Lecture 5 - Mechanical Engineering
Lecture 5 - Mechanical Engineering
Lecture 5 - Mechanical Engineering
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Solution strategy<br />
• Integrate the energy equation twice<br />
• Find integration constants with B.C.’s:<br />
• T(r=r s )=T boil<br />
• T(r->)=T <br />
• Now T(r) is known<br />
• Use a heat balance at the droplet surface:<br />
4r<br />
2<br />
s<br />
dT<br />
dr<br />
r<br />
s<br />
m h<br />
evap<br />
/ <strong>Mechanical</strong> <strong>Engineering</strong> 29-11-2012 37
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