CN110855004A - Intelligent station integrated monitoring system based on multi-station fusion - Google Patents
Intelligent station integrated monitoring system based on multi-station fusion Download PDFInfo
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- CN110855004A CN110855004A CN201911191363.7A CN201911191363A CN110855004A CN 110855004 A CN110855004 A CN 110855004A CN 201911191363 A CN201911191363 A CN 201911191363A CN 110855004 A CN110855004 A CN 110855004A
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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
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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
- H02J11/00—Circuit arrangements for providing service supply to auxiliaries of stations in which electric power is generated, distributed or converted
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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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
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- Business, Economics & Management (AREA)
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention relates to a multi-station fusion-based intelligent station integrated monitoring system, which comprises a monitoring system and a data center station monitoring system in a transformer substation, an intelligent function module and terminal equipment, wherein data transmission is carried out between the monitoring system and the data center station monitoring system in the transformer substation and between the data center station monitoring system and the intelligent function module through optical fibers, and signal transmission is carried out between the data center station monitoring system and the terminal equipment through a wireless or in-station 5G base station; the intelligent station integrated monitoring system is more intelligent, multi-station-oriented, safe, reliable and strong in data processing capacity.
Description
Technical Field
The invention belongs to the technical field of transformer substation monitoring, and particularly relates to an intelligent station integrated monitoring system based on multi-station fusion.
Background
The intelligent transformer substation is used as a key node for voltage conversion and energy distribution of a power grid, plays an important role in safe and stable operation of the power grid, and the integrated monitoring system is indispensable key configuration, so that the fault rate can be effectively reduced, and the operation and maintenance level of the transformer substation can be improved. The integrated monitoring system of the existing intelligent substation is arranged according to layered distribution, the requirements of safe operation and monitoring in the substation are met to a certain extent, however, with the promotion of ubiquitous power internet of things construction, the 'multi-station integration' becomes the future development trend, and the existing monitoring system needs to be improved and improved to meet the requirements of new technology integration development.
The multi-station integration refers to integration and expansion of other types of stations such as a charging and switching (energy storage) station, a data center station and the like and new services of related new technologies on the basis of an intelligent substation, and can construct a stronger information communication and data storage and processing system platform for the intelligent substation to promote multi-party service integration and improvement of the overall resource utilization rate, and the schematic diagram of the multi-station integration intelligent station is shown in fig. 1.
The existing transformer substation integrated monitoring system has high attention to electrical information such as working states of primary and secondary equipment in a substation, but pays more attention to operation and maintenance such as safety and fire control, but the monitoring mode has relative separation of related auxiliary monitoring of weak links, and manual inspection and inspection tour have large workload and low efficiency and need to be enhanced; the data information quantity of electrical equipment such as microcomputer protection, central signal, voltage reactive power control and the like of the transformer substation and related auxiliary control systems is large, each acquisition unit is responsible for the data, certain data redundancy exists, later-stage arrangement and analysis are lacked, the data utilization rate is low, and manpower and material resources are wasted when the data are searched again. Most of auxiliary production system information in the current station is mainly unstructured data such as tables, images and videos, real-time monitoring can generate a large amount of historical data, and a common data analysis processing mode cannot meet actual requirements.
Therefore, based on the problems, the intelligent station integrated monitoring system based on the multi-station fusion is more intelligent, multi-station-oriented, safe, reliable and strong in data processing capacity, and has important practical significance.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a smart station integrated monitoring system which is more intelligent, multi-station-oriented, safe, reliable and strong in data processing capacity and is based on multi-station fusion.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
the monitoring system comprises a monitoring system and a data center station monitoring system in a transformer substation, an intelligent function module and terminal equipment, wherein data transmission is carried out between the monitoring system and the data center station monitoring system in the transformer substation and between the data center station monitoring system and the intelligent function module through optical fibers, and signal transmission is carried out between the data center station monitoring system and the terminal equipment through a wireless or in-station 5G base station;
the monitoring system in the transformer substation comprises an electrical information acquisition control module, an automation network module and an alternating current/direct current power supply monitoring module, wherein the electrical information acquisition control module acquires basic information in the transformer substation and realizes data processing, analysis and uploading through the automation network module;
the data center station monitoring system comprises an in-station data storage management module, an active safety protection module, an intelligent auxiliary control system module, a video image analysis processing system module, other intelligent control modules and a data center station external data storage management module, wherein the in-station data storage management module provides a data safety storage function for the transformer substation by utilizing the storage capacity and the data processing capacity of the data center station; the active safety protection module constructs an active safety protection layer on an interaction layer of the transformer substation and a dispatching plane by using data encryption and intrusion detection technologies, and deals with and processes possible network safety attacks; the intelligent auxiliary control system module is matched with the video image analysis processing system module to analyze and identify a large amount of historical data generated by real-time monitoring, and information needing to be processed is transmitted to the terminal equipment; the other intelligent control modules provide monitoring modules for the multi-station fusion function and the future expansion function; the data center station external data storage management module can provide data storage, operation data service and information management functions for external enterprises and the like, and receives data value-added service services;
