CN111817437A - Intelligent substation intelligent oscillograph modeling method - Google Patents
Intelligent substation intelligent oscillograph modeling method Download PDFInfo
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- CN111817437A CN111817437A CN202010630579.5A CN202010630579A CN111817437A CN 111817437 A CN111817437 A CN 111817437A CN 202010630579 A CN202010630579 A CN 202010630579A CN 111817437 A CN111817437 A CN 111817437A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
- H02J13/00034—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving an electric power substation
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
- H02J13/00036—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers
- H02J13/0004—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers involved in a protection system
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/18—Systems supporting electrical power generation, transmission or distribution using switches, relays or circuit breakers, e.g. intelligent electronic devices [IED]
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Abstract
The invention discloses a modeling method of an intelligent recorder of an intelligent substation, which comprises the steps of setting elements and element attributes of a basic parameter model, an IED service function model, an interval service function model and an enumeration type model; directly establishing a basic parameter model and an enumeration type model of the RCI file according to the basic parameter model and the enumeration type model of the RCT file; instantiating an IED service function model according to the SCD file; and instantiating an interval service function model according to the SCD file and the wave recording file of the wave recording acquisition unit. The invention can improve the automatic configuration efficiency, is convenient for operation and maintenance personnel to supplement the configuration and provides a basis for the automatic configuration of the intelligent recorder.
Description
Technical Field
The invention belongs to the technical field of secondary systems of intelligent substations, and particularly relates to a modeling method of an intelligent oscillograph of an intelligent substation.
Background
The intelligent wave recorder integrates functions of fault transient wave recording, network message recording, secondary system visualization, intelligent operation and maintenance and information protection substations, is the most comprehensive and concentrated system of monitoring, analyzing and diagnosing information of the relay protection equipment at the substation end, and is an important technical means for supporting the operation and maintenance of the intelligent substation. At present, the SCD file of the intelligent substation cannot realize the configuration of high-level application, so that the configuration is limited greatly, the configuration file generated by the intelligent recorder of each manufacturer cannot be used universally, the configuration information of the main substation and the sub substation cannot be shared, the configuration work completely depends on the manufacturer, and the operation and the maintenance of power related personnel in the future are not facilitated.
The configuration of the wave recorder of the intelligent station at the present stage has the following problems:
1) advanced applications such as wave recording, information protection, network separation, intelligent operation and maintenance of the intelligent wave recorder mainly depend on manual configuration, configuration workload is large, and correctness cannot be guaranteed;
2) the SCD has multiple modifications in each link, such as the construction process of an intelligent substation (design-protection-three-party modification of a background manufacturer), design naming and scheduling naming change, reconstruction and extension, defect processing and the like, and each change depends on a system integrator to be reconfigured, so that the requirements of high-grade application such as source end maintenance and the like cannot be met.
Disclosure of Invention
The invention aims to provide a modeling method of an intelligent recorder of an intelligent substation aiming at the defects in the prior art.
In order to achieve the purpose, the invention adopts the following technical measures:
an intelligent substation intelligent oscillograph modeling method comprises the following steps:
step 1, setting configuration contents of the intelligent wave recorder according to the functional service requirements of the intelligent wave recorder, wherein the configuration contents comprise: basic parameters, IED service functions, interval service functions and enumeration types;
step 2, establishing a corresponding intelligent oscillograph configuration model according to the configuration content, wherein the intelligent oscillograph configuration model comprises the following steps: setting elements and element attributes of a basic parameter model, an IED service function model, an interval service function model and an enumeration type model;
step 3, a time deviation service setting element TimeOffset, a simple network time setting protocol setting element SNTP and a disk capacity monitoring service setting element DiskCapaMntr are combined into a basic parameter model;
combining a basic information point model and a service configuration model into an IED service function model;
combining a plurality of homologous models and a plurality of event sequence models into an interval service function model;
combining a basic parameter model, a plurality of IED service function models, an interval service function model group and a plurality of enumeration type models into an intelligent recorder configuration model, and then generating an RCT file;
step 4, directly establishing a basic parameter model and an enumeration type model of the RCI file according to the basic parameter model and the enumeration type model of the RCT file; instantiating an IED service function model according to the SCD file; and instantiating a homologous model of the interval service function model according to a recording file of the recording acquisition unit, instantiating an event sequence model of the interval service function model according to the SCD file, and taking the IED service function model and the interval service function model of the instantiated RCT file as the IED service function model and the interval service function model of the RCI file.
