Simulink Control Design™ - MathWorks

Save Plant and Tune PID Controller When you are satisfied with the fit, click Save Plant. Doing so saves the estimated plant, Pl ...

TipAlternatively, right-click a plant in the Data Browser to select it for tuning or export it to the MATLAB workspace. See Also ...

System Identification for PID Control Plant Identification In many situations, a dynamic representation of the system you want t ...

nonlinear in some operating regimes, there are often regimes in which the system dynamics are linear. For example, the behavior ...

When operating in a disturbance-free environment, the nominal input of value 50 keeps the plant along its constant trajectory of ...

For more information about the System Identification Tool, see “Identify Linear Models Using System Identification App” (System ...

Preprocess Data Ways to Preprocess Data In PID Tuner, you can preprocess plant data before you use it for estimation. After you ...

“Replace Data” on page 7-88 –– Replace data with a constant value, region initial value, region final value, or a line. You can ...

Extract Data Select a subset of data to use in Extract Data tab. You can extract data graphically or by specifying start time an ...

After making choices, update the existing data with the preprocessed data by clicking . Replace Data In the Replace Data tab, se ...

Input/Output Data for Identification Data Preparation Identification of a plant model for PID tuning requires a single-input, si ...

Choosing Identified Plant Structure PID Tuner provides two types of model structures for representing the plant dynamics: proces ...

For any chosen structure you can optionally add a delay, a zero and/or an integrator element using the corresponding checkboxes. ...

Hs = K T 1 s+1 . This model is defined by the parameters K, the gain, and T 1 , the first time constant. The most complex proces ...

Parameter Used By Description T 2 — Second time constant Transfer function with two real poles Can take any value between 0 and ...

Parameter Used By Description Tz — Model zero Any transfer function Can take any value between T and T, the time span of measur ...

Use the dialog box to specify model order, delay and feedthrough characteristics. If you are unsure about the order, select Pick ...

Existing Plant Models Any previously imported or identified plant models are listed the Plant List section of the Data Browser. ...

If the plant you select is a process model (idproc object), PID Tuner uses its structure. If the plant is any other model type, ...

Estimating Parameter Values Once you have selected a model structure, you have several options for manually or automatically adj ...