New Technologies in CST STUDIO SUITE CST COMPUTER SIMULATION TECHNOLOGY

Transcription

1 New Technologies in CST STUDIO SUITE 2016

2 Outline Design Tools & Modeling Antenna Magus Filter Designer 2D/3D Modeling 3D EM Solver Technology Cable / Circuit / PCB Systems Multiphysics

3 CST Design Tools Antenna Magus 290 antennas Quick initial design One-click export Fully parameterized models

4 CST Design Tools Filter Designer 2D Easy design process Efficient optimization One-click 3D-model export

5 CST Design Tools Filter Designer 2D Easy design process Efficient optimization One-click 3D-model export

6 CST Design Tools Filter Designer 2D Easy design process Efficient optimization One-click 3D-model export

7 CST Design Tools Filter Designer 3D Easy definition of specifications Coupling matrix export Available in CST STUDIO SUITE 2016 upcoming Service Pack

8 Interactive Linux Frontend

9 3D CAD Parametric Import

10 CST Biological Model Library The CST Voxel Family gets new additions Tom Ana Nelly (CST Female Visible Human)

11 CST Biological Model Library 0 0 New CAD-based models: Tetrahedral meshing possible Voxelling in custom-resolution Low frequency simulations, high Q-value structures, multiple ports

12 Voxel Model Posing You can request posed models from us Preview of the posing tool will be available soon

13 Parameter Auto-Completion New parameter autocompletion works in dialog box entries, calculator, expressions

14 Dimensions Labels and Alignment

15 Layer Stackup Bending Layer stackup bending Normal bending Layer stackup bending Normal bending

16 Layer Stackup Bending Structure stackup is preserved.

17 Cylindrical Bending of 3D Structures Bend any 3D structure over a cylindrical surface.

18 Cylindrical Bending of 3D Structures Bend any 3D structure over a cylindrical surface.

19 Cylindrical Bending of 3D Structures

20 Stage View

21 Result Navigator Quick access to all results

22 Result Navigator Plot selected results

23 Result Navigator Filter and pin results.

24 Farfield Polar Plot with Structure View

25 Farfield Polar Plot with Structure View

26 Job Control Center Model preview More information about the model. Simulation messages directly available.

27 Outline Design Tools & Modeling 3D EM Solver Technology Meshing High Frequency Low Frequency Cable / Circuit / PCB Systems Multiphysics

28 Keep Mesh on Parameter Change For parameter changes which do not affect the geometry Example: sweep plane wave incident angle sweep (6 steps) Simulation time Re-meshing 21 m 39 s Keep mesh 18 m 40 s

29 Moving Tetrahedral Mesh Skip re-meshing for parametric small structural changes. Available for parameter sweep and optimization Simulation speedup re-meshing not required Better optimizer convergence due to reduced mesh noise

30 Moving TET-Mesh Cavity Tuning Traditionally, all changes in structure required re-meshing Mesh may change Simulation results change Mesh noise

31 Moving TET-Mesh Cavity Tuning Moving mesh: no re-meshing for small geometric changes Essential for accurate parameter sweeps and optimisations

32 Moving Mesh Filter Optimization Optimization of a cavity filter with eight parameters: Faster optimization No mesh noise S1,1 re-meshed S1,1 mesh move Best mesh move Best re-meshed Initial Over 60% faster optimization!

33 High Frequency

34 Improved TET-Mesh Adaptation Old adaptation New adaptation Final mesh after 16 passes elements Integrated monopole antenna Starting mesh elements Final mesh after 6 passes elements

35 Improved TET-Mesh Adaptation Improved edge refinement: refines the mesh more at metallic edges (anisotropic) Less manual meshing of fine details needed Improves the mesh quality, adaptation convergence, and result accuracy Comparison of the simulation results for the integrated monopole antenna between CST STUDIO SUITE 2015 and 2016: Number of mesh cells and delta S as a function of the mesh adaptation step.

36 Block Excitations for Direct Solver Direct solver can solve multiple right-hand sides (blocks) simultaneously. Simulations with multiple ports run faster. Chip package simulation with 1 million tets. 16 ports One frequency point 2016 simulation time 35 minutes 2015 simulation time 56 minutes 38% faster simulation! * *Simulation speed may vary depending on model.