The instantiation of the IED service function model according to the SCD file as described above comprises the following steps:
instantiating a basic information point model in an IED business function model:
respectively mapping the information of a fixed value, a pressing plate, a GOOSE input, a GOOSE output, an action event, a fault signal, a communication working condition, internal monitoring, protection remote measurement, a device running state, protection remote signaling and a protection function state data set in an SCD file to a fixed value element Setting, a protection pressing plate element RelayEna, a GOOSE input element GOOSEINput, a GOOSE output element GOOSEOutput, an action event element TripInfo, a fault signal element AlarmInfo, a communication working condition element CommState, an internal monitoring Ain, a protection remote measurement element RelayAin, a device running state element DeviceState, a protection remote communication element RelayDin and a protection function state element RelayState of a basic information point model in an IED service function model in an associated manner;
instantiating a service configuration model in an IED service function model:
mapping a device running state element DeviceState in the basic information point model to a device front panel element ProtFacePlate of the service configuration model;
according to the name of a basic entry element item in a protection pressing plate element RelayEna in a basic information point model, respectively mapping a signal reference scdRef of the basic entry element of the protection pressing plate element RelayEna in the basic information point model to a hard pressing plate element HardStrap, a functional pressing plate element FunStpEntry, a GOOSE output soft pressing plate element GoTxStrap and a GOOSE input soft pressing plate element attribute GoRxStrap signal reference scdRef of a protection pressing plate mapping element ProtStrap of a service configuration model;
mapping the GOOSE input element GOOSEINput in the basic information point model and the basic entry element item in the GOOSE output element GOOSEOutput to a GOOSE input soft pressing plate element GoRxStrap of a protection pressing plate mapping element ProtStrap of the service configuration model and a virtual terminal entry element FCDA in the GOOSE output soft pressing plate element GoTxStrap respectively,
traversing IEDs in the SCD file, establishing an optical port monitoring object, mapping the optical port monitoring object to a monitoring object objiD in a monitoring object element MntrEntry of an analog quantity on-line monitoring element AnalogMntr of a service configuration model,
respectively mapping the signal reference scdRef and the name of a basic entry element of an internal monitoring element Ain in a basic information point model to the signal reference scdRef and the name of a monitoring object element MntrEntry of an analog on-line monitoring element AnalogMntr of a service configuration model;
establishing association between a plug-in identifier and an optical port type, and respectively mapping the plug-in identifier, the optical port identifier and the optical port type to a plug-in identifier brdID, a port identifier port and a port type portType in a device back panel element ProtBackplate of a service configuration model;
according to the traversal IED, the link type, the network identification and the control block identification are associated,
mapping the link type and the network identification to the link type lnkType and the network identification net of the attribute of the process layer network element NetKeywd of the logical link alarm element LogicLinkWarn in the service configuration model;
mapping the control block identifier to a control block identifier appid of an alarm signal mapping element Warnentry of a process layer network element NetKeywd;
and mapping the name of the basic item element item in the communication condition element CommState element in the basic information point model to a link interruption keyword wrnKeyWd of an alarm signal mapping element WarnEntry element.
The above-mentioned homology model for instantiating the interval service function model according to the recording file of the recording acquisition unit includes the following steps:
establishing association between a recording acquisition unit and other IEDs, and mapping the association of the channel number and the channel name of a recording file of the recording acquisition unit into a recording channel mapping element ChnlMap in a homologous model according to the channel name of the acquisition unit in the interval service function model; and traversing the IED in the SCD file, and mapping the channel number and the channel name of the protection recording file into a protection recording channel element ProChnl of a recording channel mapping element ChnlMap in an associated manner.
The event sequence model for instantiating the interval service function model according to the SCD file as described above includes the following steps:
traversing IEDs in the SCD file, and correspondingly associating and mapping GOOSE input elements GOOSEINput, GOOSE output elements GOOSEOutput, action event elements TripInfo and basic entry elements item in a protection remote signaling element RelayDin of an IED business function model to the event sequence model.
