MODEL

Award Information
Agency: Department of Defense
Branch: Air Force
Contract: N/A
Agency Tracking Number: 4125
Amount: $49,810.00
Phase: Phase I
Program: SBIR
Awards Year: 1986
Solicitation Year: N/A
Solicitation Topic Code: N/A
Solicitation Number: N/A
Small Business Information
Gwynedd Plaza Ii - Bethlehem P, Spring House, PA, 19477
DUNS: N/A
HUBZone Owned: N
Woman Owned: N
Socially and Economically Disadvantaged: N
Principal Investigator
 SAILENDRA N CHATTERJEE
 (215) 542-8400
Business Contact
Phone: () -
Research Institution
N/A
Abstract
MODELING WILL BE PERFORMED FOR (I) EFFECTS OF ANISOTROPY AND NONHOMOGENEITY ON THE THREE-DIMENSIONAL STRESS FIELD NEAR SHALLOW SURFACE CUTS IN THICK LAMINATES FOR THE PREDICTION OF FIRST LIGAMENT FAILURE; AND (II) GROWTH OF DELAMINATIONS NEAR SURFACE FLAWS IN LAMINATED PLATES AND SHELLS UNDER QUASI-THREE-DIMENSIONAL STRESS STATES FOR OBTAINING FINAL FAILURE LOADS. RESULTS OF FINITE ELEMENT SOLUTIONS, APPROXIMATE FORMULATIONS AND AVAILABLE TEST DATA WILL BE COMPARED AND A COMPREHENSIVE TEST PLAN WILL BE FORMULATED. TESTS, MODEL REFINEMENTS, AND ADDITIONAL DATA CORRELATION STUDIES ARE PROPOSED IN THE FOLLOWING PHASES. THE MAIN OBJECTIVE IN PHASE I IS TO EXAMINE THE FEASIBILITY OF THE ANALYTICAL MODELING APPROACH AND ITS VALIDITY.

* Information listed above is at the time of submission. *

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