Merge branch 'DPR-Test' of https://github.com/aris-space/hephaestus-p…

…rocedures into DPR-Test

.github/workflows/compile-latex.yml

@@ -1,5 +1,5 @@
 name: Build LaTeX Document
-on: [push, pull_request]
+on: push
 
 jobs:
   build_latex:

CHANGELOG.md

@@ -1,5 +1,15 @@
 # Changelog
 
+## [v0.0.16](https://github.com/aris-space/hephaestus-procedures/compare/v0.0.15...v0.0.16) - 2024-11-18
+- Circuit breaker update by @janmenti in https://github.com/aris-space/hephaestus-procedures/pull/48
+- Igniter Assembly, LOX CF SC by @v30matt in https://github.com/aris-space/hephaestus-procedures/pull/50
+- OSS CF & HF Safety Concept by @v30matt in https://github.com/aris-space/hephaestus-procedures/pull/51
+- Update compile-latex.yml by @v30matt in https://github.com/aris-space/hephaestus-procedures/pull/52
+- Igniter Assembly & Igniter Test by @v30matt in https://github.com/aris-space/hephaestus-procedures/pull/53
+- DACS Procedures by @v30matt in https://github.com/aris-space/hephaestus-procedures/pull/55
+- Lox cf procedure by @v30matt in https://github.com/aris-space/hephaestus-procedures/pull/56
+- Contingency frozen by @v30matt in https://github.com/aris-space/hephaestus-procedures/pull/57
+
 ## [v0.0.15](https://github.com/aris-space/hephaestus-procedures/compare/v0.0.14...v0.0.15) - 2024-10-23
 - Risk assessment by @v30matt in https://github.com/aris-space/hephaestus-procedures/pull/46
 

src/dacs/installation-dacs/main.tex

@@ -1,4 +1,4 @@
-% filename: HEP_OP_DACS_Installation
+% filename: HEP_OP_DACS_InstallationDACS
 
 \documentclass{article}
 

src/eng/igniter-assembly/main.tex

@@ -0,0 +1,97 @@
+% filename: HEP_OP_ENG_Igniter_Assembly
+
+\documentclass{article}
+
+\input{../../common/lib/header}
+
+% Define a counter for the item numbers
+\newcounter{rowCounter}
+% Initialize counter
+\setcounter{rowCounter}{0}
+
+\newcounter{tableCounter}
+\setcounter{tableCounter}{0}
+
+% Command for row in checklist
+% First argument is amount
+% Second argument is description
+\newcommand{\checklistItem}[2]{
+  \checkbox & #1 & #2 \\ \hline
+}
+
+% Command for row in procedure list
+\newcommand{\procedureItem}[2]{
+  \stepcounter{rowCounter} % Increment counter
+  \arabic{tableCounter}.\arabic{rowCounter}
+  &
+  \checkbox
+  &
+  \begin{minipage}[t]{1.2\linewidth}
+    #1
+    \vspace{1mm} % Just slightly add vspace to prevent clipping into table border
+  \end{minipage}
+  &
+  \begin{minipage}[t]{0.8\linewidth}
+    #2
+    \vspace{1mm} % Just slightly add vspace to prevent clipping into table border
+  \end{minipage}
+  \\ \hline
+}
+
+% Command for row in note list
+\newcommand{\noteItem}[1]{
+  \begin{minipage}[t]{\linewidth}
+    #1
+    \vspace{1mm} % Just slightly add vspace to prevent clipping into table border
+  \end{minipage}
+  \\ \hline
+}
+
+
+\title{Igniter Assembly}
+\author{Operating Procedure}
+\date{Version: \isodate\today}
+
+\begin{document}
+
+\maketitle
+
+% Set the page style for the title page
+\thispagestyle{fancy}
+
+%%%%%% Prefix section
+% Change section numbering to A, B, C...
+\renewcommand{\thesection}{\Alph{section}}
+
+\section{Operation Description}
+\input{sections/operation-description.tex}
+
+\section{Required Tools}
+\input{sections/required-tools.tex}
+
+\section{Required Materials}
+\input{sections/required-materials.tex}
+
+\newpage
+
+%%%%%% Main section
+% Change section numbering to 1, 2, 3...
+\renewcommand{\thesection}{\arabic{section}}
+
+% Reset section counter to start from 1 again
+\setcounter{section}{0}
+
+\section{Igniter Assembly}
+\input{sections/main-procedure.tex}
+
+\section{Test Bench Assembly for IGN Test}
+\input{sections/bench-assembly.tex}
+
+\newpage
+
+%%%%%% Notes
+\setcounter{section}{0}
+\section*{Notes}
+\input{sections/notes.tex}
+
+\end{document}

