Πλοήγηση ανά Θέμα "Seismology"
Αποτελέσματα 21-39 από 39
-
A Novel steel pipe joint for enhancing pipeline seismic resilience i: Development and validation
(2022)During the last four years, an extensive experimental project has been launched to determine the structural performance of lap welded joints under ground-induced deformations, mainly due to severe seismic events. The ... -
Numerical analysis of the seismic response of sand passively stabilized against liquefaction
(2015)Passive stabilization is a new technique for mitigating the risk of seismic liquefaction in the non-cohesive foundation soil of existing structures. It consists of the low pressure injection (in the soil pores) of colloidal ... -
Numerical Simulation of Steel Lap Welded Pipe Joint Behavior in Seismic Conditions
(2018)The present paper reports numerical calculations which complement experimental work reported in the companion paper entitled "Experimental Results of Steel Lap Welded Joints in Seismic Conditions", also presented in ASCE ... -
The OECD-NEA programme on metallic component margins under high seismic loads (MECOS)
(2016)MECOS is Post-Fukushima OECD/NEA initiative, with the following main objectives: - To quantify the existing margins in seismic analysis of safety class components and assess the existing design practices within a benchmark ... -
Parameters affecting response and design of steel moment frame reduced beam section connections: An overview
(2011)The most crucial parameters that affect the response as well as the design of Steel Moment Frame (SMF) Reduced Beam Section (RBS) connections are discussed. After a brief historical background concerning the development ... -
Performance criteria for liquid storage tanks and piping systems subjected to seismic loading
(2015)In this paper, performance criteria for the seismic design of industrial liquid storage tanks and piping systems are proposed, aimed at defining a performance-based design framework towards reliable development of fragility ... -
Performance Criteria for Liquid Storage Tanks and Piping Systems Subjected to Seismic Loading
(2017)In this paper, performance criteria for the seismic design of industrial liquid storage tanks and piping systems are proposed, aimed at introducing those industrial components into a performance-based design (PBD) framework. ... -
Permanent earthquake-induced actions in buried pipelines: Numerical modeling and experimental verification
(2018)Buried pipelines are often constructed in seismic and other geohazard areas, where severe ground deformations may induce severe strains in the pipeline. Calculation of those strains is essential for assessing pipeline ... -
Recent advances on the hybrid simulation of bridges base on partitioned time integration, dynamic identification and model updating
(2015)The influence of the seismic performance of existing bridges on the functionality of communication infrastructures is widely recognized as a crucial issue. Therefore, Hybrid Simulation with Dynamic Substructuring (HS-DS) ... -
A refined analytical model for earthquake-induced sloshing in half-full deformable horizontal cylindrical liquid containers
(2016)The coupled response of elastic deformable liquid containers of horizontal-cylindrical shape under external seismic excitation is examined, through an analytical methodology, assuming inviscid-incompressible fluid and ... -
Seismic retrofitting of steel and concrete structures using low-yield strength shear panels
(2005)The paper addresses the problem of seismic retrofitting of existing concrete structures through an innovative methodology based on low yield strength metal shear panels. These panels are introduced in specific places of ... -
Sensitivity kernels for transmission fibre optics
(2022)Fibre-optic sensing based on transmission offer an alternative to scattering-based distributed acoustic sensing (DAS). The ability to interrogate fibres that are thousands of kilometres long opens opportunities for studies ... -
A simple and efficient model for seismic response and low-cycle fatigue assessment of uplifting liquid storage tanks
(2018)Ground-supported unanchored liquid-storage cylindrical tanks, when subjected to strong seismic loading may exhibit uplifting of their bottom plate, which may have significant effects on their dynamic behavior and structural ... -
Simplified methodology for estimating seismic coefficients for the pseudo-static slope stability analysis of earth dams
(2011)This paper presents a simplified methodology for the estimation of seismic coefficients for pseudo-static slope stability analysis of earth dams and tall embankments. This methodology is based on a statistical analysis of ... -
Simplified model for the seismic performance of unanchored liquid storage tanks
(2015)Ground-supported unanchored liquid-storage cylindrical tanks, when subjected to strong seismic loading may exhibit uplifting of their bottom plate, which has significant effects on their dynamic behavior and strength. Those ... -
Sloshing effects on the seismic design of horizontal-cylindrical and spherical vessels
(2004)The paper concerns earthquake-induced sloshing analysis in horizontal-cylindrical and spherical industrial vessels. More specifically, the paper focuses on the calculation of the total force in such vessels, due to horizontal ... -
Steel beam-to-column RBS connections with European profiles: I. Static optimization
(2017)In this work we present an optimization procedure for achieving best beam-to-column reduced beam section connections in steel moment frames under static loading. The whole scheme is based on selecting European I-profiles ... -
Theory of phase transmission fibre-optic deformation sensing
(2022)We present a theory and conceptual examples for fibre-optic deformation sensing based on phase changes of transmitted light. As a first result, we establish an exact relation between observable phase changes and the ... -
Uplift mechanics of unanchored liquid storage tanks subjected to lateral earthquake loading
(2021)Motivated by the seismic response of unanchored liquid storage tanks, their uplift mechanism under strong lateral loading is examined. Using three-dimensional finite element models, nonlinear static analysis is conducted ...