CN103472774A - Real-time monitoring system and method of power tunnel - Google Patents
Real-time monitoring system and method of power tunnel Download PDFInfo
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- CN103472774A CN103472774A CN2013103657631A CN201310365763A CN103472774A CN 103472774 A CN103472774 A CN 103472774A CN 2013103657631 A CN2013103657631 A CN 2013103657631A CN 201310365763 A CN201310365763 A CN 201310365763A CN 103472774 A CN103472774 A CN 103472774A
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Abstract
The invention relates to a real-time monitoring system and method of a power tunnel. The real-time monitoring system comprises a tunnel-structure monitoring sensor, a real-time monitoring instrument, a periodical monitoring instrument, a data acquisition and transmission subsystem, a data processing and database management subsystem and an information processing and application subsystem, wherein the tunnel-structure monitoring sensor, the real-time monitoring instrument, the data acquisition and transmission subsystem, the data processing and database management subsystem and the information processing and application subsystem are connected in sequence; the periodical monitoring instrument is connected with the tunnel-structure monitoring sensor and the data processing and database management subsystem respectively. Compared with the prior art, the real-time monitoring system and the method have the advantages of reasonable system architecture, high reliability, good compatibility and strong interference resistance and the like.
Description
Technical field
The present invention relates to remote automation monitoring field, tunnel, especially relate to a kind of electric power tunnel real-time monitoring system and method.
Background technology
Since the nineties in 20th century, enforcement along with Larger Engineering Projects such as LONG-SPAN RAILWAY highway combined bridge, large hydropower station, International Space Stn. Program, Mars unmanned probing plans, the Gernral Check-up problem of the large scale structure system relevant to kinematic behavior becomes rapidly the focus of international academic community and engineering circles concern, in bridge, skyscraper field, many application examples have been arranged: U.S. Robert etc. has carried out the monitoring of the built on stilts cement structures of light rail, and 8 rail sections have been carried out to in-service monitoring and structure for health diagnosis analysis under the different weather condition; Health monitoring systems has been installed in newly-built building, Lai Te railway station (Lehrter Bahnhof, Ber1in) in Berlin by Germany; Yet, aspect large tunnel, but rarely have and utilize health monitoring systems structure to be carried out to the case of monitoring management.
Health Diagnosis of Tunnel research is as research direction emerging in Tunnel Engineering, is the assessment and analysis disease to the influence degree of tunnel health status and takes rationally effectively prerequisite and the basis of maintenance and maintenance measures.The tunnel structure Digital Study belongs to the forward position scientific research project in city tunnel engineering and even all civil engineering structure categories, compare the theoretical research of traditional application project practice, the advantage of digitizing maximum is for building and the late maintaining management provides an extendible platform, by the structure visualization function, design by tunnel, build, Structural defect, the information such as maintenance management are integrated presenting in real time, by the view of 2D and 3D and the link that can inquire about, transfer available information from database in real time, for the various functions of building the cultivating one platform of structure provide the information foundation.
Now both at home and abroad for the research of tunnel operation curing system and the comparison successful story of engineering information combination, mainly contain the subway information integrated management system of USA New York, and urban subway, Tokyo business management system, yet these systems are mainly from the daily operation management maintenance of subway, focus on the management maintenance of car group, equipment, and emergency scheduling in emergency circumstances, crowd evacuation etc. set out, for the monitoring shorter mention of Structural defect diagnosis and treatment and engineering mechanics situation.
Summary of the invention
Purpose of the present invention is exactly to provide a kind of electric power tunnel real-time monitoring system and method in order to overcome the defect that above-mentioned prior art exists.
Purpose of the present invention can be achieved through the following technical solutions: a kind of electric power tunnel real-time monitoring system, it is characterized in that, and comprise
The tunnel structure monitoring sensor, for detection of the variation of tunnel structure parameter;
Real-time monitoring instrument, for the on-line real time monitoring tunnel, receive tunnel structure monitoring sensor supplemental characteristic;
The periodic monitoring instrument, carry out periodic monitoring to the tunnel key structure on request;
The data acquisition transmission subsystem, realize data acquisition and communication;
Data are processed and data base management subsystem, and the data of periodic monitoring instrument and real-time monitoring instrument are managed;
Information processing and application subsystem, realize the functions such as information acquisition, threshold value early warning, condition evaluation, operation management, Maintenance Decision making;
Described tunnel structure monitoring sensor, real-time monitoring instrument, data acquisition transmission subsystem, data processing and data base management subsystem, information processing and application subsystem connect successively, and described periodic monitoring instrument with the tunnel structure monitoring sensor, with data, processes respectively and data base management subsystem is connected.
Described tunnel structure monitoring sensor comprises Segment displacement sensor, structural internal force sensor and Water And Earth Pressures sensor.
Described information processing and application subsystem comprise safe operation and early warning reporting modules, health status classified estimation expert module and maintenance decision-making module.
