CN109150102A - A kind of photovoltaic module failure method of real-time and system - Google Patents
A kind of photovoltaic module failure method of real-time and system Download PDFInfo
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- CN109150102A CN109150102A CN201810823545.0A CN201810823545A CN109150102A CN 109150102 A CN109150102 A CN 109150102A CN 201810823545 A CN201810823545 A CN 201810823545A CN 109150102 A CN109150102 A CN 109150102A
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- 238000012544 monitoring process Methods 0.000 claims abstract description 37
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- 230000008859 change Effects 0.000 claims abstract description 23
- 238000004891 communication Methods 0.000 claims abstract description 12
- 230000008439 repair process Effects 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 18
- 238000012423 maintenance Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 4
- 238000004458 analytical method Methods 0.000 claims description 3
- 238000007405 data analysis Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 5
- 238000011161 development Methods 0.000 description 3
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- 230000005611 electricity Effects 0.000 description 2
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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
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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 present invention discloses a kind of photovoltaic module failure method of real-time.The monitoring method includes: to arrange multiple data acquisition nodes at random in photovoltaic module region；The data acquisition node acquires the data information of the photovoltaic module；The processing data information is analyzed, the change curve of the data information is obtained；According to the real time monitoring of the curvilinear motion range of the change curve, the photovoltaic module of failure is obtained；The data information of the faulty photovoltaic module is sent to Operation and Maintenance Center；The Operation and Maintenance Center repairs processing according to the data information of the faulty photovoltaic module.Using the communication mode of ad hoc network, the fault message transmitting of photovoltaic module is timely and effective, meets the needs of extreme environment photovoltaic module failure real-time monitoring.
Description
Technical field
The present invention relates to wireless communication fields, more particularly to a kind of photovoltaic module failure method of real-time and system.
Background technique
Distributed photovoltaic technology can meet the needs of energy as a kind of emerging energy technology simultaneously, reduce greenhouse effect
It should be the important directions of future world energy technology development with raising power supply reliability.With flourishing for photovoltaic industry, such as
Fruit is not monitored photovoltaic plant, can not know photovoltaic plant whether normal operation, perhaps will cause inestimable damage
It loses.Photovoltaic power station system is monitored, can not only find in time failure and is solved, additionally it is possible to reduce maintenance cost.
In the prior art, the monitor mode of solar photovoltaic power plant is inefficient artificial inspection, since 21 century, prison
Prosecutor formula becomes long-range monitoring, with the development of science and technology, the function of the monitoring system of photovoltaic plant is more comprehensive, it can be to electricity
The data acquired of standing are handled, and not only bring interests to operator, moreover it is possible to predicted using these data to improve power station
Operational efficiency, but due to lack profession measure so that photovoltaic plant still come with some shortcomings.
With the development of wireless sensor ad hoc network, the maintenance and monitoring of the equipment under some extreme environments are all
It is realized with wireless sensor ad hoc network, such as seismic monitoring, disaster relief, accurate agricultural, natural gas and petroleum pipeline
Monitoring.Although cable network is existing frequently-used important information transmission mode, some manpowers are difficult to reach exceedingly odious
Weather environment can not be effectively monitored.And cable network tends to be destroyed under emergency environmental.Cable network
It can not adapt to environment complicated and changeable.
Summary of the invention
The object of the present invention is to provide a kind of photovoltaic module failure method of real-time that can adapt to environment complicated and changeable
And system.
To achieve the above object, the present invention provides following schemes:
A kind of photovoltaic module failure method of real-time, the monitoring method include:
Arrange multiple data acquisition nodes at random in photovoltaic module region；
The data acquisition node acquires the data information of the photovoltaic module；
The processing data information is analyzed, the change curve of the data information is obtained；
According to the real time monitoring of the curvilinear motion range of the change curve, the photovoltaic module of failure is obtained；
The data information of the faulty photovoltaic module is sent to Operation and Maintenance Center；
The Operation and Maintenance Center repairs processing according to the data information of the faulty photovoltaic module.
Optionally, before the analysis to the processing data information further include:
The data information is filtered, denoising.
Optionally, the data information specifically includes the temperature of the photovoltaic module, electric current, voltage, position.
Optionally, the real time monitoring of the curvilinear motion range according to the change curve specifically includes:
The change curve change it is excessive, become zero component be break down the photovoltaic module.
