Force and torque are reported in the Motion Postprocessor as shown in the table below.
Figure 6.121: Definition of outputs for General Bearing
Parameter | Symbol | Description | Dimension |
Force_on_Action_Marker |
The force vector acting on the action marker can be calculated as follows:
where the variable is the identity matrix and is defined in General Bearing Force. | Force | |
- Measure_in_Base_Marker |
The acting force vector is transformed into the reference frame of the base marker as follows:
where the variable is the Marker of the base marker. | Force | |
- Measure_in_Action_Marker |
The acting force vector is transformed into the reference frame of the action marker as follows:
where the variable is the Marker of the action marker. | Force | |
Torque_on_Action_Marker |
The acting torque vector on the action marker can be calculated as follows:
where the variable is the identity matrix and is defined in General Bearing Force. | Force*Length | |
- Measure_in_Base_Marker |
The acting torque vector is transformed into the reference frame of the base marker as follows:
where the variable is the Marker of the base marker. | Force*Length | |
- Measure_in_Action_Marker |
The acting force vector is transformed into the reference frame of the action marker as follows:
where the variable is the Marker of the action marker. | Force*Length | |
Force_on_Base_Marker |
The reacting force vector on the base marker can be represented as follows:
| Force | |
- Measure_in_Base_Marker |
The reacting force vector is transformed into the reference frame of the base marker as follows:
| Force | |
- Measure_in_Action_Marker |
The reacting force vector is transformed into the reference frame of the action marker as follows:
| Force | |
Torque_on_Base_Marker |
The reacting torque vector on the base marker can be represented as follows:
| Force*Length | |
- Measure_in_Base_Marker |
The reacting torque vector is transformed into the reference frame of the base marker as follows:
| Force*Length | |
- Measure_in_Action_Marker |
The reacting torque vector is transformed into the reference frame of the action marker as follows:
| Force*Length |