Equipment title

Specifications

Description

BENDING MOMENTS AND SHEAR FORCE IN A BEAM

• Load cell
• Weights
• Strain Gauges

• Bending moment variation at the point of loading
• Variation of bearing moment away from the point of loading
• Examination of various other loading cases, including loads traversing the beam
• Shear force variation with an increasing point load
• Variation of shear force for various loading

UNSYMMETRICAL BENDING AND SHEAR CENTRE

• Digital Deflection Indicators
• Test specimen
• Weights

• Horizontal and vertical deflection of different asymmetrical sections at various angles

• Horizontal and vertical deflection of different asymmetrical sections at various loads

• The relationship between the vertical and horizontal deflections and the principle moments of area of each section

• The shear center of various asymmetrical sections

PIN JOINTED FRAMEWORKS

• Load cell
• Strain bridge
• Deflection indicator

• Study of strains, stresses, forces and deflections in various frameworks including a warren girder and roof truss
• Comparison of different frameworks

THREE-PINNED ARCH

• Load cell
• Digital force display

• Demonstration of the characteristics of a three-pinned arch
• Examination of the relationship between applied loads and horizontal thrust produced from a simple determine arched structure
• Appreciation of three-pinned arch footing stability,economy and so on

FIXED ARCH

• Demonstration of the characteristics of a fixed  arch
• Examination of the relationship between applied loads and horizontal thrust produced from a fixed(thus redundant in three degrees) arched structure
• Comparison of fixed-arch behavior to simplified theory based on the secant assumption

CONTINUOUS AND INDETERMINATE BEAM

• Reactions of a simply supported beam
• Reactions of a two-span continuous beam
• Reactions and fixing moments of a fixed beam and a propped cantilever
• Reaction and fixing moment of a propped cantilever with a sinking support
• Relationship between load and deflection for beams and cantilevers

PLASTIC BENDING OF PORTALS

• A rectangular portal with a uniform section
• A rectangular portal with a non-uniform section

REDUNDANT TRUSS

• A statically determinate framework
• A statically indeterminate framework

FRAME DEFLECTIONS AND REACTIONS

• Reactions between load and deflection for portal frames loaded to the plastic condition
• Introduction to limit state design
• Relationship between maximum loading and plastic hinge formation in portal frames loaded vertically from the center, horizontally from one corner and equally from both positions
• Interaction between horizontal and vertical loading in terms of plastic hinge position and mode of collapse

LOADING AND BUCKLING OF STRUTS

• Euler buckling loads
• Relationship between strut length and collapse load
• Relationship between end-fixing conditions and collapse loads
• Nature of deflection and deflected shapes with various end-fixing conditions

TORSION OF CIRCULAR SECTION

• Digital force display
• Vernier

• The relationship  between specimen length, torque and angular deflection
• The behavior of specimens of different material and sections
• General torsion theory
• Shear modulus