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visual3d:documentation:modeling:segments:transforming_segment_moment_of_inertia [2024/06/14 17:24] – created sgrangervisual3d:documentation:modeling:segments:transforming_segment_moment_of_inertia [2024/07/17 15:45] (current) – created sgranger
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-|**Language:**|** English**  • [[index.php?title=Transforming_Segment_Moment_of_Inertia/fr&action=edit&redlink=1|français]] • [[index.php?title=Transforming_Segment_Moment_of_Inertia/it&action=edit&redlink=1|italiano]] • [[index.php?title=Transforming_Segment_Moment_of_Inertia/pt&action=edit&redlink=1|português]] • [[index.php?title=Transforming_Segment_Moment_of_Inertia/es&action=edit&redlink=1|español]] ****|+====== Transforming Segment Moment of Inertia ======
  
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 Let the Inertia Tensor of Segment (foot or shank) in it’s own local coordinate system (f) be given: Let the Inertia Tensor of Segment (foot or shank) in it’s own local coordinate system (f) be given:
  
-[[File:SegmentInertia_1.gif|{{/images/6/62/SegmentInertia_1.gif?183x90}}]]\\+{{:SegmentInertia_1.gif}}\\
  
  
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 Find the value of this inertia tensor in any other reference frame (for example, ground) using the following equation: Find the value of this inertia tensor in any other reference frame (for example, ground) using the following equation:
  
-[[File:SegmentInertia_2.gif|{{/images/0/00/SegmentInertia_2.gif?292x33}}]]\\+{{:SegmentInertia_2.gif}}\\
  
  
-Where [[File:SegmentInertia_3.gif|{{/images/7/7c/SegmentInertia_3.gif?95x34}}]] is the rotation matrix that transforms a vector from it's own coordinate system (lcs) to the ground coordinate system+Where {{:SegmentInertia_3.gif}} is the rotation matrix that transforms a vector from it's own coordinate system (lcs) to the ground coordinate system
  
-and [[File:SegmentInertia_4.gif|{{/images/d/db/SegmentInertia_4.gif?92x32}}]] is its transpose.+and {{:SegmentInertia_4.gif}} is its transpose.
  
-The above expression does not include the terms due to the parallel axis theorem ([[File:SegmentInertia_5.gif|{{/images/0/0c/SegmentInertia_5.gif?46x29}}]]) which are:+The above expression does not include the terms due to the parallel axis theorem ({{:SegmentInertia_5.gif}}) which are:
  
-[[File:SegmentInertia_6.gif|{{/images/2/25/SegmentInertia_6.gif?263x107}}]]\\+{{:SegmentInertia_6.gif}}\\
  
  
 where the vector s defines the location of hte segment's center of mass relative to ground. where the vector s defines the location of hte segment's center of mass relative to ground.
  
-The total Inerties [[File:SegmentInertia_7.gif|{{/images/f/fe/SegmentInertia_7.gif?61x33}}]] for the segment is:+The total Inerties {{:SegmentInertia_7.gif}} for the segment is:
  
-[[File:SegmentInertia_8.gif|{{/images/3/3b/SegmentInertia_8.gif?182x37}}]]\\+{{:SegmentInertia_8.gif}}\\
  
  
 To find the total moment of inertia of all segments relative to ground you add the individual segment inertias: To find the total moment of inertia of all segments relative to ground you add the individual segment inertias:
  
-[[File:SegmentInertia_9.gif|{{/images/e/ec/SegmentInertia_9.gif?143x42}}]]\\+{{:SegmentInertia_9.gif}}\\
  
  
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 **Yeadon, M.R.** (1993). The biomechanics of twisting somersaults. Part IV: Partitioning performance using the tilt angle. Journal of Sports Sciences 11, 219-225. **Yeadon, M.R.** (1993). The biomechanics of twisting somersaults. Part IV: Partitioning performance using the tilt angle. Journal of Sports Sciences 11, 219-225.
  
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-Retrieved from "" 
  
  
visual3d/documentation/modeling/segments/transforming_segment_moment_of_inertia.1718385896.txt.gz · Last modified: 2024/06/14 17:24 by sgranger