# Mechanism Generation for Limit Analysis of Frames

*A method is presented for the automatic generation of the required basic mechanisms for use in a limit (collapse) analysis of a planar structure. Constraint equations are written to ensure...*

Doubly Curved Membrane Shell Finite Element

*The formulation and testing of a high-order doubly curved membrane shell finite element is presented. Specialized for application to shells of revolution, the element is defined by lines...*

Torsion of Solid and Hollow Rectangular Beams

*The derivation of an expression for the St. Venant torsional stiffness of a beam of variable torsional rigidity is given, and this is applied to the evaluation of this stiffness for tapering...*

Stability Analysis of Cable-Stayed Rigid Frames

*The stability analysis of two-dimensional cable-stayed rigid frames containing a mixture of rigid and pin joints, may be conveniently performed on the computer to obtain the critical buckling...*

Least Weight of a Sandwich Panel

Free Lateral Vibrations of Liquid Storage Tanks

Continuous Skew Orthotropic Plate Structures

*A series solution has been developed to analyze continuous skew orthotropic plate structures subjected to laterally applied uniform and concentrated (patch) loads. Various practical skew...*

Buckling of Imperfect Rigid-Jointed Frames

*The buckling of multistory, multibay frames is investigated. A method of analysis is presented for estimating directly critical conditions, for both bifurcational and limit point type...*

Strength of Steel Frames under Gravity Loads

*The stability of tall, rigidly-jointed, unbraced, steel frames under pure gravity loads is ensured when proportioned by the current allowable-stress concept provided they meet certain...*

Computer Bifurcation Analysis of Rigid Frames with Yielded Columns

Bending of Ring-Sector Plates of Variable Stiffness

*For the bending of ring plates of varying thickness having rotational symmetry in rigidity, loading, and boundary conditions, a wide range of solutions have been reported in the literature....*

Estimated Weight of Plane Building Frames

*The automatic elastic design of unbraced rigid frame multistory steel buildings has been accomplished by a computer program. The technique employed makes use of approximate and exact analysis...*

Trapezoidally Corrugated Plates in Shear

*Rather precise elastic analyses have been made of trapezoidally corrugated plates in shear with four different kinds of discrete attachment between the ends of the corrugations and the...*

Analysis of Some Double Layer Grids

*An approximate method of analysis based upon the replacement of planar trussed members by analogous prismatic I-beams in double layer diagonal grids is examined. The goemetrical properties...*

Evaluation of Nuclear Power Plant Structural Foundation Rigidities

Hanging Cable as Rotational Vibration Absorber

*Many basic textbooks present an analysis of free vibration of a uniform cable hanging in a gravitational field. An extension to illustrate the effects of a concentrated tip mass is given...*

Fictitious Strains Due to Rigid Body Rotation

*The behavior of structures that exhibit large displacements under loading must be predicted through a nonlinear analysis in which terms higher than first order are included in the strain-displacement...*

Linear Structural Analysis of Multistory Buildings

*A technique is developed for the analysis of two or three-dimensional multistory building frames subjected to a general system of loads. Floors are assumed to be perfectly rigid in their...*

Gradient Methods in Optimum Structural Design

*The paper presents two new gradient-based methods for the optimum design of skeletal structures. Both methods can accommodate stress, member size, and displacement constraints and can...*

Analysis of Lateral Buckling in Plane Frames

*A general and systematic method of analyzing the elastic flexural-torsional buckling of rigid-jointed plane frames with I-section members and subjected to in-plane loads is developed....*

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