I appear to be making a career out of re-drawing old diagrams which the department has been photocopying since 1968 and now are a bit tatty.
One of my latest attempts was to produce a Moody Diagram in SI Units on A4 paper. The code is available elsewhere but for your viewing pleasure I include the diagram here. It was produce using Python and Matplotlib so is full of free software goodness…..
Friction Factor vs Reynolds Number
You might be interested to know that I recently wrote a book. (Available for download only but it does have an ISBN number!). The book is based on my experience with teaching turbomachinery to undergraduates and concentrates on the real basics – basically it is an entire book devoted to what other books cover in a Chapter or less.
The book is available for download for free and is funded by in-book adverts, it can be found at the bookboon.co.uk site. To make this a bit more enticing I include one of the pictures from the book below….
Example Figure from Basic Concepts in Turbomachinery
If you wish to make a handout out of a series of PDF slides you might want to make a “n up” version that is a version which has a number of the slides per page. The tool of choice is
pndfnup which is easily available for Debian and Ubuntu distributions.
pdfnup --nup 2x2 cfd_slides4.pdf
worked very nicely for me! Conveniently
pdfnup doesn’t overwrite the original file but produces a new one called: