Fiscal Year:
1983
Title:
MEMBERS
Agency:
NASA
Contract:
N/A
Award Amount:
$38,000.00
Abstract:
THIS PROJECT CONCERNS A NEW NON-LINEAR MECHANICS THEORY FOR THE PREDICTION OF ULTIMATE STRENGTH OF COMPOSITE CURVED FRAME MEMBERS. THE THEORETICAL DERIVATION INCLUDES IMPORTANT PHYSICALLY OBSERVABLE CHARACTERISTICS OF COMPOSITES NOT USUALLY INCLUDED IN CONVENTIONAL ELASTICITY THEORIES, SUCH AS EFFECTS OF TRANSVERSE SHEAR, NONLINEAR GEOMETRY, AND NONLINEAR MATERIAL BEHAVIOR. THE FORMULATION UTILIZES AN ENERGY APPROACH BASED ON THE REISSNER VARIATIONAL PRINCIPLE IN WHICH BOTH DISPLACEMENT AND STRESS ARE TAKEN TO BE VARIATIONALLY UNKNOWN. THE RESULTING SYSTEMOF NONLINEAR ALGEBRAIC EQUATIONS CAN BE EASILY PROGRAMMED ONA MODERN DIGITAL COMPUTER, PROVIDING THE DESIGNER WITH AN ACCURATE AND INEXPENSIVE METHOD FOR DESIGN OF CURVED FRAME MEMBERS. COMPARISONS WITH AVAILABLE TEST DATA FROM AN ONGOING NASA-SPONSORED EFFORT CAN BE USED TO SUBSTANTIATE THE THEORETICAL FORMULATION.
Principal Investigator:
Rocky r. arnold
PRINCIPAL INVESTIGATOR
0
Business Contact:
Small Business Information at Submission:
Anamet Labs Inc
100 Industrial Way San Carlos, CA 94070
EIN/Tax ID:
DUNS:
N/A
Number of Employees:
N/A
Woman-Owned:
No
Minority-Owned:
No
HUBZone-Owned:
No