply and the like, and guarantees the personal safety of maintenance personnel.
Description
Technical Field
The invention relates to the technical field of power systems, in particular to a distributed power supply comprehensive analysis and safety management and control system.
Background
With the continuous progress of scientific technology, the development of energy is further deepened, and under the background that the environmental protection pressure is increasingly increased, the development and the utilization of renewable energy are paid unprecedented attention, and the distributed power generation technology adapted to the renewable energy is paid attention and rapidly developed. The current distributed power supply access engineering is widely spread, the quantity is large, the low-voltage distributed power supply is not incorporated into the real-time monitoring of a power dispatching department, and the access of the distributed power supply enables a power distribution network to be changed into a multi-source network from a single power supply radiation network, so that the trend of each branch in the power distribution network does not flow in a single direction any more, and the operation mode of a traditional power system is changed.
Distributed power generation supplies power to loads through power generation units built in a power distribution network, and exchanges energy with an external power grid, but the distributed power generation has the characteristics of intermittence, complexity, diversity and instability, so that the situation that a power system cannot control the distributed power generation and is difficult to manage is possibly caused by the fact that a large number of distributed power generation are connected to the power grid, and various problems such as corresponding power quality, power grid safety and stability are caused. The current distributed power supply access engineering is widely spread, the quantity is large, and the low-voltage distributed power supply is not incorporated into the real-time monitoring of a power dispatching department. The method lacks of a standing book, a power failure plan and a two-ticket management and control mode for the distributed power supply equipment and the related equipment. In the maintenance work of the distributed power supply, safety early warning reminding, power supply analysis and safety control are lacked, the personal safety of maintenance personnel cannot be guaranteed, and the operation safety and reliability of a maintenance power grid are also influenced.
Disclosure of Invention
The invention provides a distributed power supply comprehensive analysis and safety management system, which can meet the current requirements of electric power safety production and management, perfect electric power production accident prevention measures, fully exert the technical and economic benefits of distributed power generation for an electric power system and users, and further improve the safety, reliability and economy of the operation of the electric power system in order to solve the contradiction between the electric power system and the distributed power generation.
The system comprises: the distributed power supply system comprises a distributed power supply data processing module, a database, a distributed power supply equipment management module, a distributed power supply equipment query and statistics module, a distributed power supply overhaul management module and a distributed power supply data analysis and display module;
the distributed power supply data processing module is used for acquiring distributed power supply information and configuring a distributed power supply standing book list and technical document data of distributed power supply equipment in a tree shape;
the distributed power supply equipment management module is used for providing an interface for increasing, deleting, modifying and checking the distributed power supply equipment for a user and operating the distributed power supply equipment;
the distributed power supply equipment query statistical module is used for configuring an equipment tree query interface, an equipment account attribute query interface and a graphical query interface;
the distributed power supply maintenance management module is used for providing a maintenance plan management interface for year, month and week establishment, and automatically generating a power failure area range and an influence user range in the power grid according to the topological relation and the operation model; displaying the maintenance plan by using a Gantt chart, and providing an operation interface for adjusting maintenance plan time; the system can perform pre-balancing, repeated power failure analysis, risk analysis and safety early warning functions;
the distributed power supply data analysis and display module is used for displaying system operation information;
the database is used for storing system data information.
Preferably, the distributed power supply data processing module is also used for providing two modes of integrated entry and manual entry; extracting power station names, in-station wiring diagrams and equipment scheduling name information according to key words input by a user in an integrated input mode, and automatically inputting account book information; if the integration condition is not met, the power station account and graphic input function is provided, and the power station name uniqueness verification function is provided;
identifying a location of a distributed power source on a three-dimensional map in a system;
the system has the functions of uploading and acquiring power utilization drawings of the power distribution station, construction scale and general document data;
when the power station account is created, the function of automatically drawing the power station graph through longitude and latitude is realized; the method also has the function of creating the power distribution station account when drawing the power station graph;
the function of establishing interval machine accounts in the power distribution station is provided; for the outgoing line interval, the associated line can be selected through a primary wiring diagram, and the associated line account can be inquired through the wiring diagram or the interval account;
the function of manually creating interval graphs and devices in intervals according to typical intervals is provided;
the method has the function of checking the uniqueness of the inter-station interval names.
Preferably, the distributed power supply data processing module also provides two modes of automatic extraction and entry from equipment and manual entry;
when the slave equipment inventory information and completion acceptance document data information are extracted, if the slave equipment inventory information and completion acceptance document data information do not have the condition of integration with project management, a manual entry function of the station equipment and facility ledger is provided; when equipment in a station is maintained, the equipment list information is not maintained but has integration conditions, and the machine account can be manually input and equipment association can be automatically carried out;
when the equipment account parameter is maintained, the function of quoting the parameter value of the equipment standard parameter library according to the manufacturer and the equipment model is provided for newly purchased equipment, and the newly purchased equipment can be modified;
when the machine account is filled in, the parameter field with the standard option has a pull-down selection function;
the method has a key parameter filling checking function and is configured according to different voltage grades;
the system has the function of uploading technical data documents in various types of formats, and has the function of extracting technical data of equipment through an as-built acceptance module of project management.
Preferably, the distributed power data processing module is further configured to maintain device data, provide an integration function with a scheduling management system, and extract a device data diagram in a station;
the functions of adding, moving, deleting, batch copying and pasting the device data diagram are provided;
the function of coloring according to the voltage level of the equipment is provided;
has the function of automatically coloring according to the charged state of the equipment;
selecting the interval of the maintained equipment account to create new interval, graph and graph related equipment, and copying equipment parameters;
the method comprises the steps of associating a device primitive with a device;
the graphic editing function with the initialization of the electrical state is realized;
the system has a scheduling real-time information access function, and the accessed real-time information can be updated to the electrical state of equipment in an equipment diagram in the power station in real time after scheduling and auditing;
the function of marking the telemetering parameters on the electrical wiring diagram is provided; the remote measurement parameters are linked with the collected SCADA system, so that quasi-real-time automatic refreshing is realized;
the function of marking the power flow direction on the electrical wiring diagram is provided.
