Case Histories
Aerospace |
Automotive |
Civil |
Manufacturing |
Marine |
Mechanical |
Medical |
Recreation
Aerospace
WhiteKnightTwo and SpaceShipTwo
Despite receiving offers of free software from NEi's competitors, Scaled Composites specifically chose to purchase NEi Nastran to meet its needs, based on its strong composites platform and excellent technical support... [more]
Variable Pitch Propeller System
Howarth Development Associates (HDA) is a design and development firm specializing in cost saving designs using plastic and reinforced composite materials as an alternative to heavier and more expensive metal counterparts... [more]
SpaceShipOne Bulkhead
SpaceDev designed and integrated critical technology for the safe hybrid rocket motors for Paul Allen's crewed SpaceShipOne. NEi Nastran software was used to perform both a static analysis at the qualification pressure and a nonlinear buckling analysis... [more]
Cirrus Design SR22 Wing
Cirrus Design Corporation of Duluth, Minnesota used NEi Nastran to perform finite element analysis on the Model SR22 Wings... [more]
Cessna Citation Mustang Business Jet
Cessna Aircraft Company of Wichita, Kansas used NEi Nastran to perform finite element analysis on the new Citation CJ3 and Citation Mustang
business jets. Customer driven enhancements like the Tension-Only... [more]
Composite Antenna Reflector
NEi Software, Inc. performed an analysis using NEi Nastran on this 16.6 ft. composite antenna reflector for Milliflect Corporation... [more]
James Webb Space Telescope
A finite element analysis using NEi Nastran was carried out on the Northrop-Grumman James Webb
Space Telescope (JWST) Sunshield... [more]
Composite Tie Rod
Northwest Composites, Inc. used NEi Nastran to predict buckling loads in this luggage bin tie rod, which will be used in newer Boeing 767 Airliners... [more]
NASA STAR Antenna
NEi Nastran was used by L’Garde to carry out the analysis and modeling of the NASA Langley STAR Antenna configuration... [more]
Damage Assessment of Composite Structures
Monash University of Australia used thermography as a tool for damage assessment of composite structures... [more]
Composite Panels Under Compression
Christos Kassapoglou, Composites Analysis, Greece, performed studies to improve the performance of rectangular composite panels under compression... [more]
Blended Wing UAV
...SolidWorks 3D CAD software helped define the craft’s initial shape, while NEi Nastran, supplied by NEi Software, Inc., was used to size and develop the airframe structure... [more]
Propulsive Wing UAV
The entire vehicle is custom designed and fabricated out of carbon-fiber composites. Surface modeling techniques in NEi Nastran were essential to investigate the effect of various laminate schedules on the distribution of stresses in the airframe... [more]
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Automotive
Engine Timing Cam Chain Tensioner Arm
Howarth Development Associates (HDA) is a design and development firm specializing in cost saving designs using plastic and reinforced composite materials as an alternative to heavier and more expensive metal counterparts... [more]
Automotive Front-End Spring
India’s “Number 1” spring manufacturer Stumpp, Schuele & Somappa (SSS), cater to major automotive OEMs. SSS uses NEi Nastran to design better and more reliable products... [more]
High Performance Racing Wheel
Progressive Engineering Services in Bulverde, Texas used NEi Nastran to analyze the design of the center section of a 3 piece high performance wheel, which was custom built for an exotic sports car... [more]
Formula 1 Chassis Design
The chassis design is the central theme in the structural design of the Minardi F1... [more]
Composite Racing Wheel
Jayhawk Motorsports of the University of Kansas, an established Formula SAE team, has designed composite wheels for their car using NEi Software, Inc. analysis software... [more]
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Civil
Bridge Maintenance Frame
The model was analyzed with the objective of reducing the lateral
deflection of the frame from 7" to 3/4". By using NEi Nastran, J. C. Banks Construction was able to adjust localized structural properties to produce reactions at the supports... [more]
Monorail Cars
Morin Research & Development Corp. (MRDC) is a consulting company delivering turn-key engineering and fabrication solutions for complex electro-mechanical systems such as custom machines, mechanisms, chassis, and test stands... [more]
Theme Park Attraction
NEi Nastran was used by a major theme entertainment company in Lake Buena Vista, Florida to analyze the new icon for their theme park, a giant Sorcerer’s hat... [more]
Automated People Mover
NEi Nastran was used by Wilson, Ihrig & Associates, Inc. to analyze the
effects of vibration created by the new APM (Automated People
Mover) being incorporated into the expansion project of a major
international airport... [more]
Telescope Observatory
The Southern Astrophysical Research (SOAR) Telescope is a 4.2-meter, clear-aperture optical/IR telescope on Cerro Pachon in the Chilean Andes... [more]
Electric Powerline Towers
The Tower Testing and Research Station (TTRS), Structural Engineering Research Center, Chennai, India, conducted 105 full-scale tower tests and out of these, 28 towers had premature failures... [more]
Stormwater Separator
The Odan/Detech Group Inc. (Odan/Detech) was retained by Stormceptor Canada Inc. to review and perform a stress analysis of the Stormceptor Fiberglass Plastic Insert, with emphasis on safety... [more]
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Manufacturing
