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"2021 R1版本ANSYS CFX-Pre用户手册"
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更新于2024-03-12
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本手册是ANSYS CFX-Pre 2021 R1版本的用户指南。它是由ANSYS, Inc.在2021年1月发布的,位于宾夕法尼亚州卡农斯堡市Southpointe的2600 ANSYS Drive。该公司的联系邮箱为ansysinfo@ansys.com。ANSYS, Inc.以及其欧洲分公司是经注册的ISO 9001:2015公司。该手册的版权归ANSYS, Inc.所有,未经授权的使用、分发和复制均被禁止。手册涵盖了ANSYS CFX-Pre软件的使用指南,该软件是ANSYS, Inc.旗下产品线中的一部分,包括ANSYS Workbench, AUTODYN, CFX, FLUENT等。本手册旨在帮助用户更好地理解和使用ANSYS CFX-Pre软件,以进行各种复杂的流体力学仿真分析。手册内容详实,结构清晰,对软件的各项功能和操作进行了全面而深入的介绍。
ANSYS CFX-Pre 2021 R1用户指南包括以下主要内容:
1. 系统要求:对软件的硬件和操作系统要求进行了详细的说明,用户可以根据这些要求来准备和配置自己的工作环境。
2. 快速入门:介绍了软件的基本操作流程,包括界面布局、常用工具栏和菜单的功能,帮助用户快速上手软件。
3. 模型准备:详细介绍了如何准备模型,包括几何体的创建和编辑、材料属性的设定等内容,以确保用户能够准确地建立仿真模型。
4. 求解器设置:对求解器的各项参数进行了详细的介绍,包括网格设置、求解器类型选择、物理模型设定等内容,让用户能够更好地理解求解器的工作原理和调节参数。
5. 后处理:介绍了仿真结果的后处理方法,包括结果显示、数据提取、动画制作等功能,帮助用户对仿真结果进行全面的分析和评估。
此外,本手册还包括了大量的实例和案例分析,帮助用户更好地理解软件的应用和操作技巧。所有的示例都配有详细的步骤和说明,让用户可以一步步地跟随操作,从中学习和掌握软件的使用方法。
总的来说,本手册是一本详实而全面的ANSYS CFX-Pre用户指南,它涵盖了软件的各个方面并且详细到每一个操作细节。对于想要学习和掌握ANSYS CFX-Pre软件的用户来说,这本手册是一个极为宝贵的参考资料,可以帮助他们更加高效地进行流体力学仿真分析工作。ANSYS CFX-Pre 2021 R1用户指南的发布,必将进一步推动ANSYS CFX-Pre软件在工程领域的应用,为工程技术人员提供更强大的工具支持。
18.2.3.2.4.2. Quadratic Radial Polynomial ..................................................................... 265
18.2.3.2.4.3. Value ........................................................................................................ 265
18.2.3.2.4.4. Standard Jet Velocity ................................................................................ 265
18.2.3.2.4.5. Cartesian Vector Components ................................................................... 266
18.2.3.2.4.6. Cylindrical Vector Components ................................................................. 266
18.2.4. Fluid Values Tab .................................................................................................................. 266
18.2.5. Plot Options Tab ................................................................................................................. 267
18.2.5.1. Color by Parameter Value ........................................................................................... 267
18.2.5.2. Injection Region Vector .............................................................................................. 267
18.3. User Functions for Injection Regions ............................................................................................ 268
18.3.1. Using CFD-Post to Design an Injection Region Data File ....................................................... 268
18.4. Supported Capabilities and Limitations ....................................................................................... 269
18.5. Running Cases that involve Injection Regions .............................................................................. 270
18.6. Postprocessing Injection Regions ................................................................................................ 270
19. Source Points ..................................................................................................................................... 271
19.1. Basic Settings Tab ........................................................................................................................ 271
19.2. Sources Tab ................................................................................................................................. 272
19.2.1. Single-Phase Fluid Sources ................................................................................................. 272
19.2.1.1. Component Mass Fractions ........................................................................................ 272
19.2.1.2. Additional Variables ................................................................................................... 272
19.2.1.3. Continuity ................................................................................................................. 272
19.2.1.3.1. Continuity Option ............................................................................................. 273
19.2.1.3.2. Additional Variables .......................................................................................... 273
19.2.1.3.3. Component Mass Fractions ............................................................................... 273
19.2.1.3.4. Temperature ..................................................................................................... 273
19.2.1.3.5.Velocity ............................................................................................................. 273
19.2.1.4. Energy ....................................................................................................................... 273
19.2.1.5.Turbulence Eddy Dissipation or Turbulence Kinetic Energy .......................................... 273
19.2.2. Multiphase Bulk Sources ..................................................................................................... 273
19.2.3. Multiplying Sources by Porosity .......................................................................................... 273
19.3. Fluid Sources Tab ........................................................................................................................ 274
19.4. Sources in Solid Domains ............................................................................................................ 274
19.5. Source Points and Mesh Deformation .......................................................................................... 274
20. Rigid Bodies ...................................................................................................................................... 275
20.1. Rigid Body User Interface ............................................................................................................ 275
20.1.1. Insert Rigid Body Dialog Box ............................................................................................... 275
20.1.2. Basic Settings Tab ............................................................................................................... 276
20.1.2.1. Mass .......................................................................................................................... 276
20.1.2.2. Location .................................................................................................................... 276
20.1.2.3. Coordinate Frame ...................................................................................................... 277
20.1.2.4. Mass Moment of Inertia ............................................................................................. 277
