ThrusterColdGas:

Path: SC/Actuator

% Cold gas thruster propulsion system
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   Form:
   [force, torque, mDot, uE] = ThrusterColdGas( mass, t0, c, d )
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   ------
   Inputs
   ------
   mass    (1,1) Fuel mass        (kg)
   t0      (1,1) Tank temperature (deg-K)
   c       (3,1) Center of mass   (m)
   d       (.)   Data structure
                 .fuel  (1,:) Type of fuel (see ColdGas)
                 .aStar (1,1) Throat area (m^2)
                 .v     (1,1) Tank volume (m^3)
                 .on    (1,n) True (1) if thruster is on
                 .r     (3,n) Position of the thruster (m)
                 .u     (3,n) Unit vector of the thruster


   -------
   Outputs
   -------
   force   (3,1) Body force vector  (N)
   torque  (3,1) Body torque vector (Nm)
   mDot    (1,1) Mass flow          (kg/s)
   uE      (1,1) Exhaust velocity   (m/s)

--------------------------------------------------------------------------

Children:

Common: Materials/GasProperties
Math: Linear/Cross
Propulsion: Rocket/IdealRkt
SC: Environs/MolWt2R

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