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simulations in COMSOL to estimate the induced bend loss shown in Fig. 4, which is very low in comparison with the standard fiber. These results support the use of trenched index fiber, as bend-insensitive fibers, to increase the stability of fibers towards bending. Fig. 6: Refractive Index of bend insensitive fiber (BIF)

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Effects of Solvers on Finite Element Analysis in COMSOL Multiphysics® Software C. Ravi[1] [1]Siemens Technology and Services Private Limited, Bengaluru, Karnataka, India Sm global shop customer service
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Hi Thomas You should perhaps add that the convergence "efficiency" (or time to converge) of segregated solver cases will often depend of the order of the variables in the different segregated steps, and that COMSOL uses (from my understanding) a rule also based on the order of appearance of the different physics. Mar 24, 2016 · In this study, a new analytical model is developed for an electrostatic Microelectromechanical System (MEMS) cantilever actuator to establish a relation between the displacement of its tip and the applied voltage. The proposed model defines the micro-cantilever ... simulations in COMSOL to estimate the induced bend loss shown in Fig. 4, which is very low in comparison with the standard fiber. These results support the use of trenched index fiber, as bend-insensitive fibers, to increase the stability of fibers towards bending. Fig. 6: Refractive Index of bend insensitive fiber (BIF) Hi Thomas You should perhaps add that the convergence "efficiency" (or time to converge) of segregated solver cases will often depend of the order of the variables in the different segregated steps, and that COMSOL uses (from my understanding) a rule also based on the order of appearance of the different physics. How to make system in matlabFor example, I needed to generate a hexagonal network of hundreds of edges, and there was no easy way to accomplish this from within Comsol. Load a model made in a later version of Comsol into an earlier version. (For example: 4.3 to 4.2a.) You don't need to know Java in order to work with a Comsol-generated Java file. his guide describes the AC/DC Module, an optional add-on package for COMSOL Multiphysics designed to assist you to solve and model low-frequency electromagnetics. This chapter introduces you to the capabilities of the AC/DC Module including an introduction to the modeling stages and some realistic and illustrative models. A Finite Element Convergence Studies Using COMSOL 4.0a and LiveLink for MATLAB David W. Trott and Matthias K. Gobbert ({dtrott1,gobbert}@umbc.edu) Performance of iterative equation solvers for mass transfer problems in three-dimensional sphere packings in COMSOL Author links open overlay panel Birgit Stute a Verena Krupp b Eric von Lieres a Show more

Harmonium parts name in hindi1 1 Introduction T he Structural Mechanics Module 3.5 is an optional package that extends the COMSOL Multiphysics modeling environment with customized user interfaces simulations in COMSOL to estimate the induced bend loss shown in Fig. 4, which is very low in comparison with the standard fiber. These results support the use of trenched index fiber, as bend-insensitive fibers, to increase the stability of fibers towards bending. Fig. 6: Refractive Index of bend insensitive fiber (BIF) Mirco bros productsSum of cubes formulaAs such, if a FE model is to exhibit a specified Q factor (which relates to the damping in the system), it must be solved to an accuracy that, at the very minimum, resolves Dx accurately at the amplitudes at which the model oscillates. There are two assignable tolerance values incorporated into Comsol Multiphysics' time dependant solver. Tnw aero survival rifle vs sub 2000Fake email sender and receiver

COMSOL MULTIPHYSICS MULTIPHYSICS SIMULATION ... certainly, is a large factor, and it is now commonplace to ... team to accurately estimate Use of Comsol Multiphysics in Undergraduate Research Projects to Solve Real-life Problems Bruce A. Finlayson, University of Washington, Seattle, WA, USA Abstract This paper shows how undergraduates are introduced to computational fluid dynamics (CFD) in research projects. The students first solve problems in their textbook, then solve Finite Element Convergence Studies of a Time-Dependent Test Problem Using COMSOL 5.1 Kourosh M. Kalayeh ([email protected]) Department of Mechanical Engineering, University of Maryland, Baltimore County

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As such, if a FE model is to exhibit a specified Q factor (which relates to the damping in the system), it must be solved to an accuracy that, at the very minimum, resolves Dx accurately at the amplitudes at which the model oscillates. There are two assignable tolerance values incorporated into Comsol Multiphysics' time dependant solver.


Abstract: In machining operation, the quality of surface finish is an important requirement for many turned work pieces. cutting temperature is one of the most important parameters in determining the cutting performance and tool life. the objective for this work is to estimate the cutting temperature in 3D model on tool-chip interface and the ...

