CN220188643U - Computing terminal with non-contact type electric power on-line monitoring function - Google Patents
Computing terminal with non-contact type electric power on-line monitoring function Download PDFInfo
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- CN220188643U CN220188643U CN202321409252.0U CN202321409252U CN220188643U CN 220188643 U CN220188643 U CN 220188643U CN 202321409252 U CN202321409252 U CN 202321409252U CN 220188643 U CN220188643 U CN 220188643U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 27
- 230000007175 bidirectional communication Effects 0.000 claims abstract description 25
- 238000012545 processing Methods 0.000 claims abstract description 13
- 238000004364 calculation method Methods 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 17
- 230000006854 communication Effects 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 11
- 238000011045 prefiltration Methods 0.000 claims description 9
- 238000013500 data storage Methods 0.000 claims description 4
- 230000002776 aggregation Effects 0.000 abstract description 4
- 238000004220 aggregation Methods 0.000 abstract description 4
- 230000008054 signal transmission Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 5
- 230000003321 amplification Effects 0.000 description 2
- 238000013480 data collection Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
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Abstract
The utility model relates to a computing terminal with a non-contact type electric power on-line monitoring function, which comprises a main MCU, a UHF ultrahigh frequency partial discharge acquisition module for two-stage amplified signals, a high-speed AD module for AD signal conversion, a power supply processing module and a first transceiver antenna, wherein the first transceiver antenna is connected with the UHF ultrahigh frequency partial discharge acquisition module, the UHF ultrahigh frequency partial discharge acquisition module is in bidirectional communication with the high-speed AD module, the output end of the high-speed AD module is connected with the main MCU, and the power supply processing module is in bidirectional communication with the main MCU. The UHF on-line monitoring function of the partial discharge of the non-contact power system, the low-power consumption wireless sensor data aggregation function, the wired sensor data aggregation function, the edge calculation of the collected sensor data and the transmission of signals to the upper data demand party through a 4G wireless transceiver or a wired network can be selected, the normal operation of equipment can not be influenced, the monitoring equipment is not too complex, and multiple groups of data can be monitored and calculated simultaneously.
Description
Technical Field
The utility model relates to the field of power detection, in particular to a computing terminal with a non-contact type power on-line monitoring function.
Background
In the working scene of main equipment of a power system such as a transformer substation, a power distribution room and the like, a plurality of physical parameter sensors and a plurality of physical parameter sensors are generally required for monitoring in order to monitor the operation working state of the power system equipment, so as to ensure the normal fault-free operation of the power system equipment. These monitoring sensors generally need a data collection terminal to collect data of each sensor, and the data collection terminal needs to be connected and contacted with the tested equipment, so that normal operation of the equipment is easily affected, and the monitoring device is too complex, so that multiple data monitoring is inconvenient to perform simultaneously.
Disclosure of Invention
The utility model provides a computing terminal with a non-contact type power on-line monitoring function, and aims to solve the problem that the existing monitoring terminal can monitor only by contact and is easy to influence the operation of equipment.
The utility model provides a computing terminal with a non-contact type electric power on-line monitoring function, which comprises a main MCU, a UHF ultrahigh frequency partial discharge acquisition module for two-stage amplified signals, a high-speed AD module for AD signal conversion, a power supply processing module and a first transceiver antenna, wherein the first transceiver antenna is connected with the UHF ultrahigh frequency partial discharge acquisition module, the UHF ultrahigh frequency partial discharge acquisition module is in bidirectional communication with the high-speed AD module, the output end of the high-speed AD module is connected with the main MCU, and the power supply processing module is in bidirectional communication with the main MCU.
As a further improvement of the utility model, the UHF ultrahigh frequency partial discharge acquisition module comprises a pre-filter, a low noise amplifier, a logarithmic detector, a current amplifier and a voltage amplifier, wherein the output end of the first transceiving antenna is connected with the input end of the pre-filter, the output end of the pre-filter is connected with the input end of the low noise amplifier, the output end of the low noise amplifier is connected with the input end of the logarithmic detector, the output end of the logarithmic detector is connected with the input end of the current amplifier, the output end of the current amplifier is connected with the input end of the voltage amplifier, and the output end of the voltage amplifier is connected with the high-speed AD module.
As a further improvement of the utility model, a data processing MCU for data calculation is provided in the high-speed AD module.
As a further improvement of the utility model, the utility model also comprises a temperature and humidity sensor which is in bidirectional communication with the main MCU.
