Table 2: Main structures properties for computation.

 Parameter Value Parameter Value Emissivity 0.85 Specific heat of fuel $2600\text{ }J/kg\cdot K$ ${h}_{g}$ $400\text{ }W/{m}^{2}\cdot K$ ${h}_{f}$ $2.5\text{ }kW/{m}^{2}\cdot K$ ${\delta }_{h}$ 2 mm ${\delta }_{c}$ 2 mm ${k}_{h}$ $20\text{ }W/m\cdot K$ ${k}_{c}$ $20\text{ }W/m\cdot K$