CN104237909A - Building health monitoring evaluation system based on BDS/GPS - Google Patents
Building health monitoring evaluation system based on BDS/GPS Download PDFInfo
- Publication number
- CN104237909A CN104237909A CN201310530228.7A CN201310530228A CN104237909A CN 104237909 A CN104237909 A CN 104237909A CN 201310530228 A CN201310530228 A CN 201310530228A CN 104237909 A CN104237909 A CN 104237909A
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- CN
- China
- Prior art keywords
- gps
- bds
- health monitoring
- big dipper
- receiving
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/14—Receivers specially adapted for specific applications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/33—Multimode operation in different systems which transmit time stamped messages, e.g. GPS/GLONASS
Abstract
The invention discloses a building health monitoring evaluation system based on BDS/GPS. The building health monitoring evaluation system comprises a BDS monitoring point, a BDS base station, a GPS monitoring point, a GPS base station, a BDS/GPS joint resolving position, the Ethernet, a cloud architecture data center, a decision-making scientific research center, a warning, forecasting and emergency command center and an application terminal. The BDS base station transmits data of the BDS monitoring point to the BDS/GPS joint resolving position, the GPS base station transmits data of the GPS monitoring point to the BDS/GPS joint resolving position, the BDS/GPS joint resolving position transmits the data to the cloud architecture data center, the warning, forecasting and emergency command center and the application terminal through the Ethernet, and the cloud architecture data center transmits the data to the decision-making scientific research center. Compared with single system health monitoring, multi-system combined health monitoring has more advantages in continuity, usability, reliability, accuracy, efficiency and other aspects.
Description
Technical field
The present invention relates to a kind of buildings health monitoring evaluating system, particularly relate to a kind of buildings health monitoring evaluating system based on BDS/GPS dual system.
Background technology
Along with the astogeny of the city Large Infrastructure Projects such as China's building, bridge, building structure health monitoring is more and more important, in the urgent need to the automatic structure health monitoring systems of exploitation based on new technology.Novel satellite positioning tech and network information technology monitoring, management, analysis and prediction structural safety situation is adopted to suit this social demand just, its market can be more and more wide, will progressively form the rising and high-tech industries of fabric structure health monitoring, safety evaluation, injury repair, security maintenance.
The general GPS of employing location receiver monitors buildings health status at present, there is successful case both at home and abroad, but, single GPS monitors, there is the problem of following two aspects: (1) security of system problem, deformation monitoring generally adopts relative positioning technology, and GPS relative positioning technology has been widely used in various deformation monitoring at present.Single use GPS technology, has a lot of deficiency.Such as comprise telecommunications, finance, electric power and internet arena, before generally be GPS time service.Financial circles are very high to the requirement of time, and the time one, disorderly the loss caused was difficult to estimation.And in military field, the nineties in last century, China was in a military exercise of southeastern coast, the gps satellite of use just once went wrong.(2) Problem of System Reliability, triangular web deformation monitoring, deformation monitoring has weak point at everyways such as continuity, availability, reliability, precision and efficiency.
Prior art, please refer to the CN201114051Y Chinese patent of bulletin on September 10th, 2008, it discloses a kind of Big Dipper/GPS time service type dual system reception antenna, the dependence to single navigational system broken away from by this receiving antenna, improves the stability of system.
In view of above-mentioned defect, be necessary in fact to design a kind of buildings health monitoring evaluating system based on BDS/GPS dual system.
Summary of the invention
Technical matters to be solved by this invention is: provide a kind of buildings health monitoring evaluating system based on BDS/GPS dual system, and this system can realize buildings health monitoring assessment, thus realize safer, more accurately, more practical monitoring objective.
For solving the problems of the technologies described above, technical scheme of the present invention is:
A kind of buildings health monitoring evaluating system based on BDS/GPS dual system, it comprises BDS monitoring point, BDS base station, GPS monitoring point, GPS base station, BDS/GPS Combined Calculation place, Ethernet, cloud framework data center, decision-making scientific research center, early-warning and predicting and Police Command Center, and application terminal, described BDS base station/GPS base station separately just the data of BDS monitoring point/GPS monitoring point transfer to BDS/GPS Combined Calculation place, BDS/GPS Combined Calculation place sends data to cloud framework data center respectively by Ethernet, early-warning and predicting and Police Command Center, and application terminal, described cloud framework data center sends data to decision-making scientific research center.
Triangular web health monitoring compared to existing technology, beneficial effect of the present invention is as follows: multisystem combination health monitoring has more advantage at everyways such as continuity, availability, reliability, precision and efficiency, abundant navigation information can be utilized, greatly improve the availability of user, accuracy, integrity and reliability.
Further, use BDS and GPS dual system combination receiving system to receive information, BDS and GPS dual system combination receiving system comprises antenna element and receiving element.
