.Modelica_LinearSystems2.StateSpace.Analysis

Collection of functions to analyse state space system represented by a StateSpace record

Information

This package collects functions used for common analyses on a state space system represented by a StateSpace record.

Contents

Name Description
 analysis Perform a system analysis based on the poles and zeros of the system
 timeResponse Calculate the time response of a state space system
 impulseResponse Calculate the impulse time response of a state space system
 stepResponse Calculate the step time response of a state space system
 rampResponse Calculate the ramp time response of a state space system
 initialResponse Calculate the time response of a state space system for given initial condition and zero inputs
 numeratorDegree Return numerator degree of the corresponding transfer function
 denominatorDegree Return denominator degree of the corresponding transfer function
 evaluate Evaluate the corresponding transfer function at a given (complex) value of s
 zerosAndPoles Calculate zeros and poles of the TransferFunction corresponding to a state space representation
 eigenValues Calculate the eigenvalues of a linear state space system and write them in a complex vector
 eigenVectors Calculate the right eigenvectors of a linear state space system and write them columnwise in a matrix. Optionally, the eigenvalues are computed
 invariantZeros Compute invariant zeros of linear state space system
 dcGain Return steady state gain matrix K (for a stable system: K[i,j] = value of y[i] at infinite time for a step input of u[j])
 isControllable Check controllability of a state space system
 isObservable Check observability of a state space system
 isStabilizable Check stabilizability of a state space system
 isDetectable Check detectability of a state space system
 controllabilityMatrix Calculate the controllability matrix [B, A*B, ..., A^(n-1)*B] of a state space system
 observabilityMatrix Calculate the observability matrix of a state space system
 analysis2 Perform a system analysis based on the poles and zeros of the system

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