Preferably, the distributed power data processing module is also used for carrying out addition, deletion, modification and check on the production auxiliary facility data;
the project completion acceptance data can form equipment inventory, equipment technical data, transportation records, installation records, acceptance records, supervision reports, construction reports, delivery test reports and delivery test reports, and main information sources of equipment account information and technical files are established;
the device has the function of extracting the inventory information of the device; automatically associating with equipment in a finished equipment inventory according to the power station, the operation number, the equipment type and the factory number;
the function of extracting technical data of equipment and various process data is provided, and the function is associated with the equipment account; the transportation record and the acceptance record of the equipment are hung on a single piece of equipment, and if the transportation record and the acceptance record of the equipment cannot be hung on the single piece of equipment, the transportation record and the acceptance record of the equipment are hung on a power station;
the method has the functions of auditing and issuing the recorded machine account.
Preferably, the distributed power equipment management module is also used for graphics and equipment account entry functions: the operation and maintenance personnel draw the in-station wiring diagram, name and articulate the equipment and complete key parameters before the newly added equipment is put into operation;
the system is also used for acquiring a new device adding instruction and providing a new device account adding request form filled by operation and maintenance personnel;
the system is also used for setting an auditing process, configuring a newly-added approval interface, a transport inspection accountability approval interface and an auditing and releasing interface;
the system is also used for equipment commissioning information management;
the device is also used for archiving the device parameter geographical wiring diagram;
and the system is also used for adjusting the parameters of the equipment account and maintaining the historical equipment account data, when the equipment account or the graph is modified, the operation and maintenance personnel puts forward an account or graph modification application, and after the approval is passed, the operation and maintenance personnel release the application.
Preferably, the distributed power supply equipment query statistic module is further configured to provide an equipment account query interface, and has an equipment tree query mode, an equipment account attribute query mode and a graph query mode, and provides a derivation function;
based on the data drilling function of the statistical result, inquiring a related equipment list through the statistical result, and inquiring an equipment account and a history through the equipment;
the system is also used for providing equipment account inquiry and inquiring detailed information of specified records or reports;
inquiring the details of the equipment account according to the master-slave relationship between the equipment and the tree structure based on the equipment tree inquiry;
and also based on device account attribute queries
For the reactive equipment, inquiring according to the failure times, and being capable of inquiring in the subsidiary equipment account in a correlation manner and inquiring the nameplate of the subsidiary equipment;
providing custom attribute queries, combinable conditional or fuzzy queries;
the system has the functions of inquiring, marking and tracking the outage, defects and technical improvement and overhaul processing conditions of reactive compensation equipment;
for the query output result, selecting part or all information to output according to all attribute fields of the equipment or parts and information of the power station, the voltage grade of the power station, the operation and maintenance unit and the like to which the equipment belongs;
the method is characterized by also having a function of equipment account inquiry based on the power grid geographic graph and the power grid electrical system graph, supporting zooming and roaming on the power grid geographic graph and the power grid electrical system graph, positioning equipment in a click selection mode, a frame selection mode, a circular selection mode and a polygonal selection mode, and inquiring equipment accounts and histories of the selected equipment;
the method has the function of inquiring the power grid system diagram and supports the realization of equipment account inquiry on the mobile terminal.
Preferably, the distributed power supply maintenance management module is further configured to apply a maintenance plan scheduling strategy, automatically generate a maintenance plan for the maintenance task, adjust the maintenance plan in combination with the on-site survey result, and allow plan reviewers to review, schedule, transport and inspect, and issue after the marketing department balances;
providing an emergency defect and emergency project temporary maintenance planning interface and supporting manual editing;
and after the maintenance plan is released, the distributed power supply maintenance management module pushes the planned power failure information to each terminal.
Preferably, the distributed power supply maintenance management module classifies the design of the personnel editing interface in a mode of firstly classifying and then editing according to departments; the personnel information is displayed in a list form;
configuring the operation authority of each user system personnel;
two ticket editing interfaces are also configured; configuring ticket editing authority according to preset requirements; when a ticket is newly created or modified, ticket face information is read from the database.
Preferably, the distributed power supply data analysis and display module is further used for displaying a distributed power supply equipment ledger, a GIS graph, an overhaul plan and two-ticket information, realizing a distributed power supply analysis and display function and realizing safety early warning reminding display by depending on a system power failure analysis function;
displaying an incidence relation between the maintenance plan and the distributed power supply ledger;
displaying the incidence relation between the work ticket plan and the maintenance plan;
the system is also used for monitoring the running state of each device in the power supply network in real time; acquiring and displaying power supply area, user number and maximum load information of each power supply area; and acquiring and displaying information of the overload line and equipment in a preset time period, the real-time load rate of the power supply line and the real-time load rate of the transformer, summarizing and calculating the data, and synchronously displaying the data and the distributed power supply point information.
According to the technical scheme, the invention has the following advantages:
the distributed power supply comprehensive analysis and safety management and control system provided by the invention has the functions of managing and controlling information of a distributed power supply device account, a power failure plan, two tickets and the like, and realizes the functions of distributed power supply analysis and safety early warning reminding by depending on the power failure analysis function of the system.
The distributed power supply maintenance plan filling interface and the approval process design are realized, and information such as a power failure range, an influence user range, work content and the like is automatically generated according to the topological relation and the operation model of the distributed power supply; the system can flexibly adjust the planning time, pre-balance, perform planning display in a Gantt chart mode, and has the functions of repeated power failure analysis and risk analysis.