Compared with the prior art, the invention has the following beneficial effects:
1) the normative, the integrality and the correctness of the configuration file of the intelligent wave recorder are ensured.
2) The standardized intelligent oscillograph model file can also ensure that the generated intelligent oscillograph configuration file has good interactivity, and the configuration information of the main station and the sub station of different manufacturers can be shared;
3) the modeling of the intelligent wave recorder can improve the automatic configuration efficiency, facilitate the operation and maintenance personnel to supplement the configuration and provide a foundation for the automatic configuration of the intelligent wave recorder.
4) The configuration information of the wave recorder can be described in a standardized manner, the intelligent wave recorder of any manufacturer can be configured by adopting a general configuration tool, the configuration work of the intelligent wave recorder is not limited to the fact that the manufacturer is required to be relied on, and the operation, maintenance and supplement of power related personnel in the future are facilitated.
Drawings
FIG. 1 is a schematic flow diagram of the present invention;
FIG. 2 is a diagram of the RCT model structure of the smart recorder;
fig. 3 is a flow chart of the RCI model of the intelligent recorder.
Detailed Description
The present invention will be described in further detail with reference to examples for the purpose of facilitating understanding and practice of the invention by those of ordinary skill in the art, and it is to be understood that the present invention has been described in the illustrative embodiments and is not to be construed as limited thereto.
As shown in fig. 1, a modeling method for an intelligent recorder of an intelligent substation includes the following steps:
step S1, according to the function service requirement of the intelligent wave recorder, setting the configuration content of the intelligent wave recorder, wherein the configuration content comprises: basic parameters, IED service functions, bay service functions, and enumeration types.
Step S2, determining the configuration modeling principle of the intelligent wave recorder;
and establishing a corresponding intelligent oscillograph configuration model according to the configuration content, and setting elements and element attributes of the intelligent oscillograph configuration model.
The intelligent oscillograph configuration model comprises: a basic parameter model, an IED service function model, an interval service function model and an enumeration type model.
Setting elements and element attributes of a basic parameter model, an IED service function model, an interval service function model and an enumeration type model;
(1) basic parameter model
The basic parameter model represents parameters such as disk capacity, time synchronization mode and the like when the intelligent recorder runs;
the elements of the basic parametric model include: a time offset service setting element TimeOffset, a simple network time synchronization protocol setting element SNTP, and a disk capacity monitoring service setting element DiskCapaMntr;
(2) IED business function model
The IED service function model is according to the voltage level and the primary equipment type of the relay protection device;
the IED business function model comprises: a basic information point model and a service configuration model;
the basic information point model is used for representing the basic information points of the IED and providing basic information points for other services of the oscillograph;
and the service configuration model is used for representing basic information points required by the recorder for executing the associated or related services before different basic information points in the service process.
(2a) Basic information point model
Elements of a basic information point model of the IED business function model comprise a fixed value element Setting, a protection pressure plate element RelayEna, a GOOSE input GOOSEINput, a GOOSE output element GOOSEOutput, an action event element TripInfo, a fault signal element AlarmInfo, a communication condition element CommState, an internal monitoring element Ain, a protection telemetering element RelayAin, a device running state element DeviceState, a protection telecommand element RelayDin and a protection function state element RelayState;
the fixed value element Setting comprises a plurality of basic entry elements item;
the protection pad element RelayEna includes a plurality of basic entry elements item;
GOOSE input includes a plurality of basic entry elements item;
the GOOSE output element GOOSE output comprises a plurality of basic entry elements item;
the action event element triplnfo comprises a plurality of elementary entry elements item;
the fault signal element alarmninfo includes a plurality of basic entry elements item;
the communication condition element comstart includes a plurality of basic entry elements item;
the internal monitoring element Ain comprises a plurality of basic entry elements item;
the protection telemetry element RelayAin comprises a plurality of basic entry elements item;
the device run state element DeviceState includes a plurality of basic entry elements item;
the protection telecommand element RelayDin comprises a plurality of basic entry elements item;
the protection function state element RelayState includes a plurality of basic entry elements item;
the attributes of the basic item element item comprise a name, a monitoring object objID, a reference scdRef and a description desc;
(2b) service configuration model
The service configuration model of the IED service function model comprises an analog quantity online monitoring element AnalogMntr, a logical link alarm element LogicLinkWarn, a protection pressure plate mapping element ProtStrap, a device front panel element ProtFacePlate and a device rear panel element ProtBackplate.
