CN116566325A - Distributed photovoltaic on-line monitoring management system - Google Patents
Distributed photovoltaic on-line monitoring management system Download PDFInfo
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 53
- 238000012545 processing Methods 0.000 claims abstract description 79
- 238000007405 data analysis Methods 0.000 claims abstract description 25
- 238000007689 inspection Methods 0.000 claims abstract description 19
- 230000002159 abnormal effect Effects 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000007726 management method Methods 0.000 claims description 37
- 238000012423 maintenance Methods 0.000 claims description 23
- 238000003745 diagnosis Methods 0.000 claims description 18
- 238000012805 post-processing Methods 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 12
- 238000004458 analytical method Methods 0.000 claims description 10
- 238000013500 data storage Methods 0.000 claims description 10
- 238000002372 labelling Methods 0.000 claims description 10
- 238000012800 visualization Methods 0.000 claims description 10
- 238000013528 artificial neural network Methods 0.000 claims description 9
- 238000011157 data evaluation Methods 0.000 claims description 9
- 238000002503 electroluminescence detection Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000004364 calculation method Methods 0.000 claims description 5
- 238000013480 data collection Methods 0.000 claims description 3
- 230000007547 defect Effects 0.000 claims description 2
- 238000010248 power generation Methods 0.000 abstract description 15
- 238000010586 diagram Methods 0.000 description 10
- 230000005856 abnormality Effects 0.000 description 6
- 238000009826 distribution Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000012806 monitoring device Methods 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
- H02S50/10—Testing of PV devices, e.g. of PV modules or single PV cells
- H02S50/15—Testing of PV devices, e.g. of PV modules or single PV cells using optical means, e.g. using electroluminescence
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00022—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The invention belongs to the technical field of distributed photovoltaics, and particularly relates to a distributed photovoltaic online monitoring management system which comprises a data acquisition end, a data processing end and a handheld application end, wherein the data acquisition end is used for acquiring data information of distributed photovoltaic monitoring, the data processing end is used for processing the acquired information and detecting and managing the acquired information, the handheld application end is used for dispatching a work order to process when the distributed photovoltaic has faults, the online monitoring and inspection monitoring are carried out through the data acquisition end, the information acquisition is convenient, the data analysis processing is carried out through the data processing end, the operation condition is judged, the abnormal photovoltaic position can be conveniently and timely determined when the faults exist, the rapid processing is convenient during the data processing, the fault position can be visually displayed, the dispatching processing is carried out, the instruction is sent to the handheld application end, the processing is convenient, and the distributed photovoltaic power generation is convenient to manage and use.
Description
Technical Field
The invention belongs to the technical field of distributed photovoltaics, and particularly relates to a distributed photovoltaic online monitoring and management system.
Background
The distributed photovoltaic power generation is particularly constructed near a user site, and the operation mode is characterized in that the user side is self-powered, redundant electric quantity is used for surfing the internet, and balance adjustment is performed on a power distribution system. The distributed photovoltaic power generation is in accordance with the principles of local conditions, cleanliness, high efficiency, distributed layout and near utilization, and fully utilizes local solar energy resources to replace and reduce fossil energy consumption, and particularly relates to a distributed power generation system which directly converts solar energy into electric energy by adopting a photovoltaic module. The method has the advantages that the method has broad development prospect in the comprehensive utilization mode of power generation and energy, advocates the principles of nearby power generation, nearby grid connection, nearby conversion and nearby use, can effectively improve the generated energy of the photovoltaic power station with the same scale, simultaneously effectively solves the problem of power loss in the boosting and long-distance transportation, and is fast developed along with the distributed photovoltaic power generation. Because the distributed photovoltaic power generation projects are numerous, the areas are distributed, and the distributed photovoltaic power supply is required to be monitored and operated in real time so as to ensure the safe operation of the power grid. By grasping the running state of the power station in real time, grasping the electric energy quality, adjusting measures can be adopted to ensure that the power distribution network runs safely and stably, and the distributed photovoltaic power supply can be effectively consumed, at present, the running information of the distributed photovoltaic power supply can only be checked through a user acquisition system, a dispatching system is not connected with the information of the distributed photovoltaic power supply, a monitoring means for the distributed photovoltaic power supply is lacked, a blind adjustment phenomenon exists in the running management of the distributed photovoltaic power supply, and some management systems are in use in the distributed photovoltaic power generation.
