CN112767643A - Double-spectrum fire source detection early warning device of photovoltaic station - Google Patents
Double-spectrum fire source detection early warning device of photovoltaic station Download PDFInfo
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- CN112767643A CN112767643A CN202011536954.6A CN202011536954A CN112767643A CN 112767643 A CN112767643 A CN 112767643A CN 202011536954 A CN202011536954 A CN 202011536954A CN 112767643 A CN112767643 A CN 112767643A
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- 238000001228 spectrum Methods 0.000 title claims abstract description 38
- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 238000004458 analytical method Methods 0.000 claims abstract description 27
- 238000012544 monitoring process Methods 0.000 claims abstract description 9
- 238000001931 thermography Methods 0.000 claims abstract description 3
- 238000004891 communication Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 claims 2
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 230000000007 visual effect Effects 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000003708 edge detection Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
- G08B17/125—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions by using a video camera to detect fire or smoke
Abstract
The invention discloses a double-spectrum fire source detection early warning device of a photovoltaic station, which comprises: the double-spectrum camera is used for monitoring a photovoltaic station environment shooting image video and a thermal imaging video; the double-spectrum camera is connected with the image recognition analysis module and is used for recognizing a fire source point of the photovoltaic station yard through an image recognition algorithm; the double-spectrum camera is arranged on the cradle head and used for adjusting the visual field; and the power module is respectively and electrically connected with the dual-spectrum camera, the image recognition analysis module and the holder to supply power. The fire source and the abnormal high-temperature state of the photovoltaic station can be monitored in real time, the safe operation of the photovoltaic station is guaranteed, manual operation for 24 hours is not needed, and the labor cost is reduced.
Description
Technical Field
The invention relates to the field of safety of photovoltaic stations, in particular to a double-spectrum fire source detection early warning device for a photovoltaic station.
Background
With the rapid growth of new energy photovoltaic power generation in China, a centralized photovoltaic power station is large-scale, large-scale and less-man-made, the field fire safety problem of a photovoltaic field station is outstanding, multiple photovoltaic field fire problems occur continuously in China at present, the whole photovoltaic power generation field station is directly burnt, huge economic loss is caused, the life safety of operation and maintenance personnel is seriously threatened, and the social environment is reported to the photovoltaic power station.
At present, the fire prevention of the photovoltaic station mainly still depends on the manual work to patrol and examine or observe whether there is a dangerous situation through the camera, and the manual work is patrolled and examined and is wasted time and energy, observes through the camera and need have the people to watch monitor screen all the time again, and the human cost is high.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the double-spectrum fire source detection early warning device for the photovoltaic station, which can automatically monitor the photovoltaic station and find out fire danger in time without manual monitoring and inspection.
According to the embodiment of the invention, the double-spectrum fire source detection early warning device of the photovoltaic station comprises: the double-spectrum camera is used for monitoring a photovoltaic station environment shooting image video and a thermal imaging video; the double-spectrum camera is connected with the image recognition analysis module and is used for recognizing a fire source point of the photovoltaic station yard through an image recognition algorithm; the double-spectrum camera is arranged on the cloud deck and used for adjusting the visual field; and the power supply module is respectively and electrically connected with the dual-spectrum camera, the image recognition analysis module and the holder so as to supply power.
The double-spectrum fire source detection early warning device of the photovoltaic station, provided by the embodiment of the invention, at least has the following technical effects: according to the embodiment of the invention, the video information and the heat source information are simultaneously acquired by the double-spectrum camera, the image recognition analysis module recognizes the fire source point of the photovoltaic station yard by reading the video information and the heat source information fed back by the double-spectrum camera and combining an image recognition algorithm, and the double-spectrum camera can realize 360-degree steering through the cradle head, so that the photovoltaic station yard is comprehensively monitored. The device realizes automatic detection and early warning of the fire source of the photovoltaic station, greatly reduces the possibility of fire hazard of the photovoltaic station, lightens the workload of operators and ensures the safe operation of the photovoltaic power station.
According to some embodiments of the present invention, the power module includes a photovoltaic cell panel, a storage battery and a power control module, the photovoltaic cell panel is connected to the storage battery, and the storage battery is electrically connected to the dual-spectrum camera, the image recognition and analysis module and the cradle head through the power control module, respectively.
According to some embodiments of the invention, the system further comprises a communication module connected with the image recognition analysis module for remote transmission of data.
According to some embodiments of the invention, the communication module is any one of a 3G, 4G, 5G module or a WIFI module.
According to some embodiments of the invention, the fire alarm system further comprises an alarm module, wherein the alarm module is connected with the image recognition analysis module and is used for carrying out linkage alarm when a fire source point is recognized.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic block diagram of a dual-spectrum fire source detection early warning device of a photovoltaic station in an embodiment of the invention.
Reference numerals
The system comprises a dual-spectrum camera 100, an image recognition and analysis module 200, a holder 300, a power supply module 400, a communication module 500 and an alarm module 600.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the present number, and larger, smaller, inner, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1, a dual-spectrum fire source detection early warning device for a photovoltaic station includes: the system comprises a dual-spectrum camera 100, an image recognition and analysis module 200, a holder 300, a power supply module 400, a communication module 500 and an alarm module 600. The dual-spectrum camera 100 collects and monitors images and videos of the environment of the photovoltaic station, and comprises visible light image collection and infrared temperature imaging monitoring. The dual-spectrum camera 100 is connected with the image recognition analysis module 200 to transmit video information, and the image recognition analysis module 200 recognizes fire source points of the photovoltaic station through an image recognition algorithm, wherein the fire source points include various conditions such as flame, smoke and abnormal temperature rise of the photovoltaic station.
