11.2 The slope deflection equation The slope deflection method for rigid- jointed beam and frame structure. Accounting for flexural deformation. Ignoring axial and shear deformation. X X Slope deflection equation <member force-deformation relationship @同傍大学目土本红程幸院 The slope deflection △8 MABl2 MRAP2 Pabxp equation 3EI 6EI 0A-中AB= MAnl MaAl Pabxe Deformed 3E1 6EI 2EIl configuration y 中AB BC VAB Moment diagrams /3 3 1/3 同僑大学 土本工程学院 6