求助关于框支梁上墙体加强区配筋的问题
2008-sx
2008-sx Lv.4
2006年04月05日 15:24:28
来自于PKPM
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好。我现在在做一小高层,在三层转换。在采用FEQ对框支剪力墙进行有限元分析后,分析结果是:框支梁上部墙体加强部位配筋出奇的大,面积上万了。希望得到你的帮助! 下面是一榀的计算结果:--------------------------------------------------------------------------- Ne= 2 Kcwb= 2 B*H= 200* 2200(mm) cov= 150(mm) Lw= 3.00(m)

好。我现在在做一小高层,在三层转换。在采用FEQ对框支剪力墙进行有限元分析后,分析结果是:框支梁上部墙体加强部位配筋出奇的大,面积上万了。希望得到你的帮助!

下面是一榀的计算结果:
---------------------------------------------------------------------------
Ne= 2 Kcwb= 2 B*H= 200* 2200(mm) cov= 150(mm) Lw= 3.00(m)
Nsec =M= =N= As(NAs) =Rs= =V= =N= Ash(NAsh) =Rsh= =Uc=
(kN-m) (kN) (mm*mm) (%) (kN) (kN) (mm*mm) (%)
1 -742. -1649. 960.( 1) 1.20 -193. -1649. 75.0( 1) 0.25 0.19
2 -754. -1672. 960.( 1) 1.20 -209. -1672. 75.0( 1) 0.25 0.19
3 -607. -1645. 960.( 1) 1.20 -205. -1645. 75.0( 1) 0.25 0.19
4 -471. -1637. 960.( 1) 1.20 -206. -1637. 75.0( 1) 0.25 0.19
5 -367. -1642. 960.( 1) 1.20 -211. -1642. 75.0( 1) 0.25 0.19
bw = 0.20(m) SGMymax = -0.6188E+05(kN/m2) As = 31720.7 (mm2/m)
bw = 0.20(m) SGMymax = -0.6188E+05(kN/m2) Asw = 9063.1 (mm2/m)
bw = 0.20(m) SGMxmax = 0.0000E+00(kN/m2) Ash = 0.0 (mm2/m)
----------------------------------------------------------------------------
Ne= 3 Kcwb= 2 B*H= 200* 1200(mm) cov= 150(mm) Lw= 3.00(m)
Nsec =M= =N= As(NAs) =Rs= =V= =N= Ash(NAsh) =Rsh= =Uc=
(kN-m) (kN) (mm*mm) (%) (kN) (kN) (mm*mm) (%)
1 263. -1223. 960.( 1) 1.20 222. -1223. 75.0( 1) 0.25 0.25
2 171. -1147. 960.( 1) 1.20 181. -1147. 75.0( 1) 0.25 0.24
3 77. -1147. 960.( 1) 1.20 184. -1147. 75.0( 1) 0.25 0.24
4 -21. -1142. 960.( 1) 1.20 185. -1142. 75.0( 1) 0.25 0.24
5 -80. -1140. 960.( 1) 1.20 190. -1140. 75.0( 1) 0.25 0.24
bw = 0.20(m) SGMymax = -0.3252E+06(kN/m2) As =207239.1 (mm2/m)
bw = 0.20(m) SGMymax = -0.3252E+06(kN/m2) Asw = 59211.2 (mm2/m)
bw = 0.20(m) SGMxmax = 0.2774E+06(kN/m2) Ash = 52844.7 (mm2/m)
Ne= 5 Kcwb= 2 B*H= 200* 300(mm) cov= 40(mm) Lw= 3.00(m)
Nsec =M= =N= As(NAs) =Rs= =V= =N= Ash(NAsh) =Rsh= =Uc=
(kN-m) (kN) (mm*mm) (%) (kN) (kN) (mm*mm) (%)
1 21. -493. 360.( 1) 1.20 25. -493. 25.0( 1) 0.08 0.41
2 12. -450. 360.( 1) 1.20 19. -450. 25.0( 1) 0.08 0.37
3 0. -452. 360.( 1) 1.20 21. -452. 25.0( 1) 0.08 0.38
4 -11. -451. 360.( 1) 1.20 21. -451. 25.0( 1) 0.08 0.37
5 -16. -442. 360.( 1) 1.20 13. -442. 25.0( 1) 0.08 0.37
bw = 0.20(m) SGMymax = -0.2380E+06(kN/m2) As =149144.9 (mm2/m)
bw = 0.20(m) SGMymax = -0.2380E+06(kN/m2) Asw = 42612.8 (mm2/m)
bw = 0.20(m) SGMxmax = 0.5775E+05(kN/m2) Ash = 10999.8 (mm2/m)


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