Modeling Corrosion for Automotive Applications
 types of corrosion that occur within automotive industry: atmospheric,
crevice, galvanic, pitting corrosion; corrosion module in COMSOL
Multiphysics for corrosion modeling, Pankaj Nerikar, COMSOL Blog, July 20,
2015
Simulating a Valveless Micropump Mechanism  calculating micropump mechanism's net flow rate over time period of 2 seconds using COMSOL Multiphysics, Caty Fairclough,
COMSOL Blog, July 17, 2015
Improving Phase Change Energy Storage: A Natural Approach
 numerical study of phase change energy storage process using
COMSOL Multiphysics showed that melted material evolved into
Sshaped flow, Bridget Cunningham, COMSOL Blog, July 15, 2015
Building an IR Microscope App at ZINK Imaging 
turning model into simulation app with application wizard, using Form Editor
in COMSOL Multiphysics, William Vetterling, COMSOL Blog, COMSOL Blog, July
9, 2015
Modeling Marangoni Convection with COMSOL Multiphysics
 solve NavierStokes equations to model velocity field, pressure
distribution in fluid, separating gravity from Marangoni effect, Eric Favre,
COMSOL Blog, July 7, 2015
Intro to Optimizing Mixer Design by Creating an App 
mixer
app demo's use of geometry parts, cumulative selection for
automatic model settings in COMSOL Multiphysics, details of embedded model,
structure of application builder UI, Ed Fontes, COMSOL Blog, July 6, 2015
Postprocessing Local Data Using Component Coupling  create general extrusion operator in existing component, new component in model tree in COMSOL Multiphysics, make sure solution data becomes accessible in new component, Wei Guo,
COMSOL Blog, July 2, 2015
Guide to Frequency Domain Wave Electromagnetics Modeling
 understanding wave electromagnetics problems, classifying common
application areas of electromagnetic waves, frequency domain interface in
COMSOL Multiphysics, Walter Frei, COMSOL Blog, June 30, 2015
Simulation Tools for Solving Wave Electromagnetics Problems  governing
equation for modeling frequency domain wave electromagnetics problems in COMSOL
Multiphysics, options for modifying governing equations, Walter Frei, COMSOL
Blog, June 18, 2015
How
Do I Compute Lift and Drag?  defining lift, drag, computing it using
total stress on Ahmed body, correction for angle of attack using COMSOL
Multiphysics, Peter Lyu, COMSOL Blog, June 16, 2015
Sweet Dreams with Diffusion Acoustics
 understanding acoustic diffusion in COMSOL Multiphysics, strengths,
weaknesses of it, Linus Andersson, COMSOL Blog, June 15, 2015
Protecting Aircraft Composites from Lightning Strike Damage 
application of COMSOL Multiphysics to evaluate thermal stress, displacement
in protective coatings that undergoes temperature fluctuations associated
with typical flight cycle, Jennifer Segui, COMSOL Blog, June 11, 2015
How
to Model Hygroscopic Swelling  overview of Hygroscopic Swelling effect,
defining moisture concentration, reference concentration, multiphysics coupling
in COMSOL Multiphysics, Nicolas Lorphelin, COMSOL Blog, June 9, 2015
Optimizing Heat Sink Designs with a Simulation App
 heat sink demo app uses simulation to analyze benchmark experiments of
heat sinks in UI in COMSOL Multiphysics, Caty Fairclough, COMSOL Blog, June
4, 2015
Singularities in Finite Element Models: Dealing with Red Spots
 common causes of singularities, when, how to remove them, how to interpret
results when singularities are present in model using COMSOL Multiphysics,
Henrik Sonnerlind, COMSOL Blog, June 3, 2015
Modeling an Inductive Position Sensor  designing inductive position sensor
using finite element tools, analyzing results in COMSOL Multiphysics, Caty
Fairclough, COMSOL Blog, May 26, 2015
Creating a Wavelength Tunable LED Simulation App  can be used to assess
emission properties of AlGaN/InGaN lightemitting diode, automating results
