CN219554924U - Photovoltaic support displacement monitoring safety system - Google Patents
Photovoltaic support displacement monitoring safety system Download PDFInfo
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- CN219554924U CN219554924U CN202320647800.7U CN202320647800U CN219554924U CN 219554924 U CN219554924 U CN 219554924U CN 202320647800 U CN202320647800 U CN 202320647800U CN 219554924 U CN219554924 U CN 219554924U
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- photovoltaic
- photovoltaic bracket
- acceleration sensor
- programmable controller
- safety system
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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 utility model provides the field of solar photovoltaic power generation safety monitoring, and particularly relates to a photovoltaic bracket displacement monitoring safety system. The photovoltaic support displacement monitoring safety system comprises: the acceleration sensor is fixedly connected with the photovoltaic bracket at one end; one end of the programmable controller is electrically connected with the other end of the acceleration sensor; the remote communication device is electrically connected with the other end of the programmable controller; and the power supply device is connected with the acceleration sensor, the programmable controller and the remote communication device in parallel. The acceleration sensor is fixed on the photovoltaic support to collect acceleration of the photovoltaic support, the programmable controller is used for data comparison and analysis, the result is transmitted to operation and maintenance personnel through the remote communication device, the flexible installation mode and the data remote transmission mode are adopted, the operation and maintenance personnel can timely find potential safety hazards of the photovoltaic support, safety of photovoltaic power generation is improved, and operation and maintenance efficiency is improved.
Description
Technical Field
The utility model relates to the field of solar photovoltaic power generation safety monitoring, in particular to a photovoltaic bracket displacement monitoring safety system.
Background
At present, solar power generation is greatly promoted in various areas, a photovoltaic support is an important component of solar power generation, after the photovoltaic support runs outdoors for a long time, fixing pieces of the support are loose and unstable, and under the influence of severe weather or natural disaster weather, the photovoltaic support and components slip, rollover and the like, so that the normal running of a photovoltaic power station is affected.
In order to reduce the occurrence of slipping and side turning accidents of the photovoltaic support and the assembly, whether the photovoltaic assembly is firm or not can be judged by adopting a mode of monitoring displacement change of the photovoltaic support, so that the operation safety of a photovoltaic system is improved. In the prior art, a press block type displacement sensor is adopted to detect the gap change between adjacent photovoltaic modules, a change signal is transmitted to a monitoring host, the monitoring host judges and alarms, the technical scheme can judge the displacement change of the photovoltaic modules to a certain extent, and the safety operation monitoring of the photovoltaic modules has certain feasibility, but the module system adopted by the technical scheme is complex in implementation, the monitoring position has limitation, the sensor is embedded into the press block, the construction difficulty is increased, and the cost investment is increased.
In summary, the following problems exist in the prior art: the monitoring device for monitoring the displacement change of the photovoltaic bracket is inflexible to install.
Disclosure of Invention
In order to solve the problem that a monitoring device for monitoring displacement change of a photovoltaic bracket is inflexible to install, the utility model provides a photovoltaic bracket displacement monitoring safety system, which comprises:
the acceleration sensor 1, one end of the acceleration sensor 1 is fixedly connected to the photovoltaic bracket 7;
one end of the programmable controller 2 is electrically connected with the other end of the acceleration sensor 1;
a remote communication device 3 electrically connected to the other end of the programmable controller 2;
and a power supply device 5 connected in parallel with the acceleration sensor 1, the programmable controller 2, and the remote communication device 3.
Further, the photovoltaic support 7 comprises a first photovoltaic support and a second photovoltaic support, the bottom end of the first photovoltaic support and the bottom end of the second photovoltaic support are fixed on the ground, the second photovoltaic support is higher than the first photovoltaic support, the photovoltaic panel is connected with the top end of the first photovoltaic support and the top end of the second photovoltaic support, and the photovoltaic panel is obliquely arranged.
Further, the acceleration sensor 1 is fixedly connected to one side, close to the top end, of the second photovoltaic bracket, and is far away from the ground, and the acceleration sensor 1 is a triaxial acceleration sensor.
Further, the remote communication device 3 comprises a remote wireless communication component.
Further, the remote communication device 3 is a manned cloud G781-42 communication box or a sea Internet of things cloud box CBOX-G.
Further, the photovoltaic bracket displacement monitoring safety system further comprises a data transmission cable 4 connected between the acceleration sensor 1 and the programmable controller 2, and connected between the programmable controller 2 and the remote communication device.
Further, the photovoltaic bracket displacement monitoring safety system further comprises a power cable 6, wherein the power cable 6 is connected with the power device 5 and the acceleration sensor 1, the power device 5 and the programmable controller 2 are connected, and the power device 5 and the remote communication device 3 are connected.
Further, the model number of the programmable controller 2 is as follows: sea is T24S2R-E.
Further, the power supply device is a battery pack.
The acceleration sensor acquires the three-axis acceleration of the X axis, the Y axis and the Z axis of the photovoltaic support in real time, data of the three-axis acceleration is transmitted to the programmable controller module for data reading and comparison analysis, the analyzed result is transmitted to the photovoltaic control center and operation and maintenance personnel of the project through the remote communication module, the operation state of the current photovoltaic support can be checked remotely by related personnel, whether the photovoltaic support is firm and safe or not can be known by the related personnel through the operation state of the photovoltaic support, and fault processing can be performed in time when unsafe early warning occurs, so that the operation safety of a photovoltaic system is improved. The acceleration sensor can be fixed on the photovoltaic module or the support according to the requirements, the installation mode is flexible, the programmable controller and the remote communication module are adopted for analyzing and transmitting the displacement data of the photovoltaic support, the cost is low, the later maintenance is less, and the operation and maintenance efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of a photovoltaic bracket displacement monitoring safety system according to an embodiment of the present utility model.
Reference numerals illustrate:
1. an acceleration sensor; 2. a programmable controller; 3. a remote communication device; 4. a data transmission cable; 5. a power supply device; 6. a power cable; 7. a photovoltaic bracket.
Detailed Description
The present utility model will now be described for a clearer understanding of technical features, objects, and effects of the present utility model.
In recent years, the duty ratio of solar power generation in an energy structure is gradually increased, a photovoltaic bracket is an important component of solar power generation, after the photovoltaic bracket runs outdoors for a long time, fixing pieces of the bracket are loose and unstable, and under the influence of severe weather environments such as large wind power or other natural disasters, slipping, side turning and the like of the photovoltaic bracket and components are caused, so that the normal operation of a photovoltaic power station is affected. The potential safety hazard of the photovoltaic support can be found in time by monitoring the running state of the photovoltaic support through the monitoring system, the potential safety hazard and faults can be treated in time, the safety of the photovoltaic support can be greatly improved, and the power generation efficiency of a photovoltaic power station is further improved.
According to displacement, initial speed, acceleration and movement time analysis, the photovoltaic bracket is nonlinear movement when displacement change occurs, the initial speed is 0, the acceleration and movement time are closely related to the displacement change, and the displacement change is reflected by detecting the acceleration change. The change of the acceleration of the photovoltaic bracket is monitored in real time, and visual and reliable data reference is provided for photovoltaic operation and maintenance personnel. The utility model thus provides a photovoltaic bracket displacement monitoring safety system.
A photovoltaic stent displacement detection safety system as shown in fig. 1, comprising:
the acceleration sensor 1, one end of the acceleration sensor 1 is fixedly connected to the photovoltaic bracket 7;
one end of the programmable controller 2 is electrically connected with the other end of the acceleration sensor 1;
a remote communication device 3 electrically connected to the other end of the programmable controller 2;
and a power supply device 5 connected in parallel with the acceleration sensor 1, the programmable controller 2, and the remote communication device 3.
