CN202677563U - Wire icing identification device based on video variation analysis - Google Patents
Wire icing identification device based on video variation analysis Download PDFInfo
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- CN202677563U CN202677563U CN 201220302048 CN201220302048U CN202677563U CN 202677563 U CN202677563 U CN 202677563U CN 201220302048 CN201220302048 CN 201220302048 CN 201220302048 U CN201220302048 U CN 201220302048U CN 202677563 U CN202677563 U CN 202677563U
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Abstract
The utility model discloses a wire icing identification device based on video variation analysis. The device comprises a camera which acquires images and videos of a power transmission line wire, and a video image compression module which is connected with the camera, the video image compression module is connected with a data storage module and a monitoring system master control board, the monitoring system master control board is connected with a monitoring center of an early warning system of the power transmission line through a communication module; and the monitoring system master control board is connected with a power supply unit. The wire icing identification device based on video variation analysis has an on-line monitoring system, and is small in size, and convenient to mount and debug; and child nodes for temperature measurement can be added flexibly, so as to satisfy high requirements of reliability, in situ placing, anti-interference and good adaptability and the like. According to the wire icing identification device based on video variation analysis, characteristic information of various operation conditions of the power transmission line is extracted by remote control of the shooting angle of the camera, overcoming the disadvantage that previous video monitoring simply relies on workers watching videos of operation conditions of the wire, and realizing the function of automatic monitoring.
Description
Technical field
The utility model belongs to power transmission and transformation equipment state on-line monitoring technique field, is specifically related to a kind of wire icing recognition device based on video variance analysis.
Background technology
In recent years, China greatly develops UHV Transmission Engineering, along with in succession coming into operation of UHV transmission line, because the accident that powerline ice-covering causes happens occasionally.The powerline ice-covering accident has had a strong impact on the safe operation of electrical network, has caused huge economic loss.The line ice coating accident has become one of most important factor that affects China's transmission line of electricity safe operation.How wire icing of transmission line is monitored with early warning and become a very urgent problem.
The utility model content
The purpose of this utility model provides a kind of wire icing recognition device based on video variance analysis, has solved in the existing grid equipment wire icing identification difficulty large, the problem that the reliability of safety utilization of electric power is not high.
The technical scheme that the utility model adopts is,
A kind of wire icing recognition device based on video variance analysis, comprise the video camera that gathers transmission line wire, and the video image compression module that links to each other with video camera, described video image compression module is connection data memory module and supervisory system master control borad respectively, and the supervisory system master control borad is connected with transmission line of electricity early warning system Surveillance center by communication module; Described supervisory system master control borad is connected with power supply unit.
Characteristics of the present utility model also are,
Described video camera respectively by cradle head control connect the video image compression module, by cradle head control and power supply control linkage supervisory system master control borad.
Described communication module comprises GPRS DTU optical fiber switch and GPRS optical fiber, and GPRS DTU optical fiber switch links to each other by communication with GPRS optical fiber.
Described transmission line of electricity early warning system Surveillance center connects some clients.
Described power supply unit comprises solar panel and 12V battery.
Described supervisory system master control borad comprises the MCU module, and the MCU module is connected with respectively power supply unit, RTC clock, and the MCU module also links to each other with RS232 interface, RS485 interface, GPRS module, Wifi module and ZigBee module;
Described MCU module is provided with CPU ARM9 chip, and CPU ARM9 chip is connected with respectively jtag interface circuit, reset circuit, crystal oscillating circuit, 64M internal memory, 512M flash memory and SD card.
The beneficial effects of the utility model are, this device and previous video frequency monitoring system can only judge that roughly the wire operation conditions compares by naked eyes, have advantages of that monitoring accuracy and intelligent degree are high, have satisfied that power transmission line intelligent detects and the requirement of intelligent diagnostics.Be characterized in:
(1) has image compression algorithm, can transmit in real time live video (image);
(2) can adopt GPRS radio communication or optical fiber mode to carry out the real-time Transmission of view data;
(3) can receive in real time the control commands such as main website makes a video recording, takes pictures, shooting angle conversion;
(4) have long-range focusing function, can monitor in a big way situation around the electric tower;
(5) can according to setting cycle, regularly send picture to main website;
(6) can be by the long-range camera parameter that arranges of main website, such as resolution, take pictures the cycle etc.;
(7) can monitor transmission line of electricity at overcast and rainy ice and snow weather;
(8) have the infrared photography function, can monitor the transmission line of electricity of certain limit at night;
(9) low power consumption and high reliability design can start under round-the-clock, low voltage;
(10) can set the picture sampling time interval by main station system;
(11) has regularly, decide the preset point shoot function;
(12) has the function that the Long-distance Control camera power supply is opened;
(13) function that has the start by set date video camera and take pictures and upload;
(14) can automatic decision external condition, open infrared function.
Description of drawings
Fig. 1 is the functional block diagram of wire icing of transmission line recognition device;
Fig. 2 is the system chart of the supervisory system master control borad of wire icing of transmission line recognition device.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
The functional block diagram of the utility model wire icing of transmission line recognition device mainly comprises video camera 1 as shown in Figure 1, video image compression module 2, data memory module 3, supervisory system master control borad 4, communication module 5, power supply unit 6, and transmission line of electricity early warning system Surveillance center 7.
