ANSYS TurboGrid 11.0 Technical Specifications

ANSYS Workbench Platform

• ANSYS TurboGrid software runs stand-alone or integrated into the ANSYS Workbench engineering simulation platform.
• ANSYS Workbench provides unified data sharing and project file management across the range of ANSYS products.

Applications

• Axial, mixed flow and radial flow machines
• Pump, turbines, compressors, fans, return channels, torque converters, stators, rotors, impellers, nozzles, diffusers, splitters, tandem vanes
• Moderate to high solidity and stagger

Operation

• Integrated into ANSYS Workbench
• Standalone

User Interface

• Graphical User Interface
  • Configurable look and feel
  • Hierarchical tree for object navigation
  • Object editor
  • Viewer
  • Command editor
  • Tool bars
  • Menu bar
• Concurrent Command Language
• Session recording and playback
• State save and restore
• Batch processing
• Recursive undo and redo
• Context-sensitive help
• Predefined and user-defined views
• Fully programmable including loops, logic, subroutines (macros)
• Online help and documentation
  • Installation manual
  • User manual
  • Tutorials
  • Context-sensitive help
  • Tool tips
• Customizable launcher

Geometry

• Import of hub, shroud, blades and periodic surface definition curves
• CFX-TurboGrid 1.6 cfg files
• Piecewise linear and B-spline curve representations
• Ruled, flank-milled and B-spline surface representations
• Leading and trailing edges
  • Smooth
  • Cut-off
• Inlet and outlet regions
• Tip clearances at hub and shroud
  • Blade profile
  • Constant and linearly varying offset
  • Constant span
• Arbitrary machine axis
• Export to ANSYS ICEM CFD tetin file format
  

Domain Processing

• Optional transformation of hub, shroud and blade geometry
  • Rotation
  • Translation
• Automatic blade trimming/extension to hub and shroud surfaces
• Automatic meridional space generation and reparameterization
• Automatic default inlet and outlet surface placement
• Automatic periodic surface placement with or without adjacent stages
• Automatic detection and tagging of leading and trailing edge locations
• Optional user control for placement of leading and trailing edge locations
• Saving of blade profile curves with leading and trailing edge tags

Topologies

• H-, J-, L- and C-grid dominant topology patterns at leading and trailing edges
• Automatic topology pattern selection
• Automatic multi-block topology generation
• Automatic block count estimation
• Support for user-supplied topologies
• Automatic O-grid generation for all topologies
• Automatic topology generation for cut-off leading and trailing edges
• Save and restore of topologies

Layers and Control Points

• Automatic layer creation with estimates for number and position of layers
• Automatic distribution of topology on each layer
• Automatic control point placement
• Master control points to adjust global topology distribution
• Local control points to refine topology distribution
• Control point adjustments stored as normalized offsets in blade-to-blade space for use in parametric studies
• Optional addition of master and local control points
• Interactive updating of 3-D mesh on layers
• Automatic mesh quality analysis
  • Skew
  • Aspect ratio

Mesh Data

• Target node count specification
• Automatic distribution of nodes
  • Blade-to-blade
  • O-grid
  • Hub to shroud
  • Tip region
  • Inlet and outlet regions
• Optional control of number of elements on topological edges
  • Global
  • Individual topological edges
  • O-grid
  • Hub-to-shroud
  • Tip region
  • Inlet and outlet regions
• Near-wall node specifications
  • Normalized distance
  • Absolute distance
  • y+ specification
• Automatic element size matching

Grid

• Non-orthogonal
• Hexahedral elements
• One-to-one grid interfaces
  • Periodicity
• One-to-one
• Not-matching interface
• Automatic periodic node placement
• Smoothing for all volume and surface elements including across block boundaries
• Tip region
  • Automatic H-grid
  • Automatic H-grid with not-matching
  • Automatic arbitrary block topology
• Inlet and outlet domains
  • Automatic H-grid
  • Automatic H-grid in parametric (meridional) space
  • Automatic arbitrary block topology
• Automatic region definition
• Export to CFX-TASCflow
• Export to ANSYS CFX formats (single and double precision)

Visualization

• Viewer
  • Turbo-post processing in 3-D Cartesian, blade-to-blade and meridional views
  • Multiple viewer ports
  • Visual cues for control points and topological edges
  • Object picking and dragging with dynamic highlighting
  • Right-click menu pop-ups
  • Configurable mouse buttons
  • Perspective and orthographic projection
  • Save and restore cameras
  • Object filtering
  • Rotation, translation and zoom
  • Zoom box
  • OpenGL and Mesa support
  • Hot keys
• Regions
  • Points
  • Lines
  • Slice and sample planes
  • Isosurfaces
  • Turbosurfaces
  • Volumes from iso-values, sphere, surface intersection
  • Surface groups
• Object instancing and transformations
• Plots (on any region)
  • Coloring by variables
  • Contours/fringes
  • Rendering control of faces, lines, lighting and transparency
• Annotations
  • Legends
  • 2-D and 3-D text labels
• Image output to postscript, jpeg, png, bmp, ppm and vrml

Mesh Analysis

• Automatic mesh quality analysis
  • Volume
  • Skew
  • Aspect ratio
  • Expansion ratio
  • Connectivity
• Configurable mesh quality limits
• Node count, length, area and volume evaluation
• Length, area, volume-based averaging
• Support of all above functions in expressions
• Expression evaluation
• User-defined variables

Supported Platforms

UNIX workstations

• Hewlett-Packard PA-RISC or IA-64 Itanium running HP-UX 11i
• SUN UltraSPARC running Solaris 9 or 10
• SGI running IRIX 6.5.19
• IBM Power running AIX 5.3
• Batch solver support on HP-Compaq running TruUnix 5.1

32- or 64-Bit Windows and Linux

• 32-bit Windows 2000 or XP, Windows XP64
• RedHat Enterprise Linux 3 or 4
• SuSE Professional Linux 9 or 10
• SLES 9

Double precision and 64-bit memory addressing available on all platform