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RISA Simple Absolute Nodal Coordinate Formulation for Thin Beams With Large Deformations and Large Rotations
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A simple but effective formulation of beams with large deformation and large rotation is derived from the principles of continuum mechanics. Proper assumptions are imposed, and the beam strain tensors are formulated from ...
Fast and Robust Full Quadrature Triangular Elements for Thin Plates/Shells With Large Deformations and Large Rotations
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A new formulation for plates/shells with large deformations and large rotations is derived from the principles of continuum mechanics and calculated using the absolute nodal coordinate formulation (ANCF) techniques. A class ...
A Universal and Efficient Quadrilateral Shell Element Based on Absolute Nodal Coordinate Formulation for Thin Shell Structures With Complex Surfaces
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This work proposes a new quadrilateral shell element to analyze large deformations or rotations of membrane or shell structures. The element is an improvement of the previously proposed gradient-deficient quadrilateral ...
A Computational Conformal Geometry Approach to Calculate the Large Deformation of Plates/Shells With Arbitrary Shapes
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: High-accuracy numerical methods to solve the nonlinear Föppl–von Kármán (FvK) equations usually work well only in simple domains such as rectangular regions. Computational conformal geometry (CCG) provides a systematic ...
On the Approximation of the Full Mass Matrix in the Rotational-Coordinate-Based Beam Formulation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A novel approach is developed to approximate the full mass matrix in the rotational-coordinate-based beam formulation, which can improve the efficiency of calculating its inverse in dynamic analyses. While the rotational ...
Dynamic Analysis of Power Transmission Lines With Ice-Shedding Using an Efficient Absolute Nodal Coordinate Beam Formulation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Dynamic analysis of power transmission lines with ice-shedding is conducted in this work. The power transmission line is first simplified as a uniform slender round beam. While the beam can have large displacements, ...
A New Triangular Thin Shell Element Based on the Absolute Nodal Coordinate Formulation for Complex Surfaces
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This work proposed a new Hermite triangular thin shell element based on the absolute nodal coordinate formulation to model thin shells with complex curved surfaces. Three techniques are adopted to enhance its universality ...
A Nodal-Lie-Group Beam Element for Absolute Nodal Coordinate Formulations
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A new 12DOF beam element is proposed to simulate large deformation and large rotation based on the 24DOF absolute nodal coordinate formulation (ANCF) beam element proposed before. The centerline of the beam is interpolated ...
Springing Responses Analysis and Segmented Model Test on a 550,000 Dead Weight Tonnage Ore Carrier
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In hydroelastic model tests, segmented ship models are usually used to make sure that the model scale and the full size ship satisfy the similarity law of structural natural frequency and distribution of ship bending ...