CN101127153A - Transmission line disaster monitoring system - Google Patents
Transmission line disaster monitoring system Download PDFInfo
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- CN101127153A CN101127153A CNA2007100354970A CN200710035497A CN101127153A CN 101127153 A CN101127153 A CN 101127153A CN A2007100354970 A CNA2007100354970 A CN A2007100354970A CN 200710035497 A CN200710035497 A CN 200710035497A CN 101127153 A CN101127153 A CN 101127153A
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Abstract
The utility model discloses a disaster monitoring system for transmission lines, which comprises a power supply unit (1), a data acquisition device (2), an embedded system (3) and a server system (4); wherein, the power supply unit (1) is connected in parallel with the data acquisition device (2) and the embedded system (3); the embedded system is electrically connected with the server system (4) and the data acquisition device (2) is connected with the embedded system (3) through 485 bus. Adopting two solar cell panels (11 to 12), the system can operate for 90 days without sunshine and can operate reliably in terrible environment. Solving two difficult technical problems of filed communications and power supply, the utility model has the advantages of little operation power consumption, long power lasting time. The utility model has abundant interfaces to meet all requirements of the system. Besides, the system can automatically identify the thickness of the ice coating and assure the judgment accuracy of the ice thickness.
Description
Technical field
The invention belongs to the electrical engineering technical field, relate in particular to a kind of transmission line disaster monitoring system, be applicable to on-line monitoring the disasteies such as ice damage, disaster caused by a windstorm, mountain fire of harm transmission line of electricity.
Background technology
Transmission line of electricity is the important component part of electrical network because it is wide to cover the region, suffer a calamity easily, for example ice damage, disaster caused by a windstorm, damage to crops caused by thunder, wave, various disasteies such as mountain fire.In case hit by a natural calamity, will cause large area blackout to take place, with the serious threat people's production and life, bring the economic loss that causes owing to having a power failure to power grid enterprises simultaneously, even also can have influence on the normal operation of national economy.Occurring in the thunderbolt electrical network disaster that Hunan China is economized 2005 Christian eras, promptly is an example.This disaster causes 220kV transmission line of electricity tripping operation 33 times, causes electric quantity loss 4,000,000 degree, direct economic loss 2,000,000 Renminbi, indirect economic loss 1,500 ten thousand Renminbi.And the ice damage that take place the same year, unexpectedly cause Hunan Electric Grid 500kV line tripping 34 times, economic loss is bigger, up to 1.7 hundred million, so carry out the transmission line disaster monitoring, in time various disasteies in discovery and the early warning transmission line of electricity are eliminated it in bud, be to be the task of top priority, also can be the formulation measure of taking precautions against natural calamities for a long time thus reference frame is provided.Yet the disaster monitoring system of transmission line of electricity is difficult to form product always, has many difficult problems, is difficult to stable operation, on-the-spot non-transformer etc. as device.
Summary of the invention
The technical problem to be solved in the present invention is, at the prior art situation that falls behind, promptly at the technical barrier in the above-mentioned transmission line disaster monitoring, proposing a kind of scene of can successfully solving powers, guarantee the high-reliability communication, and can overcome various inclement weathers, ensuring equipment stable operation can effectively monitor transmission line disaster monitoring system with early warning.
Technical solution of the present invention is, above-mentioned transmission line disaster monitoring system, and referring to Fig. 1, it is made up of supply unit 1, data collector 2, embedded system 3 and server system 4.Wherein said supply unit 1 electricity in parallel connects described data collector 2 and embedded system 3.Described embedded system 3 electricity connect described server system 4.And have between described data collector 2 and the embedded system 3 one 485 buses 5 mutually electricity connect.
Above-mentioned supply unit 1 referring to Fig. 2, is made up of solar cell (11～12), solar charging controller 15 and battery pack 16.The input end of wherein said solar charging controller 15 connects described solar cell (11～12) by twin core cable (13～14) electricity in parallel, and the output terminal electricity of solar charging controller 15 connects battery pack 16.The supporting mode of this supply unit 1 employing solar panel and accumulator constitutes, and the system that can guarantee continous-stable under the situation of no sunlight moves 90 days.