the intelligent function module comprises a photovoltaic power station, an energy storage unit, an environment monitoring station, a charging and replacing power station, a Beidou base station and a 5G signal station, wherein the photovoltaic power station is established on the top of a main operation building body of the transformer substation; the energy storage unit is built in the substation, can be used for storing redundant storable electric energy generated by the photovoltaic power station and transmitted by the substation, and can also be used as a power supply to release the stored electric energy when needed; the environment monitoring station collects environment data and sends the environment monitoring data to an environment monitoring and analyzing person through other intelligent control modules in the data center station monitoring system; a charging pile is arranged in the charging and replacing station to provide electric energy for the photovoltaic power station and the energy storage unit to form a charging and replacing electricity collecting and distributing place; the Beidou base station receives a synchronous time tick signal of a Beidou satellite navigation system, performs information interaction with a monitoring system in a transformer substation and a monitoring system of a data center station, and provides a clock synchronous time tick signal and a positioning signal for other equipment in a total station and a peripheral range; the 5G signal station provides 5G service for signal transmission among the monitoring system in the transformer substation, the monitoring system of the data center station and the terminal equipment by using 5G signals;
the terminal equipment can enable personnel in the station to receive equipment faults screened by a monitoring system of the data center station or other problems and/or alarms needing to be processed in time at any time.
Further, the electrical information acquisition control module comprises a current transformer, a voltage transformer, a merging unit, an intelligent terminal, a protection device and a measurement and control device, wherein the current transformer and the voltage transformer acquire basic voltage and current information of part of electrical equipment of the transformer substation, the basic voltage and current information is subjected to signal conversion processing by the merging unit and is uploaded to the protection device and the measurement and control device, the protection device judges acquired data or receives an action signal transmitted by a monitoring host, if action is needed, the signal is returned to the intelligent terminal, the electrical equipment acts according to the signal, and the measurement and control device uploads equipment state monitoring information to the power dispatching and data central station monitoring system and the in-station data storage management module through the automatic network module; the acquisition of basic information of the equipment and the equipment control to a certain degree can be realized through the electric information acquisition control module.
Further, the automatic network module comprises a monitoring host, a time synchronization system, a zone I data communication gateway machine, a zone I active safety protection device, a zone II data communication gateway machine and a zone II active safety protection device; the monitoring host can access the data storage management module in the station; the time synchronization system interacts with a Beidou base station in the intelligent functional module to ensure the accuracy of clock synchronization information in the station; the scheduling control and remote browsing of the external scheduling center and the data center station monitoring system in the station can be realized through the I area data communication gateway machine and the II area data communication gateway machine; the area I active safety protection device and the area II active safety protection device are matched with an active safety protection module in a data center station monitoring system, so that external access discrimination, intrusion detection and safety encryption are realized.
Further, the alternating current-direct current power supply monitoring module monitors the running condition of the alternating current-direct current power supply system of the total station and monitors the photovoltaic power station and the energy storage unit in the intelligent function module.
Furthermore, the in-station data storage management module has data processing and intelligent analysis functions and is used for receiving data information needing to be stored and processed in the monitoring system in the transformer substation, and the data security level of the in-station data storage management module is improved by the aid of the active security protection module so as to meet requirements of the security level of the transformer substation.
Furthermore, the active safety protection module comprises an intrusion detection function and a data encryption function, and the intrusion detection function carries out intrusion detection on information; the data encryption function can encrypt data at different levels according to requirements, so that the information security in the station is ensured.
Furthermore, the intelligent auxiliary control system module comprises a safety guard, an environment monitoring function, a video device function and a fire alarm function, information interaction is carried out through an intelligent auxiliary control basic sensing device installed in the station and a monitoring system in the transformer substation, monitoring and control of the in-station security protection, fire protection, video and environment monitoring auxiliary devices can be respectively realized, meanwhile, video data in the module can be used as a video data source in the video image analysis processing system module, and the video image analysis processing system module can timely return the problems of security protection, fire protection and the like obtained by video analysis to the intelligent auxiliary control system module and the terminal device.
Furthermore, the video image analysis processing system module is used for performing equipment state diagnosis on the image information returned by the video monitoring, and returning the image information to the monitoring system, the intelligent auxiliary control system module or the terminal equipment in the transformer substation, so as to solve the fault problem in time.