Should be based on the wire icing recognition device of video variance analysis, video camera 1 connects video image compression module 2, video image compression module 2 is connection data memory module 3 and supervisory system master control borad 4 respectively, and supervisory system master control borad 4 is connected with transmission line of electricity early warning system Surveillance center 7 by communication module 5; Supervisory system master control borad 4 is connected with power supply unit 6.
Wherein, video camera 1 respectively by cradle head control connect video image compression module 2, by cradle head control and power supply control linkage supervisory system master control borad 4.Communication module 5 comprises GPRS DTU optical fiber switch and GPRS optical fiber, and GPRS DTU optical fiber switch links to each other by communication with GPRS optical fiber.Transmission line of electricity early warning system Surveillance center 7 connects some clients.Power supply unit 6 comprises solar panel and 12V battery.
As shown in Figure 2, it is the system chart of supervisory system master control board, supervisory system master control borad 4 comprises MCU module 47, MCU module 47 is connected with respectively power supply unit, RTC clock 48, and MCU module 47 also links to each other with RS232 interface 41, RS485 interface 42, GPRS module 43, Wifi module 44, ZigBee module 45;
Described MCU module 47 is provided with CPU ARM9 chip, and CPU ARM9 chip is connected with respectively jtag interface circuit, reset circuit, crystal oscillating circuit, 64M internal memory, 512M flash memory and SD card 46.
In this device, video camera 1 is this wire icing recognition device device foremost, is used for gathering image and the video of transmission line wire, and sends image and the video of taking to the video image compression module.
Video image compression module 2 is used for the image that will receive and vision signal and carries out the A/D conversion and be transformed into digital signal, and utilizes H.264 video compression technology that digital signal is carried out compressed encoding, passes to corresponding data memory module 3.
Wherein, video image compression module 2 adopts unique H.264 video compression technology, and H.264 the standard with former is the same, also is the hybrid coding pattern that DPCM adds transition coding.But it adopts the compact design of " returning basic ", and option that need not be numerous obtains than H.263++ much better compression performance; Strengthen the adaptive faculty to various channels, adopted structure and the grammer of " network friendliness ", be conducive to the processing to error code and packet loss; Application target wider range is to satisfy the demand of different rates, different resolution and different transmission (storage) occasions; Its ultimate system is open, uses to need not copyright.Technically, H.264 a plurality of flash of light parts are arranged in the standard, such as unified VLC symbolic coding, high precision, multimodal Displacement Estimation are based on coding grammer of 4 * 4 integer transforms, layering etc.These measures so that H.264 algorithm have very high coding efficiency, under identical reconstructed image quality, can be than the code check of H.263 saving about 50%.H.264 code flow structure network adaptability is strong, has increased error resilience, can adapt to well the application of IP and wireless network.The video flowing of MPEG4 form also can be provided as requested.
Whether communication module 5 has optical fiber according to the transmission line of electricity of monitoring, and selects to adopt optical fiber communication or CDMA/GPRS radio communication, and the function of this part is the data that send supervisory system master control borad 4, receives the instruction that transmission line of electricity early warning system Surveillance center 7 sends.
Wherein, whether communication module 5 has optical fiber according to the transmission line of electricity of monitoring, selects to adopt optical fiber communication or CDMA/GPRS radio communication, and the function of this part is the data that send monitoring terminal, receives the instruction that Surveillance center sends.Utilize CDMA/GPRS wireless network or optical fiber/Wifi mode, transmission when realizing video/data.The CDMA/GPRS double card is wireless or the Fiber Video Frequency Transmission monitoring terminal is integrated with powerful network protocol stack, support the multiple network agreement, its distinctive reliable interconnection technique, the deficiencies such as simple cdma wireless Netowrk tape width, channel be unstable have been overcome, guaranteed the transmission of video image clear and smooth ground, and the image transmitting better quality.
Transmission line of electricity early warning system Surveillance center 7, the expert software of Surveillance center 7 embeds various intelligent algorithms, and video or the image at transmission line of electricity scene are automatically processed and analyzed.
Supervisory system master control borad 4 is cores of wire icing of transmission line recognition device, is responsible for all data communication, the data storage and control work of whole device.
Wherein, supervisory system master control borad 4 can be regularly or the acceptor center request start video camera work, the automatic conversion of the mode of making a video recording at daytime and night, the vision signal that camera acquisition is arrived is through the jpeg file of video image compression module boil down to standard.
The course of work of the present utility model is, gather image and the video of transmission line wire by industrial camera 1, and send image and the video of taking to video image compression module 2, video image compression module 2 is passed to data memory module 3 with the data of handling well, supervisory system master control board 4 is by data memory module 3 and supervisory system master control borad 4 receive datas, whether communication module 5 has optical fiber according to the transmission line of electricity of monitoring, select to adopt optical fiber communication or CDMA/GPRS radio communication and send it to PC in the transmission line of electricity early warning system Surveillance center 7, the expert software of transmission line of electricity early warning system Surveillance center 7 embeds various intelligent algorithms, video or image to the transmission line of electricity scene are automatically processed and are analyzed, when communication module 5 is received the order that transmission line of electricity early warning system Surveillance center 7 sends, to supervisory system master control borad 4, supervisory system master control borad 4 is controlled video camera 1 by the RS485 interface with data feedback.
