doc:user:elements:volumes:volumeelement
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doc:user:elements:volumes:volumeelement [2015/10/13 21:00] – [Volume[2|3]DElement] wautelet | doc:user:elements:volumes:volumeelement [2020/12/28 09:45] – [QuadTriangleVolume2DElement] tanaka | ||
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===== Introduction ===== | ===== Introduction ===== | ||
- | In this section, Metafor volume element are described. | + | In this section, Metafor volume element are described. |
===== Volume[2|3]DElement ===== | ===== Volume[2|3]DElement ===== | ||
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=== Description === | === Description === | ||
- | '' | + | '' |
By default, if $n$ is the degree of mechanical interpolation and $d$ the element dimension, the number of integration points in the deviatoric part of the stress field is $(n+1)^{d}$, | By default, if $n$ is the degree of mechanical interpolation and $d$ the element dimension, the number of integration points in the deviatoric part of the stress field is $(n+1)^{d}$, | ||
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=== Remarks === | === Remarks === | ||
- | * The angular velocity '' | + | |
- | * If '' | + | |
- | * Both start and end points of the rotation axis can be moved (see fixation and loading). | + | |
== Centrifugal forces == | == Centrifugal forces == | ||
+ | |||
+ | * The angular velocity '' | ||
+ | * Both start and end points of the rotation axis can be moved (see fixation and loading). | ||
== Initial Rotative Balancing == | == Initial Rotative Balancing == | ||
+ | |||
+ | == Old Metafor Version <= 2422 == | ||
+ | |||
+ | * When '' | ||
+ | * If '' | ||
+ | |||
+ | == New Metafor Version > 2422 == | ||
+ | |||
+ | * '' | ||
+ | < | ||
+ | ti.setUseInitialRotationBalancing(False) | ||
+ | </ | ||
+ | |||
+ | * '' | ||
+ | < | ||
+ | ti.setUseInitialRotationBalancing(True) | ||
+ | ti.setShiftToFixedFrame(True) | ||
+ | </ | ||
+ | * '' | ||
+ | < | ||
+ | ti.setUseInitialRotationBalancing(True) | ||
+ | ti.setShiftToFixedFrame(False) | ||
+ | </ | ||
+ | * '' | ||
+ | < | ||
+ | ti.setInitialRotationFactorIncrement(_initialRotationFactorIncrement) | ||
+ | </ | ||
+ | |||
+ | ti is a reference towards the current dynamic time integration scheme. | ||
== Integration Method | == Integration Method | ||
- | | + | |
- | * :!: [[doc: | + | |
- | * | + | * :!: [[doc: |
===== Tm[2]Volume[2|3]DElement ===== | ===== Tm[2]Volume[2|3]DElement ===== | ||
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Quadratic, 6-nodes triangular element in 2D, 12 dofs. The standard formulation must be used ('' | Quadratic, 6-nodes triangular element in 2D, 12 dofs. The standard formulation must be used ('' | ||
- | By default, stresses are integrate | + | By default, stresses are integrated |
__Remark__: To use these higher order elements, the mesh must be also defined as second or third degree. | __Remark__: To use these higher order elements, the mesh must be also defined as second or third degree. | ||
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^ Code Metafor | ^ Code Metafor | ||
| '' | | '' | ||
- | | '' | + | | '' |
+ | | '' | ||
+ | | '' | ||
| '' | | '' | ||
| '' | | '' | ||
| '' | | '' | ||
| '' | | '' | ||
- | | '' | + | | '' |
| '' | | '' | ||
| '' | | '' | ||
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| '' | | '' | ||
| '' | | '' | ||
- | | '' | + | | '' |
| '' | | '' | ||
+ |
doc/user/elements/volumes/volumeelement.txt · Last modified: 2020/12/29 18:27 by tanaka