CN110473390B - Photovoltaic power generation board loosening alarm method - Google Patents
Photovoltaic power generation board loosening alarm method Download PDFInfo
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- CN110473390B CN110473390B CN201910875220.1A CN201910875220A CN110473390B CN 110473390 B CN110473390 B CN 110473390B CN 201910875220 A CN201910875220 A CN 201910875220A CN 110473390 B CN110473390 B CN 110473390B
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/187—Machine fault alarms
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Abstract
The invention provides a photovoltaic power generation board looseness alarm method, which comprises the following steps that A, a trigger switch is arranged below a photovoltaic power generation board; b, mounting the connecting piece on the frame of the photovoltaic power generation panel; step C, placing the connecting piece on a contact of the trigger switch; pressing a connecting piece against the contact; d, when the photovoltaic power generation board is loosened, a gap is formed between the connecting piece and the contact, and a trigger switch sends alarm information; e, transmitting the alarm information to a data acquisition device positioned on the photovoltaic power generation board; step F: the data acquisition unit transmits the alarm information to a background controller of a background control room outside the photovoltaic power generation board field; step G: the background controller judges and displays the address of the trigger switch which sends the alarm information, and informs an operator to process the alarm information. The invention not only solves the problem of unsafe events caused by inadequate personnel inspection, but also provides guarantee for the safe operation of the power station in the later period.
Description
Technical Field
The invention relates to the field of photovoltaics, in particular to a photovoltaic power generation panel looseness alarm method.
Background
At present, the fixed firm condition of the photovoltaic power station assembly is still checked one by one through a manual field, the working efficiency is low, the condition of missed detection also occurs, and once the windy weather occurs, the assembly is likely to be overturned and dropped, so that unsafe events are caused.
In summary, the following problems exist in the prior art: the existing photovoltaic power station component needs manual on-site investigation for fixation, is low in efficiency and is easy to miss detection.
Disclosure of Invention
The invention provides a photovoltaic power generation board looseness alarm method, which aims to solve the problems that the fixation of an existing photovoltaic power station assembly needs manual on-site inspection, the efficiency is low, and the omission is easy.
Therefore, the invention provides a photovoltaic power generation panel loosening alarm method, which comprises the following steps:
step A, installing a trigger switch 3 below a photovoltaic power generation panel 1;
b, mounting the connecting piece 2 on the frame 10 of the photovoltaic power generation panel;
step C, placing the connecting piece 2 on a contact of the trigger switch 3; pressing the connecting piece 2 against the contact;
d, when the photovoltaic power generation board is loosened, a gap is formed between the connecting piece 2 and the contact, and the trigger switch 3 sends alarm information;
e, transmitting the alarm information to a data acquisition device positioned on the photovoltaic power generation board;
step F: the data acquisition unit transmits the alarm information to a background controller 5 of a background control room outside the photovoltaic power generation board field;
step G: the background controller 5 judges and displays the address of the trigger switch 3 which sends alarm information, and informs an operator to process.
Further, the number of the photovoltaic power generation panels 1, the connecting pieces 2, the trigger switches 3 and the contacts 30 is multiple, the photovoltaic power generation panels 1 are arranged in rows, each row of the photovoltaic power generation panels 1 comprises a plurality of photovoltaic power generation panels 1 which are arranged in parallel, the distance between two adjacent photovoltaic power generation panels 1 close to the near ends is d, one connecting piece 2 is connected between the near ends of two adjacent photovoltaic power generation panels 1, the length of each connecting piece 2 is greater than d, and the midpoint of each connecting piece 2 is supported on one contact 30.
Furthermore, the number of the photovoltaic power generation panels 1 is n, the number of the connecting pieces 2, the number of the trigger switches 3 and the number of the contacts 30 are n-1, the number of the data collectors 4 and the number of the background controllers 5 are all 1, and the trigger switches 3 are respectively connected with the data collectors 4 in parallel.
Further, the background controller 5 is a computer, and step a further includes: the background controller 5 assigns an IP address to each trigger switch 3.
Further, in the step F, the data acquisition device transmits the alarm information to a background controller 5 of a background control room outside the photovoltaic power generation board field through a wireless network or a wire.
Further, the frame 10 is a rectangular frame having a bottom edge 11, and the connecting member 2 is connected to the bottom edge 11.
Further, the frame 10 is a rectangular frame made of aluminum alloy, and the connecting piece 2 is a connecting piece riveted on the bottom edge 11.
Further, the connecting piece is rectangular, and the center of the connecting piece is supported on the contact 30.