Furthermore, each partition of the other intelligent control modules is correspondingly controlled by the sub-modules in the intelligent function module: photovoltaic power generation regulation controls a photovoltaic power station; the energy storage control receives the electric quantity of a transformer substation or a photovoltaic power station by the energy storage unit, releases the electric quantity in the energy storage unit, and carries out peak clipping and valley filling or in-station power utilization regulation control; measuring the actual electric quantity supplied to the electric automobile by the charging station and calculating the charge; the environment monitoring control analyzes and evaluates the data collected by the environment monitoring station and sends the data to a required environment mechanism; the unified time tick control collects the calibration to the signal of big dipper basic station, guarantees the unified time tick function of total powerstation.
Furthermore, the data center station provides basic and value-added services for the external data storage management module to various external clients.
The invention has the advantages and positive effects that:
1. the intelligent station monitoring system meets the development requirements of a multi-station fusion intelligent station, is greatly improved and promoted in the aspects of monitoring range, real-time performance, interactivity, operation efficiency, safety, functionality and the like, and can be used for constructing a stronger information communication and data storage and processing system platform for the intelligent station by fusing and expanding the monitoring system and related new technology new services such as a charging and replacing station, an energy storage station, a data center station and the like, so that the fusion of multiple services and the promotion of the utilization rate of the whole resources are promoted;
2. the invention simplifies the data processing function of the monitoring system in the transformer substation, and utilizes the storage capacity and the data processing capacity of the data center station to carry out corresponding data storage and analysis processing, so that the working interface (monitoring host) of operation and maintenance personnel is clearer, the operation and maintenance personnel can conveniently manage and can effectively acquire the accurate information of basic parameters and historical data of equipment in time when needed, and the state misjudgment caused by data problems is avoided;
3. according to the invention, an active safety protection system is established, the existing passive safety protection pattern of the transformer substation is changed, and the overall safety of the intelligent station is improved;
4. the intelligent auxiliary control system and the video monitoring image analysis processing function complement each other, so that the situations that the current attention degree to electrical information is high, the attention degree to related operations and maintenance such as safety and fire fighting is sufficient but the means is insufficient are changed, and the comprehensive intelligent perception to the operation and maintenance attention information is formed;
5. the introduction of the terminal equipment can facilitate the operation and maintenance personnel to monitor and process the real-time states of various equipment, thereby avoiding inspection flaws, saving the labor cost and improving the operation and maintenance efficiency;
6. the photovoltaic power station and the control module thereof, the energy storage unit and the module thereof are mutually matched with the AC/DC system and the AC/DC integrated monitoring system module in the station, so that a standby power supply is provided for the DC system in the intelligent station, the safety of the DC system in the whole station is improved, meanwhile, the electric energy can be stored when the system needs, and the peak clipping and valley filling effects in a small range are achieved;
7. the invention introduces an intelligent station expansion function and a monitoring module thereof: the environment monitoring station and the monitoring module thereof, the charging and replacing station and the monitoring module thereof, the 5G base station and the monitoring module thereof, the Beidou base station and the unified time synchronization monitoring module thereof fully utilize the land position advantage of the transformer substation, the equipment is reasonably and effectively arranged in the station, the space and the equipment in the station are reused, the resource cost for constructing other stations is saved, the environment monitoring information acquisition, uploading and integration of the charging and replacing functions of the electric automobile are realized, the 5G signal transmission means is provided, the communication signal is enhanced, the unified time synchronization of the whole station is ensured, the position positioning information is provided for the periphery, and the functions and the advanced application of the original transformer substation monitoring system are greatly enriched;
8. the external data storage management module of the data center station can provide data storage, operation data service and information management functions for external enterprises and the like, accept data value-added service services, and improve the efficiency and benefit of the whole intelligent station.
Drawings
The technical solutions of the present invention will be described in further detail below with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus do not limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein and are not necessarily drawn to scale.
Fig. 1 is a schematic diagram illustrating a station configuration of a "multi-station integration" smart station according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an intelligent station integrated monitoring system based on multi-station fusion according to an embodiment of the present invention;
Detailed Description
First, it should be noted that the specific structures, features, advantages, etc. of the present invention will be specifically described below by way of example, but all the descriptions are for illustrative purposes only and should not be construed as limiting the present invention in any way. Furthermore, any single feature described or implicit in any embodiment or any single feature shown or implicit in any drawing may still be combined or subtracted between any of the features (or equivalents thereof) to obtain still further embodiments of the invention that may not be directly mentioned herein. In addition, for the sake of simplicity, the same or similar features may be indicated in only one place in the same drawing.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The present invention will be described in detail with reference to fig. 2.
