CN109683571B - Modeling method and device for hydropower station monitoring system - Google Patents
Modeling method and device for hydropower station monitoring system Download PDFInfo
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- CN109683571B CN109683571B CN201811618161.1A CN201811618161A CN109683571B CN 109683571 B CN109683571 B CN 109683571B CN 201811618161 A CN201811618161 A CN 201811618161A CN 109683571 B CN109683571 B CN 109683571B
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
- G05B19/41845—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM] characterised by system universality, reconfigurability, modularity
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
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- G05B2219/31449—Monitor workflow, to optimize business, industrial processes
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Abstract
The embodiment of the invention discloses a modeling method and a device of a hydropower station monitoring system, which comprises the following steps: constructing an information acquisition model according to the relationship between information objects acquired by secondary equipment in a hydropower station; the secondary equipment is used for collecting information of the primary equipment; constructing an equipment model according to the connection relation between the primary equipment in the hydropower station; establishing an incidence relation between the information object and the primary equipment; and constructing a monitoring system model of the hydropower station based on the information acquisition model, the equipment model and the incidence relation according to monitoring service requirements.
Description
Technical Field
The invention relates to the technical field of monitoring, in particular to a modeling method and a modeling device for a hydropower station monitoring system.
Background
Ensuring safe operation of national economy is one of the most fundamental tasks of hydropower stations. With the continuous development of national economy, the demand of electric power is rapidly increased, more and more hydropower stations are built, and the capacity of the hydropower stations is increased. In order to realize safe power generation and supply, thousands of objects which need to be monitored frequently are needed, and the control functions which need to be realized are more and more complex. Particularly, the pump storage power plant has the working conditions of the unit, such as power generation and phase modulation, and interconversion between the pump storage and various working conditions, so that the control function is further complicated. The calculations that need to be performed are more complex in order to achieve an optimal operation of the hydroelectric power plant in order to achieve an economic operation of the whole system. These complex tasks make it increasingly difficult to use boolean logic-type automation devices, which were originally widely used in hydroelectric power stations, and therefore the adoption of more advanced technologies is an imminent task. The national grid company releases the intelligent technical specification of the hydraulic power plant, the subsequent new construction of the hydraulic power plant and the automatic modification of the stock hydraulic power plant are bound to refer to the specification, and an integrated, digital and intelligent new-generation water and electricity monitoring system becomes the next new development stage. With the development and maturity of the digitalization and intelligent technology of the transformer substation, the intelligent construction of the hydraulic power plant gradually schedules a plurality of hydraulic power plants, and a set of intelligent hydraulic power plant monitoring system needs to be constructed, so that the unified access, efficient monitoring, reasonable allocation, economic operation, power grid analysis, daily maintenance and the like of all systems and equipment of the power plant are realized.
The hydraulic power plant monitoring system adopted at present can realize the comprehensive monitoring of the hydraulic turbine set and the booster station, but adopts a scatter point mode for processing, lacks an object-oriented hydraulic power plant model, and an upper computer and an LCU are communicated through a private protocol. The implementation scheme can meet the basic function requirements of monitoring, but the workload is large in the implementation process, when a certain measuring point object is adjusted, multiple related positions are needed to be adjusted, the implementation period is long, and the error probability is high. In addition, based on the scatter model, high-level application based on an object cannot be realized, and the construction targets of integration, digitalization and intellectualization cannot be achieved.
Disclosure of Invention
In view of this, an embodiment of the present invention provides a modeling method and an apparatus for a hydropower station monitoring system with simple configuration and high reliability, and to achieve the above object, the method includes:
constructing an information acquisition model according to the relationship between information objects acquired by secondary equipment in a hydropower station; the secondary equipment is used for collecting information of the primary equipment;
constructing an equipment model according to the connection relation between the primary equipment in the hydropower station;
establishing an incidence relation between the information object and the primary equipment;
and constructing a monitoring system model of the hydropower station based on the information acquisition model, the equipment model and the incidence relation according to monitoring service requirements.