Optionally, the data information for acquiring the photovoltaic module according to the data acquisition node specifically includes:
Multiple data acquisition nodes establish data connection with center convergence node in a manner of wireless self-networking, described
The data information is converged to the center convergence node by data acquisition node, and the center convergence node is stored with convergence number
It is believed that breath；
The center convergence node runs self-organized network communication agreement, and the convergence data information is sent to relay node；
The relay node carries out the convergence data information at data by wireless network transmissions to photovoltaic cloud backstage
Reason.
Optionally, processing is repaired according to the data information of the faulty photovoltaic module in the Operation and Maintenance Center
Afterwards further include:
The result information of processing is sent to the Operation and Maintenance Center after maintenance process is complete；
Problematic component is changed to that there is no problem by the Operation and Maintenance Center.
To achieve the goals above, the present invention also provides following schemes:
A kind of photovoltaic module fault real-time monitoring system, the monitoring system include:
Inserting knot module, for arranging multiple data acquisition nodes at random in photovoltaic module region；
Data acquisition module acquires the data information of the photovoltaic module for the data acquisition node；
Data analysis module obtains the change curve of the data information for analyzing the processing data information；
Data monitoring module, for the real time monitoring according to the curvilinear motion range of the change curve, obtain occur therefore
The photovoltaic module of barrier；
Data transmission blocks, for the data information of the faulty photovoltaic module to be sent to Operation and Maintenance Center；
O&M module repairs place according to the data information of the faulty photovoltaic module for the Operation and Maintenance Center
Reason.
Optionally, the data acquisition module specifically includes:
Center convergence unit, for multiple data acquisition nodes in a manner of wireless self-networking with center convergence node
Data connection is established, the data information is converged to the center convergence node by the data acquisition node, and the center is converged
Poly- node is stored with convergence data information；
Data transmission unit runs self-organized network communication agreement for the center convergence node, the convergence data is believed
Breath is sent to relay node；
The convergence data information is passed through wireless network transmissions to photovoltaic for the relay node by data processing unit
Cloud backstage carries out data processing.
The specific embodiment provided according to the present invention, the invention discloses following technical effects: the invention discloses one kind
Photovoltaic module failure method of real-time and system overcome extreme environment personnel using wireless sensor self-organizing network
Can not often reach, inspection is difficult, can not real-time monitoring problem, realize photovoltaic module fault message under extreme environmental conditions
Real-time acquisition collected data are conveyed into internet in conjunction with GPRS network Transmission system, realize photovoltaic cloud backstage
Real-time monitoring, instruction are sent.Data are handled in real time, Dynamically Announce, the temperature for drawing each photovoltaic module region, electricity
The change curve of pressure, electric current reaches monitoring, positioning to problem component by photovoltaic cloud backstage real time monitoring, in first time
It assigns O&M and sends instruction, reduce the inspection pressure of extreme environment first-line staff, fault message transmitting is timely and effective, meets
The needs of extreme environment photovoltaic module failure real-time monitoring.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the flow chart of method provided by the invention；
Fig. 2 is structure chart provided by the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of photovoltaic module failure method of real-time that can adapt to environment complicated and changeable
And system.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
As shown in Figure 1, a kind of photovoltaic module failure method of real-time, the monitoring method include:
Step 100: arranging multiple data acquisition nodes at random in photovoltaic module region；It is disposed in photovoltaic module region
A large amount of low costs, the data for being integrated with sensor group, data processing unit and short-range wireless communication module of random distribution are adopted
Collect node, collaboratively perceives, acquires and handle the photovoltaic module temperature in network's coverage area by the sensor group built in node
The information such as degree, voltage, electric current, position；
Step 200: the data acquisition node acquires the data information of the photovoltaic module；
Step 300: the processing data information being analyzed, the change curve of the data information is obtained；
Step 400: according to the real time monitoring of the curvilinear motion range of the change curve, obtaining the light of failure
Lie prostrate component；
Step 500: the data information of the faulty photovoltaic module is sent to Operation and Maintenance Center；
Step 600: the Operation and Maintenance Center repairs processing according to the data information of the faulty photovoltaic module.
Step 300: before processing data information analysis further include: be filtered the data information, denoise
Processing.
The data information specifically includes the temperature of the photovoltaic module, electric current, voltage, position.