The monitoring system comprises a monitoring system (01) in a transformer substation, a monitoring system (02) in a data center station, a smart function module (03) and a terminal device (04), data transmission is carried out between the monitoring system (01) in the transformer substation and the monitoring system (02) in the data center station and between the monitoring system (02) in the data center station and the smart function module (03) through optical fibers, and signal transmission is carried out between the monitoring system (02) in the data center station and the terminal device (04) through a wireless or in-station 5G base station;
the monitoring system (01) in the transformer substation comprises an electrical information acquisition control module (01a), an automatic network module (01b) and an alternating current and direct current power supply monitoring module (01c), wherein the electrical information acquisition control module (01a) acquires basic information in the substation, the automatic network module (01b) is used for processing, analyzing and uploading data, the alternating current and direct current power supply monitoring module (01c) is used for monitoring the running condition of an alternating current and direct current power supply system in the whole substation, so that the stable running of the power supply system in the whole substation is ensured, and the safety protection function of a secondary system in the substation and between a substation end and a main substation is realized through a transverse isolation and longitudinal encryption device;
the data center station monitoring system (02) comprises an in-station data storage management module (02a), an active safety protection module (02b), an intelligent auxiliary control system module (02c), a video image analysis processing system module (02d), other intelligent control modules (02e) and a data center station external data storage management module (02f), wherein the in-station data storage management module (02a) provides a data safety storage function for the transformer substation by utilizing the storage capacity and the data processing capacity of the data center station; the active safety protection module (02b) constructs an active safety protection layer on an interaction layer of the transformer substation and a dispatching plane by using data encryption and intrusion detection technologies, and deals with possible network safety attacks; the intelligent auxiliary control system module (02c) is matched with the video image analysis processing system module (02d) to analyze and identify a large amount of historical data generated by real-time monitoring, and information needing to be processed is transmitted to the terminal equipment (04); the other intelligent control modules (02e) provide monitoring modules for the multi-station fusion function and the future expansion function; the data center station external data storage management module (02f) can provide data storage, operation data service and information management functions for external enterprises and the like, and accept data value-added service services;
the intelligent function module (03) comprises a photovoltaic power station (03a), an energy storage unit (03b), an environment monitoring station (03c), a charging and replacing power station (03d), a Beidou base station (03e) and a 5G signal station (03f), wherein the photovoltaic power station (03a) is established on the top of a main operation building body of the transformer substation, and the site space and light resources are fully utilized to produce electric energy; the energy storage unit (03b) is built in the substation, can be used for storing redundant storable electric energy generated by the photovoltaic power station and transmitted by the substation, and can also be used as a power supply to release the stored electric energy when needed; the photovoltaic power station (03a) and the energy storage unit (03b) can form a provider of one path of standby direct-current power supply of the intelligent station together, the power supply reliability is further enhanced, and the photovoltaic power station and the energy storage unit are also used as power supply providers of the charging and replacing power station (03d) to provide charging service for the electric automobile; the environment monitoring station (03c) reasonably arranges environment monitoring devices by utilizing the framework and the space in the station, saves occupied land, collects environment data, and sends the environment monitoring data to an environment monitoring analyst through other intelligent control modules (02e) in the data center station monitoring system (02); the charging and replacing power station (03d) is constructed by utilizing the space of parking places inside and outside the enclosure of the intelligent station, the charging pile is installed beside the parking place, the photovoltaic power station (03a) and the energy storage unit (03b) are introduced to provide electric energy, and a large-scale charging and replacing power collecting and distributing place is formed; the Beidou base station (03e) receives a synchronous time tick signal of the Beidou satellite navigation system, performs information interaction with a monitoring system (01) in a transformer substation and a monitoring system (02) in a data center station, and provides a clock synchronous time tick signal and a positioning signal for other equipment in a total station and a peripheral range; the 5G signal station (03f) also utilizes the power in the station to construct and install communication equipment, and utilizes advanced 5G signals to provide 5G service for signal transmission among the monitoring system (01) in the transformer substation, the monitoring system (02) in the data center station and the terminal equipment (04); meanwhile, the communication signal of the nearby area is enhanced, and the speed and efficiency of information transmission are improved. The modules are the expansion of intelligent station function modules under the condition of multi-station integration, and are mainly controlled by an alternating current/direct current power supply monitoring module (01c) in a monitoring system (01) in a transformer substation and other intelligent control modules (02e) in a data center station monitoring system (02).
The terminal equipment (04) can enable personnel in the station to receive the equipment faults screened out by the data center station monitoring system (02) or other problems and/or alarms needing to be processed in time at any time.
It should be noted that the electrical information acquisition control module (01a) includes a current transformer, a voltage transformer, a merging unit, an intelligent terminal, a protection device and a measurement and control device, the current transformer and the voltage transformer acquire basic voltage and current information of part of electrical equipment of the substation, the basic voltage and current information is subjected to signal conversion processing by the merging unit and is sent to the protection device and the measurement and control device, the protection device judges the acquired data or receives an action signal sent by a monitoring host, if the action is needed, the signal is returned to the intelligent terminal, the electrical equipment acts according to the signal, and the measurement and control device sends equipment state monitoring information to the power dispatching and data central station monitoring system (02) and the in-station data storage management module (02a) through an automation network module (01 b); the acquisition of basic information of the equipment and the equipment control to a certain degree can be realized through the electric information acquisition control module (01 a).