Note that while COMSOL employees may participate in the discussion forum, COMSOL ® software users who are on-subscription should submit their questions via the Support Center for a more comprehensive response from the Technical Support team. INDUCTANCE OF A POWER INDUCTOR | 3 Results and Discussion At a frequency of 1 kHz the inductance is 97 µH, and the figure below shows the electric potential and the magnetic flux density in a combined plot.

Lowes dobie blocksSep 13, 2012 · COMSOL Multiphysics will now start to solve the problem using the first multiplication factor. Then, if that works, the solution will be used as the initial guess for the next parameter value. This process will continue until the last parameter value is reached. Modelling the Electrical Parameters Of A Loudspeaker Motor System With The AC-DC Module – (MEPLMSAM) . M. Cobianchi *1,Dr. M. Rousseau*1 and S. Xavier*1. 1B&W Group Ltd, Worthing, West Sussex, England. COMSOL Multiphysics® version 5.5 brings several optimization improvements and updated models. See what's new here. × Warning Your internet explorer is in compatibility mode and may not be displaying the website correctly. Hi, I'm modeling IR laser interaction on a silicon wafer and i'm not able to make my simulation work. My problem occurred when i did a change in my absorption coefficient Ac.

INDUCTANCE OF A POWER INDUCTOR | 3 Results and Discussion At a frequency of 1 kHz the inductance is 97 µH, and the figure below shows the electric potential and the magnetic flux density in a combined plot. A. Zare, E. Cutler, H. Cho, COMSOL conference 2015 • Surface plasmon resonance based on optical properties of metallic nanostructures can be used for detection of special biological targets, including individual molecules • Gold nanostructures with different shapes and sizes have been designed to achieve high enhancement factor (EF), For example, I needed to generate a hexagonal network of hundreds of edges, and there was no easy way to accomplish this from within Comsol. Load a model made in a later version of Comsol into an earlier version. (For example: 4.3 to 4.2a.) You don't need to know Java in order to work with a Comsol-generated Java file.

his guide describes the AC/DC Module, an optional add-on package for COMSOL Multiphysics designed to assist you to solve and model low-frequency electromagnetics. This chapter introduces you to the capabilities of the AC/DC Module including an introduction to the modeling stages and some realistic and illustrative models. A INDUCTANCE OF A POWER INDUCTOR | 3 Results and Discussion At a frequency of 1 kHz the inductance is 97 µH, and the figure below shows the electric potential and the magnetic flux density in a combined plot. Abstract: In machining operation, the quality of surface finish is an important requirement for many turned work pieces. cutting temperature is one of the most important parameters in determining the cutting performance and tool life. the objective for this work is to estimate the cutting temperature in 3D model on tool-chip interface and the ... Audi c103e

A. Zare, E. Cutler, H. Cho, COMSOL conference 2015 • Surface plasmon resonance based on optical properties of metallic nanostructures can be used for detection of special biological targets, including individual molecules • Gold nanostructures with different shapes and sizes have been designed to achieve high enhancement factor (EF),

his guide describes the AC/DC Module, an optional add-on package for COMSOL Multiphysics designed to assist you to solve and model low-frequency electromagnetics. This chapter introduces you to the capabilities of the AC/DC Module including an introduction to the modeling stages and some realistic and illustrative models. A Jul 18, 2011 · Then COMSOL gave you a warning message that it could not converge lower than another larger number (.001 or similar if I recall). So, what I did is at 100 knots, I raised the convergence criteria to be slightly larger than the value from the warning message, and I get a much smoother, but less accurate surface.

Modelling the Electrical Parameters Of A Loudspeaker Motor System With The AC-DC Module – (MEPLMSAM) . M. Cobianchi *1,Dr. M. Rousseau*1 and S. Xavier*1. 1B&W Group Ltd, Worthing, West Sussex, England. INDUCTANCE OF A POWER INDUCTOR | 3 Results and Discussion At a frequency of 1 kHz the inductance is 97 µH, and the figure below shows the electric potential and the magnetic flux density in a combined plot.

his guide describes the AC/DC Module, an optional add-on package for COMSOL Multiphysics designed to assist you to solve and model low-frequency electromagnetics. This chapter introduces you to the capabilities of the AC/DC Module including an introduction to the modeling stages and some realistic and illustrative models. A For example, I needed to generate a hexagonal network of hundreds of edges, and there was no easy way to accomplish this from within Comsol. Load a model made in a later version of Comsol into an earlier version. (For example: 4.3 to 4.2a.) You don't need to know Java in order to work with a Comsol-generated Java file. COMSOL Multiphysics (COMSOL, 2014) is a versatile finite element modelling package that enables the coupling of physical processes and offers model set-up via a high-level GUI. Several modules are offered for specific applications and, critically, any value or equation can be modified or introduced by the user. Step 2 of importing an STL mesh file of a spinal vertebra into COMSOL Multiphysics where a COMSOL geometry and mesh is created using new features that simplify and remove defects in the mesh. In this image, we see a COMSOL geometry created from the original mesh, which is provided courtesy of Mark Yeoman, Continuum Blue Ltd., Ystrad Mynach, UK. Hi, I'm modeling IR laser interaction on a silicon wafer and i'm not able to make my simulation work. My problem occurred when i did a change in my absorption coefficient Ac.