Further, the length of the connecting piece is 2cm to 5cm more than d.
Further, still include: the background controller 5 sends the alarm information to the mobile terminal of the operator through a wireless signal.
The photovoltaic panel is connected to the connecting piece, the trigger switch is connected with the connecting piece, if a fixing screw of the photovoltaic panel is loosened, the position relation between the connecting piece and the trigger switch changes (for example, a gap is formed between the photovoltaic panel and a contact of the trigger switch), so that the trigger switch sends a signal to the data collector, the data collector sends the signal of the position change to the background controller, the background controller can know that the photovoltaic panel is loosened, judge the specific position of the photovoltaic panel, send alarm information or an instruction to an operator, and inform the operator of the fact that the operator arrives at the site at the first time to check the condition. The invention not only solves the problem of unsafe events caused by inadequate personnel inspection, but also provides guarantee for the safe operation of the power station in the later period.
Drawings
FIG. 1 is a schematic structural diagram of a photovoltaic power generation panel looseness alarm device of the invention;
fig. 2 is a schematic diagram of the working principle of the present invention.
The reference numbers illustrate:
1. a photovoltaic power generation panel; 10. a frame; 11. a bottom edge; 2. a connecting member; 3. a trigger switch; 30. a contact; 4. a data acquisition unit; 5. a background controller; 6. a mobile terminal; 60. a wireless network.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, the present invention will now be described with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, the invention provides a photovoltaic power generation panel loosening alarm method, which includes:
step A, installing a trigger switch 3 below a photovoltaic power generation panel 1;
b, mounting the connecting piece 2 on the frame 10 of the photovoltaic power generation panel;
step C, placing the connecting piece 2 on a contact of the trigger switch 3; pressing the connecting piece 2 against the contact;
d, when the photovoltaic power generation board is loosened, a gap is formed between the connecting piece 2 and the contact, and the trigger switch 3 sends alarm information;
e, transmitting the alarm information to a data acquisition device positioned on the photovoltaic power generation board;
step F: the data acquisition unit transmits the alarm information to a background controller 5 of a background control room outside the photovoltaic power generation board field;
step G: the background controller 5 judges and displays the address of the trigger switch 3 which sends alarm information, and informs an operator to process.
The invention adopts a photovoltaic power generation panel looseness alarm device, as shown in fig. 1, the photovoltaic power generation panel looseness alarm device comprises:
a photovoltaic power generation panel (1) is provided,
the frame 10 wraps the periphery of the photovoltaic power generation panel 1 and provides protection and support for the photovoltaic power generation panel 1;
the connecting piece 2 is connected to the frame 10 of the photovoltaic power generation panel;
the trigger switch 3 is connected with the connecting piece 2; the trigger switch 3 is provided with a contact 30, and the connecting piece 2 is supported on the contact 30;
the data acquisition unit 4 which can receive the signal of the trigger switch is in signal connection with the trigger switch 3 through a wire or wirelessly and receives the signal sent by the trigger switch 3; the data acquisition device 4 can be various data acquisition modules or integrated modules in the market, and programs are compiled in the data acquisition modules; data collection station 4 is located the photovoltaic power generation board scene, for adaptation photovoltaic power generation operation, protection data collection station, the not hard up alarm device of photovoltaic power generation board still includes: the data collector 4 is arranged in the rainproof box;
the background controller 5 (also called background receiver) is in signal connection with the data collector 4, can receive signal feedback of the data collector 4 through a wire or wireless connection, and is in signal connection with the trigger switch 3, and the background controller 5 (through the data collector 4) gives an IP address to the trigger switch 3. The background controller 5 judges the IP address of the trigger switch according to the feedback signal of the data collector 4 to determine which trigger switch 3 sends out the signal.
Once the photovoltaic power generation board 1 leaves with the probe or the contact because of other external forces and forms the space, will trigger probe or contact warning, and alarm information passes through data collection station, conveys backstage data receiving arrangement (backstage controller 5), tells staff's site conditions, and personnel's accessible alarm information is pertinence to the site conditions inspect, the work of disappearance.
Further, the number of the photovoltaic power generation panels 1, the connecting pieces 2, the trigger switches 3 and the contacts 30 is multiple, the photovoltaic power generation panels 1 are arranged in rows, each row of the photovoltaic power generation panels 1 comprises a plurality of photovoltaic power generation panels 1 which are arranged in parallel, the distance between two adjacent photovoltaic power generation panels 1 close to the near ends is d, one connecting piece 2 is connected between the near ends of two adjacent photovoltaic power generation panels 1, the length of each connecting piece 2 is greater than d, and the midpoint of each connecting piece 2 is supported on one contact 30. Through a connecting piece 2 of two adjacent photovoltaic power generation boards 1 sharing, detection efficiency can be further improved, and is accurate and reliable.