Further, the automatic network module (01b) comprises a monitoring host (an engineer workstation and an operator station), a time synchronization system, a zone I data communication gateway machine, a zone I active safety protection device, a zone II data communication gateway machine and a zone II active safety protection device; the monitoring host can realize visual management of equipment state, authority management, operation management, overhaul management, local and remote operation control of equipment and the like by accessing the data storage management module (02a) in the station and integrating manual input or system interaction means; the time synchronization system interacts with a Beidou base station (03e) in the intelligent function module (03) to ensure the accuracy of clock synchronization information in the station; the scheduling control and remote browsing in the station can be realized by an external scheduling center and a data center station monitoring system (02) through a data communication gateway machine in a region I and a data communication gateway machine in a region II; the area I active safety protection device and the area II active safety protection device are matched with an active safety protection module (02b) in a data center station monitoring system (02) to realize the discrimination, intrusion detection and safety encryption of external access. The module network is divided into a safety I area and a safety II area, the safety I area and the safety II area are isolated through a firewall, and information interaction is carried out with other main station systems outside the safety III/IV area through a forward and reverse physical isolation device.
It should be noted that the ac/dc power supply monitoring module (01c) monitors the operation condition of the ac/dc power supply system of the total station, and monitors the photovoltaic power station (03a) and the energy storage unit (03b) in the smart function module (03).
It should be noted that the in-station data storage management module (02a) has data processing and intelligent analysis functions, and is used for receiving data information to be stored and processed in the monitoring system (01) in the substation, and the active safety protection module (02b) is used for improving the data safety level of the in-station data storage management module to meet the requirement of the safety level of the substation. The data storage management module (02a) has data processing and intelligent analysis functions, the data processing function can perform preliminary processing on information from the station, and preliminary classified storage can be performed on various types of information through presetting of a database, including and not limited to: device information, historical data, alarm data, work order management, authority management, and the like; the intelligent analysis function is to manage the alarm information, the fault information and the control information on the basis of the data processing function, match the information with the set starting condition of the fault reasoning model, form intelligent alarm brief reports and the like for storage when the fault characteristics meet certain conditions, and transmit the intelligent alarm brief reports and the like back to the monitoring system (01) in the transformer substation in real time, so that operation and maintenance personnel in the substation can conveniently control the information.
The active security protection module (02b) comprises an intrusion detection function and a data encryption function, and the intrusion detection function performs intrusion detection on information; the data encryption function can encrypt data at different levels according to requirements, so that the information security in the station is ensured.
The intelligent auxiliary control system module (02c) comprises a safety guard function, an environment monitoring function, a video device function and a fire alarm function, information interaction is carried out through intelligent auxiliary control basic sensing equipment installed in a station and a monitoring system (01) in a transformer substation, monitoring and control of security protection, fire protection, video and environment monitoring auxiliary equipment in the station can be respectively realized, meanwhile, video data in the module can be used as a video data source in the video image analysis processing system module (02d), and the video image analysis processing system module (02d) can timely return security protection, fire protection and other problems analyzed by videos to the intelligent auxiliary control system module (02c) and the terminal device (04).
Furthermore, the video image analysis processing system module (02d) is used for carrying out equipment state diagnosis on the image information returned by the video monitoring, and returning the image information to the monitoring system (01) in the transformer substation, the intelligent auxiliary control system module (02c) or the terminal equipment (04), so that the problem of faults is solved in time. The module mainly has three layers of functions, firstly, image selection is carried out, certain discrimination is carried out on uploaded video images, and definition and undistorted video images are ensured; secondly, image segmentation is carried out, and each device in the field video containing complex scenes is segmented independently; and finally, performing comparison, identification and monitoring, comparing the video which is well divided by using a set or historical standard with the newly-recorded video material, and judging the running state of the equipment according to an identification result to realize the evaluation of the equipment condition.
It should be noted that, each partition of the other intelligent control module (02e) is controlled corresponding to a sub-module in the intelligent function module (03), that is, the extended function portion of the intelligent station is regulated and controlled: photovoltaic power generation regulation controls a photovoltaic power station (03a), such as regulating the angle of a photovoltaic panel; the energy storage control receives the electric quantity of a transformer substation or a photovoltaic power station from the energy storage unit (03b), releases the electric quantity in the energy storage unit, and performs peak clipping and valley filling or in-station power utilization regulation control; the electric quantity metering of the charging station measures the actual electric quantity supplied by the charging station (03d) to the electric automobile and calculates the charge, so that the corresponding value-added income can be calculated conveniently; the environment monitoring control analyzes and evaluates the data collected by the environment monitoring station (03c) and sends the data to a required environment mechanism; the unified time tick control collects the calibration to the signal of big dipper basic station (03e), guarantees the unified time tick function of total powerstation.
