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TIME-HISTORIES

Spectra-Compatible Time Histories for the ACR NPP in Eastern North America

Spectra-Compatible Time Histories for the ACR NPP in Eastern North America

... ground time-histories that are compatible with the CSA-based rock and soil spectra, an additional set of ground time histories that is compatible with the ENA-based spectrum is ...of ...

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Performance Based Seismic Response Using Random Phase Acceleration Time Histories

Performance Based Seismic Response Using Random Phase Acceleration Time Histories

... acceleration time histories for development of seismic responses for linear elastic, time domain ...input time history and that of a phased structural amplification function, which has been ...

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On the use of natural and artificial time histories for seismic analyses - state of the art and recommendations

On the use of natural and artificial time histories for seismic analyses - state of the art and recommendations

... (time histories), which may lead to significant discrepancies, and therefore difficulties to deal with for engineering purpose (representativeness, variability, number of time histories to use ...

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Generation of empirical envelope functions and synthetic time histories for strong ground motion

Generation of empirical envelope functions and synthetic time histories for strong ground motion

... synthetic time histories using stochastic simulation ...random time history is generated by inverting the Fourier Amplitude Spectrum (FAS) with random phase ...the time history is multiplied ...

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A DYNAMIC BEHAVIORAL STUDY OF STRUCTURE WITH PILED RAFT FOUNDATION BY TIME HISTORIES FINITE ELEMENT MODEL

A DYNAMIC BEHAVIORAL STUDY OF STRUCTURE WITH PILED RAFT FOUNDATION BY TIME HISTORIES FINITE ELEMENT MODEL

... Thus this is fundamentally different from foundation application where the piles or shafts are placed beneath the entire foundation and are assumed to carry all loads. An additional unique aspect of the piled - raft ...

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Adaptation of Real Earthquake Records to Provide Response Spectrum Compatible Time Histories for the Design of Structures

Adaptation of Real Earthquake Records to Provide Response Spectrum Compatible Time Histories for the Design of Structures

... Record selection described in this paper has been applied specifically to develop time histories compatible with a UK design basis earthquake, although the method can readily be extended to apply to other ...

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Variations in force time histories of cat gastrocnemius, soleus and plantaris muscles for consecutive walking steps

Variations in force time histories of cat gastrocnemius, soleus and plantaris muscles for consecutive walking steps

... force–time histories of gastrocnemius, soleus and plantaris during the stance phase of a step cycle; effective modulation of this pattern through cutaneous, spindle, Golgi tendon or other afferent pathways ...

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A Modified Simple Method to Generate Artificial Time Histories

A Modified Simple Method to Generate Artificial Time Histories

... a time history from a given response spectrum is quite tricky and the time history cannot be ...get time histories from a given response ...the time history, and Jun proposed an updated ...

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Simulation Analysis of Reactor Buildings on Niigataken Chuetsu-oki Earthquake at Kashiwazaki-Kariwa Nuclear Power Plant

Simulation Analysis of Reactor Buildings on Niigataken Chuetsu-oki Earthquake at Kashiwazaki-Kariwa Nuclear Power Plant

... Figure 7 shows the distribution of maximum response accelerations for Unit 1 in the building’s height direction obtained from the analysis. Figure 8 compares the analysis results with the observation records of the ...

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Experimental investigation of dynamic loads on offshore racing yachts

Experimental investigation of dynamic loads on offshore racing yachts

... The detailed analysis of panel response times and of vertical displacement time histories obtained from the linear potentiometer, indicated that no sensible change in the vertical veloci[r] ...

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The Effects of Film/Substrate Properties on Impact Behaviour of Layered Systems

The Effects of Film/Substrate Properties on Impact Behaviour of Layered Systems

... the time histories for contact force, deflection of target, displacement of impactor, energy, strain and stress of five typical layered systems during impact event are obtained and compared with each other ...

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Upgrading the Seismic Resistance of the VVER-440 Pressuriser by Joint Supports

Upgrading the Seismic Resistance of the VVER-440 Pressuriser by Joint Supports

... acceleration time histories were generated by the program ACCLGS based on the given floor acceleration response spectra [3] as a sum o harmonic series components ...

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Study Of Nonlinear SSI Analysis Of Concrete Shear Wall Buildings Using Time Domain And Frequency Domain Approaches

Study Of Nonlinear SSI Analysis Of Concrete Shear Wall Buildings Using Time Domain And Frequency Domain Approaches

... Figure 10 shows comparison of shear strain time histories of LS-DYNA and ACS SASSI for panels 1 and 9. The shear strains are calculated in LS-DYNA by using displacement at four corner points of each panel. ...

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Response of Monolithic and Laminated Glass under Impact Loading

Response of Monolithic and Laminated Glass under Impact Loading

... the time histories for contact force, deflection of target, displacement of impactor, strain and energy during impact event due to the impact velocity changes are obtained and compared with each other ...

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The effect of material properties on the seismic performance of Arch Dams

The effect of material properties on the seismic performance of Arch Dams

... linear time his- tory analyses of the arch dam-reservoir-foundation interac- tion system are carried out for different material ...The time histories and maximum values of the displacements and ...

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Signal-Based Damage Detection Methods – Algorithms and Applications

Signal-Based Damage Detection Methods – Algorithms and Applications

... measured time histories or their corresponding spectra through proper signal processing methods and algorithms to detect ...into time-domain methods, frequency-domain methods, and ...

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Time History Comparison of Building Structure Using Etabs

Time History Comparison of Building Structure Using Etabs

... two time histories are considered to analyse the ...various time histories. Present research considered fruili time history and Petrolia history one by one for both building cases ...

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Evaluation of the Seismic Risk of a NPP Building Using the Conditional Spectra Approach

Evaluation of the Seismic Risk of a NPP Building Using the Conditional Spectra Approach

... The performed pilot study had the goal to quantitatively compare two procedures which can be used for the risk assessment of critical infrastructure. The first approach was based on the “classical approach” to select ...

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Sensitivity   Analyses of Seismic Behavior of Spent Fuel Dry Cask Storage Systems   (K299)

Sensitivity Analyses of Seismic Behavior of Spent Fuel Dry Cask Storage Systems (K299)

... Sandia National Laboratories is conducting a research project to develop a comprehensive methodology for evaluating the seismic behavior of spent fuel dry cask storage systems (DCSS) for the Office of Nuclear Regulatory ...

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A stochastic approach to synthesizing response spectrum compatible seismic accelerograms

A stochastic approach to synthesizing response spectrum compatible seismic accelerograms

... An approach for simulating strong ground motion records compatible with a design (target) displacement spectrum specified by regulatory agencies for the aseismic design of structures has been presented. For this purpose, ...

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