src/eng/igniter-assembly/sections/bench-assembly.tex

@@ -0,0 +1,28 @@
+\stepcounter{tableCounter} % Increment counter
+\setcounter{rowCounter}{0} % Reset counter
+\begin{tabularx}{\textwidth}{|>{\columncolor{tableColumnColor}}c|>{\columncolor{tableColumnColor}}c|>{\hsize=1.2\hsize}X|>{\hsize=.8\hsize}X|}
+  \hline
+  \rowcolor{tableHeaderColor}
+  ID & Check & Description & Comments \\ \hline
+
+  \procedureItem{Clean the engine compartment with paper towels}{}
+
+  \procedureItem{Make sure to wear gloves during the whole assembly/cleaning}{}
+
+  \procedureItem{Connect the spark plug socket to the spark plug (check that the cable is properly connected with the spark plug socket)}{}
+
+  \procedureItem{Fix spark cable to spark plug and cover with isolating tape}{}
+
+  \procedureItem{Connect static pressure sensor}{}
+
+  \procedureItem{Fix igniter with clamp on to test bench (directed in firing direction)}{}
+
+  \procedureItem{Connect Oxygen flexible pipe to upper fitting and tighten}{}
+
+  \procedureItem{Connect H2 flexible pipe to upper side fitting and tighten}{}
+
+  \procedureItem{Close lower side fitting with $\frac{1}{2}$” Swagelok cap and tighten}{}
+
+  \procedureItem{Make sure igniter is directed in firing direction (in firing direction of the engine)}{}
+
+\end{tabularx}