Above-mentioned data collector 2, referring to Fig. 3, connect A phase leakage current sensor 22, B phase leakage current sensor 23, C phase leakage current sensor 24, Temperature Humidity Sensor 25, CO2 (carbon dioxide) sensor 26, air velocity transducer 27, wind transducer 28 and rain sensor 29 by a single-chip microcomputer 21 electricity in parallel and form.The function of this device is to realize data acquisition.Its main task is to finish the sampling work of 32 discrete datas in the one-period.
Above-mentioned embedded system 3, referring to Fig. 4, then by an embedded motherboard 31 by its interface respectively electricity connect a GPRS antenna 32 and video camera 33 is formed.This embedded system adopts the Arm chip as kernel, and have a GPRS/CDMA wireless data sending module, its main task is to realize the condition of a disaster image data acquiring and transmission, comprises that the monitor command that data and server with above-mentioned single-chip microcomputer collection send transmits.
Above-mentioned server system 4 and timer-triggered scheduler program thereof are mainly used to manage the log-on message of embedded system (when GPRS antenna 32 carries out the data transmission, must be earlier to server registration, form link thus), and the various control informations of being responsible for transmitting timer-triggered scheduler program and client.Wherein the timer-triggered scheduler program also will be responsible for realizing the automatic diagnosis of timing data collection and ice covering thickness, simultaneously the data of gathering is saved to database.
Principle of work of the present invention is: as mentioned above, transmission line disaster monitoring system adopts solar panel (11～12) and battery pack 16 to form supply unit 1, can guarantee system's continous-stable operation 90 days under no sunlight conditions.1 pair of data harvester 2 of supply unit and embedded system 3 are powered, and assurance data collector 2 and embedded system 3 can normally be moved in the open air.Data collector 2 adopts Single Chip Microcomputer (SCM) system, be responsible for the data of pick-up transducers, and send data to embedded system 3 by 485 buses 5, the data that view data that embedded system 3 is gathered self and Single Chip Microcomputer (SCM) system send, be sent to server system 4 by GPRS network, server system 4 is responsible for receiving all data and is carried out the Web issue.
The invention has the beneficial effects as follows:
1), system can be at reliability service under the rugged environment;
2), solved local communication and power supply two big technical barriers, the operation power consumption is little, the continuous electricity time is long;
3), change conventional one-piece machine system and can only realize that simple analog amount or digital data acquisition mode are advanced image data acquiring mode, and rich interface, power consumption is little, can satisfy all demands of system;
4) can discern ice covering thickness automatically, guarantee the accuracy that ice thickness is judged.
Description of drawings
Fig. 1 is a structured flowchart of the present invention;
Fig. 2 is the structured flowchart of supply unit;
Fig. 3 is the circuit block diagram of data collector;
Fig. 4 is the structured flowchart of embedded system.
Being denoted as in above Fig. 1～4:
1-supply unit,
11～12-solar cell,
13～14-twin core cable,
15-solar charging controller,
16-battery pack;
2-data collector,
21-single-chip microcomputer,
22-A phase leakage current sensor,
23-B phase leakage current sensor,
24-C phase leakage current sensor,
25-Temperature Humidity Sensor;
26-CO2 sensor,
27-air velocity transducer,
28-wind transducer,
29-rain sensor;
3-embedded system,
31-embedded motherboard,
32-GPRS antenna,
33-video camera;
4-server system,
5-485 buses.
Embodiment
Embodiment 1: the transmission line disaster monitoring system of this embodiment of the invention, as shown in Figure 1, adopt solar panel (11～12) and battery pack 16 to form supply unit 1.The MPS430 type single-chip microcomputer that data collector 2 adopts TIXs to produce is responsible for the data of pick-up transducers, and this single-chip microcomputer connects embedded system 3 by 485 buses, 5 electricity, embedded system 3 by GPRS network to server system 4.Above-mentioned MPS430 single-chip microcomputer possesses the characteristics of little power consumption, and this single-chip microcomputer carries A/D and gathers, effectively the power supply bottleneck problem in the resolution system.
Referring to Fig. 2, the product GEC-SP50A of two solar panels (11～12) employing U.S. Graham Sodd method of investing engineering corporation type power of forming supply unit 1 is the solar panel of 50W.Solar panel (11～12) is connected on the solar charging controller 15 by two twin core cables (13～14) electricity in parallel.The CF8 type charge controller that solar charging controller 15 adopts the clear big outstanding company in BeiJing, China to produce.Solar charging controller 15 is linked on battery pack 16 other ends.It is that the colloid storage battery that Chinese Hangzhou Mai Di company of 100Ah produces is formed that battery pack adopts two 12V, capacity, realizes automatic charge and discharge by the regulating and controlling effect of solar charging controller 15, for system provides reliable power supply.
