CN102096763A - Bridge health monitoring system based on technology of Internet of things - Google Patents
Bridge health monitoring system based on technology of Internet of things Download PDFInfo
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- CN102096763A CN102096763A CN2010106045402A CN201010604540A CN102096763A CN 102096763 A CN102096763 A CN 102096763A CN 2010106045402 A CN2010106045402 A CN 2010106045402A CN 201010604540 A CN201010604540 A CN 201010604540A CN 102096763 A CN102096763 A CN 102096763A
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Abstract
The invention relates to an intelligent health monitoring system for a large bridge structure. The system is divided into three layers, namely (1) a data collection layer, (2) a service logic layer and (3) a system presentation layer; under the action of a complicated environmental load and a vehicle load, a bridge is continuously observed for a long time and instantly analyzed at the same time, and connected with a client through the Internet so that people can master various environmental parameters and a structural response of the bridge structure at any time anywhere, and search a real-time health state of the structure; therefore, the system can instantly maintain and support the bridge, immediately send an alarm when the bridge is abnormal, and contact departments such as a bridge maintenance center so as to guarantee the structural safety of the bridge and the traffic smoothness on the bridge.
Description
Technical field
The invention belongs to bridge structure engineering field, be concretely a kind of based on technology of Internet of things to large complicated health monitoring of long-span bridges system.
Background technology
Bridge builds up the passing of back along with the service time, each structure of bridge will face the change that is subjected to various damages and internal force state, decay in various degree will appear in the rigidity of corresponding bridge and load-bearing capacity, if can being warned in advance, the change of these damages and internal force state knows, and in time carry out the just operation security of entail dangers to bridge structure not of suitable adjustment, maintenance, repair, otherwise may cause catastrophic failure.
Generation for the incidents of making every effort to avert a calamity, control the safe handling state of bridge in real time, auxiliary big bridge tube is supported and is safeguarded, makes up an advanced technology, measure rationally, practical economical, be easy to management, open compatible, meet the Jiujiang Bridge over Yangtse River bridge structural health monitoring and monitoring early warning and safety system (abbreviation structure monitoring early warning system) is very necessary.
The health monitoring theory of operation phase bridge originates from the U.S. at the beginning of the eighties in last century, because this theory is complementary with the demand of urgent day by day modern bridge maintenance technical development, in the operation maintenance management system of bridges such as Europe, the United States, day power, obtained developing rapidly and promoting over 20 years subsequently, and entered the bridge construction and the maintenance management field of China Hong Kong Special Administrative Region in middle nineteen nineties in last century.2000, the elder generation in the rate whole nation, Highways Department, Hong Kong relies on the scientific research strength of bridge structure design, monitoring technology and the institution of higher learning of Europe, the United States, day country, wind and structural healthy monitoring system (English general designation WIND AND STRUCTURE HEALEHY MONITORING SYSTEM is called for short the WASHMS system) on the blue or green horse on the Lantau Link of Hong Kong, river nine, a bridge of paddling, have at first been made up.Because the structure of this project system, International Structure health monitoring association's standard and standard committee, International Structure control are entrusted this engineering to hold bridge structural health monitoring technology international symposium in China first with monitoring association, American Society of Civil Engineers's structure control and monitoring sub-committee associating Highways Department, Hong Kong, and its effective achievement have been carried out the promotion and application of global range.The WASHMS system with bridge theme engineering build up constantly replenished since putting into effect perfect, for area, Hong Kong has accumulated the environment and the structural response data of the actual measurement of many bridges, for design, construction and the safety monitoring of follow-up No. ten main line AngChuan Zhou bridge and Shenzhen and Hong Kong gulf, western passage Shenzhen bridges and maintenance operation management provide many practicalities, can reference data.
After 2000, the great attention that the health monitoring theory of grand bridge begins to enter landlocked bridge circle and introduces country and relevant industrial department day by day, after Britain STRAINSTELL company independently undertakes the construction of the structural safety monitoring system for Jiangyin, the Changjiang river, Jiangsu bridge, domestic logical experiences and lessons in a few years, from beginning in 2003, obtain the approval of country and relevant industries competent authorities, newly-built and the super-huge bridge of building begin the design, construction period is in conjunction with the maintenance of super-huge bridge structure of operation phase, research and development are considered in the actual demand of maintenance (protecting) management synchronously, make up bridge structural health monitoring and monitoring early warning and safety system.By till now, domestic every profession and trade highway bridge, urban road bridge department also do not have formal bridge monitoring standard or standard to put into effect for following.
Along with the fast development of technology such as modern technology of Internet of things and sensing testing, signal analysis, long-distance intelligent control, computer technology, risk analysis, Structure Calculation, carrying out that design and implementation bridge structure monitoring warning system had may.The present invention proposes to be based upon on the basis of technology of Internet of things and science of bridge building technology based on the bridge structural health monitoring system of technology of Internet of things.
Summary of the invention
The purpose of this invention is to provide and a kind ofly large complicated bridge duty is monitored in real time and assessed, under complex environment load and vehicular load effect, keep the health monitoring systems of structural safety and smooth traffic to guarantee bridge structure based on technology of Internet of things.
The present invention is divided into three parts: (1) data collection layer, be responsible for sensor data acquisition, video data acquiring and database maintenance and management; (2) Business Logic is responsible for finishing the realization of each business function of system, comprising: data query and monitoring, data statistics and analysis, signal Processing, bridge structure safe early warning, damage discriminance analysis, structural health analysis, video monitoring etc.; (3) system's presentation layer, system presents in the mode of Windows program or Web program.Be characterized in: the environment that sensor-based system collects, load and structural response information by the collection communication module real-time be transferred to data acquisition server, and real-time storage is stored and is backed up to database server, the real-time reading of data database data of application server, and call the data statistic analysis module, bridge security early warning processing module, the bridge dynamics analysis module, damage identification module and structural health evaluation module carry out real-time analysis and assessment to data, the health status of real time discriminating structure, and assess and early warning, guarantee the structural safety and the smooth traffic of bridge.
The present invention is based on the technology of Internet of things bridge health monitoring system, concrete technical scheme is: by data collection layer, the infosystem that Business Logic and system's three parts are formed, data collection layer by the sensor acquisition system by communication module with data transmission to the server stores system, and the logic analysis of in application server, commencing business, carry out the real-time statistic analysis of data, safe early warning, dynamic analysis, damage identification and health evaluating, and provide system configuration to manage, data security, transmission, inquiry and download function, and in system's presentation layer, offer client by internet and inquire about anywhere or anytime and manage; Data collection layer comprises sensing system, data acquisition server, and communication module, wherein sensing system links to each other with data acquisition server by communication module, and Business Logic is built in application server and the database server and with internet and is connected.
Described sensing system comprises that environmental parameter acquisition module, response parameters comprise structural strain, three-dimensional dynamic response, amount of deflection, length travel and rod member internal force.
Described sensor data acquisition module can be independently data collecting card or Acquisition Instrument, or is built in the program in the industrial computer.
Between described sensing system and the acquisition module, between acquisition module and the server, be connected to wired or wireless communication between server and the client.
Described system configuration server comprises data acquisition server, database storing server and application server.
Described structural healthy monitoring system comprises automation collection, transmission and control subsystem, electronic manual inspection subsystem, structural safety evaluation subsystem.
Described structural appraisal system comprises evaluating system based on manual inspection information, based on the fiduciary level evaluating system of statistical framework rod member stress with based on the damage identification evaluating system of structural dynamic response information.
Characteristics of the present invention are: to the bridge structure under the complex environment, set up bridge health monitoring system complete set technology based on technology of Internet of things, can realize real-time monitoring and state estimation, to guarantee bridge structure safety in use to the bridge structure duty.
Description of drawings
Fig. 1 is an organization chart of the present invention,
Fig. 2 is a hardware system composition diagram of the present invention,
Fig. 3 is data management system figure of the present invention,
Fig. 4 is an information flow chart of the present invention.
Embodiment
Further specify the present invention below in conjunction with accompanying drawing.
The present invention is made up of for three layers data collection layer, Business Logic and system's presentation layer as shown in Figure 1.Connect by hardware and software between each layer.
The present invention's hardware configuration composition diagram as shown in Figure 2 is a bridge structural healthy monitoring system hardware system, comprises sensor, data transmission hardware, data acquisition and storage server and is connected internet equipment.Sensor is transferred to server by wired and wireless mode, is distributed to client through LAN (Local Area Network) and internet by analysis with after handling in server.