src/eng/igniter-assembly/sections/main-procedure.tex

@@ -0,0 +1,142 @@
+% Procedure for installation
+
+\stepcounter{tableCounter} % Increment counter
+\setcounter{rowCounter}{0} % Reset counter
+\begin{tabularx}{\textwidth}{|>{\columncolor{tableColumnColor}}c|>{\columncolor{tableColumnColor}}c|>{\hsize=1.2\hsize}X|>{\hsize=.8\hsize}X|}
+  \hline
+  \rowcolor{tableHeaderColor}
+  ID & Check & Description & Comments \\ \hline
+
+  \procedureItem{Clean table and cover work-area with paper}{}
+
+  \procedureItem{Make sure to wear gloves during the whole assembly/cleaning}{}
+
+  \procedureItem{Define dirty and clean area (left, right)}{}
+
+  \procedureItem{Lay out parts on area for dirty parts of clean table 
+Parts: 
+\begin{itemize}
+  \item 1x Igniter Body
+  \item 1x Sparkplug
+  \item 1x Pressure sensor (NAT 8352)
+  \item 3x $\frac{1}{4}$” Swagelok fitting ($\frac{1}{4}$” Swagelok tube connection to G $\frac{1}{4}$" male thread)
+  \item 4x $\frac{1}{4}$” Copper gasket (unused/visibly not damaged)
+  \item 2x $\frac{3}{8}$” Novapress Universal Holländer Dichtung
+  \item 2x Hovadur Nut
+  \item 1x Hovadur Hollow Screw
+\end{itemize}
+
+Tools:
+\begin{itemize}
+  \item 2x Adjustable wrench (alternatively SW 21/22)
+  \item GTR table clamp
+\end{itemize}
+Material:
+\begin{itemize}
+  \item Acetone
+  \item Isopropanol
+  \item Distilled water
+  \item Gloves
+  \item Paper towel
+  \item Teflon tape ($\frac{3}{8}$”)
+\end{itemize}}{}
+
+  \procedureItem{Inspect all parts for damage (especially copper gaskets)}{}
+
+  \procedureItem{Clean parts as following: 
+(Do not clean interior of valves and anything that contains plastic with acetone or other chemicals, only distilled water can be used. Putting a bit on a paper towel to clean threads is ok, as long as no rubber is near it.) 
+
+Cleaning for Oxygen Service (CFOS of OSS all the lines, Igniter Oxygen line):
+\begin{itemize}
+  \item Check sealings compatibility
+  \item Wear gloves (latex/nitril) during all operations
+  \item Place parts on clean plastic foil
+  \item Organize Disassembly/Assembly
+  \item For small parts (e.g., fittings) perform ultrasonic bath cleaning
+\end{itemize}
+
+\textbf{Hydrogen} as Fuel:
+\begin{itemize}
+  \item Cleaning for Oxygen Service (CFOS of Purging lines, FSS all lines, Igniter Fuel lines):
+  \item Check sealings compatibility
+  \item Wear gloves (latex/nitril) during all operations
+  \item Place parts on clean plastic foil
+  \item Organize Disassembly/Assembly
+  \item For small parts (e.g., fittings) perform ultrasonic bath cleaning
+\end{itemize}}{}
+
+  \procedureItem{Pictures to get the general orientation:
+  \includegraphics[width=\textwidth]{assets/technical_drawing.png}
+
+
+1. Connection to sparkplug, 2. Fuel inlet, 3. Oxygen inlet, 4. Pressure sensor connection, 5. Thermocouple connection, 6. Fuel bypass, 7. Connection to engine}{}
+
+  \procedureItem{Igniter assembled (without thermocouple)
+  \includegraphics[width=\textwidth]{assets/full_assembly.png}}{}
+
+  \procedureItem{Get Igniter Body and lay it on the side without connection such that the connection that is now on top is facing you (Oxygen) \includegraphics[width=\textwidth]{assets/step_1.png}}{}
+
+  \procedureItem{Screw in topside $\frac{1}{4}$” Swagelok fitting (Oxygen) with an unused $\frac{1}{4}$” copper gasket hand tight}{}
+
+  \procedureItem{Lay assembly on table edge, Oxygen inlet facing off the table, sparkplug facing left and Fuel inlets facing down \includegraphics[width=\textwidth]{assets/step_2.jpg}}{}
+
+  \procedureItem{Clamp igniter onto table with paper towels in-between, as to not damage the igniter. Place the clamp left of the to be tightened inlet, so it can better be tightened.}{}
+
+  \procedureItem{Tighten the Fitting hard such that the metal gasket can properly seal}{}
+
+  \procedureItem{Unclamp the igniter}{}
+
+  \procedureItem{Lay igniter on side without connections again near the edge of the table to be clamped down}{}
+
+  \procedureItem{Fuel Inlets need to face off the table  
+(ATTENTION: all double inlets are $\frac{1}{4}$”) 
+Sparkplug faces left
+\includegraphics[width=\linewidth]{assets/step_3.jpg}
+}{}
+
+  \procedureItem{Clamp igniter onto table with paper towels in-between, as to not damage the igniter. Place the clamp left of the to be tightened inlet, so it can better be tightened.}{}
+
+  \procedureItem{Screw in $\frac{1}{4}$” Swagelok fitting (Fuel) with an unused $\frac{1}{4}$” copper gasket hand tight}{}
+
+  \procedureItem{Tighten the Fitting hard such that the metal gasket can properly seal}{}
+
+  \procedureItem{Screw in $\frac{1}{4}$” Swagelok fitting (Bypass) with an unused $\frac{1}{4}$” copper gasket hand tight}{}
+
+  \procedureItem{Tighten the Fitting hard such that the metal gasket can properly seal}{}
+
+  \procedureItem{Unclamp the igniter}{}
+
+  \procedureItem{\includegraphics[width=\textwidth]{assets/step_4.png}}{}
+
+  \procedureItem{Connect Sparkplug (has metal-sealing permanently connected) 
+Don’t overtighten, the sealing is very compressible and doesn’t need tightening until it cannot be turned anymore \includegraphics[width=\textwidth]{assets/step_5.png}}{}
+
+  \procedureItem{Connect the Pressure sensor on the left side in the connection near to the sparkplug. Use a copper gasket here as well (see next step) (Thread-depth is not enough for the sensor to fit otherwise) (should have rubber seal permanently installed on the pressure sensor, if missing do not install and find replacement)}{}
+
+  \procedureItem{Screw in Pressure sensor with unused $\frac{1}{4}$” copper gasket hand tight}{}
+
+  \procedureItem{Lay igniter on side without connections, again near the edge of the table to be clamped down}{}
+
+  \procedureItem{Clamp igniter onto table with paper towels in-between, as to not damage the igniter. Place the clamp left of the to be tightened inlet, so it can better be tightened.}{}
+
+  \procedureItem{Tighten the Pressure sensor hard such that the metal gasket can properly seal}{}
+
+  \procedureItem{Take Hovadur Hollow Screw}{}
+
+  \procedureItem{Take Hovadur Nut}{}
+
+  \procedureItem{Screw Nut on Hollow Screw until the nut is 1/2 up the thread}{}
+
+  \procedureItem{Take one “$\frac{3}{8}$” Novapress Universal Holländer Dichtung” and put it on one side of the nut}{}
+
+  \procedureItem{Screw the side with the gasket into the igniter}{}
+
+  \procedureItem{Tighten the nut such that the gasket can properly seal}{}
+
+  \procedureItem{Use the thermal paste and screw the thermocouple into the hole next to the pressure sensor and tighten}{}
+
+  \procedureItem{Unclamp the igniter}{}
+
+  \procedureItem{Keep second “$\frac{3}{8}$” Novapress Universal Holländer Dichtung” stored together with assembled igniter for further engine assembly}{}
+
+\end{tabularx}

