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:ISO_10628-2_2012_Symbols.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 ** Contents
  20 *** Directories
  21 - ~DEL~: Deliverables. A directory that may include plain SVG files
  22   and exported PDF files. This is probably what you want.
  23 - ~DWG~: Drawing source files. A directory that may include [[https://inkscape.org/][Inkscape]]
  24   SVG files.
  25 - ~EXEC~: Executable files. A directory that may include scripts
  26   useful for manipulating files.
  27 - ~IMG~: Reference image files. A directory that may include various
  28   image files used in creation of project source files.
  29 *** Files
  30 - ~README.org~: This file.
  31 - ~REVISIONS.org~: A file containing a detailed version history of
  32   each drawing.
  33 - ~TODO.org~: A file containing a list of pending tasks for the
  34   project.
  35
  36 ** Usage
  37 *** Generate a combined PDF
  38 A script is available at ~./EXEC/combine_pdfs.sh~ to merge multiple
  39 single-page PDFs into a single PDF file; the script uses the [[https://www.pdflabs.com/tools/pdftk-the-pdf-toolkit/][~pdftk~
  40 utility]] available on typical [[https://www.debian.org/][Debian]]-based [[https://en.wikipedia.org/wiki/Gnu-Linux][GNU/Linux]] machines
  41 of 2023. On a typical Debian 12 system, the following command may be
  42 used to merge ~input1.pdf~ and ~input2.pdf~ files into ~output.pdf~.
  43
  44 : $ /bin/bash combine_pdfs.sh output.pdf input1.pdf input2.pdf
  45
  46 ** License
  47 Unless otherwise specified, source and deliverable files are copyright
  48 2023 [[https://baltakatei.com][Steven Baltakatei Sandoval]] and available under a [[https://creativecommons.org/licenses/by-sa/4.0/][CC BY-SA 4.0]]
  49 license.