CN216448816U - Multisource data fusion GIS bus cabin displacement deformation monitoring and early warning platform - Google Patents
Multisource data fusion GIS bus cabin displacement deformation monitoring and early warning platform Download PDFInfo
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Abstract
The utility model provides a multisource data fused GIS bus cabin displacement deformation monitoring and early warning platform, and belongs to the technical field of deformation monitoring and early warning. A GIS bus compartment displacement deformation monitoring and early warning platform with multi-source data fusion comprises a sensor set system, a wireless transmission system connected with the sensor set system, a data processing system connected with the wireless transmission system, and a comprehensive experimental analysis platform integrating systematization, real-time monitoring, data acquisition, multi-data source integration and analysis processing into a whole aiming at a formation mechanism of GIS bus compartment displacement deformation, so that comprehensive data acquisition and calculation are carried out on deformation displacement influence factors possibly causing a GIS bus compartment, and accurate assessment and prejudgment of the influence of multi-fluctuation quantity factors on the GIS bus compartment displacement are realized.
Description
Technical Field
The utility model relates to the technical field of deformation monitoring and early warning, in particular to a GIS bus cabin displacement deformation monitoring and early warning platform with multi-source data fusion.
Background
The bus compartment is an important component of the GIS, the multiple sections of bus compartments are installed in a sectional splicing mode, and a corrugated compensator is additionally arranged at the joint of each section to compensate errors caused by equipment manufacturing, civil engineering foundation, installation and the like, and horizontal displacement and vertical displacement of the bus compartments caused by factors such as thermal expansion and cold contraction caused by temperature change in operation, uneven settlement of the foundation, instantaneous vibration during circuit breaker operation, earthquake force action and the like. Under the condition of rapid change of the environmental temperature, the corrugated compensator frequently bears the changes of stretching, shrinking and twisting, so that fatigue is easily caused, the expansion joint installed on the bus cabin can not completely compensate the changes of expansion and contraction, the phenomena of cabin body welding seam cracking, gas leakage, ground discharge breakdown, bus joint extraction or top dead and the like are caused, and finally equipment damage and even personnel injury are caused. And the bus fault directly influences the power supply of a power grid, so that large-area power limitation and power failure are caused.
For example: when operating personnel of a certain 500kV transformer substation in our city patrol, the operator finds that one section of bus compartment is seriously deformed due to overlarge displacement, and air leakage is caused. Because the discovery is timely, no major loss and influence are caused. The reason of post analysis is that the fault is caused by the fact that expansion joints arranged between the bus cabins cannot completely compensate the change of expansion with heat and contraction with cold.
For example, patent CN 106403827 a, including camera, LED lamp, adopt the combination of emissive light source and image contrast technology, receive the influence of camera resolution, image recognition technology, moisture content in the air to cause great deviation, the device size is great and installation cost is high to be unfavorable for using on a large scale. For example, patent CN 106787164 a and the influence of illumination intensity on the bus bar compartment are reflected in the temperature of electrical components inside the bus bar compartment, and are not the only determining factor, and data acquired by adopting a pure inverse method have low relative confidence rate, which easily causes data deviation, and misleads the judgment of the relativity factor on the variable in the GIS bus bar compartment.
SUMMERY OF THE UTILITY MODEL
Aiming at the prior art, the utility model provides a device for real-time data acquisition, transmission and data analysis and processing of a built-in sensor of a bus compartment, and relates to a multi-discipline and multi-field GIS bus compartment displacement deformation monitoring and early warning platform spanning multiple specialties and integrating multi-source data.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
the utility model provides a multisource data fusion's GIS generating line cabin displacement deformation monitoring and early warning platform, including sensor group system, with the wireless transmission system of sensor group headtotail, with the data processing system of wireless transmission system connection, sensor group system is including setting up the sensor module on GIS generating line under-deck different node units, sensor module includes displacement sensor, temperature sensor, vibration sensor, humidity transducer, wireless transmission system includes data acquisition module, information transmission module, data processing system includes information processing platform, customer end.
And the GIS bus cabins are fixedly connected by using a corrugated compensator and a telescopic joint.
The expansion joint or fix on the ripple compensator displacement sensor, the vibration sensor includes vibration sensing unit A and vibration sensing unit B, vibration sensing unit A installs on the connector end on the GIS bus-bar cabin, vibration sensing unit B installs on the ripple compensator, temperature sensor fixes on the electronic components unit in the GIS bus-bar cabin, humidity transducer fixes air inlet pipe mouth department, the electronic components unit of single-stage operation unit in the GIS bus-bar cabin is last, air exit department.
The displacement sensor, the temperature sensor, the vibration sensor and the humidity sensor are all basic execution units in the sensor module, a power supply is arranged in the basic execution units, and the basic execution units are connected with the data acquisition module through optical fibers.
