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Diffstat (limited to '3774/CH6/EX6.6/Ex6_6.sce')
| -rw-r--r-- | 3774/CH6/EX6.6/Ex6_6.sce | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/3774/CH6/EX6.6/Ex6_6.sce b/3774/CH6/EX6.6/Ex6_6.sce new file mode 100644 index 000000000..f2305b281 --- /dev/null +++ b/3774/CH6/EX6.6/Ex6_6.sce @@ -0,0 +1,23 @@ +// exa 6.6 Pg 176 +clc;clear;close; + +// Given Data +Tmax=400;// N.mm +Tmin=200;// N.mm +Mmax=500;// N.mm +Mmin=250;// N.mm +Sut=540;// MPa +Syt=420;// MPa +n=2;// factor of safety + +Se=0.35*Sut;// MPa + +Mm=(Mmax+Mmin)/2;// N.m +Ma=(Mmax-Mmin)/2;// N.m +Tm=(Tmax+Tmin)/2;// N.m +Ta=(Tmax-Tmin)/2;// N.m +Sys=0.5*Syt// MPa +Ses=0.5*Se;// MPa +// Max. Distortion energy theory - Syt/n = 32/%pi/d**3*sqrt((Mm+Ma*(Syt/Se)**2)+0.75*(Tm+Ta*(Sys/Ses))**2) +d = (32/%pi*sqrt((Mm+Ma*(Syt/Se))**2+0.75*(Tm+Ta*(Sys/Ses))**2)*1000/(Syt/n))**(1/3) ; // mm +printf('shaft diameter = %.f mm.',d) |