20.1.3. Dynamics Tab ..................................................................................................................... 277
20.1.3.1. External Force Definitions .......................................................................................... 278
20.1.3.2. External Torque Definitions ........................................................................................ 278
20.1.3.3. Degrees of Freedom .................................................................................................. 279
20.1.3.3.1.Translational Degrees of Freedom ...................................................................... 279
20.1.3.3.2. Rotational Degrees of Freedom ......................................................................... 279
20.1.3.4. Gravity ...................................................................................................................... 280
20.1.4. Initial Conditions Tab .......................................................................................................... 280
20.1.4.1. Center of Mass ........................................................................................................... 280
20.1.4.2. Linear Velocity ........................................................................................................... 281
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20.1.4.3. Angular Velocity ........................................................................................................ 281
20.1.4.4. Linear Acceleration .................................................................................................... 281
20.1.4.5. Angular Acceleration ................................................................................................. 281
21. Units and Dimensions ....................................................................................................................... 283
21.1. Units Syntax ................................................................................................................................ 283
21.2. Using Units in CFX-Pre ................................................................................................................. 284
21.2.1. Units Commonly Used in CFX .............................................................................................. 284
21.2.2. Defining Your Own Units .................................................................................................... 287
21.3. Setting the Solution Units ........................................................................................................... 288
22. Solver Control .................................................................................................................................... 289
22.1. Basic Settings Tab ........................................................................................................................ 289
22.1.1. Basic Settings: Common ..................................................................................................... 289
22.1.1.1. Advection Scheme ..................................................................................................... 289
22.1.1.2. Transient Scheme ...................................................................................................... 289
22.1.1.3. Turbulence Numerics ................................................................................................. 289
22.1.1.4. Convergence Criteria ................................................................................................. 290
22.1.1.5. Elapsed Wall Clock Time Control ................................................................................. 290
22.1.1.6. Interrupt Control ........................................................................................................ 290
22.1.1.6.1. List Box ............................................................................................................. 291
22.1.1.6.1.1. [Interrupt Condition Name] ....................................................................... 291
22.1.1.7. Junction Box Routine ................................................................................................. 292
22.1.2. Basic Settings for Steady-State Simulations and for Transient Blade Row Cases that use the
Harmonic Balance Transient Method ............................................................................................. 292
22.1.2.1. Convergence Control: Min. Iterations .......................................................................... 292
22.1.2.2. Convergence Control: Max. Iterations .......................................................................... 292
22.1.2.3. Convergence Control: Fluid Timescale Control ............................................................ 292
22.1.2.4. Convergence Control: Solid Timescale Control ............................................................ 292
22.1.3. Basic Settings for Transient Simulations ............................................................................... 293
22.1.3.1. Convergence Control ................................................................................................. 293
22.1.3.1.1. Min. Coeff. Loops ............................................................................................... 293
22.1.3.1.2. Max. Coeff. Loops ............................................................................................... 293
22.1.3.1.3. Fluid Timescale Control ..................................................................................... 293
22.1.3.1.4. Solid Timescale Control ..................................................................................... 293
22.1.4. Immersed Solid Control ...................................................................................................... 293
22.2. Equation Class Settings Tab ......................................................................................................... 295
22.3. Particle Control Tab ..................................................................................................................... 295
22.4. Rigid Body Control Tab ................................................................................................................ 295
22.5. Advanced Options Tab ................................................................................................................ 299
23. Output Control .................................................................................................................................. 307
23.1. User Interface ............................................................................................................................. 307
