Class PidParameters

Parameters of the PIDModel PidModelPidController

Inheritance
object
ModelParametersBaseClass
PidParameters
Inherited Members
Namespace: TimeSeriesAnalysis.Dynamic
Assembly: TimeSeriesAnalysis.dll
Syntax
public class PidParameters : ModelParametersBaseClass

Constructors

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PidParameters()

Default constructor

Declaration
public PidParameters()
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PidParameters(PidParameters)

Constructor that copies an existing paramter set into a new object

Declaration
public PidParameters(PidParameters existingParam)
Parameters
Type Name Description
PidParameters existingParam

Fields

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DelayOutputOneSample

If true, the model will set u[k] based on the error term e[k-1], if false it will be set from e[k]

Declaration
public bool DelayOutputOneSample
Field Value
Type Description
bool

Properties

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AntiSurgeParams

PID anti-surge parameters object. This is optional, set to null if not anti-surge PID

Declaration
public PidAntiSurgeParams AntiSurgeParams { get; set; }
Property Value
Type Description
PidAntiSurgeParams
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FeedForward

Feed-forward parameters object. This is optional, set to null when feedforward is not in use.

Declaration
public PidFeedForward FeedForward { get; set; }
Property Value
Type Description
PidFeedForward
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Filtering

PID-filtering object. This is optional

Declaration
public PidFilterParams Filtering { get; set; }
Property Value
Type Description
PidFilterParams
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GainScheduling

Gain-scheduling object. This is optional, set to null gain-scheduling is not in use.

Declaration
public PidGainScheduling GainScheduling { get; set; }
Property Value
Type Description
PidGainScheduling
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Kp

Proportional gain of controller

Declaration
public double Kp { get; set; }
Property Value
Type Description
double
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NanValue

If the PID-controller is to be protected from a specific value that is used to identify bad or missing data, specify here

Declaration
public double NanValue { get; set; }
Property Value
Type Description
double
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Scaling

PID-scaling object. This is optional, set to null to use unscaled PID.

Declaration
public PidScaling Scaling { get; set; }
Property Value
Type Description
PidScaling
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Td_s

Derivative term time constant[in seconds], 0 = no derivative term

Declaration
public double Td_s { get; set; }
Property Value
Type Description
double
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Ti_s

Integral time constant [in seconds], 0 = no integral term

Declaration
public double Ti_s { get; set; }
Property Value
Type Description
double
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u0

Output value when e=0, used only for P-only controllers, u = Kp*e + u0

Declaration
public double u0 { get; set; }
Property Value
Type Description
double

Methods

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AddWarning(PidIdentWarning)

Store a warning that arouse during identification

Declaration
public void AddWarning(PidIdentWarning warning)
Parameters
Type Name Description
PidIdentWarning warning
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GetWarnings()

Gives any warnings that occured during identification

Declaration
public PidIdentWarning[] GetWarnings()
Returns
Type Description
PidIdentWarning[]
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ToString()

Creates a string summarizing the content of the paramters(useful for unit testing and debugging)

Declaration
public override string ToString()
Returns
Type Description
string
Overrides