It should be noted that the external data storage management module (02f) of the data center station provides basic and value-added services of data storage management services for various external customers, including providing safe, reliable, high-quality and efficient data storage and processing services, cloud computing functions, big data analysis functions and the like.
Specifically, the electrical information acquisition control module (01a) acquires and uploads basic operation data of the electrical equipment by using a merging unit and intelligent terminal equipment, and performs preliminary judgment and action on the operation condition of the electrical equipment by using protection and measurement and control devices which are arranged on site or in a centralized manner; meanwhile, the electrical information acquisition control module (01a) utilizes the automation network module (01b) to upload data to a power dispatching biplane under the condition of ensuring safety, and simultaneously, the data are synchronously transmitted to an in-station data storage management module (02a) in the data center station monitoring system (02), and the in-station data storage management module (02a) is a data storage management module which is set in the data center station monitoring system (02), meets the safety protection requirement of a transformer substation in the safety protection level and has the function of a monitoring host data server; the in-station data storage management module (02a) utilizes the strong data storage capacity of a data center to record basic data information, historical operation and maintenance data, alarm data, operation maintenance work order data, authority management, fault information management and the like of equipment, returns real-time and useful information to the in-station monitoring host for processing, reserves work order reports and the like for a certain period in the module, and carries out instruction instant access when the monitoring host has requirements.
An alternating current power supply and a direct current power supply in a transformer substation are key links for ensuring normal operation of the whole substation, and a distributed power supply and an energy storage system are introduced into the alternating current power supply and the direct current power supply of the intelligent station to serve as one path of direct current standby power supply for the station, so that the safety and reliability of the power supply of the transformer substation are further improved. Therefore, the alternating current and direct current power supply monitoring module (01c) is used for monitoring the running condition of the alternating current and direct current power supply system of the whole station, monitoring the photovoltaic power station (03a) and the energy storage unit (03b) in the intelligent functional module (03), and further ensuring the stable running of the power supply system of the whole station.
An active safety protection module (02b) arranged in a data center station monitoring system (02) is arranged for further improving the data safety of a transformer substation, active safety protection devices of all areas are respectively arranged before a data communication network shutdown of an area I, an area II and an area III/IV according to the original safety subarea of the transformer substation, and the active safety protection module (02b) of the data center station provides support. The active safety protection module (02b) is provided with a set of self data training system, which comprises an intrusion detection function and a data encryption function, and utilizes a historical attack data sample to the transformer substation, when the transformer substation receives external access information, the information is firstly transmitted to the active safety protection module (02b) of the data central station monitoring management system through an active safety protection device corresponding to a safety zone, intrusion detection is carried out on the information, and if the information is determined to be a malicious intrusion behavior, the information is shielded; if the access is normal and safe, the data is encrypted and then returned to the corresponding network access machine, and then transmitted into the transformer substation; when the information is uploaded to the transformer substation, different levels of encryption can be carried out on the data according to requirements, so that the information safety in the transformer substation is guaranteed, and passive protection is changed into active protection.
The intelligent auxiliary control system module (02c) is matched with the video image analysis processing system module (02d), the video image processing analysis system (02d) is utilized, the intelligent auxiliary control system module (02c) can process and judge video information, image information, alarm signals and the like sent by the intelligent auxiliary control system basic equipment, the video image processing analysis system (02d) can select the acquired picture or video by utilizing a set standard video of the normal running state of the equipment and further carry out segmentation, analysis and comparison, whether the video or the equipment in the picture is in an abnormal state can be effectively identified, and a corresponding operation instruction is sent to a monitoring system (01) or terminal equipment (04) in a transformer substation; the function can avoid the situation that the information sent by the intelligent auxiliary control system is too wasted by manually discriminating in the bad conditions of fault conditions, severe weather and the like, and simultaneously, various functions of intelligent auxiliary control are integrated into the control system of the data center station in a unified way, so that the integration of various auxiliary information of equipment is convenient to unify, and information redundancy and respective administration are avoided. The intelligent auxiliary control system module (02c), the monitoring system (01) in the transformer substation and the terminal equipment (04) can perform information access and information interaction at any time, and therefore, personnel in the transformer substation can conveniently process fault information or bad operation states quickly and efficiently.