37 Logarithmic 1D-Results Sampling Logarithmic Linear

38 Air Vent Material Air vent is an equivalent material model that can be used to avoid excessively fine mesh. Vent material can be used as stackup layer in thin panels.

39 Thin Panel from S-Parameters Unit cell Measurements S-parameters Thin panel

40 Characteristic Mode Analysis Modal analysis for radiating structures Insight into the radiation behavior of the structure Mode 1, 1.6 GHz Mode 2, 2.1 GHz Mode 3, 2.6 GHz

41 Characteristic Mode Analysis Gives better physical understanding Improve the antenna design Develop new antenna concepts 1.6 GHz 2.1 GHz 2.6 GHz

42 Surface Meshing Improvements Quadrilateral elements less memory Curved elements higher accuracy

43 GPU Acceleration for A-Solver Available for bistatic RCScalculation. Bistatic scattering from an airplane: Frequency 2 GHz, length 44m (~290 λ), observation angles. Without GPU Total time 62 min Speed-up 1 x Tesla K min 11x 1 x Tesla K80 4 min 16x 2 x Tesla K min 25x

44 Low Frequency

45 Motors and Electrical Machines Sliding mesh, rotational symmetry, optimization of force, torque

46 Particle Dynamics

47 Tetrahedral Tracking-Solver

48 Visualization Improvements Clamp to range for finding e.g. very slow particles

49 Outline Design Tools & Modeling 3D EM Solver Technology Cable / Circuit / PCB Impedance calculator Boardcheck signal specifications Chip interface Systems Multiphysics

50 Cable

51 Impedance Calculator

52 Circuit

53 Transient Combine Results Transient signal Automatic signal spectrum extraction For all pins

54 Transient Combine Results Includes effects of non-linear elements assuming a steady state Simple to set-up Windowing functionality Monitors & probes

55 PCB

56 Altium Designer PI - DC CST IR-drop solver available in Altium Designer for power integrity simulations

57 Complexity Is a Problem Ensure clean power supply Signal Integrity EMC Limits

58 How Can Simulations Help? It is inefficient to optimize the structure with thousands of 3D-simulations Rule checking is faster than 3D-simulation, but needs established and proven rules Manual rule checking is impractical Automated rule checking software with well proven rule sets is needed d

59 Rule Checking with Multiple Nets PCBs may contain several data buses, and every technology requires a different set of parameters Parameters depend on signal and net types Rule parameters need to be intelligently and automatically adjusted

60 Signal Specifications Library 30+ technologies Classification by means of Frequency range Rise & fall time Voltage swing Rule check parameters are based on the signal

61 Chip Interface Processing Queue Editor NanGate 45nm

62 Chip Interface 3D View in CST MWS Contact us for technology preview!

63 Outline Design Tools & Modeling 3D EM Solver Technology Cable / Circuit / PCB Systems Array design tool Multiphysics

64 Array Design Tool 3D Unit Cell Phased Array Layout Full Finite Array

65 Multi-Port Elements Automatic detection of multi-port elements when generating the finite array, allowing user to define the amplitudes and phase independently.

66 Gaussian Amplitude Taper New predefined Gaussian amplitude taper is now available for the array excitation pattern.

67 Import Amplitude and Phase Import a data file (from e.g. Antenna Magus) for amplitude and phase distribution. Amplitude Phase

68 Outline Design Tools & Modeling 3D EM Solver Technology Cable / Circuit / PCB Systems Multiphysics Conjugate heat transfer solver

69 Bi-Directional EM-Thermal Workflow New wizard for easy bi-directional EMthermal workflow setup (e.g. for temperature-dependent EM-materials) EM-simulation Thermal

70 New Family Member in MPHYSICS STUDIO Conjugate Heat Transfer Solver (CHT) Computational Fluid Dynamics (CFD) solver Solves heat transfer within both solid and fluid Fully integrated into CST STUDIO SUITE, preview version available

71 Example: Heatsink Air flow around a heatsink heated up by a CPU

72 Example: Heatsink Velocity in x-direction Temperature

73 Summary Improved CAD handling, modeling, meshing, solvers, post-processing, multiphysics, workflows, optimization And many more can be found in the improved online help.

74 Thank you!