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\documentclass[a5paper, landscape]{article}
\usepackage[fontsize=19pt]{fontsize}
\usepackage{graphicx}
\usepackage{parskip}
\usepackage{amssymb}
\title{Smart Campus Humidifier}
\author{Sam Anthony 40271987}
\date{}
\pagenumbering{gobble}
\begin{document}
\maketitle
\newpage
\subsection*{Problem}
Optimal humidity: 35--50\%.
Air gets dry when indoor heating is used.
During winter: $<30\%$.
Respiratory infections, irritated skin and eyes.
\subsection*{Solution}
Humidifier.
User-programmable, energy-efficient, closed-loop control.
\newpage
\section*{Schematic}
\begin{center}
\includegraphics[width=\textwidth, height=\textheight, keepaspectratio]{diagram.png}
\end{center}
\newpage
\section*{Assessment}
\checkmark\quad Regulates humidity dynamically \quad \emph{closed-loop PID.}
\checkmark\quad User programmable \quad \emph{up/down buttons.}
\checkmark\quad Easy to use \quad \emph{OLED display \& web dashboard.}
\checkmark\quad Easy to install \quad \emph{in existing HVAC ducts.}
\checkmark\quad Energy efficient \quad \emph{fog injection (no heating element).}
\checkmark\quad Reliable \quad \emph{WiFi reconnection, concurrent server.}
\end{document}
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