The present invention as shown in Figure 3 Database Systems contain health monitoring systems must each data module system, be achieved by software.
The information route and relevant evaluation module of bridge health monitoring systems are contained in the present invention's information flow chart as shown in Figure 4, realize by software.
Claims (7)
1. based on the technology of Internet of things bridge health monitoring system, it is characterized in that: by data collection layer, the infosystem that Business Logic and system's three parts are formed, data collection layer by the sensor acquisition system by communication module with data transmission to the server stores system, and the logic analysis of in application server, commencing business, carry out the real-time statistic analysis of data, safe early warning, dynamic analysis, damage identification and health evaluating, and provide system configuration to manage, data security, transmission, inquiry and download function, and in system's presentation layer, offer client by internet and inquire about anywhere or anytime and manage; Data collection layer comprises sensing system, data acquisition server, and communication module, wherein sensing system links to each other with data acquisition server by communication module, and Business Logic is built in application server and the database server and with internet and is connected.
2. as claimed in claim 1 based on technology of Internet of things bridge structural health monitoring system, it is characterized in that: sensing system comprises environmental parameter acquisition module, response parameters: structural strain, three-dimensional dynamic response, amount of deflection, length travel and rod member internal force.
3. as claimed in claim 1 based on technology of Internet of things bridge structural health monitoring system, it is characterized in that: the sensor data acquisition module can be independently data collecting card or Acquisition Instrument, or is built in the program in the industrial computer.
4. as claimed in claim 1 based on technology of Internet of things bridge structural health monitoring system, it is characterized in that: between sensing system and the acquisition module, between acquisition module and the server, be connected to wired or wireless communication between server and the client.
5. as claimed in claim 1 based on technology of Internet of things bridge structural health monitoring system, it is characterized in that: the system configuration server comprises data acquisition server, database storing server and application server.
6. as claimed in claim 1 based on technology of Internet of things bridge structural health monitoring system, it is characterized in that: structural healthy monitoring system comprises automation collection, transmission and control subsystem, electronic manual inspection subsystem, structural safety evaluation subsystem.
7. as claimed in claim 1 based on technology of Internet of things bridge structural health monitoring system, it is characterized in that: the structural appraisal system comprises based on the evaluating system of manual inspection information, discerns evaluating system based on the fiduciary level evaluating system of statistical framework rod member stress with based on the damage of structural dynamic response information.
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Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102435228A (en) * | 2011-11-02 | 2012-05-02 | 中铁大桥局集团武汉桥梁科学研究院有限公司 | Large bridge structure health monitoring method based on three-dimensional modeling simulation |
CN102621965A (en) * | 2012-04-03 | 2012-08-01 | 宋金博 | Clustered bridge safety real-time monitoring system based on Wi-Fi network technique |
CN102724313A (en) * | 2012-06-19 | 2012-10-10 | 招商局重庆交通科研设计院有限公司 | Clustering bridge operation safety monitoring system based on cloud computation |
CN103235585A (en) * | 2013-04-28 | 2013-08-07 | 中铁上海工程局有限公司 | Method for monitoring structural security information based on mobile internet of things in real time |
CN104567641A (en) * | 2015-01-06 | 2015-04-29 | 长安大学 | Middle and small span bridge deflection measuring device |