The publication number is: CN112234939A, a distributed photovoltaic cluster monitoring management system and method, the distributed photovoltaic cluster comprises a plurality of photovoltaic stations, the system comprises a photovoltaic station monitoring control subsystem, a remote monitoring center and a management control subsystem; the photovoltaic site monitoring and controlling subsystem monitors the running state of the photovoltaic site in real time and sends the real-time running data of the photovoltaic site to the remote monitoring center; the remote monitoring center monitors and analyzes the real-time operation data of the photovoltaic station and sends the monitoring data and analysis results to the management control subsystem; the management control subsystem formulates a control strategy according to the received monitoring data and analysis results and sends a control instruction to the photovoltaic site detection control subsystem; and the photovoltaic site monitoring and controlling subsystem controls and adjusts the photovoltaic site according to the power adjustment command received by the photovoltaic site monitoring and controlling subsystem.
And the publication number is as follows: CN113992153B, a photovoltaic power station visual real-time monitoring distributed management system, the system comprises: the photovoltaic information acquisition unit is used for acquiring at least the following information: longitude and latitude information, numbering information, temperature information, radiation intensity and radiation area of a plurality of distributed photovoltaic power stations; the power generation amount prediction unit is used for inputting one or more pieces of information acquired by the photovoltaic information acquisition unit into the trained graph neural network to predict the theoretical power generation amount of each distributed power station; the abnormality judging unit inputs the predicted theoretical power generation amount to the trained deep neural network to obtain abnormality classification information; and the information display unit is used for displaying the state information of the photovoltaic power station. The scheme is inconvenient to carry out linkage on monitoring and scheduling, can not carry out on-line monitoring, carries out automatic management on the operation working condition, and is inconvenient to use.
Disclosure of Invention
The invention aims to solve the problems and provide the distributed photovoltaic on-line monitoring management system which is used for carrying out on-line monitoring through a data acquisition end, carrying out analysis processing through a data processing end, carrying out a production scheduling list when faults exist, and sending the production scheduling list to a handheld application end for linkage, thereby being convenient for carrying out automatic management on distributed photovoltaic power generation and being convenient for use.
The invention realizes the above purpose through the following technical scheme:
the utility model provides a distributed photovoltaic on-line monitoring management system, includes data acquisition end, data processing end and handheld application end, the data acquisition end is used for gathering the data information of distributed photovoltaic monitoring, the data processing end is used for handling the information of gathering to detect the management, handheld application end is used for sending work order when distributed photovoltaic has the trouble, handles, just data acquisition end radio signal connection data processing end, data processing end radio signal connection handheld application end, handheld application end is after handling the trouble, with the information return to data processing end, when using, through the data acquisition end, data on the distributed photovoltaic is gathered to data processing end carries out analytical processing, judge distributed photovoltaic operating condition, and dispatch information to handheld application end when needs maintenance and maintenance, personnel of handheld application end are according to instruction information, and the power station of being convenient for maintain and dispatch and safety dispatch and the realization is convenient for realize the actual power supply system of dispatching and is convenient for realize the power supply system of distributed photovoltaic power grid.