Opencast Mining Machines
Design work is the core activity of SKW. Its potential enables the implementation of the largest ventures within the opencast mining machines and the equipment of depository sites.... [more]
Heat Exchanger
Dynalabs, Krakow, Poland is a consulting company specialized in the designing of energy efficient heat exchangers as well as vibration and noise reduction
devices... [more]
Tooling Machine Housing
Bergomat Maschinenbau GmbH & Co. used NEi Nastran to design and analyze this tooling machine housing, which is a major component of a multi functional tooling center... [more]
Ship Cargo Tanks
Holvrieka Nirota B.V. in the Netherlands used NEi Nastran to analyze the design of a new cargo tank. The tank is part of a design to convert a 25,000... [more]
Power Plant Turbines
The Leningradsky Metallichesky Zavod Company produced numerous high-speed low-pressure steam turbines for many Eastern European countries... [more]
Coal Feeder Machinery Vibration
Engineering Consultants Group, Inc. used NEi Nastran to analyze a coal mill that was observed to go into resonance at various coal feeder speeds... [more]
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Marine
Roll On - Roll Off Cargo Ramp
Marine Design and Operations, Inc. (MDO) is a marine architecture, engineering, and consulting firm with twenty five years of experience in design for containerships, cargo vessels, barges, and offshore structures... [more]
Offshore Derrick Design
Superior Derrick is a design and manufacturing facility for the offshore oil industry. Located in New Iberia Louisiana, they provide fabrication and conversion support for offshore drilling rigs and equipment... [more]
Complete Cargo Ship Model
The following model (a complete ocean-going cargo vessel) is an example of the capability of NEi Nastran to handle huge, complex models fast and efficiently... [more]
America’s Cup Composite Mast
Plytech Engineering Limited performed buckling analysis (below and right) using NEi Nastran on the Sayonara sailing yacht's composite mast (left) designed by Southern Spars Limited, New Zealand... [more]
Offshore Supply Vessel Crane
STX Canada Marine in Vancouver, Canada uses NEi Nastran to design foundations for heavy cranes on offshore supply vessels... [more]
Offshore Lift Boat
Using NEi Nastran the architects were able to design the hull and legs to withstand the criteria set forth by the ABS... [more]
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Mechanical
Steam Turbine Blade
Julio C. Banks from J. C. Banks Construction LLC worked on a steam turbine blade project for a client that urgently needed a thermo-structural analysis completed in a matter of three days... [more]
Aircraft Cargo Loader
Applied Structural Analysis, Inc. used NEi Nastran to analyze the Next Generation Small Loader (right), which will replace an
older aircraft cargo loader used by the Royal Air Force (RAF) and Royal Norwegian Air Force... [more]
Cable and Conduit Trays for Buildings
The Wiremold Company demonstrated the advantages of using stochastic analysis tools in optimizing load-bearing structures... [more]
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Medical
Orthopedic Implants
Analysis performed using NEi Nastran by Trautwein Engineering in Stuttgart, Germany was used to predict behavior of medical implants manufactured by Schäfer Micromed GmbH... [more]
Spinal Implant
...The NEi Nastran surface contact solution made model set up easy and permitted the analysis of very complex assemblies (impossible
with standard gap or slide line elements)... [more]
Spinal Implant Fatigue Stress Analysis
A manufacturer of spinal implant system had developed a new external-fixation clamping device to the stage that it was ready to undergo required compression-fatigue testing... [more]
Cochlear Implant Electrode
A 3D finite element analysis has been used in this study to model the insertion of the single wire (uniform stiffness), the Nucleus standard straight (graded stiffness) and the Contour electrode arrays... [more]
Human Mandible Implant
...Thanks to NEi Nastran welded contact model and the power of the nonlinear solvers, allied to the flexible pre- and post-processing of Femap, not only was a solution obtained but it could be easily visualized and comprehended by professionals... [more]
Prosthetic Adjustable Lens for Human Eye
...NuLens Ltd. has developed a prosthetic adjustable lens replacement using NEi Nastran FEA Software. Now patients are able to receive clear vision with the ability to focus on images up close and far away... [more]
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Recreation
Musical Drumhead
The Physics Department of the University of Puget Sound of Tacoma WA, conducted a research study of the behavior of normal modes on a musical drumhead under non-uniform tension... [more]
Light Weight Canoe
Brooks Mitchell of Applied Structural Analysis, Huntsville AL, designed, constructed and tested 2 pairs of 14 foot canoes that weigh less than 30 lbs each using NEi Works, Femap and NEi Nastran... [more]
Mountain Bike
Niner Bikes of North Hollywood, California, is the first and only production bicycle company dedicated exclusively to building 29" wheel mountain bikes.... [more]
Golf Putter
NEi Nastran was used by ARA Engineering Inc. of Mesa, AZ to optimize the design of a golf putter... [more]
Theme Park Waterslide
FormaShape used NEi Nastran to model the assembly of several FRP waterslide parts for a product called the Superbowl for companies such as SpaWorld (Japan), Chula Vista, Seaworld, and Triple Play... [more]
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