Modelica.Mechanics.Translational.Sensors

Information

This package contains ideal sensor components that provide the connector variables as signals for further processing with the Modelica.Blocks library.

Extends from Modelica.Icons.Library2 (Icon for library where additional icon elements shall be added).

Package Content

Name	Description
PositionSensor	Ideal sensor to measure the absolute position
SpeedSensor	Ideal sensor to measure the absolute velocity
AccSensor	Ideal sensor to measure the absolute acceleration
RelPositionSensor	Ideal sensor to measure the relative position
RelSpeedSensor	Ideal sensor to measure the relative speed
RelAccSensor	Ideal sensor to measure the relative acceleration
ForceSensor	Ideal sensor to measure the force between two flanges
PowerSensor	Ideal sensor to measure the power between two flanges (= flange_a.f*der(flange_a.s))

Modelica.Mechanics.Translational.Sensors.PositionSensor

Information

Measures the absolute position s of a flange in an ideal way and provides the result as output signals (to be further processed with blocks of the Modelica.Blocks library).

Extends from Translational.Interfaces.PartialAbsoluteSensor (Device to measure a single absolute flange variable).

Connectors

Type	Name	Description
Flange_a	flange	flange to be measured (flange axis directed in to cut plane, e. g. from left to right)
output RealOutput	s	Absolute position of flange

Modelica definition

model PositionSensor "Ideal sensor to measure the absolute position"
  extends Translational.Interfaces.PartialAbsoluteSensor;
  Modelica.Blocks.Interfaces.RealOutput s "Absolute position of flange";

equation 
  s = flange.s;
end PositionSensor;

Modelica.Mechanics.Translational.Sensors.SpeedSensor

Information

Measures the absolute velocity v of a flange in an ideal way and provides the result as output signals (to be further processed with blocks of the Modelica.Blocks library).

Extends from Translational.Interfaces.PartialAbsoluteSensor (Device to measure a single absolute flange variable).

Connectors

Type	Name	Description
Flange_a	flange	flange to be measured (flange axis directed in to cut plane, e. g. from left to right)
output RealOutput	v	Absolute velocity of flange as output signal

Modelica definition

model SpeedSensor "Ideal sensor to measure the absolute velocity"
  extends Translational.Interfaces.PartialAbsoluteSensor;
  Modelica.Blocks.Interfaces.RealOutput v 
    "Absolute velocity of flange as output signal";

equation 
  v = der(flange.s);
end SpeedSensor;

Modelica.Mechanics.Translational.Sensors.AccSensor

Information

Measures the absolute acceleration a of a flange in an ideal way and provides the result as output signals (to be further processed with blocks of the Modelica.Blocks library).

Extends from Translational.Interfaces.PartialAbsoluteSensor (Device to measure a single absolute flange variable).

Connectors

Type	Name	Description
Flange_a	flange	flange to be measured (flange axis directed in to cut plane, e. g. from left to right)
output RealOutput	a	Absolute acceleration of flange as output signal

Modelica definition

model AccSensor "Ideal sensor to measure the absolute acceleration"
  extends Translational.Interfaces.PartialAbsoluteSensor;
  SI.Velocity v "Absolute velocity of flange";
  Modelica.Blocks.Interfaces.RealOutput a 
    "Absolute acceleration of flange as output signal";

equation 
  v = der(flange.s);
  a = der(v);
end AccSensor;

Modelica.Mechanics.Translational.Sensors.RelPositionSensor

Information

Measures the relative position s of a flange in an ideal way and provides the result as output signals (to be further processed with blocks of the Modelica.Blocks library).

Extends from Translational.Interfaces.PartialRelativeSensor (Device to measure a single relative variable between two flanges).

Connectors

Type	Name	Description
Flange_a	flange_a	(left) driving flange (flange axis directed in to cut plane, e. g. from left to right)
Flange_b	flange_b	(right) driven flange (flange axis directed out of cut plane)
output RealOutput	s_rel	Distance between two flanges (= flange_b.s - flange_a.s)

Modelica definition

model RelPositionSensor 
  "Ideal sensor to measure the relative position"
  extends Translational.Interfaces.PartialRelativeSensor;
  Modelica.Blocks.Interfaces.RealOutput s_rel 
    "Distance between two flanges (= flange_b.s - flange_a.s)";

equation 
  s_rel = flange_b.s - flange_a.s;
  0 = flange_a.f;
end RelPositionSensor;

Modelica.Mechanics.Translational.Sensors.RelSpeedSensor

Information

Measures the relative speed v of a flange in an ideal way and provides the result as output signals (to be further processed with blocks of the Modelica.Blocks library).