23.1.1. Results Tab ......................................................................................................................... 307
23.1.1.1. Option ....................................................................................................................... 307
23.1.1.2. File Compression ....................................................................................................... 308
23.1.1.3. Output Variables List .................................................................................................. 308
23.1.1.4. Include Mesh Check Box ............................................................................................ 308
23.1.1.5. File Format Check Box ................................................................................................ 308
23.1.1.6. Output Equation Residuals Check Box ........................................................................ 308
23.1.1.7. Output Boundary Flows Check Box ............................................................................. 308
23.1.1.8. Output Variable Operators Check Box ......................................................................... 308
23.1.1.9. Extra Output Variables List ......................................................................................... 308
23.1.1.10. Output Particle Boundary Vertex Fields Check Box .................................................... 308
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23.1.2. Backup Tab ......................................................................................................................... 308
23.1.2.1. List Box ...................................................................................................................... 308
23.1.2.2. [Backup Results Name] ............................................................................................... 309
23.1.2.2.1. Option .............................................................................................................. 309
23.1.2.2.2. File Compression ............................................................................................... 309
23.1.2.2.3. Output Variables List ......................................................................................... 309
23.1.2.2.4. Include Mesh Check Box .................................................................................... 309
23.1.2.2.5. Output Equation Residuals Check Box ............................................................... 309
23.1.2.2.6. Output Boundary Flows Check Box .................................................................... 309
23.1.2.2.7. Output Variable Operators Check Box ................................................................ 309
23.1.2.2.8. Extra Output Variables List ................................................................................. 309
23.1.2.2.9. Output Particle Boundary Vertex Fields Check Box ............................................. 309
23.1.2.2.10. Include Tracks of One-way Coupled Particles Check Box ................................... 309
23.1.2.2.11. Output Frequency: Option ............................................................................... 310
23.1.2.3. Backup Data Retention .............................................................................................. 310
23.1.2.3.1. Option .............................................................................................................. 310
23.1.3. Transient Results Tab .......................................................................................................... 310
23.1.3.1. List Box ...................................................................................................................... 310
23.1.3.2. [Transient Results Name] ............................................................................................ 310
23.1.3.2.1. Option .............................................................................................................. 310
23.1.3.2.2. File Compression ............................................................................................... 310
23.1.3.2.3. Output Variables List ......................................................................................... 311
23.1.3.2.4. Include Mesh Check Box .................................................................................... 311
23.1.3.2.5. File Format Check Box ....................................................................................... 311
23.1.3.2.6. Output Equation Residuals Check Box ............................................................... 311
23.1.3.2.7. Output Boundary Flows Check Box .................................................................... 311
23.1.3.2.8. Output Variable Operators Check Box ................................................................ 311
23.1.3.2.9. Extra Output Variables List ................................................................................. 311
23.1.3.2.10. Output Particle Boundary Vertex Fields Check Box ........................................... 311
23.1.3.2.11. Output Frequency ........................................................................................... 311
23.1.3.3. Transient Blade Row Results ....................................................................................... 311
23.1.4.Transient Statistics Tab ........................................................................................................ 312
23.1.4.1. List Box ...................................................................................................................... 312
23.1.4.2. [Transient Statistics Name] ......................................................................................... 312
23.1.4.2.1. Option .............................................................................................................. 312
23.1.4.2.2. Output Variables List ......................................................................................... 313
23.1.4.2.3. Start Iteration List Check Box ............................................................................. 313
23.1.4.2.3.1. Start Iteration List Check Box: Start Iteration List ........................................ 313
23.1.4.2.4. Stop Iteration List Check Box ............................................................................. 313
23.1.4.2.4.1. Stop Iteration List Check Box: Stop Iteration List ........................................ 313
23.1.5. Monitor Tab ........................................................................................................................ 314