The analog quantity on-line monitoring element AnalogMntr comprises a monitoring item element MntrValMap;
the monitoring entry element MntrValMap includes a plurality of monitoring object elements MntrEntry;
the attributes of the monitoring object element MntrEntry element include a name, a monitoring object objID, and a signal reference scdRef.
The logical link alarm element LogicLinkWarn comprises a plurality of process layer network elements NetKeywd;
the attribute of the process layer network element NetKeywd comprises a network identifier net and a link type lnkType;
the process layer network element NetKeywd contains an alarm signal mapping element WarnEntry;
the attributes of the alarm mapping element WarnEntry include a link interruption keyword wrnKeyWd and a control block identification appid.
The protection platen mapping element ProtStrap includes a hard platen element HardStrap, a functional platen element FunStpEntry, a GOOSE output soft platen element gottxstrap, and a GOOSE input soft platen element gorxsstrap;
the hard press plate element HardStra has the attributes of name and signal reference scdRef;
the attribute of the functional pressing plate element FunStpEntr is name and signal reference scdRef;
the GOOSE outputs the attributes of the soft pressing plate element GoTxStrap as name and signal reference scdRef;
the GOOSE output soft-clip element gotxshap includes a plurality of associated virtual terminal entry elements FCDA;
the GOOSE input soft press plate element GoRxStrap has the attributes of name and signal reference scdRef;
the GOOSE input soft pad element GoRxStrap includes a plurality of associated virtual terminal entry elements FCDA.
The device front panel element ProtFacePlate comprises a panel indicator light set element Lights;
the panel indicator set element Lights includes a plurality of panel indicator entry elements Light;
the panel indicator light bar element comprises a plurality of associated signal elements LgtRelatMap;
the device back panel element ProtBackplate comprises a back panel board card collection element Boards;
the rear panel Board card set elements Boards comprise a plurality of rear panel Board card entry elements Boards;
the attribute of the item element Board of the rear panel Board card is a plug-in identifier brdID;
the rear panel card entry element Board comprises port set elements Ports on the panel card;
the port set elements Ports on the board cards comprise port elements on a plurality of board cards;
the attributes of the port elements on the board card comprise a port identification port and a port type portType;
(3) interval service function model
The interval service function model comprises a homologous model and an event sequence model.
The homologous model represents that the oscillograph needs to indicate a relative comparison channel in the process of executing homologous business, and the comparison channel can be from different IEDs;
the event sequence model provides a correct information template for the protection action analysis service, is the basis of the wave recorder for executing and verifying the related protection action sequence service, and can be described by adopting the basic information points in the IED model and indicating the sequence of the information points.
The homologous model comprises a plurality of recording channel mapping elements ChnlMap;
the attribute of the homologous model is the name of the recording acquisition unit, namely the idName
The attributes of the recording channel mapping element ChnlMap comprise a recording channel number comtraceIndex, a recording channel name channName and a channel type of the recording acquisition unit;
the recording channel mapping element ChnlMap comprises a plurality of protection recording channel elements ProChnl;
the attributes of the protection recording channel element ProChnl include a protection name iedName, a channel identification proId, and a protection recording channel number comtradeIndex.
The Event sequence model comprises a plurality of Event elements Event;
an Event element Event includes a plurality of sub Event entry elements SubItem;
the attributes of the Event element Event comprise an Event sequence index, an Event description eventdescr, an Event type infoType, a sending device sendIED, an accepting device acceptIED, an expected value expectVal and a mandatory identifier constraint;
attributes of the sub event entry element SubItem include event description eventdmesc, event type infoType, sending device sendIED, accepting device acceptIED, expected value expectVal, mandatory identity constraint.
(4) Enumeration type model
The enumeration type model characterizes the types of objects that the configuration of the smart recorder may involve, such as: a secondary equipment type protection, measurement and control and intelligent terminal; primary equipment object line, bus and main transformer.
The enumeration type model comprises a plurality of enumeration type elements EnumType; the attribute of the enumerated type element EnumType is a typeId type identifier;
the enumerated type element EnumType includes a plurality of enumerated entry value elements enumgal; the attribute of the enumerated entry value element enumgal is the value ord.
