units.sty

%-------------------------------------------------------------------------------
% Define custom commands to write units
%-------------------------------------------------------------------------------

%-------------------------------------------------------------------------------
% length, angle, speed, acceleration

% rad
\newcommand{\rad}{\mbox{\,rad}}
% rad per second
\newcommand{\radpsf}{\mbox{$\, \frac{\mathrm{rad}}{\mathrm{s}}$}}

% meter, ...
\newcommand{\mm}{\mbox{\,mm}}
\newcommand{\cm}{\mbox{\,cm}}
\newcommand{\meter}{\mbox{\,m}}
\newcommand{\km}{ \mbox{\,km}}

% meter per second, ...
\newcommand{\mmpsf}{\mbox{$\, \frac{\mathrm{mm}}{\mathrm{s}}$}}
\newcommand{\mpsf}{\mbox{$\, \frac{\mathrm{m}}{\mathrm{s}}$}}

% meter per second^2, ...
\newcommand{\mmpssf}{\mbox{$\, \frac{\mathrm{mm}}{\mathrm{s}^2}$}}
\newcommand{\mpssf}{\mbox{$\, \frac{\mathrm{m}}{\mathrm{s}^2}$}}
\newcommand{\Npkgf}{\mbox{$\, \frac{\mathrm{N}}{\mathrm{kg}}$}}



%-------------------------------------------------------------------------------
% tolerance limits

% use: #1: upper limit, #2: lower limit
\newcommand{\tol}[2]{{{#2} \atop {#1}}}


%-------------------------------------------------------------------------------
% time and frequency

\newcommand{\s}{\mbox{\,s}}
%\renewcommand{\min}{\mbox{min}}
%\newcommand{\h}{\mbox{h}}

\newcommand{\Hz}{\mbox{\,Hz}}
\newcommand{\kHz}{\mbox{\,kHz}}

%\newcommand{\rev}{\mbox{rev}}
%\newcommand{\rpm}{\mbox{$ \frac{\rev}{\min}$}}


%-------------------------------------------------------------------------------
% temperature

\newcommand{\K}{\mbox{\,K}}
\newcommand{\degC}[1]{\mbox{$#1^{\circ}$C}}


%-------------------------------------------------------------------------------
% mass, density

\newcommand{\g}{\mbox{\,g}}
\newcommand{\kg}{\mbox{\,kg}}
%\newcommand{\ton}{\mbox{\,t}}

\newcommand{\kgpmc}{\mbox{$\, \mathrm{kg}/\mathrm{m}^3$}}
\newcommand{\kgpmcf}{\mbox{$\, \frac{\mathrm{kg}}{\mathrm{m}^3}$}}


%-------------------------------------------------------------------------------
% force, pressure, stress, ...

% newton
\newcommand{\N}{\mbox{\,N}}

% newton meter
%\newcommand{\Nmm}{\mbox{Nmm}}
\newcommand{\Nm}{\mbox{\,Nm}}

% newton seconds
\newcommand{\Ns}{\mbox{\,Ns}}

% pressure, stress
\newcommand{\Pa}{\mbox{\,Pa}}
\newcommand{\MPa}{\mbox{\,MPa}}
\newcommand{\barunit}{\mbox{\,bar}}
\newcommand{\Npmms}{\mbox{$\, \mathrm{N}/\mathrm{mm}^2$}}
\newcommand{\Npmmsf}{\mbox{$\, \frac{\mathrm{N}}{\mathrm{mm}^2}$}}


%-------------------------------------------------------------------------------
% electrical quantities

% voltage
\newcommand{\V}{\mbox{\,V}}
\newcommand{\mV}{\mbox{\,mV}}

% capacity
\newcommand{\uF}{\mbox{$\, \mu \mathrm{F}$}}


%-------------------------------------------------------------------------------
% work and power

\newcommand{\J}{\mbox{\,J}}
\newcommand{\kW}{\mbox{\,kW}}