Methods of nonlinear analysis of structures are discussed. The paper will concentrate on the geometric nonlinear analysis. developments of these methods in recent years are reviewed, and their advantages and disadvantages ...

The load-bearing capacity of structures can be influenced by variations in parameters, such as initial geometric defects, multi-parameter loadings, material specifications and temperature. This paper aims to

introduce ...

corresponding tangent stiffness. The finite element procedure and updated Lagrangian descriptions are utilized with the new stiffness matrix. Furthermore, governing equilibrium equations are solved by using cylindrical arc-length approach. The validity...

-order terms affect the resulting unbalanced force and also frame tangent stiffness. Moreover, the finite element method, updated Lagrangian description, and arc length scheme are employed in this study. To check the efficiency of the proposed strategy, several...

This paper provides a program to adopt based on modeling the nonlinear behavior of

arbitrary elements with combination of material nonlinearity and geometric nonlinearity for the

purpose of structures assessment. ...