CN116961576A - Distributed photovoltaic power generation amount detection method based on peripheral detection data - Google Patents
Distributed photovoltaic power generation amount detection method based on peripheral detection data Download PDFInfo
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- 238000010248 power generation Methods 0.000 title claims description 185
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- 238000009434 installation Methods 0.000 claims description 10
- 238000002834 transmittance Methods 0.000 claims description 9
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- 230000004048 modification Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 241001507928 Aria Species 0.000 description 1
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- 235000004494 Sorbus aria Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
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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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/59—Transmissivity
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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
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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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- 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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- Spectroscopy & Molecular Physics (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
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Abstract
The application belongs to the technical field of generating capacity detection, and particularly relates to a distributed photovoltaic generating capacity detection method based on peripheral detection data.
Description
Technical Field
The application belongs to the technical field of power generation amount detection, and particularly relates to a distributed photovoltaic power generation amount detection method based on peripheral detection data.
Background
At present, distributed photovoltaic power generation systems are gradually popularized in rural areas and open idle sites, for example, a plurality of photovoltaic power generation boards are installed in the south direction at a certain inclination angle on the roof of the rural areas, power generation is connected with or stored in an energy storage system by matching with an inverter, app is installed on a mobile phone by each household owner and used for detecting the power generation condition of the self-household photovoltaic power generation boards, and the condition of generating energy per month is reminded by short messages, but the existing distributed photovoltaic power generation systems have the phenomenon of scattered distribution and have the following problems:
1. the power grid company can only obtain the actual generated energy, and the maximum generated energy of the distributed photovoltaic power generation system is not clear, the maximum generated energy is related to the power generation potential of each photovoltaic power generation panel, the power generation potential of the photovoltaic power generation panel is related to weather, the running time of the photovoltaic power generation panel, the manual operation degree and the like, if the potential of the photovoltaic power generation plate can be developed, the photovoltaic power generation capacity in the local area can be increased, and income can be increased for householder who installs the photovoltaic power generation plate in each place.
2. Because the quantity of the photovoltaic power generation panels installed by each user is different, the photovoltaic power generation panels are not actively managed by each user, the power generation potential of the photovoltaic power generation panels is unknown, the investment of the photovoltaic power generation panels in the early stage is large, the photovoltaic power generation panels also have a power generation weakening period, if the generated energy of the photovoltaic power generation panels is not timely detected, the photovoltaic power generation panels are likely to be loss projects, and the user who installs the photovoltaic power generation panels is a direct loss person.
3. With the advent of various unusual weather, dust accumulation can cause the influence to the generated energy of photovoltaic power generation board on the photovoltaic power generation board, need in time clear up the dust, but often clear up photovoltaic power generation board can waste water, consequently also need to detect when the photovoltaic power generation board clear up the dust.
Disclosure of Invention
The application aims to solve the problems, and provides a distributed photovoltaic power generation amount detection method based on peripheral detection data.
The application aims to provide a distributed photovoltaic power generation amount detection method based on peripheral detection data, which takes a certain user as a center, takes information of the peripheral user as data support and takes photovoltaic power generation plate data around the photovoltaic power generation plate as data support, judges whether the power generation amount of the user is reasonable or not according to the peripheral power generation amount data, timely checks the photovoltaic power generation plate of the user according to the detection data, improves the power generation amount of the user, and in addition, the application pays attention to the influence of dust on the photovoltaic power generation amount, forms a light transmission sample plate through sampling, disperses emitted light beams into reference light beams and detection light beams, the detection light beams pass through the light transmission sample plate, respectively obtains light intensity of the reference light beams and the detection light beams by a detector, compares the light intensity data of the reference light beams and the light intensity data of the detection light beams, judges the influence of the dust on the light transmission of the light transmission sample plate, and based on the data, the user in an area reminds and improves the power generation amount of the user.