According to displacement, initial speed, acceleration and moving time analysis, the photovoltaic bracket 7 is in nonlinear motion when the displacement changes, the initial speed is 0, the acceleration and the moving time are closely related to the change of the displacement, and the change of the displacement can be reflected by detecting the change of the acceleration.
The acceleration sensor 1 is fixedly connected to the photovoltaic bracket 7, the acceleration sensor 1 acquires the acceleration of the photovoltaic bracket 7 in real time, and the triaxial data states of the current acceleration sensor 1, namely the acceleration of the X axis, the acceleration of the Y axis and the acceleration of the Z axis, can be acquired in real time. And transmitting the real-time triaxial data to the programmable controller 2, wherein the programmable controller 2 selects a programmable logic controller PLC, the real-time triaxial acceleration data acquired by the programmable controller 2 is compared and analyzed with preset acceleration data in the programmable controller 2 to obtain triaxial acceleration analysis results, and when the acceleration of a certain axis in the real-time triaxial acceleration data is larger than the preset acceleration data of the axis, the displacement of the photovoltaic bracket 7 in the axis direction is changed. According to the triaxial displacement variation amplitude of the photovoltaic support 7, the displacement state of the photovoltaic support 7 is divided into three states of static state, light disturbance and heavy disturbance.
The three-axis acceleration analysis result after the comparison analysis of the programmable controller 2 is transmitted to the remote communication device 3, and then the three-axis acceleration analysis result is transmitted to the terminal of the photovoltaic control center and the personal terminal of the operation and maintenance personnel through the remote communication device 3, wherein the terminal of the photovoltaic control center can be a computer, and the personal terminal can be a mobile phone. And a photovoltaic control center worker or an operation and maintenance worker judges whether the photovoltaic bracket 7 needs to be inspected or subjected to fault treatment according to the received triaxial acceleration analysis result. By adopting the acceleration sensor 1, the programmable controller 2 and the remote communication device 3, a working staff or an operation and maintenance staff of a photovoltaic control center can check the running state of the current photovoltaic support 7 in real time, fault hidden dangers can be found and processed in time, potential safety hazards caused by movement of the photovoltaic support 7 are reduced, and therefore the power generation efficiency of a photovoltaic power station is improved. The acceleration sensor 1 is fixed on the photovoltaic bracket 7, and the installation process is simple, easy to operate and flexible to install.
The acceleration sensor 1, the programmable controller 2 and the remote communication device 3 are connected in parallel through the power supply device to supply power to the three devices, so that the three devices can be powered on to work normally. The power supply device, the acceleration sensor 1, the programmable controller 2 and the remote communication device 3 are independently arranged, so that the power supply is convenient to control, meanwhile, when the power supply is abnormal, the maintenance is convenient, the operation and maintenance personnel can replace the power supply device, and the programmable controller 2, the remote communication device 3 and the acceleration sensor 1 fixed on the photovoltaic bracket 7 are not required to be replaced.
Further, as shown in fig. 1, the photovoltaic support 7 includes a first photovoltaic support and a second photovoltaic support, the bottom of the first photovoltaic support and the bottom of the second photovoltaic support are fixed on the ground, the second photovoltaic support is higher than the first photovoltaic support, the photovoltaic panel is connected with the top of the first photovoltaic support and the top of the second photovoltaic support, and the photovoltaic panel is obliquely arranged. Two photovoltaic brackets 7 are arranged, the heights are inconsistent, the photovoltaic plates are obliquely arranged, and the photovoltaic plates are installed and connected in the two photovoltaic brackets 7, so that a stronger lighting effect can be achieved.
