CN105136117A - Beidou communication system-based electric tower inclination monitoring system - Google Patents
Beidou communication system-based electric tower inclination monitoring system Download PDFInfo
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- CN105136117A CN105136117A CN201510450802.7A CN201510450802A CN105136117A CN 105136117 A CN105136117 A CN 105136117A CN 201510450802 A CN201510450802 A CN 201510450802A CN 105136117 A CN105136117 A CN 105136117A
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- arm processor
- antenna
- measurement antenna
- electric tower
- communication system
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Radio Relay Systems (AREA)
Abstract
The invention relates to a power transmission line monitoring technology and concretely relates to a Beidou communication system-based electric tower inclination monitoring system. The system comprises a measurement antenna, an ARM processor, a solar photovoltaic power supply system and a Beidoutianxuan transmission-type user machine. The measurement antenna is installed on an electric tower and data is transmitted between the measurement antenna and the Beidou satellite by radio wave. The ARM processor is used for receiving and processing the signal data monitored by the measurement antenna. The solar photovoltaic power supply system provides power for the measurement antenna and the ARM processor. By the Beidou satellite, the Beidoutianxuan transmission-type user machine receives the data processed by the ARM processor. The system can timely get electric tower safety and reliability conditions, give multiple types of pre-alarms aiming at gradient excessive electric tower inclination status according to inclination monitoring data development tendency, guide inspection and maintenance, prompt an operation maintainer to reinforce foundation so that an electric tower collapse accident is prevented.
Description
Technical field
The present invention relates to transmission line of electricity monitoring technology, specifically a kind of based on Beidou communication system electricity tower inclination monitoring system.
Background technology
Along with the fast development of China's economy, the transmission line of electricity of electric system becomes increasingly complex huge.Once break down with accident, certainly will cause that electric power looped network is heavy, the generation of extraordinarily serious safety accident, bring serious economic loss to country, even cause social destabilization.So, the variation tendency of Real-Time Monitoring inclination of electric power tower state, and give warning in advance, be of great importance and necessity.
Transmission line of electricity all adopts overhead transmission line substantially, due to the construction of line aloft, need to bear the impacts such as the effect of the mechanical forces such as deadweight, wind-force, heavy rain and ice and snow, dust storm and geologic hazard, service condition is very severe.In desert region, high salt soil district, the unfavorable geology district such as goaf and landslide area, mountain region, under gravity, stress, natural force perturbation action, shaft tower ground is easily out of shape, cause shaft tower inclination, the even broken string of falling tower, make supply line at a standstill, have a strong impact on the productive life of people, bring about great losses.
Summary of the invention
The invention provides a kind of difficulties efficiently solving transmission line of electricity on-line monitoring, realize digitizing, automatic station ideal solution based on Beidou communication system electricity tower inclination monitoring system.
For solving the problems of the technologies described above, the present invention takes following technical scheme:
A kind of based on Beidou communication system electricity tower inclination monitoring system, comprise measurement antenna, arm processor, solar photovoltaic powered system and Big Dipper Merak mode transmission subscriber computer, described measurement astronomical cycle also and between big-dipper satellite transmits data by radiowave on electric tower, described arm processor is for receiving and process the signal data of described measurement antenna monitoring, described solar photovoltaic powered system is described measurement antenna, arm processor provides power supply, described Big Dipper Merak mode transmission subscriber computer receives the data of arm processor process by big-dipper satellite.
Preferably, described measurement antenna is the double star double frequency zero phase central medium antenna of the low noise amplifier containing bandpass filter.
Preferably, the phase center≤2.5mm of described double star double frequency zero phase central medium antenna, gain is 26DB, and its base is metallic aluminium seat, and antenna cover has waterproof, anti-ultraviolet function.
Preferably, described solar photovoltaic powered system comprises solar energy photovoltaic panel and accumulator, and wherein solar energy photovoltaic panel charges a battery.