Furthermore, the number of the photovoltaic power generation panels 1 is n, the number of the connecting pieces 2, the number of the trigger switches 3 and the number of the contacts 30 are n-1, the number of the data collectors 4 and the number of the background controllers 5 are all 1, and the trigger switches 3 are respectively connected with the data collectors 4 in parallel. Therefore, the rows of photovoltaic power generation panels 1 can be efficiently detected through the plurality of trigger switches 3 connected in parallel, and the detection is convenient and fast.
Further, the background controller 5 is a computer, so that effective control and statistical analysis, screening, alarming and various instructions can be performed. The step A also comprises the following steps: the background controller 5 assigns a unique IP address to each trigger switch 3, so that the condition that which one or more photovoltaic power generation panels are loosened in a plurality of photovoltaic power generation panels can be judged and displayed, and disorder cannot be caused.
Further, photovoltaic power generation board is not hard up alarm device includes: and the mobile terminal 6 is connected with the background controller 5 through a wireless signal or a wireless network 60. The mobile terminal 6 is, for example, a mobile phone or an Ipad, and an APP may be set on the mobile terminal 6 to conveniently implement remote monitoring.
Further, the frame 10 is a rectangular frame having a bottom edge 11, and the connecting member 2 is connected to the bottom edge 11. Therefore, the connecting piece is simple and practical to mount.
Further, the frame 10 is a rectangular frame made of aluminum alloy, the connecting piece 2 is a connecting piece, materials are saved, and the connecting piece is riveted on the bottom edge 11. Like this, the installation of connection piece is convenient fast, and the connection piece is convenient for make and carry moreover, and the substitution is stronger, can regard as the replacement to extensively use in photovoltaic power generation board's installation region.
Furthermore, the connecting sheet is rectangular, so that the connecting sheet is convenient to manufacture and install, convenient to carry and low in cost, and the center of the connecting sheet is supported on the contact 30.
Further, the length of the connecting sheet is 2cm to 5cm more than the distance d between the adjacent ends of the two adjacent photovoltaic power generation panels 1. The distance d between the adjacent ends of two adjacent photovoltaic power generation panels 1 is generally 2cm to 4cm, the contact length between the connecting sheet and the bottom edge of each photovoltaic power generation panel 1 is 1 cm to 2cm, the adopted materials are few, the cost is low, and the use, installation and maintenance of the photovoltaic power generation panels are not influenced. The width of the connecting piece can be the same as the width of the frame 10, for example, 2cm to 4 cm.
As shown in fig. 2, the working process of the present invention is:
according to the photovoltaic panel component array alarm system, under the condition that the system design of an original photovoltaic panel is not changed, the load of the original system is not increased, monitoring elements (trigger switches) are added in the original photovoltaic panel component array at intervals, once the component is separated from the monitoring elements due to external force, an alarm is triggered, the alarm content is transmitted to a background controller through a data acquisition unit, a worker is informed of arriving at the site at the first time to check the situation, and the worker can fasten the photovoltaic panel according to the alarm position in a targeted manner.
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. In order that the components of the present invention may be combined without conflict, it is intended that all equivalent changes and modifications made by those skilled in the art without departing from the spirit and principles of the present invention shall fall within the protection scope of the present invention.