analysis techniques through custom methods in COMSOL Multiphysics, Matt Pooley,
COMSOL Blog, May 18, 2015
Simulating AnalogtoDigital Microdroplet Dispensers for LOCs
 understanding mechanism of highthroughput droplet dispenser, verifying
its function as interface between analog, digital microfluidic biochips on
LOC device, Brianne Costa, COMSOL Blog, Apr 29, 2015
First Look: COMSOL Multiphysics 5.1 Expands App Capabilities
 easier to create, share simulation apps, streamlined integration of model
builder, application builder, improved COMSOL server, new algebraic
turbulence model added to heat transfer module, Stephen Holmes,
DEVELOP 3D, Stephen Holmes, May 5, 2015
How to Create a Simulation App: Horn Antenna Demo
 add user input fields with text labels inherited from parameter
descriptions, graphics window for geometry view, results analysis in COMSOL
Multiphysics, Jiyoun Munn, COMSOL Blog, May 4, 2015
How to Model Rotating Machinery in 3D
 geometry of rotating machine, solving Maxwell's equation, relative motion,
frames, setting up solvers in COMSOL Multiphysics, Andrea Ferrario, COMSOL
Blog, Apr 30, 2015
COMSOL 5.1 Integrates App Builder into Model Builder  improvements
include: app design, layout options, LiveLink for Excel for apps,
integration into COMSOL platform, Shawn Wasserman, ENGINEERING.com, Apr 23,
2015
Evaluating a UHF RFID Tag Design with Simulation  3 types of RFID tags,
modeling UHF RFID tag design using COMSOL Multiphysics, evaluating tag
performance, Fanny Littmarck, COMSOL Blog, Apr 20, 2015
Implementing the Weak Form with a COMSOL App  evaluate, inspect various
matrices, vectors involved in solution process, view stiffness matrix by
setting up COMSOL application, Chien Liu, COMSOL Blog, Apr 16, 2015
What to Expect from COMSOL Multiphysics Version 5.1 
application builder easily converts models into simplified apps with custom
UI, COMSOL server now run apps in multiple computers, core functionalities
comes with additional part libraries in microfluidics, mixer, ray optics,
structural mechanics module, Fanny Littmarck, COMSOL Blog, Apr 15, 2015
Which Module Should I Choose for Working with My CAD Data?  select
LiveLink products if CAD, COMSOL simulation software are installed on same
computer, else opt for design or CAD import module for importing only files,
Walter Frei, COMSOL Blog, Apr 14, 2015
The Boltzmann Equation, TwoTerm Approximation Interface
 understanding electron energy distribution function, electron transport
properties in COMSOL Multiphysics, importing data to plasma model, Annette
Meiners, COMSOL Blog, Apr 8, 2015
Using the Boussinesq Approximation for Natural Convection
 considering model in COMSOL Multiphysics that couples NavierStokes
equations, heat transfer equations to model natural convection
in square cavity with heated wall, Fabrice Schlegel, COMSOL
Blog, Apr 7, 2015
Trimble MEPdesigner for SketchUp
 easytouse, quick, efficient tool for early conceptual MEP
design, enables easy collaboration, great 3D MEP solution for
under $1,000, Shaun Bryant, AEC Magazine, Mar 18, 2015
Simulating the Insertion of a Snap Hook
 inserting snap hook into its slot, evaluating stresses, strains using
COMSOL Multiphysics, Bridget Cunningham, COMSOL Blog, Mar 31, 2015
Improving Your Meshing with Partitioning
 working of Meshing Algorithm, meshing helix geometry primitive in COMSOL,
geometries with high aspect ratios, Walter Frei, COMSOL Blog, Mar 27, 2015
Simulating Injection Mold Cooling  introduction to injection mold
manufacturing, modeling cooling of injection mold in COMSOL Multiphysics,
Brianne Costa, COMSOL Blog, Mar 23, 2015
Modeling with Linearly Polarized Plane Waves
 studying orientation of metallic cylinder hidden inside
dielectric shell in COMSOL Multiphysics, Bridget Cunningham,
COMSOL Blog, Mar 20, 2015