Further, described antenna element comprises GPS receiving antenna and Big Dipper receiving antenna, and described GPS receiving antenna is for receiving GPS information, and described Big Dipper receiving antenna is for receiving BDS information.
Further, described receiving element comprises GPS receiving element and Big Dipper receiving element.
Further, described GPS receiving element comprises low noise amplifier, frequency converter, A/D, Big Dipper trapping module, Big Dipper tracking module, Beidou navigation text demodulation module, and the information of described Big Dipper receiving antenna is respectively by each several part process in Big Dipper receiving element.
Further, described Big Dipper receiving element comprises low noise amplifier, frequency converter, A/D, GPS trapping module, GPS tracking module, gps navigation message demodulation module, and the information of described GPS receiving antenna is respectively by each several part process in GPS receiving element.
Accompanying drawing explanation
Fig. 1 is fabric structure health monitoring evaluating system schematic diagram according to the invention.
Fig. 2 is that BDS/GPS according to the invention combines receiving system schematic diagram.
Wherein:
BDS monitoring point 10 GPS receiving antenna 11
Low noise amplifier 12 frequency converter 13
A/D14 BDS base station 15
Big Dipper tracking module 16 Beidou navigation text demodulation module 17
GPS monitoring point 20 Big Dipper receiving antenna 21
Low noise amplifier 22 frequency converter 23
A/D24 GPS base station 25
GPS tracking module 26 gps navigation message demodulation module 27
Pseudo-range information Combined Calculation module 28 BDS/GPS Combined Calculation place 30
Pseudo-range information Combined Calculation module 35 Ethernet 40
Display module 45 cloud framework data center 50
Decision-making scientific research center 60 early-warning and predicting and Police Command Center 70
Application terminal 80
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Figure 1, based on a buildings health monitoring evaluating system for BDS/GPS dual system, it comprises several BDS monitoring points 10, BDS base station 15, some GPS monitoring points 20, GPS base station 25, BDS/GPS Combined Calculation place 30, Ethernet 40, cloud framework data center 50, decision-making scientific research center 60, early-warning and predicting and Police Command Center 70 and application terminal 80.The data of the respective just BDS monitoring point 10/GPS monitoring point 20 of BDS base station 15/GPS base station 25 transfer to BDS/GPS Combined Calculation place 30, BDS/GPS Combined Calculation place 30 sends data to cloud framework data center 50, early-warning and predicting and Police Command Center 70 and application terminal 80 respectively by Ethernet 40, and cloud framework data center 50 sends data to decision-making scientific research center 60.Application terminal 80 can be mobile phone, flat board, computer etc.
The present invention is based on BDS and GPS binary-star system precision positioning technology, in conjunction with advanced network communication, data base administration and data mining technology, structure analysis and deformation parameter inversion technique, multimedia 3D display technique, set up real-time, a dynamic monitoring network system for urban skyscraper and great infrastructure architecture health.This system will utilize BDS and GPS binary-star system, acceierometer sensor and atmospherium etc., by internet, all observation datas are sent to data center in real time, adopt precision measurement locator data process software, the observation data such as displacement, vibration of real-time calculating and display monitoring target, adopt structure analysis software to carry out space-time analysis to displacement and vibration simultaneously, the deformation of inverting structure under load effect and interior force-responsive, carry out analysis and evaluation to structural health conditions and security.
To receive information different from the single GPS of use, and the present invention uses BDS/GPS to combine reception information.It is develop on the Big Dipper receiving system basis of China's independent development that BDS/GPS combines receiving system, only a user receiving system need be used just can to receive simultaneously and process the Big Dipper and GPS two kinds of satellite-signals, object is the correlation function that can realize navigator fix in the whole world Anywhere, and can ensure the accuracy of user's positioning precision.
As shown in Figure 2, use BDS and GPS dual system combination receiving system to receive information, BDS and GPS dual system combination receiving system comprises antenna element and receiving element.Antenna element comprises GPS receiving antenna 11 and Big Dipper receiving antenna 21, GPS receiving antenna 11 for receiving GPS information, and Big Dipper receiving antenna 21 is for receiving BDS information.Receiving element comprises GPS receiving element and Big Dipper receiving element.Big Dipper receiving element comprises low noise amplifier 22, frequency converter 23, A/D24, Big Dipper trapping module 25, Big Dipper tracking module 26, Beidou navigation text demodulation module 27, and the information of Big Dipper receiving antenna 11 is respectively by each several part process in Big Dipper receiving element.GPS receiving element comprise low noise amplifier 12, frequency converter 13, A/D14, GPS trapping module 15, GPS tracking module 16, gps navigation message demodulation module 17, GPS receiving antenna information respectively by each several part process in GPS receiving element.The information transmission of Beidou navigation text demodulation module 17 and gps navigation message demodulation module 27 to pseudo-range information Combined Calculation module 35, pseudo-range information Combined Calculation module 28 by information transmission to display module 45.