Other wisdom control module (02e) are "how the station fuses" control system's concentrated embodiment, it controls photovoltaic power station (03a) that the wisdom station introduced, energy storage unit (03b), environmental monitoring station (03c), fill and trade power station (03d), big dipper basic station (03e), function module such as 5G signal station (03f), integrated photovoltaic power generation is adjusted, charging station electric quantity measurement analysis, environmental monitoring, the regulation control function of the expansion function that wisdom stations such as management when unified to the time, energy storage control contain, this module can carry out information interaction and control in the function that corresponds respectively, realize the holistic balanced operation of wisdom station. For example, the intelligent control module (02e) provides a unified time synchronization function for the transformer substation monitoring system (01), the data center station monitoring system (02), the photovoltaic power station (03a), the charging and replacing power station (03d) and the like by utilizing a unified Beidou base station in the substation, so that the precision is ensured; wisdom control module (02e) can be to photovoltaic power plant (03a) (like photovoltaic power supply), energy storage unit (03b) etc. monitor, set up private branch exchange, pass back data to wisdom control module (02e) through optic fibre, this partial equipment operation situation of real-time supervision, and along with alternate etc. to photovoltaic, energy storage module operation carries out reasonable control round clock, if can adjust photovoltaic board angle etc. according to illumination, and timely passback monitored control system (01) and terminal equipment (04) in the transformer substation when early warning signal appears, make the high-efficient operation of whole station.
The data center station external data storage management module (02f) can provide data services and information management functions such as data storage and operation for external enterprises and the like, and further improves the operation efficiency of the data center station and the economic benefit of the whole intelligent station.
The present invention has been described in detail with reference to the above examples, but the description is only for the preferred examples of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (10)
1. The intelligent station integrated monitoring system based on multi-station fusion comprises a monitoring system (01) in a transformer substation, a data center station monitoring system (02), an intelligent function module (03) and terminal equipment (04), data transmission is carried out between the monitoring system (01) in the transformer substation and the data center station monitoring system (02), between the data center station monitoring system (02) and the intelligent function module (03) through optical fibers, and signal transmission is carried out between the data center station monitoring system (02) and the terminal equipment (04) through a wireless or in-station 5G base station;
the monitoring system (01) in the transformer substation comprises an electrical information acquisition control module (01a), an automatic network module (01b) and an alternating current/direct current power supply monitoring module (01c), wherein the electrical information acquisition control module (01a) acquires basic information in the transformer substation, the automatic network module (01b) is used for processing, analyzing and uploading data, and the alternating current/direct current power supply monitoring module (01c) is used for monitoring the running condition of an alternating current/direct current power supply system in the transformer substation;
the data center station monitoring system (02) comprises an in-station data storage management module (02a), an active safety protection module (02b), an intelligent auxiliary control system module (02c), a video image analysis processing system module (02d), other intelligent control modules (02e) and a data center station external data storage management module (02f), wherein the in-station data storage management module (02a) provides a data safety storage function for the transformer substation by utilizing the storage capacity and the data processing capacity of the data center station; the active safety protection module (02b) constructs an active safety protection layer on an interaction layer of the transformer substation and a dispatching plane by using data encryption and intrusion detection technologies, and deals with possible network safety attacks; the intelligent auxiliary control system module (02c) is matched with the video image analysis processing system module (02d) to analyze and identify a large amount of historical data generated by real-time monitoring, and information needing to be processed is transmitted to the terminal equipment (04); the other intelligent control modules (02e) provide monitoring modules for the multi-station fusion function and the future expansion function; the data center station external data storage management module (02f) can provide data storage, operation data service and information management functions for external enterprises and the like, and accept data value-added service services;
the intelligent function module (03) comprises a photovoltaic power station (03a), an energy storage unit (03b), an environment monitoring station (03c), a charging and replacing power station (03d), a Beidou base station (03e) and a 5G signal station (03f), and the photovoltaic power station (03a) is established on the top of a main operation building body of the transformer substation; the energy storage unit (03b) is built in the substation, can be used for storing redundant storable electric energy generated by the photovoltaic power station and transmitted by the substation, and can also be used as a power supply to release the stored electric energy when needed; the environment monitoring station (03c) collects environment data and sends the environment monitoring data to an environment monitoring and analyzing person through other intelligent control modules (02e) in the data center station monitoring system (02); a charging pile is arranged on the charging and replacing power station (03d) to provide electric energy for the photovoltaic power station (03a) and the energy storage unit (03b) to form a charging and replacing power collecting and distributing place; the Beidou base station (03e) receives a synchronous time tick signal of the Beidou satellite navigation system, performs information interaction with a monitoring system (01) in a transformer substation and a monitoring system (02) in a data center station, and provides a clock synchronous time tick signal and a positioning signal for other equipment in a total station and a peripheral range; the 5G signal station (03f) provides 5G service for signal transmission among the monitoring system (01) in the transformer substation, the monitoring system (02) in the data center station and the terminal equipment (04) by utilizing 5G signals;
the terminal equipment (04) can enable personnel in the station to receive the equipment faults screened out by the data center station monitoring system (02) or other problems and/or alarms needing to be processed in time at any time.