The real time monitoring of the curvilinear motion range according to the change curve specifically includes: the change curve variation
It is excessive, become zero component be break down the photovoltaic module.
Step 200: the data information that data acquisition node acquires the photovoltaic module specifically includes:
Step 201: multiple data acquisition nodes establish data with center convergence node in a manner of wireless self-networking
The data information is converged to the center convergence node by connection, the data acquisition node, and the center convergence node is deposited
Contain convergence data information；
Step 202: the center convergence node runs self-organized network communication agreement, and the convergence data information is sent to
After node；
Step 203: the relay node by the convergence data information by wireless network transmissions to photovoltaic cloud backstage into
Row data processing；
Data acquisition node establishes data transmission in a manner of wireless self-networking with center convergence node, and wireless self-networking is adopted
With the 433MHZ technology that diffracting power is strong, long transmission distance, receiving sensitivity are high；Center convergence node runs self-organized network communication association
View is responsible for the functions such as the foundation of network, the control of sensor node and data convergence, and uses serial communication mode by convergence
Data pass to GPRS data relay node；
Relay node accesses Internet network by GPRS network, will by User Datagram Protocol Data Transport Protocol
Collected data information transfer is to photovoltaic cloud backstage.
In step 600: the Operation and Maintenance Center repairs processing according to the data information of the faulty photovoltaic module
Later further include:
The result information of processing is sent to the Operation and Maintenance Center after maintenance process is complete；
Problematic component is changed to that there is no problem by the Operation and Maintenance Center；Photovoltaic cloud backstage utilizes real time data processing soft
Part accesses the database on server by User Datagram Protocol Data Transport Protocol, and is handled in real time data, moves
Show to state, draw temperature, voltage, the current curve in each photovoltaic module region.
Photovoltaic cloud backstage by the real time monitoring to each curvilinear motion range, discovery variation is excessive, become zero the problem of component,
And problem component information, location information are sent to Operation and Maintenance Center, Operation and Maintenance Center sends operation maintenance personnel, according to provided position
Information reaches corresponding location, confirms corresponding problem and is safeguarded, result is fed back to backstage after maintenance, from the background by this
Record is changed to processed.
To achieve the goals above, the present invention also provides following schemes:
As shown in Fig. 2, a kind of photovoltaic module fault real-time monitoring system, the monitoring system include:
Inserting knot module 1, for arranging multiple data acquisition nodes at random in photovoltaic module region；
Data acquisition module 2 acquires the data information of the photovoltaic module for the data acquisition node；
Data analysis module 3 obtains the change curve of the data information for analyzing the processing data information；
Data monitoring module 4, for the real time monitoring according to the curvilinear motion range of the change curve, obtain occur therefore
The photovoltaic module of barrier；
Data transmission blocks 5, for the data information of the faulty photovoltaic module to be sent to Operation and Maintenance Center；
O&M module 6 is repaired for the Operation and Maintenance Center according to the data information of the faulty photovoltaic module
Processing.
As shown in Fig. 2, the data acquisition module 2 specifically includes:
Center convergence unit 21, for multiple data acquisition nodes in a manner of wireless self-networking with center convergence section
Point establishes data connection, and the data information is converged to the center convergence node, the center by the data acquisition node
Aggregation node is stored with convergence data information；
Data transmission unit 22 runs self-organized network communication agreement for the center convergence node, by the convergence data
Information is sent to relay node；
The convergence data information is passed through wireless network transmissions to light for the relay node by data processing unit 23
It lies prostrate cloud backstage and carries out data processing.
Star-like data acquisition network part, the part pass through in a large amount of low costs of photovoltaic module regional deployment, random distribution
Be integrated with the data acquisition node of sensor group, data processing unit and short-range wireless communication module, by built in node
Sensor group collaboratively perceive, acquire and handle photovoltaic module temperature, voltage, electric current, position etc. in network's coverage area
Information；
GPRS network part provides transmission for the collected voltage of star-like acquisition network, electric current, temperature and location information
These information are passed through the Internet transmission to photovoltaic cloud backstage by channel；
Photovoltaic cloud monitors back partition, is handled in real time data, dynamically shows, draws each photovoltaic module region
Temperature, voltage, current curve, real time monitoring, and problem component information, location information are sent to Operation and Maintenance Center.
