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  • Users: yusf
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  1. yusf

    Retriving ESE by Component -HyperStudy

    Hi All; I would like to kindly ask you how to extract ESE values component by component under hyperstudy.. The problem arises as i perform DOE study and since my desing changes so the element numbers,ID s etc.. i want to select elements "by component" and retrive their ESE values at each...
  2. yusf

    Updating CatPart Dimension via Macro

    Hi all; I recorded a macro within Catia and would like to run this macro in batch mode aiming to update the required parameters dynamically.. I need help at this point beacuse when i update my macro and using "C:\Program Files\Dassault Systemes\B20\win_b64\code\bin\CNEXT.exe" -nowindow -macro...
  3. yusf

    Structural Loads in Design of Aircraft Components

    Hi All; I am really confused about the application of loads that is either maneuver or aerodynamic loads at the same time or indivudiually while extracting margin of safety for each component under different loads Could you please guide me in finding MoS... Maneuver Loads:4G Aerodynamic...
  4. yusf

    G Unit To PSD conversion within given frequency range

    Hi all; I am given a vibration profile that is stated in G unit between some certain frequency values I wonder if anyone knows conversion and theory behind it to extract the vibration profile in terms of PSD .. Example: 0.01g^2/Hz 5-10 Hz 2g 10-100Hz Thanks in advance.
  5. yusf

    Composite Analysis And Testing in Aviation

    Hello All;I had asked same in composite platform but again i would like to kindly ask here too.. My question is especially in the field of testing of composite materials and making use of the datas obtained from those tests.If i test a 2.5 mm thick specimen and get result how can i use the...
  6. yusf

    Laminate Elastic Properties

    Hi all; I am trying to extract the basic elastic constants of a laminate consist of many layers making use of composite plate theory.In other words after calculation of ABBD matrix, i find EX EY GXY Vxy etc. I performed many trials to find the effect of orientation, single layer 's properties...
  7. yusf

    Composite Specimen Testing

    Hi all; Nowadays i am searching the composite material coupn testing and extracting datas for finite element analysis.. For that purpose i am reading ASTM standarts and ENXXXX standarts in which all says taht the specimen t be tested should be in some thickness with certain number of layers...
  8. yusf

    Fixture FEA Guide

    Dear All; We all know that the resonance of the fixture creates over test of equipment being tested on shaker table.What we need to do is to desing and analyze fixture before testing. My question is that during FEA of design of any fixture 1 .) Is it enough to do a modal analysis only for...
  9. yusf

    Composite Ananlysis..Engineering Constants

    Hi all, I confused the data given in patran environment while assigning laminae making use of Pcomp cards.When i hit the show properties (like E's nu's G's and stiffness matrix) in the first column those properties ,for a lamina on xy plane, shown such that E11,22,33 My question is that what...
  10. yusf

    Modal Analysis

    Hi all; My question is about the interpretation of modal analysis results.You know the most important thing is having an engineering sense over the results rather than getting colorful screen shots.. while determination of dynamic response of the body we find natural frequencies and design the...
  11. yusf

    Projection Options

    Hi folks Referring thread554-129366 can any one tell me how can make correct options for first angle projection or 3 rd angle projection.
  12. yusf

    Master Geometry (Skeleteton Model)

    Dear Users Since i am new to PTC Pro E i am having some diffuculties in PRO_E 2.0 environment such as taking referance from the master geometry. i would like to explain what my problem is : Step.1) firstly i am creating a master geometry that includes ONLY planes,datums,points etc. Step.2) And...
  13. yusf

    reading required data from f06 Automaticaly

    Hi all; simply i want to ask that i have a 1 GB f06 file and i want to read and write some of those datas to some other place ..does anyone know how to do such thing by using any kind of program... this is a search topic for my programming for design purpose.. All kind of info will be...
  14. yusf

    global axis problem

    Hi all i had modelled a master geometry sime times ago and also some other models linked to this master geometry..Recently i have come across a problem..that is i should have modelled the master geommetry in a specific direction of global coordinate axis system so now i need to change the...
  15. yusf

    Rivet Modelling

    Hi all can anyone tell me a little bit about how we modelling rivet joints while modelling laminates
  16. yusf

    peculiarity while assigning property..

    Hi all while i am assigning property for my Crod elments i am experiencing some peculiarities such as shown below link where i put a jpeg file to clearly explain my problem..My question is also over there ..can anyone know where i could be wrong... http://www.uploading.com/?get=MKG6IUU8 i would...
  17. yusf

    Strain results

    Hi all, i am currently working on composite analysis with Patran/Nastran combination...after running model i obtain some strain values such as Component and Eng Component ..My question is that which one of those values is used for design allowables?...i mean which one i must take care on..As i...
  18. yusf

    Linking problem

    hi all, I will try to explain my problem step by step to make better explanation.. Well 1.)I created a master geometry(MG) which includes some planes 2) and took some geometric entities (planes)from MG into another CATPART (CP).via Edit/Paste Special menu.. 3.)and in CP i created a profile...
  19. yusf

    Strain results

    Hi all, i am currently working on composite analysis with Patran/Nastran combination...after running model i obtain some strain values such as Component and Eng Component ..My question is that which one of those values is used for design allowables?...i mean which one i must take care on..As i...
  20. yusf

    the efficient way

    hi all, I am currently dealing with programming and want to learn something about speed,in other words how fast could the reading data be.But before that i waould like to explain my problem a litle bit further: Well i have a text file which contains hundereds of thousands of information and i...

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