Cryogenic Thermal Insulation Systems
Cryogenic Thermal Insulation Systems
Cryogenic Thermal Insulation Systems
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Variation of mean heat<br />
flux and total heat<br />
transfer with cold<br />
vacuum pressure for<br />
glass bubbles.<br />
Boundary temperatures<br />
are approximately 293<br />
K and 77 K. Residual<br />
gas is nitrogen.<br />
Heat Flux (W/m2) and Total Heat (W)<br />
1000<br />
100<br />
10<br />
H eat Flux, C 137<br />
Total Heat, C137<br />
1<br />
0.1 1 10 100 1000 10000 100000 1000000<br />
Cold Vacuum Pressure CVP (millitorr)