Wherein the establishing of the association relationship between the information object and the primary device includes: and defining keywords with standardized formats in advance for each information object, wherein the keywords comprise the type name of the primary equipment to which the information object belongs and the attribute of the information object.
The connection between the primary devices is a topological structure, and the connection relationship between the primary devices in the topological structure is a symbiotic relationship.
Wherein the secondary device comprises at least one of: the system comprises a booster station comprehensive automatic system, a hydroelectric generating set monitoring system, a fault information system, a hydroelectric generating set state monitoring system and a hydrological automatic measuring and reporting system.
The primary equipment comprises hydroelectric generation set equipment and matched booster station equipment; the hydroelectric power generation set device comprises at least one of the following components: the system comprises a hydraulic turbine set, a dam, a hydraulic turbine, a generator, an excitation, a speed regulator, a set bearing bush, an auxiliary oil system, an auxiliary water system and an auxiliary gas system; the booster station device includes at least one of: the transformer comprises a voltage class, a gap, a transformer, a winding, a line, a switch knife switch, a capacitor reactor, a generator, a bus, a voltage transformer, a current transformer and a lightning arrester.
Wherein, the information object collected by the secondary device comprises at least one of the following information of the corresponding primary device: telemetry information, remote control information, telepulse information, and telesignaling information.
The method further comprises the step of carrying out functional configuration based on the monitoring system model, and monitoring the primary equipment in the hydropower station through the configuration.
Wherein the performing of the function configuration based on the monitoring system model includes performing at least one of the following function configurations on the monitoring system model: basic SCADA function configuration consisting of a preposed communication part, an object-oriented real-time library part, a graphical interface part, a historical database part and a report part; configuring a total-station topological coloring function; configuring an AGC \ AVC function of the hydropower station based on the topological connection relation of the total station; and function configuration based on each professional monitoring model information of the hydropower station.
The embodiment of the invention also provides a modeling device of a hydropower station monitoring system, which comprises: the system comprises a first modeling module, a second modeling module, an association module and a third modeling module; wherein the content of the first and second substances,
the first modeling module is used for constructing an information acquisition model according to the relationship between information objects acquired by secondary equipment in the hydropower system; the secondary equipment is used for collecting information of the primary equipment;
the second modeling module is used for constructing an equipment model according to the connection relation between the primary equipment in the hydropower system;
the association module is used for establishing an association relation between the information object and the primary equipment;
and the third modeling module is used for constructing a system monitoring model based on the information acquisition model, the equipment model and the incidence relation according to monitoring service requirements.
The embodiment of the invention also provides a modeling device of the hydropower station monitoring system, which comprises a memory, a processor and a computer program stored in the memory and operated on the memory, wherein the processor realizes the modeling method of the hydropower station monitoring system according to any embodiment of the invention when executing the computer program.
In the embodiment of the invention, an information acquisition model is constructed according to the relationship between information objects acquired by secondary equipment in a hydropower station; the secondary equipment is used for collecting information of the primary equipment; here, an information acquisition model is constructed according to the relationship between the information objects, so that the monitoring of the information objects is more standardized and the configuration and the expansion are convenient; constructing an equipment model according to the connection relation between primary equipment in the hydropower station; establishing an incidence relation between the information object and the primary equipment; here, the association between the information object and the primary device can directly monitor the state of the primary device in an object-oriented manner; and constructing a monitoring system model of the hydropower station based on the information acquisition model, the equipment model and the association relation according to monitoring service requirements, wherein the monitoring system model can be flexibly constructed based on the information acquisition model, the equipment model and the association relation according to the service requirements, so that the monitoring system is more modularized and systematized, the layout is clear, the configuration is flexible and the reliability is high.
