ANSYSFluent17.0官方教程（高清带目录）_fluent

官方教程

高清带目录

5星 · 超过95%的资源需积分: 48 1.9k 浏览量更新于2023-03-16 评论 8 收藏 36.07MB PDF 举报

身份认证购VIP最低享 7 折!

领优惠券(最高得80元）

资源详情

资源评论

资源推荐

ANSYS Fluent Tutorial Guide

Release 17.0ANSYS, Inc.

January 2016Southpointe

2600 ANSYS Drive

Canonsburg, PA 15317

ANSYS, Inc. is

certified to ISO

9001:2008.

ansysinfo@ansys.com

http://www.ansys.com

(T) 724-746-3304

(F) 724-514-9494

Table of Contents

Using This Manual ....................................................................................................................................... xv

1.What’s In This Manual ......................................................................................................................... xv

2. The Contents of the Fluent Manuals ................................................................................................... xv

3. Where to Find the Files Used in the Tutorials ..................................................................................... xvii

4. How To Use This Manual ................................................................................................................... xvii

4.1. For the Beginner ...................................................................................................................... xvii

4.2. For the Experienced User ......................................................................................................... xvii

5.Typographical Conventions Used In This Manual .............................................................................. xviii

1. Introduction to Using ANSYS Fluent in ANSYS Workbench: Fluid Flow and Heat Transfer in a Mixing

Elbow .......................................................................................................................................................... 1

1.1. Introduction ..................................................................................................................................... 1

1.2. Prerequisites ..................................................................................................................................... 2

1.3. Problem Description ......................................................................................................................... 2

1.4. Setup and Solution ........................................................................................................................... 3

1.4.1. Preparation .............................................................................................................................. 4

1.4.2. Creating a Fluent Fluid Flow Analysis System in ANSYS Workbench ........................................... 5

1.4.3. Creating the Geometry in ANSYS DesignModeler ...................................................................... 9

1.4.4. Meshing the Geometry in the ANSYS Meshing Application ...................................................... 20

1.4.5. Setting Up the CFD Simulation in ANSYS Fluent ...................................................................... 27

1.4.5.1. Starting ANSYS Fluent ................................................................................................... 27

1.4.5.2. Setting Up Domain ........................................................................................................ 29

1.4.5.3. Setting Up Physics ......................................................................................................... 31

1.4.6. Solving .................................................................................................................................. 42

1.4.7. Displaying Results in ANSYS Fluent and CFD-Post .................................................................... 51

1.4.8. Duplicating the Fluent-Based Fluid Flow Analysis System ........................................................ 60

1.4.9. Changing the Geometry in ANSYS DesignModeler .................................................................. 61

1.4.10. Updating the Mesh in the ANSYS Meshing Application .......................................................... 63

1.4.11. Calculating a New Solution in ANSYS Fluent .......................................................................... 65

1.4.12. Comparing the Results of Both Systems in CFD-Post .............................................................. 67

1.5. Summary ........................................................................................................................................ 72

2. Parametric Analysis in ANSYS Workbench Using ANSYS Fluent ........................................................... 73

2.1. Introduction ................................................................................................................................... 73

2.2. Prerequisites ................................................................................................................................... 74

2.3. Problem Description ....................................................................................................................... 74

2.4. Setup and Solution ......................................................................................................................... 77

2.4.1. Preparation ............................................................................................................................ 78

2.4.2. Adding Constraints to ANSYS DesignModeler Parameters in ANSYS Workbench ...................... 78

2.4.3. Setting Up the CFD Simulation in ANSYS Fluent ...................................................................... 87

2.4.3.1. Starting ANSYS Fluent ................................................................................................... 87

2.4.3.2. Setting Up Domain ........................................................................................................ 89

2.4.3.3. Setting Up Physics ......................................................................................................... 89

2.4.4. Defining Input Parameters in ANSYS Fluent ............................................................................. 92

2.4.5. Solving .................................................................................................................................. 97

2.4.6. Postprocessing and Setting the Output Parameters in ANSYS CFD-Post ................................. 100

2.4.7. Creating Additional Design Points in ANSYS Workbench ........................................................ 112

2.4.8. Postprocessing the New Design Points in CFD-Post ............................................................... 114

2.4.9. Summary ............................................................................................................................. 120

3. Introduction to Using ANSYS Fluent: Fluid Flow and Heat Transfer in a Mixing Elbow ...................... 121

3.1. Introduction ................................................................................................................................. 121

3.2. Prerequisites ................................................................................................................................. 121

iii

of ANSYS, Inc. and its subsidiaries and affiliates.

3.3. Problem Description ..................................................................................................................... 121

3.4. Setup and Solution ....................................................................................................................... 122

3.4.1. Preparation .......................................................................................................................... 123

3.4.2. Launching ANSYS Fluent ...................................................................................................... 123

3.4.3. Reading the Mesh ................................................................................................................ 126

3.4.4. Setting Up Domain ............................................................................................................... 131

3.4.5. Setting Up Physics ................................................................................................................ 133

3.4.6. Solving ................................................................................................................................ 145

3.4.7. Displaying the Preliminary Solution ...................................................................................... 155

3.4.8. Using the Coupled Solver ..................................................................................................... 171

3.4.9. Adapting the Mesh ............................................................................................................... 174

3.5. Summary ...................................................................................................................................... 190

4. Modeling Periodic Flow and Heat Transfer ......................................................................................... 191

4.1. Introduction ................................................................................................................................. 191

4.2. Prerequisites ................................................................................................................................. 191

4.3. Problem Description ..................................................................................................................... 192

4.4. Setup and Solution ....................................................................................................................... 192

