Preliminary considerations on the selective weakening of RC columns through rocking systems
نویسندگان
چکیده
Most of the research on seismic retrofit approaches focuses development innovative solutions with aim to improve performance existing buildings through either local or global strengthening. An effective alternative approach is controlling selective weakening specific portions structure, particularly reduce stiffness irregularities. The present a possible dealing transformation reinforced concrete (RC) columns given story, specifically at ground level, into rocking columns. This solution will lead behavior like one an isolated system. advantages such are, among others: reduction relative displacement demand stories above system (i.e., damage upper stories), in RC confined region, lumping construction works just possibility couple additional energy dissipation recentering systems. effectiveness proposed has been preliminarily evaluated application reference case study.
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ژورنال
عنوان ژورنال: Procedia structural integrity
سال: 2023
ISSN: ['2452-3216']
DOI: https://doi.org/10.1016/j.prostr.2023.01.131