In order to achieve the purpose of the application, the technical scheme of the application is as follows:
the method comprises the steps of setting households with photovoltaic power generation systems as detection users, numbering the detection users, obtaining photovoltaic power generation information of all detection users in an area, dividing numbers of adjacent detection users in geographic positions into a group of information groups, dividing the detection users in the information groups into comparison users and reference users, calculating total power generation in each information group, reference power generation and unit power generation, wherein the photovoltaic power generation information comprises photovoltaic power generation areas of the detection users, photovoltaic power generation panel installation angles and photovoltaic power generation panel power generation running time, the ratio of the photovoltaic power generation of the detection users to the photovoltaic power generation areas forms average power generation, the reference power generation is the average power generation of reference users in the group, absolute values of the difference between the average power generation of the reference power generation and the average power generation of the comparison users are obtained, the unit power generation is the power generation of the unit area of one photovoltaic power generation panel of the detection users, and the difference between the unit power generation corresponding to each photovoltaic power generation panel of the single detection user is obtained.
Further, the absolute value is compared with a threshold range of the set average power generation amount difference value, if the absolute value is within the threshold range of the average power generation amount difference value, the power generation amount of the comparison user is judged to be normal, and if the absolute value is not within the threshold range of the average power generation amount difference value, the power generation amount of the comparison user is judged to be abnormal.
Further, the difference value is compared with a set threshold range, if the difference value is within the threshold range, the generated energy of the corresponding photovoltaic power generation panel is judged to be normal, and if the difference value is within the threshold range, the generated energy of the corresponding photovoltaic power generation panel is judged to be abnormal.
Further, a light-transmitting template placed in the area is obtained, dust in the area is arranged on the light-transmitting template, the light beam emitted by the light emitter is led into the light-transmitting template, corresponding light intensity data are obtained according to the light intensity detector at the other end of the light-transmitting template, the influence of the dust on the light transmittance of the light-transmitting template is further judged, and the influence of the dust on the generated energy of the photovoltaic power generation panel is judged according to the light transmittance of the light-transmitting template.
Further, the light beam emitted by the light emitter is dispersed into a detection light beam and a reference light beam by the light splitter, the light intensity data of the reference light beam is obtained by the first light intensity detector, the light intensity data of the detection light beam is obtained by the second light intensity detector, the light intensity data of the reference light beam and the light intensity data of the detection light beam are compared, the influence of dust on the light transmittance of the light-transmitting sample plate is judged, and the influence of dust on the generated energy of the photovoltaic power generation plate is judged according to the light transmittance of the light-transmitting sample plate.
Further, a light-transmitting plate formed by a plurality of light-transmitting templates is arranged in the area, so that the arrangement angle and the arrangement direction of the light-transmitting plates are the same as those of the photovoltaic power generation plates in the area, the light-transmitting templates in any number and positions in the light-transmitting plates are taken down for light intensity data detection, and the influence of dust on the generated energy of the photovoltaic power generation plates is judged according to the average light transmittance of the taken light-transmitting templates.
The application discloses a detection device for acquiring the influence of dust on the generated energy of a photovoltaic power generation plate, which comprises an incident beam cylinder, a reference beam cylinder matched with the incident beam cylinder and a detection beam cylinder, wherein a light emitter is arranged in the incident beam cylinder, the reference beam cylinder and the detection beam cylinder are connected into an integral cylinder body in an angle, a beam splitter for dispersing light emitted by the light emitter into a reference beam and a detection beam is arranged in a common area of the reference beam cylinder and the detection beam cylinder, a first light intensity detector is arranged at the tail end of the reference beam cylinder, a light transmission sample plate is arranged at the tail end of the detection beam cylinder, and a second light intensity detector is arranged at the other end of the light transmission sample plate.
The integrated barrel is hinged with an incident beam barrel, a bottom plate is arranged at the lower end of the incident beam barrel, a sliding rail with scales is arranged on the bottom plate, the incident beam barrel is arranged on the sliding rail in a sliding mode, an adjusting bolt and a scale barrel which are oppositely arranged are arranged on the side face of the incident beam barrel, a light emitter is arranged between the adjusting bolt and the scale barrel, the bottom plate is arranged on a base, a shading shell is arranged on the base, and a second light intensity detector is arranged on the shading shell.
Compared with the prior art, the application has the beneficial effects that:
1. according to the application, a certain user is taken as a center, information of peripheral users is taken as data support, whether the generated energy of the user is reasonable or not is judged according to the generated energy of the peripheral users, the photovoltaic power generation panel of the user is checked in time according to the detection data, and the generated energy of the user is improved.
