資源簡介
本文利用MATLAB實現(xiàn)了繪制混凝土梁彎矩與曲率曲線關系。
代碼片段和文件信息
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clc?
format?long?
h=1000;b=600;h0=h-40;??????????????????????????%長度單位均為?mm?
fc=26.8;ft=2.39;Es=200000;Ec=32500;
s=0.00001:0.00004:0.008;??????????????????????%自變量為受壓區(qū)邊緣混凝土壓應變,0-0.008,步長?0.00004
n=100;q=50;????????????????????????????????????%混凝土劃分為n?層工字鋼q層
m=zeros(1200);????????????????????????????????%定義數(shù)組
for??i=1:200?
????x(1)=0;x(2)=h0;x(3)=0.5*h0;????
for??j=3:200???????????????????????????????%如果迭代次數(shù)超過?200?次,即認為迭代發(fā)散,終止迭代?
????f1=0;f2=0;f3=0;f4=0;r1=0;r2=0;r3=0;r4=0;
for??aa=1:6?
????????Xbar(aa)=40+(aa-1)*184;
????????As(1)=3.14*25*25*6/4;
????????As(2)=3.14*25*25*2/4;
????????As(3)=3.14*25*25*2/4;
????????As(4)=3.14*25*25*2/4;
????????As(5)=3.14*25*25*2/4;
????????As(6)=3.14*25*25*6/4;
????????strain(aa)=(x(j)-Xbar(aa))*s(i)/x(j);???????????%鋼筋應變?
????
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????131??2018-11-05?10:29??fun1.m
?????文件?????????236??2018-11-05?16:47??fun2.m
?????文件?????????143??2018-10-30?17:23??fun3.m
?????文件????????3204??2018-11-03?22:00??fun.m
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