DOE Project

DOE Project

1. Team

   • Selmar Binder
   • Muhammad Faizan
   • Nithin Mallya

2. Referee

   • Prof. Sophia Haussener

3. Objective

   • Optimize the geometry of a calorimetric setup for a PCM (phase change materia) heat storage system during melting

4. Factors

   • Geometric
     • Length of reference cylinder (len_ref)
     • Diameter of reference cylinder (dia_ref)
     • Thickness of Insulation (t_ins)
     • Length of sample cylinder (len_sam)
   • Material properties (ranges from literature)
     • Reference material
       • Conductivity (k_ref)
       • Heat capacity (cp_ref)
       • Density (rho_ref)
     • Insulation material
       • Conductivity (k_ins)
       • Density (rho_ins)
     • Sample material
       • Solid Conductivity (k_samS)
       • Liquid Conductivity (k_samL)
       • Heat capacity (cp_sam)
       • Density (rho_sam)
       • Heat of fusion (hf_sam)
       • Melting point (Tm_sam)
   • Boundary conditions
     • Heating Speed (T_ramp)
     • Cold side convective coefficient (h_cold)

5. Response

   • Temperature distribution
     • Estimate of sample conductivity
       • Relative error of estimated sample conductivity (k_sam)
         • Minimize!

6. Model

   • Empirical
     • Linear model
     • Linear model with interactions

7. Strategy

   • Hadamard32
     • Check aliases with interactions
   • Full Factorial design
   • Build Ansys Fluent model
   • Full Fold-over
     • Remove unnecessary factors