And the automatic safety early warning function of the distributed power supply is realized in the process of issuing the work order. Through the distributed power supply ledger, the association relation among the equipment ledger, the maintenance plan and the work ticket is established in series, in the billing process, whether the maintenance circuit contains the distributed power supply or not is automatically judged, and a safety prompt is given.
The distributed power supply comprehensive analysis and safety management and control system associates and applies the operation and inspection service with the distributed power supply countermeasure, establishes an association relation among an equipment account, a GIS graph, a power failure plan and two tickets through an equipment ID, makes full use of data such as the equipment account, the GIS graph topology, equipment power failure information and the like, visually displays the power supply condition of the distributed power supply on the graphs, and prompts possible risks in the billing process.
The system standardizes the distributed power supply maintenance operation flow through maintenance plan flow, two-ticket flow and personnel role management, and realizes traceability of the maintenance process.
The distributed generator comprehensive analysis and safety management and control system displays the electrified or power failure state of the distributed generator based on the GIS graph, the equipment island information display is more visual, and effective support can be provided for field maintenance work.
The distributed power supply maintenance work order takes the maintenance work order as a carrier, two tickets are associated for management, the operation behavior of maintenance personnel is standardized, and the safe execution of maintenance work is ensured. The maintainer carries out distributed power source equipment maintenance work, according to the site operation progress, supports the overall process management and control that realizes maintenance work execution through mobile terminal.
The distributed power supply comprehensive analysis and safety management and control system can gather maintenance plans, work tickets and other operation and inspection data based on GIS graphic data acquisition, analysis and processing capacity and by combining distributed power supply equipment ledgers and GIS graphic information, intuitively displays the operation condition of the distributed power supply on a primary wiring diagram, intuitively embodies the field trend, connectivity, cross-over information, tower and pole information, the laying mode, trend, length and the like of cables and realizes the comprehensive analysis and display of a power supply point at a supply side. And (4) repairing the work order by means of the distributed power supply, and combining the work order with a field.
The distributed power supply comprehensive analysis and safety management and control system achieves distributed power supply ledger modeling, completes related content configuration of distributed power supply graphic topology, maintenance plan, two tickets and the like on the basis, associates and applies power operation and maintenance service, power grid anti-accident measures and distributed power supply operation and maintenance service, increases a distributed power supply analysis function, achieves functions of maintenance work safety early warning reminding, distributed power supply analysis, safety management and control and the like of the distributed power supply, and has important significance for guaranteeing personal safety of maintenance personnel and maintaining operation safety and reliability of a power grid.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a schematic diagram of a distributed power supply comprehensive analysis and safety control system.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The elements and algorithm steps of the various examples described in the embodiments disclosed in the distributed power analysis and safety management system provided by the present invention can be implemented in electronic hardware, computer software, or a combination of both, and in the above description, the components and steps of the various examples have been generally described in terms of functionality in order to clearly illustrate the interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
The block diagrams shown in the figures of the present invention are functional entities only and do not necessarily correspond to physically separate entities. I.e. these functional entities may be implemented in the form of software, or in one or more hardware modules or integrated circuits, or in different networks and/or processor means and/or microcontroller means.
In the distributed power comprehensive analysis and safety management system provided by the invention, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may also be an electric, mechanical or other form of connection.
As shown in fig. 1, the system for comprehensively analyzing and managing a distributed power supply according to the present invention includes: the distributed power supply system comprises a distributed power supply data processing module, a database, a distributed power supply equipment management module, a distributed power supply equipment query and statistics module, a distributed power supply overhaul management module and a distributed power supply data analysis and display module;
the distributed power supply data processing module is used for acquiring distributed power supply information and configuring a distributed power supply standing book list and technical document data of distributed power supply equipment in a tree shape;
the system provides two modes of integration and manual entry with the power dispatching system. The method is integrated with a power dispatching system for maintenance, provides integration of power and a dispatching management system, and extracts power station naming, in-station wiring diagrams and equipment dispatching naming information. If the integration condition is not met, the power station account and graphic input function and the power station name uniqueness verification function are provided.
The distributed power supply data processing module has the function of maintaining the in-station bin bitmap, and can mark a sealing position on the three-dimensional in-station bin bitmap, and the bin bitmap can be associated with an interval. Has the function of uploading the document data such as station power consumption drawing, construction scale, overview and the like.
When the power station account is created, the function of automatically drawing the power station graph through longitude and latitude is realized; and the function of creating the power station account when drawing the power station graph is also provided. The method has the function of creating the station account of the equipment related to the inter-station interval, the intra-station graph and the graph according to the typical station. The method has the functions of selecting the existing station to create the inter-station interval, the intra-station graph, the graph-related equipment account and the equipment parameter.
The distributed power supply data processing module also has the function of establishing inter-station interval accounts. For the outgoing line interval, the associated line can be selected through a primary wiring diagram, and the associated line account can be inquired through the wiring diagram or the interval account. Has the functions of manually creating and creating interval patterns and devices in intervals according to typical intervals. The method has the function of checking the uniqueness of the inter-station interval names. It should be possible to distinguish between the running interval and the standby interval.
The distributed power supply data processing module also has a distributed power supply equipment entry function and provides two modes of extraction from the equipment module and manual entry. And extracting equipment inventory information and completion acceptance document data information from the equipment, and providing a manual entry function for the equipment and facility accounts in the station if the equipment inventory information and the completion acceptance document data information do not meet the integration condition with the project management. If the equipment in the station is maintained, the equipment inventory information is not maintained but has the integration condition, and the machine account can be manually input and subsequently associated. Devices that are inventoried for associated devices may be alerted.
