{(n,^- + '"" Ax) A 



Figure 16 — Tensile Stress-Shear Flow Relationships at a Node 

 Lateral equilibrium of a small section of the entire structure requires that 



<9M, 



2 



= V. 



= -V. 



Longitudinal equilibrium of a small section of the entire structure requires that 



dV.. 



d\ 



= 



[17] 



[18] 



[19] 



Differentiating Equation [9] with respect to x and substituting Equations [16] to [19] 



gives 



"out i 



(y . I -Z.I) (z . I - y . I ) 



^'^ e 1 zz eiyz' ^eiyy '■' e i y z ^ 



A V - 



A V 



I I -I 2 



y y zz y z 



I I -I 2 



y y z z y z 



[20] 



By means of Equations [11], [12], [13], [14], [15], and [20], we can express the plate shear 



flows q^ in terms of V^, V^, Kj, K,, . . ., K^ Kj^, where L is the number of loops and 



the K's ar(> the unknown loop shear flows. 



