Download - New Feature in 2012 R2
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New Feature in 2012 R2
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Preprocess
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Shape Mesh / Box MeshGenerate the box constituted with shell elements or hexahedron elements.
Box by Points: Select several Points to create box boundary, PreSys calculates the largest space in X,Y,Z-Axis .
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Box by Region: Create box mesh in defined LCS.
Shape Mesh / Box Mesh
Define the box parameters in LCS
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Generate the Cylinder constituted with shell or hexahedron
elements.
Three Cylinder types for user to select.
Cylinder: Define Vector Normal by Two Nodes/Points or by LCS.
Shape Mesh / Cylinder Mesh
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Circular Truncated Cone
Shape Mesh / Cylinder Mesh
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Cone
Shape Mesh / Cylinder Mesh
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Generate the Torus constituted with shell elements or hexahedron elements.
Two torus types for user to select:
Full Torus
Shape Mesh / Torus
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User Controlled.
Shape Mesh / Torus
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Beam Section LibraryCreate Beam Property by Library : This function is visualized and
convenient for users to create beam property.
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Beam Section LibraryUsers can select different Beam Section Type.
The Beam Section library includes: AISC, CISC, EURO, INDI, USER.
Define the dimension of the Beam section.
The property of the Beam section is calculated according to Section Dimension.
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Run Analysis (NISA)
Analysis Control
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Run Analysis (NISA)
Run Analysis
Working Folder
Solver Path
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Topology Mesh Automatically average or merge all inner nodes on two boundaries if their first and last nodes have been averaged or merged.
BEFORE
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RemeshThe command will re-mesh the shell using the new mesh size, replacing
the existing elements and connecting them to the surrounding mesh.
Increased/ decreased the nodes by clicking number using the left or right mouse.
Adjust the re-mesh regions
Change the nodes on the free edge based on new elements size.
New element size
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Remesh
Re-space Boundary Node
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Add Washer
Drill Holes option allow user to
drill a new hole into the mesh
where has no hole.
Add washer
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Add Washer
Add washer
Select Holes option allow user
select the rectangular holes to
create the washer.
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2 Line meshTick on Line Segment to combine the multiple line segments as one side
Once user selects two groups line segments as two sides, program draw up the side 3 and 4 using dotted line automatically
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Drag Mesh
Source element type is 1D/2D
Create 2D elements from existing line elements;
Create 3D elements from existing 1D/2D/3D elements.
The element type of target element
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Drag Mesh
Solid faces are selected
When source element type is solid
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Linear Mapping
Select source/target elements
Automatically or manuallyselect 3 nodes respectively from source/target elements
Distribute layers as requested
Create solid mesh by mapping the mesh from the source shell to the target shell.
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Linear Mapping
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Create Arc
Split the original line at the end of the created arc.
Split Original LinesSplit Original LinesCombine Lines
Split the original line at the end of the created arc.Combine the arc and the split lines.
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Split Surface
Split by Surface Intersection add the new option:
Split Both – All the target and splitting surface are
split.
Split into four surfaces
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Sweep Surface by LCSLCS an be used to define the sweep path.
Define LCS
Set the sweep distance and direction.
Set V axis of LCS as the path
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Align NodeIn old version, users are allowed to select only one line to align nodes. After updated, multiple lines are supported.
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Project NodeMore project direction are supported:
BY LCS: The direction can be U\V\W axis of LCS;
By Vector: Define the direction by 2 nodes/points
By Surface Normal: The direction is the Normal of the target surface
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Change/Add offset of Beam Element
The keyword of beam in Ls-dyna is*ELEMENT_BEAM_OFFSET
Keyword Option: wx2, wy2, wz2
Keyword Option: wx1, wy1, wz1
Assign Beam Properties
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Input the new Mass
The average mass of selected elements
This feature can help the users to modify the Mass/SPH Element mass in bulk.
Assign Mass and SPH Property
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Create SPH element on the center of selected Shell or Solid element
Create SPH Element
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Transform Element
The shell elements’ normal are adjusted when elements are mirrored.
