CN203432613U - Wireless transmission power transmission line on-line monitoring system - Google Patents

Wireless transmission power transmission line on-line monitoring system Download PDF

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Publication number
CN203432613U
CN203432613U CN201320463703.9U CN201320463703U CN203432613U CN 203432613 U CN203432613 U CN 203432613U CN 201320463703 U CN201320463703 U CN 201320463703U CN 203432613 U CN203432613 U CN 203432613U
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China
Prior art keywords
monitoring
wireless
main frame
sensor
transmission line
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Expired - Fee Related
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CN201320463703.9U
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Chinese (zh)
Inventor
余东
赵毅
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State Grid Corp of China SGCC
State Grid Sichuan Electric Power Co Ltd
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State Grid Corp of China SGCC
State Grid Sichuan Electric Power Co Ltd
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Priority to CN201320463703.9U priority Critical patent/CN203432613U/en
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Publication of CN203432613U publication Critical patent/CN203432613U/en
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Abstract

The utility model discloses a wireless transmission power transmission line on-line monitoring system, comprising a remote monitoring host (1), an on-site monitoring host (2) and a monitoring unit (3). The remote monitoring host (1) and the on-site monitoring host (2) are in connection through a wireless communication network; the on-site monitoring host (2) and the monitoring unit (3) are in connection through a wireless sensing network; the monitoring unit (3) comprises a holder shooting unit (31) and a plurality of sensor monitoring units (32). The wireless transmission power transmission line on-line monitoring system can monitor natural states and artificial damage of a power transmission line in real time; the sensors and the on-site monitoring host are in connection by employing a wireless sensing network and the networking cost is low, thereby solving the problems of inconvenient network wiring, high cost, proneness to damage, etc.; the on-line monitoring host and the remote monitoring host are in wireless connection to timely monitor data upload or alarm, possessing the advantages of comprehensive monitoring, easy networking, convenient use, etc.

Description

The transmission line online monitoring system of wireless transmission
Technical field
The utility model relates to a kind of transmission line online monitoring system, relates in particular to a kind of transmission line online monitoring system of wireless transmission.
Background technology
Ultra-high-tension power transmission line is being undertaken electric energy important task of carrying far away; distribution range is extremely wide; high mountain, river are ubiquitous; some place (as high mountain top); people is difficult for arriving; and existing detection technique cost is high; be difficult for realizing; but numerous uncertain factors cause high-tension line in unprotect state; the line walking of conventional ultra-high-tension power transmission line adopts artificial line walking or helicopter line walking conventionally; but effect is often bad, adopt in addition robot line walking can effectively solve subproblem, but a correlation technique difficult problem is not solved at all.
Current research both domestic and external mainly concentrates on the monitoring of transmission line status, comprise the on-line monitoring techniques such as insulator pollution monitoring, lightning monitoring, environmental monitoring, wire aeolian vibration monitoring, and the charged detection technique such as infrared detection, ultraviolet detection, supercritical ultrasonics technology detection, electric field method detection, and above-mentioned detection technique is relatively ripe, and it is less to circuit Study of Intrusion Detection, to artificial infringement, cannot carry out early warning and eliminating, in addition can only realize Real-Time Monitoring, can not in advance the running status of circuit and security performance be estimated and be reported to the police.
Utility model content
The technical problems to be solved in the utility model is just: the problems referred to above that exist for prior art, the utility model provides a kind of transmission line online monitoring system of wireless transmission, the real-time running state of this system Real-Time Monitoring transmission line of electricity, comprise the information such as video, image, micro climate, temperature of cable junction, vibration, insulator stress, line oscillation, and utilize radio sensing network, information collected and carried out computational analysis through field monitoring main frame, and by 3G cordless communication network, analysis result and image being sent to remote monitoring main frame.This system can also realize remote maintenance under the control of remote monitoring main frame, has reduced O&M personnel's labour intensity, has guaranteed the safe operation of transmission line of electricity.
