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Methods for Assessing Honeycomb Sandwich Panel Wrinkling FailuresEfficient closed-form methods for predicting the facesheet wrinkling failure mode in sandwich panels are assessed. Comparisons were made with finite element model predictions for facesheet wrinkling, and a validated closed-form method was implemented in the HyperSizer structure sizing software.
Document ID
20120016636
Acquisition Source
Glenn Research Center
Document Type
Technical Memorandum (TM)
Authors
Zalewski, Bart F. (ZIN Technologies, Inc. Middleburg, OH, United States)
Dial, William B. (ZIN Technologies, Inc. Middleburg, OH, United States)
Bednarcyk, Brett A. (NASA Glenn Research Center Cleveland, OH, United States)
Date Acquired
August 26, 2013
Publication Date
October 1, 2012
Subject Category
Structural Mechanics
Report/Patent Number
NASA/TM-2012-217697
E-18384
Funding Number(s)
WBS: WBS 944244.04.02.03
Distribution Limits
Public
Copyright
Public Use Permitted.

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