CN101359023B - Simulate electric field test method for on-line monitoring device for transmission line - Google Patents
Simulate electric field test method for on-line monitoring device for transmission line Download PDFInfo
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- CN101359023B CN101359023B CN200810048939XA CN200810048939A CN101359023B CN 101359023 B CN101359023 B CN 101359023B CN 200810048939X A CN200810048939X A CN 200810048939XA CN 200810048939 A CN200810048939 A CN 200810048939A CN 101359023 B CN101359023 B CN 101359023B
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Abstract
Disclosed is a simulated electric field test method for a transmission line on-line monitoring device; the transmission line on-line monitoring device (1) is positioned in a high voltage electric field laboratory (2) and runs, and the device (1) is in wireless connection with a monitoring host background system outside the laboratory (2); the monitoring device (1) is imposed with a simulated electric field; and the wireless transmission data consecutively transmitted before and after the imposition of the simulated electric field is detected. The invention provides the detection indicators which are tallied with the actual operating conditions and extremely provided with operability to ensure the reliability and stability of the monitoring device (1) under high-voltage electric field circumstances. The simulated electric field test method is simple to operate, while the detection indicators are tallied with the actual using conditions of transmission line monitoring and can be used to check the actual use performances of various on-line monitoring devices in high voltage transmission lines, so that the simulated electric field test method has a wide application range.
Description
Technical field
The present invention relates to a kind of test method of monitoring equipment, relate in particular to a kind of simulate electric field test method of on-line monitoring device for transmission line.
Background technology
The transmission line of electricity Study on Online Monitoring is one of direction of electric power network technique development.In order under physical environment, to monitor the parameters such as force-bearing situation of transmission line of electricity better often, the domestic various monitoring devices that can monitor the transmission line of electricity operation conditions of having developed out, developed out a kind of on-line monitoring device for transmission line as the applicant, and in having submitted utility application to State Intellectual Property Office on the same day.On-line monitoring device for transmission line can provide data such as weather data, the equivalent icing situation of lead wire and earth wire, icing development prediction, shaft tower and the unbalanced tension force of lead, lead windage yaw, video, and can, warning pre-according to design load or service requirement setting value.But for all types of on-line monitoring device for transmission line that on ultra-high-tension power transmission line, move, can be subjected to the interference of electric field that ultra-high-tension power transmission line produces, when this device uses under the high-voltage electric field environment, can satisfy the request for utilization of on-line monitoring, reliability and stability all can't be examined during use, also still do not have standard at present at home and abroad and can comply with.This not only is difficult to guarantee transmission line of electricity normal monitoring all the year round also is difficult to examine and weigh the inherent quality of on-Line Monitor Device.
Summary of the invention
The objective of the invention is to be difficult to examine the defective and the deficiency of on-line monitoring device for transmission line usability under the high-voltage electric field environment, propose a kind of simulate electric field test method of on-line monitoring device for transmission line at prior art.This method can detect reliability, stability and the practicality that monitoring device is worked under the high-voltage electric field condition.To guarantee that monitoring device satisfies the request for utilization under the high-voltage electric field environment.
Technical solution of the present invention is: a kind of simulate electric field test method of on-line monitoring device for transmission line is characterized in that may further comprise the steps:
A. on-line monitoring device for transmission line is placed in the high-voltage electric field laboratory, opens monitoring device, and with the monitoring main frame background system wireless communications of outside, laboratory;
B. the fan of opening in the laboratory provides wind regime to the air velocity transducer and the wind transducer of described monitoring device, on the pulling force sensor of described monitoring device, hang weight, apply the simulate electric field of 47kV/m under the normal temperature to monitoring device, monitoring device is continuously to monitoring main frame background system wirelessly transmitting data;
C. by the data of being transmitted among the monitoring main frame background system recording step B, and the data that the laboratory is applied before and after the simulate electric field compare:
C1. meteorologic parameter accuracy testing, comparative experiments chamber apply temperature, humidity and wind speed, the wind direction data of the described monitoring device transmission in simulate electric field front and back, and the changing value of the data of its temperature, humidity and wind speed, wind direction should be less than 5%;
C2. the video capture of camera and transmission system test, comparative experiments chamber apply described monitoring device The Cloud Terrace rotation and image transmitted quality before and after the simulate electric field, its The Cloud Terrace rotation and image should be normally with should be clear and legible;
C3. pulling force sensor accuracy testing, comparative experiments chamber apply the pulling force data of the described monitoring device transmission in simulate electric field front and back, and the changing value of its pulling force data should be less than 5%;
C4. obliquity sensor accuracy testing, comparative experiments chamber apply the inclination data of the described monitoring device transmission in simulate electric field front and back, and the changing value of its inclination data should be less than 5%;
Transmitting should not appear in C5. data acquisition, storage, compression and transfer function test, the wireless transmission process that applies monitoring device described in the process of simulate electric field in the laboratory stagnates and the phenomenon of data perturbation.