A kind of electric power tunnel method of real-time, is characterized in that, the method comprises the following steps:
1) all kinds of tunnel structure monitoring sensors are placed in to each monitoring point, tunnel;
2), when the monitoring of structures parameter changes, all kinds of tunnel structure monitoring sensors send to real-time monitoring instrument and periodic monitoring instrument to be changed parameter signal;
3) real-time monitoring instrument judges whether sensor is fiber-optic grating sensor, is to turn to step 4), otherwise turn to step 5);
4) real-time monitoring instrument directly is sent to the data acquisition transmission subsystem by the fiber-optic grating sensor signal after conversion by optical cable, and fiber Bragg grating (FBG) demodulator is converted to the wavelength digital signal by the test signal of reception and sends to data and processes and data base management subsystem afterwards;
5) real-time monitoring instrument carries out other sensor electrical measurement signals to be sent to the data acquisition transmission subsystem after pre-service, afterwards it is reduced to test of digital signal and sends to data to process and data base management subsystem;
6) the periodic monitoring instrument, according to the periodic monitoring requirement, sends to data by the safety case parameter and processes and data base management subsystem;
7) each parameter gathers and stores database into, and information processing and application subsystem are calculated to be the variation of structural parameters according to the sensor test calibrating parameters by it;
8) information processing and application subsystem are carried out initial analysis and singularity judgement to image data, complete member and the data collection task of Real-Time Monitoring integrated data after the elimination abnormal data.
Step 8) described information processing and application subsystem are carried out initial analysis for adopting regression analysis to draw matched curve to image data, adopt levenberg-marquart algorithm as prediction algorithm, infer within the specific limits the variation tendency value, for construction provides information prediction.
Compared with prior art, the present invention has the following advantages:
1, system architecture is reasonable, take into full account characteristics and the demand of heavy construction safety monitoring, at the robotization summarizes advantages and disadvantages of other system, and the satisfied long-term requirement of using aspect system bus mode, security of system, be suitable for long-term operation, in multinomial measurement, the communication technology used, ripe engineering application should be arranged, measuring accuracy is high, stable and reliable for performance.
2, open architecture guarantees high reliability, presses the support multitype database platform of open architecture design and is connected with other databases, can be interconnected with each LAN (Local Area Network) and wide area network.
3, good compatibility, can by various can not the module flexible combination multiple instrument of access security monitoring easily, and can arbitrarily carry out without restriction the expansion etc. of system.
The accompanying drawing explanation
The frame diagram that Fig. 1 is system of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
As shown in Figure 1, a kind of electric power tunnel real-time monitoring system, it is characterized in that, comprise tunnel structure monitoring sensor 1, real-time monitoring instrument 2, periodic monitoring instrument 3, data acquisition transmission subsystem 4, data are processed and data base management subsystem 5, information processing and application subsystem 6, described tunnel structure monitoring sensor 1, real-time monitoring instrument 2, data acquisition transmission subsystem 4, data are processed and data base management subsystem 5, information processing and application subsystem 6 connect successively, described periodic monitoring instrument 2 with tunnel structure monitoring sensor 1, with data, processes respectively and data base management subsystem 5 is connected.
Described tunnel structure monitoring sensor 1 comprises Segment displacement sensor 11, structural internal force sensor 12 and Water And Earth Pressures sensor 13.
Described information processing and application subsystem 6 comprise safe operation and early warning reporting modules 61, health status classified estimation expert module 62 and maintenance decision-making module 63.
A kind of electric power tunnel method of real-time, is characterized in that, the method comprises the following steps:
1) all kinds of tunnel structure monitoring sensors are placed in to each monitoring point, tunnel;
2), when the monitoring of structures parameter changes, all kinds of tunnel structure monitoring sensors send to real-time monitoring instrument and periodic monitoring instrument to be changed parameter signal;
3) real-time monitoring instrument judges whether sensor is fiber-optic grating sensor, is to turn to step 4), otherwise turn to step 5);
4) real-time monitoring instrument directly is sent to the data acquisition transmission subsystem by the fiber-optic grating sensor signal after conversion by optical cable, and fiber Bragg grating (FBG) demodulator is converted to the wavelength digital signal by the test signal of reception and sends to data and processes and data base management subsystem afterwards;
5) real-time monitoring instrument carries out other sensor electrical measurement signals to be sent to the data acquisition transmission subsystem after pre-service, afterwards it is reduced to test of digital signal and sends to data to process and data base management subsystem;
6) the periodic monitoring instrument, according to the periodic monitoring requirement, sends to data by the safety case parameter and processes and data base management subsystem;
7) each parameter gathers and stores database into, and information processing and application subsystem are calculated to be the variation of structural parameters according to the sensor test calibrating parameters by it;
8) information processing and application subsystem are carried out initial analysis and singularity judgement to image data, complete member and the data collection task of Real-Time Monitoring integrated data after the elimination abnormal data.
Step 8) described information processing and application subsystem are carried out initial analysis for adopting regression analysis to draw matched curve to image data, adopt levenberg-marquart algorithm as prediction algorithm, infer within the specific limits the variation tendency value, for construction provides information prediction.