23.1.5.1. Monitor Objects Check Box ........................................................................................ 314
23.1.5.1.1. Monitor Coeff. Loop Convergence ...................................................................... 314
23.1.5.1.2. Monitor Balances: Option .................................................................................. 315
23.1.5.1.3. Monitor Forces: Option ...................................................................................... 315
23.1.5.1.4. Monitor Residuals: Option ................................................................................. 315
23.1.5.1.5. Monitor Totals: Option ....................................................................................... 315
23.1.5.1.6. Monitor Particles: Option ................................................................................... 315
23.1.5.1.7. Efficiency Output Check Box .............................................................................. 316
23.1.5.1.7.1. Inflow Boundary ....................................................................................... 316
23.1.5.1.7.2. Outflow Boundary .................................................................................... 316
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23.1.5.1.7.3. Efficiency Type .......................................................................................... 316
23.1.5.1.7.4. Efficiency Calculation Method ................................................................... 316
23.1.5.1.8. Monitor Points And Expressions ........................................................................ 316
23.1.5.1.8.1. Monitor Points And Expressions: List Box ................................................... 316
23.1.5.1.8.2. [Monitor Name]: Option ............................................................................ 316
23.1.5.1.8.3. [Monitor Name]: Output Variables List ....................................................... 317
23.1.5.1.8.4. [Monitor Name]: Cartesian Coordinates ..................................................... 317
23.1.5.1.8.5. [Monitor Name]: Cylindrical Coordinates ................................................... 317
23.1.5.1.8.6. [Monitor Name]: Expression Value ............................................................. 318
23.1.5.1.8.7. [Monitor Name]: Coordinate Frame ........................................................... 318
23.1.5.1.8.8. [Monitor Name]: Monitor Location Control ................................................ 318
23.1.5.1.8.9. [Monitor Name]: Monitor Statistics ............................................................ 320
23.1.5.1.9. Aerodynamic Damping ..................................................................................... 322
23.1.5.1.9.1. Aerodynamic Damping: List Box ................................................................ 322
23.1.5.1.9.2. [Aerodynamic Damping Name]: Option ..................................................... 322
23.1.5.1.9.3. [Aerodynamic Damping Name]: Normalization .......................................... 323
23.1.5.1.9.4. [Aerodynamic Damping Name]: Location Type .......................................... 323
23.1.5.1.9.5. [Aerodynamic Damping Name]: Integration Multiplier ............................... 323
23.1.5.1.9.6. [Aerodynamic Damping Name]: Integration Interval .................................. 323
23.1.5.1.10. Monitor GT-SUITE ............................................................................................ 323
23.1.5.1.11. Radiometer ..................................................................................................... 323
23.1.5.1.11.1. Radiometer: List Box ............................................................................... 324
23.1.5.1.11.2. [Radiometer Name]: Option .................................................................... 324
23.1.5.1.11.3. [Radiometer Name]: Cartesian Coordinates .............................................. 324
23.1.5.1.11.4. [Radiometer Name]:Temperature ............................................................ 324
23.1.5.1.11.5. [Radiometer Name]: Quadrature Points ................................................... 324
23.1.5.1.11.6. [Radiometer Name]: Coordinate Frame Check Box ................................... 325
23.1.5.1.11.7. [Radiometer Name]: Coordinate Frame Check Box: Coordinate Frame ....... 325
23.1.5.1.11.8. [Radiometer Name]: Diagnostic Output Level Check Box .......................... 325
23.1.5.1.11.9. [Radiometer Name]: Diagnostic Output Level Check Box: Diagnostic Output
Level .......................................................................................................................... 325
23.1.5.1.11.10. [Radiometer Name]: Direction: Option ................................................... 325
23.1.5.1.11.11. [Radiometer Name]: Direction: X Component,Y Component, Z Compon-
ent ............................................................................................................................. 325
23.1.5.1.12. Monitor Surfaces ............................................................................................. 325
23.1.5.1.12.1. Monitor Surfaces: List Box ....................................................................... 326
23.1.5.1.12.2. [Monitor Surface Name]: Option .............................................................. 326
23.1.5.1.12.3. [Monitor Surface Name]: Coordinate Frame ............................................. 326
23.1.5.1.12.4. [Monitor Surface Name]: Output Variables List ......................................... 326
23.1.5.1.12.5. [Monitor Surface Name]: Output Location List ......................................... 326
23.1.5.1.12.6. [Monitor Surface Name]: File Compression Level ...................................... 327
23.1.5.1.12.7. [Monitor Surface Name]: Output Frequency ............................................. 327
23.1.5.1.12.8. Monitor Location Data Retention ............................................................ 327
23.1.6. Particles Tab ....................................................................................................................... 327
23.1.6.1. Particle Track File Check Box ....................................................................................... 327
23.1.6.1.1. Option .............................................................................................................. 327
23.1.6.1.2.Track Positions Check Box .................................................................................. 328
23.1.6.1.3.Track Positions Check Box: Track Positions .......................................................... 328
23.1.6.1.4. Interval ............................................................................................................. 328