Compared with prior art, beneficial effect of the present invention is:
The present invention is a kind of can Real-Time Monitoring shaft tower inclination conditions based on Beidou communication system electricity tower inclination monitoring system, timely safety, the secure status understanding operation shaft tower, according to inclination Monitoring Data development trend, to exceeding standard, shaft tower tilt condition carries out various ways pre-alarm in time, guided maintenance and maintenance, remind operation maintenance personnel consolidated subsoil, prevent the accident of falling tower from occurring.
Accompanying drawing explanation
Fig. 1 is circuit module syndeton schematic diagram of the present invention;
Fig. 2 is the abstract geometric model of high tension electric tower tripod;
Fig. 3 is the normal vector computing formula of A'B'C' plane;
Fig. 4 is the normal vector computing formula of A'B'C' plane;
Fig. 5 is transformational relation schematic diagram;
Fig. 6 is the conversion formula of terrestrial coordinate BLH to ECEF coordinate XYZ;
Fig. 7 is that the Big Dipper of the present invention is measured shaft tower and to be tilted abstract geometric model;
Fig. 8 is that the Big Dipper of the present invention measures shaft tower inclinometer calculation formula.
Embodiment
Shown in accompanying drawing 1-Fig. 8, a kind of based on Beidou communication system electricity tower inclination monitoring system, comprise measurement antenna, arm processor, solar photovoltaic powered system and Big Dipper Merak mode transmission subscriber computer, described measurement astronomical cycle also and between big-dipper satellite transmits data by radiowave on electric tower, described arm processor is for receiving and process the signal data of described measurement antenna monitoring, described solar photovoltaic powered system is described measurement antenna, arm processor provides power supply, described Big Dipper Merak mode transmission subscriber computer receives the data of arm processor process by big-dipper satellite.
Preferably, described measurement antenna is the double star double frequency zero phase central medium antenna of the low noise amplifier containing bandpass filter.
Preferably, the phase center≤2.5mm of described double star double frequency zero phase central medium antenna, gain is 26DB, and its base is metallic aluminium seat, and antenna cover has waterproof, anti-ultraviolet function.
Preferably, described solar photovoltaic powered system comprises solar energy photovoltaic panel and accumulator, and wherein solar energy photovoltaic panel charges a battery.
The present invention is by being arranged on the measurement antenna on electric tower, what this measurement antenna was selected is containing the double star double frequency zero phase central medium antenna of the low noise amplifier of bandpass filter, by multiple filter filtering interference signals, ensure normally to work under bad electromagnetic environment; Phase center≤the 2.5mm of antenna simultaneously, gain is 26DB, has the advantages that in vertical plane polarizers of big angle scope, phase center is stable; Measure the locus of antenna by monitoring position electricity tower, data analysis judgement is carried out through arm processor, then the data after analysis are sent to big-dipper satellite by measuring antenna, this signal is sent to Big Dipper Merak mode transmission subscriber computer by big-dipper satellite, realizes free of discontinuities monitoring in 24 hours.
The Big Dipper of the present invention measure shaft tower inclinometer calculation method and principle as follows:
1, three measurement antennas are placed in three summits at high tension electric tower tripod by first-selection respectively, calculate the pitch angle (positioning result measuring antenna represents so that terrestrial coordinate longitude and latitude is high) of high tension electric tower according to the positioning result of three measurement antennas.
2, describe according to step 1, by its abstract be geometric model as shown in Figure 2: by abstract for high tension electric tower be the l' in figure, three summits of tripod respectively abstract for A', B', the C' in Fig. 2 be the pitch angle of high tension electric tower; The problem mentioned in step 1 is described below: known 111A'(B, L, H), 222B'(B, L, H), 333C'(B, L, H), the plane that l' and A'B'C' is formed is vertical, asks the pitch angle of l' namely to ask the angle of l' and surface level, asks the angle of l' and surface level namely to ask the normal vector of the plane be made up of A'B'C' and the angle of surface level.
