Continue to Site

Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

  • Congratulations waross on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  • Users: HomerWelsh
  • Content: Threads
  • Order by date
  1. HomerWelsh

    Hill 1948 Yield Criterion

    Many of you, I am sure, use Von Mises as a yield criterion to calculate the equivalent stress and strain on your system. I am using Hill 1948 as it provides an anisotropic analysis. However, I am having trouble calibrating Hill48 using the r-values. Hill constants F,G,H are requal to r0, r90...
  2. HomerWelsh

    FEM-Stiffness matrix

    Hi everyone, I am very new to the FEM. I have been doing some basic linear analysis using the COSMOS application within Solidworks. However, I find my colleagues accept the post-processed results as the 'truth'. I am not saying I don't believe it's output but I am from a more traditional...
  3. HomerWelsh

    Fortran Format command

    Hi, I am having difficulty using the FORMAT statement to output numbers to a specified number of decimal places. The program is stated below and is a simple quadratic equation calculator. If someone can help me it would be a great help. Thanks in advance. HW PROGRAM OOV2 IMPLICIT NONE...
  4. HomerWelsh

    Sequential Pneumatic Circuits

    Hi guys, I would really appreciate some help on this one. I am trying to update a circuit from a cascade design to a one out of n sequential logic design. I have successfully created a 2 out of n but in keeping with the rest of the drill I would like it to be 1 out of n. I have attached my...
  5. HomerWelsh

    Plotting a range of data

    Hi everyone, I am new to Mathcad so please bear with me. I am trying to plot a scatter of two variables. This works fine, however when I specify a range for the two vectors it does not work. The error message stating "Value must be a scalar" in regard to the range value. Can anyone help...

Part and Inventory Search