4.4.1. Preparation .......................................................................................................................... 193

4.4.2. Mesh .................................................................................................................................... 193

4.4.3. General Settings ................................................................................................................... 196

4.4.4. Models ................................................................................................................................. 196

4.4.5. Materials .............................................................................................................................. 196

4.4.6. Cell Zone Conditions ............................................................................................................ 198

4.4.7. Periodic Conditions .............................................................................................................. 199

4.4.8. Boundary Conditions ............................................................................................................ 199

4.4.9. Solution ............................................................................................................................... 200

4.4.10. Postprocessing ................................................................................................................... 204

4.5. Summary ...................................................................................................................................... 214

4.6. Further Improvements .................................................................................................................. 215

5. Modeling External Compressible Flow ............................................................................................... 217

5.1. Introduction ................................................................................................................................. 217

5.2. Prerequisites ................................................................................................................................. 217

5.3. Problem Description ..................................................................................................................... 218

5.4. Setup and Solution ....................................................................................................................... 218

5.4.1. Preparation .......................................................................................................................... 218

5.4.2. Mesh .................................................................................................................................... 219

5.4.3. Solver .................................................................................................................................. 222

5.4.4. Models ................................................................................................................................. 222

5.4.5. Materials .............................................................................................................................. 223

5.4.6. Boundary Conditions ............................................................................................................ 225

5.4.7. Operating Conditions ........................................................................................................... 227

5.4.8. Solution ............................................................................................................................... 228

5.4.9. Postprocessing ..................................................................................................................... 246

5.5. Summary ...................................................................................................................................... 253

5.6. Further Improvements .................................................................................................................. 253

6. Modeling Transient Compressible Flow .............................................................................................. 255

6.1. Introduction ................................................................................................................................. 255

6.2. Prerequisites ................................................................................................................................. 255

6.3. Problem Description ..................................................................................................................... 256

6.4. Setup and Solution ....................................................................................................................... 256

6.4.1. Preparation .......................................................................................................................... 256

6.4.2. Reading and Checking the Mesh ........................................................................................... 257

of ANSYS, Inc. and its subsidiaries and affiliates.iv

Tutorial Guide

6.4.3. Solver and Analysis Type ....................................................................................................... 259

6.4.4. Models ................................................................................................................................. 260

6.4.5. Materials .............................................................................................................................. 261

6.4.6. Operating Conditions ........................................................................................................... 262

6.4.7. Boundary Conditions ............................................................................................................ 263

6.4.8. Solution: Steady Flow ........................................................................................................... 265

6.4.9. Enabling Time Dependence and Setting Transient Conditions ............................................... 279

6.4.10. Specifying Solution Parameters for Transient Flow and Solving ............................................ 282

6.4.11. Saving and Postprocessing Time-Dependent Data Sets ....................................................... 285

6.5. Summary ...................................................................................................................................... 299

6.6. Further Improvements .................................................................................................................. 300

7. Modeling Radiation and Natural Convection ..................................................................................... 301

7.1. Introduction ................................................................................................................................. 301

7.2. Prerequisites ................................................................................................................................. 301

7.3. Problem Description ..................................................................................................................... 301

7.4. Setup and Solution ....................................................................................................................... 302

7.4.1. Preparation .......................................................................................................................... 302

7.4.2. Reading and Checking the Mesh ........................................................................................... 303

7.4.3. Solver and Analysis Type ....................................................................................................... 304

7.4.4. Models ................................................................................................................................. 305

7.4.5. Defining the Materials .......................................................................................................... 308

7.4.6. Operating Conditions ........................................................................................................... 310

7.4.7. Boundary Conditions ............................................................................................................ 310

7.4.8. Obtaining the Solution ......................................................................................................... 314

7.4.9. Postprocessing ..................................................................................................................... 321

7.4.10. Comparing the Contour Plots after Varying Radiating Surfaces ............................................ 335

7.4.11. S2S Definition, Solution, and Postprocessing with Partial Enclosure ...................................... 347

7.5. Summary ...................................................................................................................................... 351

7.6. Further Improvements .................................................................................................................. 351

8. Using the Discrete Ordinates Radiation Model ................................................................................... 353

8.1. Introduction ................................................................................................................................. 353

8.2. Prerequisites ................................................................................................................................. 353

8.3. Problem Description ..................................................................................................................... 354

8.4. Setup and Solution ....................................................................................................................... 354

8.4.1. Preparation .......................................................................................................................... 355

8.4.2. Mesh .................................................................................................................................... 355

8.4.3. General Settings ................................................................................................................... 356

8.4.4. Models ................................................................................................................................. 358

8.4.5. Materials .............................................................................................................................. 359

8.4.6. Cell Zone Conditions ............................................................................................................ 362

8.4.7. Boundary Conditions ............................................................................................................ 364

8.4.8. Solution ............................................................................................................................... 372

8.4.9. Postprocessing ..................................................................................................................... 375

8.4.10. Iterate for Higher Pixels ....................................................................................................... 383

8.4.11. Iterate for Higher Divisions ................................................................................................. 387

8.4.12. Make the Reflector Completely Diffuse ............................................................................... 393

8.4.13. Change the Boundary Type of Baffle ................................................................................... 395

8.5. Summary ...................................................................................................................................... 396

8.6. Further Improvements .................................................................................................................. 396

9. Using a Non-Conformal Mesh ............................................................................................................. 397

9.1. Introduction ................................................................................................................................. 397

9.2. Prerequisites ................................................................................................................................. 397

of ANSYS, Inc. and its subsidiaries and affiliates.

Tutorial Guide