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Integral Equation solverEuropean UGM 2007
J. P. Eberhard
Overview
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Introduction
Integral Equation solver is a Frequency-Domain solver
best suited for
Application fields
Antenna coupling & placement
Radiation pattern analysis
(RCS calculation)
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Introduction
Is based on the Method of Moments & the Multilevel Fast Multi-pole Method
Has optimal complexity in simulation time & memory
Automatic mesh generation
MLFMM Accuracy control
Higher-orderDiscretization→ High accuracy
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New Features for I-solver 2008
Waveguide ports
Far-field source
Lossy metal & Ohmic sheet
E- & H-Field monitors
Automatic fast RCS sweep
Distributed Computing
Fast surface meshing & NASTRAN
import
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Workflow – How to use the I-solver?
Quick Start guide – 4 Steps
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Workflow – How to use the I-solver?
Quick Start guide – Step 2
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Workflow – How to use the I-solver?
Quick Start guide – Step 3
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Workflow – How to use the I-solver?
Quick Start guide – Step 4
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Workflow – How to use the I-solver?
Quick Start guide – Step 4
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Typical applications
Ship & sea water (ε=80), 25 MHz
143x30x3.5m
Mono-poleantenna
Far-field
Surface current
Horn feed
17cm
Far-field
Dielectric lens (ε=2.53), 34.5 GHz
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Typical applications
360° RCS analysis, 0.5 GHz
13mMono-static RCS(horizontal plane)1° step size
Incident plane wave direction
Plane wave
8m
Tank, 1 GHz
Far-field
Surface current
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Conclusion
I-solver is Frequency-Domain solver
For 3D analysis of electrically large structures
Application fieldsAntenna coupling / placement
RCS calculations
Embedded in CST MICROWAVE STUDIO®
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