CN104731756A (en) * | 2013-11-14 | 2015-06-24 | 美国博通公司 | System and method for MAKING POLICY-BASED DECISIONS IN A NETWORK |
CN104865091A (en) * | 2015-06-14 | 2015-08-26 | 安徽圣力达电器有限公司 | Novel bridge safety situation detector |
CN105865522A (en) * | 2016-04-05 | 2016-08-17 | 江苏道亿智能科技有限公司 | Bridge structure monitoring system |
CN106017556A (en) * | 2016-05-20 | 2016-10-12 | 清华大学合肥公共安全研究院 | Bridge safety operation monitoring and management system |
CN106202827A (en) * | 2016-07-29 | 2016-12-07 | 智性科技南通有限公司 | Big-and-middle-sized engineering structure life-cycle safety monitoring system software |
CN106556498A (en) * | 2016-10-31 | 2017-04-05 | 石家庄铁道大学 | Damage Identification Methods for Bridge Structures and system |
CN107687914A (en) * | 2017-09-18 | 2018-02-13 | 核工业西南勘察设计研究院有限公司 | A kind of bridge management system and bridge management method |
CN107727420A (en) * | 2017-09-14 | 2018-02-23 | 深圳市盛路物联通讯技术有限公司 | Equipment detection method and related product |
CN111143932A (en) * | 2019-12-26 | 2020-05-12 | 杭州鲁尔物联科技有限公司 | Bridge health state assessment method, device, system and equipment |
CN112180782A (en) * | 2020-09-15 | 2021-01-05 | 车来军 | Bridge management system based on Internet of things |
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CN101051334A (en) * | 2006-04-06 | 2007-10-10 | 香港理工大学 | Structure health monitoring and information managing system and its method |
CN101038488A (en) * | 2007-05-09 | 2007-09-19 | 重庆交通大学 | Bridge remote monitoring system |
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Cited By (20)
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CN102435228B (en) * | 2011-11-02 | 2014-10-29 | 中铁大桥局集团武汉桥梁科学研究院有限公司 | Large-scale bridge structure health monitoring method based on three-dimensional modeling simulation |
CN102435228A (en) * | 2011-11-02 | 2012-05-02 | 中铁大桥局集团武汉桥梁科学研究院有限公司 | Large bridge structure health monitoring method based on three-dimensional modeling simulation |
CN102621965A (en) * | 2012-04-03 | 2012-08-01 | 宋金博 | Clustered bridge safety real-time monitoring system based on Wi-Fi network technique |
CN102724313A (en) * | 2012-06-19 | 2012-10-10 | 招商局重庆交通科研设计院有限公司 | Clustering bridge operation safety monitoring system based on cloud computation |
CN102724313B (en) * | 2012-06-19 | 2015-06-17 | 招商局重庆交通科研设计院有限公司 | Clustering bridge operation safety monitoring system based on cloud computation |
CN103235585A (en) * | 2013-04-28 | 2013-08-07 | 中铁上海工程局有限公司 | Method for monitoring structural security information based on mobile internet of things in real time |
CN104731756A (en) * | 2013-11-14 | 2015-06-24 | 美国博通公司 | System and method for MAKING POLICY-BASED DECISIONS IN A NETWORK |
CN104567641B (en) * | 2015-01-06 | 2017-08-08 | 长安大学 | A kind of Short/Medium Span Bridge deflection measuring apparatus |
CN104567641A (en) * | 2015-01-06 | 2015-04-29 | 长安大学 | Middle and small span bridge deflection measuring device |
CN104865091A (en) * | 2015-06-14 | 2015-08-26 | 安徽圣力达电器有限公司 | Novel bridge safety situation detector |
CN105865522A (en) * | 2016-04-05 | 2016-08-17 | 江苏道亿智能科技有限公司 | Bridge structure monitoring system |
CN106017556A (en) * | 2016-05-20 | 2016-10-12 | 清华大学合肥公共安全研究院 | Bridge safety operation monitoring and management system |
CN106202827A (en) * | 2016-07-29 | 2016-12-07 | 智性科技南通有限公司 | Big-and-middle-sized engineering structure life-cycle safety monitoring system software |
CN106556498A (en) * | 2016-10-31 | 2017-04-05 | 石家庄铁道大学 | Damage Identification Methods for Bridge Structures and system |
CN106556498B (en) * | 2016-10-31 | 2018-02-13 | 石家庄铁道大学 | Damage Identification Methods for Bridge Structures and system |
CN107727420A (en) * | 2017-09-14 | 2018-02-23 | 深圳市盛路物联通讯技术有限公司 | Equipment detection method and related product |
CN107727420B (en) * | 2017-09-14 | 2021-05-28 | 深圳市盛路物联通讯技术有限公司 | Equipment detection method and related product |
CN107687914A (en) * | 2017-09-18 | 2018-02-13 | 核工业西南勘察设计研究院有限公司 | A kind of bridge management system and bridge management method |
CN111143932A (en) * | 2019-12-26 | 2020-05-12 | 杭州鲁尔物联科技有限公司 | Bridge health state assessment method, device, system and equipment |
CN112180782A (en) * | 2020-09-15 | 2021-01-05 | 车来军 | Bridge management system based on Internet of things |
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Application publication date: 20110615 |