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Title: Adaptive Mesh Refinement in CTH

Conference ·
OSTI ID:7235

This paper reports progress on implementing a new capability of adaptive mesh refinement into the Eulerian multimaterial shock- physics code CTH. The adaptivity is block-based with refinement and unrefinement occurring in an isotropic 2:1 manner. The code is designed to run on serial, multiprocessor and massive parallel platforms. An approximate factor of three in memory and performance improvements over comparable resolution non-adaptive calculations has-been demonstrated for a number of problems.

Research Organization:
Sandia National Laboratories (SNL), Albuquerque, NM, and Livermore, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC04-94AL85000
OSTI ID:
7235
Report Number(s):
SAND99-1118C; ON: DE00007235
Resource Relation:
Conference: 15th US Army Symposium on Solid Mechanics; Myrtle Beach, SC; 04/12-14/1999
Country of Publication:
United States
Language:
English