Seismic isolation: A pathway to standardized advanced nuclear reactors

SS Parsi, KM Lal, BD Kosbab, ED Ingersoll… - … Engineering and Design, 2022 - Elsevier
Standardizing advanced nuclear reactors is a pathway to substantially reducing their
overnight capital cost and achieving parity with other power sources, including renewables …

Effects of the improper modeling of viscous damping on the first‐mode and higher‐mode dominated responses of base‐isolated buildings

H Anajafi, RA Medina… - Earthquake engineering & …, 2020 - Wiley Online Library
In many finite element platforms, a classical global damping matrix based on the elastic
stiffness of the system (including isolators) is usually developed as part of the solution to the …

Numerical study on the response of steel-laminated elastomeric bearings subjected to variable axial loads and development of local tensile stresses

KN Kalfas, SA Mitoulis, K Katakalos - Engineering Structures, 2017 - Elsevier
Steel-laminated elastomeric bearings are isolation devices which are used extensively in
buildings, bridges, nuclear power plants and other structures. Accurate modelling of the …

Experimental investigation of cavitation in elastomeric seismic isolation bearings

M Kumar, AS Whittaker, MC Constantinou - Engineering Structures, 2015 - Elsevier
Abstract Design standards for seismic isolation of nuclear power plants in USA will consider
the effects of beyond design basis loadings, including extreme earthquakes. Seismic …

Review of qualification and modeling for radiation-induced polymer degradation

T Chen, TY Chang, BA Konstanczer… - Frontiers in Nuclear …, 2023 - frontiersin.org
Polymeric materials have multiple potential applications in nuclear power reactors including
advanced and small modulus reactors, in addition to their extensive usage in safety …

Towards standardized nuclear reactors: Seismic isolation and the cost impact of the earthquake load case

KM Lal, SS Parsi, BD Kosbab, ED Ingersoll… - … Engineering and Design, 2022 - Elsevier
Nuclear energy has a key role to play in global decarbonization. Impediments to the
widespread deployment of reactors are their projected high capital cost and levelized cost of …

Seismic isolation of nuclear power plants: Past, present and future

AS Whittaker, P Sollogoub, MK Kim - Nuclear Engineering and Design, 2018 - Elsevier
Seismic isolation of nuclear power plants is in its infancy, with only a small number of
applications worldwide. This outcome is due in part to the construction of only a small …

Stress softening behaviour of HDNR bearings: modelling and influence on the seismic response of isolated structures

E Tubaldi, L Ragni, A Dall'Asta… - … & Structural Dynamics, 2017 - Wiley Online Library
High‐damping natural rubber (HDNR) bearings are extensively employed for seismic
isolation of structures because of their low horizontal stiffness and high damping capacity …

Evaluation of the vibration response of third generation nuclear power plants with isolation technology under large commercial aircraft impact

R Mei, J Li, G Lin, R Pan, X Zhu - Progress in Nuclear Energy, 2020 - Elsevier
With the development of nuclear power technology, third-generation nuclear power plants
(NPPs) are being built in many places. Examples include the American passive AP1000 …

Biaxial shear behaviour of HDNR with Mullins effect and deformation-induced anisotropy

L Ragni, E Tubaldi, A Dall'Asta, H Ahmadi, A Muhr - Engineering Structures, 2018 - Elsevier
High damping natural rubber (HDNR) bearings, commonly employed to isolate structures,
are subjected to biaxial horizontal deformations by the seismic motion. If they have virgin …