Further, the data acquisition end comprises a fixed point acquisition module and a patrol acquisition module, the fixed point acquisition module is installed on a distributed photovoltaic power supply inlet line through uninterrupted power and non-invasive mode and used for acquiring distributed photovoltaic data information on line, the patrol acquisition module is used for acquiring surface data of the distributed photovoltaic and transmitting the surface data to the data processing end and is matched with the data acquired by the fixed point acquisition module for analysis processing, the fixed point acquisition module comprises a wireless transmission unit and an information acquisition unit, the wireless transmission unit transmits the acquired data to the data processing end, the information acquisition unit acquires the distributed photovoltaic data on line, the data acquired by the information acquisition unit comprises but is not limited to a parallel point breaker state, voltage, current, active power and flow direction information, the inspection acquisition module comprises an unmanned aerial vehicle fixed-point flying unit, an image acquisition unit, an EL detection unit and a wireless communication unit, wherein the image acquisition unit, the EL detection unit and the wireless communication unit are all installed on the unmanned aerial vehicle fixed-point flying unit, the unmanned aerial vehicle fixed-point flying unit is used for carrying out flying inspection on distributed photovoltaics, the image acquisition unit is used for acquiring image information of the distributed photovoltaics, the EL detection unit is used for detecting defects of photovoltaic panels, the wireless communication unit is used for wirelessly transmitting data acquired by the image acquisition unit and the EL detection unit to the data processing end and carrying out analysis processing by matching with the data acquired by the fixed-point acquisition module, when the unmanned aerial vehicle fixed-point flying unit is used, the unmanned aerial vehicle fixed-point flying unit is convenient for acquiring on-line data and image data, and when the data analysis is carried out, and the data acquisition accuracy is improved by combining, and the data acquisition device is convenient to use.
Further, the data processing end comprises a digital twin module, a data analysis module, a data post-processing module and a scheduling module, wherein the digital twin module is used for three-dimensionally managing distributed photovoltaics, the data analysis module is used for analyzing and processing data acquired by the data acquisition end, the data post-processing module is used for managing the data, the scheduling module is used for scheduling and processing when faults exist, the digital twin module comprises a three-dimensional visualization unit, a neural network display unit and a fault display labeling unit, the three-dimensional visualization unit is used for three-dimensionally displaying the distributed photovoltaics in reality, the neural network display unit is used for sorting relations among the distributed photovoltaics and generating a topological graph, the fault display labeling unit is used for labeling fault positions and information in the three-dimensional visualization unit when faults exist, the data analysis module comprises a data sorting unit, a database unit, a data storage unit, a data diagnosis unit, a data evaluation unit and a data unit, the data sorting unit is used for sorting the data acquisition end, the data unit is used for sorting the data, the data are used for respectively carrying out data, the data are stored in the database, the data is used for carrying out the diagnosis and the data is used for respectively carrying out the data self-calculation and the data analysis and the data storage unit, the data is used for carrying out the data diagnosis and the data storage unit is used for respectively carrying out the data diagnosis and the data unit is used for carrying out the data diagnosis and is used for storing and the data unit is used for storing and stores and is used for storing and stores the data information respectively, the data evaluation unit is used for judging whether faults exist in the diagnosed information, the data calculation unit is used for calculating faults which are expected to exist in the distributed photovoltaic system according to the collected information, the data post-processing module is used for regularly generating a report sheet and generating a monitoring linear graph according to the collected data when processing the faults, the scheduling module comprises a fault receiving unit, a fault positioning unit, an abnormal state grading unit and an instruction generating unit, the fault receiving unit is used for receiving the fault information when the faults exist after analyzing the data analysis module, the fault positioning unit is used for positioning the fault information to the fault position in the digital twin module after the fault information is received, the abnormal state grading unit is used for grading the fault grade according to the grading information, dividing weight is carried out, the fault grade is high, priority processing is carried out, the instruction generating unit is used for generating a maintenance instruction according to grading in the abnormal state grading unit and sending the power station to the handheld end, the data is conveniently integrated in the photovoltaic system when the fault positioning module is used for collecting the data, the data is integrated in the photovoltaic system according to the fixed point data, the data is collected in the photovoltaic system when the data positioning module is integrated, the data is convenient to collect the data in a data collecting and the photovoltaic system, the data is integrated in the photovoltaic system, the data collecting module is arranged in the position when the photovoltaic system is integrated according to the fault position when the fault position is located, and the data diagnosis unit in the data analysis module calculates the average value according to the types of the monitoring data of each area when diagnosis is carried out, when the average value is in the threshold, the working condition is indicated to run normally, when the average value is higher or lower than the set upper and lower threshold, faults are judged to exist, the data processing amount for diagnosing a plurality of photovoltaic power stations distributed in different areas one by one is reduced, the on-line monitoring efficiency is improved, the accuracy of on-line monitoring and the stability of the running state are improved, and when the on-line monitoring device is used, three-dimensional visual management is facilitated, each photovoltaic panel is managed in the digital twin module, the running working condition of the corresponding position is consulted, the on-line monitoring device is convenient to use, and when faults exist, the on-line monitoring device is convenient to locate to the fault area and display, and the management efficiency is greatly improved.