Further, the equipment facilities in the station are divided into primary equipment in the station, relay protection equipment, a safety automatic device, energy storage equipment and production auxiliary facilities. The distributed power supply data processing module is used for recording station accounts of equipment facilities in the station, and the distributed power supply data processing module has the following functions:
when the machine account parameters of the equipment are maintained, the function of referring to the parameter values of an equipment standard parameter library according to manufacturers and equipment models is provided for newly purchased equipment, and the newly purchased equipment can be modified; when station accounts with equipment in the station are recorded, the corresponding equipment nameplates can be selected from a scheduling operation management nameplate library, and can also be recorded manually; the function of copying single or multiple parameters of the existing equipment to other equipment in batch can be copied in whole at intervals and can be modified. For the equipment which is reused after the operation is quitted, the original equipment parameters and the history can be directly referred to, and the equipment parameters can be modified.
Secondly, when filling in the machine account, the parameter field with the standard option has a pull-down selection function; and associating partial fields with fields, such as: manufacturer, equipment type, model and version number.
Thirdly, the device has a key parameter filling checking function, and the device filling field can be configured according to different voltage grades; and providing a data compliance verification function for technical parameters defining a data range in the equipment type parameter standard.
Fourthly, the system has the function of uploading technical data documents in various formats, and has the function of extracting technical data of equipment through an as-built acceptance module of project management. The equipment technical data sources comprise: designing yard, factory, material unit, construction unit, operation unit, maintenance unit and dispatching department. Wherein, the information from design institute, manufacturer, material unit, construction unit and operation unit is provided before the equipment is put into operation; the data information from the maintenance unit and the dispatching department is extracted from the maintenance management and dispatching management information. And providing a subsequent supplementary reminding function for drawing data which cannot be provided in time (such as the condition that CAD drawings consistent with the field are not provided simultaneously when equipment is put into operation or the CAD drawings are not provided by a design institute).
Taking a one-time device entry as an example,
maintenance of one-time wiring diagram
And providing a function of integrating with a dispatching management system and extracting a primary wiring diagram in a station. If the conditions are not met, providing a graph maintenance function of the primary wiring diagram in the station, wherein the specific functions are as follows:
the method has the functions of adding, moving, deleting and batch copying/pasting of the equipment primitives. When a graphic copy is selected, the graphic and device accounts (including device parameters) are copied synchronously.
Has the function of coloring according to voltage level.
Has the function of automatically coloring according to the charged state.
The interval at which the equipment account has been maintained may be selected to create a new interval, graph-related equipment and to replicate the equipment parameters at the same time.
The method has the function of associating the primary wiring primitive with the equipment.
The graphic editing function of the initialization of the electrical state is provided.
The system has a scheduling real-time information access function, and the accessed real-time information can be updated to the electrical state of equipment in a primary wiring diagram in the power station in real time after scheduling and auditing.
The function of marking the telemetering parameters on the electrical wiring diagram is provided; the remote measurement parameters are linked with the collected SCADA system, and the quasi-real-time automatic refreshing is realized.
The function of marking the power flow direction on the electrical wiring diagram is provided.
② one-time equipment account recording
The system has the function of integrating with a project management system, extracts primary equipment lists and technical data in a station, and provides the functions of scheduling, naming and associating equipment. If the integration condition with the project management is not provided, the function of recording the primary equipment account in the station is provided.
The uniqueness checking function of the equipment running number is provided.
The method has the function of recording the technical parameters of the equipment and the main components/accessories and technical parameters of the equipment for the primary equipment in the station.
When the parameters are recorded, the equipment can be selected through graphs or according to intervals.
For reactive equipment, it should be possible to associate to accessory equipment accounts such as capacitor bank accessory cascades, discharge coils, fuses, etc., and to maintain separate nameplate photographs of the accessory equipment.
The equipment technical document management function is provided, and comprises equipment document maintenance and inquiry and is associated with the equipment account.
The distributed power supply data processing module also has the function of integrating with the project management system and extracting the equipment list and technical data in the station. If the integration condition with the project management is not provided, the system has the manual creation function of in-station automation equipment, in-station AC/DC power supply equipment and in-station anti-misoperation devices. The equipment accounts are organized according to the equipment types, and national network unified standards are formulated and applied according to relevant equipment classification standards and equipment parameters.
The distributed power data processing module may also implement a production support facility entry function, specifically, the production support facility includes: monitoring system, air conditioner, security guard system, fire extinguishing system, lighting system, building civil engineering facility, etc. Has the function of integrating with a project management system and extracts the list of auxiliary facilities and technical data produced in the station. If the integration condition with the project management is not available, the machine account recording function of the auxiliary equipment to be produced is provided.
The distributed power supply data processing module is also used for performing acceptance check management on project completion, forming process data such as equipment inventory, equipment technical data (such as factory specifications, instruction manuals, maintenance manuals and the like), transportation records, installation records, acceptance check records, supervision reports, handover test reports, delivery test reports and the like, and is a main information source for establishing equipment account information and technical files.
The system has the function of extracting the equipment inventory information. Equipment in the as built equipment inventory may be automatically associated by power station, operating number, equipment type, and factory number. The equipment parameters in the equipment list are needed to be correlated, and the equipment parameters are selected to be copied to the related equipment accounts.
The system has the function of extracting technical data of equipment and various process data and is associated with the equipment account. The transportation records, the acceptance records and the like of the equipment are hung on the single equipment as much as possible, and if the equipment cannot be hung on the single equipment, the equipment is allowed to be hung on the power station.
The distributed power supply data processing module also has the functions of auditing and issuing the recorded machine account. The new application form information of the equipment account comprises three parts: application information, newly added account information and in-station wiring diagram information. The application information mainly comprises: the unit of the applicant, the application time, the power station, the newly added content and the application reason. And auditing and issuing the new application form of the equipment account. The auditing process can be self-defined, auditing can not be returned after passing, and the machine account is not allowed to be modified in the auditing process, and only the applicant is allowed to be modified. And after newly increased release of the machine account, formally forming a new equipment machine account. The issued machine account can only be modified through equipment transaction or machine account modification flow.