src/eng/igniter-assembly/sections/notes.tex

@@ -0,0 +1,29 @@
+% Notes
+
+\rowcolors{1}{notesColor}{notesColor}
+\begin{tabularx}{\textwidth}{X}
+  \hline
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{}
+  \noteItem{.}
+
+\end{tabularx}

src/eng/igniter-assembly/sections/operation-description.tex

@@ -0,0 +1,2 @@
+% Operation description
+This procedure describes how the PSS is prepared for a coldflow or firing. After the operation is conducted, the PSS is ready to be transferred to the airfield for installation. 

src/eng/igniter-assembly/sections/required-materials.tex

@@ -0,0 +1,34 @@
+% Table of required tools
+
+\begin{tabularx}{0.9\textwidth}{|>{\columncolor{tableColumnColor}}c|c|X|}
+    \hline
+    \rowcolor{tableHeaderColor}
+    Check & Amount & Description \\ \hline
+    \checklistItem{1}{
+    \begin{minipage}[t]{\linewidth}
+      Igniter Body 
+    \end{minipage}  
+    }
+
+    \checklistItem{1}{Hovadur Hollow Screw}
+
+    \checklistItem{2}{Hovadur Nut}
+
+    \checklistItem{1}{Sparkplug}
+
+    \checklistItem{1}{Pressure Sensor (NAT 8452 or NAT 8352)}
+
+    \checklistItem{1}{Ignition Coil box (should be on trailer)}
+
+    \checklistItem{1}{Thermocouple (22m) (should be on trailer)}
+
+    \checklistItem{4}{$\frac{1}{4}$" Copper gasket}
+
+    \checklistItem{2}{$\frac{3}{8}$” Novapress Universal Holländer Dichtung}
+
+    \checklistItem{3}{$\frac{1}{4}$” Swagelok fitting ($\frac{1}{4}$” Swagelok tube connection to G $\frac{1}{4}$” male thread)}
+
+  \end{tabularx}
+
+% If no tools required, delete previous lines and uncomment next line
+% \textit{none}

src/eng/igniter-assembly/sections/required-tools.tex

@@ -0,0 +1,18 @@
+% Table of required tools
+
+\begin{tabularx}{0.9\textwidth}{|>{\columncolor{tableColumnColor}}c|c|X|}
+    \hline
+    \rowcolor{tableHeaderColor}
+    Check & Amount & Description \\ \hline
+    \checklistItem{1}{
+    \begin{minipage}[t]{\linewidth}
+      GTR table clamp 
+    \end{minipage}  
+    }
+    \checklistItem{1}{Pair of gloves}
+    \checklistItem{2}{Adjustable wrench (alternatively: SW 21/22)}
+  \end{tabularx}
+
+% If no tools required, delete previous lines and uncomment next line
+% \textit{none}
+