Drawings
Fig. 1 is a schematic flow chart of a modeling method of a hydropower station monitoring system according to an embodiment of the invention;
fig. 2 is a schematic diagram illustrating a relationship between information objects monitored by a dam according to an embodiment of the present invention;
fig. 3 is a schematic diagram illustrating the relationship between primary devices of a hydroelectric power station according to an embodiment of the present invention;
FIG. 4 is a schematic flow chart diagram of another modeling method for a hydropower station monitoring system according to an embodiment of the invention;
fig. 5 is a schematic diagram of an information object relationship acquired by a secondary device according to an embodiment of the present invention;
fig. 6 is a schematic diagram of an apparatus relationship structure of a primary apparatus according to an embodiment of the present invention;
FIG. 7 is a functional configuration diagram according to an embodiment of the present invention;
FIG. 8 is a schematic diagram of a modeling arrangement for a hydroelectric power plant monitoring system according to an embodiment of the present invention;
fig. 9 is a schematic diagram of a modeling apparatus of a hydropower station monitoring system according to another embodiment of the invention.
Detailed Description
The technical solution of the present application is further described in detail with reference to the drawings and specific embodiments of the specification.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of implementations of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, a schematic flow chart of a modeling method of a hydropower station monitoring system according to an embodiment of the present invention is provided, where the method includes the following steps:
here, the primary device may be a device used in a main system for transmitting, transmitting and distributing power; the secondary equipment may refer to equipment that controls, protects, oversees, and measures the operation of the primary equipment. The collected information object may be attribute information characterizing a certain state of primary equipment operation.
Here, the constructing of the information collection model may be establishing a mathematical model based on an affiliation, a symbiotic relationship, a functional relationship, a conversion relationship, and the like between the information objects. The information acquisition model can be a processing module with standardized input and output, has a unified parameter model, and can be conveniently configured and expanded. The specific information acquisition model can be designed based on the layout requirements of the on-site secondary equipment. Referring to fig. 2, a schematic diagram of a relationship between information objects for dam monitoring according to an embodiment of the present invention is provided, where a subordinate information object of a dam monitoring portion includes logical node information, physical device information, reservoir information, and leakage monitoring information, and taking the leakage monitoring information as an example, the subordinate information object of the leakage monitoring information further includes leakage alarm information, and the subordinate information object of the leakage alarm information further includes status value, quality, and time information.
here, the constructing of the device model may be establishing a mathematical model based on a relationship of membership, a relationship of symbiosis, a relationship of functions, a relationship of conversion, and the like between the primary devices, and the device model may be a processing module having standardized input and output, having a unified parameter model, and being capable of being configured and expanded conveniently. The specific device model may be designed based on the layout requirements of the field primary device. Referring to fig. 3, a schematic diagram of a relationship between primary devices of a hydropower station according to an embodiment of the present invention is provided, in which a hydroelectric generating set as a primary device includes a primary device belonging to the hydroelectric generating set: the system comprises a water turbine, a generator, an excitation, a speed regulator, a unit bearing bush, an auxiliary oil system, an auxiliary water system and an auxiliary gas system.
here, the establishing of the association relationship between the information object and the primary device may be establishing a unique binding relationship between the information object and the primary device.
And 14, constructing a monitoring system model of the hydropower station based on the information acquisition model, the equipment model and the incidence relation according to monitoring service requirements.
In the embodiment, an information acquisition model is constructed according to the relationship between information objects acquired by secondary equipment in the hydropower station; the secondary equipment is used for collecting information of the primary equipment; here, an information acquisition model is constructed according to the relationship between the information objects, so that the monitoring of the information objects is more standardized and the configuration and the expansion are convenient; constructing an equipment model according to the connection relation between primary equipment in the hydropower station; establishing an incidence relation between the information object and the primary equipment; here, the association between the information object and the primary device can directly monitor the state of the primary device in an object-oriented manner; and constructing a monitoring system model of the hydropower station based on the information acquisition model, the equipment model and the association relation according to monitoring service requirements, wherein the monitoring system model can be flexibly constructed based on the information acquisition model, the equipment model and the association relation according to the service requirements, so that the monitoring system is more modularized and systematized, the layout is clear, the configuration is flexible and the reliability is high.
Wherein the establishing of the association relationship between the information object and the primary device includes: and defining keywords with standardized formats in advance for each information object, wherein the keywords comprise the type name of the primary equipment to which the information object belongs and the attribute of the information object.
Here, the pre-defining of the key having the standardized format for each of the information objects may be standardized encoding of the information objects, and pre-defining of one data key for each of the information objects, for example, the key is represented in a fixed format of "area name.sub state name.equipname.comp _ pointID", where Comp represents a type name of a primary device component to which the information object belongs; pointID represents a data attribute name; the Comp _ pointID uniquely identifies one information object information; EquipName represents the primary device name; SubStationname represents the unit name; the AreaName represents an area. For example, "hb.sxza.generratingunit1.htur _ SpdRtg" indicates the rated rotational speed of the turbine of No. 1 unit of the electricity plant on the left bank of the three gorges in the north of the lake.
The connection between the primary devices is a topological structure, and the connection relationship between the primary devices in the topological structure is a symbiotic relationship. Referring to fig. 3, here, the connection relationship established between the primary devices is a symbiotic relationship, which facilitates adding and deleting of the devices and facilitates management of the devices by the monitoring system.
Wherein the secondary device comprises at least one of: the system comprises a booster station comprehensive automatic system, a hydroelectric generating set monitoring system, a fault information system, a hydroelectric generating set state monitoring system and a hydrological automatic measuring and reporting system.
The booster station integrated automation system can be a secondary device which can realize the integration of various aspects of automation such as safe operation monitoring and recording, safe operation monitoring, system fault recording, fault analysis, relay protection and the like of a primary device by using a computer completely, and the structure of the booster station integrated automation system can be one set of functional devices, and can also be integrated or multi-machine integrated and layered.
The hydroelectric generating set monitoring system can be used for monitoring the operation state of each component of each hydroelectric generating set.
The fault information system can be used for monitoring the running state of each measuring point, timely knowing fault information and realizing related protection and reminding functions.
Here, the hydroelectric generating set state monitoring system can be used for monitoring the overall operation state of each hydroelectric generating set.
Here, the automatic hydrological measurement and reporting system can be used for monitoring hydrological information related to power generation and knowing hydrological data in real time so as to adjust power generation parameters in time.
The primary equipment comprises hydroelectric generation set equipment and matched booster station equipment; the hydroelectric power generation set device comprises at least one of the following components: the system comprises a hydraulic turbine set, a dam, a hydraulic turbine, a generator, an excitation, a speed regulator, a set bearing bush, an auxiliary oil system, an auxiliary water system and an auxiliary gas system; the booster station device includes at least one of: the transformer comprises a voltage class, a gap, a transformer, a winding, a line, a switch knife switch, a capacitor reactor, a generator, a bus, a voltage transformer, a current transformer and a lightning arrester.
Wherein, the information object collected by the secondary device comprises at least one of the following information of the corresponding primary device: telemetry information, remote control information, telepulse information, and telesignaling information.
Here, the telemetry information refers to that a short-range measurement value of a parameter of an object is transmitted to a long-range measurement station in telemetry to realize long-range measurement, and the measurement value is the telemetry information. Telemetry is often subdivided into critical telemetry, secondary telemetry, general telemetry, and aggregate telemetry. The remote measurement function is commonly used for active and reactive power acquisition of a transformer, active power acquisition of a line, bus voltage and line current acquisition, acquisition of temperature, pressure, flow (flow rate) and the like, cycle frequency acquisition and other analog signal acquisition.
The remote control information refers to state quantity information which is sent from a power system dispatching control center and used for performing switching-on and switching-off operations on the circuit breaker. The passive contact mode is adopted, the correct action rate is required to be not less than 99.99%, the remote control correct action rate refers to the probability of no misoperation, and the remote control function is commonly used for the on-off capacitor of the circuit breaker and other occasions which can adopt relay control.
The remote pulse information is information transmitted to a system by using a pulse signal, and is commonly used in electric energy metering of an integrated automation system.