For achieving the above object, the transmission line online monitoring system of wireless transmission of the present utility model comprises remote monitoring main frame, field monitoring main frame, monitoring means, above-mentioned remote monitoring main frame is connected by cordless communication network with field monitoring main frame, above-mentioned field monitoring main frame is connected by radio sensing network with monitoring means, and above-mentioned monitoring means comprises The Cloud Terrace image unit and a plurality of Sensor monitorings unit.In native system, by the transmission of remote monitoring main frame completion system order, the functions such as the reception of field data, preservation and processing are carried out comparing calculation to the field data and the realistic model that gather simultaneously, provide diagnostic result and the safe early warning information of system.The order of field monitoring main frame receiving remote monitoring host computer, control the shooting of monopod video camera, while start sensor monitoring means, the Vibration Condition of circuit, sag situation, humiture, leakage current etc. are carried out to Real-Time Monitoring, collection, real time data is kept in and processed, then carry out long-range transmission by wireless communication networks.
As further improvement of the utility model, each Sensor monitoring unit includes sensor, micro-control, the first wireless transport module, and the sensor, the first wireless transport module are all connected on microprocessor; On above-mentioned field monitoring main frame, be provided with the second wireless transport module and the first wireless communication unit; On above-mentioned remote monitoring main frame, be provided with the second wireless communication unit.The second wireless transport module wherein, the first wireless communication unit are connected on the microprocessor of field monitoring main frame, and the second wireless communication unit is connected on the cpu of remote monitoring main frame.
Preferably, above-mentioned the first wireless communication unit and the second wireless communication unit are 3G communication module, and remote monitoring main frame is connected by cordless communication network with field monitoring main frame; Above-mentioned the first wireless transport module and the second wireless transport module are zigbee wireless transport module, and monitoring means is connected by radio sensing network with field monitoring main frame.
Further, the sensor is vibration transducer or microwave radar sensor or Temperature Humidity Sensor or leakage current sensor or wind direction and wind velocity measuring instrument, be respectively used to Vibration Condition, sag situation, humiture, current leakage situation, the wind conditions of Monitoring Line, each Sensor monitoring unit is only used a kind of sensor, and the sensor that all Sensor monitoring unit are used is different, and every kind of data only adopt a sensor test.
Further, above-mentioned field monitoring main frame comprises microprocessor, video processing module, Flash storer, SDRAM storer, above-mentioned microprocessor is connected with video processing module, Flash storer, SDRAM storer respectively, for each sensor assembly cell data of Real-time Collection, and after video/image data are processed, carry out fault judgement, report to the police send and and logout, the instruction that simultaneously receiving remote monitoring host computer is sent, obtains to realize monitoring remote video, transmission line of electricity Monitoring Data, the function such as antitheft image scene record.
Preferably, above-mentioned microprocessor adopts the ARM9 microprocessor of Samsung S3C2440A model, above-mentioned SDRAM storer adopts the chip cascade of 2 HY57V561620 models to form, above-mentioned Flash storer adopts K9F1208U0M model chip, and above-mentioned video processing module adopts the digital media processor of TMS320DM357 model.
Further, above-mentioned The Cloud Terrace image unit comprises two The Cloud Terraces and is separately positioned on two video cameras on two The Cloud Terraces.This The Cloud Terrace image unit can be connected with field monitoring main frame by wired or wireless mode.