In antenna element, consider that the carrier frequency that the system-satellite of BDS with GPS is launched is different, need to retain respective antenna system, respectively the satellite-signal of BDS and GPS received is transported in low-noise preamplifier and carries out amplification process, the local oscillation signal produced with this locality after bandpass filtering treatment again carries out mixing, converts volume signal in numeral to send into next unit finally by A/D; In the trapping module of receiving element, first copied by receiver and generate local Kasami and C/A two kinds of pseudo-random codes, then move local code make itself and Kasami and the C/A code received compare after the useful information that captures send in tracking module and process further; Need to do data conversion and data fusion to the observed quantity of the Big Dipper received and GPS and satellite navigation message in demodulation module, corresponding data is processed in pseudo-range information Combined Calculation module, carry out PVT and resolve the concrete data finally drawing target, and result is shown to data network, realize complete information data receiving function.
Above one embodiment of the present of invention have been described in detail, but described content being only the preferred embodiment of the invention, the practical range for limiting the invention can not being considered to.All equalizations done according to the invention application range change and improve, and all should still belong within patent covering scope of the present invention.
Claims (7)
1. the buildings health monitoring evaluating system based on BDS/GPS dual system, it comprises BDS monitoring point, BDS base station, GPS monitoring point, GPS base station, BDS/GPS Combined Calculation place, Ethernet, cloud framework data center, decision-making scientific research center, early-warning and predicting and Police Command Center, and application terminal, it is characterized in that: described BDS base station/GPS base station separately just the data of BDS monitoring point/GPS monitoring point transfer to BDS/GPS Combined Calculation place, BDS/GPS Combined Calculation place sends data to cloud framework data center respectively by Ethernet, early-warning and predicting and Police Command Center, and application terminal, described cloud framework data center sends data to decision-making scientific research center.
2., as claimed in claim 1 based on the buildings health monitoring evaluating system of BDS/GPS dual system, it is characterized in that: described application terminal comprises mobile phone, flat board and computer.
3. as claimed in claim 1 based on the buildings health monitoring evaluating system of BDS/GPS dual system, it is characterized in that: use BDS and GPS dual system combination receiving system to receive information, BDS and GPS dual system combination receiving system comprises antenna element and receiving element.
4. as claimed in claim 3 based on the buildings health monitoring evaluating system of BDS/GPS dual system, it is characterized in that: described antenna element comprises GPS receiving antenna and Big Dipper receiving antenna, described GPS receiving antenna is for receiving GPS information, and described Big Dipper receiving antenna is for receiving BDS information.
5., as claimed in claim 4 based on the buildings health monitoring evaluating system of BDS/GPS dual system, it is characterized in that: described receiving element comprises GPS receiving element and Big Dipper receiving element.
6. as claimed in claim 5 based on the buildings health monitoring evaluating system of BDS/GPS dual system, it is characterized in that: described Big Dipper receiving element comprises low noise amplifier, frequency converter, A/D, Big Dipper trapping module, Big Dipper tracking module, Beidou navigation text demodulation module, the information of described Big Dipper receiving antenna is respectively by each several part process in Big Dipper receiving element.
7. as claimed in claim 5 based on the buildings health monitoring evaluating system of BDS/GPS dual system, it is characterized in that: described GPS receiving element comprises low noise amplifier, frequency converter, A/D, GPS trapping module, GPS tracking module, gps navigation message demodulation module, the information of described GPS receiving antenna is respectively by each several part process in GPS receiving element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310530228.7A CN104237909A (en) | 2013-10-30 | 2013-10-30 | Building health monitoring evaluation system based on BDS/GPS |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310530228.7A CN104237909A (en) | 2013-10-30 | 2013-10-30 | Building health monitoring evaluation system based on BDS/GPS |
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| CN104237909A true CN104237909A (en) | 2014-12-24 |
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| CN201310530228.7A Pending CN104237909A (en) | 2013-10-30 | 2013-10-30 | Building health monitoring evaluation system based on BDS/GPS |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107493317A (en) * | 2017-06-30 | 2017-12-19 | 重庆交通大学 | Bridge structure relative deformation monitoring system and method based on BDS |
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2013
- 2013-10-30 CN CN201310530228.7A patent/CN104237909A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107493317A (en) * | 2017-06-30 | 2017-12-19 | 重庆交通大学 | Bridge structure relative deformation monitoring system and method based on BDS |
| CN107493317B (en) * | 2017-06-30 | 2020-03-31 | 重庆交通大学 | BDS-based bridge structure relative deformation monitoring system and method |
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Application publication date: 20141224 |