The data acquisition module comprises a connecting port, a PLC program control board, memory particles and an A/D analog-to-digital converter, the basic execution unit is connected with the PLC program control board through the connecting port, the PLC program control board is respectively connected with the memory particles and the A/D analog-to-digital converter, and the A/D analog-to-digital converter is connected with the information transmission module.
The information transmission module comprises a signal amplifier and an antenna, the signal amplifier is connected with the A/D analog-to-digital converter in the data acquisition module, and the antenna is connected with the signal amplifier.
The information processing platform comprises a data interaction port, a host and a data storage library, wherein the host is respectively connected with the data interaction port and the data storage library, the data interaction port comprises a signal repeater and a router, the host comprises a computer and a server, the data storage library comprises a disk array frame and a tape storage library, and the host is respectively connected with the data interaction port and the data storage library.
The client comprises an external control panel, a display and a preset interface connected with the power grid management platform.
The utility model has the following beneficial effects:
the operation mechanism of the GIS busbar compartment displacement deformation monitoring and early warning platform is optimized, node type connection design and modular basic unit combination are adopted, so that the device has good expansibility, the number of corresponding matched elements can be selected according to different requirements, and the GIS busbar compartment displacement deformation monitoring and early warning platform is suitable for monitoring environments with different sample quantities.
The corrugated compensator and the expansion joint are arranged in the GIS bus compartment in a dual-connection mode, so that the load stress of the connection structure is reduced, the service life is prolonged, the GIS bus compartment has a certain connection function on the premise that a single structure is damaged, and the safety of equipment is improved.
The type and the number of the electric elements in the sensor module are optimized and distributed, and under the premise of considering the original function of the GIS bus compartment and the operation principle of a guarantee mechanism, the formed data of the influencing factors are subjected to multi-node acquisition, so that an information source is provided for data processing.
The built-in power supply of the sensor module ensures high-efficiency operation under the extreme weather condition of unstable power supply. And optical fiber medium transmission is adopted, so that the relative proportion of a transmission line is reduced, and high-frequency electromagnetic interference under the working condition of the GIS bus cabin is prevented.
And a signal amplifier is additionally arranged, so that the signal coverage range and the anti-electromagnetic interference capability of the information transmission module are improved.
The identity instruction identification mechanism is perfected, a point-to-point to many-to-many staggered transmission platform is realized, the packet loss rate in data transmission is reduced, and the upgrade from line channel management to authority type secret key management is realized.
The data processing system is based on an information processing platform, realizes a double-track parallel principle of large-capacity storage and real-time regulation and control analysis, and realizes a multi-port intelligent monitoring and early warning platform.
Drawings
FIG. 1: the principle of embodiment 1 of the utility model is illustrated schematically;
FIG. 2 is a schematic diagram: the principle of embodiment 2 of the utility model is illustrated schematically;
FIG. 3: embodiment 3 of the present invention is a schematic view of the installation of a displacement sensor;
FIG. 4: embodiment 3 of the utility model the structure schematic diagram of the laser sensor;
FIG. 5: the utility model is a schematic structure diagram of the connection among the systems;
FIG. 6: the utility model discloses a sensor module and a wireless transmission system;
FIG. 7 is a schematic view of: the utility model discloses a structural schematic diagram of a data processing system.
Detailed Description
For better understanding of the objects, technical solutions and advantages of the present invention, the following will clearly and completely describe the technical solutions of the present invention in connection with the embodiments, but the present invention is not limited to the following embodiments. In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model, are within the scope of the utility model.
Example 1
As shown in fig. 1, the present embodiment provides a multi-source data fused GIS bus bay displacement deformation monitoring and early warning platform, including a sensor group system, a wireless transmission system 2 connected to the sensor group system, and a data processing system 3 connected to the wireless transmission system 2, where the sensor group system includes sensor modules 1 disposed on different node units in a GIS bus bay, the sensor modules 1 include a displacement sensor 11, a temperature sensor 12, a vibration sensor 13, and a humidity sensor 14, the wireless transmission system 2 includes a data acquisition module 21 and an information transmission module 22, and the data processing system 3 includes an informatization processing platform 31 and a client 32.
And the GIS bus cabins are fixedly connected by using a corrugated compensator and a telescopic joint.
The expansion joint or the corrugated compensator is fixedly provided with the displacement sensor 11, the vibration sensor 13 comprises a vibration sensing unit A and a vibration sensing unit B, the vibration sensing unit A is installed on a connecting port 211 on the GIS bus cabin, the vibration sensing unit B is installed on the corrugated compensator, the temperature sensor 12 is fixed on an electronic component unit in the GIS bus cabin, and the humidity sensor 14 is fixed at an air inlet pipe opening of a single-section operation unit in the GIS bus cabin, an electronic component unit and an air outlet.