Further, the acceleration sensor 1 is fixedly connected to one side, close to the top end, of the second photovoltaic bracket, and is far away from the ground, and the acceleration sensor 1 is a triaxial acceleration sensor. The acceleration sensor 1 is fixedly connected to the high photovoltaic support 7 in the two photovoltaic supports 7, namely the second photovoltaic support, as shown in fig. 1, the first photovoltaic support is a short photovoltaic support 7 in the two photovoltaic supports 7, the space available for installation on the first photovoltaic support is limited, the installation is inconvenient, and under the same environmental condition, the displacement change amplitude of the first photovoltaic support is smaller than that of the second photovoltaic support, so that the displacement change on the second photovoltaic support is measured, and the potential safety hazard of the photovoltaic support 7 can be found earlier. When the photovoltaic support is influenced by factors such as strong wind and the like to displace, the reaction of the top end of the photovoltaic support 7 is more obvious, so that the acceleration sensor 1 is arranged on one side of the second photovoltaic support close to the top end and is far away from the ground, potential safety hazards of the photovoltaic support 7 can be found as early as possible, the acceleration sensor 1 adopts a triaxial acceleration sensor, the acceleration of which axis of the photovoltaic support can be accurately monitored to change, and the fault hidden danger investigation and maintenance are more accurate.
Further, the remote communication device 3 comprises a remote wireless communication component. The remote communication device 3 transmits the triaxial acceleration analysis result to the photovoltaic control center or the terminal of the operation and maintenance personnel in a remote wireless communication mode, so that a remote wireless communication assembly is arranged in the remote communication device 3, and the operation and maintenance personnel can conveniently receive the displacement change condition of the photovoltaic support 7 at any time and any place and timely receive the early warning information of the photovoltaic support 7.
Further, the remote communication device 3 is a manned cloud G781-42 communication box or a sea Internet of things cloud box CBOX-G. The remote communication device 3 supports the 4G transmission of the modbus-RTU, and a manned cloud G781-42 communication box or a sea-to-internet-of-things cloud box CBOX-G is selected.
Further, the photovoltaic bracket displacement monitoring safety system further comprises a data transmission cable 4 connected between the acceleration sensor 1 and the programmable controller 2, and connected between the programmable controller 2 and the remote communication device. The acceleration sensor 1 and the programmable controller 2, and the programmable controller 2 and the remote communication device are connected through a data transmission cable 4 for transmitting communication triaxial acceleration and triaxial acceleration analysis results. The data transmission cable 4 may be a twisted pair cable or a coaxial cable.
Further, the photovoltaic bracket displacement monitoring safety system further comprises a power cable 6, wherein the power cable 6 is connected with the power device 5 and the acceleration sensor 1, the power device 5 and the programmable controller 2 are connected, and the power device 5 and the remote communication device 3 are connected. The power cable 6 is used for the power supply device 5 to transmit power to the acceleration sensor 1, the programmable controller 2, and the remote communication device 3, respectively.
Further, the model number of the programmable controller 2 is as follows: sea is T24S2R-E. The programmable controller 2 is a programmable logic controller PLC, and the specific model is T24S2R-E.
Further, the power supply device is a battery pack. Different storage batteries can be arranged according to different power supply requirements, and meanwhile, the batteries are convenient to replace.
The triaxial acceleration of the photovoltaic support 7 is collected in real time, and the triaxial acceleration is analyzed to monitor the running state of the photovoltaic support 7, so that the safety of the photovoltaic support 7 is guaranteed. The triaxial acceleration of the photovoltaic bracket 7 is obtained in real time by adopting a mode of installing the acceleration sensor 1 on one side, close to the top end, of the second photovoltaic bracket, and the mode of installing the acceleration sensor 1 is flexible and convenient, and the acceleration sensor 1 is installed at a position with great acceleration change response, so that the potential safety hazard of the photovoltaic bracket 7 can be discovered as soon as possible and timely.
The three-axis acceleration data of the photovoltaic bracket 7, which is acquired in real time by the acceleration sensor 1, are transmitted to the programmable controller 2 through the data transmission cable 4, the programmable controller 2 performs comparison analysis on the received three-axis acceleration to obtain a three-axis acceleration analysis result, the three-axis acceleration analysis result is transmitted to the remote communication device 3 through the data transmission cable 4, and the three-axis acceleration analysis result is transmitted to the terminal of the photovoltaic control center or the operation and maintenance personnel through the remote communication device 3 in a wireless communication mode. The operating state of the photovoltaic support 7 can be visually checked remotely by a working staff or an operation staff of the photovoltaic control center, potential safety hazards can be found timely, and the safety of an operating system of the photovoltaic power station is improved, so that the power generation efficiency of the photovoltaic power station is improved. The equipment adopted in the embodiment of the utility model has higher integration level, lower input cost and convenient later maintenance, and can also improve the operation and maintenance efficiency.
