1 AIT Asian Institute of Technology

Generation of non-stationary artificial ground motion

AuthorKashiide, Masato
Call NumberAIT Thesis no.ST-82-09
Subject(s)Structural dynamics
NoteA thesis submitted in partial fulfillment of the requirements for the degree of Master of Engineering School of Engineering and Technology
PublisherAsian Institute of Technology
AbstractFor the aseismic design of certain types of structures, earthquake time histories have to be used. Due to a lack of appropriate records for specific sites, methods for generating non-stationary artificial ground motions for a given construction site in terms of magnitude and epicentral distance are very useful. The suggested method is based on the physical spectrum theory and the spectral parameters represent the non-stationary amplitude and frequency characteristics. By assuming a shape of the physical spectrum model and using multivariate statistical analysis, a physical spectrum model is estimated for a given construction site in terms of magnitude and epicentral distance. Subsequently, the non-stationary artificial ground motions with the estimated physical spectrum model can be generated by means of a non-stationary random process. Consequently, non-stationary artificial ground motions with the earthquake properties known previously can be generated for a give construction site in terms of magnitude and epicentral distance.
Year1982
TypeThesis
SchoolSchool of Engineering and Technology
DepartmentDepartment of Civil and Infrastucture Engineering (DCIE)
Academic Program/FoSStructural Engineering (STE) /Former Name = Structural Engineering and Construction (ST)
Chairperson(s)Ogawa, Junji
Examination Committee(s)Karasudhi, Pisidhi ; Wireland, Martin
Scholarship Donor(s)The Royal Thai Government
DegreeThesis (M.Eng.)- Asian Institute of Technology, 1982


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