The remote signaling information refers to state quantity information such as action information of power system relay protection, state information of a circuit breaker, alarm signals and the like acquired by the RTU. The input of a passive contact mode, namely a certain path of remote communication quantity, is required to be a pair of contacts of a relay, and the relay is either closed or opened. And the closing or opening of the relay contact is converted into a low-level or high-level signal through a remote signaling terminal board and the low-level or high-level signal is sent to the YX module of the RTU. The telecommand function is typically used to measure the following signals: position signal of switch, comprehensive fault signal in transformer, action signal of protector, running state signal of communication equipment, tap position signal of voltage-regulating transformer, running state signal of automatic regulator, and other signals capable of providing relay output, accident total signal and main power supply power failure signal of device
And performing functional configuration based on the monitoring system model, and monitoring the primary equipment in the hydropower station through the configuration.
Here, the configuration refers to a process of completing a specific monitoring task in a project by using tools and methods provided in application software. Monitoring and control of the hydropower station automation process and equipment are realized through configuration software. It can collect various information from the automation process and equipment, display the information in a more understandable way such as graphics, transmit important information to relevant personnel in various ways, perform necessary analysis processing and storage on the information, send out control instructions and the like.
Wherein the performing of the function configuration based on the monitoring system model includes performing at least one of the following function configurations on the monitoring system model: basic data acquisition and monitoring control system SCADA function configuration composed of a preposed communication, an object-oriented real-time library, a graphical interface, a historical database and a report part; configuring a total-station topological coloring function; the method comprises the steps that (1) automatic frequency \ voltage control AGC \ AVC function configuration of a hydropower station based on a total station topological connection relation; and function configuration based on each professional monitoring model information of the hydropower station.
In order to facilitate further understanding of the implementation process of the modeling method of the hydropower station monitoring system provided by the embodiment of the invention, please refer to fig. 4, which is a schematic flow chart of the modeling method of the hydropower station monitoring system provided by the embodiment of the invention, and the method is further described with reference to a module of a hydroelectric generating set monitoring system as follows:
step S1: constructing an information acquisition model according to the relationship between information objects acquired by secondary equipment in a hydropower station; the secondary equipment is used for collecting information of the primary equipment;
here, the information collection model is constructed based on the IEC61850 standard, and the primary devices are devices directly used for power generation and power transmission and distribution via which electric energy is delivered from a power plant to respective users. The secondary equipment is auxiliary equipment for monitoring, measuring, operating, controlling and protecting the work of the primary equipment.
Please refer to fig. 5, which is a schematic diagram of an object relationship of information acquired by a secondary device according to an embodiment of the present invention, where the object information includes a total station power, and a first power, a second power, and a third power that belong to the total station power. The total station power is an information object for monitoring the hydropower station, and the first power, the second power and the third power are information objects for monitoring the first generator set, the second generator set and the third generator set respectively.
Here, the information collection model includes:
the total station power is the first power + the second power + the third power;
wherein the first power is less than or equal to 5 KW; the second power is less than or equal to 5 KW; the third power is less than or equal to 5 KW. The model may be configured by a configuration program.
Step S2: the object information is standardized coded according to IEC 61850.
Here, the object information, that is, the total station power, the first power, the second power, and the third power, is subjected to standardized encoding according to IEC61850, and specifically includes:
total station power: nanjing, Shiuidianzongzhan, Zongzhanognglv,
namely: nanjing, a hydropower station, a station power;
the first power: nanking, diyifianzizu, diyignonglv,
namely: nanjing, a first generator set, a first power;
the second power: the plant is Nanjing.Diyifiadanjizu.Diergonglv,
namely: nanjing, a second generator set and a second power;
third power: nanking, diyifianzizu, disangoglv,
namely: nanjing, a third generator set and a third power;
in this way the relationship between the primary device and the information object is established in advance.