The distributed power supply data processing module also has a primitive library maintenance function, in particular to graphic maintenance, which has the primitive library maintenance function of a power station and primary and secondary equipment in the station. The primary equipment primitive in the station covers all equipment with running numbers; the primitive of the secondary equipment covers the protective screen and the protective pressure plate.
The distributed power supply data processing module also has the functions of maintaining an equipment standard parameter library and a database. It can establish standard parameter library and standard technical library of the in-station equipment managed according to manufacturer, model and date range of delivery (this option is not necessary). When maintaining the technical parameters of the equipment, the parameter values and technical data of the standard parameter library can be called according to the manufacturer, model and delivery date range and can be modified.
The bidding system has the function of extracting the key technical parameter information and technical data of the equipment from bidding management to form an equipment standard parameter library and a database. Equipment standard parameters and database maintenance provide maintenance access for operation and maintenance personnel and suppliers.
In the invention, the distributed power supply equipment management module is also used for recording graphs and equipment accounts, specifically, operation and maintenance personnel draw in-station wiring diagrams, name and hook equipment and complete key parameters before the newly added equipment is put into operation.
The method has the functions of newly adding the application to the equipment: and filling a new application form of the equipment account by the operation and maintenance personnel. The new application form information of the equipment account mainly comprises three parts: application information, newly added equipment information and wiring diagram information.
Has the newly-increased approval function: and auditing the application form by the responsibility people of the operation and maintenance team.
The system has the functions of special inspection and approval: and the operation inspection special duty is used for auditing the integrity of key parameters and the data accuracy of the information of the newly added equipment.
The method has the functions of auditing and releasing: and auditing and releasing the power grid graph and the system parameters in the change list by an equipment auditing staff, and starting a material object asset newly-increased management flow. And (3) filing after the equipment parameter geographical wiring diagram is completed: and the equipment operation and maintenance team completes the information supplement of the equipment accounts and files the information.
In the system, for the conditions of parameter adjustment of the equipment account or data maintenance of the historical equipment account, and the like, when the distributed power supply equipment management module modifies the equipment account or the graph, an operation and maintenance person puts forward an account or graph modification application, and after approval is passed, the operation and maintenance person issues the application. Through the management of the equipment account and the graphic modification process, the random modification of the equipment account is avoided, and the accuracy of the account and the graphic data is ensured.
The distributed power supply equipment management module also provides a filling-in equipment account and a figure modification request form, and submits an examination and approval. The method has the function of comparing the graphs and the accounts before and after modification, and the modified content can be highlighted.
A modification request form is allowed to contain modification requests of a plurality of devices. Has a multiple-choice function (per station, per multiple interval, or custom multiple choice) of modifying the devices and allows multiple parameters of multiple devices to be modified in batches. It is also allowed that no specific equipment is specified, only batch modification rules are set according to equipment condition parameters, and functions of retrieving and displaying the range and the quantity of the equipment meeting the modification conditions are provided. The machine account and the graphic modification application information comprise three parts: application information, account modifying information and wiring diagrams before and after modification. The application information mainly comprises: the system comprises an applicant unit, a power station, an applicant, application time, modification types, modification contents and modification reasons. The machine account modification information mainly comprises: a parameter list before modification and a parameter list after modification. The equipment before or after modification is selected, and the equipment account data and the equipment history can be inquired.
The distributed power supply equipment query statistic module is also used for equipment account query function. Specifically, the device account inquiry function has three inquiry modes of equipment tree inquiry, equipment account attribute inquiry and graph inquiry. The query result includes the location of the equipment account, the account and the history. The equipment account display information mainly comprises: the system comprises equipment technical parameter information, a technical data file, an equipment picture, previous overhaul (verification) date, previous overhaul (verification) type, previous overhaul (verification) unit, overhaul (verification) period and other information, next overhaul (verification) type and next overhaul (verification) period, wherein the equipment picture can be directly displayed; the history information mainly includes: the system comprises equipment defects, maintenance test records, test reports, verification reports, faults, evaluations, behavior countermeasures, operation records (such as main transformer tap changer adjustment records, reactive equipment switching records and the like), changes, hidden dangers, live detection records and the like, wherein various resume records are displayed in a list form, cover various main record information and can inquire detailed information of specified records or reports.
The distributed power supply equipment query statistical module can query data according to the equipment tree and query the details of the equipment accounts according to the master-slave relationship between the equipment and the tree structure. The method comprises the following steps: equipment accounts and histories.
The distributed power equipment query statistic module can query data according to the equipment account attribute. The equipment account information and the equipment resume information can be inquired according to the common inquiry conditions and the combination of the equipment type, the commissioning time, the asset unit, the power station, the operation unit, the voltage grade, the capacity, the model, the manufacturer, the commissioning date, the operation state, whether the defect exists, the state evaluation result, the equipment technical parameter and the like. For the reactive equipment, the inquiry is needed according to the fault times, and the auxiliary equipment accounts such as capacitor bank auxiliary series reactance, discharge coils, fuses and the like can be inquired in a correlation manner, and the nameplates of the auxiliary equipment can be inquired; the capacity of the capacitor bank can be counted, and reactive power generation in a selected time period can be carried out.
Attribute queries can be customized, conditional or fuzzy queries can be combined. The system has the functions of inquiring and marking the processing conditions of outage, defects and technical improvement and overhaul of reactive compensation equipment.
And the query results all display the power station, the unit and the maintenance team where the equipment is located. For the unit information in the query result, a complete organization hierarchy is displayed, the top-level organization can be defined, and the data range can be layered and automatically adapted according to the unit of the login person. For the query output result, part or all of the information can be selected and output according to all the attribute fields of the equipment or the components and the information of the power station, the voltage level of the power station, the operation and maintenance unit and the like to which the equipment belongs.