2. According to the application, one photovoltaic power generation plate of a certain user is taken as the center, the data of the photovoltaic power generation plates around the photovoltaic power generation plate are taken as data support, whether the generated energy of a single photovoltaic power generation plate is reasonable or not is judged, and the photovoltaic power generation plate of the user is checked in time according to the detection data, so that the generated energy of the user is provided.
3. The application attaches importance to the influence of dust on the photovoltaic power generation amount, a light transmission template is formed by sampling, the emitted light beams are dispersed into a reference light beam and a detection light beam, the detection light beam passes through the light transmission template, the light intensities of the reference light beam and the detection light beam are respectively acquired by a detector, the light intensity data of the reference light beam and the light intensity data of the detection light beam are compared, the influence of the dust on the light transmission of the light transmission template is judged, and based on the data, the users in the area are reminded, and the power generation amount of the users is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.
FIG. 1 is a schematic diagram of the overall structure of a detection device according to the present application;
FIG. 2 is a schematic view showing the overall structure of the detecting device in another direction;
FIG. 3 is a schematic view showing the overall structure of the light shielding shell of the detection device of the present application;
FIG. 4 is a schematic view of the structure of FIG. 3 in another direction;
fig. 5 is a schematic structural view of a light-transmitting plate according to the present application.
In the figure:
1. a light-transmitting sample plate, 2, a cylinder for detecting light beams, 3, a cylinder for reference light beams, 4, a cylinder for incident light beams, 5, a hinge part, 6, a slide rail, 7, a bottom plate, 8, an adjusting bolt, 9, a scale cylinder, 10, a first light intensity detector, 11, a clamping plate, 12, a base, 13, a hinge seat, 14, a shading shell, 15, a second light intensity detector, 16, a clamping groove, 17, a light-transmitting plate, 18 and a supporting cylinder.
Detailed Description
The application will be further described with reference to the drawings and examples.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
In the present application, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", etc. refer to an orientation or a positional relationship based on that shown in the drawings, and are merely relational terms, which are used for convenience in describing structural relationships of various components or elements of the present application, and do not denote any one of the components or elements of the present application, and are not to be construed as limiting the present application.
Example 1
The embodiment discloses a distributed photovoltaic power generation amount detection method based on peripheral detection data, in the jurisdiction of a local area, more photovoltaic users are distributed in the jurisdiction, the photovoltaic users are characterized by having own residences, and mainly installing photovoltaic power generation systems on the residences, and the photovoltaic power generation systems are installed continuously, generally, a certain resident installs the photovoltaic power generation systems, and partial neighbors around the resident also install the photovoltaic power generation systems, so that the data of the photovoltaic power generation systems do not have independent effects any more, and if the data of all the photovoltaic power generation systems in the jurisdiction are uniformly used, the photovoltaic power generation systems in the jurisdiction can be uniformly managed, the unreasonable power generation amount of the local area is corrected, the power generation amount of the user is improved, and higher incomes are obtained in the service life of the photovoltaic power generation systems.
When registering a user with a newly installed photovoltaic power generation system, numbering the user, and incorporating the photovoltaic power generation system into the numbering system, so that the householder or user with the photovoltaic power generation system is set as the detection user and completes the task of numbering the detection user, all detection users can enjoy the reminding detection service of the generated energy in the jurisdiction freely, meanwhile, the corresponding power generation information provides real-time reference basis for other power generation information in the jurisdiction, the photovoltaic power generation information of all detection users in the area is acquired, wherein the area in the embodiment is the jurisdiction, if the photovoltaic power generation information is popularized to other places, the numbers of the geographically adjacent detection users are divided into a group of information groups corresponding to the jurisdiction, and in general, the information group is a group formed by taking a detection user as the center and the neighbors around the detection user as the surrounding groups, aiming at different detection users, the detection users in the information group are divided into comparison users and reference users, for example, the generated energy information of a user A is calculated, A is the comparison user, other users in the information group are reference users, a detection scheme of how many detection users generate how many comparison users is formed based on the comparison user, the total generated energy, the reference generated energy and the unit generated energy in each information group are calculated in the aspect of data calculation, the photovoltaic power generation information comprises the photovoltaic generated energy, the photovoltaic power generation area, the photovoltaic power generation panel installation angle and the photovoltaic power generation operation time of the detection users, and because the photovoltaic power generation system is installed, the mobile phone of each user installs the APP associated with the photovoltaic power generation system, the photovoltaic power generation capacity and the photovoltaic power generation plate operation time of each photovoltaic power generation plate can be obtained in real time through the APP, when the photovoltaic power generation plates are installed, the photovoltaic power generation area and the photovoltaic power generation plate installation angle are registered and determined and serve as corresponding data reference bases, the installation angle difference of the photovoltaic power generation plates in a management jurisdiction is small from the installation angle, and the influence factors of the installation angle of the photovoltaic power generation plates can be ignored from the influence of the installation angle of the photovoltaic power generation plates.
