w_EG 0.527 "Mass fraction, ethylene glycol" w_W 1-w_EG "Mass fraction, water" Vel 1.0[m/s] "Pipe inlet velocity" r_p 1.5[cm] "Pipe radius" l_p 20[cm] "Pipe length" r_c 10[cm] "Chamber radius" l_c 10[cm] "Chamber length" zpos_c l_p/4 "Chamber position along the pipe" r_s1 3[cm] "Solid part 1, radius" l_s1 0.5[cm] "Solid part 1, length" r_s2 0.35[cm] "Solid part 2, radius" l_s2 l_p-zpos_s "Solid part 2, length" zpos_s zpos_c+0.3*l_c "Solid parts position along the pipe" Tc 353.15[K] "Coolant temperature" pRef 2[atm] "Coolant pressure" n 0 "Phase fraction" P0 50[kW] "Combustion heat flux"