Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 155 for “"SHM"”.
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Monitorización estructural SHM mediante redes de Bragg.
En esta Tesis doctoral se demuestra el alto potencial y elevado nivel de disponibilidad tecnológico de las redes de Bragg como sensor principal en sistemas de monitorización de estructuras aeronáuticas. Se trata de sensores precisos, fiables, “embebibles”, inertes a la radiación electromagnética, …
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SHM Racer : dynamic race condition detection using shared memory traps
… incrementally built a race condition detector, SHM Racer, using an assortment of thread safety violation/data race violation detection methods. The objective of this report was to demonstrate the tradeoffs/benefits of certain race condition finding tools, and construct a tool that could minimize …
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A SHM-based decision support system for risk management of bridge scour
… from the use of Structural Health Monitoring (SHM) systems for bridge scour assessment and of methodologies supporting the decision-making process of transport agencies responsible for scour risk management with information from scour sensors.;This thesis presents a probabilistic framework and …
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On the development of a population-based SHM strategy for aerospace structures
L'abstract è presente nell'allegato / the abstract is in the attachment
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Non-stationary time-dependent ARMA random vibration modeling, analysis & SHM with wind turbine applications
… as vibration-based Structural Health Monitoring (SHM). This is of relevance to several classes of modern structures, including bridges with moving vehicles, structures with changing geometry, cranes, robotic manipulators, and so on. However, the main focus of application on this dissertation are …
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Optimal sensor placement in structural health monitoring (SHM) with a field application on a RC bridge
Structural health monitoring (SHM) is a research field that targets detecting and locating damage in structures. The main objective of SHM is to detect damage at its onset and inform authorities about the type, nature and location of the damage in the structure. Successful SHM requires deploying …
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Toward a General Novelty Detection Framework in Structural Health Monitoring; Challenges and Opportunities in Deep Learning
Structural health monitoring (SHM) is an anomaly detection process. Data-driven SHM has gained much attention compared to the model-based strategy, specifically with the current state-of-the-art machine learning routines. Model-based methods require structural information, time-consuming model …
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Development of Structural Health Monitoring Systems Incorporating Acoustic Emission Detection for Spacecraft and Wind Turbine Blades
Structural Health Monitoring (SHM) is the science and technology of monitoring and can assess the condition of aerospace, civil, and mechanical infrastructures using a sensing system integrated into the structure. SHM is capable of detecting, locating, and quantifying various types of damage such …
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Durability testing of an aircraft structural health monitoring system
Structural health monitoring (SHM) is an emerging technology leading to systems capable of continuously monitoring structures for damage. Aerospace structures have one of the highest payoffs for SHM systems because damage can lead to catastrophic and expensive failures. Prior work in SHM has …
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Baseline-Free and Self-Powered Structural Health Monitoring
… improving current structural health monitoring (SHM) technology. Structural health monitoring is a damage detection technique that involves placing intelligent sensors on a structure, periodically recording data from the sensors, and using statistical methods to analyze the data in order to …
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Structural health monitoring in commercial aviation
… of a structural health monitoring (SHM) system. An ideal SHM would be able to give be capable of indicating damage type, location, severity, and estimate the remaining life of the structure while the structure is in use. This paper is an overview of how SHM can be applied in …
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Technology and application of structural health monitoring in bridges
Structural Health Monitoring (SHM) has become a useful tool for detecting when the characteristics of a structure have changed to indicate damage such that well-timed and effective maintenance may be planned and the remaining performance capacity may be assessed. SHM has also lead to a better …
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A novel genomics and bioinformatics approach to assess immunoglobulin and T cell receptor rearrangements and somatic hypermutation in lymphoproliferative disorders
… for diversification. Somatic hypermutation (SHM) is a B cell specific affinity maturation process whereby point mutations are intentionally inserted into the genomic sequence to marginally alter the confirmation of immunoglobulin (Ig) receptors. SHM is part of normal B cell development and is …
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Crack Detection in Aluminum Structures
Structural health monitoring (SHM) is the process of using measurements of a structure's response to known excitations and trying to determine if damage has occurred to the structure. This also fits the description of non-destructive evaluation (NDE). The main difference is that NDE takes place …
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Multi-scale structural health monitoring using wireless smart sensors
… of such WSS networks for full-scale SHM have demonstrated the feasible use of the technology. Much of the previous research and application efforts have been directed toward single-metric applications. Multi-metric monitoring, in combination with physics-based models, has great …
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Structural Health Monitoring Using Smart Sensors
… system are then experimentally verified. The SHM system consisting of ten Imote2s are installed on a scale-model truss. The SHM system monitors the truss in a distributed manner to localize simulated damage. Successful completion of this research paves the way toward full-fledged SHM systems …
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Ultra Low-Power Wireless Sensor Node for Structural Health Monitoring
Structural Health Monitoring (SHM) is the technology of monitoring and assessing the condition of aerospace, civil, and mechanical infrastructures using a sensing system integrated into the structure. Among variety of SHM approaches, impedance-based method is efficient for local damage detection. …
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Fundamental Studies In the Lamb-Wave Interaction Between Piezoelectric Wafer Active Sensor and Host Structure During Structural Health Monitoring
… efficient structural health monitoring (SHM) systems. SHM is the field of engineering that determines the health of a structure while it is in service. Active SHM can be performed through piezoelectric transducers such as piezoelectric wafer active sensors (PWAS) that can be permanently …
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Structural Health Monitoring for Bridge Structures Using Wireless Smart Sensors
Structural health monitoring (SHM) has drawn significant attention in recent decades because of its potential to reduce maintenance costs and increase the reliability of structures. An important class of structures that can potentially benefit from SHM are bridges, many of which are structurally …
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Guided Wave Structural Health Monitoring with Environmental Considerations
… and repair. Structural Health Monitoring (SHM) integrates sensor networks and structures to autonomously interrogate the structure and detect damage. The development of robust SHM systems is becoming more vital as aerospace structures are becoming more complex. New SHM methods that can …
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