Passive and active sensing technologies for structural. Passive sensing is differentiated from active sensing in that with the former, no energy is intentionally imparted into the structure under test. A wireless data acquisition system for structural monitoring the first use of networked sensing for structural monitoring. In transforming structural monitoring systems into structural health monitoring systems, sensing systems support the automated execution of data interrogation methods that diagnose damage including its location and severity. Jcshm serves as a focal point for sharing knowledge and experience in technologies impacting the discipline of. By using appropriate algorithms, it is possible to establish an automatic link between the experimental observation and the conditions of the structure, promptly recognizing anomalies. A wireless sensor network for structural monitoring. Performance evaluation of decentralized wireless sensing and. Structural health monitoring shm is an area of growing interest and worthy of new and innovative approaches. Performance evaluation of an entropybased structural health.
Performance evaluation of decentralized wireless sensing. Wireless sensor networks for structural health monitoring. Nondestructive evaluation and structural health monitoring workshop key outcomes. Objective of structural health monitoring performance enhancement of an existing structure monitoring of structures affected by external factors feedback loop to improve future design based on experience assessment of postearthquake structural. Structural health monitoring of a cablestayed bridge using. In the latter case, the overall performance of the approach is. This paper introduces a prototype wireless sensing and control unit that can be incorporated in a realtime structural control system. A data management infrastructure for bridge monitoring. Introduction as sensor technologies mature and become economically affordable, the use of sensors for the health monitoring. The following sections describe these pieces of work. Single mode tuning effects on lamb wave time reversal with piezoelectric wafer active sensors for structural health monitoring b xu, v giurgiutiu journal of nondestructive evaluation 26 24, 1234. Characterization of sensor performance and durability for structural health monitoring systems james l. Nondestructive evaluation and structural health monitoring.
Printed strain sensor array for application to structural. Structural health monitoring an overview sciencedirect topics. Although most commonly used in civil engineering, such as in roads. Evaluation and improvement in sensor performance and. Structural health monitoring is being given greater emphasis as a result of the interest in extending. Passive and active sensing technologies for structural health. Structural health monitoring is the term that describes the range of systems implemented on various civil infrastructures, which inform operators whether the structural deformation is the same as those the estructure was d signed to tolerate or not 1. Structural sensing, health monitoring, and performance evaluation details.
Performance evaluation of decentralized wireless sensing and control in civil structures yang wang a, r. Additionally, the first mode of a structure was extracted using. Improving bridge assessment through the integration of. In transforming structural monitoring systems into structural health monitoring systems, sensing systems support the automated execution of data interrogation methods that diagnose damage. Structural health monitoring an overview sciencedirect. Characterization of sensor performance and durability for.
Structural health monitoring involves the evaluation of a structures capability to carry useful load. Tests are conducted using a 3story halfscale laboratory structure instrumented with magnetorheological dampers to validate the feasibility of the wireless structural. Structural health monitoring in mainland china sage journals. The scope of the application of shm is increasingly broad, ranging from civil infrastructures to human health monitoring. D huston structural health monitoring shm uses one or more in situ sensing systems placed in or around a structure, providing realtime evaluation of its performance and ultimately preventing structural. Here damage is defined as changes to the material andor geometric properties of a structural system, including changes to the boundary conditions and system connectivity, which adversely affect the systems performance. Structural health monitoring shm uses one or more in situ sensing systems placed in or around a structure, providing realtime evaluation of its performance. Although most commonly used in civil engineering, such as in roads, bridges, and dams, shm is now finding applications in other engineering. The aim of this study was to develop an entropybased structural health monitoring system for solving the problem of unstable entropy values observed when multiscale crosssample entropy msce is employed to assess damage in real structures. An evaluation of commercially available remote sensors for.
Structural deformation monitoring and analysis of highway. Structural health monitoring of civil infrastructure using. In order to realize shm, many advanced sensors from contactbased sensors to aircoupled sensors and sensing systems such as camera sensor networks, wireless rechargeable sensor. Introduction to sensing for structural performance. Structural sensing health monitoring and performance. Structural health monitoring systems monitor and assess load conditions examine current design philosophy verify new analytical methods and computer simulations assess structural performance.