The distributed power supply equipment query statistical module has a graph query function and an equipment account query function based on the power grid geographic graph and the power grid electrical system graph. The method supports zooming and roaming on the power grid geographic graph and the power grid electrical system graph, positions the equipment through various operation modes such as click, frame selection, circle selection, polygon selection and the like, and can inquire equipment accounts and histories about the selected equipment. The function of inquiring the equipment account and the history information on the mobile terminal can be realized on the mobile terminal.
The distributed power supply equipment inquiry and statistics module has the function of carrying out account statistics in two modes of equipment account attribute statistics and graph statistics.
The specific requirements are as follows:
1) accounting according to device account attributes
The system has the function of counting the number of power stations and the capacity according to different voltage grades, operation years and power station types; providing a function of carrying out quantity statistics according to various dimensions such as equipment type, commissioning time, asset units, operation units, voltage levels, capacity, model, manufacturers, commissioning date, equipment technical parameters and the like; providing a self-defined combination statistical function according to the equipment attributes; part of the equipment provides capacity statistics functions, such as: transformers, power capacitors, reactors, etc.
Statistical functions with custom grouping conditions, such as: and (4) equipment statistics of different commissioning age sections.
The system has a data drilling function based on statistical results, and can inquire a related equipment list through the statistical results and inquire an equipment account and a history through the equipment.
The statistical result has a table and graph display mode, the graph display has various graphs, and the functions of EXCEL and WPS export are provided.
2) According to the statistics of the pattern
The device account counting function is provided according to the power grid geographic graph and the power grid electrical system graph. The method supports zooming and roaming on the power grid geographic graph and the power grid electrical system graph, positions the equipment through various operation modes such as click, frame selection, circle selection, polygon selection and the like, and can inquire equipment accounts and histories about the selected equipment.
The system has a data drilling function according to the statistical result, and can inquire a related equipment list through the statistical result and inquire an equipment account and a history through the equipment.
(3) Grid system graph query
The power grid system diagram query function is achieved. The power grid system diagram can be inquired according to the voltage grade, and a primary wiring diagram or a secondary pressing plate diagram in a power station inquiry station in the system diagram can be selected.
When the quasi-real-time information access condition of the power grid operation is met, the quasi-real-time information for showing the power grid operation on a power grid system diagram is provided, and the method comprises the following steps: current, voltage, load, tide, and the on-off state of the switching-off device, the system live state.
The distributed power supply maintenance management module comprises year, month and week plan management, plan intelligent compilation is carried out based on plan sources, and a power failure range, an influence user range and work contents are automatically generated according to a topological relation and an operation model; the Gantt chart is used for plan display, and the plan time can be flexibly adjusted; the method can be used for pre-balancing, and repeated power failure analysis, risk analysis and safety early warning can be performed.
The system can apply a maintenance plan scheduling strategy to automatically generate a maintenance plan for a maintenance task, and the maintenance plan is adjusted by combining a field survey result and is issued after being balanced by departments such as plan auditor audit, scheduling, operation and inspection, marketing and the like.
Based on the maintenance plan scheduling strategy, the number of households, the network frame level and the live working capacity during monthly blackout are comprehensively considered, the maintenance tasks are classified and sequenced according to the principle that the energy band is not stopped and the network frame is used for multiple purposes once the network frame is stopped, and the maintenance plan is intelligently generated. After the maintenance plan is edited manually (adding, modifying, deleting and template leading), a maintenance plan scheduling strategy can be called to form a maintenance plan optimization suggestion, and an establishment worker is assisted to complete maintenance plan establishment.
And after the maintenance plan is released, the system actively pushes the planned power failure information to the terminal. The service personnel can learn the service plan.
The distributed power supply overhaul management module provided by the invention provides two-ticket management and personnel management of the distributed power supply.
Because the distributed power supply has the characteristics of small capacity, wide distribution range, numerous equipment manufacturers and the like, when a line or equipment comprising the distributed power supply is overhauled, the equipment manufacturers and personnel often need to be reflected on the working ticket, and accordingly, two tickets of personnel are individually designed, and the department display adopts an visualized tree structure. The user can edit a department by clicking the department, including adding or modifying a name, modifying a number, deleting, adding a peer department, adding a next-level department, and the like. Such operation mode is visualized and simplified.
In order to facilitate the search of users, the design of a personnel editing interface is classified according to departments by adopting a method of classifying first and then editing. The personnel information is displayed in a list form, and a user can perform corresponding operation only by selecting one information and clicking a corresponding function button.
And (4) adopting an intermediate transition mode, namely defining roles on the authority control of the system. A group of people belonging to a role have the same rights. A person may have multiple roles.
The distributed power supply overhaul management module is provided with two ticket editing interfaces.
The two-ticket editing interface adopts a friendly user interaction interface, and the ticket and the printing effect seen from the system are ensured to be consistent in the ticket surface design. Functionally, as many convenient functions as possible are provided, such as cut, copy, paste, and undo. For more typical operation, the ticket face content association function can be utilized, and the billing efficiency and quality are greatly improved. According to the requirement, the ticket editing is authorized, and certain constraint force is provided for the logged-in user. And reading the ticket face information from the database when a new ticket is created or a new ticket is modified. For the ticket content, the user can directly input the ticket content through a keyboard, and data can also be called in by the graph generation module.
The distributed power supply overhaul management module is provided with a process definition module, and the process definition module provides an interface for modifying the two-ticket operation process for a user in a graphical interface mode.
First, it is necessary to define each node in the delivery flow of a designated work ticket (operation ticket), including: newly building, issuing, terminating, checking and the like.
The role of actor then needs to be defined for each node, namely: who can operate the ticket in this node, such as: only the work ticket issuer can issue one type of work ticket that has been generated.
