上海交通大学：《结构概念设计 Conceptual design》教学资源（课程讲义）Chapter 7 Overall Design of Vertical Subsystem（VS）7.5. Deflections

(a) 1/2 反弯点 Fig.7-12 Basic portal frame 77 柱完全固定 (b) n-P/2 n-P/2 (c) H=P/2 H2=P/2

Fig. 7-12 Basic portal frame H1 P/2 H2 P/2 h/2 P (c ) ( b ) P/2 P/2 P ( a ) 柱完全固定 l P h h/2 l/2 反弯点

Fig.7-15 Multi-bay and multi-story frame m m m m 2m 2m m m P6 号 号 4m Am 4m 2P 3m 61m 6m 3m m 2m 2m m 号 号午 Am 4m 4m 3m 6m 61m 3m

Fig. 7-15 Multi-bay and multi-story frame m m m 2m 2m m m m m 3m 2m 6m 2m m 4m 4m 4m 4m 4m 4m 6m 6m 3m 6m 3m 3m 3P 6 3 3P 3 3P 6 3P 6 P P 3 P 3 P 6 2P P