The invention has the beneficial effects as follows: 1, the simulate electric field test method of on-line monitoring device for transmission line is provided, can detect running status and the reliability, stability of on-Line Monitor Device in ultra-high-tension power transmission line actual motion environment, to guarantee the running quality of on-line monitoring system.2, for on-line monitoring device for transmission line provides the detection index that meets the ultra-high-tension power transmission line operating condition and have operability, be convenient to the total quality of standard on-Line Monitor Device.3, the inventive method is simple to operate, detects the actual behaviour in service that index meets the transmission line of electricity monitoring, can examine the actual usability of various on-Line Monitor Device at ultra-high-tension power transmission line, and is applied widely.
Description of drawings
Fig. 1 is the present invention carries out the simulate electric field test to monitoring device 1 a synoptic diagram.
Among the figure: monitoring device 1, laboratory 2, temperature, humidity sensor 3, air velocity transducer 4, camera 5, pulling force sensor 6, obliquity sensor 7, wind transducer 8, grading ring 9, insulation column 10.
Embodiment
The present invention is described in further detail below in conjunction with description of drawings and embodiment:
The simulate electric field test method of a kind of on-line monitoring device for transmission line of the present invention may further comprise the steps:
A. on-line monitoring device for transmission line 1 is placed in the electric field laboratory 2, opens monitoring device 1, and with the monitoring main frame background system wireless communications of 2 outsides, laboratory;
B. the fan of opening in the laboratory 2 provides wind regime to the air velocity transducer 4 and the wind transducer 8 of described monitoring device 1, on the pulling force sensor 6 of described monitoring device 1, hang weight, apply the simulate electric field of 47kV/m under normal temperature, the normal temperature to monitoring device 1, in aforementioned process, described monitoring device 1 is continuously to monitoring main frame background system wirelessly transmitting data;
C. by the data of being transmitted among the monitoring main frame background system recording step B, and the data that laboratory 2 is applied before and after the simulate electric field compare:
C1. meteorologic parameter accuracy testing, comparative experiments chamber apply temperature, humidity and wind speed, the wind direction data of described monitoring device 1 transmission in simulate electric field front and back, and the data variation value of its temperature, humidity and wind speed, wind direction should be less than 5%;
C2. the video capture of camera 5 and transmission system test, comparative experiments chamber apply described monitoring device 1 The Cloud Terrace rotation and image transmitted quality before and after the simulate electric field, its The Cloud Terrace rotation and image should be normally with should be clear and legible;
C3. pulling force sensor 6 accuracy testings, comparative experiments chamber apply the pulling force data of described monitoring device 1 transmission in simulate electric field front and back, and the changing value of its pulling force data should be less than 5%;
C4. obliquity sensor 7 accuracy testings, comparative experiments chamber apply the inclination data of described monitoring device 1 transmission in simulate electric field front and back, and the changing value of its inclination data should be less than 5%;
Transmitting should not appear in C5. data acquisition, storage, compression and transfer function test, the wireless transmission process that applies monitoring device 1 described in the process of simulate electric field in the laboratory stagnates and the phenomenon of data perturbation.
According to the environment that monitoring device 1 uses on the 500KV ultra-high-tension power transmission line, be 47kV/m by its electric field intensity of 500KV circuit condition calculating, therefore, apply the simulate electric field of 47kV/m among the step B to monitoring device 1.
A kind of on-line monitoring device for transmission line that adopts the inventive method that the applicant is developed carries out the simulate electric field test, and used laboratory 2 is the electric field laboratories in certain high-potting hall.
On-line monitoring device for transmission line 1 is placed in the laboratory 2, in Fig. 1, monitoring device 1 is placed between two insulation columns 10 of grading ring 9 belows.The door in laboratory 2 is nonmetallic materials, can guarantee monitoring device 1 and the wireless telecommunications of monitoring the main frame background system, on pulling force sensor 6, hang the weight of Different Weight respectively, and the blower fan in the startup laboratory 2, the wind speed of 1.2 meter per seconds is provided to air velocity transducer 4 and wind transducer 8, temperature, humidity sensor 3 are provided with on the housing of on-Line Monitor Device 1, and monitoring main frame background system is placed on 2 outsides, laboratory and keeps wireless communications with monitoring device 1.
In the process of the test monitoring device 1 is applied the simulate electric field of 47kV/m, and observe the operation conditions of on-Line Monitor Device 1 at any time by being positioned at monitoring main frame background system outside the laboratory, comprise basic data (pulling force sensor, obliquity sensor, Temperature Humidity Sensor, air velocity transducer, wind transducer) gathers, image taking and transmission etc., the operation conditions of examination monitoring device 1: promptly pulling force sensor 6, obliquity sensor 7, temperature, humidity sensor 3, whether the transmission data of air velocity transducer 4 and air velocity transducer 8 are normal, the changing value of its measurement data, promptly trueness error≤5% is qualified.Whether and examine data acquisition, storage, compression and the status transmission of monitoring device 1 normal simultaneously, and test data and function when not applying electric field compare.