With respect to prior art, the utlity model has following advantage and beneficial effect:
1, the utility model is provided with multiple sensors transmission line status is monitored, and monitoring range not only comprises nature impact, also by monopod video camera, vibration transducer etc. are set, human damage is monitored and early warning, prevents circuit invasion;
2, field monitoring main frame of the present utility model is connected with monitoring means by radio sensing network, realized the low-consumption wireless networking of field monitoring main frame and monitoring means, networking cost is low, and wireless connections have solved the problems such as cable network wiring is inconvenient, cost is high, easy destroyed, easy to use;
3, field monitoring main frame of the present utility model is connected with remote monitoring main frame by wireless communication networks, Site Detection main frame is connected with the first wireless communication unit, except realizing Real-Time Monitoring, can also in advance the running status of circuit and security performance be estimated and by the first wireless communication unit, be reported to the police in time;
4, field monitoring main frame of the present utility model is sent to remote monitoring main frame by 3G cordless communication network by analysis result and image, can also under the control of remote monitoring main frame, realize remote maintenance, the labour intensity that has reduced O&M personnel, has guaranteed the safe operation of transmission line of electricity.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Marginal data: 1, remote monitoring main frame; 11, the second wireless communication unit; 2, field monitoring main frame; 21, the second wireless transport module; 22, the first wireless communication unit; 23, microprocessor; 24, video processing module; 25, FLASH storer; 26, SDRAM storer; 3, monitoring means; 31, The Cloud Terrace image unit; 32, Sensor monitoring unit; 321, sensor; 322, micro-control; 323, the first wireless transport module.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited only to this.
[embodiment 1]
As shown in Figure 1, the transmission line online monitoring system of the wireless transmission of the present embodiment comprises remote monitoring main frame 1, field monitoring main frame 2, monitoring means 3, wherein monitoring means 3 comprises The Cloud Terrace image unit 31 and a plurality of Sensor monitorings unit 32, each Sensor monitoring unit 32 further comprises sensor 321, micro-control 322, the first wireless transport module 323, and the sensor 321, the first wireless transport module 323 are all connected on microprocessor 322.Sensor monitoring unit 32 completes the acquisition process of sensing data on the one hand, and the control signal that receives on the other hand on-the-spot test main frame 2 is uploaded in time to the information gathering.On above-mentioned field monitoring main frame 2, be provided with the second wireless transport module 21 and the first wireless communication unit 22; On above-mentioned remote monitoring main frame 1, be provided with the second wireless communication unit 11, wherein, the first wireless transport module 323 and the second wireless transport module 21 are zigbee wireless transport module, monitoring means 3 is connected by radio sensing network with field monitoring main frame 2, above-mentioned the first wireless communication unit 22 and the second wireless communication unit 11 are wireless communication module, and remote monitoring main frame 1 is connected by cordless communication network with field monitoring main frame 2.In the present embodiment, micro-control 322 adopts general single-chip microcomputer, FPGA.In the present embodiment, field monitoring main frame 2 is connected with monitoring means 3 low-consumption wireless networkings by two wireless transport modules, and networking cost is low, has solved the problems such as cable network wiring is inconvenient, cost is high, easy destroyed, easy to use; Field monitoring main frame 2 is connected with remote monitoring main frame 1 by wireless communication networks, except realizing Real-Time Monitoring, can also in advance the running status of circuit and security performance be estimated and by the first wireless communication unit transmission relevant information to remote monitoring main frame 1 or related personnel's mobile phone, be reported to the police in time, can also under the control of remote monitoring main frame, realize remote maintenance, the labour intensity that has reduced O&M personnel, has guaranteed the safe operation of transmission line of electricity.
[embodiment 2]
On the basis of embodiment 1, the transmission line online monitoring system of the wireless transmission in the present embodiment, comprise 5 Sensor monitoring unit 32, the sensor 321 of 5 Sensor monitoring unit 32 is different, be respectively vibration transducer, microwave radar sensor, Temperature Humidity Sensor, leakage current sensor, wind direction and wind velocity measuring instrument, 5 Sensor monitoring unit 32 are respectively used to Vibration Condition, sag situation, humiture, current leakage situation, the wind speed of Monitoring Line.
Adopt the Sensor monitoring unit 32 of vibration transducer monitoring rod tower vibrations to be arranged on shaft tower, if effects such as shaft tower is subject to the beaing of external force, saws, files, system can be utilized data analysis judgement that vibration transducer detects and warning etc.
