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Influence Lines for Displacements
Derived Influence Lines
1 other sections not shown
according to expression angular displacement apply Beam fixed bending moments bending stiffness index calculate the ordinates Calculation of ordinates carry-over or transmission causes a unit coeff continuous beam continuous structure corresponding carry-over factors cross section cycle deformed member derived influence line draw the influence Drawing the complete end hinged end rotations expression 28 expressions 53 fixed-end constraint fixed-end moments hinged end index and induced indicated in Fig induced moments inertia varying according influence areas Let us suppose line for bending method of displacement moments and shearing moments of inertia obtain influence lines obtain the influence obtained from expressions Operation order to obtain plane XZ plotted Portland Cement Primary displacements primary rotation primary translation rotation of joint Sequence of steps shearing forces shown in Fig Sign convention statically determinate stresses structure Fig superposition three-dimensional frame torsional rotation translational stiffness index transmission factors unit displacement vertical deflection