CN204945315U - A kind of high-voltage corona detection system based on radio communication - Google Patents
A kind of high-voltage corona detection system based on radio communication Download PDFInfo
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- CN204945315U CN204945315U CN201520622642.5U CN201520622642U CN204945315U CN 204945315 U CN204945315 U CN 204945315U CN 201520622642 U CN201520622642 U CN 201520622642U CN 204945315 U CN204945315 U CN 204945315U
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Abstract
The utility model relates to technical field of electric power detection, especially a kind of high-voltage corona detection system based on radio communication.It comprises PC and the helical antenna be connected successively, passive filter circuit, multistage amplification electric power, analogue filter circuit, differential amplifier circuit, data acquisition circuit, controller, wireless module; Signal is sent to PC by radio communication by wireless module, controls also to be connected with display screen and LED display lamp.The utility model realizes the detection to corona ELECTROMAGNETIC RADIATION SIGNATURE by multiple helical antenna; Meanwhile, realize two filtering of signal and the process of two amplification by passive filter circuit, multistage amplifier circuit, analogue filter circuit and differential amplifier circuit, make signal more accurate; Further, utilize wireless module to realize the wireless transmission of signal, its structure is simple, easy to operate, has very strong practicality.
Description
Technical field
The utility model relates to technical field of electric power detection, especially a kind of high-voltage corona detection system based on radio communication.
Background technology
As everyone knows, electric field intensity when aerial high-voltage power transmission line surface reaches the degree being enough to ionize air molecules, it will be ionized, in this case electric discharge phenomena will be there are, can send ozone smell and with the sound of " Ci Ci ", if occur also to have bluish violet fluorescence at night, this is exactly corona discharge phenomenon.Along with various physical influence, not only can waste electric energy during corona discharge, and high-tension apparatus and transmission line of electricity can be corroded, therefore find the focus that the method that accurately can detect corona discharge becomes current research gradually.
Utility model content
For above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of high-voltage corona detection system based on radio communication.
To achieve these goals, the utility model adopts following technical scheme:
Based on a high-voltage corona detection system for radio communication, it comprises passive filter circuit, multistage amplification electric power, analogue filter circuit, differential amplifier circuit, data acquisition circuit, controller, wireless module, PC and several helical antennas;
Each described helical antenna detects the ELECTROMAGNETIC RADIATION SIGNATURE of corona effluve generation and signal is inputed to passive filter circuit, signal is carried out passive filtering and signal is inputed to multistage amplifier circuit by described passive filter circuit, signal repeatedly amplifies and signal is inputed to analogue filter circuit by described multistage amplifier circuit, signal is carried out analog filtering process and signal is inputed to differential amplifier circuit by described analogue filter circuit, signal is carried out differential amplification and signal is inputed to data acquisition circuit by described differential amplifier circuit, signal carries out gathering and signal being inputed to controller by described data acquisition circuit, signal carries out arranging and by signal feedback to wireless module by described controller, signal is sent to PC by radio communication by described wireless module.
Preferably, described controller is also electrically connected with LED light and display screen.
Preferably, described analogue filter circuit comprises first telefault of connecting successively, 3rd telefault, 4th telefault, 3rd electric capacity and the 7th telefault, described first telefault is connected with multistage amplifier circuit and respectively by the second telefault, first diode and the second diode ground connection, by the first capacity earth between described first telefault and the 3rd telefault, described 4th telefault is parallel with the second electric capacity, by the 5th telefault ground connection between described 4th telefault and the 3rd electric capacity, by the 6th telefault ground connection between described 3rd electric capacity and the 7th telefault, described 7th telefault is parallel with the 4th electric capacity and is connected with differential amplifier circuit.
Owing to have employed such scheme, the utility model realizes the detection to corona ELECTROMAGNETIC RADIATION SIGNATURE by multiple helical antenna; Meanwhile, realize two filtering of signal and the process of two amplification by passive filter circuit, multistage amplifier circuit, analogue filter circuit and differential amplifier circuit, make signal more accurate; Further, utilize wireless module to realize the wireless transmission of signal, its structure is simple, easy to operate, has very strong practicality.
Accompanying drawing explanation
Fig. 1 is the structural principle schematic diagram of the utility model embodiment;
Fig. 2 is the electrical block diagram of the analogue filter circuit of the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
As shown in Figure 1, a kind of high-voltage corona detection system based on radio communication of the present embodiment, it comprises passive filter circuit 2, multistage amplification electric power 3, analogue filter circuit 4, differential amplifier circuit 5, data acquisition circuit 6, controller 7, wireless module 10, PC 11 and several helical antennas 1;
Each helical antenna 1 detects the ELECTROMAGNETIC RADIATION SIGNATURE of corona effluve generation and signal is inputed to passive filter circuit 2, signal is carried out passive filtering and signal is inputed to multistage amplifier circuit 3 by passive filter circuit 2, signal repeatedly amplifies and signal is inputed to analogue filter circuit 4 by multistage amplifier circuit 3, signal is carried out analog filtering process and signal is inputed to differential amplifier circuit 5 by analogue filter circuit 4, signal is carried out differential amplification and signal is inputed to data acquisition circuit 6 by differential amplifier circuit 5, signal carries out gathering and signal is inputed to controller 8 by data acquisition circuit 6, signal carries out arranging and by signal feedback to wireless module 10 by controller 8, signal is sent to PC 11 by radio communication by wireless module 10.