deviation of Kt for COMSOL simulation. For Monte Carlo simulation of the random error, random numbers are generated with a mean of zero and standard deviation equal to the experimental standard deviation. We run the Monte Carlo for 3000 samples and compute Kt, the concentration factor. Figure 4 shows the convergence of Kt occurs at ...

Step 2 of importing an STL mesh file of a spinal vertebra into COMSOL Multiphysics where a COMSOL geometry and mesh is created using new features that simplify and remove defects in the mesh. In this image, we see a COMSOL geometry created from the original mesh, which is provided courtesy of Mark Yeoman, Continuum Blue Ltd., Ystrad Mynach, UK. Finite Element Convergence Studies Using COMSOL 4.0a and LiveLink for MATLAB David W. Trott and Matthias K. Gobbert ({dtrott1,gobbert}@umbc.edu) Finite Element Convergence Studies Using COMSOL 4.0a and LiveLink for MATLAB David W. Trott and Matthias K. Gobbert ({dtrott1,gobbert}@umbc.edu)

Mar 03, 2016 · One of the most common uses of the AC/DC Module is for modeling electromagnetic coils and the interactions with their surroundings. Today, we will look into one of the key concepts to keep in mind when modeling coils: closing the current loop. For example, I needed to generate a hexagonal network of hundreds of edges, and there was no easy way to accomplish this from within Comsol. Load a model made in a later version of Comsol into an earlier version. (For example: 4.3 to 4.2a.) You don't need to know Java in order to work with a Comsol-generated Java file. COMSOL Multiphysics (COMSOL, 2014) is a versatile finite element modelling package that enables the coupling of physical processes and offers model set-up via a high-level GUI. Several modules are offered for specific applications and, critically, any value or equation can be modified or introduced by the user.

On the Convergence Order of COMSOL Solutions A. Bradji *,1 and E. Holzbecher 2 1 Charles University, Prague (CZECH Rep.) 2 Weierstrass Institute for Applied Analysis and Stochastics (WIAS), Berlin (GERMANY)

Structural Mechanics Module in COMSOL Version 4.0a Simulations are Compared with Theoretical Values and Experimental Results Uncertainty in Simulation and Experimentation Monte Carlo Method was Used to Estimate the Total Uncertainty (Random & Systematic) Parametric Sweep Function in COMSOL University of Alabama in Huntsville 2 Modeling of Vickers Indentation of TiAl Alloys . R. Cagliero and G. Maizza* Dipartimento di Scienza dei Materiali ed Ingegneria Chimica, Politecnico di Torino *Corresponding author: C.so Duca degli Abruzzi 24, 10129, Torino, Italy, [email protected] . Abstract: Instrumented indentation, also known as depth- For example, I needed to generate a hexagonal network of hundreds of edges, and there was no easy way to accomplish this from within Comsol. Load a model made in a later version of Comsol into an earlier version. (For example: 4.3 to 4.2a.) You don't need to know Java in order to work with a Comsol-generated Java file.

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Performance of iterative equation solvers for mass transfer problems in three-dimensional sphere packings in COMSOL Author links open overlay panel Birgit Stute a Verena Krupp b Eric von Lieres a Show more Optimization Module Updates. For users of the Optimization Module, COMSOL Multiphysics ® version 5.5 includes a more simplified setup of shape optimization with new built-in features, a filter dataset for smoothing topology optimization results, and strict enforcement of design constraints for derivative-free optimization. Abstract: In machining operation, the quality of surface finish is an important requirement for many turned work pieces. cutting temperature is one of the most important parameters in determining the cutting performance and tool life. the objective for this work is to estimate the cutting temperature in 3D model on tool-chip interface and the ...

FORUM Error: Failed to find a solution. Segregated Step 1 System matrix is zero. KNOWLEDGE BASE Failed to evaluate variable; BLOG Street Sign Buckles in the Wind, COMSOL User Takes Home Prize; FORUM Failed to find a solution for the initial parameter. KNOWLEDGE BASE Solving time dependent models with inconsistent initial values Optimization Module Updates. For users of the Optimization Module, COMSOL Multiphysics ® version 5.5 includes a more simplified setup of shape optimization with new built-in features, a filter dataset for smoothing topology optimization results, and strict enforcement of design constraints for derivative-free optimization.