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simulinkÈçºÎ½«mÎļþ´´½¨³ÉÒ»¸öÄ£¿é,ÇóÖúѽ ÒÑÓÐ1È˲ÎÓë
ÎÒµÄmÎļþÔÎļþÈçÏ£¬ÎÒÒªÊä³öµÄÊÇÒ»¸öFmÓëʱ¼äµÄ¹ØÏµµÄÒ»¸öÄ£¿éµ½simulinkµ±ÖУ¬µ«ÊÇÒ»Ö±¶¼Åª²»³öÀ´£¬ÓеÄ˵ÓÃembedded matlab function£¬ÎÒŪÁ˺þã¬Ò²Ã»Åª³öÀ´£¬ÎÒÖ»ÊÇÏë°ÑFm×÷Ϊһ¸ö¼¤ÀøÊäÈëµ½simulinkµ±ÖУ¬Çó¸ßÊÖ¸ø¸ö¾ßÌåµÄ·½·¨ºÍ¹ý³Ì£¬»òÕß°ïÎÒ±àÒ»¸ös-functionº¯Êý£¬ÎÒ¶ÔsimulinkÒ²²»Ê죬s-functionÒ²²»»á
clc;clear;
syms fs fx;
k=0.6069;
zb=43;
b=11;
rp=72.5;
rrp=5;
E=206000;
i=1;
u=0.3;
kc=0;
P=zeros(1,5);
ks=P;
PP=zeros(1,3);
kk=PP;
ph=PP;
w=0.018;
for pha=3*2*pi/43:4*pi/43:12*2*pi/43
s=1+k^2-2*k*cos(pha);
T=k*(zb+1)*cos(pha)-(1+zb*k^2);
fs=pi*b*E*rp*s^(3/2);
fx=4*(1-u^2)*(rp*s^(3/2)+2*rrp*T);
ks(i)=fs/fx;
ks(i)
kc=kc+abs(ks(i));
kc
i=i+1;
end
kp=237190; %µ¥³Ý¸Õ¶È
chd=5.375; %ÖØºÏ¶È
nb=600/43; %°ÚÏß³ÝÂÖתËÙ
wm=2*pi*nb*zb/60; %ƵÂÊ
t=0:0.001:0.3;
for j=1:1:3
kk(j)=sqrt(2-2*cos(2*pi*j*(chd-5)))*kp/(pi*j);
ph(j)=atan((1-cos(2*pi*j*(chd-5)))/sin(2*pi*j*(chd-5)));
kk(j)
ph(j)
end
km=kc+kk(1)*cos(wm.*t-ph(1))+kk(2)*cos(2*wm.*t-ph(2))+kk(3)*cos(3*wm.*t-ph(3));
% plot(t,km)
Fm=km*w*b/1000;
plot(t,Fm)
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![simulinkÈçºÎ½«mÎļþ´´½¨³ÉÒ»¸öÄ£¿é,ÇóÖúѽ]()
ÎÒÓÃembedded matlab function±àÁËÒ»¸öÎļþ£¬µ«Êdzö´í£¬ÏÂÃæÊÇÎÒ±à³ÌºÍ´íÎóµÄͼƬ£¬»¹ÓÐsimulinkµÄÄ£ÐÍ
function y = fcn(t)
%#eml
eml.extrinsic('clc','clear','syms');
clc;clear;
%syms fs fx;
k=0.6069;
zb=43;
b=11;
rp=72.5;
rrp=5;
E=206000;
i=1;
u=0.3;
kc=0;
P=zeros(1,5);
ks=P;
PP=zeros(1,3);
kk=PP;
ph=PP;
w=0.018;
for pha=3*2*pi/43:4*pi/43:12*2*pi/43
s=1+k^2-2*k*cos(pha);
T=k*(zb+1)*cos(pha)-(1+zb*k^2);
fs=pi*b*E*rp*s^(3/2);
fx=4*(1-u^2)*(rp*s^(3/2)+2*rrp*T);
ks(i)=fs/fx;
ks(i)
kc=kc+abs(ks(i));
kc
i=i+1;
end
kp=237190; %µ¥³Ý¸Õ¶È
chd=5.375; %ÖØºÏ¶È
nb=600/43; %°ÚÏß³ÝÂÖתËÙ
wm=2*pi*nb*zb/60; %ƵÂÊ
%t=0:0.001:0.3;
for j=1:1:3
kk(j)=sqrt(2-2*cos(2*pi*j*(chd-5)))*kp/(pi*j);
ph(j)=atan((1-cos(2*pi*j*(chd-5)))/sin(2*pi*j*(chd-5)));
kk(j)
ph(j)
end
km=kc+kk(1)*cos(wm*t-ph(1))+kk(2)*cos(2*wm*t-ph(2))+kk(3)*cos(3*wm*t-ph(3));
% plot(t,km)
y=km(t)*w*b/1000;
![simulinkÈçºÎ½«mÎļþ´´½¨³ÉÒ»¸öÄ£¿é,ÇóÖúѽ-1]()
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