23.1.6.1.5.Track Distance Spacing ...................................................................................... 328
23.1.6.1.6.Track Time Spacing ............................................................................................ 329
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23.1.6.1.7.Track Printing Interval Check Box ....................................................................... 329
23.1.6.1.8.Track Printing Interval Check Box: Interval .......................................................... 329
23.1.6.1.9. Keep Track File Check Box .................................................................................. 329
23.1.6.1.10.Track File Format Check Box ............................................................................. 329
23.1.6.1.11.Track File Format Check Box:Track File Format .................................................. 329
23.1.6.2. Particle Histogram ..................................................................................................... 330
23.1.6.2.1. Histogram Type ................................................................................................. 330
23.1.6.2.2. Number of Bins ................................................................................................. 330
23.1.6.2.3. Particle Definition ............................................................................................. 331
23.1.6.2.4. x Variable .......................................................................................................... 331
23.1.6.2.5. y Variable .......................................................................................................... 331
23.1.6.2.6. x Var. Lower Bound ............................................................................................ 331
23.1.6.2.7. x Var. Upper Bound ............................................................................................ 331
23.1.6.2.8. Sample Location ............................................................................................... 331
23.1.6.2.9. Export Format ................................................................................................... 331
23.1.6.2.10. Export Frequency ............................................................................................ 332
23.1.6.3.Transient Particle Diagnostics ..................................................................................... 332
23.1.6.4.Transient Particle Diagnostics: List Box ........................................................................ 332
23.1.6.5.Transient Particle Diagnostics: [Transient Particle Diagnostics Name] ........................... 332
23.1.6.5.1. Option .............................................................................................................. 332
23.1.6.5.2. Particles List ...................................................................................................... 332
23.1.6.5.3. Spray Mass Frac. ................................................................................................ 332
23.1.6.5.4. Penetration Origin and Direction: Option ........................................................... 332
23.1.6.5.5. Penetration Origin and Direction: Injection Center ............................................. 333
23.1.6.5.6. Penetration Origin and Direction: Injection Direction ......................................... 333
23.1.6.5.6.1. Option ..................................................................................................... 333
23.1.6.5.7. Axial Penetration: Option ................................................................................... 333
23.1.6.5.8. Radial Penetration: Option ................................................................................. 333
23.1.6.5.9. Normal Penetration: Option ............................................................................... 333
23.1.6.5.10. Spray Angle: Option ......................................................................................... 333
23.1.6.5.10.1. Spray Angle: Spray Radius at Penetration Origin Check Box ...................... 333
23.1.6.5.10.2. Spray Angle: Spray Radius at Penetration Origin Check Box: Spray Radi-
us ............................................................................................................................... 334
23.1.7. Export Tab .......................................................................................................................... 334
23.1.7.1. List Box ...................................................................................................................... 334
23.1.7.2. [Export Name]: Option ............................................................................................... 334
23.1.7.3. [Export Name]: Export Format .................................................................................... 334
23.1.7.3.1. Filename Prefix Check Box ................................................................................. 334
23.1.7.3.2. Filename Prefix Check Box: Filename Prefix ........................................................ 334
23.1.7.3.3. Include Topology Check Box .............................................................................. 334
23.1.7.3.4. Include File Info Header Check Box .................................................................... 335
23.1.7.3.5. Precision Check Box .......................................................................................... 335
23.1.7.3.6. Precision Check Box: Precision ........................................................................... 335
23.1.7.4. [Export Name]: Export Frequency ............................................................................... 335
23.1.7.4.1. Option .............................................................................................................. 335
23.1.7.5. [Export Name]: Export Surface .................................................................................... 336
23.1.7.5.1. List Box ............................................................................................................. 336
23.1.7.5.2. [Export Surface Name]: Option .......................................................................... 336
23.1.7.5.3. [Export Surface Name]: Particle Definition List .................................................... 336
23.1.7.5.4. [Export Surface Name]: Output Boundary List .................................................... 336
23.1.7.5.5. [Export Surface Name]: Location Type ................................................................ 336
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