The method comprises the steps of calculating specific data, forming an average generated energy by the ratio of the photovoltaic generated energy of a detection user to the photovoltaic generated area, wherein the reference generated energy is the average value of the average generated energy of reference users in a group, obtaining the absolute value of the difference between the average generated energy of the reference generated energy and the average generated energy of a comparison user, the unit generated energy is the generated energy of the unit area of one photovoltaic power generation panel of the detection user, obtaining the difference value between the unit generated energy corresponding to each photovoltaic power generation panel of the single detection user, comparing the absolute value with the threshold range of the set average generated energy difference value, judging that the generated energy of the comparison user is normal if the absolute value is not in the threshold range of the average generated energy difference value, judging that the generated energy of the comparison user is abnormal, comparing the difference value with the set threshold range, judging that the generated energy of the corresponding photovoltaic power generation panel is normal if the difference value is in the threshold range, suggesting the self-checking of the users in a manner of short message, APP message notification and the like for the users of the abnormal generated energy, and the users can not self-check or self-check by telephone call checking by the users in the power grid, checking the power grid system can be checked by the user in a telephone checking department in time, and the user in the jurisdiction.
As a specific embodiment, the dc power of a certain photovoltaic panel may be determined by the product of the actual current and the voltage obtained by the photovoltaic detection, and the accumulation of the power data in the corresponding time is the dc power generation amount, and the corresponding correction coefficient is determined according to the inverter power and the system loss so as to obtain the power generation amount after grid connection.
In consideration of the influence of the single photovoltaic panel on the whole photovoltaic power generation panel, the embodiment introduces an unbalanced state to determine whether the whole photovoltaic power generation panel has a problem of the single photovoltaic power generation panel, specifically, an unbalanced ratio= (Imax-Imin)/(imax+imin), wherein Imax and Imin respectively represent current values of components with maximum and minimum currents in the photovoltaic array, the unbalanced ratio ranges from 0 to 1, and if the unbalanced ratio=0, the photovoltaic panel does not have any unbalanced problem; if the imbalance ratio=1, it means that the photovoltaic panel is in a completely unbalanced state, and the closer to 1, the more indicates that there is a single unbalanced photovoltaic panel, and as a further embodiment, if the imbalance ratio is determined to be large, for example, the imbalance ratio reaches 60%, the present example again introduces a parameter of differential ratio, differential ratio=sqrt (Σ (Xi-Xavg) 2 ) /(n-1)), where Xi represents the parameter value of the ith photovoltaic single sheet, xavg represents the average value of the parameter values of all photovoltaic sheets, and n represents the number of all photovoltaic sheets.
