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Nonlinear bulging factor based on R-curve data

Authors :
Jeong, David Y
Tong, Pin
Source :
NASA. Langley Research Center, FAA(NASA International Symposium on Advanced Structural Integrity Methods for Airframe Durability and Damage Tolerance.
Publication Year :
1994
Publisher :
United States: NASA Center for Aerospace Information (CASI), 1994.

Abstract

In this paper, a nonlinear bulging factor is derived using a strain energy approach combined with dimensional analysis. The functional form of the bulging factor contains an empirical constant that is determined using R-curve data from unstiffened flat and curved panel tests. The determination of this empirical constant is based on the assumption that the R-curve is the same for both flat and curved panels.

Subjects

Subjects :
Structural Mechanics

Details

Language :
English
Database :
NASA Technical Reports
Journal :
NASA. Langley Research Center, FAA(NASA International Symposium on Advanced Structural Integrity Methods for Airframe Durability and Damage Tolerance
Publication Type :
Report
Accession number :
edsnas.19950008062
Document Type :
Report