doc:user:conditions:rotations
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doc:user:conditions:rotations [2017/07/26 17:39] – [Case #3: 2 successives Rotations imposed around 2 axis] papeleux | doc:user:conditions:rotations [2022/04/28 17:16] – [Case #3: 2 successive Rotations imposed around 2 axes] boman | ||
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====== Prescribed Rotations ====== | ====== Prescribed Rotations ====== | ||
- | ===== Loading in cylindrical frame : imposed | + | ===== Loading in cylindrical frame : prescribed |
- | Displacements and rotations imposed with respect to an axis are extensions of imposed displacements (translations) and are used to rotate/move a set of nodes around an axis, which can be moving. As for displacements, | + | Displacements and rotations imposed with respect to an axis are extensions of imposed displacements (translations) and are used to rotate/move a set of nodes around an axis, which can be in motion too. As for displacements, |
- | ===== Translation of rotation | + | ===== Translation of the axis ===== |
- | (axis defined by points '' | + | If the axis is defined by points '' |
loadingset.define(p1, | loadingset.define(p1, | ||
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loadingset.define(p2, | loadingset.define(p2, | ||
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | + | ||
- | + | ||
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| '' | | '' | ||
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | + | ||
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| '' | | '' | ||
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | ===== Case #3: 2 successives | + | ===== Case #3: 2 successive |
+ | |||
+ | loadingset.defineRot2(gObject, | ||
+ | axe2, ampl2, fct2, option) | ||
- | loadingset.defineRot2(gObject, | ||
- | | ||
| '' | | '' | ||
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
- | | '' | + | | '' |
+ | |||
+ | The geometry is transformed in the following way: | ||
+ | * the rotation around the FIRST axis is applied to the object, | ||
+ | * then, the object is translated according to the SECOND axis motion, | ||
+ | * finally, the geometry is rotated around the SECOND axis. | ||
+ | In other words, it means that the second axis of '' |
doc/user/conditions/rotations.txt · Last modified: 2022/04/28 17:17 by boman