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Fragility analysis of floor micro vibration

WebProbabilistic assessments of floor micro vibrations that exceed a specific vibration level for various vehicle weights and speeds can be directly determined from the fragility surfaces. Instead of using a deterministic approach, probability-based surfaces are a promising alternative for assessing floor micro vibrations that exceed a specific ... WebDec 6, 2024 · In the fragility analysis, researchers mostly chose and constructed seismic intensity measures (IMs) according to past experience and personal preference, resulting in large dispersion between the sample of engineering demand parameter (EDP) and the regression function with IM as the independent variable. This problem needs to be …

Seismic fragility analysis of bridges by relevance vector machine …

WebJun 7, 2024 · Most conventional seismic fragility analyses of RC buildings usually ignore or greatly simplify the soil-structure interaction (SSI), and the maximum interstory drift ratio (MIDR) is often adopted to establish seismic fragility curves. In this work, an eight-story RC building was designed to study the influence of the SSI on the seismic fragility of RC … WebEnter the email address you signed up with and we'll email you a reset link. hdphmc3srv.hdpgmbh.local https://balverstrading.com

Seismic Fragility Analysis of Mega-Frame with Vibration Control ...

WebJan 1, 2024 · In recent decades, fragility analysis is emerging to be an impeccable tool for seismic risk assessment of structures. The fragility curves thus developed are empirical conditional probability functions that define the likelihood of exceedance of damage as a function of ground motion parameters with respect to a specific limit state [1]. WebMar 31, 2024 · Ambient vibration testing and seismic fragility analysis of masonry building aggregates ... They are three stories high and have a partial basement floor. The plan dimension is around 17.5 × 6.8 m and the total height is approximately 12.0 m. ... Campos Costa, A.P.d., Candeias, P.J.d.X. et al. Ambient vibration testing and seismic fragility ... WebThe assessment of the floor micro-vibration in terms of probability of exceeding a given vibration limit for various pairs of vehicle weight and moving speed can be read accordingly from the fragility surfaces. KW - Fragility surfaces. KW - High technology factory. KW - Micro-vibration. KW - Moving loads. KW - Time history analysis golden state healthcare center

Buildings Free Full-Text A New Seismic Classification Procedure …

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Fragility analysis of floor micro vibration

Fragility analysis of floor micro vibrations induced by …

WebJun 1, 2024 · Seismic fragility analysis of a mega-frame with vibration control substructure (MFVCS) considering structural uncertainties is computationally expensive. Dual surrogate model (DSM) can be used to improve computational efficiency, whereas the proper selection of design of experiments (DoE) is a difficult work in the DSM-based seismic fragility … WebSep 1, 2024 · In this paper, the seismic response of a five-story reinforced concrete (RC) frame system building is analysed through fragility analysis. The structure is designed in accordance with structural Eurocodes EN1990, EN1991, EN1992 and EN1998, as a high-ductility (DCH) system. For the analysis of the response of a structural system to …

Fragility analysis of floor micro vibration

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WebApr 12, 2024 · This study analyzes a high-rise building with B-level height (i.e., a total height of 146.5 m) and a shear wall structure. Since the project contains many plane irregularities (including 1a torsional irregularity, 1b eccentric arrangement, and 2a plane convex irregularity), it should be treated as a super high-rise building. This study introduces the … WebJun 1, 2024 · Probabilistic assessments of floor micro vibrations that exceed a specific vibration level for various vehicle weights and speeds can be directly determined from …

WebThe impacts on seismic fragility and FOS response hazard of the slopes were discussed when using different IMs. The results reveal that sustained maximum velocity (SMV) and velocity spectrum intensity (VSI) are recognized as the optimal IM for a mining depth of 50 m and 100 m, respectively. WebProbabilistic assessments of floor micro vibrations that exceed a specific vibration level for various vehicle weights and speeds can be directly determined from the fragility …

WebThis study presents assessment of floor micro-vibrations induced by moving vehicles in high technology factories by using a fragility-based method. A series of time history … WebFeb 1, 2011 · An analysis using higher vibration modes would be desirable for the assessment of comfort criteria in very tall buildings [47]. Finally, future studies might also be directed towards the extension of the proposed algorithm to the analysis of accelerations and vibrations during extreme events, not only related to occupant comfort.

WebApr 27, 2024 · In this paper, an RC frame model with infilled walls was built and tested, including by a modal test, percussion test and shaking table test, the prototype of which was a collapsed teaching building with an eccentrically placed open corridor during the Wenchuan Earthquake in Xuankou Middle School. The natural frequency of the model …

WebDue to aesthetic demands and the necessity for multi-functionality, a unique structure with one or multiple links connecting adjacent buildings has attracted the attention of researchers. In order to improve vibration control, this study investigates the seismic mitigation performance of a connected structure with a one-side damping layer. The … hdp high density plasmaWebMar 25, 2024 · Hu XY, Xiong F. Response analysis of micro-vibration of high technology building. Earthquake Eng Eng Vibrat 2006; 26: 1000–1301. Google Scholar. 25. Xu YL, Hong XJ. Stochastic modelling of traffic-induced building vibration. ... Fragility analysis of floor micro vibrations induced by internal vehic... Go to citation Crossref Google Scholar. hdp firmaWebThe region of interest for cortical bone analysis was selected at a distance of 5.2 mm from the end of the growth plate (EGP) and extending 1.5 mm at the femoral midshaft, whereas that for trabecular bone analysis was selected at a distance of 1.2 mm from the EGP and extending 1.5 mm. Scanning parameters included 70 kVp voltage, 200 mA current ... golden state health centerWebNov 1, 2024 · The fragility analysis methods were evaluated by performing analysis for a three-storey reinforced concrete structure, ... To obtain accelerations and stresses similar to the real structure additional masses were fixed on each floor. The total seismic mass was about 50t. The structure was made of concrete strength C30/37 and reinforcement Bst500. golden state home healthWebFragility analysis of floor micro vibrations induced by internal vehicles in high technology factories Structures You are using an outdated, unsupported browser. Upgrade to a … hdp hive源码WebNov 1, 2024 · These four fragility analysis methods are applied to determine fragility curves for the 3-storey reinforced concrete shear wall building of the SMART2013 benchmark project. Advantages and disadvantages of the methods are illustrated and the impact of the simplifying assumptions (e.g. lognormal curves, scaling) are assessed. hdp hiveWebApr 12, 2024 · Starting from considerations on the high seismic vulnerability of nonstructural elements, and at the same time the scarce consideration of their performance at the different stages of the design and assessment process, this paper proposes a very simple and ready-to-use seismic classification scheme for nonstructural elements. The proposed approach … golden state hat company