Operation and Maintenance Center part waits backstage to assign and sends instruction, the instruction to receiving, first time programme path, group
It sends personnel and reaches scene, to photovoltaic module Problem Confirmation, operation and maintenance, result is fed back into backstage after maintenance, from the background will
This record is changed to processed.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For system disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part
It is bright.
Used herein a specific example illustrates the principle and implementation of the invention, and above embodiments are said
It is bright to be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, foundation
Thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification is not
It is interpreted as limitation of the present invention.
Claims (8)
1. a kind of photovoltaic module failure method of real-time, which is characterized in that the monitoring method includes:
Arrange multiple data acquisition nodes at random in photovoltaic module region；
The data acquisition node acquires the data information of the photovoltaic module；
The processing data information is analyzed, the change curve of the data information is obtained；
According to the real time monitoring of the curvilinear motion range of the change curve, the photovoltaic module of failure is obtained；
The data information of the faulty photovoltaic module is sent to Operation and Maintenance Center；
The Operation and Maintenance Center repairs processing according to the data information of the faulty photovoltaic module.
2. a kind of photovoltaic module failure method of real-time according to claim 1, which is characterized in that described to the number
Before information process analysis further include:
The data information is filtered, denoising.
3. a kind of photovoltaic module failure method of real-time according to claim 1, which is characterized in that the data information
Specifically include temperature, the electric current, voltage, position of the photovoltaic module.
4. a kind of photovoltaic module failure method of real-time according to claim 1, which is characterized in that described according to
The real time monitoring of the curvilinear motion range of change curve specifically includes:
The change curve change it is excessive, become zero component be break down the photovoltaic module.
5. a kind of photovoltaic module failure method of real-time according to claim 1, which is characterized in that described according to
The data information that data acquisition node acquires the photovoltaic module specifically includes:
Multiple data acquisition nodes establish data connection, the data with center convergence node in a manner of wireless self-networking
The data information is converged to the center convergence node by acquisition node, and the center convergence node is stored with convergence data letter
Breath；
The center convergence node runs self-organized network communication agreement, and the convergence data information is sent to relay node；
The convergence data information is carried out data processing by wireless network transmissions to photovoltaic cloud backstage by the relay node.
6. a kind of photovoltaic module failure method of real-time according to claim 1, which is characterized in that in the O&M
The heart is repaired according to the data information of the faulty photovoltaic module after processing further include:
The result information of processing is sent to the Operation and Maintenance Center after maintenance process is complete；
Problematic component is changed to that there is no problem by the Operation and Maintenance Center.
7. a kind of photovoltaic module fault real-time monitoring system, which is characterized in that the monitoring system includes:
Inserting knot module, for arranging multiple data acquisition nodes at random in photovoltaic module region；
Data acquisition module acquires the data information of the photovoltaic module for the data acquisition node；
Data analysis module obtains the change curve of the data information for analyzing the processing data information；
Data monitoring module obtains failure for the real time monitoring according to the curvilinear motion range of the change curve
The photovoltaic module；
Data transmission blocks, for the data information of the faulty photovoltaic module to be sent to Operation and Maintenance Center；
O&M module repairs processing according to the data information of the faulty photovoltaic module for the Operation and Maintenance Center.
8. a kind of photovoltaic module fault real-time monitoring system according to claim 7, which is characterized in that the data acquisition
Module specifically includes:
Center convergence unit is established in a manner of wireless self-networking with center convergence node for multiple data acquisition nodes
The data information is converged to the center convergence node, the center convergence section by data connection, the data acquisition node
Point is stored with convergence data information；
Data transmission unit runs self-organized network communication agreement for the center convergence node, the convergence data information is sent out
It send to relay node；
Data processing unit passes through the convergence data information after wireless network transmissions to photovoltaic cloud for the relay node
Platform carries out data processing.
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| CN110244117A (en) * | 2019-07-01 | 2019-09-17 | 江苏康博光伏电力科技有限公司 | A kind of photovoltaic panel monitoring of working condition method of photovoltaic plant |
| CN114723301A (en) * | 2022-04-13 | 2022-07-08 | 国家电网有限公司 | Automatic operation and maintenance safety management platform based on optical fiber sensing technology |
| CN115498771A (en) * | 2022-10-13 | 2022-12-20 | 国网山东省电力公司聊城供电公司 | Observable, measurable and controllable system of distributed photovoltaic system |
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