Transcript Shell Structures Tools SST Paul Slysh President 11/7/2015 PS ASSOCIATES, INC. COPYRIGHT 2002 SST Features  Comprehensive CAD CAM CAE  Producible design definitions  Instantaneous concurrent engineering  Shells, plates,

Shell Structures Tools
SST
Paul Slysh
President
11/7/2015
PS ASSOCIATES, INC.
COPYRIGHT 2002
1
SST Features

Comprehensive CAD CAM CAE
 Producible design definitions
 Instantaneous concurrent engineering
 Shells, plates, bicubics
11/7/2015
PS ASSOCIATES, INC.
COPYRIGHT 2002
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SST Features
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Isogrid, waffle, skin stringer, honeycomb
 Bosses, flanges, rings, transitions
 Automatically designed flat patterns
 Optimization
 Detailed performance reports
 Rendering
 Automated NC programming
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PS ASSOCIATES, INC.
COPYRIGHT 2002
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SST Results
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Mass properties
General instability
Skin buckling
Web, flange buckling
Boss analysis
Kick ring analysis
Frame analysis
Shell intersections
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Line loads
Dimensioned
geometry
Modal response
Unique NC tool paths
High cycle fatigue
Crack growth
Margin summaries
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Outstanding Results
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Organization and Functions
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Design Definition Process
RESULTS
INPUTS
DESIGN CRITERIA
EXTERNAL LOADS
GEOMETRY
INTERFACES
TOLERANCES
MINIMUM GAUGES
SAFETY FACTORS
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DATA
MATERL. PROPERTIES
METHODOLOGY
ANALYTICAL MODELS
ANALYSIS
FEM
SECTION ENVELOPES
STRUCT. FACTORS
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INTERNAL LOADS
DESIGN
OPTIMIZATION
SECTION PROPERTIES
FEA
FLAT PATTERNS
PERFORMANCE
TRADES
MASS PROPERTIES
MFG. PLANNING
CUTTER TOOL PATHS
RENDERING
DETAILED REPORTS
STRUCTURAL TESTS
DESIGN VALIDATION
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Synthesized Cross Sections
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Flanged Isogrid
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Isogrid Launch Vehicle Cylinder
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Conical Payload Adapter
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Fermilab Vacuum Vessel
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Titan III Isogrid Adapters
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Titan IV Isogrid Adapter
Structural Test
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Pram-captor Demonstration
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Titanium By-pass Duct
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Phalanx Gun Cradle
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Cryogenic Vacuum Vessels
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Diagonal Exponential Spiral Ribs
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Circular Disk
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Perfectly Fitted Isogrid
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Skin Stringer Structures
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Sandwich Structures
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Rendering
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Typical Analysis Cycle
SST BODY OF REVOLUTION SHELL STRUCTURES
INTERNAL
LOADS
EXTERNAL LOADS
MESH FILE
RUN FILE
GEN1
OVERALL GEOMETRY
ISO_DOC
ISO0
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RUN PARAMETERS
MULTIPLE
RESULTS FILES
GIF, HTML, ETC.
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Constant Chip Load Tool Paths
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Super Traces

Input parameters and their references for a
selected margin analysis
 Step by step walk through SST code
showing results from annotated relevant
equations and algorithms
 Output margins
 Make input and/or methodology changes
and repeat process
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Summary
SST is the ultimate tool for world class
 CAD/CAM/CAE
 Concurrent engineering
 Rapid structures development
SST software, technology and philosophy
provide powerful support for high quality
product design and development
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COPYRIGHT 2002
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