6.15.3. General Bearing Output

Force and torque are reported in the Motion Postprocessor as shown in the table below.

Figure 6.121: Definition of outputs for General Bearing

ParameterSymbolDescriptionDimension
Force_on_Action_Marker
Definition of outputs for General Bearing

The force vector acting on the action marker can be calculated as follows:

Definition of outputs for General Bearing

where the variable Definition of outputs for General Bearing  is the identity matrix and Definition of outputs for General Bearing  is defined in General Bearing Force.

Force
- Measure_in_Base_Marker
Definition of outputs for General Bearing

The acting force vector is transformed into the reference frame of the base marker as follows:

Definition of outputs for General Bearing

where the variable Definition of outputs for General Bearing  is the Marker of the base marker.

Force
- Measure_in_Action_Marker
Definition of outputs for General Bearing

The acting force vector is transformed into the reference frame of the action marker as follows:

Definition of outputs for General Bearing

where the variable Definition of outputs for General Bearing  is the Marker of the action marker.

Force
Torque_on_Action_Marker
Definition of outputs for General Bearing

The acting torque vector on the action marker can be calculated as follows:

Definition of outputs for General Bearing

where the variable Definition of outputs for General Bearing  is the identity matrix and Definition of outputs for General Bearing  is defined in General Bearing Force.

Force*Length
- Measure_in_Base_Marker
Definition of outputs for General Bearing

The acting torque vector is transformed into the reference frame of the base marker as follows:

Definition of outputs for General Bearing

where the variable Definition of outputs for General Bearing  is the Marker of the base marker.

Force*Length
- Measure_in_Action_Marker
Definition of outputs for General Bearing

The acting force vector is transformed into the reference frame of the action marker as follows:

Definition of outputs for General Bearing

where the variable Definition of outputs for General Bearing  is the Marker of the action marker.

Force*Length
Force_on_Base_Marker
Definition of outputs for General Bearing

The reacting force vector on the base marker can be represented as follows:

Definition of outputs for General Bearing

Force
- Measure_in_Base_Marker
Definition of outputs for General Bearing

The reacting force vector is transformed into the reference frame of the base marker as follows:

Definition of outputs for General Bearing

Force
- Measure_in_Action_Marker
Definition of outputs for General Bearing

The reacting force vector is transformed into the reference frame of the action marker as follows:

Definition of outputs for General Bearing

Force
Torque_on_Base_Marker
Definition of outputs for General Bearing

The reacting torque vector on the base marker can be represented as follows:

Definition of outputs for General Bearing

Force*Length
- Measure_in_Base_Marker
Definition of outputs for General Bearing

The reacting torque vector is transformed into the reference frame of the base marker as follows:

Definition of outputs for General Bearing

Force*Length
- Measure_in_Action_Marker
Definition of outputs for General Bearing

The reacting torque vector is transformed into the reference frame of the action marker as follows:

Definition of outputs for General Bearing

Force*Length