Flow Mechanics in Ablative Thermal Protection Systems
Ablative thermal protection systems have experienced renewed interest in the past decade
owing to the retirement of NASA's Space Shuttle fleet and the US presidential mandate to …
owing to the retirement of NASA's Space Shuttle fleet and the US presidential mandate to …
[图书][B] Ablative thermal protection systems modeling
G Duffa - 2013 - arc.aiaa.org
In the early days of space exploration, the development of thermal protection systems for
reentry vehicles was mainly based on an experimental approach, both for design of …
reentry vehicles was mainly based on an experimental approach, both for design of …
Multidimensional modeling of pyrolysis gas transport inside charring ablative materials
The behavior of pyrolysis gas transport in arcjet test samples is numerically studied. The
simulation of the pyrolysis gas flow inside a porous material is presented, using two different …
simulation of the pyrolysis gas flow inside a porous material is presented, using two different …
Strongly coupled computation of material response and nonequilibrium flow for hypersonic ablation
The steps necessary to achieve the strong coupling between a flowfield solver and a
material response solver are presented. This type of coupling is required to accurately …
material response solver are presented. This type of coupling is required to accurately …
Validation and analysis of a coupled fluid-ablation framework for modeling low-temperature ablator
Ablation of certain highly volatile materials, such as camphor, naphthalene, and dry ice, can
be achieved at relatively mild hypersonic conditions in unheated wind tunnels. This provides …
be achieved at relatively mild hypersonic conditions in unheated wind tunnels. This provides …
Thermomechanical coupling for charring ablators
Thermomechanical analysis of ablative materials is of great importance to the design of
thermal-protection systems. A finite volume method for coupling the mechanical and thermal …
thermal-protection systems. A finite volume method for coupling the mechanical and thermal …
Experimental measurements of the permeability of fibrous carbon at high-temperature
A series of experiments was performed to obtain permeability data on FiberForm®, a
commercial carbon preform used for manufacturing thermal protection systems. A porous …
commercial carbon preform used for manufacturing thermal protection systems. A porous …
Numerical investigation of thermal response using orthotropic charring ablative material
An orthotropic material model is implemented in a three-dimensional material response
code, and numerically studied for charring ablative material. Model comparison is performed …
code, and numerically studied for charring ablative material. Model comparison is performed …
Geometric effects on charring ablator: modeling the full-scale Stardust heat shield
The multidimensional geometric effects within the heat shield of the Stardust sample return
capsule are studied over its reentry trajectory, using a material response solver. The solver …
capsule are studied over its reentry trajectory, using a material response solver. The solver …
Numerical study of iso-Q sample geometric effects on charring ablative materials
The geometric effects of iso-Q sample–a geometry that is widely used in arc-jet experiments–
were numerically studied on charring ablative materials under arc-jet conditions. The …
were numerically studied on charring ablative materials under arc-jet conditions. The …