Referring to Fig. 3, the A phase leakage current sensor 22 of data collector 2, B phase leakage current sensor 23 and C leakage current sensor 24 mutually all adopt the Hunan Province to converge the JS series leakage current sensor that pure Power Tech Corp. Inc. produces, after they are converted into the signal of 0～5V with leakage current signal, be linked on the MPS430 single-chip microcomputer 21, in like manner Temperature Humidity Sensor 25, CO2 sensor 26, air velocity transducer 27, wind transducer 28 and rain sensor 29 are with the humiture of correspondence, wind direction, wind speed, rainfall changes into 0～5V voltage signal or frequency signal, is linked on the MPS430 single-chip microcomputer 21.Above-mentioned CO2 sensor is that the U.S. produces T6004 type sensor, wind transducer is that Chinese Tianjin meteorologic instrument produces EL15-2D type wind transducer, air velocity transducer is that Chinese Tianjin meteorologic instrument produces EL15-1A type air velocity transducer, and rain sensor is that Chinese Tianjin meteorologic instrument produces SL2-1 type rain sensor.Such as above-mentioned MPS430 single-chip microcomputer 21 the data of collection send to the embedded motherboard 31 of embedded system 3 by 485 buses.
Referring to Fig. 4, embedded system 3 comprises embedded motherboard 31, video camera 33, and GPRS antenna 32.Video camera 33 links to each other with embedded motherboard 31 by video interface, and the GPRS antenna is electrically connected to embedded motherboard 31.Embedded motherboard adopts Arm7 series embedded chip, and video camera adopts Korea S to produce CNB-AP800 sense thermal camera.In addition, embedded motherboard 31 also links to each other by 485 buses 5 with MPS430 single-chip microcomputer 21.
Embodiment 2: the W77E58 type single-chip microcomputer that the data collector 2 of this embodiment of the invention adopts U.S. Hua Bang company to produce is responsible for the data of pick-up transducers, and other is with embodiment 1.
The transmission line disaster monitoring system of the present invention of Gou Chenging is proved to be respond well through manufacturing experimently to try out thus, reaches designing requirement fully and has following characteristics:
1), the model of the present invention system through trying out on the transmission line of electricity in Hunan Province proves that native system fully can be through the test of various disasteies such as wind-engaging, rain, snow, reliablely and stablely operation under rugged environment;
2), the employing of solar battery technology and GPRS technology, solved a communication and a power supply difficult problem.System is in the element type selecting, and aspects such as function design are fully taken power consumption considerations into account, and system's operation power consumption is significantly reduced, and the assurance battery can be kept operation more than 90 days under the no sunlight conditions;
3), the acquisition function of image scene that utilized Implementation of Embedded System, allow traditional simple type analog quantity or digital data acquisition mode become history.And this embedded system rich interface, power consumption is little, can satisfy the various demands of system;
4), adopt the digital picture principle, realized that transmission line of electricity suffers ice damage after, to the automatic identification of ice covering thickness, guaranteed accuracy and robotization that ice thickness is judged.
