CN218896160U - Transformer voiceprint vibration comprehensive monitoring system based on Internet of things architecture - Google Patents
Transformer voiceprint vibration comprehensive monitoring system based on Internet of things architecture Download PDFInfo
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- CN218896160U CN218896160U CN202222593429.9U CN202222593429U CN218896160U CN 218896160 U CN218896160 U CN 218896160U CN 202222593429 U CN202222593429 U CN 202222593429U CN 218896160 U CN218896160 U CN 218896160U
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/128—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment involving the use of Internet protocol
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Abstract
The embodiment of the utility model provides a transformer voiceprint vibration comprehensive monitoring system based on an Internet of things architecture, which comprises a transformer, a plurality of intelligent wireless vibration monitoring sensors and a data server, wherein the intelligent wireless vibration monitoring sensors are all arranged on the surface of an oil tank of the transformer, and the intelligent wireless vibration monitoring sensors are all in communication connection with the data server through a Lore wireless communication network. The utility model realizes the on-line real-time monitoring of the health state of the transformer, so that a circuit manager can provide a targeted solution in time, and the safety operation of the transformer is prevented from being influenced by the fault of the transformer; meanwhile, the intelligent control system has the advantages of simple structure and high intelligent degree, and manpower and material resources are greatly saved.
Description
Technical Field
The utility model relates to the technical field of transformer monitoring, in particular to a transformer voiceprint vibration comprehensive monitoring system based on an Internet of things architecture.
Background
The transformer is a device for changing ac voltage by utilizing the principle of electromagnetic induction, and the main components are a primary coil, a secondary coil and an iron core (magnetic core), when ac current is applied to the primary coil, ac magnetic flux is generated in the iron core (or magnetic core), and voltage (or current) is induced in the secondary coil. In electrical equipment and wireless circuits, it is often used as a step-up voltage, a matching impedance, a safety isolation, etc. In a generator, an electrical potential is induced in the coil, whether the coil is moved through a magnetic field or a magnetic field is moved through a stationary coil. In both cases, the value of the magnetic flux is unchanged, but the amount of the magnetic flux crossing the coil varies, which is the principle of mutual induction. A transformer is a device that converts voltage, current and impedance using electromagnetic mutual induction.
In practice, transformers often fail to operate due to mechanical and insulation faults, and existing transformer voiceprint monitoring systems can only monitor mechanical faults of the transformer and cannot monitor partial discharge conditions (insulation faults) of the transformer. Therefore, it is necessary to provide a comprehensive monitoring system for the voiceprint vibration of the transformer to monitor the insulation fault of the transformer.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a transformer voiceprint vibration comprehensive monitoring system based on an Internet of things architecture.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a transformer voiceprint vibration integrated monitoring system based on an Internet of things architecture comprises: the intelligent wireless vibration monitoring system comprises a transformer, a plurality of intelligent wireless vibration monitoring sensors and a data server, wherein the intelligent wireless vibration monitoring sensors are all arranged on the surface of an oil tank of the transformer, and the intelligent wireless vibration monitoring sensors are all in communication connection with the data server through a Lore wireless communication network;
the intelligent wireless vibration monitoring sensor comprises a power module, a circuit board, an acceleration sensor, an ultrasonic sensor and a Lore wireless communication unit, wherein the power module is connected with the intelligent wireless vibration monitoring sensor, the circuit board is located above the acceleration sensor and the ultrasonic sensor, the Lore wireless communication unit is located above the circuit board, the acceleration sensor, the ultrasonic sensor and the Lore wireless communication unit are electrically connected with the circuit board, and the Lore wireless communication unit is in communication connection with the data server.
Preferably, the intelligent wireless vibration monitoring sensor further comprises a magnetic attraction base, and the intelligent wireless vibration monitoring sensor is adsorbed on the surface of the transformer oil tank through the magnetic attraction base.
Preferably, the Lore wireless communication unit comprises a miniaturized customized antenna.
Preferably, the intelligent wireless vibration monitoring sensor further comprises a temperature sensor.
Preferably, the power module comprises a lithium ion battery, the lithium ion battery is a replaceable battery, and the capacity of the lithium ion battery is 14400mAh.
Preferably, the circuit board comprises a data acquisition and processing unit.
