Research Article
Analytical Solution for Different Profiles of Fin with Temperature-Dependent Thermal Conductivity
Table 2
Comparison between exact and DTM results for three profiles at and .
| X | Convex profile | Exponential profile () | Rectangular profile | Exact | DTM | Exact | DTM | Exact | DTM |
| 0 | 0.56797321 | 0.56797323 | 0.78267175 | 0.78267175 | 0.648054274 | 0.648054274 | 0.1 | 0.5799982 | 0.579997732 | 0.78633664 | 0.786336641 | 0.651297246 | 0.651297246 | 0.2 | 0.60224731 | 0.602246515 | 0.796427754 | 0.796427754 | 0.66105862 | 0.66105862 | 0.3 | 0.63156711 | 0.631567222 | 0.81176631 | 0.81176631 | 0.677436092 | 0.677436091 | 0.4 | 0.66704223 | 0.667041545 | 0.831369483 | 0.831369483 | 0.700593571 | 0.700593571 | 0.5 | 0.70828235 | 0.708281911 | 0.85441111 | 0.854411111 | 0.730762826 | 0.730762826 | 0.6 | 0.75514423 | 0.755143954 | 0.880191752 | 0.880191753 | 0.768245801 | 0.768245801 | 0.7 | 0.80762463 | 0.807623882 | 0.908115721 | 0.908115721 | 0.813417638 | 0.813417638 | 0.8 | 0.86581241 | 0.865811512 | 0.937673304 | 0.937673304 | 0.866730433 | 0.866730433 | 0.9 | 0.92986609 | 0.929865636 | 0.968426886 | 0.968426886 | 0.928717757 | 0.928717757 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
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