Claims (5)
1. an electric power tunnel real-time monitoring system, is characterized in that, comprises
The tunnel structure monitoring sensor, for detection of the variation of tunnel structure parameter;
Real-time monitoring instrument, for the on-line real time monitoring tunnel, receive tunnel structure monitoring sensor supplemental characteristic;
The periodic monitoring instrument, carry out periodic monitoring to the tunnel key structure on request;
The data acquisition transmission subsystem, realize data acquisition and communication;
Data are processed and data base management subsystem, and the data of periodic monitoring instrument and real-time monitoring instrument are managed;
Information processing and application subsystem, realize the functions such as information acquisition, threshold value early warning, condition evaluation, operation management, Maintenance Decision making;
Described tunnel structure monitoring sensor, real-time monitoring instrument, data acquisition transmission subsystem, data processing and data base management subsystem, information processing and application subsystem connect successively, and described periodic monitoring instrument with the tunnel structure monitoring sensor, with data, processes respectively and data base management subsystem is connected.
2. a kind of electric power tunnel real-time monitoring system according to claim 1, is characterized in that, described tunnel structure monitoring sensor comprises Segment displacement sensor, structural internal force sensor and Water And Earth Pressures sensor.
3. a kind of electric power tunnel real-time monitoring system according to claim 1, is characterized in that, described information processing and application subsystem comprise safe operation and early warning reporting modules, health status classified estimation expert module and maintenance decision-making module.
4. an electric power tunnel method of real-time as claimed in claim 1, is characterized in that, the method comprises the following steps:
1) all kinds of tunnel structure monitoring sensors are placed in to each monitoring point, tunnel;
2), when the monitoring of structures parameter changes, all kinds of tunnel structure monitoring sensors send to real-time monitoring instrument and periodic monitoring instrument to be changed parameter signal;
3) real-time monitoring instrument judges whether sensor is fiber-optic grating sensor, is to turn to step 4), otherwise turn to step 5);
4) real-time monitoring instrument directly is sent to the data acquisition transmission subsystem by the fiber-optic grating sensor signal after conversion by optical cable, and fiber Bragg grating (FBG) demodulator is converted to the wavelength digital signal by the test signal of reception and sends to data and processes and data base management subsystem afterwards;
5) real-time monitoring instrument carries out other sensor electrical measurement signals to be sent to the data acquisition transmission subsystem after pre-service, afterwards it is reduced to test of digital signal and sends to data to process and data base management subsystem;
6) the periodic monitoring instrument, according to the periodic monitoring requirement, sends to data by the safety case parameter and processes and data base management subsystem;
7) each parameter gathers and stores database into, and information processing and application subsystem are calculated to be the variation of structural parameters according to the sensor test calibrating parameters by it;
8) information processing and application subsystem are carried out initial analysis and singularity judgement to image data, complete member and the data collection task of Real-Time Monitoring integrated data after the elimination abnormal data.
5. a kind of electric power tunnel method of real-time according to claim 4, it is characterized in that, step 8) described information processing and application subsystem are carried out initial analysis for adopting regression analysis to draw matched curve to image data, adopt levenberg-marquart algorithm as prediction algorithm, infer within the specific limits the variation tendency value, for construction provides information prediction.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269571A (en) * | 2018-11-08 | 2019-01-25 | 国网江苏省电力有限公司南通供电分公司 | Electric power tunnel structural body health monitoring systems |
| CN109450898A (en) * | 2018-11-09 | 2019-03-08 | 国网河北省电力有限公司石家庄供电分公司 | Electric power tunnel informationization intelligent management system and method |
| CN112722006A (en) * | 2021-01-04 | 2021-04-30 | 浙大网新系统工程有限公司 | Intelligent safety protection monitoring system for subway tunnel |
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| KR20080038721A (en) * | 2006-10-31 | 2008-05-07 | 한국전력공사 | The detecting method and detecting apparatus of cable temperature and gas in underground power cable tunnel using sensing ubiquitous sensor network technology |
| JP2010009451A (en) * | 2008-06-30 | 2010-01-14 | Toshiba Corp | Monitoring control system and alteration method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109269571A (en) * | 2018-11-08 | 2019-01-25 | 国网江苏省电力有限公司南通供电分公司 | Electric power tunnel structural body health monitoring systems |
| CN109450898A (en) * | 2018-11-09 | 2019-03-08 | 国网河北省电力有限公司石家庄供电分公司 | Electric power tunnel informationization intelligent management system and method |
| CN112722006A (en) * | 2021-01-04 | 2021-04-30 | 浙大网新系统工程有限公司 | Intelligent safety protection monitoring system for subway tunnel |
| CN112722006B (en) * | 2021-01-04 | 2021-10-08 | 浙大网新系统工程有限公司 | Intelligent safety protection monitoring system for subway tunnel |
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| CN103472774B (en) | 2015-12-02 |
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