! Biot cooling problem - Example 5.2, p. 290, in [BLID11] Begin Solution Parameters title = Biot cooling example problem 5.2 type = transient begin time = 0.0 end time = 10.0 number of time steps = 100 print interval = 1 nonlinear convergence = 1.0e-9 maximum nonlinear iterations = 15 End Solution Parameters Begin Nodes ! label rho*c volume 1 3.4e6 1.7959e-10 ! 8500*400, V = 4*pi*(0.0007/2)^3/3 End Nodes Begin Conductors ! label type node 1 node 2 parameters 10 convection 1 T_a 400.0 1.5394e-06 ! h, A = 4*pi*(0.0007/2)^2 20 surfrad 1 T_r 0.9 1.5394e-06 ! emiss, A End Conductors Begin Boundary Conditions ! type parameter(s) node(s) fixed_T 200.0 T_a fixed_T 400.0 T_r End Boundary Conditions Begin Initial Conditions ! Initial T Node(s) 25.0 1 End Initial Conditions