Curve Fitting of Experimental Data with COMSOL Multiphysics
 understanding curve fitting as minimization problem, defining 'bestfit'
function, using stationary solver in COMSOL Multiphysics to solve
coefficients, Walter Frei, COMSOL Blog, Mar 19, 2015
Your Introduction to the COMSOL Server License
 COMSOL Server can be used to access simulation apps on computer, other
devices, running COMSOL Server in web browser, COMSOL client, Caty
Fairclough, COMSOL Blog, Mar 17, 2015
Tips and Tricks for Modeling Induction Furnaces  principles behind
induction heating, modeling with COMSOL Multiphysics, considering
electromagnetic, thermal problems, numerical aspects, Vincent Bruyere, COMSOL
Blog, Mar 4, 2015
The Motions and Mechanics of a TruckMounted Crane
 performing rigid body analysis of truckmounted crane in
COMSOL Multiphysics, targeting particular mechanism in system,
Bridget Cunningham, COMSOL Blog, Feb 27, 2015
Modeling Room Acoustics with COMSOL Multiphysics
 introduction to room acoustics, physical room acoustics, modal behavior
with pressure acoustics, Mads Herring Jensen, COMSOL Blog, Feb 25, 2015
Simulating an Ideal Stirred Tank Reactor System
 application of ideal stirred tank reactors, modeling ideal system of
tank reactors in series in COMSOL Multiphysics, Bridget Cunningham,
COMSOL Blog, Feb 24, 2015
Evaluating the Instability of a Space
Arc Frame  design element in modern building construction, applying
loads to space frames in COMSOL Multiphysics, Bridget Cunningham, COMSOL
Blog, Feb 18, 2015
Running COMSOL Multiphysics with Amazon EC2 
run AWS CloudFormation tool with templates provided by COMSOL to launch
license server on Amazon EC2, choose to either run COMSOL software on
single cloudbased machine or on cloudbased cluster, Par Persson
Mattsson, COMSOL Blog, Feb 20, 2015
Modeling a Periodic Heat Load
 brief introduction to timedependent simulations, consider example of
laser heating of silicon wafer in COMSOL Multiphysics, Walter Frei, COMSOL
Blog, Feb 16, 2015
Particle Component Couplings and the Velociraptor Problem
 using advanced features of particle tracing interface like builtin
particle component couplings, override properties feature to solve
Velociraptor Problem in COMSOL Multiphysics, Christoph Gordalla, COMSOL
Blog, Feb 17, 2015
Sonar Dome Vibration Analysis  scientists at INSEAN have developed way to calculate effects of turbulent boundary layer flow on bulbous bow housing sonar system with easytouse simulation model to reduce selfnoise, Francesca Magionesi,
CADdigest.com, Feb 17, 2015
New and Revamped Chemical Engineering Interfaces
 recap of modeling chemical reactions, reacting flow, learn about
chemistry, reaction engineering interfaces in COMSOL Multiphysics 5.0,
Niklas Rom, COMSOL Blog, Feb 13, 2015
Discretizing the Weak Form Equations  use set of localized shape functions as basis to approximate real solution, substitute them one by one into weak form equation to obtain discretized system of equations, Chien Liu, COMSOL
Blog, Feb 9, 2015
Predicting Cavitation in Journal Bearings  journal bearings are typically used to support rotating shaft, considering example of dynamics of rotors on hydrodynamic bearings, Fabrice Schlegel, COMSOL
Blog, Jan 30, 2015
How to Compute the Acoustic Radiation Force
 considering example of particle in standing wave pressure field,
implementing perturbation solution method in COMSOL Multiphysics, comparing
results to analytical solution, Alon Grinenko, COMSOL Blog, Jan 29, 2015
SimulationLed Strategy for Corrosion Prevention  Naval Research Laboratory uses COMSOL
Multiphysics to study microstructural formation of corrosion in metals, which involves electrochemical, mass transport analysis, Jennifer Segui,
CADdigest.com, Jan 27, 2015
Which Multiphase Flow Interface Should I Use?