As a further improvement of the present utility model, the system further comprises a 4G communication module and a second transceiver antenna, wherein the 4G communication module is in bidirectional communication with the main MCU, and the second transceiver antenna is in bidirectional communication with the 4G communication module.
As a further improvement of the present utility model, the wireless transmission module and the main MCU are further included, and the third transceiver antenna is in bidirectional communication with the wireless transmission module.
As a further improvement of the utility model, the system further comprises a wired transmission module, wherein the wired transmission module is in bidirectional communication with the main MCU.
As a further improvement of the utility model, a data storage module for storing data is arranged in the main MCU.
The beneficial effects of the utility model are as follows: the UHF on-line monitoring function of the partial discharge of the non-contact power system, the low-power consumption wireless sensor data aggregation function, the wired sensor data aggregation function, the edge calculation of the collected sensor data and the transmission of signals to the upper data demand party through a 4G wireless transceiver or a wired network can be selected, the normal operation of equipment can not be influenced, the monitoring equipment is not too complex, and multiple groups of data can be monitored and calculated simultaneously.
Drawings
FIG. 1 is a diagram of the connection between modules of the present utility model;
fig. 2 is a connection relation diagram of the inside of the UHF ultrahigh frequency partial discharge acquisition module.
Description of the embodiments
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top", "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
As shown in fig. 1-2, the utility model provides a computing terminal with a non-contact type electric power on-line monitoring function, which comprises a main MCU, a UHF ultrahigh frequency partial discharge acquisition module for two-stage amplified signals, a high-speed AD module for AD signal conversion, a power supply processing module and a first transceiver antenna, wherein the first transceiver antenna is connected with the UHF ultrahigh frequency partial discharge acquisition module, the UHF ultrahigh frequency partial discharge acquisition module is in bidirectional communication with the high-speed AD module, the output end of the high-speed AD module is connected with the main MCU, and the power supply processing module is in bidirectional communication with the main MCU.
As an embodiment of the utility model, the UHF ultrahigh frequency partial discharge acquisition module comprises a pre-filter, a low noise amplifier, a logarithmic detector, a current amplifier and a voltage amplifier, wherein the output end of the first transceiver antenna is connected with the input end of the pre-filter, the output end of the pre-filter is connected with the input end of the low noise amplifier, the output end of the low noise amplifier is connected with the input end of the logarithmic detector, the output end of the logarithmic detector is connected with the input end of the current amplifier, the output end of the current amplifier is connected with the input end of the voltage amplifier, and the output end of the voltage amplifier is connected with the high-speed AD module.
As another embodiment of the present utility model, a data processing MCU for data calculation is provided in the high-speed AD module.
As another embodiment of the utility model, the system further comprises a temperature and humidity sensor, wherein the temperature and humidity sensor is in bidirectional communication with the main MCU.
As another embodiment of the present utility model, the system further includes a 4G communication module and a second transceiver antenna, where the 4G communication module is in bidirectional communication with the main MCU, and the second transceiver antenna is in bidirectional communication with the 4G communication module.
As another embodiment of the present utility model, the wireless transmission module is in bidirectional communication with the main MCU, and the third transceiver antenna is in bidirectional communication with the wireless transmission module.
As another embodiment of the present utility model, the system further comprises a wired transmission module, wherein the wired transmission module is in bidirectional communication with the main MCU.
As another embodiment of the present utility model, a data storage module for storing data is provided in the main MCU.
The utility model provides a computing terminal with a non-contact type power on-line monitoring function, which adopts the UHF on-line monitoring function of partial discharge of a non-contact type power system, a low-power consumption wireless sensor data gathering function, a wired sensor data gathering function, edge calculation of gathering sensor data, and the like, wherein signals can be transmitted to an upper end data demand party through a 4G wireless transceiver or a wired network optionally, so that the normal operation of equipment is not affected, and the monitoring equipment is not too complex, and can monitor and calculate a plurality of groups of data simultaneously.
The terminal can carry out non-contact real-time monitoring on partial discharge conditions of power equipment such as a power system transformer, a power distribution cabinet and the like through integrating a UHF partial discharge detection sensor, a cavity butterfly antenna matched with the sensor, and the functional entities such as the high-speed AD module, and the obtained detection data signals are subjected to AD conversion and modulation by an acquisition module in the equipment, then are transmitted to a system main control module for comprehensive analysis, and data are stored in a data storage module, and then are transmitted to an upper end data demand party through a 4G communication module or a wired transmission module.