Step S3: constructing an equipment model according to the connection relation between the primary equipment in the hydropower station;
here, an equipment model is established based on IEC61850-7-410 and IEC61850-7-510 standards, please refer to fig. 6, which is an equipment relationship structure schematic diagram of primary equipment provided by an embodiment of the present invention, and the hydropower station 61 includes 3 generator sets, which are a first generator set 62, a second generator set 63, and a third generator set 64, respectively. In this embodiment, the total station power is an information object for monitoring the hydropower station 61, and the first power, the second power, and the third power are information objects for monitoring the first generator set 62, the second generator set 63, and the third generator set 64, respectively.
Constructing an equipment model according to the connection relationship among the primary equipment in the hydropower station, namely the hydropower station 61, the first generator set 62, the second generator set 63 and the third generator set 64; the building equipment model comprises: the model may be configured by a configuration program by establishing an array a ═ {1, 2, 3}, where a represents the hydroelectric power station 61, 1 represents the first generating set 62, 2 represents the second generating set 63, and 3 represents the third generating set 64.
Step S4: establishing an association relationship between the information object and the primary equipment, that is, associating the total station power, the first power, the second power and the third power with the hydropower station 61, the first generator set 62, the second generator set 63 and the third generator set 64, respectively, specifically, establishing the association relationship by referring to the standardized codes, and configuring the association relationship in a configuration program.
Step S5: according to the power monitoring service requirement, constructing a monitoring system model of the hydropower station based on the information acquisition model, the equipment model and the incidence relation; the power distribution rules of the monitoring system model include: when the generator set is smaller than 5KW of the maximum power, power is distributed continuously according to the priority, the smaller the current power is, the power is distributed preferentially, and the rules can be configured through a configuration program.
Step S6: the configuration is performed by using configuration software based on the monitoring system model, please refer to fig. 7, which is a configuration diagram after the configuration is completed, where the configuration includes the power requirement input of the advanced application, the relationship between the primary devices and the information object, and the current power of each primary device.
Step S7: referring to fig. 7, a functional configuration diagram according to the requirement of a high-level application is provided, where data in the configuration may be stored and derived in a table form, and configuring power includes the following steps:
the power requirement of advanced applications is 15KW, if the current power is:
the first power: 3 KW;
the second power: 3 KW;
third power: 4 KW;
the 4KW is preferentially allocated to the first 62 and second 63 generator sets and the remaining 1KW to the third generator set 64, which power demand can be entered by the user by means of manual interaction.
An embodiment of the present invention further provides a modeling apparatus for a hydropower station monitoring system, please refer to fig. 8, which is a schematic diagram of the modeling apparatus for the hydropower station monitoring system according to an embodiment of the present invention, and the apparatus includes: a first modeling module 81, a second modeling module 82, an association module 83, and a third modeling module 84; wherein the content of the first and second substances,
the first modeling module 81 is used for constructing an information acquisition model according to the relationship between information objects acquired by secondary equipment in the hydropower system; the secondary equipment is used for collecting information of the primary equipment;
the second modeling module 82 is used for constructing an equipment model according to the connection relation between the primary equipment in the hydroelectric system;
the association module 83 is configured to establish an association relationship between the information object and the primary device;
the third modeling module 84, according to the monitoring service requirement, constructs a system monitoring model based on the information acquisition model, the equipment model and the association relation;
fig. 9 is a schematic diagram of a modeling apparatus of a hydropower station monitoring system according to another embodiment of the present invention, where the apparatus includes a memory 91, a processor 92, and a computer program stored in the memory 91 for running, and the processor 92 implements the following steps when executing the computer program:
constructing an information acquisition model according to the relationship between information objects acquired by secondary equipment in a hydropower station; the secondary equipment is used for collecting information of the primary equipment;
constructing an equipment model according to the connection relation between the primary equipment in the hydropower station;
establishing an incidence relation between the information object and the primary equipment;
and constructing a monitoring system model of the hydropower station based on the information acquisition model, the equipment model and the incidence relation according to monitoring service requirements.
Here, the processor 92, when executing the computer program, is further configured to: and defining keywords with standardized formats in advance for each information object, wherein the keywords comprise the type name of the primary equipment to which the information object belongs and the attribute of the information object.
