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A Theorical Study On Earthquake Resistant Control Of Double-layer Cylindrical Latticed Shells

Posted on:2001-11-17Degree:MasterType:Thesis
Country:ChinaCandidate:G Z RenFull Text:PDF
GTID:2132360002452394Subject:Structural engineering
Abstract/Summary:
The seismic response of lattice shells is complex subjected to earthquake. Because of large of work during controlling process, the computation for the response is difficult. The double-layer cylindrical lattice shell is researched with controlling theory in this paper. One end of the model of the double-layer cylindrical lattice shell in the paper is underpinned by rim, the other end is underpinned by rubber spring. We adopt half-active control at the model. We actualize real-time control with symbol control theory and optimization control theory, to reduce the seismic response of each nodal of the double-layer cylindrical lattice shells under earthquake. We also study the position of stiffness and damping implements.
Keywords/Search Tags:double-layer cylindrical, lattice shell, half-active control, symbol control
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