Results 231 to 240 of about 2,616,911 (291)

The influence of secondary reinforcement on a strut‐and‐tie model for the design of reinforced concrete corbels

open access: yesStructural Concrete, EarlyView.
Abstract In precast concrete structures, optimizing the design of corbels by considering the contributions of secondary reinforcement elements can significantly improve construction economy, especially when corbels are repeated multiple times. This paper proposes a strut‐and‐tie model for reinforced concrete corbels subjected to vertical and/or ...
Rejane Martins Fernandes Canha   +3 more
wiley   +1 more source

Kinematics‐based model for shear capacity assessment of unreinforced interior beam–column joints

open access: yesStructural Concrete, EarlyView.
Abstract This study presents a kinematics‐based model for assessing the shear strength of reinforced concrete interior beam–column joints without transverse reinforcement. The proposed framework is built on first principles—kinematics, equilibrium, and constitutive relations—and explicitly models discrete cracks by introducing kinematic parameters such
Daniele Arcuri   +2 more
wiley   +1 more source

Effective axial strength of laterally strengthened RC pier heads with post‐tensioning method

open access: yesStructural Concrete, EarlyView.
Abstract This study investigates the structural performance enhancement of reinforced concrete (RC) pier heads laterally strengthened with unbonded post‐tensioning (PT) to accommodate increased design loads following a deck replacement of an existing railway bridge.
Yujae Seo   +3 more
wiley   +1 more source

A Modular Variable Stiffness Co-Bot System Achieving Tasks Flexibility and Contact Compliance. [PDF]

open access: yesAdv Sci (Weinh)
Gaozhang W   +6 more
europepmc   +1 more source

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