Further, controller 8 is also electrically connected with LED light 9 and display screen 7.
The present embodiment realizes the detection to corona ELECTROMAGNETIC RADIATION SIGNATURE by multiple helical antenna 1; The signal detected realizes two filtering of signal and the process of two amplification by passive filter circuit 2, multistage amplifier circuit 3, analogue filter circuit 4 and differential amplifier circuit 5, makes signal more accurate; After signal condition, utilize data acquisition circuit 6 to carry out signals collecting, its signals collecting mainly utilizes inner oscillograph to carry out signals collecting.Signals collecting utilizes LED light 9 to realize the display of duty, and utilizes the display of Display Realization data message after arranging.In addition, utilize wireless module 10 to realize the wireless transmission of signal, after the signal of wireless transmission inputs to PC 11, utilize PC 11 to realize personnel to the analysis of data and operation.
The analogue filter circuit of the present embodiment can adopt circuit structure as shown in Figure 2, namely the first telefault L1 connected successively is comprised, 3rd telefault L3, 4th telefault L4, 3rd electric capacity C3 and the 7th telefault L7, first telefault L1 is connected with multistage amplifier circuit 3 and respectively by the second telefault L2, first diode D1 and the second diode D2 ground connection, by the first electric capacity C1 ground connection between first telefault L1 and the 3rd telefault L3, 4th telefault L4 is parallel with the second electric capacity C2, by the 5th telefault L5 ground connection between 4th telefault L4 and the 3rd electric capacity C3, by the 6th telefault L6 ground connection between 3rd electric capacity C3 and the 7th telefault L7, 7th telefault L7 is parallel with the 4th electric capacity C4 and is connected with differential amplifier circuit 5.
The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model instructions and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (3)
1. based on a high-voltage corona detection system for radio communication, it is characterized in that: it comprises passive filter circuit, multistage amplification electric power, analogue filter circuit, differential amplifier circuit, data acquisition circuit, controller, wireless module, PC and several helical antennas;
Each described helical antenna detects the ELECTROMAGNETIC RADIATION SIGNATURE of corona effluve generation and signal is inputed to passive filter circuit, signal is carried out passive filtering and signal is inputed to multistage amplifier circuit by described passive filter circuit, signal repeatedly amplifies and signal is inputed to analogue filter circuit by described multistage amplifier circuit, signal is carried out analog filtering process and signal is inputed to differential amplifier circuit by described analogue filter circuit, signal is carried out differential amplification and signal is inputed to data acquisition circuit by described differential amplifier circuit, signal carries out gathering and signal being inputed to controller by described data acquisition circuit, signal carries out arranging and by signal feedback to wireless module by described controller, signal is sent to PC by radio communication by described wireless module.
2. a kind of high-voltage corona detection system based on radio communication as claimed in claim 1, is characterized in that: described controller is also electrically connected with LED light and display screen.
3. a kind of high-voltage corona detection system based on radio communication as claimed in claim 2, it is characterized in that: described analogue filter circuit comprises first telefault of connecting successively, 3rd telefault, 4th telefault, 3rd electric capacity and the 7th telefault, described first telefault is connected with multistage amplifier circuit and respectively by the second telefault, first diode and the second diode ground connection, by the first capacity earth between described first telefault and the 3rd telefault, described 4th telefault is parallel with the second electric capacity, by the 5th telefault ground connection between described 4th telefault and the 3rd electric capacity, by the 6th telefault ground connection between described 3rd electric capacity and the 7th telefault, described 7th telefault is parallel with the 4th electric capacity and is connected with differential amplifier circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520622642.5U CN204945315U (en) | 2015-08-18 | 2015-08-18 | A kind of high-voltage corona detection system based on radio communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520622642.5U CN204945315U (en) | 2015-08-18 | 2015-08-18 | A kind of high-voltage corona detection system based on radio communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204945315U true CN204945315U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520622642.5U Expired - Fee Related CN204945315U (en) | 2015-08-18 | 2015-08-18 | A kind of high-voltage corona detection system based on radio communication |
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| CN (1) | CN204945315U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105425131A (en) * | 2016-01-26 | 2016-03-23 | 众芯汉创（北京）科技有限公司 | Safety early warning system and method for electric transmission line |
| CN112343585A (en) * | 2020-10-13 | 2021-02-09 | 中石化石油工程技术服务有限公司 | Long cable power line carrier communication system for petroleum logging |
-
2015
- 2015-08-18 CN CN201520622642.5U patent/CN204945315U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105425131A (en) * | 2016-01-26 | 2016-03-23 | 众芯汉创（北京）科技有限公司 | Safety early warning system and method for electric transmission line |
| CN112343585A (en) * | 2020-10-13 | 2021-02-09 | 中石化石油工程技术服务有限公司 | Long cable power line carrier communication system for petroleum logging |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160106 Termination date: 20160818 |
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| CF01 | Termination of patent right due to non-payment of annual fee |