The displacement sensor 11, the temperature sensor 12, the vibration sensor 13, and the humidity sensor 14 are all basic execution units in the sensor module 1, and a power supply is built in the basic execution units.
The data acquisition module 21 includes a connection interface 211, a PLC program control board 212, memory particles 213, and an a/D analog-to-digital converter 214, the basic execution unit is connected to the PLC program control board 212 through the connection interface 211, the PLC program control board 212 is connected to the memory particles 213 and the a/D analog-to-digital converter 214, respectively, and the a/D analog-to-digital converter 214 is connected to the information transmission module 22.
The information transmission module 22 includes a signal amplifier 221 and an antenna 222, the signal amplifier 221 is connected to the a/D analog-to-digital converter 214 in the data acquisition module 21, and the antenna 222 is connected to the signal amplifier 221.
The information processing platform 31 includes a data interaction port 311, a host 312, and a data repository 313, the host 312 is connected to the data interaction port 311 and the data repository 313, the data interaction port 311 includes a signal repeater and a router, the host 312 includes a computer and a server, the data repository 313 includes a disk array rack and a tape repository, and the host 312 is connected to the data interaction port 311 and the data repository 313.
The client 32 includes an external control panel, a display, and a preset interface connected to the power grid management platform.
The module serial number marks are arranged on the lower side of a nameplate on the GIS bus cabin.
And the wireless transmission system 2 is connected with a power supply interface in the GIS bus cabin.
And a serial number is arranged on a unit node on the GIS bus compartment.
The sensor group system comprises a plurality of sensor modules, and each sensor module comprises a plurality of basic execution units.
By adopting the modular design, the basic execution units can be correspondingly selected for combined assembly according to the specific requirements of GIS bus compartment data sampling, the universality of the device is improved, and the cost is reduced.
When the unit node is used, the unit nodes on the GIS bus compartment are numbered according to the serial numbers. And selecting corresponding types and numbers of basic execution units according to the requirement of data information required to be acquired on the unit node, and after the basic execution units are verified to be correct, installing the basic execution units in a GIS bus cabin to complete the installation of the sensor module 1.
And installing the wireless transmission system 2 in the GIS bus cabin, connecting the wireless transmission system 2 with a power supply interface in the GIS bus cabin, taking down the antenna 222 on the wireless transmission system 2, connecting the antenna with a computer, and storing the pre-planned module number on the memory particles 213 through the PLC program control board 212. After being reinstalled on the wireless transmission system 2, the antenna 222 is connected to the sensor module 1, tests a detection mechanism from a basic execution unit in the sensor module 1 to the wireless transmission system 2, and after receiving corresponding feedback information, proves that the connection between the sensor module 1 and the wireless transmission system 2 is normal, and records the module number.
And the like, the installation of the sensor group system and the wireless transmission system 2 on the GIS bus compartment is realized.
The record of the module number is stored in the information processing platform 31 of the data processing system 3, that is, the installation of the device is completed.
The data information fed back by the sensor group system through the wireless transmission system 2 is summarized and processed in the informatization processing platform 31, and the operator realizes the platform control through the client 32 with different authority levels.
Example 2
As shown in fig. 2, the present embodiment provides optimization based on embodiment 1.
The data interaction port 311 comprises data information receiving terminals distributed at different positions.
The stability of signal transmission is improved, and the design of multi-point data interaction port 311 is adopted, so that the system is suitable for GIS bus cabins with inconsistent sample sizes or uneven distribution, and is convenient to install and reduce the cost.
Example 3
As shown in fig. 3 and 4, the present embodiment provides optimization based on embodiment 1.
The displacement sensor 11 comprises a laser sensor.
The laser sensor includes a laser generator 111, a reflection plate, and a jig 115.
The sensor and the reflecting plate are respectively clamped on the fixed base through a clamp 115, the reflecting plate comprises a plane reflecting surface 112, an inclined plane reflecting surface 113 and an inclined plane reflecting surface 114, and a right-angle inclined plane with an included angle of 450 is selected for facilitating data processing. The laser generator 111 emits light parallel and perpendicular to the planar reflective surfaces 112 and illuminates the geometric centers of the 3 planes, respectively. When two measured objects are displaced relatively, the displacements of the 3 laser sensors are respectively measured as L2, L3 and L4, wherein the subscripts correspond to (reflecting surfaces), and the three-dimensional displacement amounts of the measured objects are respectively LX 3-L2, LY L4-L2 and LZ 2.
A dedicated displacement sensor 11 is designed to have better adaptation properties. The scheme adopts a non-contact laser sensor, skillfully applies triangular transformation, and can stably, accurately and quickly monitor the displacement deformation of the GIS bus cabin in the three-dimensional direction.
