Mixed methods and flexibility approaches for nonlinear frame analysis

Journal of Constructional Steel Research

Volumn 58, Issue 5-8, 2002, Pages 967-993

  Hjelmstad, K D ^a   Taciroglu, E ^b  

^a University of Illinois at Urbana Champaign   (United States)

^b UNIVERSITY OF ILLINOIS AT URBANA CHAMPAIGN   (United States)

Author keywords

Beam finite elements; Hellinger Reissner; Hu Washizu; Mixed finite element methods; Mixed enhanced elements; Nonlinear flexibility methods; Variational principles

Indexed keywords

MATRIX ALGEBRA; NONLINEAR SYSTEMS; STEEL BEAMS AND GIRDERS; STIFFNESS; STRUCTURAL ANALYSIS; VARIATIONAL TECHNIQUES;

NONLINEAR FRAME ANALYSIS;

STRUCTURAL FRAMES;

STEEL FRAME;

EID: 0036575158     PISSN: 0143974X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0143-974X(01)00100-6     Document Type: Article

References (17)

1. A nonlinear beam element for seismic analysis of structures
2. Mixed formulation of nonlinear beam finite element
3. Fibre beam-column model for nonlinear analysis of RC frames: Formulation
4. Evaluation of nonlinear frame finite elements models
5. Equilibrium based iterative solutions for the non-linear beam problem
6. A class of mixed assumed strain methods and the method of incompatible modes
7. Sparse orthogonal schemes for structural optimization using the force method
8. On the variational foundations of assumed strain methods
9. Complementary mixed finite element formulations for elastoplasticity
10. Incopatible displacement models
11. A mixed-enhanced strain method: Part 1 - Geometrically linear problems
12. Pointwise equilibrating polynomial element for nonlinear analysis of frames
13. Mixed variational methods for finite element analysis of geometrically nonlinear, inelastic Bernoulli-Euler beams