Buildings.Utilities.Math.Examples

Information

This package contains examples for the use of models that can be found in Buildings.Utilities.Math.

Extends from Modelica.Icons.ExamplesPackage (Icon for packages containing runnable examples).

Package Content

Name	Description
Bicubic	Test model for bicubic function
Biquadratic	Test model for biquadratic function
SmoothBlocks
VectorFunctions	Test model for functions that take a vector as argument
SmoothLimit	Test model for smooth limit

Buildings.Utilities.Math.Examples.Bicubic

Information

This model tests the implementation of the bicubic function.

Extends from Modelica.Icons.Example (Icon for runnable examples).

Modelica definition

model Bicubic "Test model for bicubic function"
  import Buildings;
  extends Modelica.Icons.Example;
  Modelica.Blocks.Sources.Ramp x1(duration=1);
  Modelica.Blocks.Sources.Ramp x2(
    height=2,
    duration=1,
    offset=2);
  Buildings.Utilities.Math.Bicubic bicubic(a={1,2,3,4,5,6,7,8,9,10});
equation 

  connect(x1.y, bicubic.u1);
  connect(x2.y, bicubic.u2);
end Bicubic;

Buildings.Utilities.Math.Examples.Biquadratic

Information

This model tests the implementation of the biquadratic function.

Extends from Modelica.Icons.Example (Icon for runnable examples).

Modelica definition

model Biquadratic "Test model for biquadratic function"
  import Buildings;
  extends Modelica.Icons.Example;
  Modelica.Blocks.Sources.Ramp x1(duration=1);
  Modelica.Blocks.Sources.Ramp x2(
    height=2,
    duration=1,
    offset=2);
  Buildings.Utilities.Math.Biquadratic biquadratic(a={1,2,3,4,5,6});
equation 

  connect(x1.y, biquadratic.u1);
  connect(x2.y, biquadratic.u2);
end Biquadratic;

Buildings.Utilities.Math.Examples.SmoothBlocks

Information

This model tests the implementation of blocks that approximate non-differentiable functions by smooth functions.

Extends from Modelica.Icons.Example (Icon for runnable examples).

Modelica definition

model SmoothBlocks
  extends Modelica.Icons.Example;
  SmoothMax smoMax(deltaX=0.5);
  Modelica.Blocks.Math.Max max;
  Modelica.Blocks.Sources.Sine sine(freqHz=8);
  Modelica.Blocks.Sources.Sine sine1;
  Diagnostics.AssertEquality assEquMax(threShold=0.08);
  SmoothMin smoMin(deltaX=0.5);
  Modelica.Blocks.Math.Min Min;
  Diagnostics.AssertEquality assEquMin(threShold=0.08);
equation 

  connect(sine.y, smoMax.u1);
  connect(sine.y, max.u1);
  connect(sine1.y, smoMax.u2);
  connect(sine1.y, max.u2);
  connect(smoMax.y, assEquMax.u1);
  connect(max.y, assEquMax.u2);
  connect(sine.y, smoMin.u1);
  connect(sine.y, Min.u1);
  connect(sine1.y, smoMin.u2);
  connect(sine1.y, Min.u2);
  connect(smoMin.y, assEquMin.u1);
  connect(Min.y, assEquMin.u2);
end SmoothBlocks;

Buildings.Utilities.Math.Examples.VectorFunctions

Information

This model tests the implementation of functions that take a vector as an argument.

Extends from Modelica.Icons.Example (Icon for runnable examples).

Modelica definition

model VectorFunctions 
  "Test model for functions that take a vector as argument"
  extends Modelica.Icons.Example;

  Buildings.Utilities.Math.Min minVec(
                   nin=3);
  Modelica.Blocks.Sources.Sine sine(freqHz=6);
  Modelica.Blocks.Sources.Sine sine1(
                                    freqHz=8);
  Modelica.Blocks.Sources.Sine sine2(freqHz=10);
  Buildings.Utilities.Math.Max maxVec(
                   nin=3);
  Buildings.Utilities.Math.Average aveVec(
                       nin=3);
equation 
  connect(sine.y, minVec.u[1]);
  connect(sine1.y, minVec.u[2]);
  connect(sine2.y, minVec.u[3]);
  connect(sine.y, maxVec.u[1]);
  connect(sine1.y, maxVec.u[2]);
  connect(sine2.y, maxVec.u[3]);
  connect(sine.y, aveVec.u[1]);
  connect(sine1.y, aveVec.u[2]);
  connect(sine2.y, aveVec.u[3]);
end VectorFunctions;

Buildings.Utilities.Math.Examples.SmoothLimit

Information

This model tests the implementation of smooth limit function.

Extends from Modelica.Icons.Example (Icon for runnable examples).

Modelica definition

model SmoothLimit "Test model for smooth limit"
  import Buildings;
  extends Modelica.Icons.Example;
  Modelica.Blocks.Sources.Sine sine(freqHz=8);
  Buildings.Utilities.Math.SmoothLimit smoLim(
    deltaX=0.001,
    upper=0.5,
    lower=0) "Smooth limit";
equation 

  connect(sine.y, smoLim.u);
end SmoothLimit;