Through designing at the data convergence edge calculation terminal front panel first transceiver antenna, after receiving the partial discharge signal that probably exists, through the wave filter of pre-stage, low noise amplifier carries out low noise amplification with the partial discharge signal, and the signal after the amplification carries out signal detection through logarithmic detector, and the signal after the detection is after the amplifier of current amplifier and voltage amplifier's two-stage amplifier is after the output for high-speed AD module. The high-speed AD module adopts an MCU based on ARM, can adopt a singlechip AT32F437RMT7, and is internally provided with a digital-analog signal conversion function to finish the high-speed AD operation of signals. After AD is completed, the data processing MCU performs data calculation and then sends the calculated result to the main MCU through a serial port.
Besides, the temperature and humidity sensor is added in the main MCU to monitor the temperature and humidity of the power equipment; the wireless transmission module receives and transmits signals through the third receiving and transmitting antenna, and the module is a low-power consumption module, is convenient for the sensing terminal, can be used as collecting equipment, can collect and process monitoring data of the independent external sensor, and is uploaded to an upper data demand party so as to adapt to more application scenes; the cable transmission module is also arranged, is suitable for cable data transmission occasions, and can adopt an RJ45/RS485 module. The main MCU can receive and transmit signals through the 4G communication module and the second receiving and transmitting antenna. The main MCU provides electric energy through the power supply processing module, 220V of the terminal is externally powered, a lithium battery is built in the terminal, and charging work of the solar photovoltaic panel is supported.
The foregoing is a further detailed description of the utility model in connection with the preferred embodiments, and it is not intended that the utility model be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.
Claims (7)
1. The computing terminal with the non-contact type electric power on-line monitoring function is characterized by comprising a main MCU, a UHF ultrahigh frequency partial discharge acquisition module for two-stage amplified signals, a high-speed AD module for AD signal conversion, a power supply processing module and a first transceiver antenna, wherein the first transceiver antenna is connected with the UHF ultrahigh frequency partial discharge acquisition module, the UHF ultrahigh frequency partial discharge acquisition module is in bidirectional communication with the high-speed AD module, the output end of the high-speed AD module is connected with the main MCU, and the power supply processing module is in bidirectional communication with the main MCU; the UHF ultrahigh frequency partial discharge acquisition module comprises a pre-filter, a low noise amplifier, a logarithmic detector, a current amplifier and a voltage amplifier, wherein the output end of the first transceiving antenna is connected with the input end of the pre-filter, the output end of the pre-filter is connected with the input end of the low noise amplifier, the output end of the low noise amplifier is connected with the input end of the logarithmic detector, the output end of the logarithmic detector is connected with the input end of the current amplifier, the output end of the current amplifier is connected with the input end of the voltage amplifier, and the output end of the voltage amplifier is connected with the high-speed AD module.
2. The computing terminal with the non-contact power on-line monitoring function according to claim 1, wherein a data processing MCU for data calculation is arranged in the high-speed AD module.
3. The computing terminal with the non-contact power on-line monitoring function according to claim 1, further comprising a temperature and humidity sensor, wherein the temperature and humidity sensor is in bidirectional communication with the main MCU.
4. The computing terminal with the non-contact power on-line monitoring function according to claim 1, further comprising a 4G communication module and a second transceiver antenna, wherein the 4G communication module is in bidirectional communication with the main MCU, and the second transceiver antenna is in bidirectional communication with the 4G communication module.
5. The computing terminal with the non-contact power on-line monitoring function according to claim 1, further comprising a wireless transmission module and a third transceiver antenna, wherein the wireless transmission module is in bidirectional communication with the main MCU, and the third transceiver antenna is in bidirectional communication with the wireless transmission module.
6. The computing terminal with the non-contact power on-line monitoring function according to claim 1, further comprising a wired transmission module, wherein the wired transmission module is in bidirectional communication with the main MCU.
7. The computing terminal with the non-contact power on-line monitoring function according to claim 1, wherein a data storage module for storing data is arranged in the main MCU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321409252.0U CN220188643U (en) | 2023-06-05 | 2023-06-05 | Computing terminal with non-contact type electric power on-line monitoring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321409252.0U CN220188643U (en) | 2023-06-05 | 2023-06-05 | Computing terminal with non-contact type electric power on-line monitoring function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220188643U true CN220188643U (en) | 2023-12-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321409252.0U Active CN220188643U (en) | 2023-06-05 | 2023-06-05 | Computing terminal with non-contact type electric power on-line monitoring function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220188643U (en) |
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2023
- 2023-06-05 CN CN202321409252.0U patent/CN220188643U/en active Active
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