The image recognition analysis module 200 is a processor running image recognition software, and the working principle of the image recognition analysis module 200 in the present application is as follows: the image recognition analysis is to acquire the characteristics of image analysis and comparison image recognition, simplify and extract high-dimensional image data, extract and analyze image key data information from a data matrix of an image, calculate basic elements and mutual relations of the image, adopt an analysis method of local and global characteristics, and carry out matching, retrieval and the like on the image by using a local expression mode of image characteristics and by using the particularity of the image. And the noise point change of the real-time monitoring picture with the temperature influence is completed by using an image recognition algorithm, so that the fire source recognition is realized. The goal of image matching is to accurately judge the similarity between two images. The definition of the similarity between the images is applied to the heat source noise point change, and the region real-time image matching algorithm judges that the change of the images on the same object or scene reaches the fire source identification target. Image recognition analysis module 200 adopts the conflagration image recognition algorithm based on flame closed angle characteristic in this application, carries out Sobel operator edge detection and inflation processing's basis to the image on, judges the closed angle through the pixel ratio of two adjacent lines and closed angle and flame area ratio, determines whether for the conflagration according to the rate of change of the adjacent frame picture flame closed angle number of image again.
The dual-spectrum camera 100 is arranged on the cradle head 300, and the cradle head 300 adopts an electric cradle head with remote control, so that the functions of timing inspection, photographing and shooting, omnibearing rotation, zooming and shooting and the like can be realized, and the omnibearing and all-weather requirements of station monitoring are met.
The power module 400 comprises a photovoltaic cell panel, a storage battery and a power control module, the photovoltaic cell panel is connected with the storage battery, the storage battery is respectively and electrically connected with the dual-spectrum camera 100, the image recognition and analysis module 200 and the cradle head 300 through the power control module, and working power is supplied to the dual-spectrum camera 100 and the cradle head 300, so that all-weather effective work is ensured, the device provided by the embodiment of the invention can be supplied with power without an external power supply, and can be deployed at a position in a photovoltaic station.
In order to report to the monitoring room at the first time after a fire is discovered, the intelligent monitoring system further comprises a communication module 500, the communication module 500 is connected with the image recognition and analysis module 200, the communication module 500 is any one of a 3G module, a 4G module, a 5G module or a WIFI module, the communication module can also adopt a wired form such as a network cable, and the functions of an acquired software platform analysis function, a remote transmission centralized control center and the like can be realized through the communication module 500.
The photovoltaic field station fire source alarm system further comprises an alarm module 600, the alarm module 600 is connected with the image recognition and analysis module 200, and after the image recognition and analysis module 200 recognizes a photovoltaic field station fire source point, the alarm module 600 starts a linkage shooting video, voice information alarm and geographic position linkage function to accurately inform a background or an appointed contact of the photovoltaic field station of the fire source situation, so that multiple alarm is realized.
In conclusion, the embodiment of the invention can monitor the fire source and the abnormal high-temperature state of the photovoltaic station in real time, has a real-time alarm function and ensures the safe operation of the photovoltaic station.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (5)
1. The utility model provides a double spectrum fire source detection early warning device of photovoltaic field station which characterized in that includes:
the dual-spectrum camera (100) is used for monitoring the environment shooting image video and the thermal imaging video of the photovoltaic station;
the image recognition analysis module (200) is connected with the dual-spectrum camera (100) for recognizing the fire source point of the photovoltaic station field through an image recognition algorithm;
a pan-tilt (300), the dual spectrum camera (100) being mounted on the pan-tilt (300) for field of view adjustment;
the power supply module (400), power supply module (400) electric connection dual spectrum camera (100), image recognition analysis module (200) and cloud platform (300) are respectively in order to be used for the power supply.
2. The double-spectrum fire source detection early warning device for the photovoltaic station as claimed in claim 1, wherein: the power module (400) comprises a photovoltaic cell panel, a storage battery and a power control module, the photovoltaic cell panel is connected with the storage battery, and the storage battery is respectively and electrically connected with the dual-spectrum camera (100), the image recognition analysis module (200) and the cloud deck (300) through the power control module.
3. The double-spectrum fire source detection early warning device for the photovoltaic station as claimed in claim 1, wherein: the system also comprises a communication module (500), wherein the communication module (500) is connected with the image recognition and analysis module (200) for realizing remote transmission of data.
4. The double-spectrum fire source detection early warning device of the photovoltaic station as claimed in claim 3, wherein: the communication module (500) is any one of a 3G module, a 4G module, a 5G module or a WIFI module.
5. The double-spectrum fire source detection early warning device for the photovoltaic station as claimed in claim 1, wherein: the fire source alarm device is characterized by further comprising an alarm module (600), wherein the alarm module (600) is connected with the image recognition analysis module (200) and used for linkage alarm when a fire source point is recognized.
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| CN202011536954.6A CN112767643A (en) | 2020-12-23 | 2020-12-23 | Double-spectrum fire source detection early warning device of photovoltaic station |
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| CN202011536954.6A CN112767643A (en) | 2020-12-23 | 2020-12-23 | Double-spectrum fire source detection early warning device of photovoltaic station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116434460A (en) * | 2022-12-15 | 2023-07-14 | 广州汇锦能效科技有限公司 | Roof photovoltaic power generation combined household fire alarm system |
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Application publication date: 20210507 |