Because situation and the weather conditions of line insulator have close relationship, wherein the size of leakage current and temperature, humidity Relationship Comparison are close, under low appropriate condition, circuit wave in close relations with icing and wind speed, wind direction and temperature.Therefore the measurement of micro climate is indispensable amount in the online detection of transmission line of electricity.In the present embodiment, the measurement of micro climate is used for reference to the practice of weather station, the monitoring of humiture is adopted to most widely used humidity temperature pickup, the measurement of wind speed adopts the composite type wind speed and direction measuring instrument with direct output electrical signals, Temperature Humidity Sensor and the direct output electrical signals of wind speed and direction measuring instrument, great majority do not need additional circuit to get final product directly and the AD Sampling Interface of microprocessor, have reduced to a great extent the complexity of equipment.
The measurement of conducting wire sag situation is measure traverse line distance to the ground, adopts microwave radar sensor in the present embodiment, and because its wave beam has directionality highly, this sensor has wide expansion application prospect in civilian and field of industrial automatic control.
In the present embodiment, be provided with multiple sensors transmission line status is monitored, monitoring range not only comprises nature impact, also by monopod video camera, vibration transducer etc. are set, human damage is monitored and early warning, prevents circuit invasion.In practical application, the sensor of access can be not limited only to the sensor, also can set up as required other sensor, and such as but not limited to rain sensor, sunshine recorder etc., the specific performance of the sensor is also selected as required.
[embodiment 3]
On the basis of embodiment 1 or 2, above-mentioned field monitoring main frame 2 in the present embodiment comprises microprocessor 23, video processing module 24, Flash storer 25, SDRAM storer 26, and above-mentioned microprocessor 23 is connected with the first wireless communication unit 22 with video processing module 24, Flash storer 25, SDRAM storer 26, the second wireless transport module 21 respectively.Main each sensor assembly cell data of Real-time Collection of being responsible for of field monitoring main frame 2, and after video/image data are processed, carry out fault judgement, report to the police send and and logout, the instruction that simultaneously receiving remote monitoring host computer 1 is sent, obtains to realize monitoring remote video, transmission line of electricity Monitoring Data, the function such as antitheft image scene record.
The microprocessor 23 of monitoring main frame 2 is 32 ARM9 microprocessors, specifically selects the S3C2440A chip of Samsung, and this processor is comprised of NANDFALSH interface circuit, sdram interface circuit and bus interface circuit.S3C2440A is 32 the RISC microprocessor chips of Samsung based on ARM920T kernel, for the application of handheld device and general type provides the solution of low price, low-power consumption, high performance mini microcontroller.Adopted new bus architecture AMBA, its kernel has also been realized MMU, Har vard speed buffering architecture.The ARM architecture MMU of its reinforcement supports WinCE in addition, and the operating systems such as Linux and EPOC32 are supported ARM modulation architecture, support to start from NAND FLA SH storer.And function on it is also integrated abundant sheet, as LCD controller, UART interface, USB principal and subordinate interface, I2C interface, CAMIF unit etc.Nucleus module is connected by bus interface and realizes with the interface of peripheral hardware control module.
The SDRAM storer 26 of monitoring main frame 2 adopts the chip cascade that 2 32MB models are HY57V561620 to form, the storage inside structure of this chip is 4 Banks * 4M * 16b, totally 4 Bank, though 26 power down of SDRAM storer can not save data, but it has very high read or write speed, be applicable to the operation of master routine.
The Flash storer 25 of monitoring main frame 2 adopts the K9F1208U0M chip of Samsung, and memory capacity is 64M * 8b.
