PLASTIC ANALYSIS OF METALLIC STRUCTURES Contents Preface 1 The plastic hingr The collapse of beams The full plastic moment The bending of beams Plastic moduli of sections having at least one axis of Symmetry Design of cross-sections; cover plates Effect of axial load Effect of shear force Bending about an inclined axis The load factor Examples 2 Simple beams and frames Collapse of a redundant beam Graphical analysis and design Travelling loads The effect of shear force The work equation Rectangular portal frames The fixed-base rectangular portal frame Pitched-roof portal frames Examples 3 The tools of plastic design The equation of virtual work The fundamental theorems Upper and lower bounds Examples 4 The combination of mechanisms Basis of the method Joint rotations Multi-storey multi-bay frames Distributed loads The pitched-roof frame Examples 5 examples of complex frames Grillages A simple space frame The vierendeel girder The arch Examples 6 Assumptions and aims of plastics design Section tables Index
PLASTIC ANALYSIS OF METALLIC STRUCTURES
Contents
Preface
1 The plastic hingr
The collapse of beams
The full plastic moment
The bending of beams
Plastic moduli of sections having at least one axis of
Symmetry
Design of cross-sections; cover plates
Effect of axial load
Effect of shear force
Bending about an inclined axis
The load factor
Examples
2 Simple beams and frames
Collapse of a redundant beam
Graphical analysis and design
Travelling loads
The effect of shear force
The work equation
Rectangular portal frames
The fixed-base rectangular portal frame
Pitched-roof portal frames
3 The tools of plastic design
The equation of virtual work
The fundamental theorems
Upper and lower bounds
4 The combination of mechanisms
Basis of the method
Joint rotations
Multi-storey multi-bay frames
Distributed loads
The pitched-roof frame
5 examples of complex frames
Grillages
A simple space frame
The vierendeel girder
The arch
6 Assumptions and aims of plastics design
Section tables
Index
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