Finally, the conditions needed by the node conversion and the tasks needed by the converted system need to be defined.
The nodes and roles in the interface can be dragged by a user at will to add, delete, modify a certain node, or change the sequence among the nodes.
The distributed power supply data analysis and display module is used for displaying the distributed power supply equipment ledger, GIS graphs, maintenance plans and two-ticket information, realizing the distributed power supply analysis and display function and realizing the safety early warning reminding display by depending on the system power failure analysis function; displaying an incidence relation between the maintenance plan and the distributed power supply ledger; displaying the incidence relation between the work ticket plan and the maintenance plan;
the system is also used for monitoring the running state of each device in the power supply network in real time; acquiring and displaying power supply area, user number and maximum load information of each power supply area; and acquiring and displaying information of the overload line and equipment in a preset time period, the real-time load rate of the power supply line and the real-time load rate of the transformer, summarizing and calculating the data, and synchronously displaying the data and the distributed power supply point information.
The islanding is usually formed in a microgrid comprising a distributed power generation system, when a main grid fails or power failure due to other reasons occurs, the change of the state of the main grid cannot be detected in time, and the islanding is separated from the main grid to form an isolated power grid which cannot be controlled by the main grid and is independently supplied with power by the distributed power generation system. Under the island operation, the capacity of a distributed power supply in an island is kept balanced with the power of a load, once the power is unbalanced, the voltage and the frequency are changed, the voltage and the frequency cannot be stabilized, and the micro-grid cannot normally operate. Based on the above situation, if the distributed power supply point information can be displayed, the formation of an unplanned island can be effectively avoided when equipment is overhauled or maintained, and the method has important significance on the safe operation of a power grid. When an island is formed, the power in the unplanned island is generally unbalanced, the voltage and the frequency are changed, and the island can be considered to be formed when the change exceeds a specified range. The distributed power supply data analysis and display module monitors the running state of each device in the power supply network in real time; acquiring information such as power supply area, user number, maximum load and the like of each power supply area through a PMS; and acquiring information of the overload line and equipment in a preset time period, the real-time load rate of the power supply line and the real-time load rate of the transformer, summarizing and calculating the data, and synchronously displaying the data and the distributed power supply point information.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a distributed generator integrated analysis and safety control system which characterized in that includes: the distributed power supply system comprises a distributed power supply data processing module, a database, a distributed power supply equipment management module, a distributed power supply equipment query and statistics module, a distributed power supply overhaul management module and a distributed power supply data analysis and display module;
the distributed power supply data processing module is used for acquiring distributed power supply information and configuring a distributed power supply standing book list and technical document data of distributed power supply equipment in a tree shape;
the distributed power supply equipment management module is used for providing an interface for increasing, deleting, modifying and checking the distributed power supply equipment for a user and operating the distributed power supply equipment;
the distributed power supply equipment query statistical module is used for configuring an equipment tree query interface, an equipment account attribute query interface and a graphical query interface;
the distributed power supply maintenance management module is used for providing a maintenance plan management interface for year, month and week establishment, and automatically generating a power failure area range and an influence user range in the power grid according to the topological relation and the operation model; displaying the maintenance plan by using a Gantt chart, and providing an operation interface for adjusting maintenance plan time; the system can perform pre-balancing, repeated power failure analysis, risk analysis and safety early warning functions;
the distributed power supply data analysis and display module is used for displaying system operation information;
the database is used for storing system data information.
2. The distributed power integrated analysis and safety management and control system according to claim 1,
the distributed power supply data processing module is also used for providing two modes of integrated input and manual input; extracting power station names, in-station wiring diagrams and equipment scheduling name information according to key words input by a user in an integrated input mode, and automatically inputting account book information; if the integration condition is not met, the power station account and graphic input function is provided, and the power station name uniqueness verification function is provided;
identifying a location of a distributed power source on a three-dimensional map in a system;
the system has the functions of uploading and acquiring power utilization drawings of the power distribution station, construction scale and general document data;
when the power station account is created, the function of automatically drawing the power station graph through longitude and latitude is realized; the method also has the function of creating the power distribution station account when drawing the power station graph;
the function of establishing interval machine accounts in the power distribution station is provided; for the outgoing line interval, the associated line can be selected through a primary wiring diagram, and the associated line account can be inquired through the wiring diagram or the interval account;
the function of manually creating interval graphs and devices in intervals according to typical intervals is provided;
the method has the function of checking the uniqueness of the inter-station interval names.
3. The distributed power integrated analysis and safety management and control system according to claim 1,
the distributed power supply data processing module also provides two modes of automatic extraction and entry and manual entry from equipment;
when the slave equipment inventory information and completion acceptance document data information are extracted, if the slave equipment inventory information and completion acceptance document data information do not have the condition of integration with project management, a manual entry function of the station equipment and facility ledger is provided; when equipment in a station is maintained, the equipment list information is not maintained but has integration conditions, and the machine account can be manually input and equipment association can be automatically carried out;
when the equipment account parameter is maintained, the function of quoting the parameter value of the equipment standard parameter library according to the manufacturer and the equipment model is provided for newly purchased equipment, and the newly purchased equipment can be modified;
when the machine account is filled in, the parameter field with the standard option has a pull-down selection function;
the method has a key parameter filling checking function and is configured according to different voltage grades;
the system has the function of uploading technical data documents in various types of formats, and has the function of extracting technical data of equipment through an as-built acceptance module of project management.