 overview of applications, multiphase flow interfaces in COMSOL
Multiphysics, interface tracking vs disperse methods, Fabrice Schlegel,
COMSOL Blog, Jan 27, 2015
How to Perform a 3D Analysis of a Semiconductor Device
 setting up 3D semiconductor model of bipolar transistor device in COMSOL
Multiphysics, ensuring that doping profiles are resolved, creating effective
mesh, Matt Pooley, COMSOL Blog, Jan 26, 2015
Cloaking Advancements for Flexural Waves in Elastic Plates
 invisibility cloak is created by applying specific combination of
prestress, body forces to metamaterial plate in COMSOL Multiphysics,
Fanny Littmarck, COMSOL Blog, Jan 22, 2015
New Piezoelectric Modeling Interface in COMSOL 5.0  simulating piezoelectric devices, adding damping in dynamic analysis, selecting AcousticPiezoelectric interaction, Supratik Datta,
CADdigest.com, Jan 6, 2015
Electroplating Simulations for Printed Circuit Board Designers
 design challenges of copper pattern plating process, manufacturing cost
considerations, making simulations available with electroplating app in
COMSOL Multiphysics, Mikael Fredenberg, COMSOL Blog, Dec 17, 2014
Introducing the Design Module
 geometric tools in design module in COMSOL Multiphysics: loft, fillet and
chamfer, midsurface and thicken, Lorant Olasz, COMSOL Blog, Dec 15, 2014
Membrane Interface Improvements in Version 5.0
 changes in linear elastic material model of membrane interface in
COMSOL Multiphysics, general changes that affect membrane interface,
Ashish Kumar Singh, COMSOL Blog, Dec 11, 2014
Where to Find Application Builder Tutorial Apps
 access application builder library in COMSOL Multiphysics v5.0, activate
updates, add personal application library, Fanny Littmarck, COMSOL Blog, Dec
10, 2014
Automatic Meshing for Electromagnetic Simulations  electromagnetic simulations with open boundaries, meshing infinite element domains, perfectly matched layers in COMSOL Multiphysics, Andrew Griesmer, COMSOL
Blog, Dec 9, 2014
Intro to Modeling Evaporative Cooling
 basic concepts of modeling evaporation in COMSOL Multiphysics, considering
effects causing cooling of coffee as it evaporates, Nancy Bannach, COMSOL
Blog, Dec 8, 2014
Making Waves with Contour and Isosurface Plots  using contours to depict stress distributions in COMSOL Multiphysics, isosurfaces in acoustics applications, Lexi Carver, COMSOL
Blog, Dec 1, 2014
Using Virtual Operations to Simplify Your Geometry 
exploring virtual operations menu in COMSOL Multiphysics: ignore vertices
and form composite edges, ignore edges and form composite faces, ignore
faces and form composite domains, collapse edges and merge vertices,
collapse faces and merge edges, Walter Frei, COMSOL Blog, Nov 28, 2014
How to Easily Connect 1D Pipes to 3D Flow Domains
 pipe connection feature in COMSOL Multiphysics 5.0 couples 1D pipe
segment with 3D singlephase flow body, Niklas Rom, COMSOL Blog, Nov 27,
2014
Create
Geometry from an Imported Mesh  advantages of creating geometry from mesh
feature in COMSOL Multiphysics, Andrew Griesmer, COMSOL Blog, Nov 24, 2014
Working
with Imported CAD Designs  using different representations of same design
in COMSOL Multiphysics, importing, repairing geometry, deleting smaller,
larger details, creating features, Lorant Olasz, COMSOL Blog, Nov 20, 2014
The Tuning
Fork Application  simulating coupling of tuning fork to surrounding air
domain, resulting acoustic pressure wave using acoustics module in
COMSOL Multiphysics, Bjorn Sjodin, COMSOL Blog, Nov 11, 2014
Coupling Structural Mechanics Interfaces
 modeling reading table using COMSOL Multiphysics, methods for coupling:
builtin coupling features, using prescribed displacement, renaming
dependent variables, multibody attachments, Ashish Kumar Singh, COMSOL Blog,
Nov 3, 2014
Multiscale Reactors: Cleaning the Flows
 Reactive Pellet Bed feature in COMSOL Multiphysics version 5.0 to handle