Preferably, the intelligent wireless vibration monitoring sensor has dimensions of 117.5mm x 48mm.
Preferably, the ultrasonic sensor is of the type UB500-18GM75-I-V15.
Preferably, the data server comprises a cloud computer system and a database, wherein the cloud computer system is electrically connected with the database, and the database stores typical mechanical fault data and typical partial discharge data of the transformer.
Preferably, the system is connected to the PC end and the mobile phone end through a 4G wireless communication network.
From the above technical scheme, the utility model has the following advantages:
according to the utility model, the intelligent wireless vibration monitoring sensor is used for monitoring the vibration information and the partial discharge information of the transformer in real time, uploading the vibration information and the partial discharge information to the data server through the Lore wireless communication network for analysis and processing, determining the fault type, obtaining the health report of the transformer, and sending the report to the PC end and the mobile phone end through the 4G wireless communication network, so that the online real-time monitoring of the health state of the transformer is realized, a circuit manager can timely provide a targeted solution, and the influence on the safe operation of the transformer due to the fault of the transformer is avoided; the intelligent wireless vibration monitoring sensor eliminates noise interference caused by long cable transmission through a wireless signal transmission mode; meanwhile, the intelligent control system has the advantages of simple structure and high intelligent degree, and manpower and material resources are greatly saved.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which
Fig. 1 is a schematic diagram of a transformer voiceprint vibration integrated monitoring system based on the internet of things, which is provided by the embodiment of the utility model;
FIG. 2 is a schematic diagram of an intelligent wireless vibration monitoring sensor according to an embodiment of the present utility model;
fig. 3 is a schematic diagram of an intelligent wireless vibration monitoring sensor installed on a transformer in an embodiment of the present utility model, where (a) is a schematic diagram of an intelligent wireless vibration monitoring sensor installed on a three-phase transformer, and (b) is a schematic diagram of an intelligent wireless vibration monitoring sensor installed on a single-phase transformer;
description of the specification reference numerals: 100-transformer, 200-intelligent wireless vibration monitoring sensor, 300-data server, 301-cloud computer system, 302-database, 400-PC end, 500-mobile phone end, 11-power module, 12-circuit board, 13-acceleration sensor, 14-ultrasonic sensor, 15-Lore wireless communication unit, 16-magnetic base.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.
Example 1
Referring to fig. 1 and 2, the utility model provides a transformer voiceprint vibration comprehensive monitoring system based on the internet of things, which comprises a transformer (100), a plurality of intelligent wireless vibration monitoring sensors (200) and a data server (300), wherein the intelligent wireless vibration monitoring sensors (200) are all arranged on the surface of an oil tank of the transformer (100), and the intelligent wireless vibration monitoring sensors (200) are all in communication connection with the data server (300) through a Lore wireless communication network;
the intelligent wireless vibration monitoring sensor comprises a power module (11), a circuit board (12), an acceleration sensor (13), an ultrasonic sensor (14) and a Lore wireless communication unit (15), wherein the power module (11) is connected with the intelligent wireless vibration monitoring sensor (200), the circuit board (12) is located above the acceleration sensor (13) and the ultrasonic sensor (14), the Lore wireless communication unit (15) is located above the circuit board (12), the acceleration sensor (13), the ultrasonic sensor (14) and the Lore wireless communication unit (15) are electrically connected with the circuit board (12), and the Lore wireless communication unit (15) is in communication connection with the data server (300).
According to the utility model, the intelligent wireless vibration monitoring sensor is used for monitoring the vibration information and the partial discharge information of the transformer in real time, uploading the vibration information and the partial discharge information to the data server through the Lore wireless communication network for analysis and processing, determining the fault type, obtaining the health report of the transformer, and sending the report to the PC end and the mobile phone end through the 4G wireless communication network, so that the online real-time monitoring of the health state of the transformer is realized, a circuit manager can timely provide a targeted solution, and the influence on the safe operation of the transformer due to the fault of the transformer is avoided; the intelligent wireless vibration monitoring sensor eliminates noise interference caused by long cable transmission through a wireless signal transmission mode; meanwhile, the intelligent control system has the advantages of simple structure and high intelligent degree, and manpower and material resources are greatly saved.
