Topology optimization method for conjugate natural convection with high solid-to-gas thermal conductivity ratios based on continuous adjoint method

Key Points

• The study aims to develop a method for optimizing the design of systems experiencing conjugate natural convection to enhance thermal performance.
• Developed CAFTO-NC method for topology optimization.
• Implemented continuous adjoint method using OpenFOAM and finite volume method for efficiency.
• Targeted systems with high solid-to-fluid thermal conductivity ratios.
• Achieved efficient topology optimization solutions for full-precision 3D natural convection.
• Demonstrated high-speed computation capabilities with the new method.
• Validated the method's effectiveness in handling high thermal conductivity scenarios.