# i nclude<stdio.h> n%% u0a %
# i nclude<stdio.h> 2I
qvd
# i nclude<math.h> 6~y7A<[^
#define PI 3.1415926 9xZ?}S:d
void ydgl(); C+< z ;9`
float d,am,ro,e,h,p,dt0,d0,s,ds,r,al; r xM)SC;P
int f; +`$[h2Z=:
main() H>Ws)aCq
{ printf("Determaination the prime circle of cam\n"); KRN{Ath.
printf("----------------------------\n"); h 1 `yW#%
printf( "input ro=");scanf("%f",&ro); ?[~)D}] j
printf("input h=");scanf("%f",&h); Mz:t[rfs
printf("input e=");scanf("%f",&e); Ymr\8CG/
printf("input dt0=");scanf("%f",&dt0); ypA)G /;
am=0;p=PI/180; NX5NE2@^qH
printf("The initial data:ro=%f\n",ro); F) Qj< 6
printf("h=%f e=%f dt0=%f\n",h,e,dt0); F ?!
do 4}>1I}!k
{ro=ro+5; Q{))+'s2h
for(f=0;f<=dt0;f=f+2) D-!#TN`Y
{d=PI*f/dt0; AcCM
W@e
ydgl(); cc|"^-j- 7
} $v*0 \O
} YkqauyV^
while(am>30*p); i<]Y0 _?s
printf("The intermediate results: am=%f\n",am/p); OcLFVD=
printf("ro=%f\n",ro); #Ies
yNKZ
do d;c<" +
{ro=ro-1; my(yN|
if(ro<e) /qalj\ud
break; VtJy0OGcRP
D8I)3cXa'
for(f=0;f<=dt0;f=f+2) D_MNF =7
{d=PI*f/dt0; OJH:k~]0!
ydgl(); <(<19t5 .
} }bxx]rDl
} xFcRp2W9R
while((am>30*p)||(am<=29.5*p)); uY5Gn . Y
printf("The final results:max alfa=%f\n",am/p); ;zl/
printf(" min ro=%f\n",ro); ^"?b!=n!
getch(); B hnwb0b<
} !agtgS$qII
void ydgl() !Ho=(6V
{ d0=dt0*p; 4{1 .[##]o
s=0.5*h*(1-cos(d)); x#
&ZGFr~
ds=0.5*h*PI*sin(d)/d0; yt- F2Z&
r=sqrt(ro*ro-e*e); +^6v%z
if((s+r)==0) 8(Y=MW;g
return; /`Wd+
al=atan((ds-e)/(s+r)); dGb]`* E
if(al>am) 6$ JRV
am=al; /rqaUC )A
}