Claims (5)
1. A photovoltaic power generation panel loosening alarm method is characterized by comprising the following steps:
a, installing a trigger switch (3) below a photovoltaic power generation panel (1);
b, mounting the connecting piece (2) on a frame (10) of the photovoltaic power generation panel;
c, placing the connecting piece (2) on a contact of the trigger switch (3); pressing the connecting piece (2) against the contact;
d, when the photovoltaic power generation board is loosened, a gap is formed between the connecting piece (2) and the contact, and the trigger switch (3) sends alarm information;
e, transmitting the alarm information to a data acquisition device positioned on the photovoltaic power generation board;
step F: the data acquisition unit transmits the alarm information to a background controller (5) of a background control room outside the photovoltaic power generation board field;
step G: the background controller (5) judges and displays the address of the trigger switch (3) sending alarm information and informs an operator to process the address;
the photovoltaic power generation panels (1), the connecting pieces (2), the trigger switches (3) and the contacts (30) are multiple in number, the photovoltaic power generation panels (1) are arranged in rows, each row of photovoltaic power generation panels (1) comprises a plurality of photovoltaic power generation panels (1) which are arranged in parallel, the distance between the adjacent ends of two adjacent photovoltaic power generation panels (1) is d, one connecting piece (2) is connected between the adjacent ends of two adjacent photovoltaic power generation panels (1), the length of each connecting piece (2) is greater than d, and the midpoint of each connecting piece (2) is supported on one contact (30);
the frame (10) is a rectangular frame, the rectangular frame is provided with a bottom edge (11), and the connecting piece (2) is connected to the bottom edge (11); the frame (10) is a rectangular frame made of aluminum alloy, the connecting piece (2) is a connecting piece, and the connecting piece is riveted on the bottom edge (11);
the connecting sheet is rectangular, and the center of the connecting sheet is supported on the contact (30);
the length of the connecting piece is 2cm to 5cm more than d.
2. The photovoltaic power generation panel loosening alarm method according to claim 1, wherein the number of the photovoltaic power generation panels (1) is n, the number of the connecting pieces (2), the number of the trigger switches (3) and the number of the contacts (30) are n-1, the number of the data collectors (4) and the number of the background controllers (5) are all 1, and each trigger switch (3) is connected in parallel with the data collector (4) respectively.
3. The photovoltaic power generation panel looseness alarm method according to claim 2, wherein the background controller (5) is a computer, and the step a further comprises: the background controller (5) assigns an IP address to each trigger switch (3).
4. The photovoltaic power generation panel loosening warning method according to claim 1, wherein in step F, the data collector transmits the warning information to a background controller (5) of a background control room outside the photovoltaic power generation panel site through a wireless network or a wire.
5. The photovoltaic power generation panel looseness alarm method of claim 4, further comprising: the background controller (5) sends the alarm information to a mobile terminal of an operator through a wireless signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910875220.1A CN110473390B (en) | 2019-09-17 | 2019-09-17 | Photovoltaic power generation board loosening alarm method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910875220.1A CN110473390B (en) | 2019-09-17 | 2019-09-17 | Photovoltaic power generation board loosening alarm method |
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| CN110473390A CN110473390A (en) | 2019-11-19 |
| CN110473390B true CN110473390B (en) | 2021-06-22 |
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| CN201910875220.1A Active CN110473390B (en) | 2019-09-17 | 2019-09-17 | Photovoltaic power generation board loosening alarm method |
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Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5478490A (en) * | 1977-12-05 | 1979-06-22 | Fujitsu Ltd | Loose contact detector |
| DE4002259A1 (en) * | 1990-01-26 | 1991-08-08 | Dieter W Dr Ing Vetterkind | Threaded nut incorporating antenna for wireless security monitoring - has radio or ultrasonic alarm signal transmitter triggered by loss of contact on loosening of nut |
| CN201109412Y (en) * | 2007-07-07 | 2008-09-03 | 董海峰 | License plate anti-loss warning device |
| CN201882007U (en) * | 2010-12-01 | 2011-06-29 | 苏筱敏 | Licence plate anti-theft alarming device |
| CN102721700B (en) * | 2012-06-12 | 2014-08-06 | 上海交通大学 | System and method for high-speed detection of loosening of railway fasteners on basis of infrared thermal imaging |
| US9057752B2 (en) * | 2012-09-11 | 2015-06-16 | Eaton Corporation | Method and apparatus for detecting a loose electrical connection in photovoltaic system |
| KR101479285B1 (en) * | 2014-08-12 | 2015-01-07 | 주식회사 대경산전 | Apparatus for detecting loose contact of solar power generation system junction box |
| CN107359859B (en) * | 2017-08-22 | 2023-05-23 | 保定嘉盛光电科技股份有限公司 | Photovoltaic module array safety monitoring system based on briquetting displacement sensor |
| CN107643045B (en) * | 2017-08-23 | 2019-11-29 | 南京理工大学 | Large-scale array bolt looseness based on active RFID monitors system and method |
| CN107634714B (en) * | 2017-08-31 | 2020-09-15 | 苏州携创新能源科技有限公司 | Photovoltaic anti-loosening frame assembly and solar photovoltaic assembly system |
| CN210324522U (en) * | 2019-09-17 | 2020-04-14 | 京能源深(苏州)能源科技有限公司 | Photovoltaic power generation board becomes flexible alarm device |
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