Further, the handheld application end comprises a data receiving module and a receipt module, the data receiving module is used for receiving fault display information, fault positioning marking information, fault maintenance guide information, fault scheduling information and work order dispatching information, the receipt module comprises a field inspection unit, an image recording unit and an operation log unit, the field inspection unit is used for carrying out field inspection recording when maintenance is carried out, judging whether faults exist, the image recording unit is used for recording operation images when maintenance is carried out, the operation log unit is used for recording operation conditions when maintenance is carried out, the information collected by the receipt module is sent to the data processing end and used for eliminating the fault information, after the dispatching is carried out, the field inspection is conveniently carried out on the premise whether the fault information is identical to the faults analyzed by the data processing end or not, the field inspection is carried out, the processing is carried out, and after the processing, the processing is carried out, the processing is returned to the data processing end, and management and scheduling maintenance are completed.
Compared with the prior art, the invention has the following technical effects and advantages:
according to the distributed photovoltaic on-line monitoring management system, when the distributed photovoltaic on-line monitoring management system is used, on-line monitoring is performed, analysis is performed, when faults exist, automatic generation of scheduling instructions is performed, cooperative processing is performed, management is convenient, and the distributed photovoltaic on-line monitoring management system is convenient to use in distributed photovoltaic power generation. Specifically, through the data acquisition end, on-line monitoring and inspection monitoring are carried out, information is convenient to collect, and through the data processing end, data analysis processing is carried out, and the operating condition is judged, when there is a fault, the fault position is visually displayed, scheduling dispatch processing is carried out, the instruction is sent to the handheld application end, processing is carried out, and distributed photovoltaic power generation is convenient to manage, and the system is convenient to use.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 is a diagram of the overall architecture of a distributed photovoltaic on-line monitoring management system of the present invention;
FIG. 2 is a schematic diagram of a fixed-point acquisition module according to the present invention;
FIG. 3 is a schematic diagram of a patrol acquisition module according to the present invention;
FIG. 4 is a schematic diagram of a digital twinning module according to the present invention;
FIG. 5 is a schematic diagram of a data analysis module according to the present invention;
FIG. 6 is a schematic diagram of a data post-processing module according to the present invention;
FIG. 7 is a schematic diagram of a scheduling module according to the present invention;
FIG. 8 is a schematic diagram of a data receiving module according to the present invention;
FIG. 9 is a schematic diagram of a response piece module according to the present invention;
FIG. 10 is a schematic diagram of a data sort unit according to the present invention;
in the figure: 1-a data acquisition end; 101-a fixed-point acquisition module; 10101-a wireless transmission unit; 10102-an information acquisition unit; 102-a patrol acquisition module; 10201-unmanned aerial vehicle fixed-point flying unit; 10202-an image acquisition unit; 10203-EL detection unit; 10204-a wireless communication unit; 2-a data processing end; 201-a digital twinning module; 20101-a three-dimensional visualization unit; 20102-a neural network display unit; 20103-a fault display labeling unit; 202-a data analysis module; 20201-data sort unit; 20202-database unit; 20203-data storage unit; 20204-data diagnostic unit; 20205-data evaluation unit; 20206-data estimation unit; 203, a data post-processing module; 204-a scheduling module; 20401-a fault receiving unit; 20402—fault locating unit; 20403-abnormal state grading unit; 20404-instruction generation unit; 3-a handheld application end; 301-a data receiving module; 302-receipt module; 30201-a field inspection unit; 30202-an image recording unit; 30203-oplog unit.