4. The distributed power integrated analysis and safety management and control system according to claim 1,
the distributed power supply data processing module is also used for maintaining equipment data, providing an integration function with a scheduling management system and extracting an in-station equipment data diagram;
the functions of adding, moving, deleting, batch copying and pasting the device data diagram are provided;
the function of coloring according to the voltage level of the equipment is provided;
has the function of automatically coloring according to the charged state of the equipment;
selecting the interval of the maintained equipment account to create new interval, graph and graph related equipment, and copying equipment parameters;
the method comprises the steps of associating a device primitive with a device;
the graphic editing function with the initialization of the electrical state is realized;
the system has a scheduling real-time information access function, and the accessed real-time information can be updated to the electrical state of equipment in an equipment diagram in the power station in real time after scheduling and auditing;
the function of marking the telemetering parameters on the electrical wiring diagram is provided; the remote measurement parameters are linked with the collected SCADA system, so that quasi-real-time automatic refreshing is realized;
the function of marking the power flow direction on the electrical wiring diagram is provided.
5. The distributed power integrated analysis and safety management and control system according to claim 1,
the distributed power supply data processing module is also used for increasing, deleting, modifying and checking production auxiliary facility data;
the project completion acceptance data can form equipment inventory, equipment technical data, transportation records, installation records, acceptance records, supervision reports, construction reports, delivery test reports and delivery test reports, and main information sources of equipment account information and technical files are established;
the device has the function of extracting the inventory information of the device; automatically associating with equipment in a finished equipment inventory according to the power station, the operation number, the equipment type and the factory number;
the function of extracting technical data of equipment and various process data is provided, and the function is associated with the equipment account; the transportation record and the acceptance record of the equipment are hung on a single piece of equipment, and if the transportation record and the acceptance record of the equipment cannot be hung on the single piece of equipment, the transportation record and the acceptance record of the equipment are hung on a power station;
the method has the functions of auditing and issuing the recorded machine account.
6. The distributed power integrated analysis and safety management and control system according to claim 1,
the distributed power equipment management module is also used for the recording function of graphics and equipment accounts: the operation and maintenance personnel draw the in-station wiring diagram, name and articulate the equipment and complete key parameters before the newly added equipment is put into operation;
the system is also used for acquiring a new device adding instruction and providing a new device account adding request form filled by operation and maintenance personnel;
the system is also used for setting an auditing process, configuring a newly-added approval interface, a transport inspection accountability approval interface and an auditing and releasing interface;
the system is also used for equipment commissioning information management;
the device is also used for archiving the device parameter geographical wiring diagram;
and the system is also used for adjusting the parameters of the equipment account and maintaining the historical equipment account data, when the equipment account or the graph is modified, the operation and maintenance personnel puts forward an account or graph modification application, and after the approval is passed, the operation and maintenance personnel release the application.
7. The distributed power integrated analysis and safety management and control system according to claim 1,
the distributed power supply equipment query statistic module is also used for providing a query equipment account interface, has an equipment tree query mode, an equipment account attribute query mode and a graph query mode, and provides a derivation function;
based on the data drilling function of the statistical result, inquiring a related equipment list through the statistical result, and inquiring an equipment account and a history through the equipment;
the system is also used for providing equipment account inquiry and inquiring detailed information of specified records or reports;
inquiring the details of the equipment account according to the master-slave relationship between the equipment and the tree structure based on the equipment tree inquiry;
and also based on device account attribute queries
For the reactive equipment, inquiring according to the failure times, and being capable of inquiring in the subsidiary equipment account in a correlation manner and inquiring the nameplate of the subsidiary equipment;
providing custom attribute queries, combinable conditional or fuzzy queries;
the system has the functions of inquiring, marking and tracking the outage, defects and technical improvement and overhaul processing conditions of reactive compensation equipment;
for the query output result, selecting part or all information to output according to all attribute fields of the equipment or parts and information of the power station, the voltage grade of the power station, the operation and maintenance unit and the like to which the equipment belongs;
the method is characterized by also having a function of equipment account inquiry based on the power grid geographic graph and the power grid electrical system graph, supporting zooming and roaming on the power grid geographic graph and the power grid electrical system graph, positioning equipment in a click selection mode, a frame selection mode, a circular selection mode and a polygonal selection mode, and inquiring equipment accounts and histories of the selected equipment;
the method has the function of inquiring the power grid system diagram and supports the realization of equipment account inquiry on the mobile terminal.
8. The distributed power integrated analysis and safety management and control system according to claim 1,
the distributed power supply maintenance management module is also used for applying a maintenance plan scheduling strategy, automatically generating a maintenance plan for a maintenance task, adjusting the maintenance plan by combining a field survey result, and issuing the maintenance plan after plan auditors review, scheduling, operation and maintenance and marketing department balance;
providing an emergency defect and emergency project temporary maintenance planning interface and supporting manual editing;
and after the maintenance plan is released, the distributed power supply maintenance management module pushes the planned power failure information to each terminal.
9. The distributed power integrated analysis and safety management and control system according to claim 1,
the distributed power supply maintenance management module classifies the design of a personnel editing interface in a mode of firstly classifying and then editing according to departments; the personnel information is displayed in a list form;
configuring the operation authority of each user system personnel;
two ticket editing interfaces are also configured; configuring ticket editing authority according to preset requirements; when a ticket is newly created or modified, ticket face information is read from the database.
10. The distributed power integrated analysis and safety management and control system according to claim 1,
the distributed power supply data analysis and display module is also used for displaying the distributed power supply equipment ledger, GIS graphs, maintenance plans and two-ticket information, realizing the distributed power supply analysis and display function and realizing the safety early warning reminding display by depending on the system power failure analysis function;
displaying an incidence relation between the maintenance plan and the distributed power supply ledger;
displaying the incidence relation between the work ticket plan and the maintenance plan;
the system is also used for monitoring the running state of each device in the power supply network in real time; acquiring and displaying power supply area, user number and maximum load information of each power supply area; and acquiring and displaying information of the overload line and equipment in a preset time period, the real-time load rate of the power supply line and the real-time load rate of the transformer, summarizing and calculating the data, and synchronously displaying the data and the distributed power supply point information.
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