CN103472774B - A kind of electric power tunnel real-time monitoring system and method - Google Patents
A kind of electric power tunnel real-time monitoring system and method Download PDFInfo
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- CN103472774B CN103472774B CN201310365763.1A CN201310365763A CN103472774B CN 103472774 B CN103472774 B CN 103472774B CN 201310365763 A CN201310365763 A CN 201310365763A CN 103472774 B CN103472774 B CN 103472774B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000010365 information processing Effects 0.000 claims abstract description 18
- 238000012545 processing Methods 0.000 claims abstract description 18
- 230000000737 periodic effect Effects 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 238000012423 maintenance Methods 0.000 claims description 9
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- 230000003862 health status Effects 0.000 claims description 4
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Abstract
The present invention relates to a kind of electric power tunnel real-time monitoring system and method, this system comprises tunnel structure monitoring sensor, real-time monitoring instrument, periodic monitoring instrument, data acquisition transmission subsystem, data processing and data base management subsystem, information processing and application subsystem, 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, described periodic monitoring instrument is connected with tunnel structure monitoring sensor and data processing and data base management subsystem respectively.Compared with prior art, the present invention have that system architecture is reasonable, reliability is high, good, the anti-interference advantage such as by force of compatibility.
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, along with the enforcement of the Larger Engineering Projects such as LONG-SPAN RAILWAY highway combined bridge, large hydropower station, International Space Stn. Program, Mars unmanned probing plan, 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, many application examples have been had: U.S. Robert etc. has carried out the monitoring that cement structures maked somebody a mere figurehead by light rail, has carried out in-service monitoring and structure for health diagnosis analysis to 8 rail sections under different weather condition in bridge, skyscraper field; Health monitoring systems has been installed in Lai Te railway station (LehrterBahnhof, the Ber1in) building newly-built in Berlin by Germany; But, in large tunnel, but rarely have and utilize health monitoring systems to carry out the case of monitoring management to structure.
Health Diagnosis of Tunnel research, as research direction emerging in Tunnel Engineering, is that assessment and analysis disease takes prerequisite and the basis of rationally effective maintenance and maintenance measures to the influence degree of tunnel health status.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 maximum advantage of digitizing is for build and late maintaining management provides an extendible platform, by structure visualization function, by the design in tunnel, build, Structural defect, the information such as maintenance management are integrated in real time to be presented, by the view of 2D and 3D and the link that can inquire about, available information is transferred in real time from database, for the various functions of building cultivating one platform of structure provide information foundation.
Domestic and international for the research of tunnel operation curing system and the comparison successful story of engineering informationization combination now, mainly contain the subway information integrated management system of USA New York, and urban subway, Tokyo business management system, but these systems are mainly from the daily operation management maintenance of subway, focus on the management maintenance of car group, equipment, and emergency scheduling, crowd evacuation etc. in emergency circumstances sets out, for the monitoring shorter mention of Structural defect diagnosis and treatment and engineering mechanics situation.
Summary of the invention
Object of the present invention be exactly in order to overcome above-mentioned prior art exist defect and a kind of electric power tunnel real-time monitoring system and method are provided.
Object of the present invention can be achieved through the following technical solutions: a kind of electric power tunnel real-time monitoring system, is characterized in that, comprise
Tunnel structure monitoring sensor, for detecting the change of tunnel structure parameter;
Real-time monitoring instrument, for on-line real time monitoring tunnel, receives tunnel structure monitoring sensor supplemental characteristic;
Periodic monitoring instrument, carries out periodic monitoring to tunnel key structure on request;
Data acquisition transmission subsystem, realizes data acquisition and communication;
Data processing and data base management subsystem, manage the data of periodic monitoring instrument and real-time monitoring instrument;
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 is connected with tunnel structure monitoring sensor and data processing and data base management subsystem respectively.
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, it is characterized in that, the method comprises the following steps:
1) all kinds of tunnel structure monitoring sensor is placed in each monitoring point, tunnel;
2) when monitoring of structures Parameters variation, parameter signal sends to real-time monitoring instrument and periodic monitoring instrument to change by all kinds of tunnel structure monitoring sensor;
3) real-time monitoring instrument judges whether sensor is fiber-optic grating sensor, is turn to step 4), otherwise turn to step 5);
4) the fiber-optic grating sensor signal after conversion is directly sent to data acquisition transmission subsystem by optical cable by real-time monitoring instrument, and the test signal of reception is converted to wavelength digital signal and is sent to data processing and data base management subsystem by fiber Bragg grating (FBG) demodulator afterwards;
5) real-time monitoring instrument is sent to data acquisition transmission subsystem after other sensor electromotive signals are carried out pre-service, is reduced to test of digital signal afterwards and is sent to data processing and data base management subsystem;
6) periodic monitoring instrument is according to periodic monitoring requirement, and safety case parameter is sent to data processing and data base management subsystem;
7) each parameter gathers and is stored into database, and information processing and application subsystem are calculated to be the change of structural parameters according to sensor test calibrating parameters;
8) information processing and application subsystem carry out initial analysis and singularity judgement to image data, complete component and the data collection task of Real-Time Monitoring integrated data after eliminating abnormal data.