Detailed Description
The invention will be described in detail below with reference to the drawings in connection with embodiments. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.
The following detailed description is exemplary and is intended to provide further details of the invention. Unless defined otherwise, all technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more. In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-10, an embodiment of the present invention provides a distributed photovoltaic online monitoring management system, which includes a data acquisition end 1, a data processing end 2 and a handheld application end 3, where the data acquisition end 1 is used for acquiring data information of distributed photovoltaic monitoring, the data processing end 2 is used for processing the acquired information and performing detection management, the handheld application end 3 is used for dispatching a work order when the distributed photovoltaic has a fault, processing, the data acquisition end 1 is connected with the data processing end 2 through a wireless signal, the data processing end 2 is connected with the handheld application end 3 through a wireless signal, after the handheld application end 3 processes the fault, the information is returned to the data processing end 2, when the handheld application end 3 is used, the data on distributed photovoltaic is acquired through the data acquisition end 1 and sent to the data processing end 2, analysis processing is performed, the distributed photovoltaic operation condition is judged, scheduling is performed according to the data analysis result, when maintenance and repair are required, scheduling information is sent to the handheld application end 3, and personnel of the handheld application end 3 perform maintenance and overhaul according to instruction information.
Through the setting of above-mentioned scheme, the real demand of scheduling production is satisfied to the real-time nature and security of being convenient for to realize the monitoring of scheduling end distributed power source operation data, be convenient for manage the electric wire netting production operation, and let personnel know the electricity generation condition of power station at any time, facilitate the use.
As a technical optimization scheme of the present invention, the data acquisition terminal 1 includes a fixed point acquisition module 101 and a patrol acquisition module 102, the fixed point acquisition module 101 is installed on a distributed photovoltaic power supply line through uninterrupted power and non-intrusive, and is used for on-line acquisition of distributed photovoltaic data information, the patrol acquisition module 102 is used for acquiring surface data of distributed photovoltaic and transmitting the surface data to the data processing terminal 2, the data to be acquired by the fixed point acquisition module 101 are matched for analysis processing, the fixed point acquisition module 101 includes a wireless transmission unit 10101 and an information acquisition unit 10102, the wireless transmission unit 10101 transmits the acquired data to the data processing terminal 2, the information acquisition unit 10102 acquires the distributed photovoltaic data on line, the data acquired by the information acquisition unit 10102 includes but is not limited to a parallel point chopper state, voltage, current, active power and trend direction information, the patrol acquisition module 102 includes an unmanned aerial vehicle fixed point flying unit 10201, an image acquisition unit 10202, an EL detection unit 3 and a wireless communication unit 4, and the image acquisition unit 2, the EL detection unit 10203 and the wireless communication unit 10204 are installed on the unmanned aerial vehicle fixed point flying unit 10202, and the wireless communication unit 10202 is used for acquiring the data to be matched with the unmanned aerial vehicle fixed point flying unit 10202, and the wireless detection unit 10202 is used for acquiring the data to be transmitted to the unmanned aerial vehicle fixed point flying unit 10202.
Through the arrangement, the online data and the image data are conveniently collected when being used, and are combined when being subjected to data analysis, so that the accuracy of data collection is improved, and the online data and the image data are conveniently used.
As a technical optimization scheme of the invention, when the invention is applied, a data processing end 2 receives signals acquired by a fixed-point acquisition module 101 and a patrol acquisition module 102 in a data acquisition end 1 through a wireless communication technology and then processes and analyzes the signals, and the data processing end 2 comprises a digital twin module 201, a data analysis module 202, a data post-processing module 203 and a scheduling module 204; the digital twin module 201 is used for three-dimensionally managing the distributed photovoltaic, the data analysis module 202 is used for analyzing and processing the data acquired by the data acquisition end 1, the data post-processing module 203 is used for managing the data, the scheduling module 204 is used for scheduling and processing when faults exist, and the digital twin module 201, the data analysis module 202, the data post-processing module 203 and the scheduling module 204 are in independent operation states, wherein the scheduling module 204 schedules information data among the modules.
