Author(s): Msc
Series: 2018
Year: 0
Language: English
Pages: 344
Overview......Page 9
Using this Guide......Page 10
Thermal Material Properties......Page 11
Thermal Loads and Boundary Conditions......Page 13
Steady-State Analysis......Page 17
Transient Analysis......Page 19
References......Page 20
Getting Started - A Guided Exercise......Page 23
Objectives......Page 24
Start Patran......Page 25
Create a Database......Page 26
Create a Rectangular Geometric Surface......Page 29
Mesh the Surface with Elements......Page 30
Modify the Mesh (Reduce the Number of Elements)......Page 31
Assign Element Properties......Page 32
Define the Temperature at the Plate’s Bottom Edge......Page 35
Apply Heat Flux to the Plate’s Right Edge......Page 37
Apply Convection to the Plate’s Left Edge......Page 40
Perform a Steady-State Thermal Analysis......Page 43
Visualize the Thermal Results (Contour Plot)......Page 44
Building A Model......Page 47
Introduction......Page 48
Nodes......Page 49
Finite Elements......Page 51
Multi-Point Constraints......Page 52
Material Library......Page 53
Materials Form......Page 54
Constitutive Models......Page 57
Finite Element Properties......Page 58
Element Properties Form......Page 59
Loads and Boundary Conditions Form......Page 69
Load Cases......Page 106
Running a Thermal Analysis......Page 107
Review of the Analysis Form......Page 108
Analysis Form......Page 109
Translation Parameters......Page 113
Numbering Options......Page 114
Solution Types......Page 116
Solution Parameters......Page 118
Direct Text Input......Page 122
Subcases......Page 123
Subcase Parameters......Page 125
Output Requests......Page 132
Direct Text Input......Page 136
Subcase Select......Page 137
Results Processing and Visualization......Page 139
Reading Thermal Analysis Results......Page 140
Attach HDF5......Page 141
Read Output2 Form......Page 144
Attach XDB Form......Page 147
Results Visualization Options......Page 151
Contour Plots......Page 152
XY Plots......Page 154
Read Input File......Page 161
Review of Read Input File Form......Page 162
Read Input File Form......Page 163
Entity Selection Form......Page 165
Define Offsets Form......Page 167
Selection of Input File......Page 168
Reject Card Form......Page 169
Conflict Resolution......Page 170
Overview......Page 171
Example 1 - Transient Thermal Analysis......Page 172
Example 2 - Free Convection on Printed Circuit Board......Page 198
Example 3 - Forced Air Convection on Printed Circuit Board......Page 211
Example 4 - Thermal Contact Resistance......Page 230
Example 5 - Typical Avionics Flow......Page 240
Example 6 - Radiation Enclosures......Page 261
Example 7 - Axisymmetric Flow in a Pipe......Page 271
Example 8 - Directional Heat Loads......Page 287
Example 9 - Thermal Stress Analysis from Directional Heat Loads......Page 299
Example 10 - Thermal Stress Analysis of a Bi-Metallic Plate......Page 307
Files......Page 331
Files......Page 332
Error Messages......Page 333
Error Messages......Page 334
Supported Commands......Page 335
Case Control Commands......Page 336
Bulk Data Entries......Page 337