detailed computational model of packed bed reactor, Niklas Rom, COMSOL Blog,
Nov 3, 2014
Previewing COMSOL Multiphysics 5.0 and the Application Builder
 3 new addon modules released: ray optics, design, LiveLink for Revit;
improved predefined multiphysics couplings, simulation of CAD assemblies, Barb
Schmitz, 3D CAD World, Oct 8, 2014
Understanding Parallel Computing
 COMSOL Multiphysics solves partially parallel problems, bus speed creates
performance bottleneck when working on single computer, cluster computers
offer variable performance, Walter Frei, COMSOL Blog, Oct 7, 2014
How to Get the Most Out of Arrow Plots in COMSOL Multiphysics
 powerful tool for visualizing field distribution, handling issues
involved: arrow color doesn't stand out enough, volume is stacked with too
many layers of arrows, Ruud Borger, COMSOL Blog, Sep 30, 2014
2D Axisymmetric Model of a Conical Horn Antenna
 consider corrugated conical horn antenna model, investigating
crosspolarization in horn antenna using COMSOL Multiphysics, Fanny
Littmarck, COMSOL Blog, Sep 4, 2014
Combining Parallel Slices to Create an Animation
 add parameter corresponding to axial coordinate, change slice plot
settings, add animation or player node to model using COMSOL
Multiphysics, Mranal Jain, COMSOL Blog, Aug 26, 2014
Phase Change: Cooling and Solidification of Metal
 modeling phase change with apparent heat capacity method in COMSOL
Multiphysics, application to continuous casting process, Nancy
Bannach, COMSOL Blog, Aug 12, 2014
Simulating Wear in COMSOL Multiphysics
 simulating pinondisc wear test to validate contactoffsetbased
wear model implementation, Nagi Elabbasi, COMSOL Blog, Aug 8, 2014
Automatically Handling Selections in COMSOL Multiphysics
 2 ways to add selection to model, track changes to geometry, verify
settings that are included in model by writing 'model.selections,' Lars
Gregersen, COMSOL Blog, July 2, 2014
How to Join Solutions in COMSOL Multiphysics
 considering 2 modeling examples to demo use of solution joining using
general method: absolute difference, result enveloping, Temesgen Kindo,
COMSOL Blog, July 1, 201
Capacitive Pressure Sensor
 modeling electromechanics in COMSOL Multiphysics, Amelia Halliday, COMSOL
Blog, June 16, 2014
Computing Total Normal Flux on a Planar Surface  tips to compute total
normal flux through crosssection plane, planar surface in COMSOL Multiphysics,
check current density variation computing geometric boundary, cut plane, surface
integral, Supratik Datta, COMSOL Blog, June 9, 2014
Improving Your Golf Swing with a Multibody Analysis
 armclub (twolink) vs shoulderarmclub (threelink) swing model,
considering golf swing mechanics, applied, effective torques using COMSOL
Multiphysics, Pawan Soami, COMSOL Blog, June 6, 2014
Understanding Stabilization Methods
 consider a timedependent mass transfer problem, making stabilization
settings visible, stabilization settings in transport of diluted species
interface in COMSOL Multiphysics, Fabrice Schlegel, COMSOL Blog, May 30,
2014
Heat
Transfer in Deformed Solids  understanding material, spatial frames,
temperaturedependent stress, strain using COMSOL Multiphysics,
PengChhay Ung, COMSOL Blog, May 28, 2014
Best Practice for Working with Model MFiles
 introduce variations into models using COMSOL Multiphysics UI, build
model from scratch using LiveLink for MATLAB, Lars Gregersen, COMSOL
Blog, May 14, 2014
The Electromechanical Response of a Brake Design
 analyzing poweroff type friction brake, with armature spring,
permanent magnet, forced across friction disc, Mark Yeoman, COMSOL Blog,
May 13, 2014
The Strength of
the Weak Form  derive weak equation from classic equation, using test
functions to approximate solution, weak equation in COMSOL syntax,
benefits of weak form approach, Bettina Schieche, COMSOL Blog, Apr
29, 2014
Coupling Heat Transfer with Subsurface Porous Media Flow