The dust has an influence on the generated energy of a photovoltaic power generation system, especially the latest extreme weather increases, for example, the recent extreme weather increases 2 times when the dust on a photovoltaic power generation plate is cleaned in the first half of the year, the generated energy of the photovoltaic power generation system obviously decreases, and the cleaning is more frequent, so that the energy and financial resources of a user are consumed, the proper cleaning of the dust on the photovoltaic power generation plate is the most proper, how to determine when the cleaning should be carried out, the influence of the dust on the generated energy is aimed at, the embodiment discloses a detection device for acquiring the influence of the dust on the generated energy of the photovoltaic power generation plate, the following detection device comprises an incident beam barrel 4 and a reference beam barrel 3 and a detection beam barrel 2 matched with the incident beam barrel 4, the reference beam barrel 3 and the detection beam barrel 2 are connected into an integral barrel body at an angle, in the embodiment, the reference beam barrel 3, the detection beam barrel 2 and the incident beam barrel 4 are all made of PVC plastic materials, a light emitter is arranged in the incident beam barrel 4, the light emitter is used for emitting a simulator, namely, the white beam 3 is led into the reference beam barrel 3, the detection beam barrel is led into a common beam area by the detection beam barrel 1, the light beam 3 is led into the detection barrel and the detection barrel is led into the common beam area, the detection area is prevented from being influenced by the light beam barrel 1, a first light intensity detector 10 is installed at the end of the reference beam tube 3, a light transmission template 1 is installed at the end of the detection beam tube 2, a second light intensity detector 15 is installed at the other end of the light transmission template 1, the first light intensity detector 10 is used for determining the light intensity data of the reference beam, the second light intensity detector 15 is used for determining the light intensity data of the detection beam, in addition, in order to simulate the same angle, the integral tube body of the present embodiment is hinged with the incident beam tube 4, the hinge part 5 is fixed by a nut to realize the relative fixation of the integral tube body and the incident beam tube 4, the inclination angle of the light transmission template 1 is obtained by an angle gauge when fixed and is consistent with the installation angle of the photovoltaic power generation panel in the present jurisdiction, and the position of the light transmission template 1 is adjusted by the present embodiment because the position of the second light intensity detector 15 is fixed, in this embodiment, a bottom plate 7 is mounted at the lower end of an incident beam barrel 4, a slide rail 6 with graduations is mounted on the bottom plate 7, the lower end of the incident beam barrel 4 is slidably mounted on the slide rail 6 by mounting a slide block so that the position of the incident beam barrel 4 can be adjusted, the position of the incident beam barrel 4 on the slide rail 6 of the bottom plate 7 is adjusted according to the inclination angle of a light-transmitting template 1, which is determined by the graduations on the slide rail 6, and in addition, in order to adjust the position of a light emitter mounted in the incident beam barrel 4 so that the light beam of the light emitter can pass through the light-transmitting template 1, therefore, the light emitter of this embodiment is required to have a fine adjustment function, the present embodiment is mounted with an adjusting bolt 8 and a graduation barrel 9 arranged oppositely at the side of the incident beam barrel 4, the light emitter is arranged between the adjusting bolt 8 and the graduation barrel 9, the shell of the light emitter is fixedly connected with the scale drum 9, the light emitting position of the light emitter is further adjusted by adjusting the adjusting bolt 8, in addition, in the embodiment, the base 12 is taken as a bearing foundation, the bottom plate 7 is arranged on the base 12 through the bolt, the light shielding shell 14 is arranged on the base 12, the second light intensity detector 15 is arranged on the light shielding shell 14, in particular to the upper end surface of the light shielding shell 14, the influence of external light beams and detection light beams is avoided by utilizing the light shielding shell 14, in the embodiment, the clamping groove 16 is arranged at the edge of the base 12, the light shielding shell 14 is inserted into the clamping groove 16, the fixation of the light shielding shell 14 on the base 12 is realized, the light transmitting template 1 is provided with the light transmitting plate 17 on the supporting drum 18, the light-transmitting plate 17 is a monolithic light-transmitting structure composed of a plurality of light-transmitting templates 1, the installation angle of the light-transmitting plate 17 is the same as that of the photovoltaic power generation plate in the jurisdiction in the embodiment, as a more detailed implementation manner, the hinge seat 13 is installed on the base 12 in the embodiment, the hinge seat 13 is fixed on the base 12 through bolts, the hinge shaft on the hinge part 5 is in hinge fit with the hinge seat 13, the hinge seat 13 supports the cylinder body, and the detector, for example, one of the components adopts a silicon PIN photodiode, can be suitable for the light of a white light source, in addition, the thickness of the light-transmitting template 1 is thinner, and the surface material, roughness and the like of the dust-bearing surface are the same as those of the existing photovoltaic power generation plate, so as to reduce influence factors.