Step S3, constructing an intelligent wave recorder configuration model according to a configuration modeling principle by combining with the IEC61850 standard, and generating an intelligent wave recorder template RCT file;
as shown in fig. 2, according to the object-oriented idea, a hierarchical object is adopted, and an intelligent recorder configuration model is constructed according to voltage levels, device types, elements, and element attributes.
A time deviation service setting element TimeOffset, a simple network time setting protocol setting element SNTP and a disk capacity monitoring service setting element DiskCapaMntr are combined into a basic parameter model;
combining a basic information point model and a service configuration model into an IED service function model;
combining a plurality of homologous models and a plurality of event sequence models into an interval service function model;
the method comprises the steps that a basic parameter model, a plurality of IED service function models, an interval service function model group and a plurality of enumeration type models are combined to form an intelligent recorder configuration model, then an RCT file is generated and used for describing configuration contents of the intelligent recorder, and the root element of the RCT file is RCDF.
Step S4, importing RCT files, SCD files and wave recording files, and generating an intelligent wave recorder instance configuration RCI file through an intelligent wave recorder configuration tool;
as shown in fig. 3, generating the RCI file includes the following steps:
step S11, analyzing the SCD file, and extracting the type, voltage level, data set information and communication parameter information of the IED in the SCD file;
analyzing the wave recording file, and extracting the description and channel number of the wave recording switching value and analog channel in the wave recording file;
analyzing the RCT file, and extracting a basic parameter model, an IED service function model, an interval service function model and an enumeration type model;
and step S22, directly establishing a basic parameter model and an enumeration type model of the RCI file according to the basic parameter model and the enumeration type model of the RCT file.
Step S33, the IED service function model in the RCT file is instantiated according to the IED in the SCD file. The specific method comprises the following steps:
and finding an IED service function model of the RCT file according to the type of the IED and the voltage class of the IED.
A basic information point model in the IED business function model is instantiated. The information of the fixed value, the pressure plate, the GOOSE input, the GOOSE output, the action event, the fault signal, the communication condition, the internal monitoring, the protection remote measurement, the device running state, the protection remote signaling and the protection function state data set in the SCD file are mapped to a fixed value element Setting, a protection pressure plate element RelayEna, a GOOSE input element GOOSE input, a GOOSE output element GOOSE output, an action event element TripInfo, a fault signal element alarmninfo, a communication condition element CommState, an internal monitoring Ain, a protection remote measurement element relayiain, a device running state element DeviceState, a protection remote communication element relayidin and a protection function state element RelayState of a basic information point model in the IED service function model respectively in an associated manner.
Instantiating a service configuration model in an IED service function model: mapping a device running state element DeviceState in the basic information point model to a device front panel element ProtFacePlate of a service configuration model in the IED service function model;
according to the name of a basic entry element item in a protection pressing plate element RelayEna in a basic information point model, respectively mapping a signal reference scdRef of the basic entry element of the protection pressing plate element RelayEna in the basic information point model to a hard pressing plate element HardStrap, a functional pressing plate element FunStpEntry, a GOOSE output soft pressing plate element GoTxStrap and a GOOSE input soft pressing plate element attribute GoRxStrap signal reference scdRef of a protection pressing plate mapping element ProtStrap of a service configuration model;
the basic entry elements item in the GOOSE input element GOOSE input and GOOSE output elements GOOSE output in the basic information point model are mapped to the virtual terminal entry element FCDA in the GOOSE input soft-pressing element GoRxStrap and GOOSE output soft-pressing element gortxtrap, respectively.