Extends from Translational.Interfaces.PartialRelativeSensor (Device to measure a single relative variable between two flanges).

Connectors

Type	Name	Description
Flange_a	flange_a	(left) driving flange (flange axis directed in to cut plane, e. g. from left to right)
Flange_b	flange_b	(right) driven flange (flange axis directed out of cut plane)
output RealOutput	v_rel	Relative velocity between two flanges (= der(flange_b.s) - der(flange_a.s))

Modelica definition

model RelSpeedSensor "Ideal sensor to measure the relative speed"
  extends Translational.Interfaces.PartialRelativeSensor;
  SI.Position s_rel 
    "distance between the two flanges (flange_b.s - flange_a.s)";
  Modelica.Blocks.Interfaces.RealOutput v_rel 
    "Relative velocity between two flanges (= der(flange_b.s) - der(flange_a.s))";

equation 
  s_rel = flange_b.s - flange_a.s;
  v_rel = der(s_rel);
  0 = flange_a.f;
end RelSpeedSensor;

Modelica.Mechanics.Translational.Sensors.RelAccSensor

Information

Measures the relative acceleration a of a flange in an ideal way and provides the result as output signals (to be further processed with blocks of the Modelica.Blocks library).

Extends from Translational.Interfaces.PartialRelativeSensor (Device to measure a single relative variable between two flanges).

Connectors

Type	Name	Description
Flange_a	flange_a	(left) driving flange (flange axis directed in to cut plane, e. g. from left to right)
Flange_b	flange_b	(right) driven flange (flange axis directed out of cut plane)
output RealOutput	a_rel	Relative acceleration between two flanges (= der(v_rel))

Modelica definition

model RelAccSensor 
  "Ideal sensor to measure the relative acceleration"
  extends Translational.Interfaces.PartialRelativeSensor;
  SI.Position s_rel 
    "distance between the two flanges (flange_b.s - flange_a.s)";
  SI.Velocity v_rel 
    "relative velocity between the two flanges (der(flange_b.s) - der(flange_a.s))";
  Modelica.Blocks.Interfaces.RealOutput a_rel 
    "Relative acceleration between two flanges (= der(v_rel))";

equation 
  s_rel = flange_b.s - flange_a.s;
  v_rel = der(s_rel);
  a_rel = der(v_rel);
  0 = flange_a.f;
end RelAccSensor;

Modelica.Mechanics.Translational.Sensors.ForceSensor

Information

Measures the cut-force between two flanges in an ideal way and provides the result as output signal (to be further processed with blocks of the Modelica.Blocks library).

Extends from Translational.Interfaces.PartialRelativeSensor (Device to measure a single relative variable between two flanges).

Connectors

Type	Name	Description
Flange_a	flange_a	(left) driving flange (flange axis directed in to cut plane, e. g. from left to right)
Flange_b	flange_b	(right) driven flange (flange axis directed out of cut plane)
output RealOutput	f	force in flange_a and flange_b (f = flange_a.f = -flange_b.f)

Modelica definition

model ForceSensor 
  "Ideal sensor to measure the force between two flanges"
  extends Translational.Interfaces.PartialRelativeSensor;
  Modelica.Blocks.Interfaces.RealOutput f 
    "force in flange_a and flange_b (f = flange_a.f = -flange_b.f)";
equation 
  flange_a.s = flange_b.s;
  flange_a.f = f;
end ForceSensor;

Modelica.Mechanics.Translational.Sensors.PowerSensor

Information

Measures the power between two flanges in an ideal way and provides the result as output signal power (to be further processed with blocks of the Modelica.Blocks library).

Extends from Translational.Interfaces.PartialRelativeSensor (Device to measure a single relative variable between two flanges).

Connectors

Type	Name	Description
Flange_a	flange_a	(left) driving flange (flange axis directed in to cut plane, e. g. from left to right)
Flange_b	flange_b	(right) driven flange (flange axis directed out of cut plane)
output RealOutput	power	Power in flange flange_a

Modelica definition

model PowerSensor 
  "Ideal sensor to measure the power between two flanges (= flange_a.f*der(flange_a.s))"
  extends Translational.Interfaces.PartialRelativeSensor;
  Modelica.Blocks.Interfaces.RealOutput power "Power in flange flange_a";
equation 
  flange_a.s = flange_b.s;
  power = flange_a.f*der(flange_a.s);
end PowerSensor;