Example 4
The data processing system 3 is connected with a rainfall statistic system of the weather rainfall station.
The data processing system 3 is connected with an unmanned aerial vehicle monitoring mechanism.
The sensor module 1 comprises a damage alarm electrical element, which is mounted on the bellow compensator and the telescopic joint.
The damage alarm electrical element comprises a wire, a power-off closing valve and a power supply, wherein the wire is fixedly adhered to the electrical element at the bottom.
The influence factors of rainfall on the temperature in the GIS bus compartment are preliminarily evaluated, and a multi-link temperature and humidity change mechanism is perfected.
When the collected data information shows large deviation, the unmanned aerial vehicle is connected to perform image recognition recheck, and whether the shell is damaged due to uncertain factors is determined.
When the ripple compensator and the expansion joint are damaged, the wire is disconnected for power supply, the power-off closing valve is automatically closed to send out corresponding data information, the data information is fed back to the information processing platform 31 in the data processing system 3 through the wireless transmission system 2, and a prompt is sent out through the client 32.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and are not limited, and other modifications or equivalent substitutions made by the technical solutions of the present invention by the persons skilled in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a GIS generating line cabin displacement deformation monitoring and early warning platform of multisource data fusion which characterized in that: the GIS bus bar system comprises a sensor group system, a wireless transmission system and a data processing system, wherein the wireless transmission system is connected with the sensor group system, the data processing system is connected with the wireless transmission system, the sensor group system comprises sensor modules arranged on different node units in a GIS bus bar cabin, each sensor module comprises a displacement sensor, a temperature sensor, a vibration sensor and a humidity sensor, the wireless transmission system comprises a data acquisition module and an information transmission module, and the data processing system comprises an information processing platform and a client.
2. The multisource data fused GIS busbar compartment displacement deformation monitoring and early warning platform of claim 1, wherein: and the GIS bus cabins are fixedly connected by using a corrugated compensator and a telescopic joint.
3. The multisource data fused GIS busbar compartment displacement deformation monitoring and early warning platform of claim 2, wherein: the expansion joint or fix on the ripple compensator displacement sensor, the vibration sensor includes vibration sensing unit A and vibration sensing unit B, vibration sensing unit A installs on the connector end on the GIS bus-bar cabin, vibration sensing unit B installs on the ripple compensator, temperature sensor fixes on the electronic components unit in the GIS bus-bar cabin, humidity transducer fixes air inlet pipe mouth department, the electronic components unit of single-stage operation unit in the GIS bus-bar cabin is last, air exit department.
4. The multisource data fused GIS busbar compartment displacement deformation monitoring and early warning platform of claim 1, wherein: the displacement sensor, the temperature sensor, the vibration sensor and the humidity sensor are all basic execution units in the sensor module, a power supply is arranged in the basic execution units, and the basic execution units are connected with the data acquisition module through optical fibers.
5. The multisource data fused GIS busbar compartment displacement deformation monitoring and early warning platform of claim 4, wherein: the data acquisition module comprises a connecting port, a PLC program control board, memory particles and an A/D analog-to-digital converter, the basic execution unit is connected with the PLC program control board through the connecting port, the PLC program control board is respectively connected with the memory particles and the A/D analog-to-digital converter, and the A/D analog-to-digital converter is connected with the information transmission module.
6. The multisource data fused GIS busbar compartment displacement deformation monitoring and early warning platform of claim 5, wherein: the information transmission module comprises a signal amplifier and an antenna, the signal amplifier is connected with the A/D analog-to-digital converter in the data acquisition module, and the antenna is connected with the signal amplifier.
7. The multisource data fused GIS busbar compartment displacement deformation monitoring and early warning platform of claim 1, wherein: the information processing platform comprises a data interaction port, a host and a data storage library, wherein the host is respectively connected with the data interaction port and the data storage library, the data interaction port comprises a signal repeater and a router, the host comprises a computer and a server, the data storage library comprises a disk array frame and a tape storage library, and the host is respectively connected with the data interaction port and the data storage library.
8. The multisource data fused GIS busbar compartment displacement deformation monitoring and early warning platform of claim 1, wherein: the client comprises an external control panel, a display and a preset interface connected with the power grid management platform.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117333675A (en) * | 2023-10-09 | 2024-01-02 | 国网吉林省电力有限公司 | Monitoring and early warning method and system for GIS expansion joint |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117333675A (en) * | 2023-10-09 | 2024-01-02 | 国网吉林省电力有限公司 | Monitoring and early warning method and system for GIS expansion joint |
| CN117333675B (en) * | 2023-10-09 | 2024-04-09 | 国网吉林省电力有限公司 | Monitoring and early warning method and system for GIS expansion joint |
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