3, with A' point for reference point sets up level coordinates system (ENUxyz coordinate system): with A' point for initial point, in surface level, be respectively x-axis and y-axis with its east orientation and north orientation, with perpendicular to surface level point to sky to direction for z-axis.Then the coordinate of A' in this coordinate system is (0,0,0).Suppose B', C' coordinate in ENUxyz coordinate system be respectively 222 (,) ENUXYZ, 333 (,) ENUXYZ, ask the normal vector of A'B'C' plane below: vector 222 (,) ENUA'B'XYZ, vector 333 (,) ENUA'C'XYZ, then the normal vector of A'B'C' plane is Fig. 3 and Fig. 4 computing formula.
4, ensuing key issue solves 222B'(B, L, H) (,) ENUXYZ and 333C'(B to 222, L, H) conversion of (,) ENUXYZ to 333.Now introduce ECEF coordinate system (ECEF coordinate system), be first latitude by terrestrial coordinate BLH(B, L is longitude, and H is elevation) be transformed into ECEF coordinate XYZ, transformational relation is as shown in Figure 5.Terrestrial coordinate BLH to ECEF coordinate XYZ changes as shown in Figure 6: wherein a is the semi-major axis of reference ellipsoid (CGCS2000), and e is the eccentricity of reference ellipsoid (CGCS2000).
The conversion of ECEF coordinate XYZ to ENUxyz coordinate:
As shown in Figure 5, suppose P(B, L, H) point is the initial point of ENUxyz coordinate system, as figure sets up ENUxyz
Coordinate system, XYZ forms ECEF rectangular coordinate system.
4, the Big Dipper of the present invention measures shaft tower inclinometer calculation method:
Shown in Figure 7, S (BS, LS, HS) point is required point, can obtain the coordinate xs of S point in ECEF according to step 3 method, also can obtain the coordinate xp of P point in ECEF simultaneously.Suppose that the coordinate of S in ENUxyz coordinate system is xl, the measurement at shaft tower angle of inclination can be completed by Fig. 8 formula.
The present invention can realize transmission line status parameter online system, round-the-clock real time monitoring is carried out to the running status of electric line, to make timely early warning to incipient fault and the measure of adopting avoids fault to occur, be the innate need of the economy improving Operation of Electric Systems safety and reliability, there is heavy meaning.
Claims (4)
1. one kind based on Beidou communication system electricity tower inclination monitoring system, it is characterized in that: comprise measurement antenna, arm processor, solar photovoltaic powered system and Big Dipper Merak mode transmission subscriber computer, described measurement astronomical cycle also and between big-dipper satellite transmits data by radiowave on electric tower, described arm processor is for receiving and process the signal data of described measurement antenna monitoring, described solar photovoltaic powered system is described measurement antenna, arm processor provides power supply, described Big Dipper Merak mode transmission subscriber computer receives the data of arm processor process by big-dipper satellite.
2. one according to claim 1 is based on Beidou communication system electricity tower inclination monitoring system, it is characterized in that: described measurement antenna is the double star double frequency zero phase central medium antenna of the low noise amplifier containing bandpass filter.
3. one according to claim 2 is based on Beidou communication system electricity tower inclination monitoring system, it is characterized in that: the phase center≤2.5mm of described double star double frequency zero phase central medium antenna, gain is 26DB, its base is metallic aluminium seat, and antenna cover has waterproof, anti-ultraviolet function.