The utility model extracts the characteristic information of various transmission line of electricity operation conditionss by the camera angle of Long-distance Control video camera, and the video before having overcome is monitored the drawback that the simple staff of dependence watches wire operation conditions video, has realized the function of automatic monitoring.Almost can realize the monitoring of each part operating condition of transmission pressure, comprehensively judge simultaneously the operation conditions of current circuit for the microclimate information (wind speed, wind direction, rainfall, humiture etc.) that obtains the clear and definite operation information such as conductor temperature, wire tension and some transmission pressure running environment, can add corresponding sensor on the basis of Fig. 1 framework, make things convenient for the upgrading of system and function to increase.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model; can not assert that embodiment of the present utility model only limits to this; for the utility model person of an ordinary skill in the technical field; without departing from the concept of the premise utility; can also make some simple deduction or replace, all should be considered as belonging to the utility model and determine scope of patent protection by claims of submitting to.
Claims (6)
1. wire icing recognition device based on video variance analysis, it is characterized in that, comprise the video camera (1) that gathers transmission line wire and the video image compression module (2) that links to each other with video camera (1), described video image compression module (2) is connection data memory module (3) and supervisory system master control borad (4) respectively, and supervisory system master control borad (4) is connected with transmission line of electricity early warning system Surveillance center (7) by communication module (5); Described supervisory system master control borad (4) is connected with power supply unit (6).
2. the wire icing recognition device based on video variance analysis according to claim 1, it is characterized in that, described video camera (1) respectively by cradle head control connect video image compression module (2), by cradle head control and power supply control linkage supervisory system master control borad (4).
3. the wire icing recognition device based on video variance analysis according to claim 1, it is characterized in that, described communication module (5) comprises GPRS DTU optical fiber switch and GPRS optical fiber, and GPRS DTU optical fiber switch links to each other by communication with GPRS optical fiber.
4. the wire icing recognition device based on video variance analysis according to claim 1 is characterized in that, described transmission line of electricity early warning system Surveillance center (7) connects some clients.
5. the wire icing recognition device based on video variance analysis according to claim 1 is characterized in that, described power supply unit (6) comprises solar panel and 12V battery.
6. the wire icing recognition device based on video variance analysis according to claim 1, it is characterized in that, described supervisory system master control borad (4) comprises MCU module (47), MCU module (47) is connected with respectively power supply unit, RTC clock (48), and MCU module (47) also links to each other with RS232 interface (41), RS485 interface (42), GPRS module (43), Wifi module (44) and ZigBee module (45);
Described MCU module (47) is provided with CPU ARM9 chip, and CPU ARM9 chip is connected with respectively jtag interface circuit, reset circuit, crystal oscillating circuit, 64M internal memory, 512M flash memory and SD card (46).
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220302048 CN202677563U (en) | 2012-06-26 | 2012-06-26 | Wire icing identification device based on video variation analysis |
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| CN 201220302048 CN202677563U (en) | 2012-06-26 | 2012-06-26 | Wire icing identification device based on video variation analysis |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103354515A (en) * | 2013-07-16 | 2013-10-16 | 四川省迪特尔电子有限公司 | Intelligent household system based on Zigbee protocol |
| CN104601955A (en) * | 2015-01-13 | 2015-05-06 | 北京科技大学 | Embedded image processing and transmission system |
| CN105187762A (en) * | 2015-05-11 | 2015-12-23 | 安徽继远电网技术有限责任公司 | Intelligent transmission line online monitoring system based on ARM9 kernel |
| CN111698468A (en) * | 2020-05-14 | 2020-09-22 | 中国电力工程顾问集团西南电力设计院有限公司 | Method for automatically monitoring three-dimensional scene based on power transmission line |
-
2012
- 2012-06-26 CN CN 201220302048 patent/CN202677563U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103354515A (en) * | 2013-07-16 | 2013-10-16 | 四川省迪特尔电子有限公司 | Intelligent household system based on Zigbee protocol |
| CN104601955A (en) * | 2015-01-13 | 2015-05-06 | 北京科技大学 | Embedded image processing and transmission system |
| CN104601955B (en) * | 2015-01-13 | 2018-03-30 | 北京科技大学 | One kind is based on Embedded image procossing and Transmission system |
| CN105187762A (en) * | 2015-05-11 | 2015-12-23 | 安徽继远电网技术有限责任公司 | Intelligent transmission line online monitoring system based on ARM9 kernel |
| CN111698468A (en) * | 2020-05-14 | 2020-09-22 | 中国电力工程顾问集团西南电力设计院有限公司 | Method for automatically monitoring three-dimensional scene based on power transmission line |
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| GR01 | Patent grant | ||
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Granted publication date: 20130116 |