Further, the power module (11) provides power support for the intelligent wireless vibration monitoring sensor (200) so as to maintain the normal operation of the intelligent wireless vibration monitoring sensor (200), the power module (11) comprises a lithium ion battery, the lithium ion battery is a replaceable battery, the capacity of the lithium ion battery is 14400mAh, and the lithium ion battery has a continuous service life of 3-5 years under normal conditions;
the acceleration sensor (13) is used for sensing the vibration condition of the transformer (100);
the ultrasonic sensor (14) is used for sensing the partial discharge condition of the transformer (100);
the circuit board (12) comprises a data acquisition and processing unit, wherein the data acquisition and processing unit is used for acquiring and processing vibration conditions and partial discharge conditions sensed by the acceleration sensor (13) and the ultrasonic sensor (14) and converting the electric signals into digital-analog signals, and the digital-analog signals are transmitted to the Lore wireless communication unit (15) through a circuit;
the Lore wireless communication unit (15) is used for compiling the received digital-analog signals and transmitting the digital-analog signals to the data server (300) by adopting the lora industrial wireless transmission protocol.
Further, the data server (300) comprises a cloud computer system (301) and a database (302), wherein the cloud computer system (301) is electrically connected with the database (302), and the database (302) stores typical mechanical fault data and typical partial discharge data of a transformer.
And when the data server (300) receives the digital-analog signal sent by the Lore wireless communication unit (15), the digital-analog signal is processed, and the defect type is determined by comparing the typical mechanical fault data and the typical partial discharge data of the transformer in the database (302) of the data server.
Further, the transformer voiceprint vibration integrated monitoring system based on the Internet of things architecture is connected to a PC end (400) and a mobile phone end (500) through a 4G wireless communication network.
And sending the defect type to a PC end (400) and a mobile phone end (500) through a 4G wireless communication network, and overhauling by circuit management personnel according to the received defect type. The on-line real-time monitoring of the health state of the transformer is realized, so that a circuit manager can timely provide a targeted solution, the safety operation of the transformer is prevented from being influenced due to the fault of the transformer, and manpower and material resources are saved.
Further, the intelligent wireless vibration monitoring sensor (200) further comprises a magnetic attraction base (16), and the intelligent wireless vibration monitoring sensor (200) is adsorbed on the surface of an oil tank of the transformer (100) through the magnetic attraction base (16).
As shown in fig. 3, 6 intelligent wireless vibration monitoring sensors (200) (1, 2, 3, 4, 5, 6 in the figure represent intelligent wireless vibration monitoring sensors) are adsorbed and fixed on the surface of a box body on the high-voltage side of a transformer to be detected (above a 110kV oil immersed transformer) through a magnet base of the intelligent wireless vibration monitoring sensors, and near the ABC three-phase position or the high-voltage side of the single-phase oil immersed transformer.
Further, the intelligent wireless vibration monitoring sensor (200) has dimensions of 117.5mm x phi 48mm.
Further, the model number of the ultrasonic sensor (14) is UB500-18GM75-I-V15.
Further, the Lore wireless communication unit (15) comprises a miniaturized custom antenna located on top of the intelligent wireless vibration monitoring sensor (200).
Further, the intelligent wireless vibration monitoring sensor (200) further comprises a temperature sensor.
Example two
For a better illustration of the utility model, the following applications are provided according to embodiments of the utility model, for example:
the transformer voiceprint vibration comprehensive monitoring system based on the Internet of things architecture is adopted in a certain power station and is used for monitoring the health state of the transformer.
Wherein intelligent wireless vibration monitoring sensor (200) structure is: the base is a magnetic base (16) (magnetic force is more than 50N); size: 117.5 mm. Phi.48 mm; a shell: 304 stainless steel housing base, PC top cover; a battery: EVE 3.6V lithium-ion battery type D; operating current: maximum 200mA, minimum 130 μA; continuous working time: 1-3 years (12 h/time); acceleration sensor (13): measurement channel: 3axis X/Y/Z; measuring range: 8g; frequency range: 10Hz-1000Hz; resolution ratio: 20 μg; nonlinearity: 0.6%; cross-axis sensitivity: 2%; acquisition interval: user definition; sampling rate: typical value 3200, user-defined; the acquisition mode is as follows: continuously collecting; ultrasonic sensor (14): an ultrasonic sensor UB500-18GM75-I-V15 was used.