4. one according to claim 1 is based on Beidou communication system electricity tower inclination monitoring system, it is characterized in that: described solar photovoltaic powered system comprises solar energy photovoltaic panel and accumulator, and wherein solar energy photovoltaic panel charges a battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510450802.7A CN105136117A (en) | 2015-07-26 | 2015-07-26 | Beidou communication system-based electric tower inclination monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510450802.7A CN105136117A (en) | 2015-07-26 | 2015-07-26 | Beidou communication system-based electric tower inclination monitoring system |
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| CN105136117A true CN105136117A (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510450802.7A Withdrawn CN105136117A (en) | 2015-07-26 | 2015-07-26 | Beidou communication system-based electric tower inclination monitoring system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108387215A (en) * | 2018-02-10 | 2018-08-10 | 杭州后博科技有限公司 | A kind of Iron tower incline angle computation method and system based on satellite positioning |
| CN108983265A (en) * | 2018-04-17 | 2018-12-11 | 南京信息工程大学 | A kind of communication base station safe operation automatic monitoring and early warning system |
| CN112393711A (en) * | 2020-11-16 | 2021-02-23 | 国网江苏省电力有限公司苏州市吴江区供电分公司 | Pole tower settlement and inclination monitoring system based on Beidou positioning and monitoring method thereof |
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| US5841353A (en) * | 1995-08-16 | 1998-11-24 | Trimble Navigation Limited | Relating to the determination of verticality in tall buildings and other structures |
| CN101989767A (en) * | 2010-10-13 | 2011-03-23 | 中电国科(北京)科技有限公司 | Comprehensive measuring and controlling device of high voltage pole tower |
| KR20120038761A (en) * | 2010-10-14 | 2012-04-24 | 한국전력공사 | Gis terminal for an electric pole having gps function and vertical and horizontal slope measurement function |
| CN203534587U (en) * | 2013-10-12 | 2014-04-09 | 安徽徽辰电气有限公司 | Real-time monitoring system for tilting of power transmission line pole tower based on Beidou satellite communication |
| CN104141406A (en) * | 2014-07-09 | 2014-11-12 | 国家电网公司 | Electric iron tower mounted with 4G antenna |
| CN204142238U (en) * | 2014-09-19 | 2015-02-04 | 国家电网公司 | A kind of power transmission line shaft tower inclination monitoring system based on Beidou satellite system |
| CN204346423U (en) * | 2014-07-26 | 2015-05-20 | 国家电网公司 | A kind of shaft tower degree of tilt pick-up unit |
-
2015
- 2015-07-26 CN CN201510450802.7A patent/CN105136117A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5841353A (en) * | 1995-08-16 | 1998-11-24 | Trimble Navigation Limited | Relating to the determination of verticality in tall buildings and other structures |
| CN101989767A (en) * | 2010-10-13 | 2011-03-23 | 中电国科(北京)科技有限公司 | Comprehensive measuring and controlling device of high voltage pole tower |
| KR20120038761A (en) * | 2010-10-14 | 2012-04-24 | 한국전력공사 | Gis terminal for an electric pole having gps function and vertical and horizontal slope measurement function |
| CN203534587U (en) * | 2013-10-12 | 2014-04-09 | 安徽徽辰电气有限公司 | Real-time monitoring system for tilting of power transmission line pole tower based on Beidou satellite communication |
| CN104141406A (en) * | 2014-07-09 | 2014-11-12 | 国家电网公司 | Electric iron tower mounted with 4G antenna |
| CN204346423U (en) * | 2014-07-26 | 2015-05-20 | 国家电网公司 | A kind of shaft tower degree of tilt pick-up unit |
| CN204142238U (en) * | 2014-09-19 | 2015-02-04 | 国家电网公司 | A kind of power transmission line shaft tower inclination monitoring system based on Beidou satellite system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108387215A (en) * | 2018-02-10 | 2018-08-10 | 杭州后博科技有限公司 | A kind of Iron tower incline angle computation method and system based on satellite positioning |
| CN108983265A (en) * | 2018-04-17 | 2018-12-11 | 南京信息工程大学 | A kind of communication base station safe operation automatic monitoring and early warning system |
| CN112393711A (en) * | 2020-11-16 | 2021-02-23 | 国网江苏省电力有限公司苏州市吴江区供电分公司 | Pole tower settlement and inclination monitoring system based on Beidou positioning and monitoring method thereof |
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Application publication date: 20151209 |
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