As an example, when scheduling is performed, the data analysis module 202 analyzes the data and determines whether there is an abnormality, and when there is an abnormality, the scheduling module 204 displays the abnormality information in the digital twin module 201, generates a record in the data post-processing module 203, and generates a scheduling instruction to the handheld application terminal 3, so as to perform a quick response.
In a specific embodiment, the digital twin module 201 includes a three-dimensional visualization unit 20101, a neural network display unit 20102 and a fault display labeling unit 20103, where the three-dimensional visualization unit 20101 is used for three-dimensionally displaying distributed photovoltaics in reality, the neural network display unit 20102 is used for sorting relationships between the distributed photovoltaics and generating a topological graph, and the fault display labeling unit 20103 is used for labeling fault positions and information in the three-dimensional visualization unit 20101 when faults exist.
In a specific embodiment, the data analysis module 202 includes a data sorting unit 20201, a database unit 20202, a data storage unit 20203, a data diagnosis unit 20204, a data evaluation unit 20205 and a data estimation unit 20206, where the data sorting unit 20201 is configured to sort data information collected by the data collection end 1, and when sorting, sort the data information according to positioning information and number information of the distributed photovoltaic, and transmit the sorted information to the database unit 20202, the data storage unit 20203, the data diagnosis unit 20204, the data evaluation unit 20205 and the data estimation unit 20206, where the database unit 20202 is configured to backup data and perform autonomous learning, the data storage unit 20203 is configured to store current data, the data diagnosis unit 20204 is configured to perform analysis diagnosis on the data, the data evaluation unit 20205 is configured to determine whether there is a fault on the diagnosed information, and the data estimation unit 20206 is configured to estimate a fault that the distributed photovoltaic is expected to exist according to the collected information.
In one embodiment, the data post-processing module 203 periodically generates a report as it processes, generates a monitoring linear graph from the collected data, and stores the generated report and the monitoring linear graph.
In a specific embodiment, the scheduling module 204 includes a fault receiving unit 20401, a fault positioning unit 20402, an abnormal state grading unit 20403 and an instruction generating unit 20404, where the fault receiving unit 20401 is configured to receive fault information when there is a fault after the data analyzing module 202 is analyzed, the fault positioning unit 20402 is configured to, after receiving the fault information, position the fault to a fault location in the digital twin module 201 and perform a distributed photovoltaic location of the fault at the marking location, the abnormal state grading unit 20403 is configured to grade the fault grade, and perform a grading weight according to the grading information, the fault grade is high, perform a priority process, and the instruction generating unit 20404 is configured to generate a maintenance instruction according to the grading in the abnormal state grading unit 20403 and send the maintenance instruction to the handheld application terminal 3 for processing.
Through handling data, be convenient for analyze and whether have the trouble to when using, be convenient for carry out three-dimensional visual management, in digital twin module 201, manage every photovoltaic board, and consult the operating mode of relevant position, be convenient for use, and when having the trouble, be convenient for fix a position the trouble region fast, and carry out the demonstration, improve management efficiency greatly.
As an example of the above embodiment, in the data sorting unit 20201 in the data analysis module 202, when sorting the data, the data collected in the fixed point collection module 101 and the patrol collection module 102 are first integrated, and when integrating, the regions are divided according to the distribution condition of the distributed photovoltaic power station and the geographic position of the distributed photovoltaic power station, according to the longitude and latitude, and when dividing, the numbers are respectively recorded as a first region, a second region, and a third region. 1. 2, 3 is the A group, and 4, 5, 6 is the B group, carries out the arrangement after the arrangement, according to regional-group-serial number information, is convenient for when there is unusual operating mode, carries out the photovoltaic power plant position of quick location to trouble, and the convenience is used in distributed photovoltaic power plant, avoids because distributed photovoltaic power plant's scattered distribution characteristics leads to the problem of harder location, and in the data diagnosis unit 20204 in data analysis module 202, carries out the calculation average value according to the category to the monitoring data in each region when carrying out the diagnosis, if: the current and voltage values are set in the data diagnosis unit 20204, when the average value is in the threshold, the working condition is indicated to run normally, when the average value is higher or lower than the set upper and lower threshold, the fault is judged to exist, then one region with the fault is split into each group, the group with the abnormal working condition is determined, then the group with the abnormal working condition is split, the number with the abnormality is determined, the abnormal photovoltaic power station is determined, the data processing amount of diagnosing the photovoltaic power stations distributed in different regions one by one is reduced when the data diagnosis unit is used, the online monitoring efficiency is improved, when the data analysis is performed, the periodic state is split into each number at fixed time, whether the system runs well is judged, the abnormal working condition is avoided, the abnormal working condition cannot be monitored timely, and the accuracy of online monitoring and the stability of the running state are improved.
