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  • 大小: 936KB
    文件類型: .rar
    金幣: 2
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    發布日期: 2021-05-23
  • 語言: 其他
  • 標簽: 瑞雷面波??

資源簡介

是一個關于瑞雷面波的演示程序,方便初學者進行理解,程序里面有注釋,并有PPT做了詳細的說明,希望能幫助初學者更深的了解

資源截圖

代碼片段和文件信息


%%???%%%%%%%%%%%%%%?function?rayleigh_waves

%%??%%%%%%%%%%%%%%%%本程序是顯示瑞雷面波的程序%%%%%%%%%%%%%
clc?

clear?

close?

filename=?‘forward.gif‘;?%%%%%%%%%%%%%%%%生成波場快照的文件名%%%%%%%%%%%%%%%%%%%%

set_delay?=?1/24;%%%%%%%%%%%%%%%%%%每一幅圖和每一幅圖的時間延遲,注意人眼識別每分鐘24幅圖畫

f?=?0.5;

T?=?1/f;

omega?=?2*pi*f;

vel?=?3000;

ncol?=?7;

%?Set?up?array?of?depths
x?=?[0:300:15000];

z?=?[0:-100:-2000];

Ax?=?200;

Az?=?200;

nx?=?length(x);

nz?=?length(z);

k?=?2*pi*f/vel;

lamda?=?750;

%Start?time?step?loop
n=40;

M=moviein(n);

for?it=1:n
??
????t=T*(it)/n;
?
????for?ix=1:nx
???
????????dx(ix)?=?0.001*(x(ix)+Ax*exp(z(1)/lamda)*sin(k*x(ix)-omega*t));
???
???????
????????dz(ix)?=?0.001*(z(1)+Az*exp(z(1)/lamda)*cos(k*x(ix)-omega*t));
??
????end
????
????
????figure
??
?
????plot(dxdz‘o-‘)
?
????hold?on
??
????plot(dx(20)dz(20)‘or‘)
??
????axis([-0.215.2-2.051])
??
????title(‘Rayleigh?wave???f=0.5?Hz‘)
?
????ylabel?(‘depth(km)‘)
??
????xlabel?(‘(km)‘)
???
???
???
????for?iz=2:ncol-1
????
????????for?ix=1:nx
??????
????????????dx(ix)?=?0.001*(x(ix)+Ax*exp(z(iz)/lamda)*sin(k*x(ix)-omega*t));
??????
????????????dz(ix)?=?0.001*(z(iz)+Az*exp(z(iz)/lamda)*cos(k*x(ix)-omega*t));
????
????????end
????????
????????plot(dxdz‘o‘)
?
????end
????
????
????for?ix=1:nx
????
????????dx(ix)?=?0.001*(x(ix)+Ax*exp(z(ncol)/lamda)*sin(k*x(ix)-omega*t));
???
????????dz(ix)?=?0.001*(z(ncol)+Az*exp(z(ncol)/lamda)*cos(k*x(ix)-omega*t));
??
????end
????
????plot(dxdz‘ro‘)
?????
?
????for?iz=ncol+1:nz
???
????????for?ix=1:nx
??????
????????????dx(ix)?=?0.001*(x(ix)+Ax*exp(z(iz)/lamda)*sin(k*x(ix)-omega*t));
???????
????????????dz(ix)?=?0.001*(z(iz)+Az*exp(z(iz)/lamda)*cos(k*x(ix)-omega*t));
????
????????end
????????
????????plot(dxdz‘o‘)
??
????end
????
????
????set(gcf‘color‘[1?1?1])
??
??
????saveas(gcfstrcat(‘第‘num2str(it))‘bmp‘)
??
????frame=getframe;%%%%%%%%%%%%%把每一幅圖當做一幀%%%%%%%%%%%%%%%%%
????
????im=frame2im(frame);%%%%%%%%%%%%%%%%%%%讀入%%%%%%%%%%%%%%%%%%%%%%%
????
??
????[Imap]=rgb2ind(im256);%%%%%%%%%%%%%%%%%%%顏色變為數值%%%%%%%%%%%%%%%%%%%%%%%
????
?????
????if?it==1;
???????
????????imwrite(Imapfilename‘gif‘‘Loopcount‘inf...
????????????‘DelayTime‘set_delay);%loopcount第一個波場快照格式?
????
????else
????????imwrite(Imapfilename‘gif‘‘WriteMode‘‘append‘...
????????????‘DelayTime‘set_delay);%l后面波場快照格式
?????
????end
????
????
????hold?off
???
???
??
????M(:it)=getframe;
??
end
??
movie(M10)

close?all

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????984543??2015-05-23?11:16??1_瑞雷面波演示\天然源微震及數據處理技術研究_ok.pptx

?????文件???????2660??2015-05-17?21:44??1_瑞雷面波演示\程序\rayleigh_waves_lzm.m

?????目錄??????????0??2015-05-23?11:15??1_瑞雷面波演示\程序

?????目錄??????????0??2015-05-23?11:16??1_瑞雷面波演示

-----------?---------??----------?-----??----

???????????????987203????????????????????4


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