Here, the processor 92, when executing the computer program, is further configured to: and performing functional configuration based on the monitoring system model, and monitoring the primary equipment in the hydropower station through the configuration.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and scope of the present invention are included in the protection scope of the present invention.
Claims (10)
1. A modeling method for a hydropower station monitoring system, comprising:
constructing an information acquisition model according to the relationship between information objects acquired by secondary equipment in a hydropower station; the secondary equipment is used for collecting information of the primary equipment;
constructing an equipment model according to the connection relation between the primary equipment in the hydropower station;
establishing an incidence relation between the information object and the primary equipment;
and constructing a monitoring system model of the hydropower station based on the information acquisition model, the equipment model and the incidence relation according to monitoring service requirements.
2. The modeling method for a hydroelectric power plant monitoring system of claim 1, wherein the establishing the association between the information object and the primary equipment comprises: and defining keywords with standardized formats in advance for each information object, wherein the keywords comprise the type name of the primary equipment to which the information object belongs and the attribute of the information object.
3. The modeling method for a hydropower station monitoring system according to claim 1, wherein the connection between the primary devices is a topology structure in which the connection relationship between the primary devices is a symbiotic relationship.
4. The modeling method for a hydroelectric power plant monitoring system of claim 1 wherein the secondary equipment comprises at least one of: the system comprises a booster station comprehensive automatic system, a hydroelectric generating set monitoring system, a fault information system, a hydroelectric generating set state monitoring system and a hydrological automatic measuring and reporting system.
5. The modeling method for a hydroelectric power plant monitoring system of claim 1 wherein the primary equipment comprises a hydroelectric power plant equipment and a companion booster station equipment; the hydroelectric power generation set device comprises at least one of the following components: the system comprises a hydraulic turbine set, a dam, a hydraulic turbine, a generator, an excitation, a speed regulator, a set bearing bush, an auxiliary oil system, an auxiliary water system and an auxiliary gas system; the booster station device includes at least one of: the transformer comprises a voltage class, a gap, a transformer, a winding, a line, a switch knife switch, a capacitor reactor, a generator, a bus, a voltage transformer, a current transformer and a lightning arrester.
6. The modeling method of a hydropower station monitoring system according to claim 1, wherein the information object collected by the secondary equipment includes at least one of the following information of the corresponding primary equipment: telemetry information, remote control information, telepulse information, and telesignaling information.
7. The modeling method of a hydropower station monitoring system according to claim 1, further comprising performing a functional configuration based on the monitoring system model, and implementing monitoring of the primary equipment in the hydropower station by the configuration.
8. The modeling method for a hydroelectric power plant monitoring system according to claim 7, wherein the performing a functional configuration based on the monitoring system model comprises performing at least one of the following functional configurations on the monitoring system model: basic SCADA function configuration consisting of a preposed communication part, an object-oriented real-time library part, a graphical interface part, a historical database part and a report part; configuring a total-station topological coloring function; configuring an AGC \ AVC function of the hydropower station based on the topological connection relation of the total station; and function configuration based on each professional monitoring model information of the hydropower station.
9. A modeling apparatus for a hydropower station monitoring system, comprising: the system comprises a first modeling module, a second modeling module, an association module and a third modeling module;
the first modeling module is used for constructing an information acquisition model according to the relationship between information objects acquired by secondary equipment in the hydropower system; the secondary equipment is used for collecting information of the primary equipment;
the second modeling module is used for constructing an equipment model according to the connection relation between the primary equipment in the hydropower system;
the association module is used for establishing an association relation between the information object and the primary equipment;
and the third modeling module is used for constructing a system monitoring model based on the information acquisition model, the equipment model and the incidence relation according to monitoring service requirements.
10. A modeling apparatus for a hydroelectric power plant monitoring system comprising a memory, a processor and a computer program stored for execution on the memory, wherein: the processor, when executing the computer program, implements a modeling method of a hydroelectric power plant monitoring system according to any of claims 1 to 8.
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