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details in mastan2

I'm building a 3D frame computation program in PHP and need to build a test case in MatLab/Mastan2, to verify my own pr...
0 comments posted 18yrs
posted by et57
0 comments posted 18yrs posted by et57

how much can you torque a bolt

Hello, I am just doing some quick back of the envelope calculations on how much you can torque a bolt. Let's use 60kpsi...
7 comments posted 18yrs
posted by vmpolesov
7 comments posted 18yrs posted by vmpolesov

Basic electric vehicle calculations?

I am coaching a team of 6th graders in Odyssey of the Mind, and they have decided to do the vehicle problem, which invo...
3 comments posted 18yrs
posted by pelakh
3 comments posted 18yrs posted by pelakh

contac52 and combin40

hi, i want to use the contac52 to replace combin40 to do nolineary time history analysis (transient analysis), is it pos...
0 comments posted 18yrs
posted by wuwanjun
0 comments posted 18yrs posted by wuwanjun

How do you get Ball bearings into certain kinds

Hi all, Please consider the diagram of a crossection of a ball bearing assembly (hopefully it makes sense!!) below whic...
5 comments posted 18yrs
posted by scorsi
5 comments posted 18yrs posted by scorsi

Algebraic Statistics and Computational Biology

Dear all, We are circulating the table of contents of the Oct. 2007 issue of Statistica Sinica, and very delighted to p...
0 comments posted 18yrs
posted by Statistica.Sinica
0 comments posted 18yrs posted by Statistica.Sinica

Convergence problem in ansys

I have a nonlinear problem, the nonlinearity is come from gap, i use combin40 to simulate the gap, before i take into t...
0 comments posted 18yrs
posted by wuwanjun
0 comments posted 18yrs posted by wuwanjun

rotary engine -- what's the name ??

Recently I spoke to the Engineering Manager of a company which manufactures rotary engines for aircraft. I mentioned to...
67 comments posted 18yrs
posted by nasra11a
67 comments posted 18yrs posted by nasra11a

Throat area & Turbine KW output

I wonder If I increase throat area in steam turbine (HP 1st stage diaphram), It would be increase KW output or not? I w...
0 comments posted 18yrs
posted by junho.ahn
0 comments posted 18yrs posted by junho.ahn

natural frequencies

In matrix structural analysis, can I calculate the natural frequencies from the structure stiffness matrix ? If so, how...
8 comments posted 18yrs
posted by et57
8 comments posted 18yrs posted by et57

matrix structural analysis

Using the stiffness method of matrix structural analysis, you build up the stiffness matrix. Is this matrix positive de...
1 comments posted 18yrs
posted by et57
1 comments posted 18yrs posted by et57