Path: SpacecraftEstimation/StellarModels
% Simulates a spacecraft with rate integrating gyros.
See also RIGModel and RBModel.
Since version 3.
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Form:
xDot = FRBwRIG( x, t, inr, invInr, torque, uRIG, nRWRIG, nBRIG, betaRIG )
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Inputs
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x (7+2n,1) State vector with integrated angle and bias
[q(4); w(3); a(n); b(n)]
t Time
inr (3,3) Spacecraft inertia matrix
invInr (3,3) Spacecraft inverse inertia matrix
torque (3,1) Body torque
uRIG (3,n) Unit vectors for rate integrating gyros
nWBRIG (n) Random walk noise for RIGs
nBRIG (n) Bias drift noise for RIGs
betaRIG (n) Bias Correlation time constant for RIGs
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Outputs
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xDot (7+2n,1) Derivative of the state vector
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AerospaceUtils: Coord/QIToBDot SC: Dynamics/RBModel SC: Sensor/RIGModel Common: Control/C2DZOH Math: Linear/Cross Math: Linear/SkewSymm
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