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中仿科技 --- 专业信息化软件及技术咨询公司 www.CnTech.com.cn CnTech Co.,Ltd--- Leading Engineering Virtual Prototyping Solutions Provider [email protected]
COMSOL Multiphysics DemoHigh Power Connector
Contact Area Governs Local Current Density
中仿科技 --- 专业信息化软件及技术咨询公司 www.CnTech.com.cn CnTech Co.,Ltd--- Leading Engineering Virtual Prototyping Solutions Provider [email protected]
Step 1: Setup Structural Contact Analysis
中仿科技 --- 专业信息化软件及技术咨询公司 www.CnTech.com.cn CnTech Co.,Ltd--- Leading Engineering Virtual Prototyping Solutions Provider [email protected]
Step 2: Import Geometry from CAD
Import Twice (2 Connectors)
Position to Overlap
Contact Solver Deflects to correct position
中仿科技 --- 专业信息化软件及技术咨询公司 www.CnTech.com.cn CnTech Co.,Ltd--- Leading Engineering Virtual Prototyping Solutions Provider [email protected]
Step 3: Define Contact Pairs
Assembly Modeling
Define Contact pairs (there are two)
中仿科技 --- 专业信息化软件及技术咨询公司 www.CnTech.com.cn CnTech Co.,Ltd--- Leading Engineering Virtual Prototyping Solutions Provider [email protected]
Step 4: Materials & Boundary Conditions
Copper
Built-in Ends
Symmetry
中仿科技 --- 专业信息化软件及技术咨询公司 www.CnTech.com.cn CnTech Co.,Ltd--- Leading Engineering Virtual Prototyping Solutions Provider [email protected]
Step 5: Mesh & Solve For Deflection
Tetrahedral –or– Hexahedral
Automatic –or– Interactive
Augmented Lagrange Contact
Solver
中仿科技 --- 专业信息化软件及技术咨询公司 www.CnTech.com.cn CnTech Co.,Ltd--- Leading Engineering Virtual Prototyping Solutions Provider [email protected]
Step 6: Add Electric & Thermal
Bi-Directionally Linked“Sees” Contact Area from Structural Solution
中仿科技 --- 专业信息化软件及技术咨询公司 www.CnTech.com.cn CnTech Co.,Ltd--- Leading Engineering Virtual Prototyping Solutions Provider [email protected]
Step 7: Materials & Boundary Conditions - Heat
Again Copper
Link Heat to DC
Symmetry
Convective Loss
中仿科技 --- 专业信息化软件及技术咨询公司 www.CnTech.com.cn CnTech Co.,Ltd--- Leading Engineering Virtual Prototyping Solutions Provider [email protected]
Step 8 : Materials & Boundary Conditions - Electric
Again Copper
Conductivity f (T)
Insulative – Most Surfaces
Current-in : One End
Ground Other End
中仿科技 --- 专业信息化软件及技术咨询公司 www.CnTech.com.cn CnTech Co.,Ltd--- Leading Engineering Virtual Prototyping Solutions Provider [email protected]
Step 9: Structural is Also Temperature Dependent
Thermal Expansion
Affects Contact Area
中仿科技 --- 专业信息化软件及技术咨询公司 www.CnTech.com.cn CnTech Co.,Ltd--- Leading Engineering Virtual Prototyping Solutions Provider [email protected]
Step 10: Solve Fully Coupled Problem
Contact Area, Electric Current & Temperature Completely Interdependent