The Communication parameter information Communication/connectictap/physcon of the IED in the SCD file describes the attribute information of the port. The Port properties of the optical Port are:
the analog quantity on-line monitoring element AnalogMntr comprises a monitoring item element MntrValMap;
the monitoring entry element MntrValMap includes a plurality of monitoring object elements MntrEntry;
the type of < P >1-A </P >, the '1' represents the plug-in, the 'A' represents the optical interface plug-in, traverse the IED in the SCD file, build the optical interface monitoring object,
mapping the optical port monitoring object to a monitoring object objID in a monitoring object element MntrEntry of an analog quantity on-line monitoring element AnalogMntr of a service configuration model,
respectively mapping the signal reference scdRef and the name of a basic entry element of an internal monitoring element Ain in a basic information point model to the signal reference scdRef and the name in a monitoring object element MntrEntry of an analog quantity on-line monitoring element AnalogMntr in a service configuration model in an IED service function model;
establishing association between a plug-in identification and an optical port type, and respectively mapping the plug-in identification and the optical port type to a plug-in identification brdID, a port identification port and a port type portType in a device rear panel element ProtBackplate of a service configuration model in an IED service function model;
the internal reference address information Inputs/Extref of the IED in the SCD file describes the receiving port information of the IED and the receiving control block information sent by other IEDs, and the link type, the network identification and the control block identification are associated according to traversal of the IED.
Mapping the link type and the network identification to the link type lnkType and the network identification net of the attribute of the process layer network element NetKeywd of the logical link alarm element LogicLinkWarn in the RCT model file;
mapping the control block identifier to a control block identifier appid of an alarm signal mapping element Warnentry of a process layer network element NetKeywd;
and mapping the name of the basic item element item in the communication condition element CommState element in the basic information point model to a link interruption keyword wrnKeyWd of an alarm signal mapping element WarnEntry element.
Step S44, instantiates the interval service function model. The specific method comprises the following steps:
instantiating a homologous model in the interval service function model, establishing association between the recording acquisition unit and other IEDs, and mapping the association between the channel number and the channel name of the recording file of the recording acquisition unit into a recording channel mapping element ChnlMap according to the channel name of the recording acquisition unit in the interval service function model; traversing IEDs in the SCD file, and mapping the channel numbers and the channel names of the protection recording files into the ProChnl elements of the protection recording channels in an associated manner to complete the mapping of the homologous models in the interval service function model.
Instantiating an event sequence model in the interval service function model, traversing the IED in the SCD file, and mapping GOOSE input elements GOOSEINput, GOOSE output elements GOOSEOUTput, action event elements TripInfo and basic entry elements item in a protection remote signaling element RelayDin of the IED service function model into element attributes of the event sequence model according to attribute description in the event sequence model in the interval service function model, so as to complete mapping of the event sequence model.
Step S44, generating an RCI file for configuring the intelligent wave recorder instance;
the RCI is used for basic parameters, configuration incidence relation between IED service and relay protection device information and configuration incidence relation between interval service and relay protection information, an IED service function model and an interval service function model of an instantiated RCT file are used as an IED service function model and an interval service function model of the RCI file, and element definitions in the RCI file are consistent with those of the RCT file.
By the method, the configuration content of the intelligent wave recorder can be described in a standardized way, the intelligent wave recorder can be modeled to improve the automatic configuration efficiency, operation and maintenance personnel can supplement the configuration conveniently, and a foundation is provided for the automatic configuration of the intelligent wave recorder.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (4)
1. The intelligent transformer substation intelligent oscillograph modeling method is characterized by comprising the following steps:
step 1, setting configuration contents of the intelligent wave recorder according to the functional service requirements of the intelligent wave recorder, wherein the configuration contents comprise: basic parameters, IED service functions, interval service functions and enumeration types;
step 2, establishing a corresponding intelligent oscillograph configuration model according to the configuration content, wherein the intelligent oscillograph configuration model comprises the following steps: setting elements and element attributes of a basic parameter model, an IED service function model, an interval service function model and an enumeration type model;
step 3, a time deviation service setting element TimeOffset, a simple network time setting protocol setting element SNTP and a disk capacity monitoring service setting element DiskCapaMntr are combined into a basic parameter model;
combining a basic information point model and a service configuration model into an IED service function model;
combining a plurality of homologous models and a plurality of event sequence models into an interval service function model;
combining a basic parameter model, a plurality of IED service function models, an interval service function model group and a plurality of enumeration type models into an intelligent recorder configuration model, and then generating an RCT file;
step 4, directly establishing a basic parameter model and an enumeration type model of the RCI file according to the basic parameter model and the enumeration type model of the RCT file; instantiating an IED service function model according to the SCD file; and instantiating a homologous model of the interval service function model according to a recording file of the recording acquisition unit, instantiating an event sequence model of the interval service function model according to the SCD file, and taking the IED service function model and the interval service function model of the instantiated RCT file as the IED service function model and the interval service function model of the RCI file.