Monitoring main frame 2 video processing module 24 be one with the microprocessor of DSP core, in the present embodiment, adopt the digital media processor of TMS320DM357 model.Leonardo da Vinci's video development plate of selecting on this basis has ARM926EJ-S kernel, the work of 270MHz frequency, this microprocessor with DSP core is integrated for the D1 resolution H264 codec of video compress, and MPEG-4, JPEG and codec G.711, an and coprocessor, thereby accelerate to H264 the processing of MPEG-4 and JPEG (HMJCP) data, an integrated in addition video processing subsystem.TMS320DM357 provides a plurality of codecs, and thering is EMAC function and characteristic, board is connected with CPU by a video decoding chip, makes CPU can accept outside composite video signal input and the input of S signal, signal is all automatic detection, the dirigibility that has greatly improved Video processing; CPU also provides video DAC, by several operational amplifiers, the data in DDR2 storer can be output as to the observable signal of user, very convenient; In addition, board also comprises a lot of resources, comprises that self-adaptation Ethernet interface, USB2.0 interface, real-time clock, 4 LED of audio frequency input and output, 10M/100M indicate and a series of functions of 4 inputs of DIP switch amount, CAN bus and UART interfaces etc.; On development board, by special-purpose DDR2 storage controller interface, expand the DDR2 SDRAM of 64Mbytes simultaneously, for Video Applications, brought height and handle up, high-capacity storage bandwidth, and can expand to maximum 256Mbyte; The Nor Flash of 256Mbit guarantees for video application offline operation provides strong capacity.
Above-mentioned The Cloud Terrace image unit 31 mainly carries out video monitoring to the transmission line of electricity on shaft tower, the instruction that receives field monitoring main frame 2 completes the work such as camera lens turns to, records, takes pictures, it comprises two monopod video cameras, specifically comprise two The Cloud Terraces and be separately positioned on two video cameras on two The Cloud Terraces, two monopod video cameras, to different directions, can carry out 360 degree monitoring to circuit.The device that monopod video camera carries out horizontal and vertical directions rotation with carrying video camera, is contained in video camera on The Cloud Terrace and can makes video camera make a video recording from a plurality of angles.In-built two motor of The Cloud Terrace.The angular dimension of level and vertical rotation can be adjusted by limit switch.The Cloud Terrace image unit 31 can adopt wired or wireless mode to be connected with on-site supervision main frame 2, while adopting wireless mode to connect, in The Cloud Terrace, be also provided with and camera pan-tilt control port (RS485, RS232, TTL) connected zigbee wireless transport module, the special chip cc2530 of the one-chip computer of the SC8836A that this zigbee wireless transport module and above-mentioned the first wireless transport module 323 and the second wireless transport module 21 all can adopt model or the zigbee of SC8836b wireless data transmission module HuoTI company are inner built-in 8051 kernels, for the data transmission between sensor and field monitoring main frame 2, in practical application, also can select the zigbee wireless transport module of other models.
Above-mentioned the first wireless communication unit 22 and the second wireless communication unit 11 are 3G communication module, and remote monitoring main frame 1 is connected by 3G cordless communication network with field monitoring main frame 2.3G communication module mainly completes the long-range issue of terrain data message, in the present embodiment, select the wireless communication module of ETCOM W380 model, the 3G wireless telecommunications Mini PCI-E card of the UMTS standard of the MSM6290 platform development of this module based on up-to-date, be applicable to EDGE, GPRS, GSM and WCDMA (HSPA) network, can realize global roaming.UMTS MiniPCI-E card has designed abundant peripheral interface and powerful software support platform, possesses friendly secondary development hardware and software platform, can support multiple peripherals, double antenna interface is provided, support diversity antenna to receive, powerful background application software and embedded bottom layer driving software is provided, support several operation systems, support high-speed data service, open module software and hardware resources is provided, support expansion external memory storage, support standard A T instruction set.
In the present embodiment, listed each unit, the model of module are only preferred model, can adopt other chips with identical function or conformability, module to replace in practical application.
Below be only preferred implementation of the present utility model, on above-described embodiment basis, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Multiple modification to these embodiment, such as but not limited to changing categories of sensors, increase or reducing sensor kind and quantity, simple replacement to native system assembly, to using the replacement etc. of module and chip, will be apparent to one skilled in the art.