Test mainly comprises following five contents:
1, meteorological parameters precision test under the simulate electric field state;
2, video capture and transmission system function test under the simulate electric field state;
3, simulate electric field state lower pulling force sensor accuracy test;
4, simulate electric field state angle of declination sensor accuracy test;
5, data acquisition under the simulate electric field state, storage, compression and transfer function test.
Whether test testing of equipment precision is in allowed band.The various measured datas of part are as follows:
1. meteorologic parameter:
| Meteorologic parameter | Temperature | Humidity | Wind speed | Wind direction |
| Extra electric field is arranged | 16.8℃ | 82.8％ | 6.96m/s | 33.75 degree |
| No extra electric field | 16.6℃ | 83％ | 6.89m/s | 33.75 degree |
2. video capture:
Take all normally having or not under the extra electric field situation, illustrate that video capability is not subjected to electric field influence.
3. pulling force sensor:
| The |
1 | 2 | 3 | 4 |
| Extra electric field is arranged | 1.2kN | 1.61kN | 1.80kN | 2.0kN |
| No extra electric field | 1.21kN | 1.6kN | 1.78kN | 2.03kN |
4. obliquity sensor:
| The |
1 | 2 | 3 | 4 |
| Extra electric field is arranged | 0 degree | 25.2 degree | 40 degree | 61.3 degree |
| No extra electric field | 0 degree | 25.4 degree | 40.2 degree | 61.2 degree |
In applying the process of simulate electric field, every function of its on-line monitoring device for transmission line 1 keeps normally always, and image camera function is normal, and picture is clear, the basic data good stability of test, and the comprehensive deviation of each individual event measured data is all＜5%.Data from aforementioned table as can be seen, extra electric field does not influence the precision of the data acquisition of this cover system, this cover system can not cause off-limits test error because of the interference of on-the-spot highfield in the environment at the scene.Promptly illustrate whole system can be under the actual electric field environment of ultra-high-tension power transmission line operate as normal.
Claims (1)
1. the simulate electric field test method of an on-line monitoring device for transmission line is characterized in that may further comprise the steps:
A. on-line monitoring device for transmission line is placed in the high-voltage electric field laboratory, opens monitoring device, and with the monitoring main frame background system wireless communications of outside, laboratory;
B. the fan of opening in the laboratory provides wind regime to the air velocity transducer and the wind transducer of described monitoring device, on the pulling force sensor of described monitoring device, hang weight, apply the simulate electric field of 47kV/m under the normal temperature to monitoring device, monitoring device is continuously to monitoring main frame background system wirelessly transmitting data;
C. by the data of being transmitted among the monitoring main frame background system recording step B, and the data that the laboratory is applied before and after the simulate electric field compare:
C1. meteorologic parameter accuracy testing, comparative experiments chamber apply temperature, humidity and wind speed, the wind direction data of the described monitoring device transmission in simulate electric field front and back, and the changing value of the data of its temperature, humidity and wind speed, wind direction should be less than 5%;
C2. the video capture of camera and transmission system test, comparative experiments chamber apply described monitoring device The Cloud Terrace rotation and image transmitted quality before and after the simulate electric field, its The Cloud Terrace rotation and image should be normally with should be clear and legible;
C3. pulling force sensor accuracy testing, comparative experiments chamber apply the pulling force data of the described monitoring device transmission in simulate electric field front and back, and the changing value of its pulling force data should be less than 5%;
C4. obliquity sensor accuracy testing, comparative experiments chamber apply the inclination data of the described monitoring device transmission in simulate electric field front and back, and the changing value of its inclination data should be less than 5%;
Transmitting should not appear in C5. data acquisition, storage, compression and transfer function test, the wireless transmission process that applies monitoring device described in the process of simulate electric field in the laboratory stagnates and the phenomenon of data perturbation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810048939XA CN101359023B (en) | 2008-08-21 | 2008-08-21 | Simulate electric field test method for on-line monitoring device for transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810048939XA CN101359023B (en) | 2008-08-21 | 2008-08-21 | Simulate electric field test method for on-line monitoring device for transmission line |
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| Publication Number | Publication Date |
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| CN101359023A CN101359023A (en) | 2009-02-04 |
| CN101359023B true CN101359023B (en) | 2011-02-09 |
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| CN102509441B (en) * | 2011-11-23 | 2013-03-20 | 中环天仪（天津）气象仪器有限公司 | Method for realizing long-distance transmission of wind direction analog signal |
| CN105807176B (en) * | 2016-03-22 | 2020-03-17 | 国网山东省电力公司东营市东营区供电公司 | Laboratory simulation test device and test method for electrical equipment online detection device |
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