README.org

   1 * BK-2020-04: Baltakatei Engineering Drawing Templates
   2 #+AUTHOR: Steven Baltakatei Sandoval
   3 #+DATE: 2023-08-19
   4 #+EMAIL: baltakatei@gmail.com
   5
   6 ** Scope
   7 This repository contains drawing files for constructing personal P&IDs
   8 ([[https://en.wikipedia.org/wiki/Piping_and_instrumentation_diagram][Piping and Instrumentation Diagrams]]) and PFDs ([[Process flow diagram][Process Flow
   9 Diagrams]]).
  10
  11 ** Summary
  12 See the [[File:REVISION.org][drawing revision history]] for a list of tracked files.
  13
  14 Some drawings may be uploaded to Wikimedia Commons. Notable sets include:
  15
  16 - [[https://commons.wikimedia.org/wiki/File:Technical_drawing_templates_(ISO_5457_1999_Sizes_A0-A4).pdf][BK-2020-04-PID-1]]: Chemical engineering symbols ([[https://en.wikipedia.org/wiki/ISO_10628][ISO 10628]]-2:2012 Symbols)
  17 - [[https://commons.wikimedia.org/wiki/File:Technical_drawing_templates_(ISO_5457_1999_Sizes_A0-A4).pdf][BK-2020-04-TMP-1]]: Technical drawing templates (ISO 5457:1999 Sizes A0—A4)
  18
  19 ** Directories
  20 *** [[File:DEL][~DEL~]] : Deliverables
  21 May include drawings exported into PDF format.
  22 *** [[File:DWG][~DWG~]] : Drawing source files
  23 May include [[https://inkscape.org/][Inkscape]] SVG files.
  24 *** [[File:EXEC][~EXEC~]]: Executable files
  25 May include scripts useful for manipulating files.
  26 *** [[File:IMG][~IMG~]] : Reference image files
  27 May include various image files used in creation of project source
  28 files.
  29
  30 ** Usage
  31 *** Generate a combined PDF
  32 A script is available at ~./EXEC/combine_pdfs.sh~ to merge multiple
  33 single-page PDFs into a single PDF file; the script uses the [[https://www.pdflabs.com/tools/pdftk-the-pdf-toolkit/][~pdftk~
  34 utility]] available on typical [[https://www.debian.org/][Debian]]-based [[https://en.wikipedia.org/wiki/Gnu-Linux][GNU/Linux]] machines
  35 of 2023. On a typical Debian 12 system, the following command may be
  36 used to merge ~input1.pdf~ and ~input2.pdf~ files into ~output.pdf~.
  37
  38 : $ /bin/bash combine_pdfs.sh output.pdf input1.pdf input2.pdf
  39
  40 ** License
  41 Unless otherwise specified, source and deliverable files are copyright
  42 2023 [[https://baltakatei.com][Steven Baltakatei Sandoval]] and available under a [[https://creativecommons.org/licenses/by-sa/4.0/][CC BY-SA 4.0]]
  43 license.