As a technical optimization scheme of the present invention, the handheld application end 3 includes a data receiving module 301 and a receipt module 302, where the data receiving module 301 is configured to receive fault display information, fault location marking information, fault maintenance guidance information, fault scheduling information and work order dispatching information, and the receipt module 302 includes a field inspection unit 30201, an image recording unit 30202 and an operation log unit 30203, where the field inspection unit 30201 is configured to perform field inspection recording when maintenance is performed, determine whether a fault exists, the image recording unit 30202 is configured to record an operation image when maintenance is performed, and the operation log unit 30203 is configured to record an operation condition when maintenance is performed, and information collected by the receipt module 302 is sent to the data processing end 2 to eliminate the fault information, and after the fault is scheduled, it is convenient to perform field inspection and processing, and after the processing, the fault information is returned to the data processing end 2 to complete management and scheduling maintenance.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
It will be appreciated by those skilled in the art that the present invention can be carried out in other embodiments without departing from the spirit or essential characteristics thereof. Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the invention or equivalents thereto are intended to be embraced therein.
Claims (10)
1. A distributed photovoltaic on-line monitoring management system, comprising:
the data acquisition end (1) is used for acquiring data information of the distributed photovoltaic monitoring;
the data processing end (2) is used for processing the acquired information and detecting and managing the acquired information;
the handheld application end (3) is used for dispatching a work order to process when the distributed photovoltaic has faults, the data acquisition end (1) is connected with the data processing end (2) through wireless signals, the data processing end (2) is connected with the handheld application end (3) through wireless signals, and the handheld application end (3) returns information to the data processing end (2) after the faults are processed.
2. The distributed photovoltaic online monitoring and management system according to claim 1, wherein the data acquisition end (1) comprises a fixed point acquisition module (101) and a patrol acquisition module (102), and the fixed point acquisition module (101) is installed on a distributed photovoltaic power supply inlet line through uninterrupted power and non-invasive mode and is used for online acquisition of distributed photovoltaic data information;
the inspection acquisition module (102) is used for acquiring surface data of the distributed photovoltaic, transmitting the surface data to the data processing end, and analyzing and processing the surface data by matching with the data acquired by the fixed-point acquisition module (101).
3. The distributed photovoltaic online monitoring management system according to claim 2, wherein the fixed point acquisition module (101) comprises a wireless transmission unit (10101) and an information acquisition unit (10102), and the wireless transmission unit (10101) transmits the acquired data to the data processing end (2);
the information acquisition unit (10102) acquires distributed photovoltaic data online, and the data acquired by the information acquisition unit (10102) include, but are not limited to, grid-connected point-to-point breaker state, voltage, current, active power and power flow direction information.
4. The distributed photovoltaic online monitoring and management system according to claim 3, wherein the inspection acquisition module (102) comprises an unmanned aerial vehicle fixed-point flying unit (10201), an image acquisition unit (10202), an EL detection unit (10203) and a wireless communication unit (10204), and the image acquisition unit (10202), the EL detection unit (10203) and the wireless communication unit (10204) are all installed on the unmanned aerial vehicle fixed-point flying unit (10201);
unmanned aerial vehicle fixed point flight unit (10201) is used for carrying out the flight to distributed photovoltaic and patrols and examines, image acquisition unit (10202) is used for gathering the image information of distributed photovoltaic, EL detecting element (10203) is used for detecting photovoltaic board defect, wireless communication unit (10204) is used for right image acquisition unit (10202) with the data wireless transmission that EL detecting element (10203) gathered extremely data processing end (2), and cooperate the data that fixed point collection module (101) gathered carries out analytical processing.
5. The distributed photovoltaic online monitoring and management system according to claim 1, wherein the data processing end (2) comprises a digital twin module (201), a data analysis module (202), a data post-processing module (203) and a scheduling module (204), the digital twin module (201) is used for performing three-dimensional management on the distributed photovoltaic, the data analysis module (202) is used for performing analysis processing on data acquired by the data acquisition end (1), the data post-processing module (203) is used for managing the data, and the scheduling module (204) is used for scheduling and processing when faults exist.
6. The online monitoring and management system for distributed photovoltaic according to claim 5, wherein the digital twin module (201) comprises a three-dimensional visualization unit (20101), a neural network display unit (20102) and a fault display labeling unit (20103), the three-dimensional visualization unit (20101) is used for three-dimensionally displaying the distributed photovoltaic in reality, the neural network display unit (20102) is used for sorting relations among the distributed photovoltaic and generating a topological graph, and the fault display labeling unit (20103) is used for labeling fault positions and information in the three-dimensional visualization unit (20101) when faults exist.
7. The distributed photovoltaic online monitoring and management system according to claim 5, wherein the data analysis module (202) comprises a data sorting unit (20201), a database unit (20202), a data storage unit (20203), a data diagnosis unit (20204), a data evaluation unit (20205) and a data calculation unit (20206), wherein the data sorting unit (20201) is used for sorting data information collected by the data collection end (1), sorting the data information according to positioning information and number information of the distributed photovoltaic, and transmitting the sorted information to the database unit (20202), the data storage unit (20203), the data diagnosis unit (20204), the data evaluation unit (20205) and the data calculation unit (20206) respectively when sorting, and the database unit (20202) is used for backing up data and performing autonomous learning;
the data storage unit (20203) is used for storing current data, the data diagnosis unit (20204) is used for analyzing and diagnosing the data, the data evaluation unit (20205) is used for judging whether faults exist in diagnostic information, and the data estimation unit (20206) is used for estimating faults expected to exist in the distributed photovoltaic according to collected information.
8. The system of claim 5, wherein the data post-processing module (203) generates the report periodically as it processes, generates the monitoring line graph based on the collected data, and stores the generated report and the monitoring line graph.
9. The distributed photovoltaic online monitoring and management system according to claim 5, wherein the scheduling module (204) comprises a fault receiving unit (20401), a fault positioning unit (20402), an abnormal state grading unit (20403) and an instruction generating unit (20404), the fault receiving unit (20401) is used for receiving fault information when faults exist after the data analysis module (202) is analyzed, the fault positioning unit (20402) is used for positioning to a fault position in the digital twin module (201) after the fault information is received, and performing distributed photovoltaic positions with faults at the marked positions, the abnormal state grading unit (20403) is used for grading fault grades, and performing grading weight according to the grading information, and the fault grades are high and are processed preferentially;
the instruction generating unit (20404) is used for generating a maintenance instruction according to the classification in the abnormal state classifying unit (20403), and sending the maintenance instruction to the handheld application end (3) for processing.
10. The distributed photovoltaic online monitoring and management system according to claim 1, wherein the handheld application end (3) comprises a data receiving module (301) and a receipt module (302), the data receiving module (301) is used for receiving fault display information, fault positioning marking information, fault maintenance guiding information, fault scheduling information and work order dispatching information, the receipt module (302) comprises a field inspection unit (30201), an image recording unit (30202) and an operation log unit (30203), the field inspection unit (30201) is used for performing field inspection recording when maintenance is performed, judging whether faults exist or not, the image recording unit (30202) is used for recording operation images when maintenance is performed, the operation log unit (30203) is used for recording operation conditions when maintenance is performed, and information collected by the receipt module (302) is sent to the data processing end (2) for eliminating the fault information.
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