A Cross-Layer Optimization Mechanism for Multimedia Traffic over IEEE 802.16 Networks
Optimization CrankShaft Mechanism
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Transcript of Optimization CrankShaft Mechanism
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Innovation Intelligence
Student Project : Optimization of
crank shaft mechanism [email protected]
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Model set up
Simulation rigid model
Rod flexibility
Simulation of flexible model
Export of the static load
Topology optimization on rod
Simulation of flexible model with the new design of the rod
ELSM optimization
Content
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Fixed joint between sleeve and ground body
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Translational joint between sleeve and piston with axis from conrod_feet point to translational_axis point
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Revolute joint between piston and rod with X global axis and conrod_feet point center
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Fixed joint between rod and disks_and_ring
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Revolute joint between rod and crankshaft with X global axis and conrod_head point center
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Revolute joint between crankshaft and attachment with X global axis and p_attachment_cg point center.
The input velocity is on this joint: 136.136 rad/s
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Fixed joint between attach and ground body
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Force History on the rod.
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Force History :
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Rod as Flexbodies
Craig-Bampton method
2 boundary nodes: 1 for piston connection and another for crankshaft connection
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Force History on the Rod
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Identification times steps where the maximum stress obtained:
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Use of the Export Load feature in order to obtain the static load for the topology optimization
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Minimize mass Stress constraint Extrusion
constraint DS NDS
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Interpretation :
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Stress History :
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
6 shapes variables
Minimize mass
Stress constraint
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Copyright 2012 Altair Engineering, Inc. Proprietary and Confidential. All rights reserved.
Student Project : Optimization of crank shaft mechanism
Before/after optimization comparison :
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Innovation Intelligence
Pour toute information supplmentaire,
veuillez contacter : [email protected]