2. The intelligent station integrated monitoring system based on multi-station fusion of claim 1, characterized in that: the electric information acquisition control module (01a) comprises a current transformer, a voltage transformer, a merging unit, an intelligent terminal, a protection device and a measurement and control device, wherein the current transformer and the voltage transformer acquire basic voltage and current information of part of electric equipment of a transformer substation, the basic voltage and current information is subjected to signal conversion processing by the merging unit and is uploaded to the protection device and the measurement and control device, the protection device judges acquired data or receives an action signal transmitted by a monitoring host, if the action is needed, the signal is returned to the intelligent terminal, the electric equipment acts according to the signal, and the measurement and control device uploads equipment state monitoring information to an electric power dispatching and data central station monitoring system (02) and an in-station data storage management module (02a) through an automatic network module (01 b); the acquisition of basic information of the equipment and the equipment control to a certain degree can be realized through the electric information acquisition control module (01 a).
3. The intelligent station integrated monitoring system based on multi-station fusion of claim 1, wherein: the automatic network module (01b) comprises a monitoring host, a time synchronization system, a I-area data communication gateway machine, an I-area active safety protection device, a II-area data communication gateway machine and a II-area active safety protection device; the monitoring host can access the data storage management module (02a) in the station; the time synchronization system interacts with a Beidou base station (03e) in the intelligent function module (03) to ensure the accuracy of clock synchronization information in the station; the scheduling control and remote browsing in the station can be realized by an external scheduling center and a data center station monitoring system (02) through a data communication gateway machine in a region I and a data communication gateway machine in a region II; the area I active safety protection device and the area II active safety protection device are matched with an active safety protection module (02b) in a data center station monitoring system (02) to realize the discrimination, intrusion detection and safety encryption of external access.
4. The intelligent station integrated monitoring system based on multi-station fusion of claim 1, wherein: the AC/DC power supply monitoring module (01c) monitors the running condition of an AC/DC power supply system of the whole station and monitors a photovoltaic power station (03a) and an energy storage unit (03b) in the intelligent functional module (03).
5. The intelligent station integrated monitoring system based on multi-station fusion of claim 1, wherein: the in-station data storage management module (02a) has data processing and intelligent analysis functions and is used for receiving data information which needs to be stored and processed in the monitoring system (01) in the transformer substation, and the data security level of the in-station data storage management module is improved by using the active security protection module (02b) so as to meet the requirement of the security level of the transformer substation.
6. The intelligent station integrated monitoring system based on multi-station fusion of claim 1, wherein: the active safety protection module (02b) comprises an intrusion detection function and a data encryption function, and the intrusion detection function carries out intrusion detection on information; the data encryption function can encrypt data at different levels according to requirements, so that the information security in the station is ensured.
7. The intelligent station integrated monitoring system based on multi-station fusion of claim 1, wherein: the intelligent auxiliary control system module (02c) comprises a safety guard, an environment monitoring function, a video device function and a fire alarm function, information interaction is carried out through intelligent auxiliary control basic sensing equipment installed in a station and a monitoring system (01) in a transformer substation, monitoring and control of the station internal security protection, fire protection, video and environment monitoring auxiliary equipment can be respectively realized, meanwhile, video data in the module can be used as a video data source in the video image analysis processing system module (02d), and the video image analysis processing system module (02d) can timely return problems of security protection, fire protection and the like obtained by video analysis to the intelligent auxiliary control system module (02c) and the terminal device (04).
8. The intelligent station integrated monitoring system based on multi-station fusion of claim 1, wherein: the video image analysis processing system module (02d) is used for carrying out equipment state diagnosis on the image information returned by the video monitoring, and returning the image information to the monitoring system (01) in the transformer substation, the intelligent auxiliary control system module (02c) or the terminal equipment (04), so that the problem of faults is solved in time.
9. The intelligent station integrated monitoring system based on multi-station fusion of claim 1, wherein: the other intelligent control modules (02e) are respectively partitioned and correspondingly controlled by sub-modules in the intelligent function module (03): photovoltaic power generation regulation controls a photovoltaic power station (03 a); the energy storage control receives the electric quantity of a transformer substation or a photovoltaic power station from the energy storage unit (03b), releases the electric quantity in the energy storage unit, and performs peak clipping and valley filling or in-station power utilization regulation control; the electric quantity metering of the charging station measures the actual electric quantity supplied by the charging station (03d) to the electric automobile and calculates the charge; the environment monitoring control analyzes and evaluates the data collected by the environment monitoring station (03c) and sends the data to a required environment mechanism; the unified time tick control collects the calibration to the signal of big dipper basic station (03e), guarantees the unified time tick function of total powerstation.
10. The intelligent station integrated monitoring system based on multi-station fusion of claim 1, wherein: the data center station provides basic and value-added services for the external data storage management module (02f) to various external clients.
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