文档介绍：User Manual
AutoGrid4™
Automated Grid Generator for Turbomachinery
- April 2009 -
NUMERICAL MECHANICS APPLICATIONS
User Manual
AutoGrid4™
Documentation v4e
NUMECA International
Chaussée de la Hulpe, 189
1170 Brussels
Belgium
Tel: +32 2
Fax: +32 2
Web:
NUMERICAL MECHANICS APPLICATIONS
Contents
CHAPTER 1:Overview 1-1
1-1 Introduction 1-1
1-2 AutoGrid4™ GUI 1-3
CHAPTER 2:Getting Started 2-1
2-1 Starting AutoGrid4™ 2-1
2-2 Set Up Settings 2-2
Set Up Geometry 2-2
Geometry From File (hub & suction side) 2-3
Shroud Creation 2-4
Pressure Side Creation 2-5
Domain Limits Interactive Control 2-7
Geometry Characteristics 2-9
Set Up Topology 2-9
Check Geometry Orientation 2-10
2-3 Flow Path Settings 2-12
2-4 Blade-to-Blade Mesh Control 2-13
Streamwise Clustering Control 2-14
2-5 3D Mesh Generation 2-16
View XYZ Mesh 2-16
View Meridional Mesh 2-17
2-6 Save Project 2-17
Save Template 2-17
Save Mesh 2-17
CHAPTER 3:Geometry Definition 3-1
3-1 Introduction 3-1
3-2 Geometry Turbo Files 3-2
HUB & SHROUD Definition 3-3
PRESSURE, SUCTION & BLADE Definition 3-3
Curve Data Format 3-5
Set of Data Points 3-6
IGG™ Curve Format 3-6
Surface Data Format 3-7
Set of Sectional Curves 3-7
IGG™ Lofted Surface 3-8
IGG™ Wireframe Surface 3-9
CHAPTER 4:Mesh Generation 4-1
4-1 Blade To Blade Mesh Control & I-Topology 4-2
I-Topology 4-2
Streamwise Clustering Control 4-5
Azimuthal Control of the Mesh - Boundary Layer. 4-6
Negative Volumes Detected - Multiblock Smoother 4-8
4-2 Mesh with Tip Clearance 4-8
4-3 Mesh with Hub Clearance 4-12
4-4 HOH Mesh for Highly-Staggered Blade 4-12
AutoGrid4™ iii
Contents
HOH Mesh Definition 4-13
Topology - Extension Control 4-14
Grid Points 4-15
Blade Points Distribution 4-17
Smoothing - Orthogonality 4-18
Butterfly Mesh Topology for Tip Gap 4-19
4-5 Blade with Blunt Leading Edge and/or Blunt Trailing Edge 4-20
4-6 Mesh