2. The intelligent substation intelligent oscillograph modeling method according to claim 1, wherein the instantiating the IED service function model according to the SCD file comprises the following steps:
instantiating a basic information point model in an IED business function model:
respectively mapping the information of a fixed value, a pressing plate, a GOOSE input, a GOOSE output, an action event, a fault signal, a communication working condition, internal monitoring, protection remote measurement, a device running state, protection remote signaling and a protection function state data set in an SCD file to a fixed value element Setting, a protection pressing plate element RelayEna, a GOOSE input element GOOSEINput, a GOOSE output element GOOSEOutput, an action event element TripInfo, a fault signal element AlarmInfo, a communication working condition element CommState, an internal monitoring Ain, a protection remote measurement element RelayAin, a device running state element DeviceState, a protection remote communication element RelayDin and a protection function state element RelayState of a basic information point model in an IED service function model in an associated manner;
instantiating a service configuration model in an IED service function model:
mapping a device running state element DeviceState in the basic information point model to a device front panel element ProtFacePlate of the service configuration model;
according to the name of a basic entry element item in a protection pressing plate element RelayEna in a basic information point model, respectively mapping a signal reference scdRef of the basic entry element of the protection pressing plate element RelayEna in the basic information point model to a hard pressing plate element HardStrap, a functional pressing plate element FunStpEntry, a GOOSE output soft pressing plate element GoTxStrap and a GOOSE input soft pressing plate element attribute GoRxStrap signal reference scdRef of a protection pressing plate mapping element ProtStrap of a service configuration model;
mapping the GOOSE input element GOOSEINput in the basic information point model and the basic entry element item in the GOOSE output element GOOSEOutput to a GOOSE input soft pressing plate element GoRxStrap of a protection pressing plate mapping element ProtStrap of the service configuration model and a virtual terminal entry element FCDA in the GOOSE output soft pressing plate element GoTxStrap respectively,
traversing IEDs in the SCD file, establishing an optical port monitoring object, mapping the optical port monitoring object to a monitoring object objiD in a monitoring object element MntrEntry of an analog quantity on-line monitoring element AnalogMntr of a service configuration model,
respectively mapping the signal reference scdRef and the name of a basic entry element of an internal monitoring element Ain in a basic information point model to the signal reference scdRef and the name of a monitoring object element MntrEntry of an analog on-line monitoring element AnalogMntr of a service configuration model;
establishing association between a plug-in identifier and an optical port type, and respectively mapping the plug-in identifier, the optical port identifier and the optical port type to a plug-in identifier brdID, a port identifier port and a port type portType in a device back panel element ProtBackplate of a service configuration model;
according to the traversal IED, the link type, the network identification and the control block identification are associated,
mapping the link type and the network identification to the link type lnkType and the network identification net of the attribute of the process layer network element NetKeywd of the logical link alarm element LogicLinkWarn in the service configuration model;
mapping the control block identifier to a control block identifier appid of an alarm signal mapping element Warnentry of a process layer network element NetKeywd;
and mapping the name of the basic item element item in the communication condition element CommState element in the basic information point model to a link interruption keyword wrnKeyWd of an alarm signal mapping element WarnEntry element.
3. The intelligent substation intelligent oscillograph modeling method according to claim 1, wherein the step of instantiating the homology model of the interval service function model according to the wave recording file of the wave recording acquisition unit comprises the steps of:
establishing association between a recording acquisition unit and other IEDs, and mapping the association of the channel number and the channel name of a recording file of the recording acquisition unit into a recording channel mapping element ChnlMap in a homologous model according to the channel name of the acquisition unit in the interval service function model; and traversing the IED in the SCD file, and mapping the channel number and the channel name of the protection recording file into a protection recording channel element ProChnl of a recording channel mapping element ChnlMap in an associated manner.
4. The intelligent substation intelligent oscillograph modeling method according to claim 1, wherein the event sequence model instantiating the interval service function model according to the SCD file comprises the following steps:
traversing IEDs in the SCD file, and correspondingly associating and mapping GOOSE input elements GOOSEINput, GOOSE output elements GOOSEOutput, action event elements TripInfo and basic entry elements item in a protection remote signaling element RelayDin of an IED business function model to the event sequence model.
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