Claims (1)
1. transmission line disaster monitoring system, it is characterized in that, it is made up of supply unit (1), data collector (2), embedded system (3) and server system (4), wherein said supply unit (1) electricity in parallel connects described data collector (2) and embedded system (3), described embedded system (3) electricity connects described server system (4), and have between described data collector (2) and the embedded system (3) one 485 buses (5) mutually electricity connect;
Above-mentioned supply unit (1) is made up of solar cell (11～12), solar charging controller (15) and battery pack (16), wherein said solar charging controller (1 a 5) end connects described solar cell (11～12) by two twin core cables (13～14) electricity in parallel in regular turn, and other end electricity connects battery pack (16);
Above-mentioned data collector (2) connects A phase leakage current sensor (22), B phase leakage current sensor (23), C phase leakage current sensor (24), Temperature Humidity Sensor (25), CO2 sensor (26), air velocity transducer (27), wind transducer (28) and rain sensor (29) by a single-chip microcomputer (21) electricity in parallel;
Above-mentioned embedded system (3) then by an embedded motherboard (31) by its interface respectively electricity connect a GPRS antenna (32) and a video camera (33) is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100354970A CN101127153A (en) | 2007-08-03 | 2007-08-03 | Transmission line disaster monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100354970A CN101127153A (en) | 2007-08-03 | 2007-08-03 | Transmission line disaster monitoring system |
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| CN101127153A true CN101127153A (en) | 2008-02-20 |
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| CNA2007100354970A Pending CN101127153A (en) | 2007-08-03 | 2007-08-03 | Transmission line disaster monitoring system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102243803A (en) * | 2011-07-25 | 2011-11-16 | 南京因泰莱配电自动化设备有限公司 | On-line fault monitoring system based on general packet radio service (GPRS) network |
| CN101709954B (en) * | 2009-12-11 | 2011-11-16 | 北京航空航天大学 | Overhead wire icing on-line monitoring device based on machine vision |
| CN102750799A (en) * | 2012-06-18 | 2012-10-24 | 中国南方电网有限责任公司超高压输电公司 | Ion spatial electric current density-based direct current transmission line mountain fire monitoring device |
| CN103345809A (en) * | 2013-06-21 | 2013-10-09 | 国家电网公司 | System for monitoring forest fire along electric transmission line in on-line mode |
| CN103809221A (en) * | 2013-04-12 | 2014-05-21 | 北京普华亿能风电技术有限公司 | Meteorological parameter recorder |
| CN103942909A (en) * | 2014-05-09 | 2014-07-23 | 国家电网公司 | Intelligent prediction system of forest fire behavior along power transmission line |
| CN103961825A (en) * | 2014-05-08 | 2014-08-06 | 国家电网公司 | Intelligent power transmission line mountain fire emergency disposal method based on fire behavior feature analysis |
| CN104712999A (en) * | 2013-12-13 | 2015-06-17 | 光宝科技股份有限公司 | Environmental monitoring device suitable for street lamp and environmental monitoring method thereof |
| CN107014435A (en) * | 2017-04-20 | 2017-08-04 | 国网浙江省电力公司电力科学研究院 | A kind of transmission line of electricity typhoon disaster observation tower |
-
2007
- 2007-08-03 CN CNA2007100354970A patent/CN101127153A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101709954B (en) * | 2009-12-11 | 2011-11-16 | 北京航空航天大学 | Overhead wire icing on-line monitoring device based on machine vision |
| CN102243803A (en) * | 2011-07-25 | 2011-11-16 | 南京因泰莱配电自动化设备有限公司 | On-line fault monitoring system based on general packet radio service (GPRS) network |
| CN102750799A (en) * | 2012-06-18 | 2012-10-24 | 中国南方电网有限责任公司超高压输电公司 | Ion spatial electric current density-based direct current transmission line mountain fire monitoring device |
| CN103809221A (en) * | 2013-04-12 | 2014-05-21 | 北京普华亿能风电技术有限公司 | Meteorological parameter recorder |
| CN103345809A (en) * | 2013-06-21 | 2013-10-09 | 国家电网公司 | System for monitoring forest fire along electric transmission line in on-line mode |
| CN104712999A (en) * | 2013-12-13 | 2015-06-17 | 光宝科技股份有限公司 | Environmental monitoring device suitable for street lamp and environmental monitoring method thereof |
| CN107975738A (en) * | 2013-12-13 | 2018-05-01 | 光宝科技股份有限公司 | Suitable for the environmental detection set and its environment detection method of street lamp |
| CN104712999B (en) * | 2013-12-13 | 2018-11-20 | 光宝科技股份有限公司 | Environmental detection set and its environment detection method suitable for street lamp |
| CN103961825A (en) * | 2014-05-08 | 2014-08-06 | 国家电网公司 | Intelligent power transmission line mountain fire emergency disposal method based on fire behavior feature analysis |
| CN103961825B (en) * | 2014-05-08 | 2015-03-18 | 国家电网公司 | Intelligent power transmission line mountain fire emergency disposal method based on fire behavior feature analysis |
| CN103942909A (en) * | 2014-05-09 | 2014-07-23 | 国家电网公司 | Intelligent prediction system of forest fire behavior along power transmission line |
| CN107014435A (en) * | 2017-04-20 | 2017-08-04 | 国网浙江省电力公司电力科学研究院 | A kind of transmission line of electricity typhoon disaster observation tower |
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