Antsaklis, wireless sensor networks for structural health monitoring. The shm technology provides a way to evaluate the safety and durability of a structure. This chapter describes and discusses the evolution of structural health monitoring shm technologies for aircraft. A wireless data acquisition system for structural monitoring the first use of networked sensing for structural monitoring is likely to be as a. Structural health monitoring can include applications on very different structures with very different requirements. Structural health monitoring essentially involves the embedding of an nde system or a set of nde systems into a structure to allow continuous remote monitoring for damage. Structural health monitoring shm has attracted growing interest from researchers to improve the safety of engineering constructions such as buildings, bridges, tunnels or dams. Although most commonly used in civil engineering, such as in roads, bridges, and dams, shm is now finding applications in other engineering environments, such as naval and aerospace engineering. Structural health monitoring, sensing technology, data, health. Mangalgiricurrently, private consultant, bangalore. Structural health monitoring shm uses one or more in situ sensing systems placed in or around a structure, providing realtime evaluation of its performance and ultimately preventing structural. Structural sensing, health monitoring, and performance evaluation, edition. After a seismic event or a flood, by applying appropriate damage detection techniques to the responses retrieved from sensors,50carden ep. However, techniques for damage assessment are quite complex, and practical wireless networked structural health monitoring systems are several years away.
Structural health monitoring shm uses one or more in situ sensing systems placed in or around a structure, providing realtime evaluation of its performance and ultimately preventing structural failure. Richards has conducted research in fiberoptic smart structures and served as principal investigator of structural health monitoring flight experiments at nasa dryden since 1999. Design and validation dapeng zhu 1, xiaohua yi 1, yang wang 1,3, kokmeng lee 2 and jiajie guo 2 1 school of civil and environmental. Structural health monitoring shm is one of current hot topics within civil engineering due to aging of civil infrastructures in north america to all other countries. Low cost structural health monitoring of bridges using wireless senspot sensors 5.
Durability of structural health monitoring systems under impact. Structural health monitoring for performance assessment of bridges. Nondestructive evaluation and structural health monitoring fhwa. Significant progress has recently been reported in the areas of structural health monitoring shm and integrated systems health management ishm. Chapter 2 presents an overview of structural health monitoring and vibrationbased structural health monitoring. Structural health monitoring of a cablestayed bridge using smart sensor technology443 shma board for this bridge monitoring application. Structural sensing, health monitoring, and performance. This report focuses on evaluating twelve forms of remote sensing that. Structural health monitoring shm refers to the process of implementing a damage detection and characterization strategy for engineering structures such as bridges and buildings. Composite msce was utilized to enhance the reliability of entropy values on every scale.
Structural health monitoring shm relies on sensors that can be permanently placed on the structure and monitored over time either in a passive or in an active way. Mechanics and design of structures, reinforcedprestressed concrete structures, nuclear containment systems, interface fracture mechanics, durable and sustainable cementitious materials, molecular dynamics and multiscale analysis, earthquake engineering, fiberreinforced polymer frp composites in structural rehabilitation, structural sensing and monitoring. Although most commonly used in civil engineering, such as in roads, bridges, and dams, shm is now finding applications in other engineering environments, such as naval and. These sensors should be affordable, lightweight, and unobtrusive such as to not impose cost and weight penalty on the structure and to not interfere with the structural strength and airworthiness.
Structural sensing, health monitoring, and performance evaluation d huston structural health monitoring shm uses one or more in situ sensing systems placed in or around a structure, providing realtime evaluation of its performance and ultimately preventing structural. File type pdf structural sensing health monitoring and performance evaluation series in sensors although most commonly used in civil engineering, such as in roads, bridges, and dams, shm is now finding applications in other engineering environments, such as naval and aerospace engineering. If we consider only the first function, the diagnosis, we could estimate that structural health monitoring is a new and improved way to make a nondestructive evaluation. In order to realize shm, many advanced sensors from contactbased sensors to aircoupled sensors and sensing. Structural sensing, health monitoring, and performance evaluation strain strain describes the local state of deformation in continuous bodies. Structural health monitoring, data management, nosql database, bridge information modeling 1. Example techniques include visual testing 2, modal. Structural health monitoring shm is the continuous onboard monitoring of a. Structural health monitoring shm system is a tool to detect, measure, and record the field performance of structure, in terms of the parameters relevant to the state of structure and its environment, such as. Foster ongoing governmentindustryacademia collaboration.
Journal of civil structural health monitoring home. The components of the shma sensor board are identified in fig. Structural sensing, health monitoring of bridges, buildings and performance evaluation. The innovation in the shm technologies as well as the development of the largescale shm systems has boomed within the engineering and academic communities over the last two decades 17. Huston d 2010 structural sensing, health monitoring, and performance evaluation. A modelbased approach for statistical assessment of detection and. Tommy chan saeed mahini structural health monitoring.
