Simulink Control Design™ - MathWorks

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When to Specify Individual Block Linearization


Some Simulink blocks, including those with sharp discontinuities, can produce poor
linearization results. For example, when your model operates in a region away from the
point of discontinuity, the linearization of the block is zero. Typically, you must specify
custom linearizations for such blocks. You can specify the block linearization as:


  • A linear model in the form of a D-matrix.

  • A Control System Toolbox model object.

  • An uncertain state-space object or an uncertain real object (requires Robust Control
    Toolbox software).


See Also


More About



  • “Specify Linear System for Block Linearization Using MATLAB Expression” on page
    2-162

  • “Specify D-Matrix System for Block Linearization Using Function” on page 2-163

  • “Augment the Linearization of a Block” on page 2-173

  • “Change Perturbation Level of Blocks Perturbed During Linearization” on page 2-
    191

  • “Block Linearization Troubleshooting” on page 4-62


When to Specify Individual Block Linearization 2-

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