Fiscal Year:
1987
Title:
STOCHASTIC METHODS IN PROTECTIVE STRUCTURES
Agency / Branch:
DOD / USAF
Contract:
N/A
Award Amount:
$56,372.00
Abstract:
A PHASE I EFFORT IS PROPOSED TO INTEGRATE PREVIOUS WORK AND DEVELOP THE NEEDED RESEARCH BASE TO ASSESS AND DEVELOP STOCHASTIC METHODS FOR PROTECTIVE DESIGN FOR NON-NUCLEAR WEAPONS. THE CORNERSTONE OF THIS EFFORT WILL BE THE DEVELOPMENT OF A RELIABILITY-BASED DESIGN (RBD) PROCEDURE. THERE ARE SEVERAL WELL DEVELOPED RBD PROCEDURES (LOAD AND RESISTANCE FACTORS, FIRST-ORDER SECOND-MOMENT, AND MONTE CARLO METHODS) THAT ARE RELEVANT TO STOCHASTIC PROTECTIVE DESIGN. AN INFORMED SELECTION OF ONE OF THESE METHODS REQUIRES, FIRST, AN ANALYSIS OF THE UNCERTAINTIES; AND SECOND, AN ASSESSMENT OF COMPUTATIONALS SIMPLICITY/PREDICTION ACCURACY TRADEOFFS. HENCE, THE PROPOSED PHASE I TECHNICAL OBJECTIVES ARE: (1) IDENTIFY AND ANALYZE UNCERTAINTIES FOR EACH BASIC STRUCTURAL RESPONSE FAILURE MODE FOR PROTECTIVE STRUCTURES; (2) REVIEW STOCHASTIC METHODS AND PERFORM CALCULATIONS OF PROBABILITY OF SURVIVAL USING EACH OF THE ALTERNATIVE RBD PROCEDURES FOR THE RELEVANT FAILURE MODES FOR TWO PROTECTIVE STRUCTURE DESIGNS; AND (3) DEVELOP AND PRESENT A DETAILED PLAN OF THE TASKS REQUIRED TO DEVELOP STATE-OF-THE-ART RBD PROCEDURES FOR EACH LOAD-RESPONSE MECHANISM.
Principal Investigator:
Lawrence a twisdale jr
9198760018
Business Contact:
Small Business Information at Submission:
Applied Research Assocs Inc
6404 Falls Of Neuse Rd - Ste 2 Raleigh, NC 27615
EIN/Tax ID:
850276434
DUNS:
N/A
Number of Employees:
Woman-Owned:
No
Minority-Owned:
No
HUBZone-Owned:
No