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which software for impact/destructive simulation?

Hi,

I am evaluating a couple of software packages for impact and destructive testing simulation.

What are the strength and weakness of the following packages in terms of explicit solver capability for impact/destructive?

NX Nastran non-linear (with explicit solver)

NEi Nastran explicit

ANSYS explicit solver (new in ANSYS 12)

 

Thanks!

 

phsieh2005

Hi phsieh,

I can suggest you a software, recently used by a collegue who interests in crash testing study---> "Visual crasch studio"

n.b.: I think is only a graphic solver, but i will give you more and detailed informations about it, if you need..

Best

R.Carrieri

Thanks R.!

 Could you please post the website of the company so that I can check it out?

 phsieh2005

Dear phsieh,

I know that, probably, you have to deepen this argument with a focus on internet or blog, but I have some informations:

- Impact design, europe version 2003 - 2010   (probably, there is the company, you should investigate about it!)

- it's a software in collaboration with HONDA+  (...)

Also, I'll post you the contact of a polish professor, who interests about it, in his theorical studies; I give you his references:

 

Tomasz Wierzbicki

 

Professor of Applied
Mechanics
Director, Impact and Crashworthiness Laboratory

Room
5-218A
Massachusetts Institute of Technology
77 Massachusetts
Avenue
Cambridge MA 02139-4307
Phone: 617-253-2104  
Fax:
617-253-8125  
Email:

Administrative
Contact:

Barbara Smith
Room 5-320
Phone: 617-253-0137  
Email:

Education:

Ph.D. in Applied Mechanics, 1965
Institute of Fundamental Technological
Research, Warsaw, Poland
S.M. in Engine Design, 1960
Warsaw Technical
University, Warsaw, Poland
B.S. I took a unified program that led directly to
the Master of Science.

 

MIT Service:

1983 to date: Professor of Applied Mechanics, Department of Ocean
Engineering, MIT; currently the Department of Mechanical Engineering

 

Principal Publications in last five years: (Selected from last
two years)

  1. X. Teng and T. Wierzbicki (2006), "Evaluation of six fracture models in high
    velocity perforation", Engineering Fracture Mechanics, 73(12): 1653-1678.
  2. Y. Bai, Y. Bao and T. Wierzbicki (2006), "Fracture of prismatic aluminum
    tubes under reverse straining", International Journal of Impact Engineering,
    32(5): 671-701.
  3. Y-W. Lee and T. Wierzbicki (2005), "Fracture prediction of thin plates under
    localized impulsive loading. Part I: dishing", International Journal of Impact
    Engineering, 31(10): 1253-1276.
  4. L. Zheng, D. Petry, T. Wierzbicki and H. Rapp (2005), "Fracture prediction
    in 4-point bending of an extruded aluminum panel", Thin-Walled Structures,
    43(4): 565-590.
  5. T. Wierzbicki, Y. Bao, Y.-W. Lee and Y. Bai (2005), "Calibration and
    evaluation of seven fracture models", International Journal of Mechanical
    Sciences, 47(4-5): 719-743.
  6. Y. Bao and T. Wierzbicki (2005), "On the cut-off value of negative
    triaxiality for fracture", Engineering Fracture Mechanics, 72(7):
    1049-1069.
  7. X. Teng, T. Wierzbicki, S. Hiermaier and I. Rohr (2005), "Numerical
    prediction of fracture in the Taylor test", International Journal of Solids and
    Structures, 42(9-10): 2929-2948.

Scientific &
Professional Societies:

Society of Naval Architects and Marine Engineers
American Society of
Mechanical Engineering
International Society of DE

 

Honors & Awards:

Maximilian T. Huber Award for the best work in Mechanics, Polish Academy of
Sciences, 1974
Chairman of the Euromech Colloquium No. 121 on "Dynamics and
Crushing of Plastic Structures", 1978
Chairman of the Summer School on
"Dynamics of Plastic Structures", International Center for Mechanical Sciences,
Udine, Italy, 1979
Polish Academy of Sciences award for the book "Design of
Structures to Dynamic Loads", 1979
Co-chair, First International Symposium,
"Structural Crashworthiness", UK, 1983
Co-chair, Second International
Symposium, "Structural Failure", Cambridge, MA, 1988
Alexander von Humboldt
Foundation, Senior US Scientist Award, 1988-1989
Co-chair, Third
International Symposium, "Structural Crashworthiness and Failure", UK,
1993
Member of the Editorial Boards of the International Journal of Impact
Engineering and International Journal of Vehicle Design

 

 

 

Best,

R.C.

Thanks RC!

I will check it out.

phsieh

Hi,

 Lsdyna is so poweful to model crash and impact. it gives you flexibilty to write your own UMA and it is explicit.

Azadeh

Thanks Azadeh!

 I did use LS-Dyna for a couple of years in the past.  I am just not good enough in understanding how the code works.  I had to strugle with diverged runs quite often.  So, I am looking for something not as powerful, but, more robust.  I do not really need very accurate results, just for trending and gross weak areas of the design.

 phsieh

jason Zhu's picture

I think u can use Ls-dyna or abaqus

 

Jason Zhu Best Regards

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