 governing equations in hydrothermal systems, setting up COMSOL
Multiphysics model that features long time predictions for
hydrogeothermal application. Phillip Oberdorfer, COMSOL Blog, Apr
24, 2014
Natural Frequencies of Immersed Beams
 determining natural frequencies, mode shapes using COMSOL
Multiphysics, water reduces lowest natural frequencies of beam by 20%,
Nagi Elabbasi, COMSOL Blog, Apr 22, 2014
Tips for Using the Wall Distance Interface
 understanding functionality of wall distance interface in
COMSOL Multiphysics, combining it with another interface,
Clemens Ruhl, COMSOL Blog, Apr 21, 2014
Geometric Kernels in COMSOL Multiphysics
 selecting geometric kernel from preferences window when starting new
model, converting geometry objects, Lorant Olasz, COMSOL Blog, Apr 16,
2014
Computing Stiffness of Linear Elastic Structures, Pt 1
 understanding structural stiffness, exploring modeling space
dimensions, stiffness in 0D, 1D models, computing bending stiffness,
stiffness in COMSOL Multiphysics, Supratik Datta, COMSOL Blog, Apr 3,
2014
How to Create a Material Database from Spreadsheet Data  employ
spreadsheets to handle, store numerical data, apply LiveLink feature to transfer
data edited in Excel to COMSOL Multiphysics, define exported data in any
combination of units, set fitting expressions to data, Lars Gregersen, COMSOL
Blog, Mar 31, 2014
Synchronizing Selections
Between SolidWorks and COMSOL Multiphysics  assign
materials for components in SolidWorks design to synchronize selections with
COMSOL Multiphysics model or employ COMSOL Selections window in SolidWorks to
set up own selections, Lorant Olasz, COMSOL Blog, Mar 26, 2014
An
Introduction
to
Multiphysics

COMSOL
Multiphysics
4.1 has new desktop environment, model builder, revamped interface for
modeling lead acid batteries, autorecovery option, Vince Adams, Desktop
Engineering, Apr 1, 2011
COMSOL Multiphysics 4.0  base level multiphysics
platform, hierarchal, structured tree browser for exploration, extensive
support for physical world, Al Dean, Develop 3D, Mar 11, 2011
COMSOL: An Introduction
to Multiphysics  building model by following the branches in tree
structure, multiphysics model more computation intense than single physics
model, Kenneth Wong's Virtual Desktop, Oct 22, 2010
COMSOL Makes Multiphysics More CADLike  COMSOL Multiphysics Version
4.0 has Model Builder graphical programming tools, builtin database
functionality, interoperability with Pro/E, Beth Stackpole, Design News, Oct
20, 2009
Modeling
Multiphase Flows  Comsol Multiphysics software provides 2 methods:
levelset method and phasefield method, Dan Smith & Ed Fontes of Comsol,
CADdigest.com, Apr 23, 2009
FE Software Targets Complex Multiphysics  easytolearn Comsol Multiphysics
3.3 can solve partial differential equations, imports complex CAD models, is
well documented and offers excellent customer support, more, Krishan Kumar
Bhatia, Machine Design, March 22, 2007
FEMLAB Changes Handle and Adds Features to 3.2  COMSOL Multiphysics version
3.2 from COMSOL, a FEMLAB mathematicalmodeling software, gets December's
readers' choice award, Desktop Engineering, November 2005
FEA Software Ready to Model Many Physical Phenomena  FEMLAB is an intuitive, easytouse tool that provides insights into the detailed workings of complex devices, Ronald Gamache, Machine Design, July 8, 2004
Multiphysics Modeling  FEMLAB 3.0 can model virtually any physical phenomena that can be described with partial differential equations (PDEs) and do so in a way that links different disciplines all in one package, Mike Spear, e4engineering, February 19, 2004
Multidiscipline Analyses Made Easier  although many FEA programs handle multiple disciplines, FEMLAB software allows perhaps the widest range of simultaneous simulations, coupling mechanical, electrical, chemical, fluid, and acoustic phenomena, Machine Design, December 11, 2003