Protection domain of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, the some improvements and modifications not departing under the utility model principle prerequisite, should be considered as protection domain of the present utility model.

Claims (7)

1. the transmission line online monitoring system of wireless transmission, comprise remote monitoring main frame (1), field monitoring main frame (2), monitoring means (3), it is characterized in that, described remote monitoring main frame (1) is connected by cordless communication network with field monitoring main frame (2), described field monitoring main frame (2) is connected by radio sensing network with monitoring means (3), and described monitoring means (3) comprises The Cloud Terrace image unit (31) and a plurality of Sensor monitorings unit (32).
2. the transmission line online monitoring system of wireless transmission according to claim 1, it is characterized in that, each Sensor monitoring unit (32) includes sensor (321), micro-control (322), the first wireless transport module (323), and described sensor (321), the first wireless transport module (323) are all connected on microprocessor (322); On described field monitoring main frame (2), be provided with the second wireless transport module (21) and the first wireless communication unit (22); On described remote monitoring main frame (1), be provided with the second wireless communication unit (11).
3. the transmission line online monitoring system of wireless transmission according to claim 2, it is characterized in that, described the first wireless communication unit (22) and the second wireless communication unit (11) are 3G communication module, and described the first wireless transport module (323) and the second wireless transport module (21) are zigbee wireless transport module.
4. the transmission line online monitoring system of wireless transmission according to claim 2, is characterized in that, described sensor (321) is vibration transducer or microwave radar sensor or Temperature Humidity Sensor or leakage current sensor or wind direction and wind velocity measuring instrument.
5. the transmission line online monitoring system of wireless transmission according to claim 2, it is characterized in that, described field monitoring main frame (2) comprises microprocessor (23), video processing module (24), Flash storer (25), SDRAM storer (26), and described microprocessor (23) is connected with video processing module (24), Flash storer (25), SDRAM storer (26) respectively.
6. the transmission line online monitoring system of wireless transmission according to claim 5, it is characterized in that, described microprocessor (23) adopts the ARM9 microprocessor of Samsung S3C2440A model, described SDRAM storer (26) adopts the chip cascade of 2 HY57V561620 models to form, described Flash storer (25) adopts K9F1208U0M model chip, and described video processing module (24) adopts the digital media processor of TMS320DM357 model.
7. according to the transmission line online monitoring system of the arbitrary described wireless transmission of claim 1 to 6, it is characterized in that, described The Cloud Terrace image unit (31) comprises two The Cloud Terraces and is separately positioned on two video cameras on two The Cloud Terraces.
CN201320463703.9U 2013-07-31 2013-07-31 Wireless transmission power transmission line on-line monitoring system Expired - Fee Related CN203432613U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103398741A (en) * 2013-07-31 2013-11-20 成都电业局双流供电局 Wireless transmission-based power transmission line on-line monitoring system
CN104677417A (en) * 2014-12-25 2015-06-03 国家电网公司 Fault detection system and method for power transmission line
CN105635672A (en) * 2015-12-26 2016-06-01 余姚市绿波机械科技有限公司 Safety reminding system of power transmission line and reminding method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103398741A (en) * 2013-07-31 2013-11-20 成都电业局双流供电局 Wireless transmission-based power transmission line on-line monitoring system
CN103398741B (en) * 2013-07-31 2016-04-06 国家电网公司 Based on the transmission line online monitoring system of wireless transmission
CN104677417A (en) * 2014-12-25 2015-06-03 国家电网公司 Fault detection system and method for power transmission line
CN104677417B (en) * 2014-12-25 2017-06-20 国家电网公司 A kind of fault detection system and its detection method for transmission line of electricity
CN105635672A (en) * 2015-12-26 2016-06-01 余姚市绿波机械科技有限公司 Safety reminding system of power transmission line and reminding method thereof

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