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→Thermal purely resistive circuits: +notation |
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|Convection
|<math>\dot{Q}=\frac{T_{\rm surf}-T_{\rm envr}}{\left ( \frac{1}{h_{\rm conv}A_{\rm surf}} \right )}</math>
|<math>\frac{1}{h_{\rm conv}A_{\rm surf}}</math>
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|Radiation
|<math>\dot{Q}=\frac{T_{\rm surf}-T_{\rm surr}}{\left ( \frac{1}{h_rA_{\rm surf}} \right )}</math>
|<math>\frac{1}{h_rA}</math>, where<br/><math>h_r= \epsilon \sigma (T_{\rm surf}^{2}+T_{\rm surr}^{2})(T_{\rm surf}+T_{\rm surr})</math>
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