In this embodiment, one end of the transparent template 1 has a clamping plate 11, the detection beam barrel 2 is mounted on the clamping plate 11, so that the transparent template 1 can be mounted on the detection beam barrel 2, and is also convenient to detach, as a more specific embodiment, the angle of the photovoltaic power generation panel is generally fixed, therefore, the angle corresponding to the transparent template 1 is also fixed, the adjustment of the angle of the transparent template 1 is generally not used, even if the adjustment occurs, the angle range of the adjustment is not very large, but in order to improve the adaptability, the embodiment can also adopt two parallel embodiment popularization schemes, the detector also adopts a large-area glass cover, the light transmittance is ensured, and in addition, the material used by combining the beam splitter introduces a correction coefficient as a supplement of an influence factor.
Specifically, the embodiment obtains the light-transmitting template 1 placed in the area, arranges the light-transmitting plate 17 composed of a plurality of light-transmitting templates 1 in the area, so that the arrangement angle and the arrangement direction of the light-transmitting plates 17 are the same as the arrangement angle and the arrangement direction of the photovoltaic power generation plates in the area, removes any number and positions of the light-transmitting templates 1 in the light-transmitting plates 17 to detect light intensity data, namely, removes one or a plurality of light-transmitting templates 1 from the light-transmitting plates 17, has dust in the area on the light-transmitting templates 1, installs the light-transmitting templates 1 on the detection beam cylinder 2, adjusts the angle of the light-transmitting templates 1, adjusts the position of the incident beam cylinder 4 on the slide rail 6, introduces light beams emitted by the light emitters into the light-transmitting templates 1, acquires corresponding light intensity data according to the light intensity detector at the other end of the light-transmitting templates 1 to further judge the influence of the dust on the light-transmitting templates 1, judges the influence of generated energy of the photovoltaic power generation plates according to the light-transmitting capacity of the light-transmitting templates 1, distributes light beams emitted by the light splitters into detection beams and reference beams, acquires the data of the reference beams according to the first light intensity detector 10, acquires the data of the light intensity of the reference beams, and judges the light-transmitting power generation beams and judges the light-transmitting power generation data according to the light-transmitting data of the light energy generated energy of the reference beams, judges the light-transmitting data of the light generated energy generated by the reference beams, and the light-transmitting beams, and judges the light-transmitting data of the reference beams.
The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
While the foregoing description of the embodiments of the present application has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the application, but rather, it is intended to cover all modifications or variations within the scope of the application as defined by the claims of the present application.
Claims (10)
1. The distributed photovoltaic power generation amount detection method based on the peripheral detection data is characterized in that households with a photovoltaic power generation system are set as detection users, the detection users are numbered, photovoltaic power generation information of all detection users in an area is obtained, the numbers of the detection users adjacent in geographic position are divided into a group of information groups, the detection users in the information groups are divided into comparison users and reference users, and the total power generation amount, the reference power generation amount and the unit power generation amount in each information group are calculated;
the photovoltaic power generation information comprises the steps of detecting photovoltaic power generation amount, photovoltaic power generation area, photovoltaic power generation plate installation angle and photovoltaic power generation plate power generation running time of a user, and detecting the ratio of the photovoltaic power generation amount and the photovoltaic power generation area of the user to form average power generation amount;
the reference generated energy is an average value of the average generated energy of the reference users in the group, and an absolute value of the difference between the average generated energy of the reference generated energy and the average generated energy of the comparison users is obtained;
the unit generated energy is generated energy of a unit area of one photovoltaic power generation plate of the detection user, and a difference value between the unit generated energy corresponding to each photovoltaic power generation plate of the single detection user is obtained.
2. The distributed photovoltaic power generation amount detection method based on the peripheral detection data according to claim 1, wherein the absolute value is compared with a threshold range of the set average power generation amount difference value, the power generation amount of the comparison user is judged to be normal if the absolute value is within the threshold range of the average power generation amount difference value, and the power generation amount of the comparison user is judged to be abnormal if the absolute value is not within the threshold range of the average power generation amount difference value.