A combination of passive and active sensing technologies is proposed as a structural health monitoring solution for several applications. Integrating end user and research perspectives together with collaboration between nde and shm researchers is essential to moving the use of assessment technologies forward. Mendez a 2008 online structural health and fire monitoring of a composite personal aircraft using an fbg sensing. Structural health monitoring traditional inspection techniques visual, chain drag, halfcell potential, accelerometers advanced monitoring techniques gpr, impact echo, fiber optics, thermal ir, ultrasonic wireless remote monitoring remote sensing. Structural health monitoring shm is currently a hot topic within the engineering disciplines due to the aging of civil infrastructures in north america and other regions. Design and performance validation of a wireless sensing. Matlab implementation of an operational modal analysis. The first step to set up a shm system is to incorporate a level of structural sensing capability that is reliable and possesses long term stability. Structural health monitoring methods for the evaluation of. Jcshm serves as a focal point for sharing knowledge and experience in technologies impacting the discipline of civil structural health monitoring.
Health monitoring of large civil structures youlin xu department of civil and structural engineering the hong kong polytechnic university the second future infrastructure forum fif2, 1718 january 2012, cambridge, uk. Usage monitoring, it can also provide a prognosis evolution of damage, residual life, etc. Performance assessment and validation of piezoelectric activesensors in structural health monitoring. Sensing issues in civil structural health monitoring. Structural health monitoring and impact sensing for critical. Low cost structural health monitoring using wireless sensors. Structural health monitoring shm system is a tool to detect, measure, and record the field performance of structure, in terms of the parameters relevant to the state of structure and its environment, such as acceleration, displacement, strain. Structural health monitoring systems provide information about the performance and status of the structures through the observation of their inservice behavior. Pdf structural sensing, health monitoring, and performance. Structural health monitoring health and usage monitoring systems damage monitoring sensing acoustics fibreoptics interferometry fibre bragg gratings certification prakash d. Multisensing structural health monitoring of a skewed.
A mobile sensing system for structural health monitoring. Advanced sensing and structural health monitoring hindawi. Sensing platforms for structural health monitoring. Structural health monitoring shm involves the use of continuous monitoring. Structural health monitoring system displacement measurement. Structural health monitoring shm has been a fastdeveloping domain in engineering disciplines especially in civil engineering field. Wireless sensor networks do have a more immediate role to play. Blackshirea, victor giurgiutiub, adam cooneya, and james doaneb a air force research lab.
Performing organization name and address university of maryland college park, md 20742 10. Internal and external sensing for postearthquake evaluation of bridges. Structural health monitoring, performance indicators, probability of detection, proba bility of localization, mapod, guided wavebased. Figure 9 variation and probability function of the frequency of a bridge in. A number of key enabling technologies are quickly coming together to provide miniaturized, autonomous, and capable sensing platforms for monitoring the structural integrity and health of a wide. To ensure safety and proper maintenance, an effective and accurate structural health monitoring methodsystem for ibeams is urgently needed. Doi link for structural sensing, health monitoring, and performance evaluation. As part of this, the csic fbg system will be upgraded to be autonomous and selfsu. Written by a highly respected expert in the field, structural sensing, health monitoring, and performance evaluation provides the first comprehensive coverage of shm.
Structural health monitoring shm is the process of measuring and analyzing parameters, on a continuous or regular basis, and deriving conclusions about the health condition or performance of a structure glisic and inaudi, 2007. Aeronautical engineering structural sensing, health monitoring, and performance evaluation series in sensors free ebook download. An evaluation of imagea based structural health monitoring. Structural health monitoring shm aims to develop automated systems for the continuous monitoring, inspection, and damage detection of structures with minimum labour involvement.
Objective of structural health monitoring performance enhancement of an existing structure monitoring of structures affected by external factors feedback loop to improve future design based on experience assessment of postearthquake structural integrity decline in construction and growth in maintenance needs. This book has been written to provide both novice and expert readers with an encyclopedic summary of current stateofthe. Structural health monitoring shm aims to assess the behavior of structures and evaluate the performance of materials during the life cycle of. A multiscale approach, 2006 asce structures congress, 17th analysis and computation specialty conference, st. Structural sensing, health monitoring, and performance evaluation. May 10, 2018 structural health monitoring shm is one of current hot topics within civil engineering due to aging of civil infrastructures in north america to all other countries. Victor giurgiutiu, in structural health monitoring with piezoelectric wafer active sensors second edition, 2014. Impact detection and remediation system may be used to pinpoint the location of an impact event, estimate the ballistic objects relative velocity, and estimate the ballistic objects size. The journal of civil structural health monitoring jcshm publishes articles to advance the understanding and the application of health monitoring methods for the condition assessment and management of civil infrastructure systems. Various nondestructive evaluation testing ndet and structural health monitoring shm techniques have been applied to steel structures 1. A shm system measures structural performance and operating conditions with various types of sensing devices, and evaluates structural conditions using certain damage diagnosis or prognosis algorithms 3, 4. Structural health monitoring and impact sensing for critical vehicles, structures, and electronic components. Keywords structural health monitoring sensing technology lifecycle.
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