The foregoing is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model. In order that the components of the utility model may be combined without conflict, any person skilled in the art shall make equivalent changes and modifications without departing from the spirit and principles of the utility model.
Claims (9)
1. A photovoltaic bracket displacement monitoring safety system, characterized in that the photovoltaic bracket displacement monitoring safety system comprises:
the device comprises an acceleration sensor (1), wherein one end of the acceleration sensor (1) is fixedly connected to a photovoltaic bracket (7);
one end of the programmable controller (2) is electrically connected with the other end of the acceleration sensor (1);
a remote communication device (3) electrically connected to the other end of the programmable controller (2);
and a power supply device (5) connected in parallel with the acceleration sensor (1), the programmable controller (2) and the remote communication device (3).
2. The photovoltaic bracket displacement monitoring safety system according to claim 1, wherein the photovoltaic bracket (7) comprises a first photovoltaic bracket and a second photovoltaic bracket, the bottom end of the first photovoltaic bracket and the bottom end of the second photovoltaic bracket are fixed on the ground, the second photovoltaic bracket is higher than the first photovoltaic bracket, a photovoltaic panel is connected with the top end of the first photovoltaic bracket and the top end of the second photovoltaic bracket, and the photovoltaic panel is obliquely arranged.
3. The photovoltaic bracket displacement monitoring safety system according to claim 2, wherein the acceleration sensor (1) is fixedly connected to one side of the second photovoltaic bracket close to the top end and far away from the ground, and the acceleration sensor (1) is a triaxial acceleration sensor.
4. The photovoltaic bracket displacement monitoring safety system according to claim 1, characterized in that the remote communication means (3) comprises a remote wireless communication assembly.
5. The photovoltaic bracket displacement monitoring safety system according to claim 1, characterized in that the remote communication device (3) is a manned cloud G781-42 communication box or a sea to internet of things cloud box CBOX-G.
6. The photovoltaic bracket displacement monitoring safety system according to claim 1, further comprising a data transmission cable (4) connecting between the acceleration sensor (1) and the programmable controller (2), connecting the programmable controller (2) with the remote communication device.
7. The photovoltaic bracket displacement monitoring safety system according to claim 1, further comprising a power cable (6) connecting the power device (5) with the acceleration sensor (1), connecting the power device (5) with the programmable controller (2), and connecting the power device (5) with the remote communication device (3).
8. The photovoltaic bracket displacement monitoring safety system of claim 1, wherein the programmable controller (2) model is: sea is T24S2R-E.
9. The photovoltaic bracket displacement monitoring safety system of claim 1, wherein the power device is a battery pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320647800.7U CN219554924U (en) | 2023-03-27 | 2023-03-27 | Photovoltaic support displacement monitoring safety system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320647800.7U CN219554924U (en) | 2023-03-27 | 2023-03-27 | Photovoltaic support displacement monitoring safety system |
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| CN219554924U true CN219554924U (en) | 2023-08-18 |
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| CN202320647800.7U Active CN219554924U (en) | 2023-03-27 | 2023-03-27 | Photovoltaic support displacement monitoring safety system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117268478A (en) * | 2023-11-23 | 2023-12-22 | 四川交通职业技术学院 | Traffic safety monitoring device, system, method and storage medium |
-
2023
- 2023-03-27 CN CN202320647800.7U patent/CN219554924U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117268478A (en) * | 2023-11-23 | 2023-12-22 | 四川交通职业技术学院 | Traffic safety monitoring device, system, method and storage medium |
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