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Support 2nd Order Element
Function Group Function Environment
Lsdyna Nastran Nisa
Mesher
Aera meshTopology meshTriangle meshVolunme meshDrag meshTetra meshBox MeshSweep MeshAdd WasherInner FillSmooth Remesh
Element
Creat ElementDelete ElementSplit ElementCoarse ElementProject ElementTransform ElementNormal OffsetModify ElementConvert Element(shell)Convert Element(solid)Reverse Element NormalChange Element Number Renumber ElementIdentify Element
Perfect
No Need
Not Yet
PreSys Build 2012-12-21
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Support 2nd Order Element
Function Group Function Environment Lsdyna Nastran Nisa
Node
Transform Node
Move Node
Align Node
Project Node
Check Coincident Node
Change Node Number
Renumber Node
Identify Node
Measurement Distance\Angle\Radius\Area
Check
Check Normal
Check Boundary
Check free surface
Selection
Select Node by Pick,Box,Polygon,Circle,Freehand
Select Node by Along Edge
Select Node with Spread
Select Element
Geom Mesh to surface
Part Add to part
Perfect
No Need
Not Yet
PreSys Build 2013-01-25
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Model Check
The 1D, 2D and 3D check functions are reorganized.More criteria are provided for 3D element check.
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ConnectionA new connection toolbar instead of spotweld toolbar.
New Feature in this toolbar:
The spotweld generation speed are significantly improved.
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Connection-create
Supports MAT100 spotwelds in solid
elements, 4/8/12/16 Hexahedron elements
can be created.
Support adhesive type of connections
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Num of layer
Link part ID
Connection-connector
The connector include weld points and glue area, the operations has:
Can be listed and edited by Connected List;
Can be retrieved from spotweld.
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Enhance Selection Method -by Spread
Spread for selection is used in conjunction with selecting.
When spread angle is X(X>0),the visible nodes on the faces which normal angle is less then X will be all selected.
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CAD Software Support Updated
Formats File Formats Product Structure
CATIA V4 .model, .exp, .session 4.1.9-4.2.4
CATIA V5 .CATPart, .CATProduct, .CGR R6-R22(V5-6 R2012)
Inventor.ipt (V6-R2013).iam (V11-R2013)
V11-R2013
NX .prt 11-NX8
Parasolid .x_t,.xmt_txt,.x_b,.xmt_bin 10.0-25.0.155
Pro/E /Creo .prt,.prt.*,.asm,.asm.* 16-Creo 2.0
SoildWorks .sldprt,.sldasm 2003-2013
STEP .stp,.step 203,214
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• LS-DYNA 971 R6.0.0
• NEi Nastran Version 10.1
• NISA Version 18.0
CAE Solvers Interface Updates
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Create Group from SetAllows users to create group from part set.
Right click Part on model tree
select Create Group from Set, PreSys will create Group for each
*SET_PART automatically.
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Toggle on *INITIAL_VELOCITY, PreSys will display the nodal velocity vectors for translational velocities and rotational velocities now.
Rotational velocity is shown
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Display about Node Set
PreSys only shows the nodes in the set for the
displayed elements/nodes/parts currently now.
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Default Folder of Save/Save AsWhen Save/Save As and Exporting a model, the default folder will be the folder where the current model file comes from.
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Add to PartIn new PreSys, most functions will give selection to users to decide which part they want to use.
If the using part are invisible, there will be a tip in the message window. Users will no longer complain that they can't find the elements they just created.
3 selection
If the part is visible, there is a tick in the box.
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VPG Module Updates
-Safety Module
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Safety Module-Pedestrian Protection1. Click Application->Safety->Pedestrian Protection to access:
2. The pedestrian regulation support : Pre/Processor: Marking the impact points and export the DYNA file;
• Euro NCAP (version 6.0, February 2012) • GTR ( November 2008)
Post/Processor: Check the analysis result and calculate the scores.
• Euro NCAP (version 6.0, February 2012)
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Pedestrian Protection
1. Marking the impact area
2. Load the impactor
Process of operation:
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3. Export the DYNA file.
Pedestrian Protection
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4. Submit the DYNA files in batch.
Pedestrian Protection
5. Check the scores in Post .
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Enrich the dummy libraryThe dummy library has been enriched. The number of dummy increased from 10 to 13.
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VPG Module Updates
-Structure
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TireThe TIRE Module allows the user to :
1.Generate tire models with user-defined characteristics;
2. Setup tire cleat test to checkout its performance;
3.Create a revolute joint between tire and suspension ;
4.Adjust tire camber/toe angle
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The picture is popped up for users when mouse move to the parameters.
Create Tire
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Tire / Cleat Test Setup
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Assembly the tire to suspension, and a revolute
joint will be created.
A revolute joint was created.
Tire / Assembly
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Adjust tire Camber/Toe angle .
Camber Angle Adjust
Tire / Align Tire
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VPG Road Surface Generation
Import road
from built-in library (12 roads)
from user’s file
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Road / Parametrically Defined
Create Parametric Road
Plank Road Pothole Road
Curb Road Roof Road
Sine Road Crown Road
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Road / PositionThe road is located according the vehicle position when loaded.
If multiple road models are imported or created continuously, all the roads will be automatically connected with end to end
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Thank you