3. The method for detecting the power generation amount of the distributed photovoltaic power based on the peripheral detection data according to claim 1, wherein the difference value is compared with a set threshold range, the power generation amount of the corresponding photovoltaic power generation panel is judged to be normal if the difference value is within the threshold range, and the power generation amount of the corresponding photovoltaic power generation panel is judged to be abnormal if the difference value is within the threshold range.
4. The distributed photovoltaic power generation amount detection method based on the peripheral detection data according to claim 1, wherein a light transmission template (1) placed in an area is obtained, dust in the area is provided on the light transmission template (1), a light beam emitted by a light emitter is led into the light transmission template (1), corresponding light intensity data is obtained according to a light intensity detector at the other end of the light transmission template (1), the influence of the dust on the light transmission of the light transmission template (1) is further judged, and the influence of the dust on the power generation amount of the photovoltaic power generation plate is judged according to the light transmission of the light transmission template (1).
5. The method for detecting the distributed photovoltaic power generation amount based on the peripheral detection data according to claim 4, wherein the light beam emitted by the light emitter is dispersed into the detection light beam and the reference light beam by the light splitter, the light intensity data of the reference light beam is acquired by the first light intensity detector (10), the light intensity data of the detection light beam is acquired by the second light intensity detector (15), the light intensity data of the reference light beam is compared with the light intensity data of the detection light beam, the influence of dust on the light transmittance of the light transmission template (1) is judged, and the influence of dust on the power generation amount of the photovoltaic power generation plate is judged according to the light transmittance of the light transmission template (1).
6. The method for detecting the distributed photovoltaic power generation amount based on the peripheral detection data according to claim 4, wherein the light-transmitting plates (17) consisting of the plurality of light-transmitting templates (1) are arranged in the area, so that the arrangement angles and the arrangement directions of the light-transmitting plates (17) are the same as those of the photovoltaic power generation plates in the area, the light-transmitting templates (1) at any number and positions in the light-transmitting plates (17) are removed for detecting the light intensity data, and the influence of dust on the photovoltaic power generation amount of the photovoltaic power generation plates is judged according to the average light transmittance of the light-transmitting templates (1).
7. The utility model provides a detection device for obtaining dust to photovoltaic power generation board generated energy influence, a serial communication port, including incident beam for section of thick bamboo (4) and with reference beam for section of thick bamboo (3) for incident beam for section of thick bamboo (4) cooperation, detect beam for section of thick bamboo (2), be provided with the illuminator in the section of thick bamboo for incident beam for section of thick bamboo (4), reference beam for section of thick bamboo (3) and detect beam for section of thick bamboo (2) are the angle and connect into integrative barrel, beam splitter that disperses the light that the illuminator sent into reference beam and detect beam for section of thick bamboo (2) is arranged in the public area for section of thick bamboo for reference beam for section of thick bamboo (3) and detect beam for section of thick bamboo (2), reference beam for section of thick bamboo (3) end is provided with first light intensity detector (10), detect beam for section of thick bamboo (2) end is provided with printing opacity model (1), the printing opacity model (1) other end is provided with second light intensity detector (15).
8. The detection device for acquiring the influence of dust on the power generation capacity of a photovoltaic power generation panel according to claim 7, wherein the integrated cylinder is hinged with the incident beam cylinder (4), a bottom plate (7) is arranged at the lower end of the incident beam cylinder (4), a sliding rail (6) with scales is arranged on the bottom plate (7), and the incident beam cylinder (4) is arranged on the sliding rail (6) in a sliding manner.
9. A detection device for obtaining the influence of dust on the power generation capacity of a photovoltaic power generation panel according to claim 7, characterized in that the incident beam barrel (4) is provided with an adjusting bolt (8) and a scale barrel (9) arranged opposite each other on the side face, and the light emitter is arranged between the adjusting bolt (8) and the scale barrel (9).
10. A detection arrangement for obtaining an influence of dust on the power generation of a photovoltaic power generation panel as claimed in claim 8, characterized in that the base plate (7) is arranged on a base (12), that the base (12) is provided with a light shielding shell (14), and that the second light intensity detector (15) is arranged on the light shielding shell (14).
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