Direct displacement
Extension of direct displacement-based design methodology for bridges to account for higher mode effects
... the direct displacement-based design (DDBD) procedure for bridges to account for higher mode effects, the key idea being not only the proper prediction of a target-displacement profile through the ...
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A Comparative Study of Force Based Design and Direct Displacement Based Design for R C Buildings
... Direct Displacement Based Design gives lower base shear than Force based method (IS 1893:2002). Base shear obtained by DDBD is 26.7%, 34.3%, 28.7%, 26.8% and 18.6% less for 8, 10, 12, 14 and 16– storey ...
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Damping of Steel Eccentrically Braced Frames in Direct Displacement-Based Design
... the direct displacement based design method was introduced to address this ...maximum displacement, Δ d , for a given equivalent damping, accounting for elastic and hysteretic damping in the ...
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Seismic Behavior of Direct Displacement-based Designed Eccentrically Braced Frames
... on displacement (Priestley et ...them, Direct Displacement-Based Design (DDBD) is a performance-based seismic design method that has been proposed and well developed remarkably by Priestley and his ...
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Analytical Study on Performance Evaluation of Multi-Storey R. C. Building by Direct Displacement Approach
... development. Direct displacement approaches can be used to gain the performance ...study Direct Displacement-Based Design (DDBD) approach in the content of PBSD is ...
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Performance Study on a Pier Designed Using Force Based and Direct Displacement Methods
... the displacement capacity when ...with direct displacement based design is compared to that of a designed on the basis of ...and direct displacement based and perform ance assessment is ...
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Performance Based Seismic Design of R C Framed Structure using Direct Displacement Method
... The objective of this section is to establish the fundamentals of the direct displacement-based seismic design of frame buildings. This method utilizes the substitute structure approach. The method ...
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Direct displacement based seismic design of flexible base structures subjected to pulse like ground motions
... practical displacement-based framework is presented for seismic design of flexible-base structures in near-fault ...utilises displacement response spectra constructed using a new procedure, which takes into ...
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Application of the Direct Displacement Based Design Methodology for Different Types of RC Structural Systems
... the direct displacement based design (DDBD) approach for different types of reinforced concrete structural systems including single moment-resisting, dual wall-frame and dual steel-braced ...the ...
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Direct Displacement Based Design of Reinforced Concrete Elevated Water Tanks Frame Staging
... structure. Direct Displacement-Based Design (DDBD) approach is a relatively new performance-based design method having well-established procedure for frame building structures and claims that structure ...
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Equivalent Damping in Support of Direct Displacement-Based Design with Applications to Multi-Span Bridges
... bridge displacement profile, and hence damage, for a variety of performance limit states and earthquake ...is direct displacement-based design ...predefined displacement limit is achieved when ...
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Rapid Seismic Assessment of Alaska Highway Bridges Using a Direct Displacement-Based Methodology.
... The direct displacement based-design (DDBD) method developed by Priestley et al. (2007) aims to design structures to achieve a prescribed target displacement under a design level hazard. The DDBD ...
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Direct Displacement Based Seismic Design of Continuous Curved Bridges.
... ‘Direct Displacement Based Seismic Design of Reinforced Concrete Curved Bridges’ it was observed that the displacement response of short period bridges, those with effective period less than 1 ...
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PERFORMANCE BASED SEISMIC DESIGN OF RCC BUILDING IN NEPAL USING DIRECT DISPLACEMENT BASED DESIGN PRINCIPLES
... versus direct displacement based design in predicting seismic demands of regular concrete special moment resisting frames”, in Proceedings of The 5th International Conference of Euro Asia Civil Engineering ...
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Direct Displacement Based Design of RC Beams and Columns
... Structural displacement is now recognized as a key parameter for structural and non-structural damage to a building during ...The direct displacement based design (DDBD) which considers ...
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The anchorage-slip effect on direct displacement-based design of R/C bridge piers for limiting material strains
... Abstract: Direct displacement-based design (DDBD) represents an innovative philosophy for seismic design of ...the displacement demand of the structural element for the target limit ...total ...
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A comparative study of force based design and direct displacement based design for Rc Dual Wall frame structure
... translational displacement, rotation, strain ...then Direct Displacement Based Design (DDBD) was proposed by ...The Direct Displacement Based Design (DDBD) is based on Performance Based ...
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Implementation of Direct Displacement-Based Design for Highway Bridges
... different displacement patterns and solution algorithms for application of the Direct Displacement-Based Design (DDBD) method to the most common types of highway ...
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Evaluation of Seismic Performance Based on A Direct Displacement-based Method
... Abstract— Commonly, in the design of the seismic-resistant building, the force-based method has been popularly adopted to distribute the effect of earthquake forces to the building structure. This concept uses forces as ...
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Problems associated with direct displacement-based design of concrete bridges with single-column piers, and some suggested improvements
... ‘indirect’ displacement-based design of bridges was made by Bardakis & Fardis (2008), who extended to bridges the concept of calculating inelastic rotation demands from elastic analysis previously used for ...
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