The workflow of the monitoring system is as follows:
firstly, an acceleration sensor (13) and an ultrasonic sensor (14) inside an intelligent wireless vibration monitoring sensor (200) transmit monitored information inside a transformer (100) to a data acquisition and processing unit on a circuit board (12);
then, the data acquisition and processing unit transmits the processed signals to the Lore wireless communication unit (15), and the Lore wireless communication unit (15) transmits the processed signals to the data server (300) by utilizing the miniaturized customized antenna;
then, the data server (300) determines the defect type by comparing the typical mechanical fault data and the typical partial discharge data of the transformer in the database (302) of the data server;
finally, the data server (300) sends the defect type to the PC end (400) and the mobile phone end (500) through the 4G wireless communication network, and the circuit manager overhauls according to the received defect type.
According to the monitoring system, the sensor is connected with the wireless network, so that the on-line real-time monitoring of the health state of the transformer is realized, the working time of circuit management personnel is reduced, and manpower and material resources are saved.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (10)
1. Transformer voiceprint vibration integrated monitoring system based on thing networking framework, its characterized in that includes: the intelligent wireless vibration monitoring system comprises a transformer, a plurality of intelligent wireless vibration monitoring sensors and a data server, wherein the intelligent wireless vibration monitoring sensors are all arranged on the surface of an oil tank of the transformer, and the intelligent wireless vibration monitoring sensors are all in communication connection with the data server through a Lore wireless communication network;
the intelligent wireless vibration monitoring sensor comprises a power module, a circuit board, an acceleration sensor, an ultrasonic sensor and a Lore wireless communication unit, wherein the power module is connected with the intelligent wireless vibration monitoring sensor, the circuit board is located above the acceleration sensor and the ultrasonic sensor, the Lore wireless communication unit is located above the circuit board, the acceleration sensor, the ultrasonic sensor and the Lore wireless communication unit are electrically connected with the circuit board, and the Lore wireless communication unit is in communication connection with the data server.
2. The integrated monitoring system for the voiceprint vibration of the transformer based on the architecture of the internet of things according to claim 1, wherein the intelligent wireless vibration monitoring sensor further comprises a magnetic attraction base, and the intelligent wireless vibration monitoring sensor is adsorbed on the surface of the transformer oil tank through the magnetic attraction base.
3. The integrated transformer voiceprint vibration monitoring system based on an internet of things architecture of claim 1, wherein the Lore wireless communication unit comprises a miniaturized customized antenna.
4. The integrated transformer voiceprint vibration monitoring system based on the architecture of the internet of things of claim 1, wherein the intelligent wireless vibration monitoring sensor further comprises a temperature sensor.
5. The integrated transformer voiceprint vibration monitoring system based on the architecture of the internet of things according to claim 1, wherein the power module comprises a lithium ion battery, the lithium ion battery is a replaceable battery, and the capacity of the lithium ion battery is 14400mAh.
6. The integrated monitoring system for the voiceprint vibration of the transformer based on the architecture of the internet of things according to claim 1, wherein the circuit board is provided with a data acquisition and processing unit.
7. The integrated transformer voiceprint vibration monitoring system based on the architecture of the internet of things of claim 1, wherein the intelligent wireless vibration monitoring sensor is 117.5mm x 48mm in size.
8. The integrated monitoring system for the voiceprint vibration of the transformer based on the architecture of the Internet of things according to claim 1, wherein the ultrasonic sensor is of a UB500-18GM75-I-V15 type.
9. The integrated monitoring system for voiceprint vibration of a transformer based on an architecture of the internet of things of claim 1, wherein the data server comprises a cloud computer system and a database, the cloud computer system is electrically connected with the database, and the database stores typical mechanical fault data and typical partial discharge data of the transformer.
10. The integrated monitoring system for the voiceprint vibration of the transformer based on the architecture of the internet of things according to claim 1, wherein the system is connected to a PC end and a mobile phone end through a 4G wireless communication network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222593429.9U CN218896160U (en) | 2022-09-27 | 2022-09-27 | Transformer voiceprint vibration comprehensive monitoring system based on Internet of things architecture |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222593429.9U CN218896160U (en) | 2022-09-27 | 2022-09-27 | Transformer voiceprint vibration comprehensive monitoring system based on Internet of things architecture |
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