Showing papers in "Procedia Engineering in 2010"

TL;DR: Visual and quantitative analysis show that the proposed algorithm significantly improves the fusion quality; compared to fusion methods including PCA, Brovey, discrete wavelet transform (DWT).

TL;DR: In this article, the authors presented case studies on evacuation behavior in a real hotel building and in a virtual hotel building in a behavioral assessment and research tool (BART) in virtual reality.

TL;DR: In this article, a 3D printing technique, in particular, acrylic photopolymer material-based Rapid Prototyping (RPT) have been used to fabricate molds for PDMS (PolyDiMethylSiloxane) casting; fabricate RPT-based microfluidics and 3D-based research instrument platforms.

TL;DR: In this paper, the effect of cyclic slip on the fatigue-induced dislocation distributions, the origin and effect of cycle irreversibilities and their relation to fatigue life and, finally, cyclic strain localization and fatigue crack initiation in persistent slip bands.

TL;DR: Two new figures of merit for smart temperature sensors are defined, which express the tradeoff between their energy/conversion and their resolution and inaccuracy, respectively.

TL;DR: In this article, a typical fracture surface with a fine concavo-convex pattern called "ODA" was discovered for very high cycle fatigue (VHCF) of high strength steel.

TL;DR: In this article, the capacity of evacuation doors is affected by the evacuation door width, population composition, the presence of an open door and evacuation conditions, and the average observed capacities are for all widths lowest for the lowest stress level and highest for the highest stress level.

TL;DR: In this paper, X-ray computed tomography and metallography are applied to cast AlSi7Mg to characterize the size and morphology of casting pores, and the stress concentration due to the real 3D pore morphology is then investigated with finite element method.

TL;DR: The existence or non-existence of fatigue crack growth thresholds is of practical importance and scientific interest, as is knowledge of the stresses enabling crack formation at the surface and the interior of a specimen as discussed by the authors.

TL;DR: In this article, the cyclic stress response revealed combinations of cyclic hardening, saturation and cyclic softening, depending on the applied total strain amplitude, in the case of high alloyed metastable austenitic cast TRIP steels with different chemical compositions resulting in different austenite stabilities.

TL;DR: In this paper, a testing setup to determine stress-strain curves of hard metals under static and cyclic uniaxial compression and tension loading was developed, where the investigated hard metal grades varied in WC grain size and Co-binder content ranging from 0.2 to 1.3μm.

TL;DR: In this article, the role of corrosion pit in the corrosion fatigue crack initiation process of martensitic, ferritic, austenitic, duplex and precipitation-hardening stainless steels is summarized.

TL;DR: In this paper, the effects of physical attributes of suitable knitted fabrics on the amount of pressure generated on the underlying body were investigated, where the authors aim to predict the magnitude of pressure applied to a cylindrical body of known radius by generating specific amounts of tension to an external fabric cover.

TL;DR: In this paper, the wave force was evaluated based on the diffraction theory by Boundary Element Method first, and the effects of the size and the shape of SFT on the wave forces were discussed.

TL;DR: In this paper, the authors show how traveler information and compliance behavior are included in the evacuation model EVAQ by applying a hybrid route choice model and internalizing the generalized costs of deviating from the instructions.

TL;DR: In this article, the relevance of some important variables from disaster psychology will be discussed, which will enhance prediction of human behavior during evacuations, and will be more effective if phases and accompanying human behavior are taken into account.

TL;DR: The importance of road links as backup alternatives when other links in the network are disrupted (due to events such as floods, landslides, car accidents etc.) is considered.

TL;DR: In this paper, a wearable biomedical signal sensor device for monitoring health conditions at home is proposed. But the wearable monitoring system consists of two subsystems: first, a wearable data acquisition hardware, where the sensors for acquiring the biomedical parameters are integrated, and secondly, a remote monitoring station placed separately and connected to internet for telemedicine applications.

TL;DR: In this article, the effects of artificial aging on two aluminum alloys A356, which have been often used for engine cylinder heads, were examined by TEM to see the effects on microstructure in terms of fatigue failure.

TL;DR: In this paper, sensors based on molecularly imprinted polymers (MIP) for creatinine and urea selective determination using solvent evaporation processing of poly(ethylene-co-vinyl alcohol), (EVAL), were fabricated.

TL;DR: In this article, the authors present the advantages and disadvantages of a submerged floating tunnel and also point out some obvious disadvantages with this new and challenging structure and suggest the involved parties should prepare for a large number of visitors.

TL;DR: In this paper, the aerodynamic performance of 14 panels and 32 panels was evaluated for a range of wind speeds and non-dimensional drag coefficient was determined and compared with a ball made of 32 panels and 14 panels.

TL;DR: In this paper, a polyamide 66 reinforced with 35 wt% of short glass fibers (PA66 GF35), at room temperature, was tested dry-as-molded or at the equilibrium with an air containing 50% of relative humidity.

TL;DR: Forged Ti6Al4V alloy in two different microstructures was used for investigations on fatigue behavior with special focus on crack initiation and short crack propagation characteristics as mentioned in this paper, where different stress levels were imposed at a constant R ratio of −1 and a frequency of 20Hz with a sinusoidal command signal.

TL;DR: In this paper, a simplified numerical approach based on finite elements to compute thermal stresses occurring in work roll of hot rolling mills is proposed, which reduces both the complexity of the analysis and computational effort.

TL;DR: In this paper, a low-rate wireless personal area network-based sensor network for early detection and monitoring of forest fires is presented, which is designed to perform different parameter measurements at different tree heights, depending on the forest relief.

TL;DR: In this article, the authors have developed the simulation tool CFS++(Coupled Field Simulation in C++) based on the Finite Element (FE) method, which is capable of efficiently solving the arising partial differential equations.

TL;DR: In this article, near component-shaped samples were tested under thermomechanical fatigue conditions in a testing device which represents near-service conditions, in order to characterize life until a long crack is formed.

TL;DR: This paper outlines a preliminary decision model for the evacuation decision and identifies levels of risk at which point evacuation actions should be taken by emergency managers in a storm surge scenario with forecasts at 12 and 9 hour intervals.

TL;DR: In this paper, a microscopic S-Paramics simulation framework in an evacuation condition is set up to assess the impact of variations in driving behavior on the evacuation clearance time, and different scenarios in terms of acceleration rate, maximum speed, mean headway and minimum gap distance have been developed.