Step 8) described in information processing and application subsystem to image data carry out initial analysis for adopt regression analysis draw matched curve, adopt levenberg-marquart algorithm as prediction algorithm, infer variation tendency value within the specific limits, 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 feature and the demand of heavy construction safety monitoring, the advantages and disadvantages of other system is summarized in robotization, and in system bus mode, security of system, meet the requirement of Long-Time Service, be suitable for long-term operation, should have ripe engineer applied in the multinomial measurement of using, the communication technology, measuring accuracy is high, stable and reliable for performance.
2, open architecture ensure high reliability, by open architecture design support multitype database platform and with other DataBase combining, can with each LAN (Local Area Network) and wide area network interconnected.
3, good compatibility, can by various can not the multiple instrument of module flexible combination access security monitoring easily, and arbitrarily can carry out the expansion etc. of system without restriction.
Accompanying drawing explanation
Fig. 1 is the frame diagram of present system.
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 processing 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 processing and data base management subsystem 5, information processing and application subsystem 6 connect successively, described periodic monitoring instrument 2 is connected with tunnel structure monitoring sensor 1 and data processing and data base management subsystem 5 respectively.
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, it is characterized in that, the method comprises the following steps:
1) all kinds of tunnel structure monitoring sensor is placed in each monitoring point, tunnel;
2) when monitoring of structures Parameters variation, parameter signal sends to real-time monitoring instrument and periodic monitoring instrument to change by all kinds of tunnel structure monitoring sensor;
3) real-time monitoring instrument judges whether sensor is fiber-optic grating sensor, is turn to step 4), otherwise turn to step 5);
4) the fiber-optic grating sensor signal after conversion is directly sent to data acquisition transmission subsystem by optical cable by real-time monitoring instrument, and the test signal of reception is converted to wavelength digital signal and is sent to data processing and data base management subsystem by fiber Bragg grating (FBG) demodulator afterwards;
5) real-time monitoring instrument is sent to data acquisition transmission subsystem after other sensor electromotive signals are carried out pre-service, is reduced to test of digital signal afterwards and is sent to data processing and data base management subsystem;
6) periodic monitoring instrument is according to periodic monitoring requirement, and safety case parameter is sent to data processing and data base management subsystem;
7) each parameter gathers and is stored into database, and information processing and application subsystem are calculated to be the change of structural parameters according to sensor test calibrating parameters;
8) information processing and application subsystem carry out initial analysis and singularity judgement to image data, complete component and the data collection task of Real-Time Monitoring integrated data after eliminating abnormal data.
Step 8) described in information processing and application subsystem to image data carry out initial analysis for adopt regression analysis draw matched curve, adopt levenberg-marquart algorithm as prediction algorithm, infer variation tendency value within the specific limits, for construction provides information prediction.
Claims (4)
1. an electric power tunnel method of real-time, is characterized in that, the method comprises the following steps:
1) all kinds of tunnel structure monitoring sensor is placed in each monitoring point, tunnel;
2) when monitoring of structures Parameters variation, parameter signal sends to real-time monitoring instrument and periodic monitoring instrument to change by all kinds of tunnel structure monitoring sensor;
3) real-time monitoring instrument judges whether sensor is fiber-optic grating sensor, is turn to step 4), otherwise turn to step 5);
4) the fiber-optic grating sensor signal after conversion is directly sent to data acquisition transmission subsystem by optical cable by real-time monitoring instrument, and the test signal of reception is converted to wavelength digital signal and is sent to data processing and data base management subsystem by fiber Bragg grating (FBG) demodulator afterwards;
5) real-time monitoring instrument is sent to data acquisition transmission subsystem after other sensor electromotive signals are carried out pre-service, is reduced to test of digital signal afterwards and is sent to data processing and data base management subsystem;
6) periodic monitoring instrument is according to periodic monitoring requirement, and safety case parameter is sent to data processing and data base management subsystem;
7) each parameter gathers and is stored into database, and information processing and application subsystem are calculated to be the change of structural parameters according to sensor test calibrating parameters;
8) information processing and application subsystem carry out initial analysis and singularity judgement to image data, complete component and the data collection task of Real-Time Monitoring integrated data after eliminating abnormal data.
2. a kind of electric power tunnel method of real-time according to claim 1, it is characterized in that, step 8) described in information processing and application subsystem to image data carry out initial analysis for adopt regression analysis draw matched curve, adopt levenberg-marquart algorithm as prediction algorithm, infer variation tendency value within the specific limits, for construction provides information prediction.
3. a kind of electric power tunnel method of real-time 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.
4. a kind of electric power tunnel method of real-time 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.
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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 |
| 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 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201293659Y (en) * | 2008-11-27 | 2009-08-19 | 山东康威通信技术有限公司 | Power cable multi-state monitoring system |
| CN102621957A (en) * | 2012-03-27 | 2012-08-01 | 上海市电力公司 | Integrated operation monitoring and maintenance system for power tunnel |
| CN102680135A (en) * | 2012-05-23 | 2012-09-19 | 重庆大学 | Method and system for monitoring cable tunnel environment based on cable temperature measurement |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100832524B1 (en) * | 2006-10-31 | 2008-05-26 | 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 |
|---|---|---|---|---|
| CN201293659Y (en) * | 2008-11-27 | 2009-08-19 | 山东康威通信技术有限公司 | Power cable multi-state monitoring system |
| CN102621957A (en) * | 2012-03-27 | 2012-08-01 | 上海市电力公司 | Integrated operation monitoring and maintenance system for power tunnel |
| CN102680135A (en) * | 2012-05-23 | 2012-09-19 | 重庆大学 | Method and system for monitoring cable tunnel environment based on cable temperature measurement |
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