Engineering Info

TutEF08-Add multiple materials to the command file

TutEF08-Add multiple materials to the command file
January 28, 2014 No Comments »

Let us look at how to add multiple materials in command file. Here we will re-use the command file that we created for 3D analysis. Let us assume that user has made two 3D mesh groups named “Guide” and “Weld” which ... Read More »

TutEF07-Add Stepping Function to command file

TutEF07-Add Stepping Function to command file
January 24, 2014 No Comments »

Let us look at how to add a stepping function to loads in command file. Here we will re-use the command file that we created for 3D analysis. We want to add another load to the analysis, force of 2000N ... Read More »

TutEF06-3D Assembly analysis command file

TutEF06-3D Assembly analysis command file
January 24, 2014 No Comments »

I am using example from my book “Finite Element Analysis using Open Source Software”.  The example is of a 3D assembly of Guide and Weld.  Let us look at how to generate a command file for a 3D assembly analysis ... Read More »

TutEF05-3D analysis command file

TutEF05-3D analysis command file
January 23, 2014 2 Comments »

Let us look at how to generate a command file for a simple Cantilevered beam 3D analysis. This beam is a Solid Rectangular with dimensions of 150 x 100 x 5 (Long x Width x Thickness) It is fixed on ... Read More »

TutEF04-Shell analysis command file

TutEF04-Shell analysis command file
January 22, 2014 No Comments »

Let us look at how to generate a command file for a simple Cantilevered beam analysis with Shell elements. The model is a plate with dimensions of 100 x 10 (Width  x Thickness) It is fixed on one end and ... Read More »

TUTEF03-Axi-Symmetric analysis command file

TUTEF03-Axi-Symmetric analysis command file
January 21, 2014 No Comments »

Let us look at how to generate a command file for an Axi-symmetric Pressure Vessel analysis. This Vertical Pressure Vessel has Internal Radius of 1000mm and a thickness of 10mm.  It has a hemispherical head on top and for the ... Read More »

TutEF02-Beam analysis command file

TutEF02-Beam analysis command file
January 20, 2014 1 Comment »

Let us look at how to generate a command file for a simple Cantilevered beam analysis. This beam is a RHS (Rectangular Hollow Section) with dimensions of 100 x 50 x 5 (Width x Height x Thickness) It is fixed ... Read More »

TutEF01-Download and Install Efficient

TutEF01-Download and Install Efficient
January 20, 2014 5 Comments »

Download: To download Efficient go to http://engineering.moonish.biz/efficient/ When you are on that page, have a look at the right hand side and you will find latest Efficient release (Green Button) along with previous releases (Red Button). Development of Efficient for ... Read More »

Max allowable Flange Loads ASME VIII Div 2

Max allowable Flange Loads ASME VIII Div 2
June 18, 2013 No Comments »

Everyone that I know of uses Charts for preliminary estimation.  These charts can be for Pipe Thickness, Weight of Pipe, Allowable Loads and so on. Recently I did a project in which the flange design was carried out based on ... Read More »

Flange Design Comparision ASME Section VIII Div 1 vs Div 2

Flange Design Comparision ASME Section VIII Div 1 vs Div 2
June 4, 2013 No Comments »

I did a comparison of flange design based on ASME Section VIII Division 1 vs Division 2 with following parameters Design Pressure : 10.2 MPa Design Temperature : 80 degC Flange Size: DN400 Flange Class : Class 600 Flange Type : Weld ... Read More »

ASME Section VIII Division 1 Flange Calculation Spreadsheet

ASME Section VIII Division 1 Flange Calculation Spreadsheet
May 28, 2013 No Comments »

I have developed a spreadsheet for checking Flange Leakage as per ASME Section VIII Division 1 Appendix 2. This spreadsheet has been checked against Caesar II Version 6.10 Flange Module and results are comparable. A pdf calculation that shows all ... Read More »

FEA of a Tank with a Hole

FEA of a Tank with a Hole
May 6, 2013 No Comments »

Finite Element Analysis (FEA) was carried out on client’s request to check stresses and strains generated in a 30m Diameter 10m High Carbon Steel tank As the stresses and strains for a 3m cut was neglegible, a further study was ... Read More »

FEA of Pressure Vessel Nozzle – Third Pass

FEA of Pressure Vessel Nozzle – Third Pass
April 22, 2013 No Comments »

This post is written after considering inputs from several helpful people around the world on linkedin and eng-tips forums.  This is also to help someone who has started new with Salome and Code_Aster to model the geometry, Hexahedral mesh it ... Read More »

FEA of Pressure Vessel Nozzle – Zeroth Pass

FEA of Pressure Vessel Nozzle – Zeroth Pass
April 2, 2013 1 Comment »

This is the second round of FEA of Pressure Vessel Nozzle but should have been done before my previous post, so I have called it Zeroth Pass. When i posted my FEA results that I obtained, I was asked to ... Read More »

Piping Abbreviations

Piping Abbreviations
March 26, 2013 No Comments »

Here is the compiled list of Piping Abbreviations.  This is not an exhaustive list and is updated regularly. ASME: American Society of Mechanical Engineers ASTM: American Society for Testing and Materials AWS: American Welding Society AWWA: American Water Works Association ... Read More »